diff options
Diffstat (limited to 'activerecord')
483 files changed, 11982 insertions, 7584 deletions
diff --git a/activerecord/CHANGELOG.md b/activerecord/CHANGELOG.md index 5b09101bca..e14a9a972c 100644 --- a/activerecord/CHANGELOG.md +++ b/activerecord/CHANGELOG.md @@ -1,3 +1,949 @@ +* Add expression support on the schema default. + + Example: + + create_table :posts do |t| + t.datetime :published_at, default: -> { 'NOW()' } + end + + *Ryuta Kamizono* + +* Fix regression when loading fixture files with symbol keys. + + Fixes #22584. + + *Yves Senn* + +* Use `version` column as primary key for schema_migrations table because + `schema_migrations` versions are guaranteed to be unique. + + This makes it possible to use `update_attributes` on models that do + not have a primary key. + + *Richard Schneeman* + +* Add short-hand methods for text and blob types in MySQL. + + In Pg and Sqlite3, `:text` and `:binary` have variable unlimited length. + But in MySQL, these have limited length for each types (ref #21591, #21619). + This change adds short-hand methods for each text and blob types. + + Example: + + create_table :foos do |t| + t.tinyblob :tiny_blob + t.mediumblob :medium_blob + t.longblob :long_blob + t.tinytext :tiny_text + t.mediumtext :medium_text + t.longtext :long_text + end + + *Ryuta Kamizono* + +* Take into account UTC offset when assigning string representation of + timestamp with offset specified to attribute of time type. + + *Andrey Novikov* + +* When calling `first` with a `limit` argument, return directly from the + `loaded?` records if available. + + *Ben Woosley* + +* Deprecate sending the `offset` argument to `find_nth`. Please use the + `offset` method on relation instead. + + *Ben Woosley* + +## Rails 5.0.0.beta1 (December 18, 2015) ## + +* Order the result of `find(ids)` to match the passed array, if the relation + has no explicit order defined. + + Fixes #20338. + + *Miguel Grazziotin*, *Matthew Draper* + +* Omit default limit values in dumped schema. It's tidier, and if the defaults + change in the future, we can address that via Migration API Versioning. + + *Jean Boussier* + +* Support passing the schema name as a prefix to table name in + `ConnectionAdapters::SchemaStatements#indexes`. Previously the prefix would + be considered a full part of the index name, and only the schema in the + current search path would be considered. + + *Grey Baker* + +* Ignore index name in `index_exists?` and `remove_index` when not passed a + name to check for. + + *Grey Baker* + +* Extract support for the legacy `mysql` database adapter from core. It will + live on in a separate gem for now, but most users should just use `mysql2`. + + *Abdelkader Boudih* + +* ApplicationRecord is a new superclass for all app models, analogous to app + controllers subclassing ApplicationController instead of + ActionController::Base. This gives apps a single spot to configure app-wide + model behavior. + + Newly generated applications have `app/models/application_record.rb` + present by default. + + *Genadi Samokovarov* + +* Version the API presented to migration classes, so we can change parameter + defaults without breaking existing migrations, or forcing them to be + rewritten through a deprecation cycle. + + New migrations specify the Rails version they were written for: + + class AddStatusToOrders < ActiveRecord::Migration[5.0] + def change + # ... + end + end + + *Matthew Draper*, *Ravil Bayramgalin* + +* Use bind params for `limit` and `offset`. This will generate significantly + fewer prepared statements for common tasks like pagination. To support this + change, passing a string containing a comma to `limit` has been deprecated, + and passing an Arel node to `limit` is no longer supported. + + Fixes #22250. + + *Sean Griffin* + +* Introduce after_{create,update,delete}_commit callbacks. + + Before: + + after_commit :add_to_index_later, on: :create + after_commit :update_in_index_later, on: :update + after_commit :remove_from_index_later, on: :destroy + + After: + + after_create_commit :add_to_index_later + after_update_commit :update_in_index_later + after_destroy_commit :remove_from_index_later + + Fixes #22515. + + *Genadi Samokovarov* + +* Respect the column default values for `inheritance_column` when + instantiating records through the base class. + + Fixes #17121. + + Example: + + # The schema of BaseModel has `t.string :type, default: 'SubType'` + subtype = BaseModel.new + assert_equals SubType, subtype.class + + *Kuldeep Aggarwal* + +* Fix `rake db:structure:dump` on Postgres when multiple schemas are used. + + Fixes #22346. + + *Nick Muerdter*, *ckoenig* + +* Add schema dumping support for PostgreSQL geometric data types. + + *Ryuta Kamizono* + +* Except keys of `build_record`'s argument from `create_scope` in `initialize_attributes`. + + Fixes #21893. + + *Yuichiro Kaneko* + +* Deprecate `connection.tables` on the SQLite3 and MySQL adapters. + Also deprecate passing arguments to `#tables`. + And deprecate `table_exists?`. + + The `#tables` method of some adapters (mysql, mysql2, sqlite3) would return + both tables and views while others (postgresql) just return tables. To make + their behavior consistent, `#tables` will return only tables in the future. + + The `#table_exists?` method would check both tables and views. To make + their behavior consistent with `#tables`, `#table_exists?` will check only + tables in the future. + + *Yuichiro Kaneko* + +* Improve support for non Active Record objects on `validates_associated` + + Skipping `marked_for_destruction?` when the associated object does not responds + to it make easier to validate virtual associations built on top of Active Model + objects and/or serialized objects that implement a `valid?` instance method. + + *Kassio Borges*, *Lucas Mazza* + +* Change connection management middleware to return a new response with + a body proxy, rather than mutating the original. + + *Kevin Buchanan* + +* Make `db:migrate:status` to render `1_some.rb` format migrate files. + + These files are in `db/migrate`: + + * 1_valid_people_have_last_names.rb + * 20150819202140_irreversible_migration.rb + * 20150823202140_add_admin_flag_to_users.rb + * 20150823202141_migration_tests.rb + * 2_we_need_reminders.rb + * 3_innocent_jointable.rb + + Before: + + $ bundle exec rake db:migrate:status + ... + + Status Migration ID Migration Name + -------------------------------------------------- + up 001 ********** NO FILE ********** + up 002 ********** NO FILE ********** + up 003 ********** NO FILE ********** + up 20150819202140 Irreversible migration + up 20150823202140 Add admin flag to users + up 20150823202141 Migration tests + + After: + + $ bundle exec rake db:migrate:status + ... + + Status Migration ID Migration Name + -------------------------------------------------- + up 001 Valid people have last names + up 002 We need reminders + up 003 Innocent jointable + up 20150819202140 Irreversible migration + up 20150823202140 Add admin flag to users + up 20150823202141 Migration tests + + *Yuichiro Kaneko* + +* Define `ActiveRecord::Sanitization.sanitize_sql_for_order` and use it inside + `preprocess_order_args`. + + *Yuichiro Kaneko* + +* Allow bigint with default nil for avoiding auto increment primary key. + + *Ryuta Kamizono* + +* Remove `DEFAULT_CHARSET` and `DEFAULT_COLLATION` in `MySQLDatabaseTasks`. + + We should omit the collation entirely rather than providing a default. + Then the choice is the responsibility of the server and MySQL distribution. + + *Ryuta Kamizono* + +* Alias `ActiveRecord::Relation#left_joins` to + `ActiveRecord::Relation#left_outer_joins`. + + *Takashi Kokubun* + +* Use advisory locking to raise a `ConcurrentMigrationError` instead of + attempting to migrate when another migration is currently running. + + *Sam Davies* + +* Added `ActiveRecord::Relation#left_outer_joins`. + + Example: + + User.left_outer_joins(:posts) + # => SELECT "users".* FROM "users" LEFT OUTER JOIN "posts" ON + "posts"."user_id" = "users"."id" + + *Florian Thomas* + +* Support passing an array to `order` for SQL parameter sanitization. + + *Aaron Suggs* + +* Avoid disabling errors on the PostgreSQL connection when enabling the + `standard_conforming_strings` setting. Errors were previously disabled because + the setting wasn't writable in Postgres 8.1 and didn't exist in earlier + versions. Now Rails only supports Postgres 8.2+ we're fine to assume the + setting exists. Disabling errors caused problems when using a connection + pooling tool like PgBouncer because it's not guaranteed to have the same + connection between calls to `execute` and it could leave the connection + with errors disabled. + + Fixes #22101. + + *Harry Marr* + +* Set `scope.reordering_value` to `true` if `:reordering`-values are specified. + + Fixes #21886. + + *Hiroaki Izu* + +* Add support for bidirectional destroy dependencies. + + Fixes #13609. + + Example: + + class Content < ActiveRecord::Base + has_one :position, dependent: :destroy + end + + class Position < ActiveRecord::Base + belongs_to :content, dependent: :destroy + end + + *Seb Jacobs* + +* Includes HABTM returns correct size now. It's caused by the join dependency + only instantiates one HABTM object because the join table hasn't a primary key. + + Fixes #16032. + + Examples: + + before: + + Project.first.salaried_developers.size # => 3 + Project.includes(:salaried_developers).first.salaried_developers.size # => 1 + + after: + + Project.first.salaried_developers.size # => 3 + Project.includes(:salaried_developers).first.salaried_developers.size # => 3 + + *Bigxiang* + +* Add option to index errors in nested attributes + + For models which have nested attributes, errors within those models will + now be indexed if :index_errors is specified when defining a + has_many relationship, or if its set in the global config. + + Example: + + class Guitar < ActiveRecord::Base + has_many :tuning_pegs + accepts_nested_attributes_for :tuning_pegs + end + + class TuningPeg < ActiveRecord::Base + belongs_to :guitar + validates_numericality_of :pitch + end + + # Old style + guitar.errors["tuning_pegs.pitch"] = ["is not a number"] + + # New style (if defined globally, or set in has_many_relationship) + guitar.errors["tuning_pegs[1].pitch"] = ["is not a number"] + + *Michael Probber*, *Terence Sun* + +* Exit with non-zero status for failed database rake tasks. + + *Jay Hayes* + +* Queries such as `Computer.joins(:monitor).group(:status).count` will now be + interpreted as `Computer.joins(:monitor).group('computers.status').count` + so that when `Computer` and `Monitor` have both `status` columns we don't + have conflicts in projection. + + *Rafael Sales* + +* Add ability to default to `uuid` as primary key when generating database migrations. + + Example: + + config.generators do |g| + g.orm :active_record, primary_key_type: :uuid + end + + *Jon McCartie* + +* Don't cache arguments in `#find_by` if they are an `ActiveRecord::Relation`. + + Fixes #20817. + + *Hiroaki Izu* + +* Qualify column name inserted by `group` in calculation. + + Giving `group` an unqualified column name now works, even if the relation + has `JOIN` with another table which also has a column of the name. + + *Soutaro Matsumoto* + +* Don't cache prepared statements containing an IN clause or a SQL literal, as + these queries will change often and are unlikely to have a cache hit. + + *Sean Griffin* + +* Fix `rewhere` in a `has_many` association. + + Fixes #21955. + + *Josh Branchaud*, *Kal* + +* `where` raises ArgumentError on unsupported types. + + Fixes #20473. + + *Jake Worth* + +* Add an immutable string type to help reduce memory usage for apps which do + not need mutation detection on strings. + + *Sean Griffin* + +* Give `ActiveRecord::Relation#update` its own deprecation warning when + passed an `ActiveRecord::Base` instance. + + Fixes #21945. + + *Ted Johansson* + +* Make it possible to pass `:to_table` when adding a foreign key through + `add_reference`. + + Fixes #21563. + + *Yves Senn* + +* No longer pass deprecated option `-i` to `pg_dump`. + + *Paul Sadauskas* + +* Concurrent `AR::Base#increment!` and `#decrement!` on the same record + are all reflected in the database rather than overwriting each other. + + *Bogdan Gusiev* + +* Avoid leaking the first relation we call `first` on, per model. + + Fixes #21921. + + *Matthew Draper*, *Jean Boussier* + +* Remove unused `pk_and_sequence_for` in `AbstractMysqlAdapter`. + + *Ryuta Kamizono* + +* Allow fixtures files to set the model class in the YAML file itself. + + To load the fixtures file `accounts.yml` as the `User` model, use: + + _fixture: + model_class: User + david: + name: David + + Fixes #9516. + + *Roque Pinel* + +* Don't require a database connection to load a class which uses acceptance + validations. + + *Sean Griffin* + +* Correctly apply `unscope` when preloading through associations. + + *Jimmy Bourassa* + +* Fixed taking precision into count when assigning a value to timestamp attribute. + + Timestamp column can have less precision than ruby timestamp + In result in how big a fraction of a second can be stored in the + database. + + + m = Model.create! + m.created_at.usec == m.reload.created_at.usec # => false + # due to different precision in Time.now and database column + + If the precision is low enough, (mysql default is 0, so it is always low + enough by default) the value changes when model is reloaded from the + database. This patch fixes that issue ensuring that any timestamp + assigned as an attribute is converted to column precision under the + attribute. + + *Bogdan Gusiev* + +* Introduce `connection.data_sources` and `connection.data_source_exists?`. + These methods determine what relations can be used to back Active Record + models (usually tables and views). + + Also deprecate `SchemaCache#tables`, `SchemaCache#table_exists?` and + `SchemaCache#clear_table_cache!` in favor of their new data source + counterparts. + + *Yves Senn*, *Matthew Draper* + +* Add `ActiveRecord::Base.ignored_columns` to make some columns + invisible from Active Record. + + *Jean Boussier* + +* `ActiveRecord::Tasks::MySQLDatabaseTasks` fails if shellout to + mysql commands (like `mysqldump`) is not successful. + + *Steve Mitchell* + +* Ensure `select` quotes aliased attributes, even when using `from`. + + Fixes #21488. + + *Sean Griffin*, *@johanlunds* + +* MySQL: support `unsigned` numeric data types. + + Example: + + create_table :foos do |t| + t.unsigned_integer :quantity + t.unsigned_bigint :total + t.unsigned_float :percentage + t.unsigned_decimal :price, precision: 10, scale: 2 + end + + The `unsigned: true` option may be used for the primary key: + + create_table :foos, id: :bigint, unsigned: true do |t| + … + end + + *Ryuta Kamizono* + +* Add `#views` and `#view_exists?` methods on connection adapters. + + *Ryuta Kamizono* + +* Correctly dump composite primary key. + + Example: + + create_table :barcodes, primary_key: ["region", "code"] do |t| + t.string :region + t.integer :code + end + + *Ryuta Kamizono* + +* Lookup the attribute name for `restrict_with_error` messages on the + model class that defines the association. + + *kuboon*, *Ronak Jangir* + +* Correct query for PostgreSQL 8.2 compatibility. + + *Ben Murphy*, *Matthew Draper* + +* `bin/rake db:migrate` uses + `ActiveRecord::Tasks::DatabaseTasks.migrations_paths` instead of + `Migrator.migrations_paths`. + + *Tobias Bielohlawek* + +* Support dropping indexes concurrently in PostgreSQL. + + See http://www.postgresql.org/docs/9.4/static/sql-dropindex.html for more + details. + + *Grey Baker* + +* Deprecate passing conditions to `ActiveRecord::Relation#delete_all` + and `ActiveRecord::Relation#destroy_all`. + + *Wojciech Wnętrzak* + +* Instantiating an AR model with `ActionController::Parameters` now raises + an `ActiveModel::ForbiddenAttributesError` if the parameters include a + `type` field that has not been explicitly permitted. Previously, the + `type` field was simply ignored in the same situation. + + *Prem Sichanugrist* + +* PostgreSQL, `create_schema`, `drop_schema` and `rename_table` now quote + schema names. + + Fixes #21418. + + Example: + + create_schema("my.schema") + # CREATE SCHEMA "my.schema"; + + *Yves Senn* + +* PostgreSQL, add `:if_exists` option to `#drop_schema`. This makes it + possible to drop a schema that might exist without raising an exception if + it doesn't. + + *Yves Senn* + +* Only try to nullify has_one target association if the record is persisted. + + Fixes #21223. + + *Agis Anastasopoulos* + +* Uniqueness validator raises descriptive error when running on a persisted + record without primary key. + + Fixes #21304. + + *Yves Senn* + +* Add a native JSON data type support in MySQL. + + Example: + + create_table :json_data_type do |t| + t.json :settings + end + + *Ryuta Kamizono* + +* Descriptive error message when fixtures contain a missing column. + + Fixes #21201. + + *Yves Senn* + +* `ActiveRecord::Tasks::PostgreSQLDatabaseTasks` fail if shellout to + postgresql commands (like `pg_dump`) is not successful. + + *Bryan Paxton*, *Nate Berkopec* + +* Add `ActiveRecord::Relation#in_batches` to work with records and relations + in batches. + + Available options are `of` (batch size), `load`, `begin_at`, and `end_at`. + + Examples: + + Person.in_batches.each_record(&:party_all_night!) + Person.in_batches.update_all(awesome: true) + Person.in_batches.delete_all + Person.in_batches.each do |relation| + relation.delete_all + sleep 10 # Throttles the delete queries + end + + Fixes #20933. + + *Sina Siadat* + +* Added methods for PostgreSQL geometric data types to use in migrations. + + Example: + + create_table :foo do |t| + t.line :foo_line + t.lseg :foo_lseg + t.box :foo_box + t.path :foo_path + t.polygon :foo_polygon + t.circle :foo_circle + end + + *Mehmet Emin İNAÇ* + +* Add `cache_key` to ActiveRecord::Relation. + + Example: + + @users = User.where("name like ?", "%Alberto%") + @users.cache_key + # => "/users/query-5942b155a43b139f2471b872ac54251f-3-20150714212107656125000" + + *Alberto Fernández-Capel* + +* Properly allow uniqueness validations on primary keys. + + Fixes #20966. + + *Sean Griffin*, *presskey* + +* Don't raise an error if an association failed to destroy when `destroy` was + called on the parent (as opposed to `destroy!`). + + Fixes #20991. + + *Sean Griffin* + +* `ActiveRecord::RecordNotFound` modified to store model name, primary_key and + id of the caller model. It allows the catcher of this exception to make + a better decision to what to do with it. + + Example: + + class SomeAbstractController < ActionController::Base + rescue_from ActiveRecord::RecordNotFound, with: :redirect_to_404 + + private def redirect_to_404(e) + return redirect_to(posts_url) if e.model == 'Post' + raise + end + end + + *Sameer Rahmani* + +* Deprecate the keys for association `restrict_dependent_destroy` errors in favor + of new key names. + + Previously `has_one` and `has_many` associations were using the + `one` and `many` keys respectively. Both of these keys have special + meaning in I18n (they are considered to be pluralizations) so by + renaming them to `has_one` and `has_many` we make the messages more explicit + and most importantly they don't clash with linguistical systems that need to + validate translation keys (and their pluralizations). + + The `:'restrict_dependent_destroy.one'` key should be replaced with + `:'restrict_dependent_destroy.has_one'`, and `:'restrict_dependent_destroy.many'` + with `:'restrict_dependent_destroy.has_many'`. + + *Roque Pinel*, *Christopher Dell* + +* Fix state being carried over from previous transaction. + + Considering the following example where `name` is a required attribute. + Before we had `new_record?` returning `true` for a persisted record: + + author = Author.create! name: 'foo' + author.name = nil + author.save # => false + author.new_record? # => true + + Fixes #20824. + + *Roque Pinel* + +* Correctly ignore `mark_for_destruction` when `autosave` isn't set to `true` + when validating associations. + + Fixes #20882. + + *Sean Griffin* + +* Fix a bug where counter_cache doesn't always work with polymorphic + relations. + + Fixes #16407. + + *Stefan Kanev*, *Sean Griffin* + +* Ensure that cyclic associations with autosave don't cause duplicate errors + to be added to the parent record. + + Fixes #20874. + + *Sean Griffin* + +* Ensure that `ActionController::Parameters` can still be passed to nested + attributes. + + Fixes #20922. + + *Sean Griffin* + +* Deprecate force association reload by passing a truthy argument to + association method. + + For collection association, you can call `#reload` on association proxy to + force a reload: + + @user.posts.reload # Instead of @user.posts(true) + + For singular association, you can call `#reload` on the parent object to + clear its association cache then call the association method: + + @user.reload.profile # Instead of @user.profile(true) + + Passing a truthy argument to force association to reload will be removed in + Rails 5.1. + + *Prem Sichanugrist* + +* Replaced `ActiveSupport::Concurrency::Latch` with `Concurrent::CountDownLatch` + from the concurrent-ruby gem. + + *Jerry D'Antonio* + +* Fix through associations using scopes having the scope merged multiple + times. + + Fixes #20721. + Fixes #20727. + + *Sean Griffin* + +* `ActiveRecord::Base.dump_schema_after_migration` applies migration tasks + other than `db:migrate`. (eg. `db:rollback`, `db:migrate:dup`, ...) + + Fixes #20743. + + *Yves Senn* + +* Add alternate syntax to make `change_column_default` reversible. + + User can pass in `:from` and `:to` to make `change_column_default` command + become reversible. + + Example: + + change_column_default :posts, :status, from: nil, to: "draft" + change_column_default :users, :authorized, from: true, to: false + + *Prem Sichanugrist* + +* Prevent error when using `force_reload: true` on an unassigned polymorphic + belongs_to association. + + Fixes #20426. + + *James Dabbs* + +* Correctly raise `ActiveRecord::AssociationTypeMismatch` when assigning + a wrong type to a namespaced association. + + Fixes #20545. + + *Diego Carrion* + +* `validates_absence_of` respects `marked_for_destruction?`. + + Fixes #20449. + + *Yves Senn* + +* Include the `Enumerable` module in `ActiveRecord::Relation` + + *Sean Griffin*, *bogdan* + +* Use `Enumerable#sum` in `ActiveRecord::Relation` if a block is given. + + *Sean Griffin* + +* Let `WITH` queries (Common Table Expressions) be explainable. + + *Vladimir Kochnev* + +* Make `remove_index :table, :column` reversible. + + *Yves Senn* + +* Fixed an error which would occur in dirty checking when calling + `update_attributes` from a getter. + + Fixes #20531. + + *Sean Griffin* + +* Make `remove_foreign_key` reversible. Any foreign key options must be + specified, similar to `remove_column`. + + *Aster Ryan* + +* Add `:_prefix` and `:_suffix` options to `enum` definition. + + Fixes #17511, #17415. + + *Igor Kapkov* + +* Correctly handle decimal arrays with defaults in the schema dumper. + + Fixes #20515. + + *Sean Griffin*, *jmondo* + +* Deprecate the PostgreSQL `:point` type in favor of a new one which will return + `Point` objects instead of an `Array` + + *Sean Griffin* + +* Ensure symbols passed to `ActiveRecord::Relation#select` are always treated + as columns. + + Fixes #20360. + + *Sean Griffin* + +* Do not set `sql_mode` if `strict: :default` is specified. + + # config/database.yml + production: + adapter: mysql2 + database: foo_prod + user: foo + strict: :default + + *Ryuta Kamizono* + +* Allow proc defaults to be passed to the attributes API. See documentation + for examples. + + *Sean Griffin*, *Kir Shatrov* + +* SQLite: `:collation` support for string and text columns. + + Example: + + create_table :foo do |t| + t.string :string_nocase, collation: 'NOCASE' + t.text :text_rtrim, collation: 'RTRIM' + end + + add_column :foo, :title, :string, collation: 'RTRIM' + + change_column :foo, :title, :string, collation: 'NOCASE' + + *Akshay Vishnoi* + +* Allow the use of symbols or strings to specify enum values in test + fixtures: + + awdr: + title: "Agile Web Development with Rails" + status: :proposed + + *George Claghorn* + +* Clear query cache when `ActiveRecord::Base#reload` is called. + + *Shane Hender, Pierre Nespo* + +* Include stored procedures and function on the MySQL structure dump. + + *Jonathan Worek* + +* Pass `:extend` option for `has_and_belongs_to_many` associations to the + underlying `has_many :through`. + + *Jaehyun Shin* + +* Deprecate `Relation#uniq` use `Relation#distinct` instead. + + See #9683. + + *Yves Senn* + * Allow single table inheritance instantiation to work when storing demodulized class names. @@ -32,6 +978,10 @@ *Ryuta Kamizono* +* Remove `ActiveRecord::Serialization::XmlSerializer` from core. + + *Zachary Scott* + * Make `unscope` aware of "less than" and "greater than" conditions. *TAKAHASHI Kazuaki* @@ -223,7 +1173,7 @@ *Josef Šimánek* -* Fixed ActiveRecord::Relation#becomes! and changed_attributes issues for type +* Fixed `ActiveRecord::Relation#becomes!` and `changed_attributes` issues for type columns. Fixes #17139. @@ -311,13 +1261,16 @@ *Sean Griffin* * `scoping` no longer pollutes the current scope of sibling classes when using - STI. e.x. + STI. + + Fixes #18806. + + Example: StiOne.none.scoping do StiTwo.all end - Fixes #18806. *Sean Griffin* @@ -358,7 +1311,7 @@ * Use `SCHEMA` instead of `DB_STRUCTURE` for specifying a structure file. - This makes the db:structure tasks consistent with test:load_structure. + This makes the `db:structure` tasks consistent with `test:load_structure`. *Dieter Komendera* @@ -394,7 +1347,7 @@ Fixes #17621. - *Eileen M. Uchitelle, Aaron Patterson* + *Eileen M. Uchitelle*, *Aaron Patterson* * Fix n+1 query problem when eager loading nil associations (fixes #18312) @@ -406,8 +1359,8 @@ *Henrik Nygren* -* Fixed ActiveRecord::Relation#group method when an argument is an SQL - reserved key word: +* Fixed `ActiveRecord::Relation#group` method when an argument is an SQL + reserved keyword: Example: @@ -416,7 +1369,7 @@ *Bogdan Gusiev* -* Added the `#or` method on ActiveRecord::Relation, allowing use of the OR +* Added the `#or` method on `ActiveRecord::Relation`, allowing use of the OR operator to combine WHERE or HAVING clauses. Example: @@ -616,10 +1569,10 @@ The preferred method to halt a callback chain from now on is to explicitly `throw(:abort)`. - In the past, returning `false` in an ActiveRecord `before_` callback had the + In the past, returning `false` in an Active Record `before_` callback had the side effect of halting the callback chain. This is not recommended anymore and, depending on the value of the - `config.active_support.halt_callback_chains_on_return_false` option, will + `ActiveSupport.halt_callback_chains_on_return_false` option, will either not work at all or display a deprecation warning. *claudiob* @@ -726,7 +1679,7 @@ * `eager_load` preserves readonly flag for associations. - Closes #15853. + Fixes #15853. *Takashi Kokubun* @@ -782,7 +1735,7 @@ * Fix bug with `ActiveRecord::Type::Numeric` that caused negative values to be marked as having changed when set to the same negative value. - Closes #18161. + Fixes #18161. *Daniel Fox* @@ -797,7 +1750,7 @@ before loading the schema. This is left for the user to do. `db:test:prepare` will still purge the database. - Closes #17945. + Fixes #17945. *Yves Senn* diff --git a/activerecord/MIT-LICENSE b/activerecord/MIT-LICENSE index 7c2197229d..1f496cf280 100644 --- a/activerecord/MIT-LICENSE +++ b/activerecord/MIT-LICENSE @@ -1,4 +1,4 @@ -Copyright (c) 2004-2015 David Heinemeier Hansson +Copyright (c) 2004-2016 David Heinemeier Hansson Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the @@ -17,4 +17,4 @@ MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION -WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
\ No newline at end of file +WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. diff --git a/activerecord/README.rdoc b/activerecord/README.rdoc index 049c5d2b3b..cfbee4d6f7 100644 --- a/activerecord/README.rdoc +++ b/activerecord/README.rdoc @@ -26,7 +26,7 @@ The Product class is automatically mapped to the table named "products", which might look like this: CREATE TABLE products ( - id int(11) NOT NULL auto_increment, + id int NOT NULL auto_increment, name varchar(255), PRIMARY KEY (id) ); @@ -125,7 +125,7 @@ This would also define the following accessors: <tt>Product#name</tt> and ) {Learn more}[link:classes/ActiveRecord/Base.html] and read about the built-in support for - MySQL[link:classes/ActiveRecord/ConnectionAdapters/MysqlAdapter.html], + MySQL[link:classes/ActiveRecord/ConnectionAdapters/Mysql2Adapter.html], PostgreSQL[link:classes/ActiveRecord/ConnectionAdapters/PostgreSQLAdapter.html], and SQLite3[link:classes/ActiveRecord/ConnectionAdapters/SQLite3Adapter.html]. @@ -138,7 +138,7 @@ This would also define the following accessors: <tt>Product#name</tt> and * Database agnostic schema management with Migrations. - class AddSystemSettings < ActiveRecord::Migration + class AddSystemSettings < ActiveRecord::Migration[5.0] def up create_table :system_settings do |t| t.string :name @@ -188,7 +188,7 @@ Admit the Database: The latest version of Active Record can be installed with RubyGems: - % gem install activerecord + $ gem install activerecord Source code can be downloaded as part of the Rails project on GitHub: @@ -215,4 +215,3 @@ Bug reports can be filed for the Ruby on Rails project here: Feature requests should be discussed on the rails-core mailing list here: * https://groups.google.com/forum/?fromgroups#!forum/rubyonrails-core - diff --git a/activerecord/RUNNING_UNIT_TESTS.rdoc b/activerecord/RUNNING_UNIT_TESTS.rdoc index bae40604b1..a74fcf2df7 100644 --- a/activerecord/RUNNING_UNIT_TESTS.rdoc +++ b/activerecord/RUNNING_UNIT_TESTS.rdoc @@ -20,7 +20,6 @@ example: Simply executing <tt>bundle exec rake test</tt> is equivalent to the following: - $ bundle exec rake test:mysql $ bundle exec rake test:mysql2 $ bundle exec rake test:postgresql $ bundle exec rake test:sqlite3 diff --git a/activerecord/Rakefile b/activerecord/Rakefile index fa53926eb2..0564dca94a 100644 --- a/activerecord/Rakefile +++ b/activerecord/Rakefile @@ -1,5 +1,4 @@ require 'rake/testtask' -require 'rubygems/package_task' require File.expand_path(File.dirname(__FILE__)) + "/test/config" require File.expand_path(File.dirname(__FILE__)) + "/test/support/config" @@ -18,14 +17,14 @@ def run_without_aborting(*tasks) abort "Errors running #{errors.join(', ')}" if errors.any? end -desc 'Run mysql, mysql2, sqlite, and postgresql tests by default' +desc 'Run mysql2, sqlite, and postgresql tests by default' task :default => :test -desc 'Run mysql, mysql2, sqlite, and postgresql tests' +desc 'Run mysql2, sqlite, and postgresql tests' task :test do tasks = defined?(JRUBY_VERSION) ? %w(test_jdbcmysql test_jdbcsqlite3 test_jdbcpostgresql) : - %w(test_mysql test_mysql2 test_sqlite3 test_postgresql) + %w(test_mysql2 test_sqlite3 test_postgresql) run_without_aborting(*tasks) end @@ -33,7 +32,7 @@ namespace :test do task :isolated do tasks = defined?(JRUBY_VERSION) ? %w(isolated_test_jdbcmysql isolated_test_jdbcsqlite3 isolated_test_jdbcpostgresql) : - %w(isolated_test_mysql isolated_test_mysql2 isolated_test_sqlite3 isolated_test_postgresql) + %w(isolated_test_mysql2 isolated_test_sqlite3 isolated_test_postgresql) run_without_aborting(*tasks) end end @@ -44,7 +43,7 @@ namespace :db do task :drop => ['db:mysql:drop', 'db:postgresql:drop'] end -%w( mysql mysql2 postgresql sqlite3 sqlite3_mem db2 oracle jdbcmysql jdbcpostgresql jdbcsqlite3 jdbcderby jdbch2 jdbchsqldb ).each do |adapter| +%w( mysql2 postgresql sqlite3 sqlite3_mem db2 oracle jdbcmysql jdbcpostgresql jdbcsqlite3 jdbcderby jdbch2 jdbchsqldb ).each do |adapter| namespace :test do Rake::TestTask.new(adapter => "#{adapter}:env") { |t| adapter_short = adapter == 'db2' ? adapter : adapter[/^[a-z0-9]+/] @@ -84,29 +83,20 @@ end task "isolated_test_#{adapter}" => ["#{adapter}:env", "test:isolated:#{adapter}"] end -rule '.sqlite3' do |t| - sh %Q{sqlite3 "#{t.name}" "create table a (a integer); drop table a;"} -end - -task :test_sqlite3 => [ - 'test/fixtures/fixture_database.sqlite3', - 'test/fixtures/fixture_database_2.sqlite3' -] - namespace :db do namespace :mysql do desc 'Build the MySQL test databases' task :build do - config = ARTest.config['connections']['mysql'] - %x( mysql --user=#{config['arunit']['username']} -e "create DATABASE #{config['arunit']['database']} DEFAULT CHARACTER SET utf8 DEFAULT COLLATE utf8_unicode_ci ") - %x( mysql --user=#{config['arunit2']['username']} -e "create DATABASE #{config['arunit2']['database']} DEFAULT CHARACTER SET utf8 DEFAULT COLLATE utf8_unicode_ci ") + config = ARTest.config['connections']['mysql2'] + %x( mysql --user=#{config['arunit']['username']} --password=#{config['arunit']['password']} -e "create DATABASE #{config['arunit']['database']} DEFAULT CHARACTER SET utf8 DEFAULT COLLATE utf8_unicode_ci ") + %x( mysql --user=#{config['arunit2']['username']} --password=#{config['arunit2']['password']} -e "create DATABASE #{config['arunit2']['database']} DEFAULT CHARACTER SET utf8 DEFAULT COLLATE utf8_unicode_ci ") end desc 'Drop the MySQL test databases' task :drop do - config = ARTest.config['connections']['mysql'] - %x( mysqladmin --user=#{config['arunit']['username']} -f drop #{config['arunit']['database']} ) - %x( mysqladmin --user=#{config['arunit2']['username']} -f drop #{config['arunit2']['database']} ) + config = ARTest.config['connections']['mysql2'] + %x( mysqladmin --user=#{config['arunit']['username']} --password=#{config['arunit']['password']} -f drop #{config['arunit']['database']} ) + %x( mysqladmin --user=#{config['arunit2']['username']} --password=#{config['arunit2']['password']} -f drop #{config['arunit2']['database']} ) end desc 'Rebuild the MySQL test databases' @@ -151,18 +141,3 @@ task :lines do files = FileList["lib/active_record/**/*.rb"] CodeTools::LineStatistics.new(files).print_loc end - -spec = eval(File.read('activerecord.gemspec')) - -Gem::PackageTask.new(spec) do |p| - p.gem_spec = spec -end - -# Publishing ------------------------------------------------------ - -desc "Release to rubygems" -task :release => :package do - require 'rake/gemcutter' - Rake::Gemcutter::Tasks.new(spec).define - Rake::Task['gem:push'].invoke -end diff --git a/activerecord/activerecord.gemspec b/activerecord/activerecord.gemspec index bd95b57303..4405da2812 100644 --- a/activerecord/activerecord.gemspec +++ b/activerecord/activerecord.gemspec @@ -24,5 +24,5 @@ Gem::Specification.new do |s| s.add_dependency 'activesupport', version s.add_dependency 'activemodel', version - s.add_dependency 'arel', '7.0.0.alpha' + s.add_dependency 'arel', '~> 7.0' end diff --git a/activerecord/bin/test b/activerecord/bin/test new file mode 100755 index 0000000000..7417b068bf --- /dev/null +++ b/activerecord/bin/test @@ -0,0 +1,19 @@ +#!/usr/bin/env ruby +COMPONENT_ROOT = File.expand_path("../../", __FILE__) +require File.expand_path("../tools/test", COMPONENT_ROOT) +module Minitest + def self.plugin_active_record_options(opts, options) + opts.separator "" + opts.separator "Active Record options:" + opts.on("-a", "--adapter [ADAPTER]", + "Run tests using a specific adapter (sqlite3, sqlite3_mem, mysql2, postgresql)") do |adapter| + ENV["ARCONN"] = adapter.strip + end + + opts + end +end + +Minitest.extensions.unshift 'active_record' + +exit Minitest.run(ARGV) diff --git a/activerecord/lib/active_record.rb b/activerecord/lib/active_record.rb index 1844b29ccb..ab3846ae65 100644 --- a/activerecord/lib/active_record.rb +++ b/activerecord/lib/active_record.rb @@ -1,5 +1,5 @@ #-- -# Copyright (c) 2004-2015 David Heinemeier Hansson +# Copyright (c) 2004-2016 David Heinemeier Hansson # # Permission is hereby granted, free of charge, to any person obtaining # a copy of this software and associated documentation files (the @@ -40,6 +40,7 @@ module ActiveRecord autoload :CounterCache autoload :DynamicMatchers autoload :Enum + autoload :InternalMetadata autoload :Explain autoload :Inheritance autoload :Integration @@ -53,7 +54,9 @@ module ActiveRecord autoload :Persistence autoload :QueryCache autoload :Querying + autoload :CollectionCacheKey autoload :ReadonlyAttributes + autoload :RecordInvalid, 'active_record/validations' autoload :Reflection autoload :RuntimeRegistry autoload :Sanitization diff --git a/activerecord/lib/active_record/aggregations.rb b/activerecord/lib/active_record/aggregations.rb index f7b50cd25a..be88c7c9e8 100644 --- a/activerecord/lib/active_record/aggregations.rb +++ b/activerecord/lib/active_record/aggregations.rb @@ -1,6 +1,6 @@ module ActiveRecord - # = Active Record Aggregations - module Aggregations # :nodoc: + # See ActiveRecord::Aggregations::ClassMethods for documentation + module Aggregations extend ActiveSupport::Concern def initialize_dup(*) # :nodoc: @@ -24,8 +24,8 @@ module ActiveRecord super end - # Active Record implements aggregation through a macro-like class method called +composed_of+ - # for representing attributes as value objects. It expresses relationships like "Account [is] + # Active Record implements aggregation through a macro-like class method called #composed_of + # for representing attributes as value objects. It expresses relationships like "Account [is] # composed of Money [among other things]" or "Person [is] composed of [an] address". Each call # to the macro adds a description of how the value objects are created from the attributes of # the entity object (when the entity is initialized either as a new object or from finding an @@ -120,12 +120,12 @@ module ActiveRecord # # It's also important to treat the value objects as immutable. Don't allow the Money object to have # its amount changed after creation. Create a new Money object with the new value instead. The - # Money#exchange_to method is an example of this. It returns a new value object instead of changing + # <tt>Money#exchange_to</tt> method is an example of this. It returns a new value object instead of changing # its own values. Active Record won't persist value objects that have been changed through means # other than the writer method. # # The immutable requirement is enforced by Active Record by freezing any object assigned as a value - # object. Attempting to change it afterwards will result in a RuntimeError. + # object. Attempting to change it afterwards will result in a +RuntimeError+. # # Read more about value objects on http://c2.com/cgi/wiki?ValueObject and on the dangers of not # keeping value objects immutable on http://c2.com/cgi/wiki?ValueObjectsShouldBeImmutable @@ -134,17 +134,17 @@ module ActiveRecord # # By default value objects are initialized by calling the <tt>new</tt> constructor of the value # class passing each of the mapped attributes, in the order specified by the <tt>:mapping</tt> - # option, as arguments. If the value class doesn't support this convention then +composed_of+ allows + # option, as arguments. If the value class doesn't support this convention then #composed_of allows # a custom constructor to be specified. # # When a new value is assigned to the value object, the default assumption is that the new value # is an instance of the value class. Specifying a custom converter allows the new value to be automatically # converted to an instance of value class if necessary. # - # For example, the NetworkResource model has +network_address+ and +cidr_range+ attributes that should be - # aggregated using the NetAddr::CIDR value class (http://www.rubydoc.info/gems/netaddr/1.5.0/NetAddr/CIDR). + # For example, the +NetworkResource+ model has +network_address+ and +cidr_range+ attributes that should be + # aggregated using the +NetAddr::CIDR+ value class (http://www.rubydoc.info/gems/netaddr/1.5.0/NetAddr/CIDR). # The constructor for the value class is called +create+ and it expects a CIDR address string as a parameter. - # New values can be assigned to the value object using either another NetAddr::CIDR object, a string + # New values can be assigned to the value object using either another +NetAddr::CIDR+ object, a string # or an array. The <tt>:constructor</tt> and <tt>:converter</tt> options can be used to meet # these requirements: # @@ -173,7 +173,7 @@ module ActiveRecord # # == Finding records by a value object # - # Once a +composed_of+ relationship is specified for a model, records can be loaded from the database + # Once a #composed_of relationship is specified for a model, records can be loaded from the database # by specifying an instance of the value object in the conditions hash. The following example # finds all customers with +balance_amount+ equal to 20 and +balance_currency+ equal to "USD": # @@ -186,7 +186,7 @@ module ActiveRecord # Options are: # * <tt>:class_name</tt> - Specifies the class name of the association. Use it only if that name # can't be inferred from the part id. So <tt>composed_of :address</tt> will by default be linked - # to the Address class, but if the real class name is CompanyAddress, you'll have to specify it + # to the Address class, but if the real class name is +CompanyAddress+, you'll have to specify it # with this option. # * <tt>:mapping</tt> - Specifies the mapping of entity attributes to attributes of the value # object. Each mapping is represented as an array where the first item is the name of the diff --git a/activerecord/lib/active_record/associations.rb b/activerecord/lib/active_record/associations.rb index a3c30642d0..f6d8e8a342 100644 --- a/activerecord/lib/active_record/associations.rb +++ b/activerecord/lib/active_record/associations.rb @@ -5,95 +5,170 @@ require 'active_record/errors' module ActiveRecord class AssociationNotFoundError < ConfigurationError #:nodoc: - def initialize(record, association_name) - super("Association named '#{association_name}' was not found on #{record.class.name}; perhaps you misspelled it?") + def initialize(record = nil, association_name = nil) + if record && association_name + super("Association named '#{association_name}' was not found on #{record.class.name}; perhaps you misspelled it?") + else + super("Association was not found.") + end end end class InverseOfAssociationNotFoundError < ActiveRecordError #:nodoc: - def initialize(reflection, associated_class = nil) - super("Could not find the inverse association for #{reflection.name} (#{reflection.options[:inverse_of].inspect} in #{associated_class.nil? ? reflection.class_name : associated_class.name})") + def initialize(reflection = nil, associated_class = nil) + if reflection + super("Could not find the inverse association for #{reflection.name} (#{reflection.options[:inverse_of].inspect} in #{associated_class.nil? ? reflection.class_name : associated_class.name})") + else + super("Could not find the inverse association.") + end end end class HasManyThroughAssociationNotFoundError < ActiveRecordError #:nodoc: - def initialize(owner_class_name, reflection) - super("Could not find the association #{reflection.options[:through].inspect} in model #{owner_class_name}") + def initialize(owner_class_name = nil, reflection = nil) + if owner_class_name && reflection + super("Could not find the association #{reflection.options[:through].inspect} in model #{owner_class_name}") + else + super("Could not find the association.") + end end end class HasManyThroughAssociationPolymorphicSourceError < ActiveRecordError #:nodoc: - def initialize(owner_class_name, reflection, source_reflection) - super("Cannot have a has_many :through association '#{owner_class_name}##{reflection.name}' on the polymorphic object '#{source_reflection.class_name}##{source_reflection.name}' without 'source_type'. Try adding 'source_type: \"#{reflection.name.to_s.classify}\"' to 'has_many :through' definition.") + def initialize(owner_class_name = nil, reflection = nil, source_reflection = nil) + if owner_class_name && reflection && source_reflection + super("Cannot have a has_many :through association '#{owner_class_name}##{reflection.name}' on the polymorphic object '#{source_reflection.class_name}##{source_reflection.name}' without 'source_type'. Try adding 'source_type: \"#{reflection.name.to_s.classify}\"' to 'has_many :through' definition.") + else + super("Cannot have a has_many :through association.") + end end end class HasManyThroughAssociationPolymorphicThroughError < ActiveRecordError #:nodoc: - def initialize(owner_class_name, reflection) - super("Cannot have a has_many :through association '#{owner_class_name}##{reflection.name}' which goes through the polymorphic association '#{owner_class_name}##{reflection.through_reflection.name}'.") + def initialize(owner_class_name = nil, reflection = nil) + if owner_class_name && reflection + super("Cannot have a has_many :through association '#{owner_class_name}##{reflection.name}' which goes through the polymorphic association '#{owner_class_name}##{reflection.through_reflection.name}'.") + else + super("Cannot have a has_many :through association.") + end end end class HasManyThroughAssociationPointlessSourceTypeError < ActiveRecordError #:nodoc: - def initialize(owner_class_name, reflection, source_reflection) - super("Cannot have a has_many :through association '#{owner_class_name}##{reflection.name}' with a :source_type option if the '#{reflection.through_reflection.class_name}##{source_reflection.name}' is not polymorphic. Try removing :source_type on your association.") + def initialize(owner_class_name = nil, reflection = nil, source_reflection = nil) + if owner_class_name && reflection && source_reflection + super("Cannot have a has_many :through association '#{owner_class_name}##{reflection.name}' with a :source_type option if the '#{reflection.through_reflection.class_name}##{source_reflection.name}' is not polymorphic. Try removing :source_type on your association.") + else + super("Cannot have a has_many :through association.") + end end end class HasOneThroughCantAssociateThroughCollection < ActiveRecordError #:nodoc: - def initialize(owner_class_name, reflection, through_reflection) - super("Cannot have a has_one :through association '#{owner_class_name}##{reflection.name}' where the :through association '#{owner_class_name}##{through_reflection.name}' is a collection. Specify a has_one or belongs_to association in the :through option instead.") + def initialize(owner_class_name = nil, reflection = nil, through_reflection = nil) + if owner_class_name && reflection && through_reflection + super("Cannot have a has_one :through association '#{owner_class_name}##{reflection.name}' where the :through association '#{owner_class_name}##{through_reflection.name}' is a collection. Specify a has_one or belongs_to association in the :through option instead.") + else + super("Cannot have a has_one :through association.") + end end end class HasOneAssociationPolymorphicThroughError < ActiveRecordError #:nodoc: - def initialize(owner_class_name, reflection) - super("Cannot have a has_one :through association '#{owner_class_name}##{reflection.name}' which goes through the polymorphic association '#{owner_class_name}##{reflection.through_reflection.name}'.") + def initialize(owner_class_name = nil, reflection = nil) + if owner_class_name && reflection + super("Cannot have a has_one :through association '#{owner_class_name}##{reflection.name}' which goes through the polymorphic association '#{owner_class_name}##{reflection.through_reflection.name}'.") + else + super("Cannot have a has_one :through association.") + end end end class HasManyThroughSourceAssociationNotFoundError < ActiveRecordError #:nodoc: - def initialize(reflection) - through_reflection = reflection.through_reflection - source_reflection_names = reflection.source_reflection_names - source_associations = reflection.through_reflection.klass._reflections.keys - super("Could not find the source association(s) #{source_reflection_names.collect(&:inspect).to_sentence(:two_words_connector => ' or ', :last_word_connector => ', or ', :locale => :en)} in model #{through_reflection.klass}. Try 'has_many #{reflection.name.inspect}, :through => #{through_reflection.name.inspect}, :source => <name>'. Is it one of #{source_associations.to_sentence(:two_words_connector => ' or ', :last_word_connector => ', or ', :locale => :en)}?") + def initialize(reflection = nil) + if reflection + through_reflection = reflection.through_reflection + source_reflection_names = reflection.source_reflection_names + source_associations = reflection.through_reflection.klass._reflections.keys + super("Could not find the source association(s) #{source_reflection_names.collect(&:inspect).to_sentence(:two_words_connector => ' or ', :last_word_connector => ', or ', :locale => :en)} in model #{through_reflection.klass}. Try 'has_many #{reflection.name.inspect}, :through => #{through_reflection.name.inspect}, :source => <name>'. Is it one of #{source_associations.to_sentence(:two_words_connector => ' or ', :last_word_connector => ', or ', :locale => :en)}?") + else + super("Could not find the source association(s).") + end end end - class HasManyThroughCantAssociateThroughHasOneOrManyReflection < ActiveRecordError #:nodoc: - def initialize(owner, reflection) - super("Cannot modify association '#{owner.class.name}##{reflection.name}' because the source reflection class '#{reflection.source_reflection.class_name}' is associated to '#{reflection.through_reflection.class_name}' via :#{reflection.source_reflection.macro}.") + class ThroughCantAssociateThroughHasOneOrManyReflection < ActiveRecordError #:nodoc: + def initialize(owner = nil, reflection = nil) + if owner && reflection + super("Cannot modify association '#{owner.class.name}##{reflection.name}' because the source reflection class '#{reflection.source_reflection.class_name}' is associated to '#{reflection.through_reflection.class_name}' via :#{reflection.source_reflection.macro}.") + else + super("Cannot modify association.") + end end end + class HasManyThroughCantAssociateThroughHasOneOrManyReflection < ThroughCantAssociateThroughHasOneOrManyReflection #:nodoc: + end + + class HasOneThroughCantAssociateThroughHasOneOrManyReflection < ThroughCantAssociateThroughHasOneOrManyReflection #:nodoc: + end + class HasManyThroughCantAssociateNewRecords < ActiveRecordError #:nodoc: - def initialize(owner, reflection) - super("Cannot associate new records through '#{owner.class.name}##{reflection.name}' on '#{reflection.source_reflection.class_name rescue nil}##{reflection.source_reflection.name rescue nil}'. Both records must have an id in order to create the has_many :through record associating them.") + def initialize(owner = nil, reflection = nil) + if owner && reflection + super("Cannot associate new records through '#{owner.class.name}##{reflection.name}' on '#{reflection.source_reflection.class_name rescue nil}##{reflection.source_reflection.name rescue nil}'. Both records must have an id in order to create the has_many :through record associating them.") + else + super("Cannot associate new records.") + end end end class HasManyThroughCantDissociateNewRecords < ActiveRecordError #:nodoc: - def initialize(owner, reflection) - super("Cannot dissociate new records through '#{owner.class.name}##{reflection.name}' on '#{reflection.source_reflection.class_name rescue nil}##{reflection.source_reflection.name rescue nil}'. Both records must have an id in order to delete the has_many :through record associating them.") + def initialize(owner = nil, reflection = nil) + if owner && reflection + super("Cannot dissociate new records through '#{owner.class.name}##{reflection.name}' on '#{reflection.source_reflection.class_name rescue nil}##{reflection.source_reflection.name rescue nil}'. Both records must have an id in order to delete the has_many :through record associating them.") + else + super("Cannot dissociate new records.") + end end end - class HasManyThroughNestedAssociationsAreReadonly < ActiveRecordError #:nodoc: - def initialize(owner, reflection) - super("Cannot modify association '#{owner.class.name}##{reflection.name}' because it goes through more than one other association.") + class ThroughNestedAssociationsAreReadonly < ActiveRecordError #:nodoc: + def initialize(owner = nil, reflection = nil) + if owner && reflection + super("Cannot modify association '#{owner.class.name}##{reflection.name}' because it goes through more than one other association.") + else + super("Through nested associations are read-only.") + end end end - class EagerLoadPolymorphicError < ActiveRecordError #:nodoc: - def initialize(reflection) - super("Cannot eagerly load the polymorphic association #{reflection.name.inspect}") + class HasManyThroughNestedAssociationsAreReadonly < ThroughNestedAssociationsAreReadonly #:nodoc: + end + + class HasOneThroughNestedAssociationsAreReadonly < ThroughNestedAssociationsAreReadonly #:nodoc: + end + + # This error is raised when trying to eager load a polymorphic association using a JOIN. + # Eager loading polymorphic associations is only possible with + # {ActiveRecord::Relation#preload}[rdoc-ref:QueryMethods#preload]. + class EagerLoadPolymorphicError < ActiveRecordError + def initialize(reflection = nil) + if reflection + super("Cannot eagerly load the polymorphic association #{reflection.name.inspect}") + else + super("Eager load polymorphic error.") + end end end class ReadOnlyAssociation < ActiveRecordError #:nodoc: - def initialize(reflection) - super("Cannot add to a has_many :through association. Try adding to #{reflection.through_reflection.name.inspect}.") + def initialize(reflection = nil) + if reflection + super("Cannot add to a has_many :through association. Try adding to #{reflection.through_reflection.name.inspect}.") + else + super("Read-only reflection error.") + end end end @@ -101,8 +176,12 @@ module ActiveRecord # (has_many, has_one) when there is at least 1 child associated instance. # ex: if @project.tasks.size > 0, DeleteRestrictionError will be raised when trying to destroy @project class DeleteRestrictionError < ActiveRecordError #:nodoc: - def initialize(name) - super("Cannot delete record because of dependent #{name}") + def initialize(name = nil) + if name + super("Cannot delete record because of dependent #{name}") + else + super("Delete restriction error.") + end end end @@ -222,7 +301,7 @@ module ActiveRecord # === A word of warning # # Don't create associations that have the same name as instance methods of - # <tt>ActiveRecord::Base</tt>. Since the association adds a method with that name to + # ActiveRecord::Base. Since the association adds a method with that name to # its model, it will override the inherited method and break things. # For instance, +attributes+ and +connection+ would be bad choices for association names. # @@ -266,7 +345,6 @@ module ActiveRecord # others.find(*args) | X | X | X # others.exists? | X | X | X # others.distinct | X | X | X - # others.uniq | X | X | X # others.reset | X | X | X # # === Overriding generated methods @@ -285,7 +363,7 @@ module ActiveRecord # end # # If your model class is <tt>Project</tt>, the module is - # named <tt>Project::GeneratedAssociationMethods</tt>. The GeneratedAssociationMethods module is + # named <tt>Project::GeneratedAssociationMethods</tt>. The +GeneratedAssociationMethods+ module is # included in the model class immediately after the (anonymous) generated attributes methods # module, meaning an association will override the methods for an attribute with the same name. # @@ -293,12 +371,12 @@ module ActiveRecord # # Active Record associations can be used to describe one-to-one, one-to-many and many-to-many # relationships between models. Each model uses an association to describe its role in - # the relation. The +belongs_to+ association is always used in the model that has + # the relation. The #belongs_to association is always used in the model that has # the foreign key. # # === One-to-one # - # Use +has_one+ in the base, and +belongs_to+ in the associated model. + # Use #has_one in the base, and #belongs_to in the associated model. # # class Employee < ActiveRecord::Base # has_one :office @@ -309,7 +387,7 @@ module ActiveRecord # # === One-to-many # - # Use +has_many+ in the base, and +belongs_to+ in the associated model. + # Use #has_many in the base, and #belongs_to in the associated model. # # class Manager < ActiveRecord::Base # has_many :employees @@ -322,7 +400,7 @@ module ActiveRecord # # There are two ways to build a many-to-many relationship. # - # The first way uses a +has_many+ association with the <tt>:through</tt> option and a join model, so + # The first way uses a #has_many association with the <tt>:through</tt> option and a join model, so # there are two stages of associations. # # class Assignment < ActiveRecord::Base @@ -338,7 +416,7 @@ module ActiveRecord # has_many :programmers, through: :assignments # end # - # For the second way, use +has_and_belongs_to_many+ in both models. This requires a join table + # For the second way, use #has_and_belongs_to_many in both models. This requires a join table # that has no corresponding model or primary key. # # class Programmer < ActiveRecord::Base @@ -350,13 +428,13 @@ module ActiveRecord # # Choosing which way to build a many-to-many relationship is not always simple. # If you need to work with the relationship model as its own entity, - # use <tt>has_many :through</tt>. Use +has_and_belongs_to_many+ when working with legacy schemas or when + # use #has_many <tt>:through</tt>. Use #has_and_belongs_to_many when working with legacy schemas or when # you never work directly with the relationship itself. # - # == Is it a +belongs_to+ or +has_one+ association? + # == Is it a #belongs_to or #has_one association? # # Both express a 1-1 relationship. The difference is mostly where to place the foreign - # key, which goes on the table for the class declaring the +belongs_to+ relationship. + # key, which goes on the table for the class declaring the #belongs_to relationship. # # class User < ActiveRecord::Base # # I reference an account. @@ -371,14 +449,14 @@ module ActiveRecord # The tables for these classes could look something like: # # CREATE TABLE users ( - # id int(11) NOT NULL auto_increment, - # account_id int(11) default NULL, + # id int NOT NULL auto_increment, + # account_id int default NULL, # name varchar default NULL, # PRIMARY KEY (id) # ) # # CREATE TABLE accounts ( - # id int(11) NOT NULL auto_increment, + # id int NOT NULL auto_increment, # name varchar default NULL, # PRIMARY KEY (id) # ) @@ -389,35 +467,35 @@ module ActiveRecord # there is some special behavior you should be aware of, mostly involving the saving of # associated objects. # - # You can set the <tt>:autosave</tt> option on a <tt>has_one</tt>, <tt>belongs_to</tt>, - # <tt>has_many</tt>, or <tt>has_and_belongs_to_many</tt> association. Setting it + # You can set the <tt>:autosave</tt> option on a #has_one, #belongs_to, + # #has_many, or #has_and_belongs_to_many association. Setting it # to +true+ will _always_ save the members, whereas setting it to +false+ will # _never_ save the members. More details about <tt>:autosave</tt> option is available at # AutosaveAssociation. # # === One-to-one associations # - # * Assigning an object to a +has_one+ association automatically saves that object and + # * Assigning an object to a #has_one association automatically saves that object and # the object being replaced (if there is one), in order to update their foreign # keys - except if the parent object is unsaved (<tt>new_record? == true</tt>). # * If either of these saves fail (due to one of the objects being invalid), an - # <tt>ActiveRecord::RecordNotSaved</tt> exception is raised and the assignment is + # ActiveRecord::RecordNotSaved exception is raised and the assignment is # cancelled. - # * If you wish to assign an object to a +has_one+ association without saving it, - # use the <tt>build_association</tt> method (documented below). The object being + # * If you wish to assign an object to a #has_one association without saving it, + # use the <tt>#build_association</tt> method (documented below). The object being # replaced will still be saved to update its foreign key. - # * Assigning an object to a +belongs_to+ association does not save the object, since + # * Assigning an object to a #belongs_to association does not save the object, since # the foreign key field belongs on the parent. It does not save the parent either. # # === Collections # - # * Adding an object to a collection (+has_many+ or +has_and_belongs_to_many+) automatically + # * Adding an object to a collection (#has_many or #has_and_belongs_to_many) automatically # saves that object, except if the parent object (the owner of the collection) is not yet # stored in the database. # * If saving any of the objects being added to a collection (via <tt>push</tt> or similar) # fails, then <tt>push</tt> returns +false+. # * If saving fails while replacing the collection (via <tt>association=</tt>), an - # <tt>ActiveRecord::RecordNotSaved</tt> exception is raised and the assignment is + # ActiveRecord::RecordNotSaved exception is raised and the assignment is # cancelled. # * You can add an object to a collection without automatically saving it by using the # <tt>collection.build</tt> method (documented below). @@ -426,14 +504,14 @@ module ActiveRecord # # == Customizing the query # - # \Associations are built from <tt>Relation</tt>s, and you can use the <tt>Relation</tt> syntax + # \Associations are built from <tt>Relation</tt>s, and you can use the Relation syntax # to customize them. For example, to add a condition: # # class Blog < ActiveRecord::Base - # has_many :published_posts, -> { where published: true }, class_name: 'Post' + # has_many :published_posts, -> { where(published: true) }, class_name: 'Post' # end # - # Inside the <tt>-> { ... }</tt> block you can use all of the usual <tt>Relation</tt> methods. + # Inside the <tt>-> { ... }</tt> block you can use all of the usual Relation methods. # # === Accessing the owner object # @@ -442,7 +520,7 @@ module ActiveRecord # events that occur on the user's birthday: # # class User < ActiveRecord::Base - # has_many :birthday_events, ->(user) { where starts_on: user.birthday }, class_name: 'Event' + # has_many :birthday_events, ->(user) { where(starts_on: user.birthday) }, class_name: 'Event' # end # # Note: Joining, eager loading and preloading of these associations is not fully possible. @@ -521,8 +599,8 @@ module ActiveRecord # # * <tt>record.association(:items).owner</tt> - Returns the object the association is part of. # * <tt>record.association(:items).reflection</tt> - Returns the reflection object that describes the association. - # * <tt>record.association(:items).target</tt> - Returns the associated object for +belongs_to+ and +has_one+, or - # the collection of associated objects for +has_many+ and +has_and_belongs_to_many+. + # * <tt>record.association(:items).target</tt> - Returns the associated object for #belongs_to and #has_one, or + # the collection of associated objects for #has_many and #has_and_belongs_to_many. # # However, inside the actual extension code, you will not have access to the <tt>record</tt> as # above. In this case, you can access <tt>proxy_association</tt>. For example, @@ -534,7 +612,7 @@ module ActiveRecord # # Has Many associations can be configured with the <tt>:through</tt> option to use an # explicit join model to retrieve the data. This operates similarly to a - # +has_and_belongs_to_many+ association. The advantage is that you're able to add validations, + # #has_and_belongs_to_many association. The advantage is that you're able to add validations, # callbacks, and extra attributes on the join model. Consider the following schema: # # class Author < ActiveRecord::Base @@ -551,7 +629,7 @@ module ActiveRecord # @author.authorships.collect { |a| a.book } # selects all books that the author's authorships belong to # @author.books # selects all books by using the Authorship join model # - # You can also go through a +has_many+ association on the join model: + # You can also go through a #has_many association on the join model: # # class Firm < ActiveRecord::Base # has_many :clients @@ -571,7 +649,7 @@ module ActiveRecord # @firm.clients.flat_map { |c| c.invoices } # select all invoices for all clients of the firm # @firm.invoices # selects all invoices by going through the Client join model # - # Similarly you can go through a +has_one+ association on the join model: + # Similarly you can go through a #has_one association on the join model: # # class Group < ActiveRecord::Base # has_many :users @@ -591,7 +669,7 @@ module ActiveRecord # @group.users.collect { |u| u.avatar }.compact # select all avatars for all users in the group # @group.avatars # selects all avatars by going through the User join model. # - # An important caveat with going through +has_one+ or +has_many+ associations on the + # An important caveat with going through #has_one or #has_many associations on the # join model is that these associations are *read-only*. For example, the following # would not work following the previous example: # @@ -600,26 +678,26 @@ module ActiveRecord # # == Setting Inverses # - # If you are using a +belongs_to+ on the join model, it is a good idea to set the - # <tt>:inverse_of</tt> option on the +belongs_to+, which will mean that the following example - # works correctly (where <tt>tags</tt> is a +has_many+ <tt>:through</tt> association): + # If you are using a #belongs_to on the join model, it is a good idea to set the + # <tt>:inverse_of</tt> option on the #belongs_to, which will mean that the following example + # works correctly (where <tt>tags</tt> is a #has_many <tt>:through</tt> association): # # @post = Post.first # @tag = @post.tags.build name: "ruby" # @tag.save # - # The last line ought to save the through record (a <tt>Taggable</tt>). This will only work if the + # The last line ought to save the through record (a <tt>Tagging</tt>). This will only work if the # <tt>:inverse_of</tt> is set: # - # class Taggable < ActiveRecord::Base + # class Tagging < ActiveRecord::Base # belongs_to :post # belongs_to :tag, inverse_of: :taggings # end # # If you do not set the <tt>:inverse_of</tt> record, the association will # do its best to match itself up with the correct inverse. Automatic - # inverse detection only works on <tt>has_many</tt>, <tt>has_one</tt>, and - # <tt>belongs_to</tt> associations. + # inverse detection only works on #has_many, #has_one, and + # #belongs_to associations. # # Extra options on the associations, as defined in the # <tt>AssociationReflection::INVALID_AUTOMATIC_INVERSE_OPTIONS</tt> constant, will @@ -632,7 +710,7 @@ module ActiveRecord # You can turn off the automatic detection of inverse associations by setting # the <tt>:inverse_of</tt> option to <tt>false</tt> like so: # - # class Taggable < ActiveRecord::Base + # class Tagging < ActiveRecord::Base # belongs_to :tag, inverse_of: false # end # @@ -682,7 +760,7 @@ module ActiveRecord # == Polymorphic \Associations # # Polymorphic associations on models are not restricted on what types of models they - # can be associated with. Rather, they specify an interface that a +has_many+ association + # can be associated with. Rather, they specify an interface that a #has_many association # must adhere to. # # class Asset < ActiveRecord::Base @@ -766,7 +844,7 @@ module ActiveRecord # # Post.includes(:author).each do |post| # - # This references the name of the +belongs_to+ association that also used the <tt>:author</tt> + # This references the name of the #belongs_to association that also used the <tt>:author</tt> # symbol. After loading the posts, find will collect the +author_id+ from each one and load # all the referenced authors with one query. Doing so will cut down the number of queries # from 201 to 102. @@ -777,7 +855,7 @@ module ActiveRecord # # This will load all comments with a single query. This reduces the total number of queries # to 3. In general, the number of queries will be 1 plus the number of associations - # named (except if some of the associations are polymorphic +belongs_to+ - see below). + # named (except if some of the associations are polymorphic #belongs_to - see below). # # To include a deep hierarchy of associations, use a hash: # @@ -817,7 +895,7 @@ module ActiveRecord # In this case it is usually more natural to include an association which has conditions defined on it: # # class Post < ActiveRecord::Base - # has_many :approved_comments, -> { where approved: true }, class_name: 'Comment' + # has_many :approved_comments, -> { where(approved: true) }, class_name: 'Comment' # end # # Post.includes(:approved_comments) @@ -849,7 +927,7 @@ module ActiveRecord # For example if all the addressables are either of class Person or Company then a total # of 3 queries will be executed. The list of addressable types to load is determined on # the back of the addresses loaded. This is not supported if Active Record has to fallback - # to the previous implementation of eager loading and will raise <tt>ActiveRecord::EagerLoadPolymorphicError</tt>. + # to the previous implementation of eager loading and will raise ActiveRecord::EagerLoadPolymorphicError. # The reason is that the parent model's type is a column value so its corresponding table # name cannot be put in the +FROM+/+JOIN+ clauses of that query. # @@ -891,7 +969,7 @@ module ActiveRecord # INNER JOIN categories_posts posts_categories_join INNER JOIN posts posts_categories # INNER JOIN categories_posts categories_posts_join INNER JOIN categories categories_posts_2 # - # If you wish to specify your own custom joins using <tt>joins</tt> method, those table + # If you wish to specify your own custom joins using ActiveRecord::QueryMethods#joins method, those table # names will take precedence over the eager associations: # # Post.joins(:comments).joins("inner join comments ...") @@ -956,20 +1034,16 @@ module ActiveRecord # The +traps+ association on +Dungeon+ and the +dungeon+ association on +Trap+ are # the inverse of each other and the inverse of the +dungeon+ association on +EvilWizard+ # is the +evil_wizard+ association on +Dungeon+ (and vice-versa). By default, - # Active Record doesn't know anything about these inverse relationships and so no object - # loading optimization is possible. For example: + # Active Record can guess the inverse of the association based on the name + # of the class. The result is the following: # # d = Dungeon.first # t = d.traps.first - # d.level == t.dungeon.level # => true - # d.level = 10 - # d.level == t.dungeon.level # => false + # d.object_id == t.dungeon.object_id # => true # # The +Dungeon+ instances +d+ and <tt>t.dungeon</tt> in the above example refer to - # the same object data from the database, but are actually different in-memory copies - # of that data. Specifying the <tt>:inverse_of</tt> option on associations lets you tell - # Active Record about inverse relationships and it will optimise object loading. For - # example, if we changed our model definitions to: + # the same in-memory instance since the association matches the name of the class. + # The result would be the same if we added +:inverse_of+ to our model definitions: # # class Dungeon < ActiveRecord::Base # has_many :traps, inverse_of: :dungeon @@ -984,20 +1058,19 @@ module ActiveRecord # belongs_to :dungeon, inverse_of: :evil_wizard # end # - # Then, from our code snippet above, +d+ and <tt>t.dungeon</tt> are actually the same - # in-memory instance and our final <tt>d.level == t.dungeon.level</tt> will return +true+. - # # There are limitations to <tt>:inverse_of</tt> support: # # * does not work with <tt>:through</tt> associations. # * does not work with <tt>:polymorphic</tt> associations. - # * for +belongs_to+ associations +has_many+ inverse associations are ignored. + # * for #belongs_to associations #has_many inverse associations are ignored. + # + # For more information, see the documentation for the +:inverse_of+ option. # # == Deleting from associations # # === Dependent associations # - # +has_many+, +has_one+ and +belongs_to+ associations support the <tt>:dependent</tt> option. + # #has_many, #has_one and #belongs_to associations support the <tt>:dependent</tt> option. # This allows you to specify that associated records should be deleted when the owner is # deleted. # @@ -1018,22 +1091,22 @@ module ActiveRecord # callbacks declared either before or after the <tt>:dependent</tt> option # can affect what it does. # - # Note that <tt>:dependent</tt> option is ignored for +has_one+ <tt>:through</tt> associations. + # Note that <tt>:dependent</tt> option is ignored for #has_one <tt>:through</tt> associations. # # === Delete or destroy? # - # +has_many+ and +has_and_belongs_to_many+ associations have the methods <tt>destroy</tt>, + # #has_many and #has_and_belongs_to_many associations have the methods <tt>destroy</tt>, # <tt>delete</tt>, <tt>destroy_all</tt> and <tt>delete_all</tt>. # - # For +has_and_belongs_to_many+, <tt>delete</tt> and <tt>destroy</tt> are the same: they + # For #has_and_belongs_to_many, <tt>delete</tt> and <tt>destroy</tt> are the same: they # cause the records in the join table to be removed. # - # For +has_many+, <tt>destroy</tt> and <tt>destroy_all</tt> will always call the <tt>destroy</tt> method of the + # For #has_many, <tt>destroy</tt> and <tt>destroy_all</tt> will always call the <tt>destroy</tt> method of the # record(s) being removed so that callbacks are run. However <tt>delete</tt> and <tt>delete_all</tt> will either # do the deletion according to the strategy specified by the <tt>:dependent</tt> option, or # if no <tt>:dependent</tt> option is given, then it will follow the default strategy. # The default strategy is to do nothing (leave the foreign keys with the parent ids set), except for - # +has_many+ <tt>:through</tt>, where the default strategy is <tt>delete_all</tt> (delete + # #has_many <tt>:through</tt>, where the default strategy is <tt>delete_all</tt> (delete # the join records, without running their callbacks). # # There is also a <tt>clear</tt> method which is the same as <tt>delete_all</tt>, except that @@ -1041,13 +1114,13 @@ module ActiveRecord # # === What gets deleted? # - # There is a potential pitfall here: +has_and_belongs_to_many+ and +has_many+ <tt>:through</tt> + # There is a potential pitfall here: #has_and_belongs_to_many and #has_many <tt>:through</tt> # associations have records in join tables, as well as the associated records. So when we # call one of these deletion methods, what exactly should be deleted? # # The answer is that it is assumed that deletion on an association is about removing the # <i>link</i> between the owner and the associated object(s), rather than necessarily the - # associated objects themselves. So with +has_and_belongs_to_many+ and +has_many+ + # associated objects themselves. So with #has_and_belongs_to_many and #has_many # <tt>:through</tt>, the join records will be deleted, but the associated records won't. # # This makes sense if you think about it: if you were to call <tt>post.tags.delete(Tag.find_by(name: 'food'))</tt> @@ -1058,20 +1131,20 @@ module ActiveRecord # a person has many projects, and each project has many tasks. If we deleted one of a person's # tasks, we would probably not want the project to be deleted. In this scenario, the delete method # won't actually work: it can only be used if the association on the join model is a - # +belongs_to+. In other situations you are expected to perform operations directly on + # #belongs_to. In other situations you are expected to perform operations directly on # either the associated records or the <tt>:through</tt> association. # - # With a regular +has_many+ there is no distinction between the "associated records" + # With a regular #has_many there is no distinction between the "associated records" # and the "link", so there is only one choice for what gets deleted. # - # With +has_and_belongs_to_many+ and +has_many+ <tt>:through</tt>, if you want to delete the + # With #has_and_belongs_to_many and #has_many <tt>:through</tt>, if you want to delete the # associated records themselves, you can always do something along the lines of # <tt>person.tasks.each(&:destroy)</tt>. # - # == Type safety with <tt>ActiveRecord::AssociationTypeMismatch</tt> + # == Type safety with ActiveRecord::AssociationTypeMismatch # # If you attempt to assign an object to an association that doesn't match the inferred - # or specified <tt>:class_name</tt>, you'll get an <tt>ActiveRecord::AssociationTypeMismatch</tt>. + # or specified <tt>:class_name</tt>, you'll get an ActiveRecord::AssociationTypeMismatch. # # == Options # @@ -1091,6 +1164,7 @@ module ActiveRecord # Adds one or more objects to the collection by setting their foreign keys to the collection's primary key. # Note that this operation instantly fires update SQL without waiting for the save or update call on the # parent object, unless the parent object is a new record. + # This will also run validations and callbacks of associated object(s). # [collection.delete(object, ...)] # Removes one or more objects from the collection by setting their foreign keys to +NULL+. # Objects will be in addition destroyed if they're associated with <tt>dependent: :destroy</tt>, @@ -1108,7 +1182,8 @@ module ActiveRecord # [collection=objects] # Replaces the collections content by deleting and adding objects as appropriate. If the <tt>:through</tt> # option is true callbacks in the join models are triggered except destroy callbacks, since deletion is - # direct. + # direct by default. You can specify <tt>dependent: :destroy</tt> or + # <tt>dependent: :nullify</tt> to override this. # [collection_singular_ids] # Returns an array of the associated objects' ids # [collection_singular_ids=ids] @@ -1125,10 +1200,10 @@ module ActiveRecord # [collection.size] # Returns the number of associated objects. # [collection.find(...)] - # Finds an associated object according to the same rules as <tt>ActiveRecord::Base.find</tt>. + # Finds an associated object according to the same rules as ActiveRecord::FinderMethods#find. # [collection.exists?(...)] # Checks whether an associated object with the given conditions exists. - # Uses the same rules as <tt>ActiveRecord::Base.exists?</tt>. + # Uses the same rules as ActiveRecord::FinderMethods#exists?. # [collection.build(attributes = {}, ...)] # Returns one or more new objects of the collection type that have been instantiated # with +attributes+ and linked to this object through a foreign key, but have not yet @@ -1139,7 +1214,7 @@ module ActiveRecord # been saved (if it passed the validation). *Note*: This only works if the base model # already exists in the DB, not if it is a new (unsaved) record! # [collection.create!(attributes = {})] - # Does the same as <tt>collection.create</tt>, but raises <tt>ActiveRecord::RecordInvalid</tt> + # Does the same as <tt>collection.create</tt>, but raises ActiveRecord::RecordInvalid # if the record is invalid. # # === Example @@ -1191,11 +1266,11 @@ module ActiveRecord # [:class_name] # Specify the class name of the association. Use it only if that name can't be inferred # from the association name. So <tt>has_many :products</tt> will by default be linked - # to the Product class, but if the real class name is SpecialProduct, you'll have to + # to the +Product+ class, but if the real class name is +SpecialProduct+, you'll have to # specify it with this option. # [:foreign_key] # Specify the foreign key used for the association. By default this is guessed to be the name - # of this class in lower-case and "_id" suffixed. So a Person class that makes a +has_many+ + # of this class in lower-case and "_id" suffixed. So a Person class that makes a #has_many # association will use "person_id" as the default <tt>:foreign_key</tt>. # [:foreign_type] # Specify the column used to store the associated object's type, if this is a polymorphic @@ -1219,20 +1294,20 @@ module ActiveRecord # * <tt>:restrict_with_error</tt> causes an error to be added to the owner if there are any associated objects. # # If using with the <tt>:through</tt> option, the association on the join model must be - # a +belongs_to+, and the records which get deleted are the join records, rather than + # a #belongs_to, and the records which get deleted are the join records, rather than # the associated records. # [:counter_cache] # This option can be used to configure a custom named <tt>:counter_cache.</tt> You only need this option, - # when you customized the name of your <tt>:counter_cache</tt> on the <tt>belongs_to</tt> association. + # when you customized the name of your <tt>:counter_cache</tt> on the #belongs_to association. # [:as] - # Specifies a polymorphic interface (See <tt>belongs_to</tt>). + # Specifies a polymorphic interface (See #belongs_to). # [:through] # Specifies an association through which to perform the query. This can be any other type # of association, including other <tt>:through</tt> associations. Options for <tt>:class_name</tt>, # <tt>:primary_key</tt> and <tt>:foreign_key</tt> are ignored, as the association uses the # source reflection. # - # If the association on the join model is a +belongs_to+, the collection can be modified + # If the association on the join model is a #belongs_to, the collection can be modified # and the records on the <tt>:through</tt> model will be automatically created and removed # as appropriate. Otherwise, the collection is read-only, so you should manipulate the # <tt>:through</tt> association directly. @@ -1243,13 +1318,13 @@ module ActiveRecord # the appropriate join model records when they are saved. (See the 'Association Join Models' # section above.) # [:source] - # Specifies the source association name used by <tt>has_many :through</tt> queries. + # Specifies the source association name used by #has_many <tt>:through</tt> queries. # Only use it if the name cannot be inferred from the association. # <tt>has_many :subscribers, through: :subscriptions</tt> will look for either <tt>:subscribers</tt> or # <tt>:subscriber</tt> on Subscription, unless a <tt>:source</tt> is given. # [:source_type] - # Specifies type of the source association used by <tt>has_many :through</tt> queries where the source - # association is a polymorphic +belongs_to+. + # Specifies type of the source association used by #has_many <tt>:through</tt> queries where the source + # association is a polymorphic #belongs_to. # [:validate] # If +false+, don't validate the associated objects when saving the parent object. true by default. # [:autosave] @@ -1259,10 +1334,11 @@ module ActiveRecord # +before_save+ callback. Because callbacks are run in the order they are defined, associated objects # may need to be explicitly saved in any user-defined +before_save+ callbacks. # - # Note that <tt>accepts_nested_attributes_for</tt> sets <tt>:autosave</tt> to <tt>true</tt>. + # Note that NestedAttributes::ClassMethods#accepts_nested_attributes_for sets + # <tt>:autosave</tt> to <tt>true</tt>. # [:inverse_of] - # Specifies the name of the <tt>belongs_to</tt> association on the associated object - # that is the inverse of this <tt>has_many</tt> association. Does not work in combination + # Specifies the name of the #belongs_to association on the associated object + # that is the inverse of this #has_many association. Does not work in combination # with <tt>:through</tt> or <tt>:as</tt> options. # See ActiveRecord::Associations::ClassMethods's overview on Bi-directional associations for more detail. # [:extend] @@ -1271,10 +1347,10 @@ module ActiveRecord # association objects. # # Option examples: - # has_many :comments, -> { order "posted_on" } - # has_many :comments, -> { includes :author } + # has_many :comments, -> { order("posted_on") } + # has_many :comments, -> { includes(:author) } # has_many :people, -> { where(deleted: false).order("name") }, class_name: "Person" - # has_many :tracks, -> { order "position" }, dependent: :destroy + # has_many :tracks, -> { order("position") }, dependent: :destroy # has_many :comments, dependent: :nullify # has_many :tags, as: :taggable # has_many :reports, -> { readonly } @@ -1286,8 +1362,8 @@ module ActiveRecord # Specifies a one-to-one association with another class. This method should only be used # if the other class contains the foreign key. If the current class contains the foreign key, - # then you should use +belongs_to+ instead. See also ActiveRecord::Associations::ClassMethods's overview - # on when to use +has_one+ and when to use +belongs_to+. + # then you should use #belongs_to instead. See also ActiveRecord::Associations::ClassMethods's overview + # on when to use #has_one and when to use #belongs_to. # # The following methods for retrieval and query of a single associated object will be added: # @@ -1309,7 +1385,7 @@ module ActiveRecord # with +attributes+, linked to this object through a foreign key, and that # has already been saved (if it passed the validation). # [create_association!(attributes = {})] - # Does the same as <tt>create_association</tt>, but raises <tt>ActiveRecord::RecordInvalid</tt> + # Does the same as <tt>create_association</tt>, but raises ActiveRecord::RecordInvalid # if the record is invalid. # # === Example @@ -1354,7 +1430,7 @@ module ActiveRecord # Note that <tt>:dependent</tt> option is ignored when using <tt>:through</tt> option. # [:foreign_key] # Specify the foreign key used for the association. By default this is guessed to be the name - # of this class in lower-case and "_id" suffixed. So a Person class that makes a +has_one+ association + # of this class in lower-case and "_id" suffixed. So a Person class that makes a #has_one association # will use "person_id" as the default <tt>:foreign_key</tt>. # [:foreign_type] # Specify the column used to store the associated object's type, if this is a polymorphic @@ -1365,20 +1441,20 @@ module ActiveRecord # [:primary_key] # Specify the method that returns the primary key used for the association. By default this is +id+. # [:as] - # Specifies a polymorphic interface (See <tt>belongs_to</tt>). + # Specifies a polymorphic interface (See #belongs_to). # [:through] # Specifies a Join Model through which to perform the query. Options for <tt>:class_name</tt>, # <tt>:primary_key</tt>, and <tt>:foreign_key</tt> are ignored, as the association uses the - # source reflection. You can only use a <tt>:through</tt> query through a <tt>has_one</tt> - # or <tt>belongs_to</tt> association on the join model. + # source reflection. You can only use a <tt>:through</tt> query through a #has_one + # or #belongs_to association on the join model. # [:source] - # Specifies the source association name used by <tt>has_one :through</tt> queries. + # Specifies the source association name used by #has_one <tt>:through</tt> queries. # Only use it if the name cannot be inferred from the association. # <tt>has_one :favorite, through: :favorites</tt> will look for a # <tt>:favorite</tt> on Favorite, unless a <tt>:source</tt> is given. # [:source_type] - # Specifies type of the source association used by <tt>has_one :through</tt> queries where the source - # association is a polymorphic +belongs_to+. + # Specifies type of the source association used by #has_one <tt>:through</tt> queries where the source + # association is a polymorphic #belongs_to. # [:validate] # If +false+, don't validate the associated object when saving the parent object. +false+ by default. # [:autosave] @@ -1386,10 +1462,11 @@ module ActiveRecord # when saving the parent object. If false, never save or destroy the associated object. # By default, only save the associated object if it's a new record. # - # Note that <tt>accepts_nested_attributes_for</tt> sets <tt>:autosave</tt> to <tt>true</tt>. + # Note that NestedAttributes::ClassMethods#accepts_nested_attributes_for sets + # <tt>:autosave</tt> to <tt>true</tt>. # [:inverse_of] - # Specifies the name of the <tt>belongs_to</tt> association on the associated object - # that is the inverse of this <tt>has_one</tt> association. Does not work in combination + # Specifies the name of the #belongs_to association on the associated object + # that is the inverse of this #has_one association. Does not work in combination # with <tt>:through</tt> or <tt>:as</tt> options. # See ActiveRecord::Associations::ClassMethods's overview on Bi-directional associations for more detail. # [:required] @@ -1401,12 +1478,12 @@ module ActiveRecord # has_one :credit_card, dependent: :destroy # destroys the associated credit card # has_one :credit_card, dependent: :nullify # updates the associated records foreign # # key value to NULL rather than destroying it - # has_one :last_comment, -> { order 'posted_on' }, class_name: "Comment" - # has_one :project_manager, -> { where role: 'project_manager' }, class_name: "Person" + # has_one :last_comment, -> { order('posted_on') }, class_name: "Comment" + # has_one :project_manager, -> { where(role: 'project_manager') }, class_name: "Person" # has_one :attachment, as: :attachable # has_one :boss, -> { readonly } # has_one :club, through: :membership - # has_one :primary_address, -> { where primary: true }, through: :addressables, source: :addressable + # has_one :primary_address, -> { where(primary: true) }, through: :addressables, source: :addressable # has_one :credit_card, required: true def has_one(name, scope = nil, options = {}) reflection = Builder::HasOne.build(self, name, scope, options) @@ -1415,8 +1492,8 @@ module ActiveRecord # Specifies a one-to-one association with another class. This method should only be used # if this class contains the foreign key. If the other class contains the foreign key, - # then you should use +has_one+ instead. See also ActiveRecord::Associations::ClassMethods's overview - # on when to use +has_one+ and when to use +belongs_to+. + # then you should use #has_one instead. See also ActiveRecord::Associations::ClassMethods's overview + # on when to use #has_one and when to use #belongs_to. # # Methods will be added for retrieval and query for a single associated object, for which # this object holds an id: @@ -1436,7 +1513,7 @@ module ActiveRecord # with +attributes+, linked to this object through a foreign key, and that # has already been saved (if it passed the validation). # [create_association!(attributes = {})] - # Does the same as <tt>create_association</tt>, but raises <tt>ActiveRecord::RecordInvalid</tt> + # Does the same as <tt>create_association</tt>, but raises ActiveRecord::RecordInvalid # if the record is invalid. # # === Example @@ -1483,12 +1560,12 @@ module ActiveRecord # [:dependent] # If set to <tt>:destroy</tt>, the associated object is destroyed when this object is. If set to # <tt>:delete</tt>, the associated object is deleted *without* calling its destroy method. - # This option should not be specified when <tt>belongs_to</tt> is used in conjunction with - # a <tt>has_many</tt> relationship on another class because of the potential to leave + # This option should not be specified when #belongs_to is used in conjunction with + # a #has_many relationship on another class because of the potential to leave # orphaned records behind. # [:counter_cache] - # Caches the number of belonging objects on the associate class through the use of +increment_counter+ - # and +decrement_counter+. The counter cache is incremented when an object of this + # Caches the number of belonging objects on the associate class through the use of CounterCache::ClassMethods#increment_counter + # and CounterCache::ClassMethods#decrement_counter. The counter cache is incremented when an object of this # class is created and decremented when it's destroyed. This requires that a column # named <tt>#{table_name}_count</tt> (such as +comments_count+ for a belonging Comment class) # is used on the associate class (such as a Post class) - that is the migration for @@ -1510,14 +1587,15 @@ module ActiveRecord # If false, never save or destroy the associated object. # By default, only save the associated object if it's a new record. # - # Note that <tt>accepts_nested_attributes_for</tt> sets <tt>:autosave</tt> to <tt>true</tt>. + # Note that NestedAttributes::ClassMethods#accepts_nested_attributes_for + # sets <tt>:autosave</tt> to <tt>true</tt>. # [:touch] # If true, the associated object will be touched (the updated_at/on attributes set to current time) # when this record is either saved or destroyed. If you specify a symbol, that attribute # will be updated with the current time in addition to the updated_at/on attribute. # [:inverse_of] - # Specifies the name of the <tt>has_one</tt> or <tt>has_many</tt> association on the associated - # object that is the inverse of this <tt>belongs_to</tt> association. Does not work in + # Specifies the name of the #has_one or #has_many association on the associated + # object that is the inverse of this #belongs_to association. Does not work in # combination with the <tt>:polymorphic</tt> options. # See ActiveRecord::Associations::ClassMethods's overview on Bi-directional associations for more detail. # [:optional] @@ -1563,7 +1641,7 @@ module ActiveRecord # The join table should not have a primary key or a model associated with it. You must manually generate the # join table with a migration such as this: # - # class CreateDevelopersProjectsJoinTable < ActiveRecord::Migration + # class CreateDevelopersProjectsJoinTable < ActiveRecord::Migration[5.0] # def change # create_join_table :developers, :projects # end @@ -1607,10 +1685,10 @@ module ActiveRecord # [collection.find(id)] # Finds an associated object responding to the +id+ and that # meets the condition that it has to be associated with this object. - # Uses the same rules as <tt>ActiveRecord::Base.find</tt>. + # Uses the same rules as ActiveRecord::FinderMethods#find. # [collection.exists?(...)] # Checks whether an associated object with the given conditions exists. - # Uses the same rules as <tt>ActiveRecord::Base.exists?</tt>. + # Uses the same rules as ActiveRecord::FinderMethods#exists?. # [collection.build(attributes = {})] # Returns a new object of the collection type that has been instantiated # with +attributes+ and linked to this object through the join table, but has not yet been saved. @@ -1645,7 +1723,7 @@ module ActiveRecord # query when you access the associated collection. # # Scope examples: - # has_and_belongs_to_many :projects, -> { includes :milestones, :manager } + # has_and_belongs_to_many :projects, -> { includes(:milestones, :manager) } # has_and_belongs_to_many :categories, ->(category) { # where("default_category = ?", category.name) # } @@ -1674,19 +1752,17 @@ module ActiveRecord # [:join_table] # Specify the name of the join table if the default based on lexical order isn't what you want. # <b>WARNING:</b> If you're overwriting the table name of either class, the +table_name+ method - # MUST be declared underneath any +has_and_belongs_to_many+ declaration in order to work. + # MUST be declared underneath any #has_and_belongs_to_many declaration in order to work. # [:foreign_key] # Specify the foreign key used for the association. By default this is guessed to be the name # of this class in lower-case and "_id" suffixed. So a Person class that makes - # a +has_and_belongs_to_many+ association to Project will use "person_id" as the + # a #has_and_belongs_to_many association to Project will use "person_id" as the # default <tt>:foreign_key</tt>. # [:association_foreign_key] # Specify the foreign key used for the association on the receiving side of the association. # By default this is guessed to be the name of the associated class in lower-case and "_id" suffixed. - # So if a Person class makes a +has_and_belongs_to_many+ association to Project, + # So if a Person class makes a #has_and_belongs_to_many association to Project, # the association will use "project_id" as the default <tt>:association_foreign_key</tt>. - # [:readonly] - # If true, all the associated objects are readonly through the association. # [:validate] # If +false+, don't validate the associated objects when saving the parent object. +true+ by default. # [:autosave] @@ -1695,11 +1771,12 @@ module ActiveRecord # If false, never save or destroy the associated objects. # By default, only save associated objects that are new records. # - # Note that <tt>accepts_nested_attributes_for</tt> sets <tt>:autosave</tt> to <tt>true</tt>. + # Note that NestedAttributes::ClassMethods#accepts_nested_attributes_for sets + # <tt>:autosave</tt> to <tt>true</tt>. # # Option examples: # has_and_belongs_to_many :projects - # has_and_belongs_to_many :projects, -> { includes :milestones, :manager } + # has_and_belongs_to_many :projects, -> { includes(:milestones, :manager) } # has_and_belongs_to_many :nations, class_name: "Country" # has_and_belongs_to_many :categories, join_table: "prods_cats" # has_and_belongs_to_many :categories, -> { readonly } @@ -1738,7 +1815,7 @@ module ActiveRecord hm_options[:through] = middle_reflection.name hm_options[:source] = join_model.right_reflection.name - [:before_add, :after_add, :before_remove, :after_remove, :autosave, :validate, :join_table, :class_name].each do |k| + [:before_add, :after_add, :before_remove, :after_remove, :autosave, :validate, :join_table, :class_name, :extend].each do |k| hm_options[k] = options[k] if options.key? k end diff --git a/activerecord/lib/active_record/associations/alias_tracker.rb b/activerecord/lib/active_record/associations/alias_tracker.rb index 2b7e4f28c5..021bc32237 100644 --- a/activerecord/lib/active_record/associations/alias_tracker.rb +++ b/activerecord/lib/active_record/associations/alias_tracker.rb @@ -2,8 +2,7 @@ require 'active_support/core_ext/string/conversions' module ActiveRecord module Associations - # Keeps track of table aliases for ActiveRecord::Associations::ClassMethods::JoinDependency and - # ActiveRecord::Associations::ThroughAssociationScope + # Keeps track of table aliases for ActiveRecord::Associations::JoinDependency class AliasTracker # :nodoc: attr_reader :aliases diff --git a/activerecord/lib/active_record/associations/association.rb b/activerecord/lib/active_record/associations/association.rb index 930f678ae8..d64ab64c99 100644 --- a/activerecord/lib/active_record/associations/association.rb +++ b/activerecord/lib/active_record/associations/association.rb @@ -163,9 +163,12 @@ module ActiveRecord @reflection = @owner.class._reflect_on_association(reflection_name) end - def initialize_attributes(record) #:nodoc: + def initialize_attributes(record, except_from_scope_attributes = nil) #:nodoc: + except_from_scope_attributes ||= {} skip_assign = [reflection.foreign_key, reflection.type].compact - attributes = create_scope.except(*(record.changed - skip_assign)) + assigned_keys = record.changed + assigned_keys += except_from_scope_attributes.keys.map(&:to_s) + attributes = create_scope.except(*(assigned_keys - skip_assign)) record.assign_attributes(attributes) set_inverse_instance(record) end @@ -211,9 +214,12 @@ module ActiveRecord # the kind of the class of the associated objects. Meant to be used as # a sanity check when you are about to assign an associated record. def raise_on_type_mismatch!(record) - unless record.is_a?(reflection.klass) || record.is_a?(reflection.class_name.constantize) - message = "#{reflection.class_name}(##{reflection.klass.object_id}) expected, got #{record.class}(##{record.class.object_id})" - raise ActiveRecord::AssociationTypeMismatch, message + unless record.is_a?(reflection.klass) + fresh_class = reflection.class_name.safe_constantize + unless fresh_class && record.is_a?(fresh_class) + message = "#{reflection.class_name}(##{reflection.klass.object_id}) expected, got #{record.class}(##{record.class.object_id})" + raise ActiveRecord::AssociationTypeMismatch, message + end end end @@ -245,9 +251,17 @@ module ActiveRecord def build_record(attributes) reflection.build_association(attributes) do |record| - initialize_attributes(record) + initialize_attributes(record, attributes) end end + + # Returns true if statement cache should be skipped on the association reader. + def skip_statement_cache? + reflection.scope_chain.any?(&:any?) || + scope.eager_loading? || + klass.scope_attributes? || + reflection.source_reflection.active_record.default_scopes.any? + end end end end diff --git a/activerecord/lib/active_record/associations/association_scope.rb b/activerecord/lib/active_record/associations/association_scope.rb index 2416167834..48437a1c9e 100644 --- a/activerecord/lib/active_record/associations/association_scope.rb +++ b/activerecord/lib/active_record/associations/association_scope.rb @@ -147,6 +147,7 @@ module ActiveRecord scope.includes! item.includes_values end + scope.unscope!(*item.unscope_values) scope.where_clause += item.where_clause scope.order_values |= item.order_values end diff --git a/activerecord/lib/active_record/associations/belongs_to_association.rb b/activerecord/lib/active_record/associations/belongs_to_association.rb index 265a65c4c1..41698c5360 100644 --- a/activerecord/lib/active_record/associations/belongs_to_association.rb +++ b/activerecord/lib/active_record/associations/belongs_to_association.rb @@ -10,7 +10,7 @@ module ActiveRecord def replace(record) if record raise_on_type_mismatch!(record) - update_counters(record) + update_counters_on_replace(record) replace_keys(record) set_inverse_instance(record) @updated = true @@ -32,45 +32,37 @@ module ActiveRecord end def decrement_counters # :nodoc: - with_cache_name { |name| decrement_counter name } + update_counters(-1) end def increment_counters # :nodoc: - with_cache_name { |name| increment_counter name } + update_counters(1) end private - def find_target? - !loaded? && foreign_key_present? && klass - end - - def with_cache_name - counter_cache_name = reflection.counter_cache_column - return unless counter_cache_name && owner.persisted? - yield counter_cache_name + def update_counters(by) + if require_counter_update? && foreign_key_present? + if target && !stale_target? + target.increment!(reflection.counter_cache_column, by) + else + klass.update_counters(target_id, reflection.counter_cache_column => by) + end + end end - def update_counters(record) - with_cache_name do |name| - return unless different_target? record - record.class.increment_counter(name, record.id) - decrement_counter name - end + def find_target? + !loaded? && foreign_key_present? && klass end - def decrement_counter(counter_cache_name) - if foreign_key_present? - klass.decrement_counter(counter_cache_name, target_id) - end + def require_counter_update? + reflection.counter_cache_column && owner.persisted? end - def increment_counter(counter_cache_name) - if foreign_key_present? - klass.increment_counter(counter_cache_name, target_id) - if target && !stale_target? - target.increment(counter_cache_name) - end + def update_counters_on_replace(record) + if require_counter_update? && different_target?(record) + record.increment!(reflection.counter_cache_column) + decrement_counters end end @@ -107,7 +99,7 @@ module ActiveRecord end def stale_state - result = owner._read_attribute(reflection.foreign_key) + result = owner._read_attribute(reflection.foreign_key) { |n| owner.send(:missing_attribute, n, caller) } result && result.to_s end end diff --git a/activerecord/lib/active_record/associations/builder/association.rb b/activerecord/lib/active_record/associations/builder/association.rb index ba1b1814d1..d0534056d9 100644 --- a/activerecord/lib/active_record/associations/builder/association.rb +++ b/activerecord/lib/active_record/associations/builder/association.rb @@ -9,7 +9,7 @@ # - CollectionAssociation # - HasManyAssociation -module ActiveRecord::Associations::Builder +module ActiveRecord::Associations::Builder # :nodoc: class Association #:nodoc: class << self attr_accessor :extensions diff --git a/activerecord/lib/active_record/associations/builder/belongs_to.rb b/activerecord/lib/active_record/associations/builder/belongs_to.rb index 97eb007f62..f02d146e89 100644 --- a/activerecord/lib/active_record/associations/builder/belongs_to.rb +++ b/activerecord/lib/active_record/associations/builder/belongs_to.rb @@ -1,4 +1,4 @@ -module ActiveRecord::Associations::Builder +module ActiveRecord::Associations::Builder # :nodoc: class BelongsTo < SingularAssociation #:nodoc: def self.macro :belongs_to @@ -33,16 +33,24 @@ module ActiveRecord::Associations::Builder if (@_after_create_counter_called ||= false) @_after_create_counter_called = false - elsif attribute_changed?(foreign_key) && !new_record? && reflection.constructable? - model = reflection.klass + elsif attribute_changed?(foreign_key) && !new_record? + if reflection.polymorphic? + model = attribute(reflection.foreign_type).try(:constantize) + model_was = attribute_was(reflection.foreign_type).try(:constantize) + else + model = reflection.klass + model_was = reflection.klass + end + foreign_key_was = attribute_was foreign_key foreign_key = attribute foreign_key if foreign_key && model.respond_to?(:increment_counter) model.increment_counter(cache_column, foreign_key) end - if foreign_key_was && model.respond_to?(:decrement_counter) - model.decrement_counter(cache_column, foreign_key_was) + + if foreign_key_was && model_was.respond_to?(:decrement_counter) + model_was.decrement_counter(cache_column, foreign_key_was) end end end @@ -98,8 +106,7 @@ module ActiveRecord::Associations::Builder touch = reflection.options[:touch] callback = lambda { |record| - touch_method = touching_delayed_records? ? :touch : :touch_later - BelongsTo.touch_record(record, foreign_key, n, touch, touch_method) + BelongsTo.touch_record(record, foreign_key, n, touch, belongs_to_touch_method) } model.after_save callback, if: :changed? @@ -108,8 +115,7 @@ module ActiveRecord::Associations::Builder end def self.add_destroy_callbacks(model, reflection) - name = reflection.name - model.after_destroy lambda { |o| o.association(name).handle_dependency } + model.after_destroy lambda { |o| o.association(reflection.name).handle_dependency } end def self.define_validations(model, reflection) diff --git a/activerecord/lib/active_record/associations/builder/collection_association.rb b/activerecord/lib/active_record/associations/builder/collection_association.rb index 2ff67f904d..56a8dc4e18 100644 --- a/activerecord/lib/active_record/associations/builder/collection_association.rb +++ b/activerecord/lib/active_record/associations/builder/collection_association.rb @@ -2,7 +2,7 @@ require 'active_record/associations' -module ActiveRecord::Associations::Builder +module ActiveRecord::Associations::Builder # :nodoc: class CollectionAssociation < Association #:nodoc: CALLBACKS = [:before_add, :after_add, :before_remove, :after_remove] diff --git a/activerecord/lib/active_record/associations/builder/has_and_belongs_to_many.rb b/activerecord/lib/active_record/associations/builder/has_and_belongs_to_many.rb index ffd9c9d6fc..b888148841 100644 --- a/activerecord/lib/active_record/associations/builder/has_and_belongs_to_many.rb +++ b/activerecord/lib/active_record/associations/builder/has_and_belongs_to_many.rb @@ -1,9 +1,9 @@ -module ActiveRecord::Associations::Builder +module ActiveRecord::Associations::Builder # :nodoc: class HasAndBelongsToMany # :nodoc: - class JoinTableResolver + class JoinTableResolver # :nodoc: KnownTable = Struct.new :join_table - class KnownClass + class KnownClass # :nodoc: def initialize(lhs_class, rhs_class_name) @lhs_class = lhs_class @rhs_class_name = rhs_class_name @@ -46,7 +46,7 @@ module ActiveRecord::Associations::Builder join_model = Class.new(ActiveRecord::Base) { class << self; - attr_accessor :class_resolver + attr_accessor :left_model attr_accessor :name attr_accessor :table_name_resolver attr_accessor :left_reflection @@ -58,25 +58,29 @@ module ActiveRecord::Associations::Builder end def self.compute_type(class_name) - class_resolver.compute_type class_name + left_model.compute_type class_name end def self.add_left_association(name, options) - belongs_to name, options + belongs_to name, required: false, **options self.left_reflection = _reflect_on_association(name) end def self.add_right_association(name, options) rhs_name = name.to_s.singularize.to_sym - belongs_to rhs_name, options + belongs_to rhs_name, required: false, **options self.right_reflection = _reflect_on_association(rhs_name) end + def self.retrieve_connection + left_model.retrieve_connection + end + } join_model.name = "HABTM_#{association_name.to_s.camelize}" join_model.table_name_resolver = habtm - join_model.class_resolver = lhs_model + join_model.left_model = lhs_model join_model.add_left_association :left_side, anonymous_class: lhs_model join_model.add_right_association association_name, belongs_to_options(options) diff --git a/activerecord/lib/active_record/associations/builder/has_many.rb b/activerecord/lib/active_record/associations/builder/has_many.rb index 1c1b47bd56..7864d4c536 100644 --- a/activerecord/lib/active_record/associations/builder/has_many.rb +++ b/activerecord/lib/active_record/associations/builder/has_many.rb @@ -1,11 +1,11 @@ -module ActiveRecord::Associations::Builder +module ActiveRecord::Associations::Builder # :nodoc: class HasMany < CollectionAssociation #:nodoc: def self.macro :has_many end def self.valid_options(options) - super + [:primary_key, :dependent, :as, :through, :source, :source_type, :inverse_of, :counter_cache, :join_table, :foreign_type] + super + [:primary_key, :dependent, :as, :through, :source, :source_type, :inverse_of, :counter_cache, :join_table, :foreign_type, :index_errors] end def self.valid_dependent_options diff --git a/activerecord/lib/active_record/associations/builder/has_one.rb b/activerecord/lib/active_record/associations/builder/has_one.rb index a272d3c781..9d64ae877b 100644 --- a/activerecord/lib/active_record/associations/builder/has_one.rb +++ b/activerecord/lib/active_record/associations/builder/has_one.rb @@ -1,4 +1,4 @@ -module ActiveRecord::Associations::Builder +module ActiveRecord::Associations::Builder # :nodoc: class HasOne < SingularAssociation #:nodoc: def self.macro :has_one diff --git a/activerecord/lib/active_record/associations/builder/singular_association.rb b/activerecord/lib/active_record/associations/builder/singular_association.rb index 42542f188e..58a9c8ff24 100644 --- a/activerecord/lib/active_record/associations/builder/singular_association.rb +++ b/activerecord/lib/active_record/associations/builder/singular_association.rb @@ -1,6 +1,6 @@ # This class is inherited by the has_one and belongs_to association classes -module ActiveRecord::Associations::Builder +module ActiveRecord::Associations::Builder # :nodoc: class SingularAssociation < Association #:nodoc: def self.valid_options(options) super + [:dependent, :primary_key, :inverse_of, :required] diff --git a/activerecord/lib/active_record/associations/collection_association.rb b/activerecord/lib/active_record/associations/collection_association.rb index 6caadb4ce8..473b80a658 100644 --- a/activerecord/lib/active_record/associations/collection_association.rb +++ b/activerecord/lib/active_record/associations/collection_association.rb @@ -28,6 +28,12 @@ module ActiveRecord # Implements the reader method, e.g. foo.items for Foo.has_many :items def reader(force_reload = false) if force_reload + ActiveSupport::Deprecation.warn(<<-MSG.squish) + Passing an argument to force an association to reload is now + deprecated and will be removed in Rails 5.1. Please call `reload` + on the result collection proxy instead. + MSG + klass.uncached { reload } elsif stale_target? reload @@ -54,8 +60,10 @@ module ActiveRecord record.send(reflection.association_primary_key) end else - column = "#{reflection.quoted_table_name}.#{reflection.association_primary_key}" - scope.pluck(column) + @association_ids ||= ( + column = "#{reflection.quoted_table_name}.#{reflection.association_primary_key}" + scope.pluck(column) + ) end end @@ -406,12 +414,16 @@ module ActiveRecord def replace_on_target(record, index, skip_callbacks) callback(:before_add, record) unless skip_callbacks + + was_loaded = loaded? yield(record) if block_given? - if index - @target[index] = record - else - @target << record + unless !was_loaded && loaded? + if index + @target[index] = record + else + @target << record + end end callback(:after_add, record) unless skip_callbacks @@ -432,12 +444,7 @@ module ActiveRecord private def get_records - if reflection.scope_chain.any?(&:any?) || - scope.eager_loading? || - klass.scope_attributes? - - return scope.to_a - end + return scope.to_a if skip_statement_cache? conn = klass.connection sc = reflection.association_scope_cache(conn, owner) do diff --git a/activerecord/lib/active_record/associations/collection_proxy.rb b/activerecord/lib/active_record/associations/collection_proxy.rb index 685c3a5f17..fe693cfbb6 100644 --- a/activerecord/lib/active_record/associations/collection_proxy.rb +++ b/activerecord/lib/active_record/associations/collection_proxy.rb @@ -112,7 +112,7 @@ module ActiveRecord end # Finds an object in the collection responding to the +id+. Uses the same - # rules as <tt>ActiveRecord::Base.find</tt>. Returns <tt>ActiveRecord::RecordNotFound</tt> + # rules as ActiveRecord::Base.find. Returns ActiveRecord::RecordNotFound # error if the object cannot be found. # # class Person < ActiveRecord::Base @@ -127,7 +127,7 @@ module ActiveRecord # # ] # # person.pets.find(1) # => #<Pet id: 1, name: "Fancy-Fancy", person_id: 1> - # person.pets.find(4) # => ActiveRecord::RecordNotFound: Couldn't find Pet with id=4 + # person.pets.find(4) # => ActiveRecord::RecordNotFound: Couldn't find Pet with 'id'=4 # # person.pets.find(2) { |pet| pet.name.downcase! } # # => #<Pet id: 2, name: "fancy-fancy", person_id: 1> @@ -171,27 +171,27 @@ module ActiveRecord @association.first(*args) end - # Same as +first+ except returns only the second record. + # Same as #first except returns only the second record. def second(*args) @association.second(*args) end - # Same as +first+ except returns only the third record. + # Same as #first except returns only the third record. def third(*args) @association.third(*args) end - # Same as +first+ except returns only the fourth record. + # Same as #first except returns only the fourth record. def fourth(*args) @association.fourth(*args) end - # Same as +first+ except returns only the fifth record. + # Same as #first except returns only the fifth record. def fifth(*args) @association.fifth(*args) end - # Same as +first+ except returns only the forty second record. + # Same as #first except returns only the forty second record. # Also known as accessing "the reddit". def forty_two(*args) @association.forty_two(*args) @@ -227,6 +227,31 @@ module ActiveRecord @association.last(*args) end + # Gives a record (or N records if a parameter is supplied) from the collection + # using the same rules as <tt>ActiveRecord::Base.take</tt>. + # + # class Person < ActiveRecord::Base + # has_many :pets + # end + # + # person.pets + # # => [ + # # #<Pet id: 1, name: "Fancy-Fancy", person_id: 1>, + # # #<Pet id: 2, name: "Spook", person_id: 1>, + # # #<Pet id: 3, name: "Choo-Choo", person_id: 1> + # # ] + # + # person.pets.take # => #<Pet id: 1, name: "Fancy-Fancy", person_id: 1> + # + # person.pets.take(2) + # # => [ + # # #<Pet id: 1, name: "Fancy-Fancy", person_id: 1>, + # # #<Pet id: 2, name: "Spook", person_id: 1> + # # ] + # + # another_person_without.pets # => [] + # another_person_without.pets.take # => nil + # another_person_without.pets.take(2) # => [] def take(n = nil) @association.take(n) end @@ -290,7 +315,7 @@ module ActiveRecord @association.create(attributes, &block) end - # Like +create+, except that if the record is invalid, raises an exception. + # Like #create, except that if the record is invalid, raises an exception. # # class Person # has_many :pets @@ -307,8 +332,8 @@ module ActiveRecord end # Add one or more records to the collection by setting their foreign keys - # to the association's primary key. Since << flattens its argument list and - # inserts each record, +push+ and +concat+ behave identically. Returns +self+ + # to the association's primary key. Since #<< flattens its argument list and + # inserts each record, +push+ and #concat behave identically. Returns +self+ # so method calls may be chained. # # class Person < ActiveRecord::Base @@ -364,7 +389,7 @@ module ActiveRecord # specified by the +:dependent+ option. If no +:dependent+ option is given, # then it will follow the default strategy. # - # For +has_many :through+ associations, the default deletion strategy is + # For <tt>has_many :through</tt> associations, the default deletion strategy is # +:delete_all+. # # For +has_many+ associations, the default deletion strategy is +:nullify+. @@ -399,7 +424,7 @@ module ActiveRecord # # #<Pet id: 3, name: "Choo-Choo", person_id: nil> # # ] # - # Both +has_many+ and +has_many :through+ dependencies default to the + # Both +has_many+ and <tt>has_many :through</tt> dependencies default to the # +:delete_all+ strategy if the +:dependent+ option is set to +:destroy+. # Records are not instantiated and callbacks will not be fired. # @@ -418,7 +443,7 @@ module ActiveRecord # person.pets.delete_all # # Pet.find(1, 2, 3) - # # => ActiveRecord::RecordNotFound + # # => ActiveRecord::RecordNotFound: Couldn't find all Pets with 'id': (1, 2, 3) # # If it is set to <tt>:delete_all</tt>, all the objects are deleted # *without* calling their +destroy+ method. @@ -438,7 +463,7 @@ module ActiveRecord # person.pets.delete_all # # Pet.find(1, 2, 3) - # # => ActiveRecord::RecordNotFound + # # => ActiveRecord::RecordNotFound: Couldn't find all Pets with 'id': (1, 2, 3) def delete_all(dependent = nil) @association.delete_all(dependent) end @@ -470,15 +495,16 @@ module ActiveRecord @association.destroy_all end - # Deletes the +records+ supplied and removes them from the collection. For - # +has_many+ associations, the deletion is done according to the strategy - # specified by the <tt>:dependent</tt> option. Returns an array with the + # Deletes the +records+ supplied from the collection according to the strategy + # specified by the +:dependent+ option. If no +:dependent+ option is given, + # then it will follow the default strategy. Returns an array with the # deleted records. # - # If no <tt>:dependent</tt> option is given, then it will follow the default - # strategy. The default strategy is <tt>:nullify</tt>. This sets the foreign - # keys to <tt>NULL</tt>. For, +has_many+ <tt>:through</tt>, the default - # strategy is +delete_all+. + # For <tt>has_many :through</tt> associations, the default deletion strategy is + # +:delete_all+. + # + # For +has_many+ associations, the default deletion strategy is +:nullify+. + # This sets the foreign keys to +NULL+. # # class Person < ActiveRecord::Base # has_many :pets # dependent: :nullify option by default @@ -531,7 +557,7 @@ module ActiveRecord # # => [#<Pet id: 2, name: "Spook", person_id: 1>] # # Pet.find(1, 3) - # # => ActiveRecord::RecordNotFound: Couldn't find all Pets with IDs (1, 3) + # # => ActiveRecord::RecordNotFound: Couldn't find all Pets with 'id': (1, 3) # # If it is set to <tt>:delete_all</tt>, all the +records+ are deleted # *without* calling their +destroy+ method. @@ -559,7 +585,7 @@ module ActiveRecord # # ] # # Pet.find(1) - # # => ActiveRecord::RecordNotFound: Couldn't find Pet with id=1 + # # => ActiveRecord::RecordNotFound: Couldn't find Pet with 'id'=1 # # You can pass +Fixnum+ or +String+ values, it finds the records # responding to the +id+ and executes delete on them. @@ -623,7 +649,7 @@ module ActiveRecord # person.pets.size # => 0 # person.pets # => [] # - # Pet.find(1, 2, 3) # => ActiveRecord::RecordNotFound: Couldn't find all Pets with IDs (1, 2, 3) + # Pet.find(1, 2, 3) # => ActiveRecord::RecordNotFound: Couldn't find all Pets with 'id': (1, 2, 3) # # You can pass +Fixnum+ or +String+ values, it finds the records # responding to the +id+ and then deletes them from the database. @@ -655,7 +681,7 @@ module ActiveRecord # person.pets.size # => 0 # person.pets # => [] # - # Pet.find(4, 5, 6) # => ActiveRecord::RecordNotFound: Couldn't find all Pets with IDs (4, 5, 6) + # Pet.find(4, 5, 6) # => ActiveRecord::RecordNotFound: Couldn't find all Pets with 'id': (4, 5, 6) def destroy(*records) @association.destroy(*records) end @@ -780,7 +806,7 @@ module ActiveRecord # person.pets.any? # => false # # person.pets << Pet.new(name: 'Snoop') - # person.pets.count # => 0 + # person.pets.count # => 1 # person.pets.any? # => true # # You can also pass a +block+ to define criteria. The behavior @@ -855,7 +881,7 @@ module ActiveRecord !!@association.include?(record) end - def arel + def arel #:nodoc: scope.arel end @@ -970,7 +996,7 @@ module ActiveRecord alias_method :append, :<< def prepend(*args) - raise NoMethodError, "prepend on association is not defined. Please use << or append" + raise NoMethodError, "prepend on association is not defined. Please use <<, push or append" end # Equivalent to +delete_all+. The difference is that returns +self+, instead diff --git a/activerecord/lib/active_record/associations/foreign_association.rb b/activerecord/lib/active_record/associations/foreign_association.rb index fe48ecec29..3ceec0ee46 100644 --- a/activerecord/lib/active_record/associations/foreign_association.rb +++ b/activerecord/lib/active_record/associations/foreign_association.rb @@ -1,5 +1,5 @@ module ActiveRecord::Associations - module ForeignAssociation + module ForeignAssociation # :nodoc: def foreign_key_present? if reflection.klass.primary_key owner.attribute_present?(reflection.active_record_primary_key) diff --git a/activerecord/lib/active_record/associations/has_many_association.rb b/activerecord/lib/active_record/associations/has_many_association.rb index ca27c9fdde..a9f6aaafef 100644 --- a/activerecord/lib/active_record/associations/has_many_association.rb +++ b/activerecord/lib/active_record/associations/has_many_association.rb @@ -15,8 +15,15 @@ module ActiveRecord when :restrict_with_error unless empty? - record = klass.human_attribute_name(reflection.name).downcase - owner.errors.add(:base, :"restrict_dependent_destroy.many", record: record) + record = owner.class.human_attribute_name(reflection.name).downcase + message = owner.errors.generate_message(:base, :'restrict_dependent_destroy.many', record: record, raise: true) rescue nil + if message + ActiveSupport::Deprecation.warn(<<-MESSAGE.squish) + The error key `:'restrict_dependent_destroy.many'` has been deprecated and will be removed in Rails 5.1. + Please use `:'restrict_dependent_destroy.has_many'` instead. + MESSAGE + end + owner.errors.add(:base, message || :'restrict_dependent_destroy.has_many', record: record) throw(:abort) end @@ -43,7 +50,7 @@ module ActiveRecord end def empty? - if has_cached_counter? + if reflection.has_cached_counter? size.zero? else super @@ -66,8 +73,8 @@ module ActiveRecord # If the collection is empty the target is set to an empty array and # the loaded flag is set to true as well. def count_records - count = if has_cached_counter? - owner._read_attribute cached_counter_attribute_name + count = if reflection.has_cached_counter? + owner._read_attribute reflection.counter_cache_column else scope.count end @@ -80,70 +87,20 @@ module ActiveRecord [association_scope.limit_value, count].compact.min end - def has_cached_counter?(reflection = reflection()) - owner.attribute_present?(cached_counter_attribute_name(reflection)) - end - - def cached_counter_attribute_name(reflection = reflection()) - if reflection.options[:counter_cache] - reflection.options[:counter_cache].to_s - else - "#{reflection.name}_count" - end - end - def update_counter(difference, reflection = reflection()) - update_counter_in_database(difference, reflection) - update_counter_in_memory(difference, reflection) - end - - def update_counter_in_database(difference, reflection = reflection()) - if has_cached_counter?(reflection) - counter = cached_counter_attribute_name(reflection) - owner.class.update_counters(owner.id, counter => difference) + if reflection.has_cached_counter? + owner.increment!(reflection.counter_cache_column, difference) end end def update_counter_in_memory(difference, reflection = reflection()) - if counter_must_be_updated_by_has_many?(reflection) - counter = cached_counter_attribute_name(reflection) - owner[counter] += difference - owner.send(:clear_attribute_changes, counter) # eww + if reflection.counter_must_be_updated_by_has_many? + counter = reflection.counter_cache_column + owner.increment(counter, difference) + owner.send(:clear_attribute_change, counter) # eww end end - # This shit is nasty. We need to avoid the following situation: - # - # * An associated record is deleted via record.destroy - # * Hence the callbacks run, and they find a belongs_to on the record with a - # :counter_cache options which points back at our owner. So they update the - # counter cache. - # * In which case, we must make sure to *not* update the counter cache, or else - # it will be decremented twice. - # - # Hence this method. - def inverse_which_updates_counter_cache(reflection = reflection()) - counter_name = cached_counter_attribute_name(reflection) - inverse_which_updates_counter_named(counter_name, reflection) - end - alias inverse_updates_counter_cache? inverse_which_updates_counter_cache - - def inverse_which_updates_counter_named(counter_name, reflection) - reflection.klass._reflections.values.find { |inverse_reflection| - inverse_reflection.belongs_to? && - inverse_reflection.counter_cache_column == counter_name - } - end - - def inverse_updates_counter_in_memory?(reflection) - inverse = inverse_which_updates_counter_cache(reflection) - inverse && inverse == reflection.inverse_of - end - - def counter_must_be_updated_by_has_many?(reflection) - !inverse_updates_counter_in_memory?(reflection) && has_cached_counter?(reflection) - end - def delete_count(method, scope) if method == :delete_all scope.delete_all @@ -161,7 +118,7 @@ module ActiveRecord def delete_records(records, method) if method == :destroy records.each(&:destroy!) - update_counter(-records.length) unless inverse_updates_counter_cache? + update_counter(-records.length) unless reflection.inverse_updates_counter_cache? else scope = self.scope.where(reflection.klass.primary_key => records) update_counter(-delete_count(method, scope)) diff --git a/activerecord/lib/active_record/associations/has_many_through_association.rb b/activerecord/lib/active_record/associations/has_many_through_association.rb index cd79266952..deb0f8c9f5 100644 --- a/activerecord/lib/active_record/associations/has_many_through_association.rb +++ b/activerecord/lib/active_record/associations/has_many_through_association.rb @@ -110,7 +110,7 @@ module ActiveRecord def update_through_counter?(method) case method when :destroy - !inverse_updates_counter_cache?(through_reflection) + !through_reflection.inverse_updates_counter_cache? when :nullify false else @@ -133,7 +133,7 @@ module ActiveRecord if scope.klass.primary_key count = scope.destroy_all.length else - scope.each { |record| record.run_callbacks :destroy } + scope.each(&:_run_destroy_callbacks) arel = scope.arel diff --git a/activerecord/lib/active_record/associations/has_one_association.rb b/activerecord/lib/active_record/associations/has_one_association.rb index 41a75b820e..0fe9b2e81b 100644 --- a/activerecord/lib/active_record/associations/has_one_association.rb +++ b/activerecord/lib/active_record/associations/has_one_association.rb @@ -1,5 +1,5 @@ module ActiveRecord - # = Active Record Belongs To Has One Association + # = Active Record Has One Association module Associations class HasOneAssociation < SingularAssociation #:nodoc: include ForeignAssociation @@ -11,8 +11,15 @@ module ActiveRecord when :restrict_with_error if load_target - record = klass.human_attribute_name(reflection.name).downcase - owner.errors.add(:base, :"restrict_dependent_destroy.one", record: record) + record = owner.class.human_attribute_name(reflection.name).downcase + message = owner.errors.generate_message(:base, :'restrict_dependent_destroy.one', record: record, raise: true) rescue nil + if message + ActiveSupport::Deprecation.warn(<<-MESSAGE.squish) + The error key `:'restrict_dependent_destroy.one'` has been deprecated and will be removed in Rails 5.1. + Please use `:'restrict_dependent_destroy.has_one'` instead. + MESSAGE + end + owner.errors.add(:base, message || :'restrict_dependent_destroy.has_one', record: record) throw(:abort) end @@ -58,7 +65,7 @@ module ActiveRecord when :destroy target.destroy when :nullify - target.update_columns(reflection.foreign_key => nil) + target.update_columns(reflection.foreign_key => nil) if target.persisted? end end end diff --git a/activerecord/lib/active_record/associations/join_dependency.rb b/activerecord/lib/active_record/associations/join_dependency.rb index 81eb5136a1..0e4e951269 100644 --- a/activerecord/lib/active_record/associations/join_dependency.rb +++ b/activerecord/lib/active_record/associations/join_dependency.rb @@ -32,7 +32,7 @@ module ActiveRecord @alias_cache[node][column] end - class Table < Struct.new(:node, :columns) + class Table < Struct.new(:node, :columns) # :nodoc: def table Arel::Nodes::TableAlias.new node.table, node.aliased_table_name end @@ -103,9 +103,14 @@ module ActiveRecord join_root.drop(1).map!(&:reflection) end - def join_constraints(outer_joins) + def join_constraints(outer_joins, join_type) joins = join_root.children.flat_map { |child| - make_inner_joins join_root, child + + if join_type == Arel::Nodes::OuterJoin + make_left_outer_joins join_root, child + else + make_inner_joins join_root, child + end } joins.concat outer_joins.flat_map { |oj| @@ -131,9 +136,9 @@ module ActiveRecord def instantiate(result_set, aliases) primary_key = aliases.column_alias(join_root, join_root.primary_key) - seen = Hash.new { |h,parent_klass| - h[parent_klass] = Hash.new { |i,parent_id| - i[parent_id] = Hash.new { |j,child_klass| j[child_klass] = {} } + seen = Hash.new { |i, object_id| + i[object_id] = Hash.new { |j, child_class| + j[child_class] = {} } } @@ -150,7 +155,8 @@ module ActiveRecord message_bus.instrument('instantiation.active_record', payload) do result_set.each { |row_hash| - parent = parents[row_hash[primary_key]] ||= join_root.instantiate(row_hash, column_aliases) + parent_key = primary_key ? row_hash[primary_key] : row_hash + parent = parents[parent_key] ||= join_root.instantiate(row_hash, column_aliases) construct(parent, join_root, row_hash, result_set, seen, model_cache, aliases) } end @@ -175,6 +181,14 @@ module ActiveRecord [info] + child.children.flat_map { |c| make_outer_joins(child, c) } end + def make_left_outer_joins(parent, child) + tables = child.tables + join_type = Arel::Nodes::OuterJoin + info = make_constraints parent, child, tables, join_type + + [info] + child.children.flat_map { |c| make_left_outer_joins(child, c) } + end + def make_inner_joins(parent, child) tables = child.tables join_type = Arel::Nodes::InnerJoin @@ -233,7 +247,6 @@ module ActiveRecord def construct(ar_parent, parent, row, rs, seen, model_cache, aliases) return if ar_parent.nil? - primary_id = ar_parent.id parent.children.each do |node| if node.reflection.collection? @@ -253,14 +266,14 @@ module ActiveRecord next end - model = seen[parent.base_klass][primary_id][node.base_klass][id] + model = seen[ar_parent.object_id][node.base_klass][id] if model construct(model, node, row, rs, seen, model_cache, aliases) else model = construct_model(ar_parent, node, row, model_cache, id, aliases) model.readonly! - seen[parent.base_klass][primary_id][node.base_klass][id] = model + seen[ar_parent.object_id][node.base_klass][id] = model construct(model, node, row, rs, seen, model_cache, aliases) end end diff --git a/activerecord/lib/active_record/associations/join_dependency/join_association.rb b/activerecord/lib/active_record/associations/join_dependency/join_association.rb index a6ad09a38a..be65cf318c 100644 --- a/activerecord/lib/active_record/associations/join_dependency/join_association.rb +++ b/activerecord/lib/active_record/associations/join_dependency/join_association.rb @@ -74,9 +74,8 @@ module ActiveRecord value = foreign_klass.base_class.name column = klass.columns_hash[reflection.type.to_s] - substitute = klass.connection.substitute_at(column) binds << Relation::QueryAttribute.new(column.name, value, klass.type_for_attribute(column.name)) - constraint = constraint.and table[reflection.type].eq substitute + constraint = constraint.and table[reflection.type].eq(Arel::Nodes::BindParam.new) end joins << table.create_join(table, table.create_on(constraint), join_type) diff --git a/activerecord/lib/active_record/associations/preloader.rb b/activerecord/lib/active_record/associations/preloader.rb index 97f4bd3811..ecf6fb8643 100644 --- a/activerecord/lib/active_record/associations/preloader.rb +++ b/activerecord/lib/active_record/associations/preloader.rb @@ -10,13 +10,13 @@ module ActiveRecord # end # # class Book < ActiveRecord::Base - # # columns: title, sales + # # columns: title, sales, author_id # end # # When you load an author with all associated books Active Record will make # multiple queries like this: # - # Author.includes(:books).where(:name => ['bell hooks', 'Homer').to_a + # Author.includes(:books).where(name: ['bell hooks', 'Homer']).to_a # # => SELECT `authors`.* FROM `authors` WHERE `name` IN ('bell hooks', 'Homer') # => SELECT `books`.* FROM `books` WHERE `author_id` IN (2, 5) @@ -54,6 +54,8 @@ module ActiveRecord autoload :BelongsTo, 'active_record/associations/preloader/belongs_to' end + NULL_RELATION = Struct.new(:values, :where_clause, :joins_values).new({}, Relation::WhereClause.empty, []) + # Eager loads the named associations for the given Active Record record(s). # # In this description, 'association name' shall refer to the name passed @@ -88,9 +90,6 @@ module ActiveRecord # [ :books, :author ] # { author: :avatar } # [ :books, { author: :avatar } ] - - NULL_RELATION = Struct.new(:values, :where_clause, :joins_values).new({}, Relation::WhereClause.empty, []) - def preload(records, associations, preload_scope = nil) records = Array.wrap(records).compact.uniq associations = Array.wrap(associations) @@ -107,6 +106,7 @@ module ActiveRecord private + # Loads all the given data into +records+ for the +association+. def preloaders_on(association, records, scope) case association when Hash @@ -116,7 +116,7 @@ module ActiveRecord when String preloaders_for_one(association.to_sym, records, scope) else - raise ArgumentError, "#{association.inspect} was not recognised for preload" + raise ArgumentError, "#{association.inspect} was not recognized for preload" end end @@ -132,6 +132,11 @@ module ActiveRecord } end + # Loads all the given data into +records+ for a singular +association+. + # + # Functions by instantiating a preloader class such as Preloader::HasManyThrough and + # call the +run+ method for each passed in class in the +records+ argument. + # # Not all records have the same class, so group then preload group on the reflection # itself so that if various subclass share the same association then we do not split # them unnecessarily @@ -160,7 +165,7 @@ module ActiveRecord h end - class AlreadyLoaded + class AlreadyLoaded # :nodoc: attr_reader :owners, :reflection def initialize(klass, owners, reflection, preload_scope) @@ -175,12 +180,16 @@ module ActiveRecord end end - class NullPreloader + class NullPreloader # :nodoc: def self.new(klass, owners, reflection, preload_scope); self; end def self.run(preloader); end def self.preloaded_records; []; end end + # Returns a class containing the logic needed to load preload the data + # and attach it to a relation. For example +Preloader::Association+ or + # +Preloader::HasManyThrough+. The class returned implements a `run` method + # that accepts a preloader. def preloader_for(reflection, owners, rhs_klass) return NullPreloader unless rhs_klass diff --git a/activerecord/lib/active_record/associations/preloader/association.rb b/activerecord/lib/active_record/associations/preloader/association.rb index 1dc8bff193..e11a5cfb8a 100644 --- a/activerecord/lib/active_record/associations/preloader/association.rb +++ b/activerecord/lib/active_record/associations/preloader/association.rb @@ -12,7 +12,6 @@ module ActiveRecord @preload_scope = preload_scope @model = owners.first && owners.first.class @scope = nil - @owners_by_key = nil @preloaded_records = [] end @@ -56,18 +55,6 @@ module ActiveRecord raise NotImplementedError end - def owners_by_key - @owners_by_key ||= if key_conversion_required? - owners.group_by do |owner| - owner[owner_key_name].to_s - end - else - owners.group_by do |owner| - owner[owner_key_name] - end - end - end - def options reflection.options end @@ -75,32 +62,33 @@ module ActiveRecord private def associated_records_by_owner(preloader) - owners_map = owners_by_key - owner_keys = owners_map.keys.compact - - # Each record may have multiple owners, and vice-versa - records_by_owner = owners.each_with_object({}) do |owner,h| - h[owner] = [] + records = load_records + owners.each_with_object({}) do |owner, result| + result[owner] = records[convert_key(owner[owner_key_name])] || [] end + end - if owner_keys.any? - # Some databases impose a limit on the number of ids in a list (in Oracle it's 1000) - # Make several smaller queries if necessary or make one query if the adapter supports it - sliced = owner_keys.each_slice(klass.connection.in_clause_length || owner_keys.size) - - records = load_slices sliced - records.each do |record, owner_key| - owners_map[owner_key].each do |owner| - records_by_owner[owner] << record - end + def owner_keys + unless defined?(@owner_keys) + @owner_keys = owners.map do |owner| + owner[owner_key_name] end + @owner_keys.uniq! + @owner_keys.compact! end - - records_by_owner + @owner_keys end def key_conversion_required? - association_key_type != owner_key_type + @key_conversion_required ||= association_key_type != owner_key_type + end + + def convert_key(key) + if key_conversion_required? + key.to_s + else + key + end end def association_key_type @@ -111,17 +99,17 @@ module ActiveRecord @model.type_for_attribute(owner_key_name.to_s).type end - def load_slices(slices) - @preloaded_records = slices.flat_map { |slice| + def load_records + return {} if owner_keys.empty? + # Some databases impose a limit on the number of ids in a list (in Oracle it's 1000) + # Make several smaller queries if necessary or make one query if the adapter supports it + slices = owner_keys.each_slice(klass.connection.in_clause_length || owner_keys.size) + @preloaded_records = slices.flat_map do |slice| records_for(slice) - } - - @preloaded_records.map { |record| - key = record[association_key_name] - key = key.to_s if key_conversion_required? - - [record, key] - } + end + @preloaded_records.group_by do |record| + convert_key(record[association_key_name]) + end end def reflection_scope @@ -137,14 +125,23 @@ module ActiveRecord scope.where_clause = reflection_scope.where_clause + preload_scope.where_clause scope.references_values = Array(values[:references]) + Array(preload_values[:references]) - scope._select! preload_values[:select] || values[:select] || table[Arel.star] + if preload_values[:select] || values[:select] + scope._select!(preload_values[:select] || values[:select]) + end scope.includes! preload_values[:includes] || values[:includes] if preload_scope.joins_values.any? scope.joins!(preload_scope.joins_values) else scope.joins!(reflection_scope.joins_values) end - scope.order! preload_values[:order] || values[:order] + + if order_values = preload_values[:order] || values[:order] + scope.order!(order_values) + end + + if preload_values[:reordering] || values[:reordering] + scope.reordering_value = true + end if preload_values[:readonly] || values[:readonly] scope.readonly! @@ -154,7 +151,7 @@ module ActiveRecord scope.where!(klass.table_name => { reflection.type => model.base_class.sti_name }) end - scope.unscope_values = Array(values[:unscope]) + scope.unscope_values = Array(values[:unscope]) + Array(preload_values[:unscope]) klass.default_scoped.merge(scope) end end diff --git a/activerecord/lib/active_record/associations/preloader/collection_association.rb b/activerecord/lib/active_record/associations/preloader/collection_association.rb index 5adffcd831..9939280fa4 100644 --- a/activerecord/lib/active_record/associations/preloader/collection_association.rb +++ b/activerecord/lib/active_record/associations/preloader/collection_association.rb @@ -2,13 +2,8 @@ module ActiveRecord module Associations class Preloader class CollectionAssociation < Association #:nodoc: - private - def build_scope - super.order(preload_scope.values[:order] || reflection_scope.values[:order]) - end - def preload(preloader) associated_records_by_owner(preloader).each do |owner, records| association = owner.association(reflection.name) @@ -17,7 +12,6 @@ module ActiveRecord records.each { |record| association.set_inverse_instance(record) } end end - end end end diff --git a/activerecord/lib/active_record/associations/preloader/has_one.rb b/activerecord/lib/active_record/associations/preloader/has_one.rb index 24728e9f01..c4add621ca 100644 --- a/activerecord/lib/active_record/associations/preloader/has_one.rb +++ b/activerecord/lib/active_record/associations/preloader/has_one.rb @@ -2,7 +2,6 @@ module ActiveRecord module Associations class Preloader class HasOne < SingularAssociation #:nodoc: - def association_key_name reflection.foreign_key end @@ -10,13 +9,6 @@ module ActiveRecord def owner_key_name reflection.active_record_primary_key end - - private - - def build_scope - super.order(preload_scope.values[:order] || reflection_scope.values[:order]) - end - end end end diff --git a/activerecord/lib/active_record/associations/preloader/through_association.rb b/activerecord/lib/active_record/associations/preloader/through_association.rb index 56aa23b173..6c83058202 100644 --- a/activerecord/lib/active_record/associations/preloader/through_association.rb +++ b/activerecord/lib/active_record/associations/preloader/through_association.rb @@ -18,7 +18,8 @@ module ActiveRecord through_records = owners.map do |owner| association = owner.association through_reflection.name - [owner, Array(association.reader)] + center = target_records_from_association(association) + [owner, Array(center)] end reset_association owners, through_reflection.name @@ -49,7 +50,7 @@ module ActiveRecord rhs_records = middles.flat_map { |r| association = r.association source_reflection.name - association.reader + target_records_from_association(association) }.compact rhs_records.sort_by { |rhs| record_offset[rhs] } @@ -84,11 +85,17 @@ module ActiveRecord end scope.references! reflection_scope.values[:references] - scope = scope.order reflection_scope.values[:order] if scope.eager_loading? + if scope.eager_loading? && order_values = reflection_scope.values[:order] + scope = scope.order(order_values) + end end scope end + + def target_records_from_association(association) + association.loaded? ? association.target : association.reader + end end end end diff --git a/activerecord/lib/active_record/associations/singular_association.rb b/activerecord/lib/active_record/associations/singular_association.rb index 58d0f7d65d..c7cc48ba16 100644 --- a/activerecord/lib/active_record/associations/singular_association.rb +++ b/activerecord/lib/active_record/associations/singular_association.rb @@ -3,7 +3,13 @@ module ActiveRecord class SingularAssociation < Association #:nodoc: # Implements the reader method, e.g. foo.bar for Foo.has_one :bar def reader(force_reload = false) - if force_reload + if force_reload && klass + ActiveSupport::Deprecation.warn(<<-MSG.squish) + Passing an argument to force an association to reload is now + deprecated and will be removed in Rails 5.1. Please call `reload` + on the parent object instead. + MSG + klass.uncached { reload } elsif !loaded? || stale_target? reload @@ -39,12 +45,7 @@ module ActiveRecord end def get_records - if reflection.scope_chain.any?(&:any?) || - scope.eager_loading? || - klass.scope_attributes? - - return scope.limit(1).to_a - end + return scope.limit(1).to_a if skip_statement_cache? conn = klass.connection sc = reflection.association_scope_cache(conn, owner) do diff --git a/activerecord/lib/active_record/associations/through_association.rb b/activerecord/lib/active_record/associations/through_association.rb index af1bce523c..d0ec3e8015 100644 --- a/activerecord/lib/active_record/associations/through_association.rb +++ b/activerecord/lib/active_record/associations/through_association.rb @@ -15,12 +15,6 @@ module ActiveRecord scope = super reflection.chain.drop(1).each do |reflection| relation = reflection.klass.all - - reflection_scope = reflection.scope - if reflection_scope && reflection_scope.arity.zero? - relation = relation.merge(reflection_scope) - end - scope.merge!( relation.except(:select, :create_with, :includes, :preload, :joins, :eager_load) ) @@ -82,13 +76,21 @@ module ActiveRecord def ensure_mutable unless source_reflection.belongs_to? - raise HasManyThroughCantAssociateThroughHasOneOrManyReflection.new(owner, reflection) + if reflection.has_one? + raise HasOneThroughCantAssociateThroughHasOneOrManyReflection.new(owner, reflection) + else + raise HasManyThroughCantAssociateThroughHasOneOrManyReflection.new(owner, reflection) + end end end def ensure_not_nested if reflection.nested? - raise HasManyThroughNestedAssociationsAreReadonly.new(owner, reflection) + if reflection.has_one? + raise HasOneThroughNestedAssociationsAreReadonly.new(owner, reflection) + else + raise HasManyThroughNestedAssociationsAreReadonly.new(owner, reflection) + end end end diff --git a/activerecord/lib/active_record/attribute.rb b/activerecord/lib/active_record/attribute.rb index 73dd3fa041..3c4c8f10ec 100644 --- a/activerecord/lib/active_record/attribute.rb +++ b/activerecord/lib/active_record/attribute.rb @@ -5,8 +5,8 @@ module ActiveRecord FromDatabase.new(name, value, type) end - def from_user(name, value, type) - FromUser.new(name, value, type) + def from_user(name, value, type, original_attribute = nil) + FromUser.new(name, value, type, original_attribute) end def with_cast_value(name, value, type) @@ -26,36 +26,46 @@ module ActiveRecord # This method should not be called directly. # Use #from_database or #from_user - def initialize(name, value_before_type_cast, type) + def initialize(name, value_before_type_cast, type, original_attribute = nil) @name = name @value_before_type_cast = value_before_type_cast @type = type + @original_attribute = original_attribute end def value # `defined?` is cheaper than `||=` when we get back falsy values - @value = original_value unless defined?(@value) + @value = type_cast(value_before_type_cast) unless defined?(@value) @value end def original_value - type_cast(value_before_type_cast) + if assigned? + original_attribute.original_value + else + type_cast(value_before_type_cast) + end end def value_for_database type.serialize(value) end - def changed_from?(old_value) - type.changed?(old_value, value, value_before_type_cast) + def changed? + changed_from_assignment? || changed_in_place? + end + + def changed_in_place? + has_been_read? && type.changed_in_place?(original_value_for_database, value) end - def changed_in_place_from?(old_value) - has_been_read? && type.changed_in_place?(old_value, value) + def forgetting_assignment + with_value_from_database(value_for_database) end def with_value_from_user(value) - self.class.from_user(name, value, type) + type.assert_valid_value(value) + self.class.from_user(name, value, type, self) end def with_value_from_database(value) @@ -67,7 +77,7 @@ module ActiveRecord end def with_type(type) - self.class.new(name, value_before_type_cast, type) + self.class.new(name, value_before_type_cast, type, original_attribute) end def type_cast(*) @@ -100,16 +110,39 @@ module ActiveRecord protected + attr_reader :original_attribute + alias_method :assigned?, :original_attribute + def initialize_dup(other) if defined?(@value) && @value.duplicable? @value = @value.dup end end + def changed_from_assignment? + assigned? && type.changed?(original_value, value, value_before_type_cast) + end + + def original_value_for_database + if assigned? + original_attribute.original_value_for_database + else + _original_value_for_database + end + end + + def _original_value_for_database + value_for_database + end + class FromDatabase < Attribute # :nodoc: def type_cast(value) type.deserialize(value) end + + def _original_value_for_database + value_before_type_cast + end end class FromUser < Attribute # :nodoc: diff --git a/activerecord/lib/active_record/attribute/user_provided_default.rb b/activerecord/lib/active_record/attribute/user_provided_default.rb new file mode 100644 index 0000000000..6dbd92ce28 --- /dev/null +++ b/activerecord/lib/active_record/attribute/user_provided_default.rb @@ -0,0 +1,23 @@ +require 'active_record/attribute' + +module ActiveRecord + class Attribute # :nodoc: + class UserProvidedDefault < FromUser # :nodoc: + def initialize(name, value, type, database_default) + super(name, value, type, database_default) + end + + def type_cast(value) + if value.is_a?(Proc) + super(value.call) + else + super + end + end + + def with_type(type) + self.class.new(name, value_before_type_cast, type, original_attribute) + end + end + end +end diff --git a/activerecord/lib/active_record/attribute_assignment.rb b/activerecord/lib/active_record/attribute_assignment.rb index 45fdcaa1cd..a6d81c82b4 100644 --- a/activerecord/lib/active_record/attribute_assignment.rb +++ b/activerecord/lib/active_record/attribute_assignment.rb @@ -5,7 +5,7 @@ module ActiveRecord extend ActiveSupport::Concern include ActiveModel::AttributeAssignment - # Alias for `assign_attributes`. See +ActiveModel::AttributeAssignment+. + # Alias for ActiveModel::AttributeAssignment#assign_attributes. See ActiveModel::AttributeAssignment. def attributes=(attributes) assign_attributes(attributes) end diff --git a/activerecord/lib/active_record/attribute_methods.rb b/activerecord/lib/active_record/attribute_methods.rb index 9d58a19304..423a93964e 100644 --- a/activerecord/lib/active_record/attribute_methods.rb +++ b/activerecord/lib/active_record/attribute_methods.rb @@ -1,7 +1,7 @@ require 'active_support/core_ext/enumerable' require 'active_support/core_ext/string/filters' require 'mutex_m' -require 'thread_safe' +require 'concurrent/map' module ActiveRecord # = Active Record Attribute Methods @@ -37,12 +37,12 @@ module ActiveRecord class AttributeMethodCache def initialize @module = Module.new - @method_cache = ThreadSafe::Cache.new + @method_cache = Concurrent::Map.new end def [](name) @method_cache.compute_if_absent(name) do - safe_name = name.unpack('h*').first + safe_name = name.unpack('h*'.freeze).first temp_method = "__temp__#{safe_name}" ActiveRecord::AttributeMethods::AttrNames.set_name_cache safe_name, name @module.module_eval method_body(temp_method, safe_name), __FILE__, __LINE__ @@ -96,7 +96,7 @@ module ActiveRecord end end - # Raises a <tt>ActiveRecord::DangerousAttributeError</tt> exception when an + # Raises an ActiveRecord::DangerousAttributeError exception when an # \Active \Record method is defined in the model, otherwise +false+. # # class Person < ActiveRecord::Base @@ -106,7 +106,7 @@ module ActiveRecord # end # # Person.instance_method_already_implemented?(:save) - # # => ActiveRecord::DangerousAttributeError: save is defined by ActiveRecord + # # => ActiveRecord::DangerousAttributeError: save is defined by Active Record. Check to make sure that you don't have an attribute or method with the same name. # # Person.instance_method_already_implemented?(:name) # # => false @@ -191,6 +191,18 @@ module ActiveRecord end end + # Returns true if the given attribute exists, otherwise false. + # + # class Person < ActiveRecord::Base + # end + # + # Person.has_attribute?('name') # => true + # Person.has_attribute?(:age) # => true + # Person.has_attribute?(:nothing) # => false + def has_attribute?(attr_name) + attribute_types.key?(attr_name.to_s) + end + # Returns the column object for the named attribute. # Returns a +ActiveRecord::ConnectionAdapters::NullColumn+ if the # named attribute does not exist. @@ -230,7 +242,15 @@ module ActiveRecord # person.respond_to(:nothing) # => false def respond_to?(name, include_private = false) return false unless super - name = name.to_s + + case name + when :to_partial_path + name = "to_partial_path".freeze + when :to_model + name = "to_model".freeze + else + name = name.to_s + end # If the result is true then check for the select case. # For queries selecting a subset of columns, return false for unselected columns. @@ -338,7 +358,7 @@ module ActiveRecord # # Note: +:id+ is always present. # - # Alias for the <tt>read_attribute</tt> method. + # Alias for the #read_attribute method. # # class Person < ActiveRecord::Base # belongs_to :organization @@ -356,7 +376,7 @@ module ActiveRecord end # Updates the attribute identified by <tt>attr_name</tt> with the specified +value+. - # (Alias for the protected <tt>write_attribute</tt> method). + # (Alias for the protected #write_attribute method). # # class Person < ActiveRecord::Base # end @@ -377,27 +397,27 @@ module ActiveRecord # # For example: # - # class PostsController < ActionController::Base - # after_action :print_accessed_fields, only: :index + # class PostsController < ActionController::Base + # after_action :print_accessed_fields, only: :index # - # def index - # @posts = Post.all - # end + # def index + # @posts = Post.all + # end # - # private + # private # - # def print_accessed_fields - # p @posts.first.accessed_fields + # def print_accessed_fields + # p @posts.first.accessed_fields + # end # end - # end # # Which allows you to quickly change your code to: # - # class PostsController < ActionController::Base - # def index - # @posts = Post.select(:id, :title, :author_id, :updated_at) + # class PostsController < ActionController::Base + # def index + # @posts = Post.select(:id, :title, :author_id, :updated_at) + # end # end - # end def accessed_fields @attributes.accessed end diff --git a/activerecord/lib/active_record/attribute_methods/before_type_cast.rb b/activerecord/lib/active_record/attribute_methods/before_type_cast.rb index 56c1898551..1db6776688 100644 --- a/activerecord/lib/active_record/attribute_methods/before_type_cast.rb +++ b/activerecord/lib/active_record/attribute_methods/before_type_cast.rb @@ -2,7 +2,7 @@ module ActiveRecord module AttributeMethods # = Active Record Attribute Methods Before Type Cast # - # <tt>ActiveRecord::AttributeMethods::BeforeTypeCast</tt> provides a way to + # ActiveRecord::AttributeMethods::BeforeTypeCast provides a way to # read the value of the attributes before typecasting and deserialization. # # class Task < ActiveRecord::Base diff --git a/activerecord/lib/active_record/attribute_methods/dirty.rb b/activerecord/lib/active_record/attribute_methods/dirty.rb index 7ba907f786..0bcfa5f00d 100644 --- a/activerecord/lib/active_record/attribute_methods/dirty.rb +++ b/activerecord/lib/active_record/attribute_methods/dirty.rb @@ -1,4 +1,5 @@ require 'active_support/core_ext/module/attribute_accessors' +require 'active_record/attribute_mutation_tracker' module ActiveRecord module AttributeMethods @@ -34,23 +35,43 @@ module ActiveRecord # <tt>reload</tt> the record and clears changed attributes. def reload(*) super.tap do - clear_changes_information + @mutation_tracker = nil + @previous_mutation_tracker = nil + @changed_attributes = HashWithIndifferentAccess.new end end def initialize_dup(other) # :nodoc: super - calculate_changes_from_defaults + @attributes = self.class._default_attributes.map do |attr| + attr.with_value_from_user(@attributes.fetch_value(attr.name)) + end + @mutation_tracker = nil end def changes_applied - super - store_original_raw_attributes + @previous_mutation_tracker = mutation_tracker + @changed_attributes = HashWithIndifferentAccess.new + store_original_attributes end def clear_changes_information + @previous_mutation_tracker = nil + @changed_attributes = HashWithIndifferentAccess.new + store_original_attributes + end + + def raw_write_attribute(attr_name, *) + result = super + clear_attribute_change(attr_name) + result + end + + def clear_attribute_changes(attr_names) super - original_raw_attributes.clear + attr_names.each do |attr_name| + clear_attribute_change(attr_name) + end end def changed_attributes @@ -59,7 +80,7 @@ module ActiveRecord if defined?(@cached_changed_attributes) @cached_changed_attributes else - super.reverse_merge(attributes_changed_in_place).freeze + super.reverse_merge(mutation_tracker.changed_values).freeze end end @@ -69,58 +90,29 @@ module ActiveRecord end end + def previous_changes + previous_mutation_tracker.changes + end + def attribute_changed_in_place?(attr_name) - old_value = original_raw_attribute(attr_name) - @attributes[attr_name].changed_in_place_from?(old_value) + mutation_tracker.changed_in_place?(attr_name) end private - def changes_include?(attr_name) - super || attribute_changed_in_place?(attr_name) - end - - def calculate_changes_from_defaults - @changed_attributes = nil - self.class.column_defaults.each do |attr, orig_value| - set_attribute_was(attr, orig_value) if _field_changed?(attr, orig_value) + def mutation_tracker + unless defined?(@mutation_tracker) + @mutation_tracker = nil end + @mutation_tracker ||= AttributeMutationTracker.new(@attributes) end - # Wrap write_attribute to remember original attribute value. - def write_attribute(attr, value) - attr = attr.to_s - - old_value = old_attribute_value(attr) - - result = super - store_original_raw_attribute(attr) - save_changed_attribute(attr, old_value) - result - end - - def raw_write_attribute(attr, value) - attr = attr.to_s - - result = super - original_raw_attributes[attr] = value - result - end - - def save_changed_attribute(attr, old_value) - if attribute_changed_by_setter?(attr) - clear_attribute_changes(attr) unless _field_changed?(attr, old_value) - else - set_attribute_was(attr, old_value) if _field_changed?(attr, old_value) - end + def changes_include?(attr_name) + super || mutation_tracker.changed?(attr_name) end - def old_attribute_value(attr) - if attribute_changed?(attr) - changed_attributes[attr] - else - clone_attribute_value(:_read_attribute, attr) - end + def clear_attribute_change(attr_name) + mutation_tracker.forget_change(attr_name) end def _update_record(*) @@ -135,48 +127,24 @@ module ActiveRecord changed & self.class.column_names end - def _field_changed?(attr, old_value) - @attributes[attr].changed_from?(old_value) - end - - def attributes_changed_in_place - changed_in_place.each_with_object({}) do |attr_name, h| - orig = @attributes[attr_name].original_value - h[attr_name] = orig - end + def store_original_attributes + @attributes = @attributes.map(&:forgetting_assignment) + @mutation_tracker = nil end - def changed_in_place - self.class.attribute_names.select do |attr_name| - attribute_changed_in_place?(attr_name) - end - end - - def original_raw_attribute(attr_name) - original_raw_attributes.fetch(attr_name) do - read_attribute_before_type_cast(attr_name) - end - end - - def original_raw_attributes - @original_raw_attributes ||= {} - end - - def store_original_raw_attribute(attr_name) - original_raw_attributes[attr_name] = @attributes[attr_name].value_for_database rescue nil - end - - def store_original_raw_attributes - attribute_names.each do |attr| - store_original_raw_attribute(attr) - end + def previous_mutation_tracker + @previous_mutation_tracker ||= NullMutationTracker.instance end def cache_changed_attributes @cached_changed_attributes = changed_attributes yield ensure - remove_instance_variable(:@cached_changed_attributes) + clear_changed_attributes_cache + end + + def clear_changed_attributes_cache + remove_instance_variable(:@cached_changed_attributes) if defined?(@cached_changed_attributes) end end end diff --git a/activerecord/lib/active_record/attribute_methods/primary_key.rb b/activerecord/lib/active_record/attribute_methods/primary_key.rb index c28374e4ab..0d5cb8b37c 100644 --- a/activerecord/lib/active_record/attribute_methods/primary_key.rb +++ b/activerecord/lib/active_record/attribute_methods/primary_key.rb @@ -5,7 +5,7 @@ module ActiveRecord module PrimaryKey extend ActiveSupport::Concern - # Returns this record's primary key value wrapped in an Array if one is + # Returns this record's primary key value wrapped in an array if one is # available. def to_key sync_with_transaction_state @@ -108,7 +108,7 @@ module ActiveRecord # self.primary_key = 'sysid' # end # - # You can also define the +primary_key+ method yourself: + # You can also define the #primary_key method yourself: # # class Project < ActiveRecord::Base # def self.primary_key diff --git a/activerecord/lib/active_record/attribute_methods/query.rb b/activerecord/lib/active_record/attribute_methods/query.rb index 553122a5fc..10498f4322 100644 --- a/activerecord/lib/active_record/attribute_methods/query.rb +++ b/activerecord/lib/active_record/attribute_methods/query.rb @@ -19,7 +19,7 @@ module ActiveRecord if Numeric === value || value !~ /[^0-9]/ !value.to_i.zero? else - return false if ActiveRecord::ConnectionAdapters::Column::FALSE_VALUES.include?(value) + return false if ActiveModel::Type::Boolean::FALSE_VALUES.include?(value) !value.blank? end elsif value.respond_to?(:zero?) diff --git a/activerecord/lib/active_record/attribute_methods/read.rb b/activerecord/lib/active_record/attribute_methods/read.rb index 0d989c2eca..5197e21fa4 100644 --- a/activerecord/lib/active_record/attribute_methods/read.rb +++ b/activerecord/lib/active_record/attribute_methods/read.rb @@ -37,7 +37,7 @@ module ActiveRecord protected def define_method_attribute(name) - safe_name = name.unpack('h*').first + safe_name = name.unpack('h*'.freeze).first temp_method = "__temp__#{safe_name}" ActiveRecord::AttributeMethods::AttrNames.set_name_cache safe_name, name @@ -56,14 +56,12 @@ module ActiveRecord end end - ID = 'id'.freeze - # Returns the value of the attribute identified by <tt>attr_name</tt> after # it has been typecast (for example, "2004-12-12" in a date column is cast # to a date object, like Date.new(2004, 12, 12)). def read_attribute(attr_name, &block) name = attr_name.to_s - name = self.class.primary_key if name == ID + name = self.class.primary_key if name == 'id'.freeze _read_attribute(name, &block) end diff --git a/activerecord/lib/active_record/attribute_methods/serialization.rb b/activerecord/lib/active_record/attribute_methods/serialization.rb index d0d8a968c5..65978aea2a 100644 --- a/activerecord/lib/active_record/attribute_methods/serialization.rb +++ b/activerecord/lib/active_record/attribute_methods/serialization.rb @@ -9,7 +9,19 @@ module ActiveRecord # attribute using this method and it will be handled automatically. The # serialization is done through YAML. If +class_name+ is specified, the # serialized object must be of that class on assignment and retrieval. - # Otherwise <tt>SerializationTypeMismatch</tt> will be raised. + # Otherwise SerializationTypeMismatch will be raised. + # + # Empty objects as <tt>{}</tt>, in the case of +Hash+, or <tt>[]</tt>, in the case of + # +Array+, will always be persisted as null. + # + # Keep in mind that database adapters handle certain serialization tasks + # for you. For instance: +json+ and +jsonb+ types in PostgreSQL will be + # converted between JSON object/array syntax and Ruby +Hash+ or +Array+ + # objects transparently. There is no need to use #serialize in this + # case. + # + # For more complex cases, such as conversion to or from your application + # domain objects, consider using the ActiveRecord::Attributes API. # # ==== Parameters # diff --git a/activerecord/lib/active_record/attribute_methods/time_zone_conversion.rb b/activerecord/lib/active_record/attribute_methods/time_zone_conversion.rb index f9beb43e4b..061628725d 100644 --- a/activerecord/lib/active_record/attribute_methods/time_zone_conversion.rb +++ b/activerecord/lib/active_record/attribute_methods/time_zone_conversion.rb @@ -1,3 +1,5 @@ +require 'active_support/core_ext/string/strip' + module ActiveRecord module AttributeMethods module TimeZoneConversion @@ -7,28 +9,32 @@ module ActiveRecord end def cast(value) - if value.is_a?(Array) - value.map { |v| cast(v) } - elsif value.is_a?(Hash) + return if value.nil? + + if value.is_a?(Hash) set_time_zone_without_conversion(super) elsif value.respond_to?(:in_time_zone) begin - user_input_in_time_zone(value) || super + super(user_input_in_time_zone(value)) || super rescue ArgumentError nil end + else + map(super) { |t| cast(t) } end end private def convert_time_to_time_zone(value) - if value.is_a?(Array) - value.map { |v| convert_time_to_time_zone(v) } - elsif value.acts_like?(:time) + return if value.nil? + + if value.acts_like?(:time) value.in_time_zone - else + elsif value.is_a?(::Float) value + else + map(value) { |v| convert_time_to_time_zone(v) } end end @@ -77,7 +83,7 @@ module ActiveRecord !result && cast_type.type == :time && time_zone_aware_types.include?(:not_explicitly_configured) - ActiveSupport::Deprecation.warn(<<-MESSAGE) + ActiveSupport::Deprecation.warn(<<-MESSAGE.strip_heredoc) Time columns will become time zone aware in Rails 5.1. This still causes `String`s to be parsed as if they were in `Time.zone`, and `Time`s to be converted to `Time.zone`. diff --git a/activerecord/lib/active_record/attribute_methods/write.rb b/activerecord/lib/active_record/attribute_methods/write.rb index ab017c7b54..bbf2a51a0e 100644 --- a/activerecord/lib/active_record/attribute_methods/write.rb +++ b/activerecord/lib/active_record/attribute_methods/write.rb @@ -24,7 +24,7 @@ module ActiveRecord protected def define_method_attribute=(name) - safe_name = name.unpack('h*').first + safe_name = name.unpack('h*'.freeze).first ActiveRecord::AttributeMethods::AttrNames.set_name_cache safe_name, name generated_attribute_methods.module_eval <<-STR, __FILE__, __LINE__ + 1 @@ -45,7 +45,7 @@ module ActiveRecord write_attribute_with_type_cast(attr_name, value, true) end - def raw_write_attribute(attr_name, value) + def raw_write_attribute(attr_name, value) # :nodoc: write_attribute_with_type_cast(attr_name, value, false) end diff --git a/activerecord/lib/active_record/attribute_mutation_tracker.rb b/activerecord/lib/active_record/attribute_mutation_tracker.rb new file mode 100644 index 0000000000..0133b4d0be --- /dev/null +++ b/activerecord/lib/active_record/attribute_mutation_tracker.rb @@ -0,0 +1,70 @@ +module ActiveRecord + class AttributeMutationTracker # :nodoc: + def initialize(attributes) + @attributes = attributes + end + + def changed_values + attr_names.each_with_object({}.with_indifferent_access) do |attr_name, result| + if changed?(attr_name) + result[attr_name] = attributes[attr_name].original_value + end + end + end + + def changes + attr_names.each_with_object({}.with_indifferent_access) do |attr_name, result| + if changed?(attr_name) + result[attr_name] = [attributes[attr_name].original_value, attributes.fetch_value(attr_name)] + end + end + end + + def changed?(attr_name) + attr_name = attr_name.to_s + attributes[attr_name].changed? + end + + def changed_in_place?(attr_name) + attributes[attr_name].changed_in_place? + end + + def forget_change(attr_name) + attr_name = attr_name.to_s + attributes[attr_name] = attributes[attr_name].forgetting_assignment + end + + protected + + attr_reader :attributes + + private + + def attr_names + attributes.keys + end + end + + class NullMutationTracker # :nodoc: + include Singleton + + def changed_values + {} + end + + def changes + {} + end + + def changed?(*) + false + end + + def changed_in_place?(*) + false + end + + def forget_change(*) + end + end +end diff --git a/activerecord/lib/active_record/attribute_set.rb b/activerecord/lib/active_record/attribute_set.rb index 013a7d0e01..be581ac2a9 100644 --- a/activerecord/lib/active_record/attribute_set.rb +++ b/activerecord/lib/active_record/attribute_set.rb @@ -60,8 +60,14 @@ module ActiveRecord super end + def deep_dup + dup.tap do |copy| + copy.instance_variable_set(:@attributes, attributes.deep_dup) + end + end + def initialize_dup(_) - @attributes = attributes.deep_dup + @attributes = attributes.dup super end @@ -80,6 +86,15 @@ module ActiveRecord attributes.select { |_, attr| attr.has_been_read? }.keys end + def map(&block) + new_attributes = attributes.transform_values(&block) + AttributeSet.new(new_attributes) + end + + def ==(other) + attributes == other.attributes + end + protected attr_reader :attributes diff --git a/activerecord/lib/active_record/attribute_set/builder.rb b/activerecord/lib/active_record/attribute_set/builder.rb index e85777c335..3bd7c7997b 100644 --- a/activerecord/lib/active_record/attribute_set/builder.rb +++ b/activerecord/lib/active_record/attribute_set/builder.rb @@ -1,3 +1,5 @@ +require 'active_record/attribute' + module ActiveRecord class AttributeSet # :nodoc: class Builder # :nodoc: @@ -45,8 +47,14 @@ module ActiveRecord delegate_hash[key] = value end + def deep_dup + dup.tap do |copy| + copy.instance_variable_set(:@delegate_hash, delegate_hash.transform_values(&:dup)) + end + end + def initialize_dup(_) - @delegate_hash = delegate_hash.transform_values(&:dup) + @delegate_hash = Hash[delegate_hash] super end @@ -60,10 +68,29 @@ module ActiveRecord end end + def ==(other) + if other.is_a?(LazyAttributeHash) + materialize == other.materialize + else + materialize == other + end + end + protected attr_reader :types, :values, :additional_types, :delegate_hash + def materialize + unless @materialized + values.each_key { |key| self[key] } + types.each_key { |key| self[key] } + unless frozen? + @materialized = true + end + end + delegate_hash + end + private def assign_default_value(name) @@ -77,16 +104,5 @@ module ActiveRecord delegate_hash[name] = Attribute.uninitialized(name, type) end end - - def materialize - unless @materialized - values.each_key { |key| self[key] } - types.each_key { |key| self[key] } - unless frozen? - @materialized = true - end - end - delegate_hash - end end end diff --git a/activerecord/lib/active_record/attributes.rb b/activerecord/lib/active_record/attributes.rb index 50339b6f69..5d0405c3be 100644 --- a/activerecord/lib/active_record/attributes.rb +++ b/activerecord/lib/active_record/attributes.rb @@ -1,11 +1,10 @@ +require 'active_record/attribute/user_provided_default' + module ActiveRecord # See ActiveRecord::Attributes::ClassMethods for documentation module Attributes extend ActiveSupport::Concern - # :nodoc: - Type = ActiveRecord::Type - included do class_attribute :attributes_to_define_after_schema_loads, instance_accessor: false # :internal: self.attributes_to_define_after_schema_loads = {} @@ -16,7 +15,7 @@ module ActiveRecord # type of existing attributes if needed. This allows control over how # values are converted to and from SQL when assigned to a model. It also # changes the behavior of values passed to - # ActiveRecord::QueryMethods#where. This will let you use + # {ActiveRecord::Base.where}[rdoc-ref:QueryMethods#where]. This will let you use # your domain objects across much of Active Record, without having to # rely on implementation details or monkey patching. # @@ -80,7 +79,15 @@ module ActiveRecord # # StoreListing.new.my_string # => "new default" # - # Attributes do not need to be backed by a database column. + # class Product < ActiveRecord::Base + # attribute :my_default_proc, :datetime, default: -> { Time.now } + # end + # + # Product.new.my_default_proc # => 2015-05-30 11:04:48 -0600 + # sleep 1 + # Product.new.my_default_proc # => 2015-05-30 11:04:49 -0600 + # + # \Attributes do not need to be backed by a database column. # # class MyModel < ActiveRecord::Base # attribute :my_string, :string @@ -112,7 +119,7 @@ module ActiveRecord # # class MoneyType < ActiveRecord::Type::Integer # def cast(value) - # if value.include?('$') + # if !value.kind_of(Numeric) && value.include?('$') # price_in_dollars = value.gsub(/\$/, '').to_f # super(price_in_dollars * 100) # else @@ -137,9 +144,9 @@ module ActiveRecord # to be referenced by a symbol, see ActiveRecord::Type.register. You can # also pass a type object directly, in place of a symbol. # - # ==== Querying + # ==== \Querying # - # When ActiveRecord::QueryMethods#where is called, it will + # When {ActiveRecord::Base.where}[rdoc-ref:QueryMethods#where] is called, it will # use the type defined by the model class to convert the value to SQL, # calling +serialize+ on your type object. For example: # @@ -202,7 +209,8 @@ module ActiveRecord # # +default+ The default value to use when no value is provided. If this option # is not passed, the previous default value (if any) will be used. - # Otherwise, the default will be +nil+. + # Otherwise, the default will be +nil+. A proc can also be passed, and + # will be called once each time a new value is needed. # # +user_provided_default+ Whether the default value should be cast using # +cast+ or +deserialize+. @@ -236,7 +244,12 @@ module ActiveRecord if value == NO_DEFAULT_PROVIDED default_attribute = _default_attributes[name].with_type(type) elsif from_user - default_attribute = Attribute.from_user(name, value, type) + default_attribute = Attribute::UserProvidedDefault.new( + name, + value, + type, + _default_attributes[name], + ) else default_attribute = Attribute.from_database(name, value, type) end diff --git a/activerecord/lib/active_record/autosave_association.rb b/activerecord/lib/active_record/autosave_association.rb index 0792d19c3e..bac5a38a5d 100644 --- a/activerecord/lib/active_record/autosave_association.rb +++ b/activerecord/lib/active_record/autosave_association.rb @@ -1,10 +1,10 @@ module ActiveRecord # = Active Record Autosave Association # - # +AutosaveAssociation+ is a module that takes care of automatically saving + # AutosaveAssociation is a module that takes care of automatically saving # associated records when their parent is saved. In addition to saving, it # also destroys any associated records that were marked for destruction. - # (See +mark_for_destruction+ and <tt>marked_for_destruction?</tt>). + # (See #mark_for_destruction and #marked_for_destruction?). # # Saving of the parent, its associations, and the destruction of marked # associations, all happen inside a transaction. This should never leave the @@ -125,7 +125,6 @@ module ActiveRecord # Now it _is_ removed from the database: # # Comment.find_by(id: id).nil? # => true - module AutosaveAssociation extend ActiveSupport::Concern @@ -141,9 +140,11 @@ module ActiveRecord included do Associations::Builder::Association.extensions << AssociationBuilderExtension + mattr_accessor :index_nested_attribute_errors, instance_writer: false + self.index_nested_attribute_errors = false end - module ClassMethods + module ClassMethods # :nodoc: private def define_non_cyclic_method(name, &block) @@ -222,6 +223,7 @@ module ActiveRecord true end validate validation_method + after_validation :_ensure_no_duplicate_errors end end end @@ -233,7 +235,7 @@ module ActiveRecord super end - # Marks this record to be destroyed as part of the parents save transaction. + # Marks this record to be destroyed as part of the parent's save transaction. # This does _not_ actually destroy the record instantly, rather child record will be destroyed # when <tt>parent.save</tt> is called. # @@ -242,7 +244,7 @@ module ActiveRecord @marked_for_destruction = true end - # Returns whether or not this record will be destroyed as part of the parents save transaction. + # Returns whether or not this record will be destroyed as part of the parent's save transaction. # # Only useful if the <tt>:autosave</tt> option on the parent is enabled for this associated model. def marked_for_destruction? @@ -315,7 +317,7 @@ module ActiveRecord def validate_collection_association(reflection) if association = association_instance_get(reflection.name) if records = associated_records_to_validate_or_save(association, new_record?, reflection.options[:autosave]) - records.each { |record| association_valid?(reflection, record) } + records.each_with_index { |record, index| association_valid?(reflection, record, index) } end end end @@ -323,17 +325,36 @@ module ActiveRecord # Returns whether or not the association is valid and applies any errors to # the parent, <tt>self</tt>, if it wasn't. Skips any <tt>:autosave</tt> # enabled records if they're marked_for_destruction? or destroyed. - def association_valid?(reflection, record) - return true if record.destroyed? || record.marked_for_destruction? + def association_valid?(reflection, record, index=nil) + return true if record.destroyed? || (reflection.options[:autosave] && record.marked_for_destruction?) validation_context = self.validation_context unless [:create, :update].include?(self.validation_context) unless valid = record.valid?(validation_context) if reflection.options[:autosave] + indexed_attribute = !index.nil? && (reflection.options[:index_errors] || ActiveRecord::Base.index_nested_attribute_errors) + record.errors.each do |attribute, message| - attribute = "#{reflection.name}.#{attribute}" + if indexed_attribute + attribute = "#{reflection.name}[#{index}].#{attribute}" + else + attribute = "#{reflection.name}.#{attribute}" + end errors[attribute] << message errors[attribute].uniq! end + + record.errors.details.each_key do |attribute| + if indexed_attribute + reflection_attribute = "#{reflection.name}[#{index}].#{attribute}" + else + reflection_attribute = "#{reflection.name}.#{attribute}" + end + + record.errors.details[attribute].each do |error| + errors.details[reflection_attribute] << error + errors.details[reflection_attribute].uniq! + end + end else errors.add(reflection.name) end @@ -352,7 +373,7 @@ module ActiveRecord # <tt>:autosave</tt> is enabled on the association. # # In addition, it destroys all children that were marked for destruction - # with mark_for_destruction. + # with #mark_for_destruction. # # This all happens inside a transaction, _if_ the Transactions module is included into # ActiveRecord::Base after the AutosaveAssociation module, which it does by default. @@ -395,7 +416,7 @@ module ActiveRecord # on the association. # # In addition, it will destroy the association if it was marked for - # destruction with mark_for_destruction. + # destruction with #mark_for_destruction. # # This all happens inside a transaction, _if_ the Transactions module is included into # ActiveRecord::Base after the AutosaveAssociation module, which it does by default. @@ -456,5 +477,11 @@ module ActiveRecord end end end + + def _ensure_no_duplicate_errors + errors.messages.each_key do |attribute| + errors[attribute].uniq! + end + end end end diff --git a/activerecord/lib/active_record/base.rb b/activerecord/lib/active_record/base.rb index 9c5b7d937d..4a31a1aa84 100644 --- a/activerecord/lib/active_record/base.rb +++ b/activerecord/lib/active_record/base.rb @@ -1,11 +1,9 @@ require 'yaml' -require 'set' require 'active_support/benchmarkable' require 'active_support/dependencies' require 'active_support/descendants_tracker' require 'active_support/time' require 'active_support/core_ext/module/attribute_accessors' -require 'active_support/core_ext/class/delegating_attributes' require 'active_support/core_ext/array/extract_options' require 'active_support/core_ext/hash/deep_merge' require 'active_support/core_ext/hash/slice' @@ -172,7 +170,7 @@ module ActiveRecord #:nodoc: # <tt>Person.find_by_user_name(user_name)</tt>. # # It's possible to add an exclamation point (!) on the end of the dynamic finders to get them to raise an - # <tt>ActiveRecord::RecordNotFound</tt> error if they do not return any records, + # ActiveRecord::RecordNotFound error if they do not return any records, # like <tt>Person.find_by_last_name!</tt>. # # It's also possible to use multiple attributes in the same find by separating them with "_and_". @@ -187,7 +185,8 @@ module ActiveRecord #:nodoc: # == Saving arrays, hashes, and other non-mappable objects in text columns # # Active Record can serialize any object in text columns using YAML. To do so, you must - # specify this with a call to the class method +serialize+. + # specify this with a call to the class method + # {serialize}[rdoc-ref:AttributeMethods::Serialization::ClassMethods#serialize]. # This makes it possible to store arrays, hashes, and other non-mappable objects without doing # any additional work. # @@ -227,39 +226,47 @@ module ActiveRecord #:nodoc: # # == Connection to multiple databases in different models # - # Connections are usually created through ActiveRecord::Base.establish_connection and retrieved + # Connections are usually created through + # {ActiveRecord::Base.establish_connection}[rdoc-ref:ConnectionHandling#establish_connection] and retrieved # by ActiveRecord::Base.connection. All classes inheriting from ActiveRecord::Base will use this # connection. But you can also set a class-specific connection. For example, if Course is an # ActiveRecord::Base, but resides in a different database, you can just say <tt>Course.establish_connection</tt> # and Course and all of its subclasses will use this connection instead. # # This feature is implemented by keeping a connection pool in ActiveRecord::Base that is - # a Hash indexed by the class. If a connection is requested, the retrieve_connection method + # a hash indexed by the class. If a connection is requested, the + # {ActiveRecord::Base.retrieve_connection}[rdoc-ref:ConnectionHandling#retrieve_connection] method # will go up the class-hierarchy until a connection is found in the connection pool. # # == Exceptions # # * ActiveRecordError - Generic error class and superclass of all other errors raised by Active Record. - # * AdapterNotSpecified - The configuration hash used in <tt>establish_connection</tt> didn't include an - # <tt>:adapter</tt> key. - # * AdapterNotFound - The <tt>:adapter</tt> key used in <tt>establish_connection</tt> specified a - # non-existent adapter + # * AdapterNotSpecified - The configuration hash used in + # {ActiveRecord::Base.establish_connection}[rdoc-ref:ConnectionHandling#establish_connection] + # didn't include an <tt>:adapter</tt> key. + # * AdapterNotFound - The <tt>:adapter</tt> key used in + # {ActiveRecord::Base.establish_connection}[rdoc-ref:ConnectionHandling#establish_connection] + # specified a non-existent adapter # (or a bad spelling of an existing one). # * AssociationTypeMismatch - The object assigned to the association wasn't of the type # specified in the association definition. # * AttributeAssignmentError - An error occurred while doing a mass assignment through the - # <tt>attributes=</tt> method. + # {ActiveRecord::Base#attributes=}[rdoc-ref:AttributeAssignment#attributes=] method. # You can inspect the +attribute+ property of the exception object to determine which attribute # triggered the error. - # * ConnectionNotEstablished - No connection has been established. Use <tt>establish_connection</tt> - # before querying. + # * ConnectionNotEstablished - No connection has been established. + # Use {ActiveRecord::Base.establish_connection}[rdoc-ref:ConnectionHandling#establish_connection] before querying. # * MultiparameterAssignmentErrors - Collection of errors that occurred during a mass assignment using the - # <tt>attributes=</tt> method. The +errors+ property of this exception contains an array of + # {ActiveRecord::Base#attributes=}[rdoc-ref:AttributeAssignment#attributes=] method. + # The +errors+ property of this exception contains an array of # AttributeAssignmentError # objects that should be inspected to determine which attributes triggered the errors. - # * RecordInvalid - raised by <tt>save!</tt> and <tt>create!</tt> when the record is invalid. - # * RecordNotFound - No record responded to the +find+ method. Either the row with the given ID doesn't exist - # or the row didn't meet the additional restrictions. Some +find+ calls do not raise this exception to signal + # * RecordInvalid - raised by {ActiveRecord::Base#save!}[rdoc-ref:Persistence#save!] and + # {ActiveRecord::Base.create!}[rdoc-ref:Persistence::ClassMethods#create!] + # when the record is invalid. + # * RecordNotFound - No record responded to the {ActiveRecord::Base.find}[rdoc-ref:FinderMethods#find] method. + # Either the row with the given ID doesn't exist or the row didn't meet the additional restrictions. + # Some {ActiveRecord::Base.find}[rdoc-ref:FinderMethods#find] calls do not raise this exception to signal # nothing was found, please check its documentation for further details. # * SerializationTypeMismatch - The serialized object wasn't of the class specified as the second parameter. # * StatementInvalid - The database server rejected the SQL statement. The precise error is added in the message. @@ -281,6 +288,7 @@ module ActiveRecord #:nodoc: extend Explain extend Enum extend Delegation::DelegateCache + extend CollectionCacheKey include Core include Persistence diff --git a/activerecord/lib/active_record/callbacks.rb b/activerecord/lib/active_record/callbacks.rb index 3027ce928e..854f9776a3 100644 --- a/activerecord/lib/active_record/callbacks.rb +++ b/activerecord/lib/active_record/callbacks.rb @@ -1,11 +1,11 @@ module ActiveRecord - # = Active Record Callbacks + # = Active Record \Callbacks # - # Callbacks are hooks into the life cycle of an Active Record object that allow you to trigger logic + # \Callbacks are hooks into the life cycle of an Active Record object that allow you to trigger logic # before or after an alteration of the object state. This can be used to make sure that associated and - # dependent objects are deleted when +destroy+ is called (by overwriting +before_destroy+) or to massage attributes - # before they're validated (by overwriting +before_validation+). As an example of the callbacks initiated, consider - # the <tt>Base#save</tt> call for a new record: + # dependent objects are deleted when {ActiveRecord::Base#destroy}[rdoc-ref:Persistence#destroy] is called (by overwriting +before_destroy+) or + # to massage attributes before they're validated (by overwriting +before_validation+). + # As an example of the callbacks initiated, consider the {ActiveRecord::Base#save}[rdoc-ref:Persistence#save] call for a new record: # # * (-) <tt>save</tt> # * (-) <tt>valid</tt> @@ -20,7 +20,7 @@ module ActiveRecord # * (7) <tt>after_commit</tt> # # Also, an <tt>after_rollback</tt> callback can be configured to be triggered whenever a rollback is issued. - # Check out <tt>ActiveRecord::Transactions</tt> for more details about <tt>after_commit</tt> and + # Check out ActiveRecord::Transactions for more details about <tt>after_commit</tt> and # <tt>after_rollback</tt>. # # Additionally, an <tt>after_touch</tt> callback is triggered whenever an @@ -31,7 +31,7 @@ module ActiveRecord # are instantiated as well. # # There are nineteen callbacks in total, which give you immense power to react and prepare for each state in the - # Active Record life cycle. The sequence for calling <tt>Base#save</tt> for an existing record is similar, + # Active Record life cycle. The sequence for calling {ActiveRecord::Base#save}[rdoc-ref:Persistence#save] for an existing record is similar, # except that each <tt>_create</tt> callback is replaced by the corresponding <tt>_update</tt> callback. # # Examples: @@ -175,26 +175,12 @@ module ActiveRecord # end # end # - # The callback macros usually accept a symbol for the method they're supposed to run, but you can also - # pass a "method string", which will then be evaluated within the binding of the callback. Example: - # - # class Topic < ActiveRecord::Base - # before_destroy 'self.class.delete_all "parent_id = #{id}"' - # end - # - # Notice that single quotes (') are used so the <tt>#{id}</tt> part isn't evaluated until the callback - # is triggered. Also note that these inline callbacks can be stacked just like the regular ones: - # - # class Topic < ActiveRecord::Base - # before_destroy 'self.class.delete_all "parent_id = #{id}"', - # 'puts "Evaluated after parents are destroyed"' - # end - # # == <tt>before_validation*</tt> returning statements # # If the +before_validation+ callback throws +:abort+, the process will be - # aborted and <tt>Base#save</tt> will return +false+. If Base#save! is called it will raise a - # <tt>ActiveRecord::RecordInvalid</tt> exception. Nothing will be appended to the errors object. + # aborted and {ActiveRecord::Base#save}[rdoc-ref:Persistence#save] will return +false+. + # If {ActiveRecord::Base#save!}[rdoc-ref:Persistence#save!] is called it will raise a ActiveRecord::RecordInvalid exception. + # Nothing will be appended to the errors object. # # == Canceling callbacks # @@ -206,12 +192,13 @@ module ActiveRecord # == Ordering callbacks # # Sometimes the code needs that the callbacks execute in a specific order. For example, a +before_destroy+ - # callback (+log_children+ in this case) should be executed before the children get destroyed by the +dependent: destroy+ option. + # callback (+log_children+ in this case) should be executed before the children get destroyed by the + # <tt>dependent: :destroy</tt> option. # # Let's look at the code below: # # class Topic < ActiveRecord::Base - # has_many :children, dependent: destroy + # has_many :children, dependent: :destroy # # before_destroy :log_children # @@ -222,10 +209,11 @@ module ActiveRecord # end # # In this case, the problem is that when the +before_destroy+ callback is executed, the children are not available - # because the +destroy+ callback gets executed first. You can use the +prepend+ option on the +before_destroy+ callback to avoid this. + # because the {ActiveRecord::Base#destroy}[rdoc-ref:Persistence#destroy] callback gets executed first. + # You can use the +prepend+ option on the +before_destroy+ callback to avoid this. # # class Topic < ActiveRecord::Base - # has_many :children, dependent: destroy + # has_many :children, dependent: :destroy # # before_destroy :log_children, prepend: true # @@ -235,23 +223,23 @@ module ActiveRecord # end # end # - # This way, the +before_destroy+ gets executed before the <tt>dependent: destroy</tt> is called, and the data is still available. + # This way, the +before_destroy+ gets executed before the <tt>dependent: :destroy</tt> is called, and the data is still available. # - # == Transactions + # == \Transactions # - # The entire callback chain of a +save+, <tt>save!</tt>, or +destroy+ call runs - # within a transaction. That includes <tt>after_*</tt> hooks. If everything - # goes fine a COMMIT is executed once the chain has been completed. + # The entire callback chain of a {#save}[rdoc-ref:Persistence#save], {#save!}[rdoc-ref:Persistence#save!], + # or {#destroy}[rdoc-ref:Persistence#destroy] call runs within a transaction. That includes <tt>after_*</tt> hooks. + # If everything goes fine a COMMIT is executed once the chain has been completed. # # If a <tt>before_*</tt> callback cancels the action a ROLLBACK is issued. You # can also trigger a ROLLBACK raising an exception in any of the callbacks, # including <tt>after_*</tt> hooks. Note, however, that in that case the client - # needs to be aware of it because an ordinary +save+ will raise such exception + # needs to be aware of it because an ordinary {#save}[rdoc-ref:Persistence#save] will raise such exception # instead of quietly returning +false+. # # == Debugging callbacks # - # The callback chain is accessible via the <tt>_*_callbacks</tt> method on an object. ActiveModel Callbacks support + # The callback chain is accessible via the <tt>_*_callbacks</tt> method on an object. Active Model \Callbacks support # <tt>:before</tt>, <tt>:after</tt> and <tt>:around</tt> as values for the <tt>kind</tt> property. The <tt>kind</tt> property # defines what part of the chain the callback runs in. # @@ -277,7 +265,7 @@ module ActiveRecord :before_destroy, :around_destroy, :after_destroy, :after_commit, :after_rollback ] - module ClassMethods + module ClassMethods # :nodoc: include ActiveModel::Callbacks end @@ -289,24 +277,33 @@ module ActiveRecord end def destroy #:nodoc: - run_callbacks(:destroy) { super } + @_destroy_callback_already_called ||= false + return if @_destroy_callback_already_called + @_destroy_callback_already_called = true + _run_destroy_callbacks { super } + rescue RecordNotDestroyed => e + @_association_destroy_exception = e + false + ensure + @_destroy_callback_already_called = false end def touch(*) #:nodoc: - run_callbacks(:touch) { super } + _run_touch_callbacks { super } end private + def create_or_update(*) #:nodoc: - run_callbacks(:save) { super } + _run_save_callbacks { super } end def _create_record #:nodoc: - run_callbacks(:create) { super } + _run_create_callbacks { super } end def _update_record(*) #:nodoc: - run_callbacks(:update) { super } + _run_update_callbacks { super } end end end diff --git a/activerecord/lib/active_record/coders/yaml_column.rb b/activerecord/lib/active_record/coders/yaml_column.rb index 9ea22ed798..2456b8ad8c 100644 --- a/activerecord/lib/active_record/coders/yaml_column.rb +++ b/activerecord/lib/active_record/coders/yaml_column.rb @@ -14,10 +14,7 @@ module ActiveRecord def dump(obj) return if obj.nil? - unless obj.is_a?(object_class) - raise SerializationTypeMismatch, - "Attribute was supposed to be a #{object_class}, but was a #{obj.class}. -- #{obj.inspect}" - end + assert_valid_value(obj) YAML.dump obj end @@ -26,15 +23,19 @@ module ActiveRecord return yaml unless yaml.is_a?(String) && yaml =~ /^---/ obj = YAML.load(yaml) - unless obj.is_a?(object_class) || obj.nil? - raise SerializationTypeMismatch, - "Attribute was supposed to be a #{object_class}, but was a #{obj.class}" - end + assert_valid_value(obj) obj ||= object_class.new if object_class != Object obj end + def assert_valid_value(obj) + unless obj.nil? || obj.is_a?(object_class) + raise SerializationTypeMismatch, + "Attribute was supposed to be a #{object_class}, but was a #{obj.class}. -- #{obj.inspect}" + end + end + private def check_arity_of_constructor diff --git a/activerecord/lib/active_record/collection_cache_key.rb b/activerecord/lib/active_record/collection_cache_key.rb new file mode 100644 index 0000000000..3c4ca3d116 --- /dev/null +++ b/activerecord/lib/active_record/collection_cache_key.rb @@ -0,0 +1,31 @@ +module ActiveRecord + module CollectionCacheKey + + def collection_cache_key(collection = all, timestamp_column = :updated_at) # :nodoc: + query_signature = Digest::MD5.hexdigest(collection.to_sql) + key = "#{collection.model_name.cache_key}/query-#{query_signature}" + + if collection.loaded? + size = collection.size + timestamp = collection.max_by(×tamp_column).public_send(timestamp_column) + else + column_type = type_for_attribute(timestamp_column.to_s) + column = "#{connection.quote_table_name(collection.table_name)}.#{connection.quote_column_name(timestamp_column)}" + + query = collection + .select("COUNT(*) AS size", "MAX(#{column}) AS timestamp") + .unscope(:order) + result = connection.select_one(query) + + size = result["size"] + timestamp = column_type.deserialize(result["timestamp"]) + end + + if timestamp + "#{key}-#{size}-#{timestamp.utc.to_s(cache_timestamp_format)}" + else + "#{key}-#{size}" + end + end + end +end diff --git a/activerecord/lib/active_record/connection_adapters/abstract/connection_pool.rb b/activerecord/lib/active_record/connection_adapters/abstract/connection_pool.rb index 6535121075..ccd2899489 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/connection_pool.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/connection_pool.rb @@ -1,5 +1,5 @@ require 'thread' -require 'thread_safe' +require 'concurrent/map' require 'monitor' module ActiveRecord @@ -10,8 +10,9 @@ module ActiveRecord end # Raised when a pool was unable to get ahold of all its connections - # to perform a "group" action such as +ConnectionPool#disconnect!+ - # or +ConnectionPool#clear_reloadable_connections!+. + # to perform a "group" action such as + # {ActiveRecord::Base.connection_pool.disconnect!}[rdoc-ref:ConnectionAdapters::ConnectionPool#disconnect!] + # or {ActiveRecord::Base.clear_reloadable_connections!}[rdoc-ref:ConnectionAdapters::ConnectionHandler#clear_reloadable_connections!]. class ExclusiveConnectionTimeoutError < ConnectionTimeoutError end @@ -37,17 +38,18 @@ module ActiveRecord # Connections can be obtained and used from a connection pool in several # ways: # - # 1. Simply use ActiveRecord::Base.connection as with Active Record 2.1 and + # 1. Simply use {ActiveRecord::Base.connection}[rdoc-ref:ConnectionHandling.connection] + # as with Active Record 2.1 and # earlier (pre-connection-pooling). Eventually, when you're done with # the connection(s) and wish it to be returned to the pool, you call - # ActiveRecord::Base.clear_active_connections!. This will be the - # default behavior for Active Record when used in conjunction with + # {ActiveRecord::Base.clear_active_connections!}[rdoc-ref:ConnectionAdapters::ConnectionHandler#clear_active_connections!]. + # This will be the default behavior for Active Record when used in conjunction with # Action Pack's request handling cycle. # 2. Manually check out a connection from the pool with - # ActiveRecord::Base.connection_pool.checkout. You are responsible for + # {ActiveRecord::Base.connection_pool.checkout}[rdoc-ref:#checkout]. You are responsible for # returning this connection to the pool when finished by calling - # ActiveRecord::Base.connection_pool.checkin(connection). - # 3. Use ActiveRecord::Base.connection_pool.with_connection(&block), which + # {ActiveRecord::Base.connection_pool.checkin(connection)}[rdoc-ref:#checkin]. + # 3. Use {ActiveRecord::Base.connection_pool.with_connection(&block)}[rdoc-ref:#with_connection], which # obtains a connection, yields it as the sole argument to the block, # and returns it to the pool after the block completes. # @@ -140,7 +142,7 @@ module ActiveRecord # become available. # # Raises: - # - ConnectionTimeoutError if +timeout+ is given and no element + # - ActiveRecord::ConnectionTimeoutError if +timeout+ is given and no element # becomes available within +timeout+ seconds, def poll(timeout = nil) synchronize { internal_poll(timeout) } @@ -195,7 +197,7 @@ module ActiveRecord elapsed = Time.now - t0 if elapsed >= timeout - msg = 'could not obtain a database connection within %0.3f seconds (waited %0.3f seconds)' % + msg = 'could not obtain a connection from the pool within %0.3f seconds (waited %0.3f seconds); all pooled connections were in use' % [timeout, elapsed] raise ConnectionTimeoutError, msg end @@ -331,18 +333,18 @@ module ActiveRecord # of the cache is to speed-up +connection+ method, it is not the authoritative # registry of which thread owns which connection, that is tracked by # +connection.owner+ attr on each +connection+ instance. - # The invariant works like this: if there is mapping of +thread => conn+, + # The invariant works like this: if there is mapping of <tt>thread => conn</tt>, # then that +thread+ does indeed own that +conn+, however an absence of a such # mapping does not mean that the +thread+ doesn't own the said connection, in # that case +conn.owner+ attr should be consulted. # Access and modification of +@thread_cached_conns+ does not require # synchronization. - @thread_cached_conns = ThreadSafe::Cache.new(:initial_capacity => @size) + @thread_cached_conns = Concurrent::Map.new(:initial_capacity => @size) @connections = [] @automatic_reconnect = true - # Connection pool allows for concurrent (outside the main `synchronize` section) + # Connection pool allows for concurrent (outside the main +synchronize+ section) # establishment of new connections. This variable tracks the number of threads # currently in the process of independently establishing connections to the DB. @now_connecting = 0 @@ -364,7 +366,7 @@ module ActiveRecord # Is there an open connection that is being used for the current thread? # - # This method only works for connections that have been abtained through + # This method only works for connections that have been obtained through # #connection or #with_connection methods, connections obtained through # #checkout will not be detected by #active_connection? def active_connection? @@ -406,9 +408,9 @@ module ActiveRecord # Disconnects all connections in the pool, and clears the pool. # # Raises: - # - +ExclusiveConnectionTimeoutError+ if unable to gain ownership of all + # - ActiveRecord::ExclusiveConnectionTimeoutError if unable to gain ownership of all # connections in the pool within a timeout interval (default duration is - # +spec.config[:checkout_timeout] * 2+ seconds). + # <tt>spec.config[:checkout_timeout] * 2</tt> seconds). def disconnect(raise_on_acquisition_timeout = true) with_exclusively_acquired_all_connections(raise_on_acquisition_timeout) do synchronize do @@ -426,8 +428,8 @@ module ActiveRecord # # The pool first tries to gain ownership of all connections, if unable to # do so within a timeout interval (default duration is - # +spec.config[:checkout_timeout] * 2+ seconds), the pool is forcefully - # disconneted wihout any regard for other connection owning threads. + # <tt>spec.config[:checkout_timeout] * 2</tt> seconds), the pool is forcefully + # disconnected without any regard for other connection owning threads. def disconnect! disconnect(false) end @@ -436,9 +438,9 @@ module ActiveRecord # require reloading. # # Raises: - # - +ExclusiveConnectionTimeoutError+ if unable to gain ownership of all + # - ActiveRecord::ExclusiveConnectionTimeoutError if unable to gain ownership of all # connections in the pool within a timeout interval (default duration is - # +spec.config[:checkout_timeout] * 2+ seconds). + # <tt>spec.config[:checkout_timeout] * 2</tt> seconds). def clear_reloadable_connections(raise_on_acquisition_timeout = true) num_new_conns_required = 0 @@ -474,7 +476,7 @@ module ActiveRecord # # The pool first tries to gain ownership of all connections, if unable to # do so within a timeout interval (default duration is - # +spec.config[:checkout_timeout] * 2+ seconds), the pool forcefully + # <tt>spec.config[:checkout_timeout] * 2</tt> seconds), the pool forcefully # clears the cache and reloads connections without any regard for other # connection owning threads. def clear_reloadable_connections! @@ -494,7 +496,7 @@ module ActiveRecord # Returns: an AbstractAdapter object. # # Raises: - # - ConnectionTimeoutError: no connection can be obtained from the pool. + # - ActiveRecord::ConnectionTimeoutError no connection can be obtained from the pool. def checkout(checkout_timeout = @checkout_timeout) checkout_and_verify(acquire_connection(checkout_timeout)) end @@ -503,12 +505,12 @@ module ActiveRecord # no longer need this connection. # # +conn+: an AbstractAdapter object, which was obtained by earlier by - # calling +checkout+ on this pool. + # calling #checkout on this pool. def checkin(conn) synchronize do remove_connection_from_thread_cache conn - conn.run_callbacks :checkin do + conn._run_checkin_callbacks do conn.expire end @@ -516,7 +518,7 @@ module ActiveRecord end end - # Remove a connection from the connection pool. The connection will + # Remove a connection from the connection pool. The connection will # remain open and active but will no longer be managed by this pool. def remove(conn) needs_new_connection = false @@ -547,7 +549,7 @@ module ActiveRecord bulk_make_new_connections(1) if needs_new_connection end - # Recover lost connections for the pool. A lost connection can occur if + # Recover lost connections for the pool. A lost connection can occur if # a programmer forgets to checkin a connection at the end of a thread # or a thread dies unexpectedly. def reap @@ -587,7 +589,7 @@ module ActiveRecord end #-- - # From the discussion on Github: + # From the discussion on GitHub: # https://github.com/rails/rails/pull/14938#commitcomment-6601951 # This hook-in method allows for easier monkey-patching fixes needed by # JRuby users that use Fibers. @@ -628,10 +630,10 @@ module ActiveRecord end end rescue ExclusiveConnectionTimeoutError - # `raise_on_acquisition_timeout == false` means we are directed to ignore any + # <tt>raise_on_acquisition_timeout == false</tt> means we are directed to ignore any # timeouts and are expected to just give up: we've obtained as many connections # as possible, note that in a case like that we don't return any of the - # `newly_checked_out` connections. + # +newly_checked_out+ connections. if raise_on_acquisition_timeout release_newly_checked_out = true @@ -688,18 +690,18 @@ module ActiveRecord # queue for a connection to become available. # # Raises: - # - ConnectionTimeoutError if a connection could not be acquired + # - ActiveRecord::ConnectionTimeoutError if a connection could not be acquired # #-- # Implementation detail: the connection returned by +acquire_connection+ # will already be "+connection.lease+ -ed" to the current thread. def acquire_connection(checkout_timeout) - # NOTE: we rely on `@available.poll` and `try_to_checkout_new_connection` to - # `conn.lease` the returned connection (and to do this in a `synchronized` + # NOTE: we rely on +@available.poll+ and +try_to_checkout_new_connection+ to + # +conn.lease+ the returned connection (and to do this in a +synchronized+ # section), this is not the cleanest implementation, as ideally we would - # `synchronize { conn.lease }` in this method, but by leaving it to `@available.poll` - # and `try_to_checkout_new_connection` we can piggyback on `synchronize` sections - # of the said methods and avoid an additional `synchronize` overhead. + # <tt>synchronize { conn.lease }</tt> in this method, but by leaving it to +@available.poll+ + # and +try_to_checkout_new_connection+ we can piggyback on +synchronize+ sections + # of the said methods and avoid an additional +synchronize+ overhead. if conn = @available.poll || try_to_checkout_new_connection conn else @@ -764,7 +766,7 @@ module ActiveRecord end def checkout_and_verify(c) - c.run_callbacks :checkout do + c._run_checkout_callbacks do c.verify! end c @@ -824,11 +826,11 @@ module ActiveRecord # These caches are keyed by klass.name, NOT klass. Keying them by klass # alone would lead to memory leaks in development mode as all previous # instances of the class would stay in memory. - @owner_to_pool = ThreadSafe::Cache.new(:initial_capacity => 2) do |h,k| - h[k] = ThreadSafe::Cache.new(:initial_capacity => 2) + @owner_to_pool = Concurrent::Map.new(:initial_capacity => 2) do |h,k| + h[k] = Concurrent::Map.new(:initial_capacity => 2) end - @class_to_pool = ThreadSafe::Cache.new(:initial_capacity => 2) do |h,k| - h[k] = ThreadSafe::Cache.new + @class_to_pool = Concurrent::Map.new(:initial_capacity => 2) do |h,k| + h[k] = Concurrent::Map.new end end @@ -857,6 +859,8 @@ module ActiveRecord end # Clears the cache which maps classes. + # + # See ConnectionPool#clear_reloadable_connections! for details. def clear_reloadable_connections! connection_pool_list.each(&:clear_reloadable_connections!) end @@ -956,12 +960,11 @@ module ActiveRecord def call(env) testing = env['rack.test'] - response = @app.call(env) - response[2] = ::Rack::BodyProxy.new(response[2]) do + status, headers, body = @app.call(env) + proxy = ::Rack::BodyProxy.new(body) do ActiveRecord::Base.clear_active_connections! unless testing end - - response + [status, headers, proxy] rescue Exception ActiveRecord::Base.clear_active_connections! unless testing raise diff --git a/activerecord/lib/active_record/connection_adapters/abstract/database_limits.rb b/activerecord/lib/active_record/connection_adapters/abstract/database_limits.rb index 30b2fca2ca..6711049588 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/database_limits.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/database_limits.rb @@ -19,8 +19,8 @@ module ActiveRecord # Returns the maximum allowed length for an index name. This # limit is enforced by \Rails and is less than or equal to - # <tt>index_name_length</tt>. The gap between - # <tt>index_name_length</tt> is to allow internal \Rails + # #index_name_length. The gap between + # #index_name_length is to allow internal \Rails # operations to use prefixes in temporary operations. def allowed_index_name_length index_name_length diff --git a/activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb b/activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb index 38dd9578fe..7a2a1a0e33 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb @@ -29,7 +29,17 @@ module ActiveRecord # Returns an ActiveRecord::Result instance. def select_all(arel, name = nil, binds = []) arel, binds = binds_from_relation arel, binds - select(to_sql(arel, binds), name, binds) + sql = to_sql(arel, binds) + if arel.is_a?(String) + preparable = false + else + preparable = visitor.preparable + end + if prepared_statements && preparable + select_prepared(sql, name, binds) + else + select(sql, name, binds) + end end # Returns a record hash with the column names as keys and column values @@ -48,8 +58,8 @@ module ActiveRecord # Returns an array of the values of the first column in a select: # select_values("SELECT id FROM companies LIMIT 3") => [1,2,3] - def select_values(arel, name = nil) - arel, binds = binds_from_relation arel, [] + def select_values(arel, name = nil, binds = []) + arel, binds = binds_from_relation arel, binds select_rows(to_sql(arel, binds), name, binds).map(&:first) end @@ -67,7 +77,7 @@ module ActiveRecord # Executes +sql+ statement in the context of this connection using # +binds+ as the bind substitutes. +name+ is logged along with # the executed +sql+ statement. - def exec_query(sql, name = 'SQL', binds = []) + def exec_query(sql, name = 'SQL', binds = [], prepare: false) end # Executes insert +sql+ statement in the context of this connection using @@ -96,7 +106,7 @@ module ActiveRecord exec_query(sql, name, binds) end - # Returns the last auto-generated ID from the affected table. + # Executes an INSERT query and returns the new record's ID # # +id_value+ will be returned unless the value is nil, in # which case the database will attempt to calculate the last inserted @@ -105,20 +115,24 @@ module ActiveRecord # If the next id was calculated in advance (as in Oracle), it should be # passed in as +id_value+. def insert(arel, name = nil, pk = nil, id_value = nil, sequence_name = nil, binds = []) - sql, binds = sql_for_insert(to_sql(arel, binds), pk, id_value, sequence_name, binds) - value = exec_insert(sql, name, binds, pk, sequence_name) + sql, binds, pk, sequence_name = sql_for_insert(to_sql(arel, binds), pk, id_value, sequence_name, binds) + value = exec_insert(sql, name, binds, pk, sequence_name) id_value || last_inserted_id(value) end + alias create insert + alias insert_sql insert # Executes the update statement and returns the number of rows affected. def update(arel, name = nil, binds = []) exec_update(to_sql(arel, binds), name, binds) end + alias update_sql update # Executes the delete statement and returns the number of rows affected. def delete(arel, name = nil, binds = []) exec_delete(to_sql(arel, binds), name, binds) end + alias delete_sql delete # Returns +true+ when the connection adapter supports prepared statement # caching, otherwise returns +false+ @@ -137,7 +151,7 @@ module ActiveRecord # # In order to get around this problem, #transaction will emulate the effect # of nested transactions, by using savepoints: - # http://dev.mysql.com/doc/refman/5.6/en/savepoint.html + # http://dev.mysql.com/doc/refman/5.7/en/savepoint.html # Savepoints are supported by MySQL and PostgreSQL. SQLite3 version >= '3.6.8' # supports savepoints. # @@ -190,15 +204,15 @@ module ActiveRecord # semantics of these different levels: # # * http://www.postgresql.org/docs/current/static/transaction-iso.html - # * https://dev.mysql.com/doc/refman/5.6/en/set-transaction.html + # * https://dev.mysql.com/doc/refman/5.7/en/set-transaction.html # - # An <tt>ActiveRecord::TransactionIsolationError</tt> will be raised if: + # An ActiveRecord::TransactionIsolationError will be raised if: # # * The adapter does not support setting the isolation level # * You are joining an existing open transaction # * You are creating a nested (savepoint) transaction # - # The mysql, mysql2 and postgresql adapters support setting the transaction + # The mysql2 and postgresql adapters support setting the transaction # isolation level. However, support is disabled for MySQL versions below 5, # because they are affected by a bug[http://bugs.mysql.com/bug.php?id=39170] # which means the isolation level gets persisted outside the transaction. @@ -286,11 +300,16 @@ module ActiveRecord # Inserts the given fixture into the table. Overridden in adapters that require # something beyond a simple insert (eg. Oracle). def insert_fixture(fixture, table_name) - columns = schema_cache.columns_hash(table_name) + fixture = fixture.stringify_keys + columns = schema_cache.columns_hash(table_name) binds = fixture.map do |name, value| - type = lookup_cast_type_from_column(columns[name]) - Relation::QueryAttribute.new(name, value, type) + if column = columns[name] + type = lookup_cast_type_from_column(column) + Relation::QueryAttribute.new(name, value, type) + else + raise Fixture::FixtureError, %(table "#{table_name}" has no column named #{name.inspect}.) + end end key_list = fixture.keys.map { |name| quote_column_name(name) } value_list = prepare_binds_for_database(binds).map do |value| @@ -330,18 +349,12 @@ module ActiveRecord # The default strategy for an UPDATE with joins is to use a subquery. This doesn't work # on MySQL (even when aliasing the tables), but MySQL allows using JOIN directly in # an UPDATE statement, so in the MySQL adapters we redefine this to do that. - def join_to_update(update, select) #:nodoc: - key = update.key + def join_to_update(update, select, key) # :nodoc: subselect = subquery_for(key, select) update.where key.in(subselect) end - - def join_to_delete(delete, select, key) #:nodoc: - subselect = subquery_for(key, select) - - delete.where key.in(subselect) - end + alias join_to_delete join_to_update protected @@ -354,28 +367,15 @@ module ActiveRecord # Returns an ActiveRecord::Result instance. def select(sql, name = nil, binds = []) - exec_query(sql, name, binds) - end - - - # Returns the last auto-generated ID from the affected table. - def insert_sql(sql, name = nil, pk = nil, id_value = nil, sequence_name = nil) - execute(sql, name) - id_value - end - - # Executes the update statement and returns the number of rows affected. - def update_sql(sql, name = nil) - execute(sql, name) + exec_query(sql, name, binds, prepare: false) end - # Executes the delete statement and returns the number of rows affected. - def delete_sql(sql, name = nil) - update_sql(sql, name) + def select_prepared(sql, name = nil, binds = []) + exec_query(sql, name, binds, prepare: true) end def sql_for_insert(sql, pk, id_value, sequence_name, binds) - [sql, binds] + [sql, binds, pk, sequence_name] end def last_inserted_id(result) diff --git a/activerecord/lib/active_record/connection_adapters/abstract/quoting.rb b/activerecord/lib/active_record/connection_adapters/abstract/quoting.rb index 2c7409b2dc..7e3760d34b 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/quoting.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/quoting.rb @@ -43,9 +43,9 @@ module ActiveRecord # If you are having to call this function, you are likely doing something # wrong. The column does not have sufficient type information if the user # provided a custom type on the class level either explicitly (via - # `attribute`) or implicitly (via `serialize`, - # `time_zone_aware_attributes`). In almost all cases, the sql type should - # only be used to change quoting behavior, when the primitive to + # Attributes::ClassMethods#attribute) or implicitly (via + # AttributeMethods::Serialization::ClassMethods#serialize, +time_zone_aware_attributes+). + # In almost all cases, the sql type should only be used to change quoting behavior, when the primitive to # represent the type doesn't sufficiently reflect the differences # (varchar vs binary) for example. The type used to get this primitive # should have been provided before reaching the connection adapter. @@ -58,7 +58,7 @@ module ActiveRecord end end - # See docs for +type_cast_from_column+ + # See docs for #type_cast_from_column def lookup_cast_type_from_column(column) # :nodoc: lookup_cast_type(column.sql_type) end @@ -93,7 +93,7 @@ module ActiveRecord # Override to return the quoted table name for assignment. Defaults to # table quoting. # - # This works for mysql and mysql2 where table.column can be used to + # This works for mysql2 where table.column can be used to # resolve ambiguity. # # We override this in the sqlite3 and postgresql adapters to use only @@ -102,9 +102,13 @@ module ActiveRecord quote_table_name("#{table}.#{attr}") end - def quote_default_expression(value, column) #:nodoc: - value = lookup_cast_type(column.sql_type).serialize(value) - quote(value) + def quote_default_expression(value, column) # :nodoc: + if value.is_a?(Proc) + value.call + else + value = lookup_cast_type(column.sql_type).serialize(value) + quote(value) + end end def quoted_true diff --git a/activerecord/lib/active_record/connection_adapters/abstract/schema_creation.rb b/activerecord/lib/active_record/connection_adapters/abstract/schema_creation.rb index 18d943f452..0ba4d94e3c 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/schema_creation.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/schema_creation.rb @@ -14,8 +14,10 @@ module ActiveRecord send m, o end - delegate :quote_column_name, :quote_table_name, :quote_default_expression, :type_to_sql, to: :@conn - private :quote_column_name, :quote_table_name, :quote_default_expression, :type_to_sql + delegate :quote_column_name, :quote_table_name, :quote_default_expression, :type_to_sql, + :options_include_default?, :supports_indexes_in_create?, :supports_foreign_keys?, :foreign_key_options, to: :@conn + private :quote_column_name, :quote_table_name, :quote_default_expression, :type_to_sql, + :options_include_default?, :supports_indexes_in_create?, :supports_foreign_keys?, :foreign_key_options private @@ -38,17 +40,32 @@ module ActiveRecord end def visit_TableDefinition(o) - create_sql = "CREATE#{' TEMPORARY' if o.temporary} TABLE " - create_sql << "#{quote_table_name(o.name)} " - create_sql << "(#{o.columns.map { |c| accept c }.join(', ')}) " unless o.as + create_sql = "CREATE#{' TEMPORARY' if o.temporary} TABLE #{quote_table_name(o.name)} " + + statements = o.columns.map { |c| accept c } + statements << accept(o.primary_keys) if o.primary_keys + + if supports_indexes_in_create? + statements.concat(o.indexes.map { |column_name, options| index_in_create(o.name, column_name, options) }) + end + + if supports_foreign_keys? + statements.concat(o.foreign_keys.map { |to_table, options| foreign_key_in_create(o.name, to_table, options) }) + end + + create_sql << "(#{statements.join(', ')}) " if statements.present? create_sql << "#{o.options}" create_sql << " AS #{@conn.to_sql(o.as)}" if o.as create_sql end - def visit_AddForeignKey(o) + def visit_PrimaryKeyDefinition(o) + "PRIMARY KEY (#{o.name.join(', ')})" + end + + def visit_ForeignKeyDefinition(o) sql = <<-SQL.strip_heredoc - ADD CONSTRAINT #{quote_column_name(o.name)} + CONSTRAINT #{quote_column_name(o.name)} FOREIGN KEY (#{quote_column_name(o.column)}) REFERENCES #{quote_table_name(o.to_table)} (#{quote_column_name(o.primary_key)}) SQL @@ -57,6 +74,10 @@ module ActiveRecord sql end + def visit_AddForeignKey(o) + "ADD #{accept(o)}" + end + def visit_DropForeignKey(name) "DROP CONSTRAINT #{quote_column_name(name)}" end @@ -89,8 +110,9 @@ module ActiveRecord sql end - def options_include_default?(options) - options.include?(:default) && !(options[:null] == false && options[:default].nil?) + def foreign_key_in_create(from_table, to_table, options) + options = foreign_key_options(from_table, to_table, options) + accept ForeignKeyDefinition.new(from_table, to_table, options) end def action_sql(action, dependency) diff --git a/activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb b/activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb index 158b773e11..1cda23dc1d 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb @@ -23,6 +23,9 @@ module ActiveRecord class ChangeColumnDefinition < Struct.new(:column, :name) #:nodoc: end + class PrimaryKeyDefinition < Struct.new(:name) # :nodoc: + end + class ForeignKeyDefinition < Struct.new(:from_table, :to_table, :options) #:nodoc: def name options[:name] @@ -120,23 +123,29 @@ module ActiveRecord end def foreign_key_options - as_options(foreign_key) + as_options(foreign_key).merge(column: column_name) end def columns - result = [["#{name}_id", type, options]] + result = [[column_name, type, options]] if polymorphic result.unshift(["#{name}_type", :string, polymorphic_options]) end result end + def column_name + "#{name}_id" + end + def column_names columns.map(&:first) end def foreign_table_name - Base.pluralize_table_names ? name.to_s.pluralize : name + foreign_key_options.fetch(:to_table) do + Base.pluralize_table_names ? name.to_s.pluralize : name + end end end @@ -178,10 +187,10 @@ module ActiveRecord # Represents the schema of an SQL table in an abstract way. This class # provides methods for manipulating the schema representation. # - # Inside migration files, the +t+ object in +create_table+ + # Inside migration files, the +t+ object in {create_table}[rdoc-ref:SchemaStatements#create_table] # is actually of this type: # - # class SomeMigration < ActiveRecord::Migration + # class SomeMigration < ActiveRecord::Migration[5.0] # def up # create_table :foo do |t| # puts t.class # => "ActiveRecord::ConnectionAdapters::TableDefinition" @@ -193,27 +202,29 @@ module ActiveRecord # end # end # - # The table definitions - # The Columns are stored as a ColumnDefinition in the +columns+ attribute. class TableDefinition include ColumnMethods - # An array of ColumnDefinition objects, representing the column changes - # that have been defined. attr_accessor :indexes attr_reader :name, :temporary, :options, :as, :foreign_keys - def initialize(types, name, temporary, options, as = nil) + def initialize(name, temporary, options, as = nil) @columns_hash = {} @indexes = {} @foreign_keys = {} - @native = types + @primary_keys = nil @temporary = temporary @options = options @as = as @name = name end + def primary_keys(name = nil) # :nodoc: + @primary_keys = PrimaryKeyDefinition.new(name) if name + @primary_keys + end + + # Returns an array of ColumnDefinition objects for the columns of the table. def columns; @columns_hash.values; end # Returns a ColumnDefinition for the column with name +name+. @@ -222,90 +233,23 @@ module ActiveRecord end # Instantiates a new column for the table. - # The +type+ parameter is normally one of the migrations native types, - # which is one of the following: - # <tt>:primary_key</tt>, <tt>:string</tt>, <tt>:text</tt>, - # <tt>:integer</tt>, <tt>:bigint</tt>, <tt>:float</tt>, <tt>:decimal</tt>, - # <tt>:datetime</tt>, <tt>:time</tt>, <tt>:date</tt>, - # <tt>:binary</tt>, <tt>:boolean</tt>. - # - # You may use a type not in this list as long as it is supported by your - # database (for example, "polygon" in MySQL), but this will not be database - # agnostic and should usually be avoided. - # - # Available options are (none of these exists by default): - # * <tt>:limit</tt> - - # Requests a maximum column length. This is number of characters for <tt>:string</tt> and - # <tt>:text</tt> columns and number of bytes for <tt>:binary</tt> and <tt>:integer</tt> columns. - # * <tt>:default</tt> - - # The column's default value. Use nil for NULL. - # * <tt>:null</tt> - - # Allows or disallows +NULL+ values in the column. This option could - # have been named <tt>:null_allowed</tt>. - # * <tt>:precision</tt> - - # Specifies the precision for a <tt>:decimal</tt> column. - # * <tt>:scale</tt> - - # Specifies the scale for a <tt>:decimal</tt> column. + # See {connection.add_column}[rdoc-ref:ConnectionAdapters::SchemaStatements#add_column] + # for available options. + # + # Additional options are: # * <tt>:index</tt> - # Create an index for the column. Can be either <tt>true</tt> or an options hash. # - # Note: The precision is the total number of significant digits - # and the scale is the number of digits that can be stored following - # the decimal point. For example, the number 123.45 has a precision of 5 - # and a scale of 2. A decimal with a precision of 5 and a scale of 2 can - # range from -999.99 to 999.99. - # - # Please be aware of different RDBMS implementations behavior with - # <tt>:decimal</tt> columns: - # * The SQL standard says the default scale should be 0, <tt>:scale</tt> <= - # <tt>:precision</tt>, and makes no comments about the requirements of - # <tt>:precision</tt>. - # * MySQL: <tt>:precision</tt> [1..63], <tt>:scale</tt> [0..30]. - # Default is (10,0). - # * PostgreSQL: <tt>:precision</tt> [1..infinity], - # <tt>:scale</tt> [0..infinity]. No default. - # * SQLite2: Any <tt>:precision</tt> and <tt>:scale</tt> may be used. - # Internal storage as strings. No default. - # * SQLite3: No restrictions on <tt>:precision</tt> and <tt>:scale</tt>, - # but the maximum supported <tt>:precision</tt> is 16. No default. - # * Oracle: <tt>:precision</tt> [1..38], <tt>:scale</tt> [-84..127]. - # Default is (38,0). - # * DB2: <tt>:precision</tt> [1..63], <tt>:scale</tt> [0..62]. - # Default unknown. - # * SqlServer?: <tt>:precision</tt> [1..38], <tt>:scale</tt> [0..38]. - # Default (38,0). - # # This method returns <tt>self</tt>. # # == Examples - # # Assuming +td+ is an instance of TableDefinition - # td.column(:granted, :boolean) - # # granted BOOLEAN - # - # td.column(:picture, :binary, limit: 2.megabytes) - # # => picture BLOB(2097152) # - # td.column(:sales_stage, :string, limit: 20, default: 'new', null: false) - # # => sales_stage VARCHAR(20) DEFAULT 'new' NOT NULL - # - # td.column(:bill_gates_money, :decimal, precision: 15, scale: 2) - # # => bill_gates_money DECIMAL(15,2) - # - # td.column(:sensor_reading, :decimal, precision: 30, scale: 20) - # # => sensor_reading DECIMAL(30,20) - # - # # While <tt>:scale</tt> defaults to zero on most databases, it - # # probably wouldn't hurt to include it. - # td.column(:huge_integer, :decimal, precision: 30) - # # => huge_integer DECIMAL(30) - # - # # Defines a column with a database-specific type. - # td.column(:foo, 'polygon') - # # => foo polygon + # # Assuming +td+ is an instance of TableDefinition + # td.column(:granted, :boolean, index: true) # # == Short-hand examples # - # Instead of calling +column+ directly, you can also work with the short-hand definitions for the default types. + # Instead of calling #column directly, you can also work with the short-hand definitions for the default types. # They use the type as the method name instead of as a parameter and allow for multiple columns to be defined # in a single statement. # @@ -337,7 +281,8 @@ module ActiveRecord # TableDefinition#references will add an appropriately-named _id column, plus a corresponding _type # column if the <tt>:polymorphic</tt> option is supplied. If <tt>:polymorphic</tt> is a hash of # options, these will be used when creating the <tt>_type</tt> column. The <tt>:index</tt> option - # will also create an index, similar to calling <tt>add_index</tt>. So what can be written like this: + # will also create an index, similar to calling {add_index}[rdoc-ref:ConnectionAdapters::SchemaStatements#add_index]. + # So what can be written like this: # # create_table :taggings do |t| # t.integer :tag_id, :tagger_id, :taggable_id @@ -369,6 +314,8 @@ module ActiveRecord self end + # remove the column +name+ from the table. + # remove_column(:account_id) def remove_column(name) @columns_hash.delete name.to_s end @@ -386,7 +333,7 @@ module ActiveRecord end # Appends <tt>:datetime</tt> columns <tt>:created_at</tt> and - # <tt>:updated_at</tt> to the table. See SchemaStatements#add_timestamps + # <tt>:updated_at</tt> to the table. See {connection.add_timestamps}[rdoc-ref:SchemaStatements#add_timestamps] # # t.timestamps null: false def timestamps(*args) @@ -403,7 +350,7 @@ module ActiveRecord # t.references(:user) # t.belongs_to(:supplier, foreign_key: true) # - # See SchemaStatements#add_reference for details of the options you can use. + # See {connection.add_reference}[rdoc-ref:SchemaStatements#add_reference] for details of the options you can use. def references(*args, **options) args.each do |col| ReferenceDefinition.new(col, **options).add_to(self) @@ -414,11 +361,8 @@ module ActiveRecord def new_column_definition(name, type, options) # :nodoc: type = aliased_types(type.to_s, type) column = create_column_definition name, type - limit = options.fetch(:limit) do - native[type][:limit] if native[type].is_a?(Hash) - end - column.limit = limit + column.limit = options[:limit] column.precision = options[:precision] column.scale = options[:scale] column.default = options[:default] @@ -436,10 +380,6 @@ module ActiveRecord ColumnDefinition.new name, type end - def native - @native - end - def aliased_types(name, fallback) 'timestamp' == name ? :datetime : fallback end @@ -475,7 +415,7 @@ module ActiveRecord end # Represents an SQL table in an abstract way for updating a table. - # Also see TableDefinition and SchemaStatements#create_table + # Also see TableDefinition and {connection.create_table}[rdoc-ref:SchemaStatements#create_table] # # Available transformations are: # @@ -532,7 +472,7 @@ module ActiveRecord # # t.string(:name) unless t.column_exists?(:name, :string) # - # See SchemaStatements#column_exists? + # See {connection.column_exists?}[rdoc-ref:SchemaStatements#column_exists?] def column_exists?(column_name, type = nil, options = {}) @base.column_exists?(name, column_name, type, options) end @@ -544,7 +484,7 @@ module ActiveRecord # t.index([:branch_id, :party_id], unique: true) # t.index([:branch_id, :party_id], unique: true, name: 'by_branch_party') # - # See SchemaStatements#add_index for details of the options you can use. + # See {connection.add_index}[rdoc-ref:SchemaStatements#add_index] for details of the options you can use. def index(column_name, options = {}) @base.add_index(name, column_name, options) end @@ -555,7 +495,7 @@ module ActiveRecord # t.index(:branch_id) # end # - # See SchemaStatements#index_exists? + # See {connection.index_exists?}[rdoc-ref:SchemaStatements#index_exists?] def index_exists?(column_name, options = {}) @base.index_exists?(name, column_name, options) end @@ -564,7 +504,7 @@ module ActiveRecord # # t.rename_index(:user_id, :account_id) # - # See SchemaStatements#rename_index + # See {connection.rename_index}[rdoc-ref:SchemaStatements#rename_index] def rename_index(index_name, new_index_name) @base.rename_index(name, index_name, new_index_name) end @@ -573,7 +513,7 @@ module ActiveRecord # # t.timestamps(null: false) # - # See SchemaStatements#add_timestamps + # See {connection.add_timestamps}[rdoc-ref:SchemaStatements#add_timestamps] def timestamps(options = {}) @base.add_timestamps(name, options) end @@ -592,10 +532,11 @@ module ActiveRecord # # t.change_default(:qualification, 'new') # t.change_default(:authorized, 1) + # t.change_default(:status, from: nil, to: "draft") # - # See SchemaStatements#change_column_default - def change_default(column_name, default) - @base.change_column_default(name, column_name, default) + # See {connection.change_column_default}[rdoc-ref:SchemaStatements#change_column_default] + def change_default(column_name, default_or_changes) + @base.change_column_default(name, column_name, default_or_changes) end # Removes the column(s) from the table definition. @@ -603,7 +544,7 @@ module ActiveRecord # t.remove(:qualification) # t.remove(:qualification, :experience) # - # See SchemaStatements#remove_columns + # See {connection.remove_columns}[rdoc-ref:SchemaStatements#remove_columns] def remove(*column_names) @base.remove_columns(name, *column_names) end @@ -614,7 +555,7 @@ module ActiveRecord # t.remove_index(column: [:branch_id, :party_id]) # t.remove_index(name: :by_branch_party) # - # See SchemaStatements#remove_index + # See {connection.remove_index}[rdoc-ref:SchemaStatements#remove_index] def remove_index(options = {}) @base.remove_index(name, options) end @@ -623,7 +564,7 @@ module ActiveRecord # # t.remove_timestamps # - # See SchemaStatements#remove_timestamps + # See {connection.remove_timestamps}[rdoc-ref:SchemaStatements#remove_timestamps] def remove_timestamps(options = {}) @base.remove_timestamps(name, options) end @@ -632,7 +573,7 @@ module ActiveRecord # # t.rename(:description, :name) # - # See SchemaStatements#rename_column + # See {connection.rename_column}[rdoc-ref:SchemaStatements#rename_column] def rename(column_name, new_column_name) @base.rename_column(name, column_name, new_column_name) end @@ -642,7 +583,7 @@ module ActiveRecord # t.references(:user) # t.belongs_to(:supplier, foreign_key: true) # - # See SchemaStatements#add_reference for details of the options you can use. + # See {connection.add_reference}[rdoc-ref:SchemaStatements#add_reference] for details of the options you can use. def references(*args) options = args.extract_options! args.each do |ref_name| @@ -656,7 +597,7 @@ module ActiveRecord # t.remove_references(:user) # t.remove_belongs_to(:supplier, polymorphic: true) # - # See SchemaStatements#remove_reference + # See {connection.remove_reference}[rdoc-ref:SchemaStatements#remove_reference] def remove_references(*args) options = args.extract_options! args.each do |ref_name| @@ -669,7 +610,7 @@ module ActiveRecord # # t.foreign_key(:authors) # - # See SchemaStatements#add_foreign_key + # See {connection.add_foreign_key}[rdoc-ref:SchemaStatements#add_foreign_key] def foreign_key(*args) # :nodoc: @base.add_foreign_key(name, *args) end @@ -678,15 +619,10 @@ module ActiveRecord # # t.foreign_key(:authors) unless t.foreign_key_exists?(:authors) # - # See SchemaStatements#foreign_key_exists? + # See {connection.foreign_key_exists?}[rdoc-ref:SchemaStatements#foreign_key_exists?] def foreign_key_exists?(*args) # :nodoc: @base.foreign_key_exists?(name, *args) end - - private - def native - @base.native_database_types - end end end end diff --git a/activerecord/lib/active_record/connection_adapters/abstract/schema_dumper.rb b/activerecord/lib/active_record/connection_adapters/abstract/schema_dumper.rb index b944a8631c..a95109fdae 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/schema_dumper.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/schema_dumper.rb @@ -18,9 +18,9 @@ module ActiveRecord spec.merge!(prepare_column_options(column).delete_if { |key, _| [:name, :type].include?(key) }) end - # This can be overridden on a Adapter level basis to support other + # This can be overridden on an Adapter level basis to support other # extended datatypes (Example: Adding an array option in the - # PostgreSQLAdapter) + # PostgreSQL::ColumnDumper) def prepare_column_options(column) spec = {} spec[:name] = column.name.inspect @@ -61,8 +61,8 @@ module ActiveRecord end def schema_limit(column) - limit = column.limit || native_database_types[column.type][:limit] - limit.inspect if limit + limit = column.limit + limit.inspect if limit && limit != native_database_types[column.type][:limit] end def schema_precision(column) @@ -76,11 +76,17 @@ module ActiveRecord def schema_default(column) type = lookup_cast_type_from_column(column) default = type.deserialize(column.default) - unless default.nil? + if default.nil? + schema_expression(column) + else type.type_cast_for_schema(default) end end + def schema_expression(column) + "-> { #{column.default_function.inspect} }" if column.default_function + end + def schema_collation(column) column.collation.inspect if column.collation end diff --git a/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb b/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb index ed19819d63..70868ebd03 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb @@ -23,6 +23,25 @@ module ActiveRecord table_name[0...table_alias_length].tr('.', '_') end + # Returns the relation names useable to back Active Record models. + # For most adapters this means all #tables and #views. + def data_sources + tables | views + end + + # Checks to see if the data source +name+ exists on the database. + # + # data_source_exists?(:ebooks) + # + def data_source_exists?(name) + data_sources.include?(name.to_s) + end + + # Returns an array of table names defined in the database. + def tables(name = nil) + raise NotImplementedError, "#tables is not implemented" + end + # Checks to see if the table +table_name+ exists on the database. # # table_exists?(:developers) @@ -31,6 +50,19 @@ module ActiveRecord tables.include?(table_name.to_s) end + # Returns an array of view names defined in the database. + def views + raise NotImplementedError, "#views is not implemented" + end + + # Checks to see if the view +view_name+ exists on the database. + # + # view_exists?(:ebooks) + # + def view_exists?(view_name) + views.include?(view_name.to_s) + end + # Returns an array of indexes for the given table. # def indexes(table_name, name = nil) end @@ -50,11 +82,10 @@ module ActiveRecord # def index_exists?(table_name, column_name, options = {}) column_names = Array(column_name).map(&:to_s) - index_name = options.key?(:name) ? options[:name].to_s : index_name(table_name, column: column_names) checks = [] - checks << lambda { |i| i.name == index_name } checks << lambda { |i| i.columns == column_names } checks << lambda { |i| i.unique } if options[:unique] + checks << lambda { |i| i.name == options[:name].to_s } if options[:name] indexes(table_name).any? { |i| checks.all? { |check| check[i] } } end @@ -88,10 +119,16 @@ module ActiveRecord (!options.key?(:null) || c.null == options[:null]) } end + # Returns just a table's primary key + def primary_key(table_name) + pks = primary_keys(table_name) + pks.first if pks.one? + end + # Creates a new table with the name +table_name+. +table_name+ may either # be a String or a Symbol. # - # There are two ways to work with +create_table+. You can use the block + # There are two ways to work with #create_table. You can use the block # form or the regular form, like this: # # === Block form @@ -123,7 +160,7 @@ module ActiveRecord # The +options+ hash can include the following keys: # [<tt>:id</tt>] # Whether to automatically add a primary key column. Defaults to true. - # Join tables for +has_and_belongs_to_many+ should set it to false. + # Join tables for {ActiveRecord::Base.has_and_belongs_to_many}[rdoc-ref:Associations::ClassMethods#has_and_belongs_to_many] should set it to false. # # A Symbol can be used to specify the type of the generated primary key column. # [<tt>:primary_key</tt>] @@ -131,7 +168,8 @@ module ActiveRecord # Defaults to +id+. If <tt>:id</tt> is false this option is ignored. # # Note that Active Record models will automatically detect their - # primary key. This can be avoided by using +self.primary_key=+ on the model + # primary key. This can be avoided by using + # {self.primary_key=}[rdoc-ref:AttributeMethods::PrimaryKey::ClassMethods#primary_key=] on the model # to define the key explicitly. # # [<tt>:options</tt>] @@ -153,7 +191,7 @@ module ActiveRecord # generates: # # CREATE TABLE suppliers ( - # id int(11) DEFAULT NULL auto_increment PRIMARY KEY + # id int auto_increment PRIMARY KEY # ) ENGINE=InnoDB DEFAULT CHARSET=utf8 # # ====== Rename the primary key column @@ -165,7 +203,7 @@ module ActiveRecord # generates: # # CREATE TABLE objects ( - # guid int(11) DEFAULT NULL auto_increment PRIMARY KEY, + # guid int auto_increment PRIMARY KEY, # name varchar(80) # ) # @@ -215,12 +253,16 @@ module ActiveRecord Base.get_primary_key table_name.to_s.singularize end - td.primary_key pk, options.fetch(:id, :primary_key), options + if pk.is_a?(Array) + td.primary_keys pk + else + td.primary_key pk, options.fetch(:id, :primary_key), options + end end yield td if block_given? - if options[:force] && table_exists?(table_name) + if options[:force] && data_source_exists?(table_name) drop_table(table_name, options) end @@ -232,10 +274,6 @@ module ActiveRecord end end - td.foreign_keys.each_pair do |other_table_name, foreign_key_options| - add_foreign_key(table_name, other_table_name, foreign_key_options) - end - result end @@ -258,7 +296,7 @@ module ActiveRecord # Set to true to drop the table before creating it. # Defaults to false. # - # Note that +create_join_table+ does not create any indices by default; you can use + # Note that #create_join_table does not create any indices by default; you can use # its block form to do so yourself: # # create_join_table :products, :categories do |t| @@ -293,11 +331,11 @@ module ActiveRecord end # Drops the join table specified by the given arguments. - # See +create_join_table+ for details. + # See #create_join_table for details. # # Although this command ignores the block if one is given, it can be helpful # to provide one in a migration's +change+ method so it can be reverted. - # In that case, the block will be used by create_join_table. + # In that case, the block will be used by #create_join_table. def drop_join_table(table_1, table_2, options = {}) join_table_name = find_join_table_name(table_1, table_2, options) drop_table(join_table_name) @@ -315,7 +353,7 @@ module ActiveRecord # [<tt>:bulk</tt>] # Set this to true to make this a bulk alter query, such as # - # ALTER TABLE `users` ADD COLUMN age INT(11), ADD COLUMN birthdate DATETIME ... + # ALTER TABLE `users` ADD COLUMN age INT, ADD COLUMN birthdate DATETIME ... # # Defaults to false. # @@ -402,17 +440,86 @@ module ActiveRecord # # Although this command ignores most +options+ and the block if one is given, # it can be helpful to provide these in a migration's +change+ method so it can be reverted. - # In that case, +options+ and the block will be used by create_table. + # In that case, +options+ and the block will be used by #create_table. def drop_table(table_name, options = {}) execute "DROP TABLE#{' IF EXISTS' if options[:if_exists]} #{quote_table_name(table_name)}" end - # Adds a new column to the named table. - # See TableDefinition#column for details of the options you can use. - # - # Note: Not all options will be available, generally this command should - # ignore most of them. In favor of doing a low-level call to simply - # create a column. + # Add a new +type+ column named +column_name+ to +table_name+. + # + # The +type+ parameter is normally one of the migrations native types, + # which is one of the following: + # <tt>:primary_key</tt>, <tt>:string</tt>, <tt>:text</tt>, + # <tt>:integer</tt>, <tt>:bigint</tt>, <tt>:float</tt>, <tt>:decimal</tt>, + # <tt>:datetime</tt>, <tt>:time</tt>, <tt>:date</tt>, + # <tt>:binary</tt>, <tt>:boolean</tt>. + # + # You may use a type not in this list as long as it is supported by your + # database (for example, "polygon" in MySQL), but this will not be database + # agnostic and should usually be avoided. + # + # Available options are (none of these exists by default): + # * <tt>:limit</tt> - + # Requests a maximum column length. This is number of characters for a <tt>:string</tt> column + # and number of bytes for <tt>:text</tt>, <tt>:binary</tt> and <tt>:integer</tt> columns. + # * <tt>:default</tt> - + # The column's default value. Use nil for NULL. + # * <tt>:null</tt> - + # Allows or disallows +NULL+ values in the column. This option could + # have been named <tt>:null_allowed</tt>. + # * <tt>:precision</tt> - + # Specifies the precision for a <tt>:decimal</tt> column. + # * <tt>:scale</tt> - + # Specifies the scale for a <tt>:decimal</tt> column. + # + # Note: The precision is the total number of significant digits + # and the scale is the number of digits that can be stored following + # the decimal point. For example, the number 123.45 has a precision of 5 + # and a scale of 2. A decimal with a precision of 5 and a scale of 2 can + # range from -999.99 to 999.99. + # + # Please be aware of different RDBMS implementations behavior with + # <tt>:decimal</tt> columns: + # * The SQL standard says the default scale should be 0, <tt>:scale</tt> <= + # <tt>:precision</tt>, and makes no comments about the requirements of + # <tt>:precision</tt>. + # * MySQL: <tt>:precision</tt> [1..63], <tt>:scale</tt> [0..30]. + # Default is (10,0). + # * PostgreSQL: <tt>:precision</tt> [1..infinity], + # <tt>:scale</tt> [0..infinity]. No default. + # * SQLite2: Any <tt>:precision</tt> and <tt>:scale</tt> may be used. + # Internal storage as strings. No default. + # * SQLite3: No restrictions on <tt>:precision</tt> and <tt>:scale</tt>, + # but the maximum supported <tt>:precision</tt> is 16. No default. + # * Oracle: <tt>:precision</tt> [1..38], <tt>:scale</tt> [-84..127]. + # Default is (38,0). + # * DB2: <tt>:precision</tt> [1..63], <tt>:scale</tt> [0..62]. + # Default unknown. + # * SqlServer?: <tt>:precision</tt> [1..38], <tt>:scale</tt> [0..38]. + # Default (38,0). + # + # == Examples + # + # add_column(:users, :picture, :binary, limit: 2.megabytes) + # # ALTER TABLE "users" ADD "picture" blob(2097152) + # + # add_column(:articles, :status, :string, limit: 20, default: 'draft', null: false) + # # ALTER TABLE "articles" ADD "status" varchar(20) DEFAULT 'draft' NOT NULL + # + # add_column(:answers, :bill_gates_money, :decimal, precision: 15, scale: 2) + # # ALTER TABLE "answers" ADD "bill_gates_money" decimal(15,2) + # + # add_column(:measurements, :sensor_reading, :decimal, precision: 30, scale: 20) + # # ALTER TABLE "measurements" ADD "sensor_reading" decimal(30,20) + # + # # While :scale defaults to zero on most databases, it + # # probably wouldn't hurt to include it. + # add_column(:measurements, :huge_integer, :decimal, precision: 30) + # # ALTER TABLE "measurements" ADD "huge_integer" decimal(30) + # + # # Defines a column with a database-specific type. + # add_column(:shapes, :triangle, 'polygon') + # # ALTER TABLE "shapes" ADD "triangle" polygon def add_column(table_name, column_name, type, options = {}) at = create_alter_table table_name at.add_column(column_name, type, options) @@ -460,11 +567,16 @@ module ActiveRecord # # change_column_default(:users, :email, nil) # - def change_column_default(table_name, column_name, default) + # Passing a hash containing +:from+ and +:to+ will make this change + # reversible in migration: + # + # change_column_default(:posts, :state, from: nil, to: "draft") + # + def change_column_default(table_name, column_name, default_or_changes) raise NotImplementedError, "change_column_default is not implemented" end - # Sets or removes a +NOT NULL+ constraint on a column. The +null+ flag + # Sets or removes a <tt>NOT NULL</tt> constraint on a column. The +null+ flag # indicates whether the value can be +NULL+. For example # # change_column_null(:users, :nickname, false) @@ -476,7 +588,7 @@ module ActiveRecord # allows them to be +NULL+ (drops the constraint). # # The method accepts an optional fourth argument to replace existing - # +NULL+s with some other value. Use that one when enabling the + # <tt>NULL</tt>s with some other value. Use that one when enabling the # constraint if needed, since otherwise those rows would not be valid. # # Please note the fourth argument does not set a column's default. @@ -530,6 +642,8 @@ module ActiveRecord # # CREATE INDEX by_name ON accounts(name(10)) # + # ====== Creating an index with specific key lengths for multiple keys + # # add_index(:accounts, [:name, :surname], name: 'by_name_surname', length: {name: 10, surname: 15}) # # generates: @@ -585,15 +699,15 @@ module ActiveRecord # Removes the given index from the table. # - # Removes the +index_accounts_on_column+ in the +accounts+ table. + # Removes the index on +branch_id+ in the +accounts+ table if exactly one such index exists. # - # remove_index :accounts, :column + # remove_index :accounts, :branch_id # - # Removes the index named +index_accounts_on_branch_id+ in the +accounts+ table. + # Removes the index on +branch_id+ in the +accounts+ table if exactly one such index exists. # # remove_index :accounts, column: :branch_id # - # Removes the index named +index_accounts_on_branch_id_and_party_id+ in the +accounts+ table. + # Removes the index on +branch_id+ and +party_id+ in the +accounts+ table if exactly one such index exists. # # remove_index :accounts, column: [:branch_id, :party_id] # @@ -602,10 +716,7 @@ module ActiveRecord # remove_index :accounts, name: :by_branch_party # def remove_index(table_name, options = {}) - remove_index!(table_name, index_name_for_remove(table_name, options)) - end - - def remove_index!(table_name, index_name) #:nodoc: + index_name = index_name_for_remove(table_name, options) execute "DROP INDEX #{quote_column_name(index_name)} ON #{quote_table_name(table_name)}" end @@ -652,7 +763,7 @@ module ActiveRecord # Adds a reference. The reference column is an integer by default, # the <tt>:type</tt> option can be used to specify a different type. # Optionally adds a +_type+ column, if <tt>:polymorphic</tt> option is provided. - # <tt>add_reference</tt> and <tt>add_belongs_to</tt> are acceptable. + # #add_reference and #add_belongs_to are acceptable. # # The +options+ hash can include the following keys: # [<tt>:type</tt>] @@ -660,9 +771,11 @@ module ActiveRecord # [<tt>:index</tt>] # Add an appropriate index. Defaults to false. # [<tt>:foreign_key</tt>] - # Add an appropriate foreign key. Defaults to false. + # Add an appropriate foreign key constraint. Defaults to false. # [<tt>:polymorphic</tt>] - # Wether an additional +_type+ column should be added. Defaults to false. + # Whether an additional +_type+ column should be added. Defaults to false. + # [<tt>:null</tt>] + # Whether the column allows nulls. Defaults to true. # # ====== Create a user_id integer column # @@ -680,13 +793,17 @@ module ActiveRecord # # add_reference(:products, :supplier, foreign_key: true) # + # ====== Create a supplier_id column and a foreign key to the firms table + # + # add_reference(:products, :supplier, foreign_key: {to_table: :firms}) + # def add_reference(table_name, *args) ReferenceDefinition.new(*args).add_to(update_table_definition(table_name, self)) end alias :add_belongs_to :add_reference # Removes the reference(s). Also removes a +type+ column if one exists. - # <tt>remove_reference</tt> and <tt>remove_belongs_to</tt> are acceptable. + # #remove_reference and #remove_belongs_to are acceptable. # # ====== Remove the reference # @@ -712,7 +829,7 @@ module ActiveRecord alias :remove_belongs_to :remove_reference # Returns an array of foreign keys for the given table. - # The foreign keys are represented as +ForeignKeyDefinition+ objects. + # The foreign keys are represented as ForeignKeyDefinition objects. def foreign_keys(table_name) raise NotImplementedError, "foreign_keys is not implemented" end @@ -756,28 +873,23 @@ module ActiveRecord # [<tt>:name</tt>] # The constraint name. Defaults to <tt>fk_rails_<identifier></tt>. # [<tt>:on_delete</tt>] - # Action that happens <tt>ON DELETE</tt>. Valid values are +:nullify+, +:cascade:+ and +:restrict+ + # Action that happens <tt>ON DELETE</tt>. Valid values are +:nullify+, +:cascade+ and +:restrict+ # [<tt>:on_update</tt>] - # Action that happens <tt>ON UPDATE</tt>. Valid values are +:nullify+, +:cascade:+ and +:restrict+ + # Action that happens <tt>ON UPDATE</tt>. Valid values are +:nullify+, +:cascade+ and +:restrict+ def add_foreign_key(from_table, to_table, options = {}) return unless supports_foreign_keys? - options[:column] ||= foreign_key_column_for(to_table) - - options = { - column: options[:column], - primary_key: options[:primary_key], - name: foreign_key_name(from_table, options), - on_delete: options[:on_delete], - on_update: options[:on_update] - } + options = foreign_key_options(from_table, to_table, options) at = create_alter_table from_table at.add_foreign_key to_table, options execute schema_creation.accept(at) end - # Removes the given foreign key from the table. + # Removes the given foreign key from the table. Any option parameters provided + # will be used to re-add the foreign key in case of a migration rollback. + # It is recommended that you provide any options used when creating the foreign + # key so that the migration can be reverted properly. # # Removes the foreign key on +accounts.branch_id+. # @@ -791,6 +903,7 @@ module ActiveRecord # # remove_foreign_key :accounts, name: :special_fk_name # + # The +options+ hash accepts the same keys as SchemaStatements#add_foreign_key. def remove_foreign_key(from_table, options_or_to_table = {}) return unless supports_foreign_keys? @@ -828,7 +941,17 @@ module ActiveRecord end def foreign_key_column_for(table_name) # :nodoc: - "#{table_name.to_s.singularize}_id" + prefix = Base.table_name_prefix + suffix = Base.table_name_suffix + name = table_name.to_s =~ /#{prefix}(.+)#{suffix}/ ? $1 : table_name.to_s + "#{name.singularize}_id" + end + + def foreign_key_options(from_table, to_table, options) # :nodoc: + options = options.dup + options[:column] ||= foreign_key_column_for(to_table) + options[:name] ||= foreign_key_name(from_table, options) + options end def dump_schema_information #:nodoc: @@ -845,7 +968,11 @@ module ActiveRecord ActiveRecord::SchemaMigration.create_table end - def assume_migrated_upto_version(version, migrations_paths = ActiveRecord::Migrator.migrations_paths) + def initialize_internal_metadata_table + ActiveRecord::InternalMetadata.create_table + end + + def assume_migrated_upto_version(version, migrations_paths) migrations_paths = Array(migrations_paths) version = version.to_i sm_table = quote_table_name(ActiveRecord::Migrator.schema_migrations_table_name) @@ -905,11 +1032,12 @@ module ActiveRecord end # Given a set of columns and an ORDER BY clause, returns the columns for a SELECT DISTINCT. - # Both PostgreSQL and Oracle overrides this for custom DISTINCT syntax - they + # PostgreSQL, MySQL, and Oracle overrides this for custom DISTINCT syntax - they # require the order columns appear in the SELECT. # # columns_for_distinct("posts.id", ["posts.created_at desc"]) - def columns_for_distinct(columns, orders) #:nodoc: + # + def columns_for_distinct(columns, orders) # :nodoc: columns end @@ -964,7 +1092,7 @@ module ActiveRecord if index_name.length > max_index_length raise ArgumentError, "Index name '#{index_name}' on table '#{table_name}' is too long; the limit is #{max_index_length} characters" end - if table_exists?(table_name) && index_name_exists?(table_name, index_name, false) + if data_source_exists?(table_name) && index_name_exists?(table_name, index_name, false) raise ArgumentError, "Index name '#{index_name}' on table '#{table_name}' already exists" end index_columns = quoted_columns_for_index(column_names, options).join(", ") @@ -972,6 +1100,10 @@ module ActiveRecord [index_name, index_type, index_columns, index_options, algorithm, using] end + def options_include_default?(options) + options.include?(:default) && !(options[:null] == false && options[:default].nil?) + end + protected def add_index_sort_order(option_strings, column_names, options = {}) if options.is_a?(Hash) && order = options[:order] @@ -998,26 +1130,36 @@ module ActiveRecord column_names.map {|name| quote_column_name(name) + option_strings[name]} end - def options_include_default?(options) - options.include?(:default) && !(options[:null] == false && options[:default].nil?) - end - def index_name_for_remove(table_name, options = {}) - index_name = index_name(table_name, options) + # if the adapter doesn't support the indexes call the best we can do + # is return the default index name for the options provided + return index_name(table_name, options) unless respond_to?(:indexes) - unless index_name_exists?(table_name, index_name, true) - if options.is_a?(Hash) && options.has_key?(:name) - options_without_column = options.dup - options_without_column.delete :column - index_name_without_column = index_name(table_name, options_without_column) + checks = [] - return index_name_without_column if index_name_exists?(table_name, index_name_without_column, false) - end + if options.is_a?(Hash) + checks << lambda { |i| i.name == options[:name].to_s } if options.has_key?(:name) + column_names = Array(options[:column]).map(&:to_s) + else + column_names = Array(options).map(&:to_s) + end - raise ArgumentError, "Index name '#{index_name}' on table '#{table_name}' does not exist" + if column_names.any? + checks << lambda { |i| i.columns.join('_and_') == column_names.join('_and_') } end - index_name + raise ArgumentError "No name or columns specified" if checks.none? + + matching_indexes = indexes(table_name).select { |i| checks.all? { |check| check[i] } } + + if matching_indexes.count > 1 + raise ArgumentError, "Multiple indexes found on #{table_name} columns #{column_names}. " \ + "Specify an index name from #{matching_indexes.map(&:name).join(', ')}" + elsif matching_indexes.none? + raise ArgumentError, "No indexes found on #{table_name} with the options provided." + else + matching_indexes.first.name + end end def rename_table_indexes(table_name, new_name) @@ -1044,7 +1186,7 @@ module ActiveRecord private def create_table_definition(name, temporary = false, options = nil, as = nil) - TableDefinition.new native_database_types, name, temporary, options, as + TableDefinition.new(name, temporary, options, as) end def create_alter_table(name) @@ -1064,6 +1206,14 @@ module ActiveRecord raise ArgumentError, "Index name '#{new_name}' on table '#{table_name}' is too long; the limit is #{allowed_index_name_length} characters" end end + + def extract_new_default_value(default_or_changes) + if default_or_changes.is_a?(Hash) && default_or_changes.has_key?(:from) && default_or_changes.has_key?(:to) + default_or_changes[:to] + else + default_or_changes + end + end end end end diff --git a/activerecord/lib/active_record/connection_adapters/abstract/transaction.rb b/activerecord/lib/active_record/connection_adapters/abstract/transaction.rb index 295a7bed87..14d04a6388 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/transaction.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/transaction.rb @@ -33,6 +33,7 @@ module ActiveRecord class NullTransaction #:nodoc: def initialize; end + def state; end def closed?; true; end def open?; false; end def joinable?; false; end diff --git a/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb b/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb index 6d3a21a3dc..d9b42d4283 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb @@ -1,5 +1,6 @@ require 'active_record/type' require 'active_support/core_ext/benchmark' +require 'active_record/connection_adapters/determine_if_preparable_visitor' require 'active_record/connection_adapters/schema_cache' require 'active_record/connection_adapters/sql_type_metadata' require 'active_record/connection_adapters/abstract/schema_dumper' @@ -22,6 +23,7 @@ module ActiveRecord autoload :TableDefinition autoload :Table autoload :AlterTable + autoload :ReferenceDefinition end autoload_at 'active_record/connection_adapters/abstract/connection_pool' do @@ -51,15 +53,15 @@ module ActiveRecord # related classes form the abstraction layer which makes this possible. # An AbstractAdapter represents a connection to a database, and provides an # abstract interface for database-specific functionality such as establishing - # a connection, escaping values, building the right SQL fragments for ':offset' - # and ':limit' options, etc. + # a connection, escaping values, building the right SQL fragments for +:offset+ + # and +:limit+ options, etc. # # All the concrete database adapters follow the interface laid down in this class. - # ActiveRecord::Base.connection returns an AbstractAdapter object, which + # {ActiveRecord::Base.connection}[rdoc-ref:ConnectionHandling#connection] returns an AbstractAdapter object, which # you can use. # # Most of the methods in the adapter are useful during migrations. Most - # notably, the instance methods provided by SchemaStatement are very useful. + # notably, the instance methods provided by SchemaStatements are very useful. class AbstractAdapter ADAPTER_NAME = 'Abstract'.freeze include Quoting, DatabaseStatements, SchemaStatements @@ -94,19 +96,32 @@ module ActiveRecord attr_reader :prepared_statements - def initialize(connection, logger = nil, pool = nil) #:nodoc: + def initialize(connection, logger = nil, config = {}) # :nodoc: super() @connection = connection @owner = nil @instrumenter = ActiveSupport::Notifications.instrumenter @logger = logger - @pool = pool + @config = config + @pool = nil @schema_cache = SchemaCache.new self @visitor = nil @prepared_statements = false end + class Version + include Comparable + + def initialize(version_string) + @version = version_string.split('.').map(&:to_i) + end + + def <=>(version_string) + @version <=> version_string.split('.').map(&:to_i) + end + end + class BindCollector < Arel::Collectors::Bind def compile(bvs, conn) casted_binds = conn.prepare_binds_for_database(bvs) @@ -201,6 +216,11 @@ module ActiveRecord false end + # Does this adapter support application-enforced advisory locking? + def supports_advisory_locks? + false + end + # Should primary key values be selected from their corresponding # sequence before the insert statement? If true, next_sequence_value # is called before each insert to set the record's primary key. @@ -254,6 +274,11 @@ module ActiveRecord false end + # Does this adapter support json data type? + def supports_json? + false + end + # This is meant to be implemented by the adapters that support extensions def disable_extension(name) end @@ -262,6 +287,20 @@ module ActiveRecord def enable_extension(name) end + # This is meant to be implemented by the adapters that support advisory + # locks + # + # Return true if we got the lock, otherwise false + def get_advisory_lock(lock_id) # :nodoc: + end + + # This is meant to be implemented by the adapters that support advisory + # locks. + # + # Return true if we released the lock, otherwise false + def release_advisory_lock(lock_id) # :nodoc: + end + # A list of extensions, to be filled in by adapters that support them. def extensions [] @@ -272,12 +311,6 @@ module ActiveRecord {} end - # Returns a bind substitution value given a bind +column+ - # NOTE: The column param is currently being used by the sqlserver-adapter - def substitute_at(column, _unused = 0) - Arel::Nodes::BindParam.new - end - # REFERENTIAL INTEGRITY ==================================== # Override to turn off referential integrity while executing <tt>&block</tt>. @@ -331,14 +364,14 @@ module ActiveRecord end # Checks whether the connection to the database is still active (i.e. not stale). - # This is done under the hood by calling <tt>active?</tt>. If the connection + # This is done under the hood by calling #active?. If the connection # is no longer active, then this method will reconnect to the database. def verify!(*ignored) reconnect! unless active? end # Provides access to the underlying database driver for this adapter. For - # example, this method returns a Mysql object in case of MysqlAdapter, + # example, this method returns a Mysql2::Client object in case of Mysql2Adapter, # and a PGconn object in case of PostgreSQLAdapter. # # This is useful for when you need to call a proprietary method such as @@ -353,19 +386,17 @@ module ActiveRecord def release_savepoint(name = nil) end - def case_sensitive_modifier(node, table_attribute) - node - end - def case_sensitive_comparison(table, attribute, column, value) - table_attr = table[attribute] - value = case_sensitive_modifier(value, table_attr) unless value.nil? - table_attr.eq(value) + if value.nil? + table[attribute].eq(value) + else + table[attribute].eq(Arel::Nodes::BindParam.new) + end end def case_insensitive_comparison(table, attribute, column, value) if can_perform_case_insensitive_comparison_for?(column) - table[attribute].lower.eq(table.lower(value)) + table[attribute].lower.eq(table.lower(Arel::Nodes::BindParam.new)) else case_sensitive_comparison(table, attribute, column, value) end @@ -501,7 +532,7 @@ module ActiveRecord def translate_exception(exception, message) # override in derived class - ActiveRecord::StatementInvalid.new(message, exception) + ActiveRecord::StatementInvalid.new(message) end def without_prepared_statement?(binds) diff --git a/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb b/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb index c3206c6045..3e84786be0 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb @@ -1,235 +1,33 @@ +require 'active_record/connection_adapters/abstract_adapter' +require 'active_record/connection_adapters/mysql/column' +require 'active_record/connection_adapters/mysql/schema_creation' +require 'active_record/connection_adapters/mysql/schema_definitions' +require 'active_record/connection_adapters/mysql/schema_dumper' +require 'active_record/connection_adapters/mysql/type_metadata' + require 'active_support/core_ext/string/strip' module ActiveRecord module ConnectionAdapters class AbstractMysqlAdapter < AbstractAdapter + include MySQL::ColumnDumper include Savepoints - module ColumnMethods - def primary_key(name, type = :primary_key, **options) - options[:auto_increment] = true if type == :bigint - super - end - end - - class ColumnDefinition < ActiveRecord::ConnectionAdapters::ColumnDefinition - attr_accessor :charset - end - - class TableDefinition < ActiveRecord::ConnectionAdapters::TableDefinition - include ColumnMethods - - def new_column_definition(name, type, options) # :nodoc: - column = super - case column.type - when :primary_key - column.type = :integer - column.auto_increment = true - end - column.charset = options[:charset] - column - end - - private - - def create_column_definition(name, type) - ColumnDefinition.new(name, type) - end - end - - class Table < ActiveRecord::ConnectionAdapters::Table - include ColumnMethods - end - - class SchemaCreation < AbstractAdapter::SchemaCreation - private - - def visit_DropForeignKey(name) - "DROP FOREIGN KEY #{name}" - end - - def visit_TableDefinition(o) - name = o.name - create_sql = "CREATE#{' TEMPORARY' if o.temporary} TABLE #{quote_table_name(name)} " - - statements = o.columns.map { |c| accept c } - statements.concat(o.indexes.map { |column_name, options| index_in_create(name, column_name, options) }) - - create_sql << "(#{statements.join(', ')}) " if statements.present? - create_sql << "#{o.options}" - create_sql << " AS #{@conn.to_sql(o.as)}" if o.as - create_sql - end - - def visit_AddColumnDefinition(o) - add_column_position!(super, column_options(o.column)) - end - - def visit_ChangeColumnDefinition(o) - change_column_sql = "CHANGE #{quote_column_name(o.name)} #{accept(o.column)}" - add_column_position!(change_column_sql, column_options(o.column)) - end - - def column_options(o) - column_options = super - column_options[:charset] = o.charset - column_options - end - - def add_column_options!(sql, options) - if options[:charset] - sql << " CHARACTER SET #{options[:charset]}" - end - if options[:collation] - sql << " COLLATE #{options[:collation]}" - end - super - end - - def add_column_position!(sql, options) - if options[:first] - sql << " FIRST" - elsif options[:after] - sql << " AFTER #{quote_column_name(options[:after])}" - end - sql - end - - def index_in_create(table_name, column_name, options) - index_name, index_type, index_columns, _, _, index_using = @conn.add_index_options(table_name, column_name, options) - "#{index_type} INDEX #{quote_column_name(index_name)} #{index_using} (#{index_columns}) " - end - end - def update_table_definition(table_name, base) # :nodoc: - Table.new(table_name, base) + MySQL::Table.new(table_name, base) end def schema_creation - SchemaCreation.new self - end - - def column_spec_for_primary_key(column) - spec = {} - if column.auto_increment? - spec[:id] = ':bigint' if column.bigint? - return if spec.empty? - else - spec[:id] = column.type.inspect - spec.merge!(prepare_column_options(column).delete_if { |key, _| [:name, :type, :null].include?(key) }) - end - spec - end - - private - - def schema_limit(column) - super unless column.type == :boolean - end - - def schema_precision(column) - super unless /time/ === column.sql_type && column.precision == 0 - end - - def schema_collation(column) - if column.collation && table_name = column.instance_variable_get(:@table_name) - @collation_cache ||= {} - @collation_cache[table_name] ||= select_one("SHOW TABLE STATUS LIKE '#{table_name}'")["Collation"] - column.collation.inspect if column.collation != @collation_cache[table_name] - end - end - - public - - class Column < ConnectionAdapters::Column # :nodoc: - delegate :strict, :extra, to: :sql_type_metadata, allow_nil: true - - def initialize(*) - super - assert_valid_default(default) - extract_default - end - - def extract_default - if blob_or_text_column? - @default = null || strict ? nil : '' - elsif missing_default_forged_as_empty_string?(default) - @default = nil - end - end - - def has_default? - return false if blob_or_text_column? # MySQL forbids defaults on blob and text columns - super - end - - def blob_or_text_column? - sql_type =~ /blob/i || type == :text - end - - def case_sensitive? - collation && !collation.match(/_ci$/) - end - - def auto_increment? - extra == 'auto_increment' - end - - private - - # MySQL misreports NOT NULL column default when none is given. - # We can't detect this for columns which may have a legitimate '' - # default (string) but we can for others (integer, datetime, boolean, - # and the rest). - # - # Test whether the column has default '', is not null, and is not - # a type allowing default ''. - def missing_default_forged_as_empty_string?(default) - type != :string && !null && default == '' - end - - def assert_valid_default(default) - if blob_or_text_column? && default.present? - raise ArgumentError, "#{type} columns cannot have a default value: #{default.inspect}" - end - end - end - - class MysqlTypeMetadata < DelegateClass(SqlTypeMetadata) # :nodoc: - attr_reader :extra, :strict - - def initialize(type_metadata, extra: "", strict: false) - super(type_metadata) - @type_metadata = type_metadata - @extra = extra - @strict = strict - end - - def ==(other) - other.is_a?(MysqlTypeMetadata) && - attributes_for_hash == other.attributes_for_hash - end - alias eql? == - - def hash - attributes_for_hash.hash - end - - protected - - def attributes_for_hash - [self.class, @type_metadata, extra, strict] - end + MySQL::SchemaCreation.new(self) end ## # :singleton-method: - # By default, the MysqlAdapter will consider all columns of type <tt>tinyint(1)</tt> - # as boolean. If you wish to disable this emulation (which was the default - # behavior in versions 0.13.1 and earlier) you can add the following line + # By default, the Mysql2Adapter will consider all columns of type <tt>tinyint(1)</tt> + # as boolean. If you wish to disable this emulation you can add the following line # to your application.rb file: # - # ActiveRecord::ConnectionAdapters::Mysql[2]Adapter.emulate_booleans = false + # ActiveRecord::ConnectionAdapters::Mysql2Adapter.emulate_booleans = false class_attribute :emulate_booleans self.emulate_booleans = true @@ -242,17 +40,18 @@ module ActiveRecord QUOTED_TRUE, QUOTED_FALSE = '1', '0' NATIVE_DATABASE_TYPES = { - :primary_key => "int(11) auto_increment PRIMARY KEY", - :string => { :name => "varchar", :limit => 255 }, - :text => { :name => "text" }, - :integer => { :name => "int", :limit => 4 }, - :float => { :name => "float" }, - :decimal => { :name => "decimal" }, - :datetime => { :name => "datetime" }, - :time => { :name => "time" }, - :date => { :name => "date" }, - :binary => { :name => "blob" }, - :boolean => { :name => "tinyint", :limit => 1 } + primary_key: "int auto_increment PRIMARY KEY", + string: { name: "varchar", limit: 255 }, + text: { name: "text" }, + integer: { name: "int", limit: 4 }, + float: { name: "float" }, + decimal: { name: "decimal" }, + datetime: { name: "datetime" }, + time: { name: "time" }, + date: { name: "date" }, + binary: { name: "blob" }, + boolean: { name: "tinyint", limit: 1 }, + json: { name: "json" }, } INDEX_TYPES = [:fulltext, :spatial] @@ -260,14 +59,14 @@ module ActiveRecord # FIXME: Make the first parameter more similar for the two adapters def initialize(connection, logger, connection_options, config) - super(connection, logger) - @connection_options, @config = connection_options, config + super(connection, logger, config) @quoted_column_names, @quoted_table_names = {}, {} @visitor = Arel::Visitors::MySQL.new self if self.class.type_cast_config_to_boolean(config.fetch(:prepared_statements) { true }) @prepared_statements = true + @visitor.extend(DetermineIfPreparableVisitor) else @prepared_statements = false end @@ -283,6 +82,10 @@ module ActiveRecord end end + def version + @version ||= Version.new(full_version.match(/^\d+\.\d+\.\d+/)[0]) + end + # Returns true, since this connection adapter supports migrations. def supports_migrations? true @@ -307,7 +110,11 @@ module ActiveRecord # # http://bugs.mysql.com/bug.php?id=39170 def supports_transaction_isolation? - version[0] >= 5 + version >= '5.0.0' + end + + def supports_explain? + true end def supports_indexes_in_create? @@ -319,11 +126,25 @@ module ActiveRecord end def supports_views? - version[0] >= 5 + version >= '5.0.0' end def supports_datetime_with_precision? - (version[0] == 5 && version[1] >= 6) || version[0] >= 6 + version >= '5.6.4' + end + + # 5.0.0 definitely supports it, possibly supported by earlier versions but + # not sure + def supports_advisory_locks? + version >= '5.0.0' + end + + def get_advisory_lock(lock_name, timeout = 0) # :nodoc: + select_value("SELECT GET_LOCK('#{lock_name}', #{timeout});").to_s == '1' + end + + def release_advisory_lock(lock_name) # :nodoc: + select_value("SELECT RELEASE_LOCK('#{lock_name}')").to_s == '1' end def native_database_types @@ -343,7 +164,7 @@ module ActiveRecord end def new_column(field, default, sql_type_metadata = nil, null = true, default_function = nil, collation = nil) # :nodoc: - Column.new(field, default, sql_type_metadata, null, default_function, collation) + MySQL::Column.new(field, default, sql_type_metadata, null, default_function, collation) end # Must return the MySQL error number from the exception, if the exception has an @@ -386,6 +207,14 @@ module ActiveRecord 0 end + def quoted_date(value) + if supports_datetime_with_precision? + super + else + super.sub(/\.\d{6}\z/, '') + end + end + # REFERENTIAL INTEGRITY ==================================== def disable_referential_integrity #:nodoc: @@ -403,6 +232,80 @@ module ActiveRecord # DATABASE STATEMENTS ====================================== #++ + def explain(arel, binds = []) + sql = "EXPLAIN #{to_sql(arel, binds)}" + start = Time.now + result = exec_query(sql, 'EXPLAIN', binds) + elapsed = Time.now - start + + ExplainPrettyPrinter.new.pp(result, elapsed) + end + + class ExplainPrettyPrinter # :nodoc: + # Pretty prints the result of an EXPLAIN in a way that resembles the output of the + # MySQL shell: + # + # +----+-------------+-------+-------+---------------+---------+---------+-------+------+-------------+ + # | id | select_type | table | type | possible_keys | key | key_len | ref | rows | Extra | + # +----+-------------+-------+-------+---------------+---------+---------+-------+------+-------------+ + # | 1 | SIMPLE | users | const | PRIMARY | PRIMARY | 4 | const | 1 | | + # | 1 | SIMPLE | posts | ALL | NULL | NULL | NULL | NULL | 1 | Using where | + # +----+-------------+-------+-------+---------------+---------+---------+-------+------+-------------+ + # 2 rows in set (0.00 sec) + # + # This is an exercise in Ruby hyperrealism :). + def pp(result, elapsed) + widths = compute_column_widths(result) + separator = build_separator(widths) + + pp = [] + + pp << separator + pp << build_cells(result.columns, widths) + pp << separator + + result.rows.each do |row| + pp << build_cells(row, widths) + end + + pp << separator + pp << build_footer(result.rows.length, elapsed) + + pp.join("\n") + "\n" + end + + private + + def compute_column_widths(result) + [].tap do |widths| + result.columns.each_with_index do |column, i| + cells_in_column = [column] + result.rows.map {|r| r[i].nil? ? 'NULL' : r[i].to_s} + widths << cells_in_column.map(&:length).max + end + end + end + + def build_separator(widths) + padding = 1 + '+' + widths.map {|w| '-' * (w + (padding*2))}.join('+') + '+' + end + + def build_cells(items, widths) + cells = [] + items.each_with_index do |item, i| + item = 'NULL' if item.nil? + justifier = item.is_a?(Numeric) ? 'rjust' : 'ljust' + cells << item.to_s.send(justifier, widths[i]) + end + '| ' + cells.join(' | ') + ' |' + end + + def build_footer(nrows, elapsed) + rows_label = nrows == 1 ? 'row' : 'rows' + "#{nrows} #{rows_label} in set (%.2f sec)" % elapsed + end + end + def clear_cache! super reload_type_map @@ -413,18 +316,13 @@ module ActiveRecord log(sql, name) { @connection.query(sql) } end - # MysqlAdapter has to free a result after using it, so we use this method to write - # stuff in an abstract way without concerning ourselves about whether it needs to be - # explicitly freed or not. - def execute_and_free(sql, name = nil) #:nodoc: + # Mysql2Adapter doesn't have to free a result after using it, but we use this method + # to write stuff in an abstract way without concerning ourselves about whether it + # needs to be explicitly freed or not. + def execute_and_free(sql, name = nil) # :nodoc: yield execute(sql, name) end - def update_sql(sql, name = nil) #:nodoc: - super - @connection.affected_rows - end - def begin_db_transaction execute "BEGIN" end @@ -445,7 +343,7 @@ module ActiveRecord # In the simple case, MySQL allows us to place JOINs directly into the UPDATE # query. However, this does not allow for LIMIT, OFFSET and ORDER. To support # these, we must use a subquery. - def join_to_update(update, select) #:nodoc: + def join_to_update(update, select, key) # :nodoc: if select.limit || select.offset || select.orders.any? super else @@ -506,33 +404,70 @@ module ActiveRecord show_variable 'collation_database' end - def tables(name = nil, database = nil, like = nil) #:nodoc: - sql = "SHOW TABLES " - sql << "IN #{quote_table_name(database)} " if database - sql << "LIKE #{quote(like)}" if like + def tables(name = nil) # :nodoc: + ActiveSupport::Deprecation.warn(<<-MSG.squish) + #tables currently returns both tables and views. + This behavior is deprecated and will be changed with Rails 5.1 to only return tables. + Use #data_sources instead. + MSG - execute_and_free(sql, 'SCHEMA') do |result| - result.collect(&:first) + if name + ActiveSupport::Deprecation.warn(<<-MSG.squish) + Passing arguments to #tables is deprecated without replacement. + MSG end + + data_sources + end + + def data_sources + sql = "SELECT table_name FROM information_schema.tables " + sql << "WHERE table_schema = #{quote(@config[:database])}" + + select_values(sql, 'SCHEMA') end def truncate(table_name, name = nil) execute "TRUNCATE TABLE #{quote_table_name(table_name)}", name end - def table_exists?(name) - return false unless name.present? - return true if tables(nil, nil, name).any? + def table_exists?(table_name) + # Update lib/active_record/internal_metadata.rb when this gets removed + ActiveSupport::Deprecation.warn(<<-MSG.squish) + #table_exists? currently checks both tables and views. + This behavior is deprecated and will be changed with Rails 5.1 to only check tables. + Use #data_source_exists? instead. + MSG - name = name.to_s - schema, table = name.split('.', 2) + data_source_exists?(table_name) + end - unless table # A table was provided without a schema - table = schema - schema = nil - end + def data_source_exists?(table_name) + return false unless table_name.present? - tables(nil, schema, table).any? + schema, name = table_name.to_s.split('.', 2) + schema, name = @config[:database], schema unless name # A table was provided without a schema + + sql = "SELECT table_name FROM information_schema.tables " + sql << "WHERE table_schema = #{quote(schema)} AND table_name = #{quote(name)}" + + select_values(sql, 'SCHEMA').any? + end + + def views # :nodoc: + select_values("SHOW FULL TABLES WHERE table_type = 'VIEW'", 'SCHEMA') + end + + def view_exists?(view_name) # :nodoc: + return false unless view_name.present? + + schema, name = view_name.to_s.split('.', 2) + schema, name = @config[:database], schema unless name # A view was provided without a schema + + sql = "SELECT table_name FROM information_schema.tables WHERE table_type = 'VIEW'" + sql << " AND table_schema = #{quote(schema)} AND table_name = #{quote(name)}" + + select_values(sql, 'SCHEMA').any? end # Returns an array of indexes for the given table. @@ -560,14 +495,16 @@ module ActiveRecord end # Returns an array of +Column+ objects for the table specified by +table_name+. - def columns(table_name)#:nodoc: + def columns(table_name) # :nodoc: sql = "SHOW FULL FIELDS FROM #{quote_table_name(table_name)}" execute_and_free(sql, 'SCHEMA') do |result| each_hash(result).map do |field| - field_name = set_field_encoding(field[:Field]) - sql_type = field[:Type] - type_metadata = fetch_type_metadata(sql_type, field[:Extra]) - new_column(field_name, field[:Default], type_metadata, field[:Null] == "YES", nil, field[:Collation]) + type_metadata = fetch_type_metadata(field[:Type], field[:Extra]) + if type_metadata.type == :datetime && field[:Default] == "CURRENT_TIMESTAMP" + new_column(field[:Field], nil, type_metadata, field[:Null] == "YES", field[:Default], field[:Collation]) + else + new_column(field[:Field], field[:Default], type_metadata, field[:Null] == "YES", nil, field[:Collation]) + end end end end @@ -616,6 +553,7 @@ module ActiveRecord # it can be helpful to provide these in a migration's +change+ method so it can be reverted. # In that case, +options+ and the block will be used by create_table. def drop_table(table_name, options = {}) + create_table_info_cache.delete(table_name) if create_table_info_cache.key?(table_name) execute "DROP#{' TEMPORARY' if options[:temporary]} TABLE#{' IF EXISTS' if options[:if_exists]} #{quote_table_name(table_name)}#{' CASCADE' if options[:force] == :cascade}" end @@ -629,7 +567,8 @@ module ActiveRecord end end - def change_column_default(table_name, column_name, default) #:nodoc: + def change_column_default(table_name, column_name, default_or_changes) #:nodoc: + default = extract_new_default_value(default_or_changes) column = column_for(table_name, column_name) change_column table_name, column_name, column.sql_type, :default => default end @@ -670,7 +609,7 @@ module ActiveRecord AND fk.table_name = '#{table_name}' SQL - create_table_info = select_one("SHOW CREATE TABLE #{quote_table_name(table_name)}")["Create Table"] + create_table_info = create_table_info(table_name) fk_info.map do |row| options = { @@ -687,7 +626,7 @@ module ActiveRecord end def table_options(table_name) - create_table_info = select_one("SHOW CREATE TABLE #{quote_table_name(table_name)}")["Create Table"] + create_table_info = create_table_info(table_name) # strip create_definitions and partition_options raw_table_options = create_table_info.sub(/\A.*\n\) /m, '').sub(/\n\/\*!.*\*\/\n\z/m, '').strip @@ -697,54 +636,57 @@ module ActiveRecord end # Maps logical Rails types to MySQL-specific data types. - def type_to_sql(type, limit = nil, precision = nil, scale = nil) - case type.to_s - when 'binary' - binary_to_sql(limit) + def type_to_sql(type, limit = nil, precision = nil, scale = nil, unsigned = nil) + sql = case type.to_s when 'integer' integer_to_sql(limit) when 'text' text_to_sql(limit) + when 'blob' + binary_to_sql(limit) + when 'binary' + if (0..0xfff) === limit + "varbinary(#{limit})" + else + binary_to_sql(limit) + end else - super + super(type, limit, precision, scale) end + + sql << ' unsigned' if unsigned && type != :primary_key + sql end # SHOW VARIABLES LIKE 'name' def show_variable(name) - variables = select_all("SHOW VARIABLES LIKE '#{name}'", 'SCHEMA') + variables = select_all("select @@#{name} as 'Value'", 'SCHEMA') variables.first['Value'] unless variables.empty? + rescue ActiveRecord::StatementInvalid + nil end - # Returns a table's primary key and belonging sequence. - def pk_and_sequence_for(table) - execute_and_free("SHOW CREATE TABLE #{quote_table_name(table)}", 'SCHEMA') do |result| - create_table = each_hash(result).first[:"Create Table"] - if create_table.to_s =~ /PRIMARY KEY\s+(?:USING\s+\w+\s+)?\((.+)\)/ - keys = $1.split(",").map { |key| key.delete('`"') } - keys.length == 1 ? [keys.first, nil] : nil - else - nil - end - end - end + def primary_keys(table_name) # :nodoc: + raise ArgumentError unless table_name.present? - # Returns just a table's primary key - def primary_key(table) - pk_and_sequence = pk_and_sequence_for(table) - pk_and_sequence && pk_and_sequence.first - end + schema, name = table_name.to_s.split('.', 2) + schema, name = @config[:database], schema unless name # A table was provided without a schema - def case_sensitive_modifier(node, table_attribute) - node = Arel::Nodes.build_quoted node, table_attribute - Arel::Nodes::Bin.new(node) + select_values(<<-SQL.strip_heredoc, 'SCHEMA') + SELECT column_name + FROM information_schema.key_column_usage + WHERE constraint_name = 'PRIMARY' + AND table_schema = #{quote(schema)} + AND table_name = #{quote(name)} + ORDER BY ordinal_position + SQL end def case_sensitive_comparison(table, attribute, column, value) - if column.case_sensitive? - table[attribute].eq(value) - else + if value.nil? || column.case_sensitive? super + else + table[attribute].eq(Arel::Nodes::Bin.new(Arel::Nodes::BindParam.new)) end end @@ -752,10 +694,25 @@ module ActiveRecord if column.case_sensitive? super else - table[attribute].eq(value) + table[attribute].eq(Arel::Nodes::BindParam.new) end end + # In MySQL 5.7.5 and up, ONLY_FULL_GROUP_BY affects handling of queries that use + # DISTINCT and ORDER BY. It requires the ORDER BY columns in the select list for + # distinct queries, and requires that the ORDER BY include the distinct column. + # See https://dev.mysql.com/doc/refman/5.7/en/group-by-handling.html + def columns_for_distinct(columns, orders) # :nodoc: + order_columns = orders.reject(&:blank?).map { |s| + # Convert Arel node to string + s = s.to_sql unless s.is_a?(String) + # Remove any ASC/DESC modifiers + s.gsub(/\s+(?:ASC|DESC)\b/i, '') + }.reject(&:blank?).map.with_index { |column, i| "#{column} AS alias_#{i}" } + + [super, *order_columns].join(', ') + end + def strict_mode? self.class.type_cast_config_to_boolean(@config.fetch(:strict, true)) end @@ -781,6 +738,7 @@ module ActiveRecord m.register_type %r(longblob)i, Type::Binary.new(limit: 2**32 - 1) m.register_type %r(^float)i, Type::Float.new(limit: 24) m.register_type %r(^double)i, Type::Float.new(limit: 53) + m.register_type %r(^json)i, MysqlJson.new register_integer_type m, %r(^bigint)i, limit: 8 register_integer_type m, %r(^int)i, limit: 4 @@ -789,7 +747,6 @@ module ActiveRecord register_integer_type m, %r(^tinyint)i, limit: 1 m.alias_type %r(tinyint\(1\))i, 'boolean' if emulate_booleans - m.alias_type %r(set)i, 'varchar' m.alias_type %r(year)i, 'integer' m.alias_type %r(bit)i, 'binary' @@ -798,11 +755,17 @@ module ActiveRecord .split(',').map{|enum| enum.strip.length - 2}.max MysqlString.new(limit: limit) end + + m.register_type(%r(^set)i) do |sql_type| + limit = sql_type[/^set\((.+)\)/i, 1] + .split(',').map{|set| set.strip.length - 1}.sum - 1 + MysqlString.new(limit: limit) + end end def register_integer_type(mapping, key, options) # :nodoc: mapping.register_type(key) do |sql_type| - if /unsigned/i =~ sql_type + if /\bunsigned\z/ === sql_type Type::UnsignedInteger.new(options) else Type::Integer.new(options) @@ -819,7 +782,7 @@ module ActiveRecord end def fetch_type_metadata(sql_type, extra = "") - MysqlTypeMetadata.new(super(sql_type), extra: extra, strict: strict_mode?) + MySQL::TypeMetadata.new(super(sql_type), extra: extra, strict: strict_mode?) end def add_index_length(option_strings, column_names, options = {}) @@ -850,9 +813,9 @@ module ActiveRecord def translate_exception(exception, message) case error_number(exception) when 1062 - RecordNotUnique.new(message, exception) + RecordNotUnique.new(message) when 1452 - InvalidForeignKey.new(message, exception) + InvalidForeignKey.new(message) else super end @@ -929,15 +892,13 @@ module ActiveRecord subsubselect = select.clone subsubselect.projections = [key] - subselect = Arel::SelectManager.new(select.engine) - subselect.project Arel.sql(key.name) - # Materialized subquery by adding distinct + # Materialize subquery by adding distinct # to work with MySQL 5.7.6 which sets optimizer_switch='derived_merge=on' - subselect.from subsubselect.distinct.as('__active_record_temp') - end + subsubselect.distinct unless select.limit || select.offset || select.orders.any? - def version - @version ||= full_version.scan(/^(\d+)\.(\d+)\.(\d+)/).flatten.map(&:to_i) + subselect = Arel::SelectManager.new(select.engine) + subselect.project Arel.sql(key.name) + subselect.from subsubselect.as('__active_record_temp') end def mariadb? @@ -945,7 +906,7 @@ module ActiveRecord end def supports_rename_index? - mariadb? ? false : (version[0] == 5 && version[1] >= 7) || version[0] >= 6 + mariadb? ? false : version >= '5.7.6' end def configure_connection @@ -959,15 +920,17 @@ module ActiveRecord wait_timeout = 2147483 unless wait_timeout.is_a?(Fixnum) variables['wait_timeout'] = self.class.type_cast_config_to_integer(wait_timeout) + defaults = [':default', :default].to_set + # Make MySQL reject illegal values rather than truncating or blanking them, see - # http://dev.mysql.com/doc/refman/5.6/en/sql-mode.html#sqlmode_strict_all_tables + # http://dev.mysql.com/doc/refman/5.7/en/sql-mode.html#sqlmode_strict_all_tables # If the user has provided another value for sql_mode, don't replace it. - unless variables.has_key?('sql_mode') + unless variables.has_key?('sql_mode') || defaults.include?(@config[:strict]) variables['sql_mode'] = strict_mode? ? 'STRICT_ALL_TABLES' : '' end # NAMES does not have an equals sign, see - # http://dev.mysql.com/doc/refman/5.6/en/set-statement.html#id944430 + # http://dev.mysql.com/doc/refman/5.7/en/set-statement.html#id944430 # (trailing comma because variable_assignments will always have content) if @config[:encoding] encoding = "NAMES #{@config[:encoding]}" @@ -977,7 +940,7 @@ module ActiveRecord # Gather up all of the SET variables... variable_assignments = variables.map do |k, v| - if v == ':default' || v == :default + if defaults.include?(v) "@@SESSION.#{k} = DEFAULT" # Sets the value to the global or compile default elsif !v.nil? "@@SESSION.#{k} = #{quote(v)}" @@ -998,17 +961,16 @@ module ActiveRecord end end - def create_table_definition(name, temporary = false, options = nil, as = nil) # :nodoc: - TableDefinition.new(native_database_types, name, temporary, options, as) + def create_table_info_cache # :nodoc: + @create_table_info_cache ||= {} end - def binary_to_sql(limit) # :nodoc: - case limit - when 0..0xfff; "varbinary(#{limit})" - when nil; "blob" - when 0x1000..0xffffffff; "blob(#{limit})" - else raise(ActiveRecordError, "No binary type has character length #{limit}") - end + def create_table_info(table_name) # :nodoc: + create_table_info_cache[table_name] ||= select_one("SHOW CREATE TABLE #{quote_table_name(table_name)}")["Create Table"] + end + + def create_table_definition(name, temporary = false, options = nil, as = nil) # :nodoc: + MySQL::TableDefinition.new(name, temporary, options, as) end def integer_to_sql(limit) # :nodoc: @@ -1016,8 +978,9 @@ module ActiveRecord when 1; 'tinyint' when 2; 'smallint' when 3; 'mediumint' - when nil, 4, 11; 'int(11)' # compatibility with MySQL default + when nil, 4; 'int' when 5..8; 'bigint' + when 11; 'int(11)' # backward compatibility with Rails 2.0 else raise(ActiveRecordError, "No integer type has byte size #{limit}") end end @@ -1028,7 +991,25 @@ module ActiveRecord when nil, 0x100..0xffff; 'text' when 0x10000..0xffffff; 'mediumtext' when 0x1000000..0xffffffff; 'longtext' - else raise(ActiveRecordError, "No text type has character length #{limit}") + else raise(ActiveRecordError, "No text type has byte length #{limit}") + end + end + + def binary_to_sql(limit) # :nodoc: + case limit + when 0..0xff; 'tinyblob' + when nil, 0x100..0xffff; 'blob' + when 0x10000..0xffffff; 'mediumblob' + when 0x1000000..0xffffffff; 'longblob' + else raise(ActiveRecordError, "No binary type has byte length #{limit}") + end + end + + class MysqlJson < Type::Internal::AbstractJson # :nodoc: + def changed_in_place?(raw_old_value, new_value) + # Normalization is required because MySQL JSON data format includes + # the space between the elements. + super(serialize(deserialize(raw_old_value)), new_value) end end @@ -1052,8 +1033,9 @@ module ActiveRecord end end - ActiveRecord::Type.register(:string, MysqlString, adapter: :mysql) + ActiveRecord::Type.register(:json, MysqlJson, adapter: :mysql2) ActiveRecord::Type.register(:string, MysqlString, adapter: :mysql2) + ActiveRecord::Type.register(:unsigned_integer, Type::UnsignedInteger, adapter: :mysql2) end end end diff --git a/activerecord/lib/active_record/connection_adapters/column.rb b/activerecord/lib/active_record/connection_adapters/column.rb index 4b95b0681d..81de7c03fb 100644 --- a/activerecord/lib/active_record/connection_adapters/column.rb +++ b/activerecord/lib/active_record/connection_adapters/column.rb @@ -5,25 +5,18 @@ module ActiveRecord module ConnectionAdapters # An abstract definition of a column in a table. class Column - FALSE_VALUES = [false, 0, '0', 'f', 'F', 'false', 'FALSE', 'off', 'OFF'].to_set - - module Format - ISO_DATE = /\A(\d{4})-(\d\d)-(\d\d)\z/ - ISO_DATETIME = /\A(\d{4})-(\d\d)-(\d\d) (\d\d):(\d\d):(\d\d)(\.\d+)?\z/ - end - attr_reader :name, :null, :sql_type_metadata, :default, :default_function, :collation delegate :precision, :scale, :limit, :type, :sql_type, to: :sql_type_metadata, allow_nil: true # Instantiates a new column in the table. # - # +name+ is the column's name, such as <tt>supplier_id</tt> in <tt>supplier_id int(11)</tt>. + # +name+ is the column's name, such as <tt>supplier_id</tt> in <tt>supplier_id int</tt>. # +default+ is the type-casted default value, such as +new+ in <tt>sales_stage varchar(20) default 'new'</tt>. # +sql_type_metadata+ is various information about the type of the column # +null+ determines if this column allows +NULL+ values. def initialize(name, default, sql_type_metadata = nil, null = true, default_function = nil, collation = nil) - @name = name + @name = name.freeze @sql_type_metadata = sql_type_metadata @null = null @default = default diff --git a/activerecord/lib/active_record/connection_adapters/connection_specification.rb b/activerecord/lib/active_record/connection_adapters/connection_specification.rb index 08d46fca96..f633892dee 100644 --- a/activerecord/lib/active_record/connection_adapters/connection_specification.rb +++ b/activerecord/lib/active_record/connection_adapters/connection_specification.rb @@ -175,7 +175,7 @@ module ActiveRecord rescue Gem::LoadError => e raise Gem::LoadError, "Specified '#{spec[:adapter]}' for database adapter, but the gem is not loaded. Add `gem '#{e.name}'` to your Gemfile (and ensure its version is at the minimum required by ActiveRecord)." rescue LoadError => e - raise LoadError, "Could not load '#{path_to_adapter}'. Make sure that the adapter in config/database.yml is valid. If you use an adapter other than 'mysql', 'mysql2', 'postgresql' or 'sqlite3' add the necessary adapter gem to the Gemfile.", e.backtrace + raise LoadError, "Could not load '#{path_to_adapter}'. Make sure that the adapter in config/database.yml is valid. If you use an adapter other than 'mysql2', 'postgresql' or 'sqlite3' add the necessary adapter gem to the Gemfile.", e.backtrace end adapter_method = "#{spec[:adapter]}_connection" diff --git a/activerecord/lib/active_record/connection_adapters/determine_if_preparable_visitor.rb b/activerecord/lib/active_record/connection_adapters/determine_if_preparable_visitor.rb new file mode 100644 index 0000000000..0fdc185c45 --- /dev/null +++ b/activerecord/lib/active_record/connection_adapters/determine_if_preparable_visitor.rb @@ -0,0 +1,22 @@ +module ActiveRecord + module ConnectionAdapters + module DetermineIfPreparableVisitor + attr_reader :preparable + + def accept(*) + @preparable = true + super + end + + def visit_Arel_Nodes_In(*) + @preparable = false + super + end + + def visit_Arel_Nodes_SqlLiteral(*) + @preparable = false + super + end + end + end +end diff --git a/activerecord/lib/active_record/connection_adapters/mysql/column.rb b/activerecord/lib/active_record/connection_adapters/mysql/column.rb new file mode 100644 index 0000000000..9c45fdd44a --- /dev/null +++ b/activerecord/lib/active_record/connection_adapters/mysql/column.rb @@ -0,0 +1,50 @@ +module ActiveRecord + module ConnectionAdapters + module MySQL + class Column < ConnectionAdapters::Column # :nodoc: + delegate :strict, :extra, to: :sql_type_metadata, allow_nil: true + + def initialize(*) + super + assert_valid_default + extract_default + end + + def has_default? + return false if blob_or_text_column? # MySQL forbids defaults on blob and text columns + super + end + + def blob_or_text_column? + /\A(?:tiny|medium|long)?blob\b/ === sql_type || type == :text + end + + def unsigned? + /\bunsigned\z/ === sql_type + end + + def case_sensitive? + collation && collation !~ /_ci\z/ + end + + def auto_increment? + extra == 'auto_increment' + end + + private + + def extract_default + if blob_or_text_column? + @default = null || strict ? nil : '' + end + end + + def assert_valid_default + if blob_or_text_column? && default.present? + raise ArgumentError, "#{type} columns cannot have a default value: #{default.inspect}" + end + end + end + end + end +end diff --git a/activerecord/lib/active_record/connection_adapters/mysql/schema_creation.rb b/activerecord/lib/active_record/connection_adapters/mysql/schema_creation.rb new file mode 100644 index 0000000000..1e2c859af9 --- /dev/null +++ b/activerecord/lib/active_record/connection_adapters/mysql/schema_creation.rb @@ -0,0 +1,57 @@ +module ActiveRecord + module ConnectionAdapters + module MySQL + class SchemaCreation < AbstractAdapter::SchemaCreation + private + + def visit_DropForeignKey(name) + "DROP FOREIGN KEY #{name}" + end + + def visit_ColumnDefinition(o) + o.sql_type = type_to_sql(o.type, o.limit, o.precision, o.scale, o.unsigned) + super + end + + def visit_AddColumnDefinition(o) + add_column_position!(super, column_options(o.column)) + end + + def visit_ChangeColumnDefinition(o) + change_column_sql = "CHANGE #{quote_column_name(o.name)} #{accept(o.column)}" + add_column_position!(change_column_sql, column_options(o.column)) + end + + def column_options(o) + column_options = super + column_options[:charset] = o.charset + column_options + end + + def add_column_options!(sql, options) + if options[:charset] + sql << " CHARACTER SET #{options[:charset]}" + end + if options[:collation] + sql << " COLLATE #{options[:collation]}" + end + super + end + + def add_column_position!(sql, options) + if options[:first] + sql << " FIRST" + elsif options[:after] + sql << " AFTER #{quote_column_name(options[:after])}" + end + sql + end + + def index_in_create(table_name, column_name, options) + index_name, index_type, index_columns, _, _, index_using = @conn.add_index_options(table_name, column_name, options) + "#{index_type} INDEX #{quote_column_name(index_name)} #{index_using} (#{index_columns}) " + end + end + end + end +end diff --git a/activerecord/lib/active_record/connection_adapters/mysql/schema_definitions.rb b/activerecord/lib/active_record/connection_adapters/mysql/schema_definitions.rb new file mode 100644 index 0000000000..157e75dbf7 --- /dev/null +++ b/activerecord/lib/active_record/connection_adapters/mysql/schema_definitions.rb @@ -0,0 +1,93 @@ +module ActiveRecord + module ConnectionAdapters + module MySQL + module ColumnMethods + def primary_key(name, type = :primary_key, **options) + options[:auto_increment] = true if type == :bigint && !options.key?(:default) + super + end + + def blob(*args, **options) + args.each { |name| column(name, :blob, options) } + end + + def tinyblob(*args, **options) + args.each { |name| column(name, :tinyblob, options) } + end + + def mediumblob(*args, **options) + args.each { |name| column(name, :mediumblob, options) } + end + + def longblob(*args, **options) + args.each { |name| column(name, :longblob, options) } + end + + def tinytext(*args, **options) + args.each { |name| column(name, :tinytext, options) } + end + + def mediumtext(*args, **options) + args.each { |name| column(name, :mediumtext, options) } + end + + def longtext(*args, **options) + args.each { |name| column(name, :longtext, options) } + end + + def json(*args, **options) + args.each { |name| column(name, :json, options) } + end + + def unsigned_integer(*args, **options) + args.each { |name| column(name, :unsigned_integer, options) } + end + + def unsigned_bigint(*args, **options) + args.each { |name| column(name, :unsigned_bigint, options) } + end + + def unsigned_float(*args, **options) + args.each { |name| column(name, :unsigned_float, options) } + end + + def unsigned_decimal(*args, **options) + args.each { |name| column(name, :unsigned_decimal, options) } + end + end + + class ColumnDefinition < ActiveRecord::ConnectionAdapters::ColumnDefinition + attr_accessor :charset, :unsigned + end + + class TableDefinition < ActiveRecord::ConnectionAdapters::TableDefinition + include ColumnMethods + + def new_column_definition(name, type, options) # :nodoc: + column = super + case column.type + when :primary_key + column.type = :integer + column.auto_increment = true + when /\Aunsigned_(?<type>.+)\z/ + column.type = $~[:type].to_sym + column.unsigned = true + end + column.unsigned ||= options[:unsigned] + column.charset = options[:charset] + column + end + + private + + def create_column_definition(name, type) + MySQL::ColumnDefinition.new(name, type) + end + end + + class Table < ActiveRecord::ConnectionAdapters::Table + include ColumnMethods + end + end + end +end diff --git a/activerecord/lib/active_record/connection_adapters/mysql/schema_dumper.rb b/activerecord/lib/active_record/connection_adapters/mysql/schema_dumper.rb new file mode 100644 index 0000000000..9dee3172f4 --- /dev/null +++ b/activerecord/lib/active_record/connection_adapters/mysql/schema_dumper.rb @@ -0,0 +1,59 @@ +module ActiveRecord + module ConnectionAdapters + module MySQL + module ColumnDumper + def column_spec_for_primary_key(column) + spec = {} + if column.bigint? + spec[:id] = ':bigint' + spec[:default] = schema_default(column) || 'nil' unless column.auto_increment? + spec[:unsigned] = 'true' if column.unsigned? + elsif column.auto_increment? + spec[:unsigned] = 'true' if column.unsigned? + return if spec.empty? + else + spec[:id] = column.type.inspect + spec.merge!(prepare_column_options(column).delete_if { |key, _| [:name, :type, :null].include?(key) }) + end + spec + end + + def prepare_column_options(column) + spec = super + spec[:unsigned] = 'true' if column.unsigned? + spec + end + + def migration_keys + super + [:unsigned] + end + + private + + def schema_type(column) + if column.sql_type == 'tinyblob' + 'blob' + else + super + end + end + + def schema_limit(column) + super unless column.type == :boolean + end + + def schema_precision(column) + super unless /time/ === column.sql_type && column.precision == 0 + end + + def schema_collation(column) + if column.collation && table_name = column.instance_variable_get(:@table_name) + @table_collation_cache ||= {} + @table_collation_cache[table_name] ||= select_one("SHOW TABLE STATUS LIKE '#{table_name}'")["Collation"] + column.collation.inspect if column.collation != @table_collation_cache[table_name] + end + end + end + end + end +end diff --git a/activerecord/lib/active_record/connection_adapters/mysql/type_metadata.rb b/activerecord/lib/active_record/connection_adapters/mysql/type_metadata.rb new file mode 100644 index 0000000000..e1e3f7b472 --- /dev/null +++ b/activerecord/lib/active_record/connection_adapters/mysql/type_metadata.rb @@ -0,0 +1,32 @@ +module ActiveRecord + module ConnectionAdapters + module MySQL + class TypeMetadata < DelegateClass(SqlTypeMetadata) # :nodoc: + attr_reader :extra, :strict + + def initialize(type_metadata, extra: "", strict: false) + super(type_metadata) + @type_metadata = type_metadata + @extra = extra + @strict = strict + end + + def ==(other) + other.is_a?(MySQL::TypeMetadata) && + attributes_for_hash == other.attributes_for_hash + end + alias eql? == + + def hash + attributes_for_hash.hash + end + + protected + + def attributes_for_hash + [self.class, @type_metadata, extra, strict] + end + end + end + end +end diff --git a/activerecord/lib/active_record/connection_adapters/mysql2_adapter.rb b/activerecord/lib/active_record/connection_adapters/mysql2_adapter.rb index e97e82f056..c3c5b660fd 100644 --- a/activerecord/lib/active_record/connection_adapters/mysql2_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/mysql2_adapter.rb @@ -1,6 +1,6 @@ require 'active_record/connection_adapters/abstract_mysql_adapter' -gem 'mysql2', '~> 0.3.18' +gem 'mysql2', '>= 0.3.18', '< 0.5' require 'mysql2' module ActiveRecord @@ -10,17 +10,21 @@ module ActiveRecord config = config.symbolize_keys config[:username] = 'root' if config[:username].nil? + config[:flags] ||= 0 if Mysql2::Client.const_defined? :FOUND_ROWS - config[:flags] = Mysql2::Client::FOUND_ROWS + if config[:flags].kind_of? Array + config[:flags].push "FOUND_ROWS".freeze + else + config[:flags] |= Mysql2::Client::FOUND_ROWS + end end client = Mysql2::Client.new(config) - options = [config[:host], config[:username], config[:password], config[:database], config[:port], config[:socket], 0] - ConnectionAdapters::Mysql2Adapter.new(client, logger, options, config) + ConnectionAdapters::Mysql2Adapter.new(client, logger, nil, config) rescue Mysql2::Error => error if error.message.include?("Unknown database") - raise ActiveRecord::NoDatabaseError.new(error.message, error) + raise ActiveRecord::NoDatabaseError else raise end @@ -37,8 +41,8 @@ module ActiveRecord configure_connection end - def supports_explain? - true + def supports_json? + version >= '5.7.8' end # HELPER METHODS =========================================== @@ -95,112 +99,22 @@ module ActiveRecord # DATABASE STATEMENTS ====================================== #++ - def explain(arel, binds = []) - sql = "EXPLAIN #{to_sql(arel, binds.dup)}" - start = Time.now - result = exec_query(sql, 'EXPLAIN', binds) - elapsed = Time.now - start - - ExplainPrettyPrinter.new.pp(result, elapsed) - end - - class ExplainPrettyPrinter # :nodoc: - # Pretty prints the result of a EXPLAIN in a way that resembles the output of the - # MySQL shell: - # - # +----+-------------+-------+-------+---------------+---------+---------+-------+------+-------------+ - # | id | select_type | table | type | possible_keys | key | key_len | ref | rows | Extra | - # +----+-------------+-------+-------+---------------+---------+---------+-------+------+-------------+ - # | 1 | SIMPLE | users | const | PRIMARY | PRIMARY | 4 | const | 1 | | - # | 1 | SIMPLE | posts | ALL | NULL | NULL | NULL | NULL | 1 | Using where | - # +----+-------------+-------+-------+---------------+---------+---------+-------+------+-------------+ - # 2 rows in set (0.00 sec) - # - # This is an exercise in Ruby hyperrealism :). - def pp(result, elapsed) - widths = compute_column_widths(result) - separator = build_separator(widths) - - pp = [] - - pp << separator - pp << build_cells(result.columns, widths) - pp << separator - - result.rows.each do |row| - pp << build_cells(row, widths) - end - - pp << separator - pp << build_footer(result.rows.length, elapsed) - - pp.join("\n") + "\n" - end - - private - - def compute_column_widths(result) - [].tap do |widths| - result.columns.each_with_index do |column, i| - cells_in_column = [column] + result.rows.map {|r| r[i].nil? ? 'NULL' : r[i].to_s} - widths << cells_in_column.map(&:length).max - end - end - end - - def build_separator(widths) - padding = 1 - '+' + widths.map {|w| '-' * (w + (padding*2))}.join('+') + '+' - end - - def build_cells(items, widths) - cells = [] - items.each_with_index do |item, i| - item = 'NULL' if item.nil? - justifier = item.is_a?(Numeric) ? 'rjust' : 'ljust' - cells << item.to_s.send(justifier, widths[i]) - end - '| ' + cells.join(' | ') + ' |' - end - - def build_footer(nrows, elapsed) - rows_label = nrows == 1 ? 'row' : 'rows' - "#{nrows} #{rows_label} in set (%.2f sec)" % elapsed + # Returns a record hash with the column names as keys and column values + # as values. + def select_one(arel, name = nil, binds = []) + arel, binds = binds_from_relation(arel, binds) + execute(to_sql(arel, binds), name).each(as: :hash) do |row| + @connection.next_result while @connection.more_results? + return row end end - # FIXME: re-enable the following once a "better" query_cache solution is in core - # - # The overrides below perform much better than the originals in AbstractAdapter - # because we're able to take advantage of mysql2's lazy-loading capabilities - # - # # Returns a record hash with the column names as keys and column values - # # as values. - # def select_one(sql, name = nil) - # result = execute(sql, name) - # result.each(as: :hash) do |r| - # return r - # end - # end - # - # # Returns a single value from a record - # def select_value(sql, name = nil) - # result = execute(sql, name) - # if first = result.first - # first.first - # end - # end - # - # # Returns an array of the values of the first column in a select: - # # select_values("SELECT id FROM companies LIMIT 3") => [1,2,3] - # def select_values(sql, name = nil) - # execute(sql, name).map { |row| row.first } - # end - # Returns an array of arrays containing the field values. # Order is the same as that returned by +columns+. def select_rows(sql, name = nil, binds = []) - execute(sql, name).to_a + result = execute(sql, name) + @connection.next_result while @connection.more_results? + result.to_a end # Executes the SQL statement in the context of this connection. @@ -214,19 +128,14 @@ module ActiveRecord super end - def exec_query(sql, name = 'SQL', binds = []) + def exec_query(sql, name = 'SQL', binds = [], prepare: false) result = execute(sql, name) + @connection.next_result while @connection.more_results? ActiveRecord::Result.new(result.fields, result.to_a) end alias exec_without_stmt exec_query - def insert_sql(sql, name = nil, pk = nil, id_value = nil, sequence_name = nil) - super - id_value || @connection.last_id - end - alias :create :insert_sql - def exec_insert(sql, name, binds, pk = nil, sequence_name = nil) execute to_sql(sql, binds), name end @@ -254,11 +163,7 @@ module ActiveRecord end def full_version - @full_version ||= @connection.info[:version] - end - - def set_field_encoding field_name - field_name + @full_version ||= @connection.server_info[:version] end end end diff --git a/activerecord/lib/active_record/connection_adapters/mysql_adapter.rb b/activerecord/lib/active_record/connection_adapters/mysql_adapter.rb deleted file mode 100644 index 2ae462d773..0000000000 --- a/activerecord/lib/active_record/connection_adapters/mysql_adapter.rb +++ /dev/null @@ -1,468 +0,0 @@ -require 'active_record/connection_adapters/abstract_mysql_adapter' -require 'active_record/connection_adapters/statement_pool' -require 'active_support/core_ext/hash/keys' - -gem 'mysql', '~> 2.9' -require 'mysql' - -class Mysql # :nodoc: all - class Time - # Used for casting DateTime fields to a MySQL friendly Time. - # This was documented in 48498da0dfed5239ea1eafb243ce47d7e3ce9e8e - def to_date - Date.new(year, month, day) - end - end - class Stmt; include Enumerable end - class Result; include Enumerable end -end - -module ActiveRecord - module ConnectionHandling # :nodoc: - # Establishes a connection to the database that's used by all Active Record objects. - def mysql_connection(config) - config = config.symbolize_keys - host = config[:host] - port = config[:port] - socket = config[:socket] - username = config[:username] ? config[:username].to_s : 'root' - password = config[:password].to_s - database = config[:database] - - mysql = Mysql.init - mysql.ssl_set(config[:sslkey], config[:sslcert], config[:sslca], config[:sslcapath], config[:sslcipher]) if config[:sslca] || config[:sslkey] - - default_flags = Mysql.const_defined?(:CLIENT_MULTI_RESULTS) ? Mysql::CLIENT_MULTI_RESULTS : 0 - default_flags |= Mysql::CLIENT_FOUND_ROWS if Mysql.const_defined?(:CLIENT_FOUND_ROWS) - options = [host, username, password, database, port, socket, default_flags] - ConnectionAdapters::MysqlAdapter.new(mysql, logger, options, config) - rescue Mysql::Error => error - if error.message.include?("Unknown database") - raise ActiveRecord::NoDatabaseError.new(error.message, error) - else - raise - end - end - end - - module ConnectionAdapters - # The MySQL adapter will work with both Ruby/MySQL, which is a Ruby-based MySQL adapter that comes bundled with Active Record, and with - # the faster C-based MySQL/Ruby adapter (available both as a gem and from http://www.tmtm.org/en/mysql/ruby/). - # - # Options: - # - # * <tt>:host</tt> - Defaults to "localhost". - # * <tt>:port</tt> - Defaults to 3306. - # * <tt>:socket</tt> - Defaults to "/tmp/mysql.sock". - # * <tt>:username</tt> - Defaults to "root" - # * <tt>:password</tt> - Defaults to nothing. - # * <tt>:database</tt> - The name of the database. No default, must be provided. - # * <tt>:encoding</tt> - (Optional) Sets the client encoding by executing "SET NAMES <encoding>" after connection. - # * <tt>:reconnect</tt> - Defaults to false (See MySQL documentation: http://dev.mysql.com/doc/refman/5.6/en/auto-reconnect.html). - # * <tt>:strict</tt> - Defaults to true. Enable STRICT_ALL_TABLES. (See MySQL documentation: http://dev.mysql.com/doc/refman/5.6/en/sql-mode.html) - # * <tt>:variables</tt> - (Optional) A hash session variables to send as <tt>SET @@SESSION.key = value</tt> on each database connection. Use the value +:default+ to set a variable to its DEFAULT value. (See MySQL documentation: http://dev.mysql.com/doc/refman/5.6/en/set-statement.html). - # * <tt>:sslca</tt> - Necessary to use MySQL with an SSL connection. - # * <tt>:sslkey</tt> - Necessary to use MySQL with an SSL connection. - # * <tt>:sslcert</tt> - Necessary to use MySQL with an SSL connection. - # * <tt>:sslcapath</tt> - Necessary to use MySQL with an SSL connection. - # * <tt>:sslcipher</tt> - Necessary to use MySQL with an SSL connection. - # - class MysqlAdapter < AbstractMysqlAdapter - ADAPTER_NAME = 'MySQL'.freeze - - class StatementPool < ConnectionAdapters::StatementPool - private - - def dealloc(stmt) - stmt[:stmt].close - end - end - - def initialize(connection, logger, connection_options, config) - super - @statements = StatementPool.new(@connection, - self.class.type_cast_config_to_integer(config.fetch(:statement_limit) { 1000 })) - @client_encoding = nil - connect - end - - # Returns true, since this connection adapter supports prepared statement - # caching. - def supports_statement_cache? - true - end - - # HELPER METHODS =========================================== - - def each_hash(result) # :nodoc: - if block_given? - result.each_hash do |row| - row.symbolize_keys! - yield row - end - else - to_enum(:each_hash, result) - end - end - - def error_number(exception) # :nodoc: - exception.errno if exception.respond_to?(:errno) - end - - # QUOTING ================================================== - - def quote_string(string) #:nodoc: - @connection.quote(string) - end - - #-- - # CONNECTION MANAGEMENT ==================================== - #++ - - def active? - if @connection.respond_to?(:stat) - @connection.stat - else - @connection.query 'select 1' - end - - # mysql-ruby doesn't raise an exception when stat fails. - if @connection.respond_to?(:errno) - @connection.errno.zero? - else - true - end - rescue Mysql::Error - false - end - - def reconnect! - super - disconnect! - connect - end - - # Disconnects from the database if already connected. Otherwise, this - # method does nothing. - def disconnect! - super - @connection.close rescue nil - end - - def reset! - if @connection.respond_to?(:change_user) - # See http://bugs.mysql.com/bug.php?id=33540 -- the workaround way to - # reset the connection is to change the user to the same user. - @connection.change_user(@config[:username], @config[:password], @config[:database]) - configure_connection - end - end - - #-- - # DATABASE STATEMENTS ====================================== - #++ - - def select_rows(sql, name = nil, binds = []) - @connection.query_with_result = true - rows = exec_query(sql, name, binds).rows - @connection.more_results && @connection.next_result # invoking stored procedures with CLIENT_MULTI_RESULTS requires this to tidy up else connection will be dropped - rows - end - - # Clears the prepared statements cache. - def clear_cache! - super - @statements.clear - end - - # Taken from here: - # https://github.com/tmtm/ruby-mysql/blob/master/lib/mysql/charset.rb - # Author: TOMITA Masahiro <tommy@tmtm.org> - ENCODINGS = { - "armscii8" => nil, - "ascii" => Encoding::US_ASCII, - "big5" => Encoding::Big5, - "binary" => Encoding::ASCII_8BIT, - "cp1250" => Encoding::Windows_1250, - "cp1251" => Encoding::Windows_1251, - "cp1256" => Encoding::Windows_1256, - "cp1257" => Encoding::Windows_1257, - "cp850" => Encoding::CP850, - "cp852" => Encoding::CP852, - "cp866" => Encoding::IBM866, - "cp932" => Encoding::Windows_31J, - "dec8" => nil, - "eucjpms" => Encoding::EucJP_ms, - "euckr" => Encoding::EUC_KR, - "gb2312" => Encoding::EUC_CN, - "gbk" => Encoding::GBK, - "geostd8" => nil, - "greek" => Encoding::ISO_8859_7, - "hebrew" => Encoding::ISO_8859_8, - "hp8" => nil, - "keybcs2" => nil, - "koi8r" => Encoding::KOI8_R, - "koi8u" => Encoding::KOI8_U, - "latin1" => Encoding::ISO_8859_1, - "latin2" => Encoding::ISO_8859_2, - "latin5" => Encoding::ISO_8859_9, - "latin7" => Encoding::ISO_8859_13, - "macce" => Encoding::MacCentEuro, - "macroman" => Encoding::MacRoman, - "sjis" => Encoding::SHIFT_JIS, - "swe7" => nil, - "tis620" => Encoding::TIS_620, - "ucs2" => Encoding::UTF_16BE, - "ujis" => Encoding::EucJP_ms, - "utf8" => Encoding::UTF_8, - "utf8mb4" => Encoding::UTF_8, - } - - # Get the client encoding for this database - def client_encoding - return @client_encoding if @client_encoding - - result = exec_query( - "SHOW VARIABLES WHERE Variable_name = 'character_set_client'", - 'SCHEMA') - @client_encoding = ENCODINGS[result.rows.last.last] - end - - def exec_query(sql, name = 'SQL', binds = []) - if without_prepared_statement?(binds) - result_set, affected_rows = exec_without_stmt(sql, name) - else - result_set, affected_rows = exec_stmt(sql, name, binds) - end - - yield affected_rows if block_given? - - result_set - end - - def last_inserted_id(result) - @connection.insert_id - end - - module Fields # :nodoc: - class DateTime < Type::DateTime # :nodoc: - def cast_value(value) - if Mysql::Time === value - new_time( - value.year, - value.month, - value.day, - value.hour, - value.minute, - value.second, - value.second_part) - else - super - end - end - end - - class Time < Type::Time # :nodoc: - def cast_value(value) - if Mysql::Time === value - new_time( - 2000, - 01, - 01, - value.hour, - value.minute, - value.second, - value.second_part) - else - super - end - end - end - - class << self - TYPES = Type::HashLookupTypeMap.new # :nodoc: - - delegate :register_type, :alias_type, to: :TYPES - - def find_type(field) - if field.type == Mysql::Field::TYPE_TINY && field.length > 1 - TYPES.lookup(Mysql::Field::TYPE_LONG) - else - TYPES.lookup(field.type) - end - end - end - - register_type Mysql::Field::TYPE_TINY, Type::Boolean.new - register_type Mysql::Field::TYPE_LONG, Type::Integer.new - alias_type Mysql::Field::TYPE_LONGLONG, Mysql::Field::TYPE_LONG - alias_type Mysql::Field::TYPE_NEWDECIMAL, Mysql::Field::TYPE_LONG - - register_type Mysql::Field::TYPE_DATE, Type::Date.new - register_type Mysql::Field::TYPE_DATETIME, Fields::DateTime.new - register_type Mysql::Field::TYPE_TIME, Fields::Time.new - register_type Mysql::Field::TYPE_FLOAT, Type::Float.new - end - - def initialize_type_map(m) # :nodoc: - super - register_class_with_precision m, %r(datetime)i, Fields::DateTime - register_class_with_precision m, %r(time)i, Fields::Time - end - - def exec_without_stmt(sql, name = 'SQL') # :nodoc: - # Some queries, like SHOW CREATE TABLE don't work through the prepared - # statement API. For those queries, we need to use this method. :'( - log(sql, name) do - result = @connection.query(sql) - affected_rows = @connection.affected_rows - - if result - types = {} - fields = [] - result.fetch_fields.each { |field| - field_name = field.name - fields << field_name - - if field.decimals > 0 - types[field_name] = Type::Decimal.new - else - types[field_name] = Fields.find_type field - end - } - - result_set = ActiveRecord::Result.new(fields, result.to_a, types) - result.free - else - result_set = ActiveRecord::Result.new([], []) - end - - [result_set, affected_rows] - end - end - - def execute_and_free(sql, name = nil) # :nodoc: - result = execute(sql, name) - ret = yield result - result.free - ret - end - - def insert_sql(sql, name = nil, pk = nil, id_value = nil, sequence_name = nil) #:nodoc: - super sql, name - id_value || @connection.insert_id - end - alias :create :insert_sql - - def exec_delete(sql, name, binds) # :nodoc: - affected_rows = 0 - - exec_query(sql, name, binds) do |n| - affected_rows = n - end - - affected_rows - end - alias :exec_update :exec_delete - - def begin_db_transaction #:nodoc: - exec_query "BEGIN" - end - - private - - def exec_stmt(sql, name, binds) - cache = {} - type_casted_binds = binds.map { |attr| type_cast(attr.value_for_database) } - - log(sql, name, binds) do - if binds.empty? - stmt = @connection.prepare(sql) - else - cache = @statements[sql] ||= { - :stmt => @connection.prepare(sql) - } - stmt = cache[:stmt] - end - - begin - stmt.execute(*type_casted_binds) - rescue Mysql::Error => e - # Older versions of MySQL leave the prepared statement in a bad - # place when an error occurs. To support older MySQL versions, we - # need to close the statement and delete the statement from the - # cache. - if binds.empty? - stmt.close - else - @statements.delete sql - end - raise e - end - - cols = nil - if metadata = stmt.result_metadata - cols = cache[:cols] ||= metadata.fetch_fields.map(&:name) - metadata.free - end - - result_set = ActiveRecord::Result.new(cols, stmt.to_a) if cols - affected_rows = stmt.affected_rows - - stmt.free_result - stmt.close if binds.empty? - - [result_set, affected_rows] - end - end - - def connect - encoding = @config[:encoding] - if encoding - @connection.options(Mysql::SET_CHARSET_NAME, encoding) rescue nil - end - - if @config[:sslca] || @config[:sslkey] - @connection.ssl_set(@config[:sslkey], @config[:sslcert], @config[:sslca], @config[:sslcapath], @config[:sslcipher]) - end - - @connection.options(Mysql::OPT_CONNECT_TIMEOUT, @config[:connect_timeout]) if @config[:connect_timeout] - @connection.options(Mysql::OPT_READ_TIMEOUT, @config[:read_timeout]) if @config[:read_timeout] - @connection.options(Mysql::OPT_WRITE_TIMEOUT, @config[:write_timeout]) if @config[:write_timeout] - - @connection.real_connect(*@connection_options) - - # reconnect must be set after real_connect is called, because real_connect sets it to false internally - @connection.reconnect = !!@config[:reconnect] if @connection.respond_to?(:reconnect=) - - configure_connection - end - - # Many Rails applications monkey-patch a replacement of the configure_connection method - # and don't call 'super', so leave this here even though it looks superfluous. - def configure_connection - super - end - - def select(sql, name = nil, binds = []) - @connection.query_with_result = true - rows = super - @connection.more_results && @connection.next_result # invoking stored procedures with CLIENT_MULTI_RESULTS requires this to tidy up else connection will be dropped - rows - end - - # Returns the full version of the connected MySQL server. - def full_version - @full_version ||= @connection.server_info - end - - def set_field_encoding field_name - field_name.force_encoding(client_encoding) - if internal_enc = Encoding.default_internal - field_name = field_name.encode!(internal_enc) - end - field_name - end - end - end -end diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/database_statements.rb b/activerecord/lib/active_record/connection_adapters/postgresql/database_statements.rb index 11d3f5301a..6c15facf3b 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/database_statements.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/database_statements.rb @@ -8,7 +8,7 @@ module ActiveRecord end class ExplainPrettyPrinter # :nodoc: - # Pretty prints the result of a EXPLAIN in a way that resembles the output of the + # Pretty prints the result of an EXPLAIN in a way that resembles the output of the # PostgreSQL shell: # # QUERY PLAN @@ -52,8 +52,8 @@ module ActiveRecord end end - def select_values(arel, name = nil) - arel, binds = binds_from_relation arel, [] + def select_values(arel, name = nil, binds = []) + arel, binds = binds_from_relation arel, binds sql = to_sql(arel, binds) execute_and_clear(sql, name, binds) do |result| if result.nfields > 0 @@ -72,28 +72,6 @@ module ActiveRecord end end - # Executes an INSERT query and returns the new record's ID - def insert_sql(sql, name = nil, pk = nil, id_value = nil, sequence_name = nil) - unless pk - # Extract the table from the insert sql. Yuck. - table_ref = extract_table_ref_from_insert_sql(sql) - pk = primary_key(table_ref) if table_ref - end - - if pk && use_insert_returning? - select_value("#{sql} RETURNING #{quote_column_name(pk)}") - elsif pk - super - last_insert_id_value(sequence_name || default_sequence_name(table_ref, pk)) - else - super - end - end - - def create - super.insert - end - # The internal PostgreSQL identifier of the money data type. MONEY_COLUMN_TYPE_OID = 790 #:nodoc: # The internal PostgreSQL identifier of the BYTEA data type. @@ -156,8 +134,8 @@ module ActiveRecord end end - def exec_query(sql, name = 'SQL', binds = []) - execute_and_clear(sql, name, binds) do |result| + def exec_query(sql, name = 'SQL', binds = [], prepare: false) + execute_and_clear(sql, name, binds, prepare: prepare) do |result| types = {} fields = result.fields fields.each_with_index do |fname, i| @@ -174,7 +152,7 @@ module ActiveRecord end alias :exec_update :exec_delete - def sql_for_insert(sql, pk, id_value, sequence_name, binds) + def sql_for_insert(sql, pk, id_value, sequence_name, binds) # :nodoc: unless pk # Extract the table from the insert sql. Yuck. table_ref = extract_table_ref_from_insert_sql(sql) @@ -185,7 +163,7 @@ module ActiveRecord sql = "#{sql} RETURNING #{quote_column_name(pk)}" end - [sql, binds] + super end def exec_insert(sql, name, binds, pk = nil, sequence_name = nil) @@ -202,11 +180,6 @@ module ActiveRecord end end - # Executes an UPDATE query and returns the number of affected tuples. - def update_sql(sql, name = nil) - super.cmd_tuples - end - # Begins a transaction. def begin_db_transaction execute "BEGIN" diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/oid.rb b/activerecord/lib/active_record/connection_adapters/postgresql/oid.rb index 92349e2f9b..68752cdd80 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/oid.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/oid.rb @@ -12,6 +12,7 @@ require 'active_record/connection_adapters/postgresql/oid/json' require 'active_record/connection_adapters/postgresql/oid/jsonb' require 'active_record/connection_adapters/postgresql/oid/money' require 'active_record/connection_adapters/postgresql/oid/point' +require 'active_record/connection_adapters/postgresql/oid/rails_5_1_point' require 'active_record/connection_adapters/postgresql/oid/range' require 'active_record/connection_adapters/postgresql/oid/specialized_string' require 'active_record/connection_adapters/postgresql/oid/uuid' diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/oid/array.rb b/activerecord/lib/active_record/connection_adapters/postgresql/oid/array.rb index 3de794f797..87593ef704 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/oid/array.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/oid/array.rb @@ -45,6 +45,15 @@ module ActiveRecord delimiter == other.delimiter end + def type_cast_for_schema(value) + return super unless value.is_a?(::Array) + "[" + value.map { |v| subtype.type_cast_for_schema(v) }.join(", ") + "]" + end + + def map(value, &block) + value.map(&block) + end + private def type_cast_array(value, method) diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/oid/date_time.rb b/activerecord/lib/active_record/connection_adapters/postgresql/oid/date_time.rb index 2c04c46131..424769f765 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/oid/date_time.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/oid/date_time.rb @@ -4,18 +4,14 @@ module ActiveRecord module OID # :nodoc: class DateTime < Type::DateTime # :nodoc: def cast_value(value) - if value.is_a?(::String) - case value - when 'infinity' then ::Float::INFINITY - when '-infinity' then -::Float::INFINITY - when / BC$/ - astronomical_year = format("%04d", -value[/^\d+/].to_i + 1) - super(value.sub(/ BC$/, "").sub(/^\d+/, astronomical_year)) - else - super - end + case value + when 'infinity' then ::Float::INFINITY + when '-infinity' then -::Float::INFINITY + when / BC$/ + astronomical_year = format("%04d", -value[/^\d+/].to_i + 1) + super(value.sub(/ BC$/, "").sub(/^\d+/, astronomical_year)) else - value + super end end end diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/oid/json.rb b/activerecord/lib/active_record/connection_adapters/postgresql/oid/json.rb index 8e1256baad..dbc879ffd4 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/oid/json.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/oid/json.rb @@ -2,32 +2,7 @@ module ActiveRecord module ConnectionAdapters module PostgreSQL module OID # :nodoc: - class Json < Type::Value # :nodoc: - include Type::Helpers::Mutable - - def type - :json - end - - def deserialize(value) - if value.is_a?(::String) - ::ActiveSupport::JSON.decode(value) rescue nil - else - value - end - end - - def serialize(value) - if value.is_a?(::Array) || value.is_a?(::Hash) - ::ActiveSupport::JSON.encode(value) - else - value - end - end - - def accessor - ActiveRecord::Store::StringKeyedHashAccessor - end + class Json < Type::Internal::AbstractJson end end end diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/oid/jsonb.rb b/activerecord/lib/active_record/connection_adapters/postgresql/oid/jsonb.rb index afc9383f91..87391b5dc7 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/oid/jsonb.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/oid/jsonb.rb @@ -9,7 +9,7 @@ module ActiveRecord def changed_in_place?(raw_old_value, new_value) # Postgres does not preserve insignificant whitespaces when - # roundtripping jsonb columns. This causes some false positives for + # round-tripping jsonb columns. This causes some false positives for # the comparison here. Therefore, we need to parse and re-dump the # raw value here to ensure the insignificant whitespaces are # consistent with our encoder's output. diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/oid/rails_5_1_point.rb b/activerecord/lib/active_record/connection_adapters/postgresql/oid/rails_5_1_point.rb new file mode 100644 index 0000000000..7427a25ad5 --- /dev/null +++ b/activerecord/lib/active_record/connection_adapters/postgresql/oid/rails_5_1_point.rb @@ -0,0 +1,50 @@ +module ActiveRecord + Point = Struct.new(:x, :y) + + module ConnectionAdapters + module PostgreSQL + module OID # :nodoc: + class Rails51Point < Type::Value # :nodoc: + include Type::Helpers::Mutable + + def type + :point + end + + def cast(value) + case value + when ::String + if value[0] == '(' && value[-1] == ')' + value = value[1...-1] + end + x, y = value.split(",") + build_point(x, y) + when ::Array + build_point(*value) + else + value + end + end + + def serialize(value) + if value.is_a?(ActiveRecord::Point) + "(#{number_for_point(value.x)},#{number_for_point(value.y)})" + else + super + end + end + + private + + def number_for_point(number) + number.to_s.gsub(/\.0$/, '') + end + + def build_point(x, y) + ActiveRecord::Point.new(Float(x), Float(y)) + end + end + end + end + end +end diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/oid/range.rb b/activerecord/lib/active_record/connection_adapters/postgresql/oid/range.rb index fc201f8fb9..a8d2310035 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/oid/range.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/oid/range.rb @@ -6,6 +6,7 @@ module ActiveRecord module OID # :nodoc: class Range < Type::Value # :nodoc: attr_reader :subtype, :type + delegate :user_input_in_time_zone, to: :subtype def initialize(subtype, type = :range) @subtype = subtype @@ -18,7 +19,7 @@ module ActiveRecord def cast_value(value) return if value == 'empty' - return value if value.is_a?(::Range) + return value unless value.is_a?(::String) extracted = extract_bounds(value) from = type_cast_single extracted[:from] @@ -46,6 +47,12 @@ module ActiveRecord other.type == type end + def map(value) # :nodoc: + new_begin = yield(value.begin) + new_end = yield(value.end) + ::Range.new(new_begin, new_end, value.exclude_end?) + end + private def type_cast_single(value) diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/oid/type_map_initializer.rb b/activerecord/lib/active_record/connection_adapters/postgresql/oid/type_map_initializer.rb index 191c828e60..6155e53632 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/oid/type_map_initializer.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/oid/type_map_initializer.rb @@ -36,7 +36,7 @@ module ActiveRecord WHERE t.typname IN (%s) OR t.typtype IN (%s) - OR t.typinput::varchar = 'array_in' + OR t.typinput = 'array_in(cstring,oid,integer)'::regprocedure OR t.typelem != 0 SQL end diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/quoting.rb b/activerecord/lib/active_record/connection_adapters/postgresql/quoting.rb index f175730551..c1c77a967e 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/quoting.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/quoting.rb @@ -31,6 +31,11 @@ module ActiveRecord Utils.extract_schema_qualified_name(name.to_s).quoted end + # Quotes schema names for use in SQL queries. + def quote_schema_name(name) + PGconn.quote_ident(name) + end + def quote_table_name_for_assignment(table, attr) quote_column_name(attr) end @@ -50,10 +55,11 @@ module ActiveRecord end end - # Does not quote function default values for UUID columns - def quote_default_expression(value, column) #:nodoc: - if column.type == :uuid && value =~ /\(\)/ - value + def quote_default_expression(value, column) # :nodoc: + if value.is_a?(Proc) + value.call + elsif column.type == :uuid && value =~ /\(\)/ + value # Does not quote function default values for UUID columns elsif column.respond_to?(:array?) value = type_cast_from_column(column, value) quote(value) diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/schema_definitions.rb b/activerecord/lib/active_record/connection_adapters/postgresql/schema_definitions.rb index 022dbdfa27..6399bddbee 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/schema_definitions.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/schema_definitions.rb @@ -103,6 +103,30 @@ module ActiveRecord args.each { |name| column(name, :point, options) } end + def line(*args, **options) + args.each { |name| column(name, :line, options) } + end + + def lseg(*args, **options) + args.each { |name| column(name, :lseg, options) } + end + + def box(*args, **options) + args.each { |name| column(name, :box, options) } + end + + def path(*args, **options) + args.each { |name| column(name, :path, options) } + end + + def polygon(*args, **options) + args.each { |name| column(name, :polygon, options) } + end + + def circle(*args, **options) + args.each { |name| column(name, :circle, options) } + end + def serial(*args, **options) args.each { |name| column(name, :serial, options) } end diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/schema_dumper.rb b/activerecord/lib/active_record/connection_adapters/postgresql/schema_dumper.rb new file mode 100644 index 0000000000..cc7721ddd8 --- /dev/null +++ b/activerecord/lib/active_record/connection_adapters/postgresql/schema_dumper.rb @@ -0,0 +1,50 @@ +module ActiveRecord + module ConnectionAdapters + module PostgreSQL + module ColumnDumper + def column_spec_for_primary_key(column) + spec = {} + if column.serial? + return unless column.bigint? + spec[:id] = ':bigserial' + elsif column.type == :uuid + spec[:id] = ':uuid' + spec[:default] = schema_default(column) || 'nil' + else + spec[:id] = column.type.inspect + spec.merge!(prepare_column_options(column).delete_if { |key, _| [:name, :type, :null].include?(key) }) + end + spec + end + + # Adds +:array+ option to the default set + def prepare_column_options(column) + spec = super + spec[:array] = 'true' if column.array? + spec + end + + # Adds +:array+ as a valid migration key + def migration_keys + super + [:array] + end + + private + + def schema_type(column) + return super unless column.serial? + + if column.bigint? + 'bigserial' + else + 'serial' + end + end + + def schema_expression(column) + super unless column.serial? + end + end + end + end +end diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb b/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb index 595c635fc0..67e727d8ed 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb @@ -68,15 +68,41 @@ module ActiveRecord execute "DROP DATABASE IF EXISTS #{quote_table_name(name)}" end - # Returns the list of all tables in the schema search path or a specified schema. + # Returns the list of all tables in the schema search path. def tables(name = nil) + if name + ActiveSupport::Deprecation.warn(<<-MSG.squish) + Passing arguments to #tables is deprecated without replacement. + MSG + end + select_values("SELECT tablename FROM pg_tables WHERE schemaname = ANY(current_schemas(false))", 'SCHEMA') end + def data_sources # :nodoc + select_values(<<-SQL, 'SCHEMA') + SELECT c.relname + FROM pg_class c + LEFT JOIN pg_namespace n ON n.oid = c.relnamespace + WHERE c.relkind IN ('r', 'v','m') -- (r)elation/table, (v)iew, (m)aterialized view + AND n.nspname = ANY (current_schemas(false)) + SQL + end + # Returns true if table exists. # If the schema is not specified as part of +name+ then it will only find tables within # the current schema search path (regardless of permissions to access tables in other schemas) def table_exists?(name) + ActiveSupport::Deprecation.warn(<<-MSG.squish) + #table_exists? currently checks both tables and views. + This behavior is deprecated and will be changed with Rails 5.1 to only check tables. + Use #data_source_exists? instead. + MSG + + data_source_exists?(name) + end + + def data_source_exists?(name) name = Utils.extract_schema_qualified_name(name.to_s) return false unless name.identifier @@ -90,6 +116,30 @@ module ActiveRecord SQL end + def views # :nodoc: + select_values(<<-SQL, 'SCHEMA') + SELECT c.relname + FROM pg_class c + LEFT JOIN pg_namespace n ON n.oid = c.relnamespace + WHERE c.relkind IN ('v','m') -- (v)iew, (m)aterialized view + AND n.nspname = ANY (current_schemas(false)) + SQL + end + + def view_exists?(view_name) # :nodoc: + name = Utils.extract_schema_qualified_name(view_name.to_s) + return false unless name.identifier + + select_values(<<-SQL, 'SCHEMA').any? + SELECT c.relname + FROM pg_class c + LEFT JOIN pg_namespace n ON n.oid = c.relnamespace + WHERE c.relkind IN ('v','m') -- (v)iew, (m)aterialized view + AND c.relname = '#{name.identifier}' + AND n.nspname = #{name.schema ? "'#{name.schema}'" : 'ANY (current_schemas(false))'} + SQL + end + def drop_table(table_name, options = {}) # :nodoc: execute "DROP TABLE#{' IF EXISTS' if options[:if_exists]} #{quote_table_name(table_name)}#{' CASCADE' if options[:force] == :cascade}" end @@ -101,29 +151,36 @@ module ActiveRecord # Verifies existence of an index with a given name. def index_name_exists?(table_name, index_name, default) + table = Utils.extract_schema_qualified_name(table_name.to_s) + index = Utils.extract_schema_qualified_name(index_name.to_s) + select_value(<<-SQL, 'SCHEMA').to_i > 0 SELECT COUNT(*) FROM pg_class t INNER JOIN pg_index d ON t.oid = d.indrelid INNER JOIN pg_class i ON d.indexrelid = i.oid + LEFT JOIN pg_namespace n ON n.oid = i.relnamespace WHERE i.relkind = 'i' - AND i.relname = '#{index_name}' - AND t.relname = '#{table_name}' - AND i.relnamespace IN (SELECT oid FROM pg_namespace WHERE nspname = ANY (current_schemas(false)) ) + AND i.relname = '#{index.identifier}' + AND t.relname = '#{table.identifier}' + AND n.nspname = #{index.schema ? "'#{index.schema}'" : 'ANY (current_schemas(false))'} SQL end # Returns an array of indexes for the given table. def indexes(table_name, name = nil) - result = query(<<-SQL, 'SCHEMA') - SELECT distinct i.relname, d.indisunique, d.indkey, pg_get_indexdef(d.indexrelid), t.oid - FROM pg_class t - INNER JOIN pg_index d ON t.oid = d.indrelid - INNER JOIN pg_class i ON d.indexrelid = i.oid - WHERE i.relkind = 'i' - AND d.indisprimary = 'f' - AND t.relname = '#{table_name}' - AND i.relnamespace IN (SELECT oid FROM pg_namespace WHERE nspname = ANY (current_schemas(false)) ) + table = Utils.extract_schema_qualified_name(table_name.to_s) + + result = query(<<-SQL, 'SCHEMA') + SELECT distinct i.relname, d.indisunique, d.indkey, pg_get_indexdef(d.indexrelid), t.oid + FROM pg_class t + INNER JOIN pg_index d ON t.oid = d.indrelid + INNER JOIN pg_class i ON d.indexrelid = i.oid + LEFT JOIN pg_namespace n ON n.oid = i.relnamespace + WHERE i.relkind = 'i' + AND d.indisprimary = 'f' + AND t.relname = '#{table.identifier}' + AND n.nspname = #{table.schema ? "'#{table.schema}'" : 'ANY (current_schemas(false))'} ORDER BY i.relname SQL @@ -210,12 +267,12 @@ module ActiveRecord # Creates a schema for the given schema name. def create_schema schema_name - execute "CREATE SCHEMA #{schema_name}" + execute "CREATE SCHEMA #{quote_schema_name(schema_name)}" end # Drops the schema for the given schema name. - def drop_schema schema_name - execute "DROP SCHEMA #{schema_name} CASCADE" + def drop_schema(schema_name, options = {}) + execute "DROP SCHEMA#{' IF EXISTS' if options[:if_exists]} #{quote_schema_name(schema_name)} CASCADE" end # Sets the schema search path to a string of comma-separated schema names. @@ -349,17 +406,19 @@ module ActiveRecord nil end - # Returns just a table's primary key - def primary_key(table) - pks = query(<<-end_sql, 'SCHEMA') - SELECT attr.attname - FROM pg_attribute attr - INNER JOIN pg_constraint cons ON attr.attrelid = cons.conrelid AND attr.attnum = any(cons.conkey) - WHERE cons.contype = 'p' - AND cons.conrelid = '#{quote_table_name(table)}'::regclass - end_sql - return nil unless pks.count == 1 - pks[0][0] + def primary_keys(table_name) # :nodoc: + select_values(<<-SQL.strip_heredoc, 'SCHEMA') + WITH pk_constraint AS ( + SELECT conrelid, unnest(conkey) AS connum FROM pg_constraint + WHERE contype = 'p' + AND conrelid = '#{quote_table_name(table_name)}'::regclass + ), cons AS ( + SELECT conrelid, connum, row_number() OVER() AS rownum FROM pk_constraint + ) + SELECT attr.attname FROM pg_attribute attr + INNER JOIN cons ON attr.attrelid = cons.conrelid AND attr.attnum = cons.connum + ORDER BY cons.rownum + SQL end # Renames a table. @@ -376,7 +435,7 @@ module ActiveRecord new_seq = "#{new_name}_#{pk}_seq" idx = "#{table_name}_pkey" new_idx = "#{new_name}_pkey" - execute "ALTER TABLE #{quote_table_name(seq)} RENAME TO #{quote_table_name(new_seq)}" + execute "ALTER TABLE #{seq.quoted} RENAME TO #{quote_table_name(new_seq)}" execute "ALTER INDEX #{quote_table_name(idx)} RENAME TO #{quote_table_name(new_idx)}" end @@ -410,11 +469,12 @@ module ActiveRecord end # Changes the default value of a table column. - def change_column_default(table_name, column_name, default) # :nodoc: + def change_column_default(table_name, column_name, default_or_changes) # :nodoc: clear_cache! column = column_for(table_name, column_name) return unless column + default = extract_new_default_value(default_or_changes) alter_column_query = "ALTER TABLE #{quote_table_name(table_name)} ALTER COLUMN #{quote_column_name(column_name)} %s" if default.nil? # <tt>DEFAULT NULL</tt> results in the same behavior as <tt>DROP DEFAULT</tt>. However, PostgreSQL will @@ -446,8 +506,28 @@ module ActiveRecord execute "CREATE #{index_type} INDEX #{index_algorithm} #{quote_column_name(index_name)} ON #{quote_table_name(table_name)} #{index_using} (#{index_columns})#{index_options}" end - def remove_index!(table_name, index_name) #:nodoc: - execute "DROP INDEX #{quote_table_name(index_name)}" + def remove_index(table_name, options = {}) #:nodoc: + table = Utils.extract_schema_qualified_name(table_name.to_s) + + if options.is_a?(Hash) && options.key?(:name) + provided_index = Utils.extract_schema_qualified_name(options[:name].to_s) + + options[:name] = provided_index.identifier + table = PostgreSQL::Name.new(provided_index.schema, table.identifier) unless table.schema.present? + + if provided_index.schema.present? && table.schema != provided_index.schema + raise ArgumentError.new("Index schema '#{provided_index.schema}' does not match table schema '#{table.schema}'") + end + end + + index_to_remove = PostgreSQL::Name.new(table.schema, index_name_for_remove(table.to_s, options)) + algorithm = + if options.is_a?(Hash) && options.key?(:algorithm) + index_algorithms.fetch(options[:algorithm]) do + raise ArgumentError.new("Algorithm must be one of the following: #{index_algorithms.keys.map(&:inspect).join(', ')}") + end + end + execute "DROP INDEX #{algorithm} #{quote_table_name(index_to_remove)}" end # Renames an index of a table. Raises error if length of new diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/type_metadata.rb b/activerecord/lib/active_record/connection_adapters/postgresql/type_metadata.rb index 58715978f7..b2c49989a4 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/type_metadata.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/type_metadata.rb @@ -12,7 +12,7 @@ module ActiveRecord end def sql_type - super.gsub(/\[\]$/, "") + super.gsub(/\[\]$/, "".freeze) end def ==(other) diff --git a/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb b/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb index 93fa3984e6..2de6fbfaf0 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb @@ -9,6 +9,7 @@ require "active_record/connection_adapters/postgresql/oid" require "active_record/connection_adapters/postgresql/quoting" require "active_record/connection_adapters/postgresql/referential_integrity" require "active_record/connection_adapters/postgresql/schema_definitions" +require "active_record/connection_adapters/postgresql/schema_dumper" require "active_record/connection_adapters/postgresql/schema_statements" require "active_record/connection_adapters/postgresql/type_metadata" require "active_record/connection_adapters/postgresql/utils" @@ -18,12 +19,6 @@ require 'ipaddr' module ActiveRecord module ConnectionHandling # :nodoc: - VALID_CONN_PARAMS = [:host, :hostaddr, :port, :dbname, :user, :password, :connect_timeout, - :client_encoding, :options, :application_name, :fallback_application_name, - :keepalives, :keepalives_idle, :keepalives_interval, :keepalives_count, - :tty, :sslmode, :requiressl, :sslcompression, :sslcert, :sslkey, - :sslrootcert, :sslcrl, :requirepeer, :krbsrvname, :gsslib, :service] - # Establishes a connection to the database that's used by all Active Record objects def postgresql_connection(config) conn_params = config.symbolize_keys @@ -35,7 +30,8 @@ module ActiveRecord conn_params[:dbname] = conn_params.delete(:database) if conn_params[:database] # Forward only valid config params to PGconn.connect. - conn_params.keep_if { |k, _| VALID_CONN_PARAMS.include?(k) } + valid_conn_param_keys = PGconn.conndefaults_hash.keys + [:requiressl] + conn_params.slice!(*valid_conn_param_keys) # The postgres drivers don't allow the creation of an unconnected PGconn object, # so just pass a nil connection object for the time being. @@ -76,7 +72,6 @@ module ActiveRecord NATIVE_DATABASE_TYPES = { primary_key: "serial primary key", - bigserial: "bigserial", string: { name: "character varying" }, text: { name: "text" }, integer: { name: "integer" }, @@ -93,7 +88,6 @@ module ActiveRecord int8range: { name: "int8range" }, binary: { name: "bytea" }, boolean: { name: "boolean" }, - bigint: { name: "bigint" }, xml: { name: "xml" }, tsvector: { name: "tsvector" }, hstore: { name: "hstore" }, @@ -106,6 +100,12 @@ module ActiveRecord ltree: { name: "ltree" }, citext: { name: "citext" }, point: { name: "point" }, + line: { name: "line" }, + lseg: { name: "lseg" }, + box: { name: "box" }, + path: { name: "path" }, + polygon: { name: "polygon" }, + circle: { name: "circle" }, bit: { name: "bit" }, bit_varying: { name: "bit varying" }, money: { name: "money" }, @@ -117,61 +117,14 @@ module ActiveRecord include PostgreSQL::ReferentialIntegrity include PostgreSQL::SchemaStatements include PostgreSQL::DatabaseStatements + include PostgreSQL::ColumnDumper include Savepoints def schema_creation # :nodoc: PostgreSQL::SchemaCreation.new self end - def column_spec_for_primary_key(column) - spec = {} - if column.serial? - return unless column.bigint? - spec[:id] = ':bigserial' - elsif column.type == :uuid - spec[:id] = ':uuid' - spec[:default] = column.default_function.inspect - else - spec[:id] = column.type.inspect - spec.merge!(prepare_column_options(column).delete_if { |key, _| [:name, :type, :null].include?(key) }) - end - spec - end - - # Adds +:array+ option to the default set provided by the - # AbstractAdapter - def prepare_column_options(column) # :nodoc: - spec = super - spec[:array] = 'true' if column.array? - spec - end - - # Adds +:array+ as a valid migration key - def migration_keys - super + [:array] - end - - def schema_type(column) - return super unless column.serial? - - if column.bigint? - 'bigserial' - else - 'serial' - end - end - private :schema_type - - def schema_default(column) - if column.default_function - column.default_function.inspect unless column.serial? - else - super - end - end - private :schema_default - - # Returns +true+, since this connection adapter supports prepared statement + # Returns true, since this connection adapter supports prepared statement # caching. def supports_statement_cache? true @@ -201,13 +154,18 @@ module ActiveRecord true end + def supports_json? + postgresql_version >= 90200 + end + def index_algorithms { concurrently: 'CONCURRENTLY' } end class StatementPool < ConnectionAdapters::StatementPool def initialize(connection, max) - super + super(max) + @connection = connection @counter = 0 end @@ -234,16 +192,17 @@ module ActiveRecord # Initializes and connects a PostgreSQL adapter. def initialize(connection, logger, connection_parameters, config) - super(connection, logger) + super(connection, logger, config) @visitor = Arel::Visitors::PostgreSQL.new self if self.class.type_cast_config_to_boolean(config.fetch(:prepared_statements) { true }) @prepared_statements = true + @visitor.extend(DetermineIfPreparableVisitor) else @prepared_statements = false end - @connection_parameters, @config = connection_parameters, config + @connection_parameters = connection_parameters # @local_tz is initialized as nil to avoid warnings when connect tries to use it @local_tz = nil @@ -321,18 +280,18 @@ module ActiveRecord true end - # Enable standard-conforming strings if available. def set_standard_conforming_strings - old, self.client_min_messages = client_min_messages, 'panic' - execute('SET standard_conforming_strings = on', 'SCHEMA') rescue nil - ensure - self.client_min_messages = old + execute('SET standard_conforming_strings = on', 'SCHEMA') end def supports_ddl_transactions? true end + def supports_advisory_locks? + true + end + def supports_explain? true end @@ -351,6 +310,20 @@ module ActiveRecord postgresql_version >= 90300 end + def get_advisory_lock(lock_id) # :nodoc: + unless lock_id.is_a?(Integer) && lock_id.bit_length <= 63 + raise(ArgumentError, "Postgres requires advisory lock ids to be a signed 64 bit integer") + end + select_value("SELECT pg_try_advisory_lock(#{lock_id});") + end + + def release_advisory_lock(lock_id) # :nodoc: + unless lock_id.is_a?(Integer) && lock_id.bit_length <= 63 + raise(ArgumentError, "Postgres requires advisory lock ids to be a signed 64 bit integer") + end + select_value("SELECT pg_advisory_unlock(#{lock_id})") + end + def enable_extension(name) exec_query("CREATE EXTENSION IF NOT EXISTS \"#{name}\"").tap { reload_type_map @@ -417,12 +390,12 @@ module ActiveRecord "average" => "avg", } - protected + # Returns the version of the connected PostgreSQL server. + def postgresql_version + @connection.server_version + end - # Returns the version of the connected PostgreSQL server. - def postgresql_version - @connection.server_version - end + protected # See http://www.postgresql.org/docs/current/static/errcodes-appendix.html FOREIGN_KEY_VIOLATION = "23503" @@ -433,9 +406,9 @@ module ActiveRecord case exception.result.try(:error_field, PGresult::PG_DIAG_SQLSTATE) when UNIQUE_VIOLATION - RecordNotUnique.new(message, exception) + RecordNotUnique.new(message) when FOREIGN_KEY_VIOLATION - InvalidForeignKey.new(message, exception) + InvalidForeignKey.new(message) else super end @@ -488,15 +461,15 @@ module ActiveRecord m.register_type 'macaddr', OID::SpecializedString.new(:macaddr) m.register_type 'citext', OID::SpecializedString.new(:citext) m.register_type 'ltree', OID::SpecializedString.new(:ltree) + m.register_type 'line', OID::SpecializedString.new(:line) + m.register_type 'lseg', OID::SpecializedString.new(:lseg) + m.register_type 'box', OID::SpecializedString.new(:box) + m.register_type 'path', OID::SpecializedString.new(:path) + m.register_type 'polygon', OID::SpecializedString.new(:polygon) + m.register_type 'circle', OID::SpecializedString.new(:circle) # FIXME: why are we keeping these types as strings? m.alias_type 'interval', 'varchar' - m.alias_type 'path', 'varchar' - m.alias_type 'line', 'varchar' - m.alias_type 'polygon', 'varchar' - m.alias_type 'circle', 'varchar' - m.alias_type 'lseg', 'varchar' - m.alias_type 'box', 'varchar' register_class_with_precision m, 'time', Type::Time register_class_with_precision m, 'timestamp', OID::DateTime @@ -539,8 +512,13 @@ module ActiveRecord def extract_value_from_default(default) # :nodoc: case default # Quoted types - when /\A[\(B]?'(.*)'::/m - $1.gsub("''".freeze, "'".freeze) + when /\A[\(B]?'(.*)'.*::"?([\w. ]+)"?(?:\[\])?\z/m + # The default 'now'::date is CURRENT_DATE + if $1 == "now".freeze && $2 == "date".freeze + nil + else + $1.gsub("''".freeze, "'".freeze) + end # Boolean types when 'true'.freeze, 'false'.freeze default @@ -562,7 +540,7 @@ module ActiveRecord end def has_default_function?(default_value, default) # :nodoc: - !default_value && (%r{\w+\(.*\)} === default) + !default_value && (%r{\w+\(.*\)|\(.*\)::\w+} === default) end def load_additional_types(type_map, oids = nil) # :nodoc: @@ -594,16 +572,22 @@ module ActiveRecord FEATURE_NOT_SUPPORTED = "0A000" #:nodoc: - def execute_and_clear(sql, name, binds) - result = without_prepared_statement?(binds) ? exec_no_cache(sql, name, binds) : - exec_cache(sql, name, binds) + def execute_and_clear(sql, name, binds, prepare: false) + if without_prepared_statement?(binds) + result = exec_no_cache(sql, name, []) + elsif !prepare + result = exec_no_cache(sql, name, binds) + else + result = exec_cache(sql, name, binds) + end ret = yield result result.clear ret end def exec_no_cache(sql, name, binds) - log(sql, name, binds) { @connection.async_exec(sql, []) } + type_casted_binds = binds.map { |attr| type_cast(attr.value_for_database) } + log(sql, name, binds) { @connection.async_exec(sql, type_casted_binds) } end def exec_cache(sql, name, binds) @@ -614,7 +598,7 @@ module ActiveRecord @connection.exec_prepared(stmt_key, type_casted_binds) end rescue ActiveRecord::StatementInvalid => e - pgerror = e.original_exception + pgerror = e.cause # Get the PG code for the failure. Annoyingly, the code for # prepared statements whose return value may have changed is @@ -670,7 +654,7 @@ module ActiveRecord configure_connection rescue ::PG::Error => error if error.message.include?("does not exist") - raise ActiveRecord::NoDatabaseError.new(error.message, error) + raise ActiveRecord::NoDatabaseError else raise end @@ -685,7 +669,7 @@ module ActiveRecord self.client_min_messages = @config[:min_messages] || 'warning' self.schema_search_path = @config[:schema_search_path] || @config[:schema_order] - # Use standard-conforming strings if available so we don't have to do the E'...' dance. + # Use standard-conforming strings so we don't have to do the E'...' dance. set_standard_conforming_strings # If using Active Record's time zone support configure the connection to return @@ -711,15 +695,7 @@ module ActiveRecord end # Returns the current ID of a table's sequence. - def last_insert_id(sequence_name) #:nodoc: - Integer(last_insert_id_value(sequence_name)) - end - - def last_insert_id_value(sequence_name) - last_insert_id_result(sequence_name).rows.first.first - end - - def last_insert_id_result(sequence_name) #:nodoc: + def last_insert_id_result(sequence_name) # :nodoc: exec_query("SELECT currval('#{sequence_name}')", 'SQL') end @@ -756,12 +732,12 @@ module ActiveRecord end def extract_table_ref_from_insert_sql(sql) # :nodoc: - sql[/into\s+([^\(]*).*values\s*\(/im] + sql[/into\s("[A-Za-z0-9_."\[\]\s]+"|[A-Za-z0-9_."\[\]]+)\s*/im] $1.strip if $1 end def create_table_definition(name, temporary = false, options = nil, as = nil) # :nodoc: - PostgreSQL::TableDefinition.new native_database_types, name, temporary, options, as + PostgreSQL::TableDefinition.new(name, temporary, options, as) end def can_perform_case_insensitive_comparison_for?(column) @@ -837,7 +813,8 @@ module ActiveRecord ActiveRecord::Type.register(:json, OID::Json, adapter: :postgresql) ActiveRecord::Type.register(:jsonb, OID::Jsonb, adapter: :postgresql) ActiveRecord::Type.register(:money, OID::Money, adapter: :postgresql) - ActiveRecord::Type.register(:point, OID::Point, adapter: :postgresql) + ActiveRecord::Type.register(:point, OID::Rails51Point, adapter: :postgresql) + ActiveRecord::Type.register(:legacy_point, OID::Point, adapter: :postgresql) ActiveRecord::Type.register(:uuid, OID::Uuid, adapter: :postgresql) ActiveRecord::Type.register(:vector, OID::Vector, adapter: :postgresql) ActiveRecord::Type.register(:xml, OID::Xml, adapter: :postgresql) diff --git a/activerecord/lib/active_record/connection_adapters/schema_cache.rb b/activerecord/lib/active_record/connection_adapters/schema_cache.rb index 981d5d7a3c..eee142378c 100644 --- a/activerecord/lib/active_record/connection_adapters/schema_cache.rb +++ b/activerecord/lib/active_record/connection_adapters/schema_cache.rb @@ -10,7 +10,7 @@ module ActiveRecord @columns = {} @columns_hash = {} @primary_keys = {} - @tables = {} + @data_sources = {} end def initialize_dup(other) @@ -18,33 +18,38 @@ module ActiveRecord @columns = @columns.dup @columns_hash = @columns_hash.dup @primary_keys = @primary_keys.dup - @tables = @tables.dup + @data_sources = @data_sources.dup end def primary_keys(table_name) - @primary_keys[table_name] ||= table_exists?(table_name) ? connection.primary_key(table_name) : nil + @primary_keys[table_name] ||= data_source_exists?(table_name) ? connection.primary_key(table_name) : nil end # A cached lookup for table existence. - def table_exists?(name) - prepare_tables if @tables.empty? - return @tables[name] if @tables.key? name + def data_source_exists?(name) + prepare_data_sources if @data_sources.empty? + return @data_sources[name] if @data_sources.key? name - @tables[name] = connection.table_exists?(name) + @data_sources[name] = connection.data_source_exists?(name) end + alias table_exists? data_source_exists? + deprecate :table_exists? => "use #data_source_exists? instead" + # Add internal cache for table with +table_name+. def add(table_name) - if table_exists?(table_name) + if data_source_exists?(table_name) primary_keys(table_name) columns(table_name) columns_hash(table_name) end end - def tables(name) - @tables[name] + def data_sources(name) + @data_sources[name] end + alias tables data_sources + deprecate :tables => "use #data_sources instead" # Get the columns for a table def columns(table_name) @@ -64,36 +69,38 @@ module ActiveRecord @columns.clear @columns_hash.clear @primary_keys.clear - @tables.clear + @data_sources.clear @version = nil end def size - [@columns, @columns_hash, @primary_keys, @tables].map(&:size).inject :+ + [@columns, @columns_hash, @primary_keys, @data_sources].map(&:size).inject :+ end - # Clear out internal caches for table with +table_name+. - def clear_table_cache!(table_name) - @columns.delete table_name - @columns_hash.delete table_name - @primary_keys.delete table_name - @tables.delete table_name + # Clear out internal caches for the data source +name+. + def clear_data_source_cache!(name) + @columns.delete name + @columns_hash.delete name + @primary_keys.delete name + @data_sources.delete name end + alias clear_table_cache! clear_data_source_cache! + deprecate :clear_table_cache! => "use #clear_data_source_cache! instead" def marshal_dump # if we get current version during initialization, it happens stack over flow. @version = ActiveRecord::Migrator.current_version - [@version, @columns, @columns_hash, @primary_keys, @tables] + [@version, @columns, @columns_hash, @primary_keys, @data_sources] end def marshal_load(array) - @version, @columns, @columns_hash, @primary_keys, @tables = array + @version, @columns, @columns_hash, @primary_keys, @data_sources = array end private - def prepare_tables - connection.tables.each { |table| @tables[table] = true } + def prepare_data_sources + connection.data_sources.each { |source| @data_sources[source] = true } end end end diff --git a/activerecord/lib/active_record/connection_adapters/sqlite3/schema_creation.rb b/activerecord/lib/active_record/connection_adapters/sqlite3/schema_creation.rb new file mode 100644 index 0000000000..fe1dcbd710 --- /dev/null +++ b/activerecord/lib/active_record/connection_adapters/sqlite3/schema_creation.rb @@ -0,0 +1,15 @@ +module ActiveRecord + module ConnectionAdapters + module SQLite3 + class SchemaCreation < AbstractAdapter::SchemaCreation + private + def add_column_options!(sql, options) + if options[:collation] + sql << " COLLATE \"#{options[:collation]}\"" + end + super + end + end + end + end +end diff --git a/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb b/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb index 7faca9cb70..d1893f35f5 100644 --- a/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb @@ -1,5 +1,6 @@ require 'active_record/connection_adapters/abstract_adapter' require 'active_record/connection_adapters/statement_pool' +require 'active_record/connection_adapters/sqlite3/schema_creation' gem 'sqlite3', '~> 1.3.6' require 'sqlite3' @@ -32,7 +33,7 @@ module ActiveRecord ConnectionAdapters::SQLite3Adapter.new(db, logger, nil, config) rescue Errno::ENOENT => error if error.message.include?("No such file or directory") - raise ActiveRecord::NoDatabaseError.new(error.message, error) + raise ActiveRecord::NoDatabaseError else raise end @@ -64,18 +65,6 @@ module ActiveRecord boolean: { name: "boolean" } } - class Version - include Comparable - - def initialize(version_string) - @version = version_string.split('.').map(&:to_i) - end - - def <=>(version_string) - @version <=> version_string.split('.').map(&:to_i) - end - end - class StatementPool < ConnectionAdapters::StatementPool private @@ -84,19 +73,22 @@ module ActiveRecord end end + def schema_creation # :nodoc: + SQLite3::SchemaCreation.new self + end + def initialize(connection, logger, connection_options, config) - super(connection, logger) + super(connection, logger, config) @active = nil - @statements = StatementPool.new(@connection, - self.class.type_cast_config_to_integer(config.fetch(:statement_limit) { 1000 })) - @config = config + @statements = StatementPool.new(self.class.type_cast_config_to_integer(config.fetch(:statement_limit) { 1000 })) @visitor = Arel::Visitors::SQLite.new self @quoted_column_names = {} if self.class.type_cast_config_to_boolean(config.fetch(:prepared_statements) { true }) @prepared_statements = true + @visitor.extend(DetermineIfPreparableVisitor) else @prepared_statements = false end @@ -137,6 +129,10 @@ module ActiveRecord true end + def supports_datetime_with_precision? + true + end + def active? @active != false end @@ -226,7 +222,7 @@ module ActiveRecord end class ExplainPrettyPrinter - # Pretty prints the result of a EXPLAIN QUERY PLAN in a way that resembles + # Pretty prints the result of an EXPLAIN QUERY PLAN in a way that resembles # the output of the SQLite shell: # # 0|0|0|SEARCH TABLE users USING INTEGER PRIMARY KEY (rowid=?) (~1 rows) @@ -239,15 +235,18 @@ module ActiveRecord end end - def exec_query(sql, name = nil, binds = []) + def exec_query(sql, name = nil, binds = [], prepare: false) type_casted_binds = binds.map { |attr| type_cast(attr.value_for_database) } log(sql, name, binds) do # Don't cache statements if they are not prepared - if without_prepared_statement?(binds) + unless prepare stmt = @connection.prepare(sql) begin cols = stmt.columns + unless without_prepared_statement?(binds) + stmt.bind_params(type_casted_binds) + end records = stmt.to_a ensure stmt.close @@ -260,7 +259,7 @@ module ActiveRecord stmt = cache[:stmt] cols = cache[:cols] ||= stmt.columns stmt.reset! - stmt.bind_params type_casted_binds + stmt.bind_params(type_casted_binds) end ActiveRecord::Result.new(cols, stmt.to_a) @@ -281,22 +280,6 @@ module ActiveRecord log(sql, name) { @connection.execute(sql) } end - def update_sql(sql, name = nil) #:nodoc: - super - @connection.changes - end - - def delete_sql(sql, name = nil) #:nodoc: - sql += " WHERE 1=1" unless sql =~ /WHERE/i - super sql, name - end - - def insert_sql(sql, name = nil, pk = nil, id_value = nil, sequence_name = nil) #:nodoc: - super - id_value || @connection.last_insert_row_id - end - alias :create :insert_sql - def select_rows(sql, name = nil, binds = []) exec_query(sql, name, binds).rows end @@ -315,21 +298,56 @@ module ActiveRecord # SCHEMA STATEMENTS ======================================== - def tables(name = nil, table_name = nil) #:nodoc: - sql = <<-SQL - SELECT name - FROM sqlite_master - WHERE (type = 'table' OR type = 'view') AND NOT name = 'sqlite_sequence' - SQL - sql << " AND name = #{quote_table_name(table_name)}" if table_name - - exec_query(sql, 'SCHEMA').map do |row| - row['name'] + def tables(name = nil) # :nodoc: + ActiveSupport::Deprecation.warn(<<-MSG.squish) + #tables currently returns both tables and views. + This behavior is deprecated and will be changed with Rails 5.1 to only return tables. + Use #data_sources instead. + MSG + + if name + ActiveSupport::Deprecation.warn(<<-MSG.squish) + Passing arguments to #tables is deprecated without replacement. + MSG end + + data_sources + end + + def data_sources + select_values("SELECT name FROM sqlite_master WHERE type IN ('table','view') AND name <> 'sqlite_sequence'", 'SCHEMA') end def table_exists?(table_name) - table_name && tables(nil, table_name).any? + ActiveSupport::Deprecation.warn(<<-MSG.squish) + #table_exists? currently checks both tables and views. + This behavior is deprecated and will be changed with Rails 5.1 to only check tables. + Use #data_source_exists? instead. + MSG + + data_source_exists?(table_name) + end + + def data_source_exists?(table_name) + return false unless table_name.present? + + sql = "SELECT name FROM sqlite_master WHERE type IN ('table','view') AND name <> 'sqlite_sequence'" + sql << " AND name = #{quote(table_name)}" + + select_values(sql, 'SCHEMA').any? + end + + def views # :nodoc: + select_values("SELECT name FROM sqlite_master WHERE type = 'view' AND name <> 'sqlite_sequence'", 'SCHEMA') + end + + def view_exists?(view_name) # :nodoc: + return false unless view_name.present? + + sql = "SELECT name FROM sqlite_master WHERE type = 'view' AND name <> 'sqlite_sequence'" + sql << " AND name = #{quote(view_name)}" + + select_values(sql, 'SCHEMA').any? end # Returns an array of +Column+ objects for the table specified by +table_name+. @@ -344,9 +362,10 @@ module ActiveRecord field["dflt_value"] = $1.gsub('""', '"') end + collation = field['collation'] sql_type = field['type'] type_metadata = fetch_type_metadata(sql_type) - new_column(field['name'], field['dflt_value'], type_metadata, field['notnull'].to_i == 0) + new_column(field['name'], field['dflt_value'], type_metadata, field['notnull'].to_i == 0, nil, collation) end end @@ -375,13 +394,13 @@ module ActiveRecord end end - def primary_key(table_name) #:nodoc: + def primary_keys(table_name) # :nodoc: pks = table_structure(table_name).select { |f| f['pk'] > 0 } - return nil unless pks.count == 1 - pks[0]['name'] + pks.sort_by { |f| f['pk'] }.map { |f| f['name'] } end - def remove_index!(table_name, index_name) #:nodoc: + def remove_index(table_name, options = {}) #:nodoc: + index_name = index_name_for_remove(table_name, options) exec_query "DROP INDEX #{quote_column_name(index_name)}" end @@ -416,7 +435,9 @@ module ActiveRecord end end - def change_column_default(table_name, column_name, default) #:nodoc: + def change_column_default(table_name, column_name, default_or_changes) #:nodoc: + default = extract_new_default_value(default_or_changes) + alter_table(table_name) do |definition| definition[column_name].default = default end @@ -441,6 +462,7 @@ module ActiveRecord self.null = options[:null] if options.include?(:null) self.precision = options[:precision] if options.include?(:precision) self.scale = options[:scale] if options.include?(:scale) + self.collation = options[:collation] if options.include?(:collation) end end end @@ -454,9 +476,9 @@ module ActiveRecord protected def table_structure(table_name) - structure = exec_query("PRAGMA table_info(#{quote_table_name(table_name)})", 'SCHEMA').to_hash + structure = exec_query("PRAGMA table_info(#{quote_table_name(table_name)})", 'SCHEMA') raise(ActiveRecord::StatementInvalid, "Could not find table '#{table_name}'") if structure.empty? - structure + table_structure_with_collation(table_name, structure) end def alter_table(table_name, options = {}) #:nodoc: @@ -491,7 +513,7 @@ module ActiveRecord @definition.column(column_name, column.type, :limit => column.limit, :default => column.default, :precision => column.precision, :scale => column.scale, - :null => column.null) + :null => column.null, collation: column.collation) end yield @definition if block_given? end @@ -548,11 +570,51 @@ module ActiveRecord # Older versions of SQLite return: # column *column_name* is not unique when /column(s)? .* (is|are) not unique/, /UNIQUE constraint failed: .*/ - RecordNotUnique.new(message, exception) + RecordNotUnique.new(message) else super end end + + private + COLLATE_REGEX = /.*\"(\w+)\".*collate\s+\"(\w+)\".*/i.freeze + + def table_structure_with_collation(table_name, basic_structure) + collation_hash = {} + sql = "SELECT sql FROM + (SELECT * FROM sqlite_master UNION ALL + SELECT * FROM sqlite_temp_master) + WHERE type='table' and name='#{ table_name }' \;" + + # Result will have following sample string + # CREATE TABLE "users" ("id" INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL, + # "password_digest" varchar COLLATE "NOCASE"); + result = exec_query(sql, 'SCHEMA').first + + if result + # Splitting with left parantheses and picking up last will return all + # columns separated with comma(,). + columns_string = result["sql"].split('(').last + + columns_string.split(',').each do |column_string| + # This regex will match the column name and collation type and will save + # the value in $1 and $2 respectively. + collation_hash[$1] = $2 if (COLLATE_REGEX =~ column_string) + end + + basic_structure.map! do |column| + column_name = column['name'] + + if collation_hash.has_key? column_name + column['collation'] = collation_hash[column_name] + end + + column + end + else + basic_structure.to_hash + end + end end end end diff --git a/activerecord/lib/active_record/connection_adapters/statement_pool.rb b/activerecord/lib/active_record/connection_adapters/statement_pool.rb index 82e9ef3d3d..57463dd749 100644 --- a/activerecord/lib/active_record/connection_adapters/statement_pool.rb +++ b/activerecord/lib/active_record/connection_adapters/statement_pool.rb @@ -3,10 +3,9 @@ module ActiveRecord class StatementPool include Enumerable - def initialize(connection, max = 1000) + def initialize(max = 1000) @cache = Hash.new { |h,pid| h[pid] = {} } - @connection = connection - @max = max + @max = max end def each(&block) diff --git a/activerecord/lib/active_record/connection_handling.rb b/activerecord/lib/active_record/connection_handling.rb index d6b661ff76..a8b3d03ba5 100644 --- a/activerecord/lib/active_record/connection_handling.rb +++ b/activerecord/lib/active_record/connection_handling.rb @@ -8,7 +8,7 @@ module ActiveRecord # example for regular databases (MySQL, PostgreSQL, etc): # # ActiveRecord::Base.establish_connection( - # adapter: "mysql", + # adapter: "mysql2", # host: "localhost", # username: "myuser", # password: "mypass", @@ -35,14 +35,14 @@ module ActiveRecord # "postgres://myuser:mypass@localhost/somedatabase" # ) # - # In case <tt>ActiveRecord::Base.configurations</tt> is set (Rails - # automatically loads the contents of config/database.yml into it), + # In case {ActiveRecord::Base.configurations}[rdoc-ref:Core.configurations] + # is set (Rails automatically loads the contents of config/database.yml into it), # a symbol can also be given as argument, representing a key in the # configuration hash: # # ActiveRecord::Base.establish_connection(:production) # - # The exceptions AdapterNotSpecified, AdapterNotFound and ArgumentError + # The exceptions AdapterNotSpecified, AdapterNotFound and +ArgumentError+ # may be returned on an error. def establish_connection(spec = nil) spec ||= DEFAULT_ENV.call.to_sym diff --git a/activerecord/lib/active_record/core.rb b/activerecord/lib/active_record/core.rb index 8a014e682e..475a298467 100644 --- a/activerecord/lib/active_record/core.rb +++ b/activerecord/lib/active_record/core.rb @@ -162,11 +162,13 @@ module ActiveRecord } record = statement.execute([id], self, connection).first unless record - raise RecordNotFound, "Couldn't find #{name} with '#{primary_key}'=#{id}" + raise RecordNotFound.new("Couldn't find #{name} with '#{primary_key}'=#{id}", + name, primary_key, id) end record rescue RangeError - raise RecordNotFound, "Couldn't find #{name} with an out of range value for '#{primary_key}'" + raise RecordNotFound.new("Couldn't find #{name} with an out of range value for '#{primary_key}'", + name, primary_key) end def find_by(*args) # :nodoc: @@ -175,7 +177,7 @@ module ActiveRecord hash = args.first return super if hash.values.any? { |v| - v.nil? || Array === v || Hash === v + v.nil? || Array === v || Hash === v || Relation === v } # We can't cache Post.find_by(author: david) ...yet @@ -191,15 +193,15 @@ module ActiveRecord } begin statement.execute(hash.values, self, connection).first - rescue TypeError => e - raise ActiveRecord::StatementInvalid.new(e.message, e) + rescue TypeError + raise ActiveRecord::StatementInvalid rescue RangeError nil end end def find_by!(*args) # :nodoc: - find_by(*args) or raise RecordNotFound.new("Couldn't find #{name}") + find_by(*args) or raise RecordNotFound.new("Couldn't find #{name}", name) end def initialize_generated_modules # :nodoc: @@ -273,7 +275,7 @@ module ActiveRecord def relation # :nodoc: relation = Relation.create(self, arel_table, predicate_builder) - if finder_needs_type_condition? + if finder_needs_type_condition? && !ignore_default_scope? relation.where(type_condition).create_with(inheritance_column.to_sym => sti_name) else relation @@ -294,7 +296,7 @@ module ActiveRecord # # Instantiates a single new object # User.new(first_name: 'Jamie') def initialize(attributes = nil) - @attributes = self.class._default_attributes.dup + @attributes = self.class._default_attributes.deep_dup self.class.define_attribute_methods init_internals @@ -303,12 +305,12 @@ module ActiveRecord assign_attributes(attributes) if attributes yield self if block_given? - run_callbacks :initialize + _run_initialize_callbacks end # Initialize an empty model object from +coder+. +coder+ should be # the result of previously encoding an Active Record model, using - # `encode_with` + # #encode_with. # # class Post < ActiveRecord::Base # end @@ -330,8 +332,8 @@ module ActiveRecord self.class.define_attribute_methods - run_callbacks :find - run_callbacks :initialize + _run_find_callbacks + _run_initialize_callbacks self end @@ -364,10 +366,10 @@ module ActiveRecord ## def initialize_dup(other) # :nodoc: - @attributes = @attributes.dup + @attributes = @attributes.deep_dup @attributes.reset(self.class.primary_key) - run_callbacks(:initialize) + _run_initialize_callbacks @new_record = true @destroyed = false @@ -377,7 +379,7 @@ module ActiveRecord # Populate +coder+ with attributes about this record that should be # serialized. The structure of +coder+ defined in this method is - # guaranteed to match the structure of +coder+ passed to the +init_with+ + # guaranteed to match the structure of +coder+ passed to the #init_with # method. # # Example: @@ -475,7 +477,7 @@ module ActiveRecord "#<#{self.class} #{inspection}>" end - # Takes a PP and prettily prints this record to it, allowing you to get a nice result from `pp record` + # Takes a PP and prettily prints this record to it, allowing you to get a nice result from <tt>pp record</tt> # when pp is required. def pretty_print(pp) return super if custom_inspect_method_defined? diff --git a/activerecord/lib/active_record/counter_cache.rb b/activerecord/lib/active_record/counter_cache.rb index 82596b63df..9e7d391c70 100644 --- a/activerecord/lib/active_record/counter_cache.rb +++ b/activerecord/lib/active_record/counter_cache.rb @@ -45,14 +45,14 @@ module ActiveRecord end # A generic "counter updater" implementation, intended primarily to be - # used by increment_counter and decrement_counter, but which may also + # used by #increment_counter and #decrement_counter, but which may also # be useful on its own. It simply does a direct SQL update for the record # with the given ID, altering the given hash of counters by the amount # given by the corresponding value: # # ==== Parameters # - # * +id+ - The id of the object you wish to update a counter on or an Array of ids. + # * +id+ - The id of the object you wish to update a counter on or an array of ids. # * +counters+ - A Hash containing the names of the fields # to update as keys and the amount to update the field by as values. # @@ -86,14 +86,14 @@ module ActiveRecord # Increment a numeric field by one, via a direct SQL update. # # This method is used primarily for maintaining counter_cache columns that are - # used to store aggregate values. For example, a DiscussionBoard may cache + # used to store aggregate values. For example, a +DiscussionBoard+ may cache # posts_count and comments_count to avoid running an SQL query to calculate the # number of posts and comments there are, each time it is displayed. # # ==== Parameters # # * +counter_name+ - The name of the field that should be incremented. - # * +id+ - The id of the object that should be incremented or an Array of ids. + # * +id+ - The id of the object that should be incremented or an array of ids. # # ==== Examples # @@ -105,13 +105,13 @@ module ActiveRecord # Decrement a numeric field by one, via a direct SQL update. # - # This works the same as increment_counter but reduces the column value by + # This works the same as #increment_counter but reduces the column value by # 1 instead of increasing it. # # ==== Parameters # # * +counter_name+ - The name of the field that should be decremented. - # * +id+ - The id of the object that should be decremented or an Array of ids. + # * +id+ - The id of the object that should be decremented or an array of ids. # # ==== Examples # diff --git a/activerecord/lib/active_record/enum.rb b/activerecord/lib/active_record/enum.rb index 2b99899e42..8655f68308 100644 --- a/activerecord/lib/active_record/enum.rb +++ b/activerecord/lib/active_record/enum.rb @@ -18,10 +18,9 @@ module ActiveRecord # conversation.archived? # => true # conversation.status # => "archived" # - # # conversation.update! status: 1 + # # conversation.status = 1 # conversation.status = "archived" # - # # conversation.update! status: nil # conversation.status = nil # conversation.status.nil? # => true # conversation.status # => nil @@ -47,13 +46,13 @@ module ActiveRecord # Good practice is to let the first declared status be the default. # # Finally, it's also possible to explicitly map the relation between attribute and - # database integer with a +Hash+: + # database integer with a hash: # # class Conversation < ActiveRecord::Base # enum status: { active: 0, archived: 1 } # end # - # Note that when an +Array+ is used, the implicit mapping from the values to database + # Note that when an array is used, the implicit mapping from the values to database # integers is derived from the order the values appear in the array. In the example, # <tt>:active</tt> is mapped to +0+ as it's the first element, and <tt>:archived</tt> # is mapped to +1+. In general, the +i+-th element is mapped to <tt>i-1</tt> in the @@ -61,7 +60,7 @@ module ActiveRecord # # Therefore, once a value is added to the enum array, its position in the array must # be maintained, and new values should only be added to the end of the array. To - # remove unused values, the explicit +Hash+ syntax should be used. + # remove unused values, the explicit hash syntax should be used. # # In rare circumstances you might need to access the mapping directly. # The mappings are exposed through a class method with the pluralized attribute @@ -75,6 +74,24 @@ module ActiveRecord # # Conversation.where("status <> ?", Conversation.statuses[:archived]) # + # You can use the +:_prefix+ or +:_suffix+ options when you need to define + # multiple enums with same values. If the passed value is +true+, the methods + # are prefixed/suffixed with the name of the enum. It is also possible to + # supply a custom value: + # + # class Conversation < ActiveRecord::Base + # enum status: [:active, :archived], _suffix: true + # enum comments_status: [:active, :inactive], _prefix: :comments + # end + # + # With the above example, the bang and predicate methods along with the + # associated scopes are now prefixed and/or suffixed accordingly: + # + # conversation.active_status! + # conversation.archived_status? # => false + # + # conversation.comments_inactive! + # conversation.comments_active? # => false module Enum def self.extended(base) # :nodoc: @@ -87,7 +104,7 @@ module ActiveRecord super end - class EnumType < Type::Value + class EnumType < Type::Value # :nodoc: def initialize(name, mapping) @name = name @mapping = mapping @@ -101,19 +118,25 @@ module ActiveRecord elsif mapping.has_value?(value) mapping.key(value) else - raise ArgumentError, "'#{value}' is not a valid #{name}" + assert_valid_value(value) end end def deserialize(value) return if value.nil? - mapping.key(value.to_i) + mapping.key(value) end def serialize(value) mapping.fetch(value, value) end + def assert_valid_value(value) + unless value.blank? || mapping.has_key?(value) || mapping.has_value?(value) + raise ArgumentError, "'#{value}' is not a valid #{name}" + end + end + protected attr_reader :name, :mapping @@ -121,6 +144,8 @@ module ActiveRecord def enum(definitions) klass = self + enum_prefix = definitions.delete(:_prefix) + enum_suffix = definitions.delete(:_suffix) definitions.each do |name, values| # statuses = { } enum_values = ActiveSupport::HashWithIndifferentAccess.new @@ -138,19 +163,31 @@ module ActiveRecord _enum_methods_module.module_eval do pairs = values.respond_to?(:each_pair) ? values.each_pair : values.each_with_index pairs.each do |value, i| + if enum_prefix == true + prefix = "#{name}_" + elsif enum_prefix + prefix = "#{enum_prefix}_" + end + if enum_suffix == true + suffix = "_#{name}" + elsif enum_suffix + suffix = "_#{enum_suffix}" + end + + value_method_name = "#{prefix}#{value}#{suffix}" enum_values[value] = i # def active?() status == 0 end - klass.send(:detect_enum_conflict!, name, "#{value}?") - define_method("#{value}?") { self[name] == value.to_s } + klass.send(:detect_enum_conflict!, name, "#{value_method_name}?") + define_method("#{value_method_name}?") { self[name] == value.to_s } # def active!() update! status: :active end - klass.send(:detect_enum_conflict!, name, "#{value}!") - define_method("#{value}!") { update! name => value } + klass.send(:detect_enum_conflict!, name, "#{value_method_name}!") + define_method("#{value_method_name}!") { update! name => value } # scope :active, -> { where status: 0 } - klass.send(:detect_enum_conflict!, name, value, true) - klass.scope value, -> { klass.where name => value } + klass.send(:detect_enum_conflict!, name, value_method_name, true) + klass.scope value_method_name, -> { where(name => value) } end end defined_enums[name.to_s] = enum_values @@ -173,30 +210,22 @@ module ActiveRecord def detect_enum_conflict!(enum_name, method_name, klass_method = false) if klass_method && dangerous_class_method?(method_name) - raise ArgumentError, ENUM_CONFLICT_MESSAGE % { - enum: enum_name, - klass: self.name, - type: 'class', - method: method_name, - source: 'Active Record' - } + raise_conflict_error(enum_name, method_name, type: 'class') elsif !klass_method && dangerous_attribute_method?(method_name) - raise ArgumentError, ENUM_CONFLICT_MESSAGE % { - enum: enum_name, - klass: self.name, - type: 'instance', - method: method_name, - source: 'Active Record' - } + raise_conflict_error(enum_name, method_name) elsif !klass_method && method_defined_within?(method_name, _enum_methods_module, Module) - raise ArgumentError, ENUM_CONFLICT_MESSAGE % { - enum: enum_name, - klass: self.name, - type: 'instance', - method: method_name, - source: 'another enum' - } + raise_conflict_error(enum_name, method_name, source: 'another enum') end end + + def raise_conflict_error(enum_name, method_name, type: 'instance', source: 'Active Record') + raise ArgumentError, ENUM_CONFLICT_MESSAGE % { + enum: enum_name, + klass: self.name, + type: type, + method: method_name, + source: source + } + end end end diff --git a/activerecord/lib/active_record/errors.rb b/activerecord/lib/active_record/errors.rb index 0f1759abaa..e5906b6756 100644 --- a/activerecord/lib/active_record/errors.rb +++ b/activerecord/lib/active_record/errors.rb @@ -7,8 +7,10 @@ module ActiveRecord end # Raised when the single-table inheritance mechanism fails to locate the subclass - # (for example due to improper usage of column that +inheritance_column+ points to). - class SubclassNotFound < ActiveRecordError #:nodoc: + # (for example due to improper usage of column that + # {ActiveRecord::Base.inheritance_column}[rdoc-ref:ModelSchema::ClassMethods#inheritance_column] + # points to). + class SubclassNotFound < ActiveRecordError end # Raised when an object assigned to an association has an incorrect type. @@ -40,27 +42,40 @@ module ActiveRecord class AdapterNotFound < ActiveRecordError end - # Raised when connection to the database could not been established (for - # example when +connection=+ is given a nil object). + # Raised when connection to the database could not been established (for example when + # {ActiveRecord::Base.connection=}[rdoc-ref:ConnectionHandling#connection] + # is given a nil object). class ConnectionNotEstablished < ActiveRecordError end - # Raised when Active Record cannot find record by given id or set of ids. + # Raised when Active Record cannot find a record by given id or set of ids. class RecordNotFound < ActiveRecordError + attr_reader :model, :primary_key, :id + + def initialize(message = nil, model = nil, primary_key = nil, id = nil) + @primary_key = primary_key + @model = model + @id = id + + super(message) + end end - # Raised by ActiveRecord::Base.save! and ActiveRecord::Base.create! methods when record cannot be - # saved because record is invalid. + # Raised by {ActiveRecord::Base#save!}[rdoc-ref:Persistence#save!] and + # {ActiveRecord::Base.create!}[rdoc-ref:Persistence::ClassMethods#create!] + # methods when a record is invalid and can not be saved. class RecordNotSaved < ActiveRecordError attr_reader :record - def initialize(message, record = nil) + def initialize(message = nil, record = nil) @record = record super(message) end end - # Raised by ActiveRecord::Base.destroy! when a call to destroy would return false. + # Raised by {ActiveRecord::Base#destroy!}[rdoc-ref:Persistence#destroy!] + # when a call to {#destroy}[rdoc-ref:Persistence#destroy!] + # would return false. # # begin # complex_operation_that_internally_calls_destroy! @@ -71,7 +86,7 @@ module ActiveRecord class RecordNotDestroyed < ActiveRecordError attr_reader :record - def initialize(message, record = nil) + def initialize(message = nil, record = nil) @record = record super(message) end @@ -79,18 +94,26 @@ module ActiveRecord # Superclass for all database execution errors. # - # Wraps the underlying database error as +original_exception+. + # Wraps the underlying database error as +cause+. class StatementInvalid < ActiveRecordError - attr_reader :original_exception - def initialize(message, original_exception = nil) - super(message) - @original_exception = original_exception + def initialize(message = nil, original_exception = nil) + if original_exception + ActiveSupport::Deprecation.warn("Passing #original_exception is deprecated and has no effect. " \ + "Exceptions will automatically capture the original exception.", caller) + end + + super(message || $!.try(:message)) + end + + def original_exception + ActiveSupport::Deprecation.warn("#original_exception is deprecated. Use #cause instead.", caller) + cause end end # Defunct wrapper class kept for compatibility. - # +StatementInvalid+ wraps the original exception now. + # StatementInvalid wraps the original exception now. class WrappedDatabaseException < StatementInvalid end @@ -103,8 +126,8 @@ module ActiveRecord end # Raised when number of bind variables in statement given to +:condition+ key - # (for example, when using +find+ method) does not match number of expected - # values supplied. + # (for example, when using {ActiveRecord::Base.find}[rdoc-ref:FinderMethods#find] method) + # does not match number of expected values supplied. # # For example, when there are two placeholders with only one value supplied: # @@ -125,16 +148,22 @@ module ActiveRecord class StaleObjectError < ActiveRecordError attr_reader :record, :attempted_action - def initialize(record, attempted_action) - super("Attempted to #{attempted_action} a stale object: #{record.class.name}") - @record = record - @attempted_action = attempted_action + def initialize(record = nil, attempted_action = nil) + if record && attempted_action + @record = record + @attempted_action = attempted_action + super("Attempted to #{attempted_action} a stale object: #{record.class.name}.") + else + super("Stale object error.") + end end end # Raised when association is being configured improperly or user tries to use - # offset and limit together with +has_many+ or +has_and_belongs_to_many+ + # offset and limit together with + # {ActiveRecord::Base.has_many}[rdoc-ref:Associations::ClassMethods#has_many] or + # {ActiveRecord::Base.has_and_belongs_to_many}[rdoc-ref:Associations::ClassMethods#has_and_belongs_to_many] # associations. class ConfigurationError < ActiveRecordError end @@ -143,9 +172,10 @@ module ActiveRecord class ReadOnlyRecord < ActiveRecordError end - # ActiveRecord::Transactions::ClassMethods.transaction uses this exception - # to distinguish a deliberate rollback from other exceptional situations. - # Normally, raising an exception will cause the +transaction+ method to rollback + # {ActiveRecord::Base.transaction}[rdoc-ref:Transactions::ClassMethods#transaction] + # uses this exception to distinguish a deliberate rollback from other exceptional situations. + # Normally, raising an exception will cause the + # {.transaction}[rdoc-ref:Transactions::ClassMethods#transaction] method to rollback # the database transaction *and* pass on the exception. But if you raise an # ActiveRecord::Rollback exception, then the database transaction will be rolled back, # without passing on the exception. @@ -182,25 +212,26 @@ module ActiveRecord UnknownAttributeError = ActiveModel::UnknownAttributeError # Raised when an error occurred while doing a mass assignment to an attribute through the - # +attributes=+ method. The exception has an +attribute+ property that is the name of the - # offending attribute. + # {ActiveRecord::Base#attributes=}[rdoc-ref:AttributeAssignment#attributes=] method. + # The exception has an +attribute+ property that is the name of the offending attribute. class AttributeAssignmentError < ActiveRecordError attr_reader :exception, :attribute - def initialize(message, exception, attribute) + def initialize(message = nil, exception = nil, attribute = nil) super(message) @exception = exception @attribute = attribute end end - # Raised when there are multiple errors while doing a mass assignment through the +attributes+ + # Raised when there are multiple errors while doing a mass assignment through the + # {ActiveRecord::Base#attributes=}[rdoc-ref:AttributeAssignment#attributes=] # method. The exception has an +errors+ property that contains an array of AttributeAssignmentError # objects, each corresponding to the error while assigning to an attribute. class MultiparameterAssignmentErrors < ActiveRecordError attr_reader :errors - def initialize(errors) + def initialize(errors = nil) @errors = errors end end @@ -209,11 +240,16 @@ module ActiveRecord class UnknownPrimaryKey < ActiveRecordError attr_reader :model - def initialize(model) - super("Unknown primary key for table #{model.table_name} in model #{model}.") - @model = model + def initialize(model = nil, description = nil) + if model + message = "Unknown primary key for table #{model.table_name} in model #{model}." + message += "\n#{description}" if description + @model = model + super(message) + else + super("Unknown primary key.") + end end - end # Raised when a relation cannot be mutated because it's already loaded. @@ -236,7 +272,7 @@ module ActiveRecord # * You are joining an existing open transaction # * You are creating a nested (savepoint) transaction # - # The mysql, mysql2 and postgresql adapters support setting the transaction isolation level. + # The mysql2 and postgresql adapters support setting the transaction isolation level. class TransactionIsolationError < ActiveRecordError end end diff --git a/activerecord/lib/active_record/explain_registry.rb b/activerecord/lib/active_record/explain_registry.rb index f5cd57e075..b652932f9c 100644 --- a/activerecord/lib/active_record/explain_registry.rb +++ b/activerecord/lib/active_record/explain_registry.rb @@ -7,7 +7,7 @@ module ActiveRecord # # returns the collected queries local to the current thread. # - # See the documentation of <tt>ActiveSupport::PerThreadRegistry</tt> + # See the documentation of ActiveSupport::PerThreadRegistry # for further details. class ExplainRegistry # :nodoc: extend ActiveSupport::PerThreadRegistry diff --git a/activerecord/lib/active_record/explain_subscriber.rb b/activerecord/lib/active_record/explain_subscriber.rb index 6a49936644..90bcf5a205 100644 --- a/activerecord/lib/active_record/explain_subscriber.rb +++ b/activerecord/lib/active_record/explain_subscriber.rb @@ -14,12 +14,12 @@ module ActiveRecord end # SCHEMA queries cannot be EXPLAINed, also we do not want to run EXPLAIN on - # our own EXPLAINs now matter how loopingly beautiful that would be. + # our own EXPLAINs no matter how loopingly beautiful that would be. # # On the other hand, we want to monitor the performance of our real database # queries, not the performance of the access to the query cache. IGNORED_PAYLOADS = %w(SCHEMA EXPLAIN CACHE) - EXPLAINED_SQLS = /\A\s*(select|update|delete|insert)\b/i + EXPLAINED_SQLS = /\A\s*(with|select|update|delete|insert)\b/i def ignore_payload?(payload) payload[:exception] || IGNORED_PAYLOADS.include?(payload[:name]) || payload[:sql] !~ EXPLAINED_SQLS end diff --git a/activerecord/lib/active_record/fixture_set/file.rb b/activerecord/lib/active_record/fixture_set/file.rb index 8132310c91..f969556c50 100644 --- a/activerecord/lib/active_record/fixture_set/file.rb +++ b/activerecord/lib/active_record/fixture_set/file.rb @@ -17,24 +17,39 @@ module ActiveRecord def initialize(file) @file = file - @rows = nil end def each(&block) rows.each(&block) end + def model_class + config_row['model_class'] + end private def rows - return @rows if @rows + @rows ||= raw_rows.reject { |fixture_name, _| fixture_name == '_fixture' } + end + + def config_row + @config_row ||= begin + row = raw_rows.find { |fixture_name, _| fixture_name == '_fixture' } + if row + row.last + else + {'model_class': nil} + end + end + end - begin + def raw_rows + @raw_rows ||= begin data = YAML.load(render(IO.read(@file))) + data ? validate(data).to_a : [] rescue ArgumentError, Psych::SyntaxError => error raise Fixture::FormatError, "a YAML error occurred parsing #{@file}. Please note that YAML must be consistently indented using spaces. Tabs are not allowed. Please have a look at http://www.yaml.org/faq.html\nThe exact error was:\n #{error.class}: #{error}", error.backtrace end - @rows = data ? validate(data).to_a : [] end def render(content) diff --git a/activerecord/lib/active_record/fixtures.rb b/activerecord/lib/active_record/fixtures.rb index 2c1771dd6c..ed1bbf5dcd 100644 --- a/activerecord/lib/active_record/fixtures.rb +++ b/activerecord/lib/active_record/fixtures.rb @@ -89,7 +89,7 @@ module ActiveRecord # end # # In order to use these methods to access fixtured data within your testcases, you must specify one of the - # following in your <tt>ActiveSupport::TestCase</tt>-derived class: + # following in your ActiveSupport::TestCase-derived class: # # - to fully enable instantiated fixtures (enable alternate methods #1 and #2 above) # self.use_instantiated_fixtures = true @@ -110,7 +110,7 @@ module ActiveRecord # <% 1.upto(1000) do |i| %> # fix_<%= i %>: # id: <%= i %> - # name: guy_<%= 1 %> + # name: guy_<%= i %> # <% end %> # # This will create 1000 very simple fixtures. @@ -124,7 +124,7 @@ module ActiveRecord # # Helper methods defined in a fixture will not be available in other fixtures, to prevent against # unwanted inter-test dependencies. Methods used by multiple fixtures should be defined in a module - # that is included in <tt>ActiveRecord::FixtureSet.context_class</tt>. + # that is included in ActiveRecord::FixtureSet.context_class. # # - define a helper method in `test_helper.rb` # module FixtureFileHelpers @@ -395,6 +395,20 @@ module ActiveRecord # <<: *DEFAULTS # # Any fixture labeled "DEFAULTS" is safely ignored. + # + # == Configure the fixture model class + # + # It's possible to set the fixture's model class directly in the YAML file. + # This is helpful when fixtures are loaded outside tests and + # +set_fixture_class+ is not available (e.g. + # when running <tt>rails db:fixtures:load</tt>). + # + # _fixture: + # model_class: User + # david: + # name: David + # + # Any fixtures labeled "_fixture" are safely ignored. class FixtureSet #-- # An instance of FixtureSet is normally stored in a single YAML file and @@ -578,21 +592,16 @@ module ActiveRecord @name = name @path = path @config = config - @model_class = nil - if class_name.is_a?(Class) # TODO: Should be an AR::Base type class, or any? - @model_class = class_name - else - @model_class = class_name.safe_constantize if class_name - end + self.model_class = class_name + + @fixtures = read_fixture_files(path) @connection = connection @table_name = ( model_class.respond_to?(:table_name) ? model_class.table_name : self.class.default_fixture_table_name(name, config) ) - - @fixtures = read_fixture_files path, @model_class end def [](x) @@ -615,7 +624,6 @@ module ActiveRecord # a list of rows to insert to that table. def table_rows now = config.default_timezone == :utc ? Time.now.utc : Time.now - now = now.to_s(:db) # allow a standard key to be used for doing defaults in YAML fixtures.delete('DEFAULTS') @@ -644,6 +652,13 @@ module ActiveRecord row[primary_key_name] = ActiveRecord::FixtureSet.identify(label, primary_key_type) end + # Resolve enums + model_class.defined_enums.each do |name, values| + if row.include?(name) + row[name] = values.fetch(row[name], row[name]) + end + end + # If STI is used, find the correct subclass for association reflection reflection_class = if row.include?(inheritance_column_name) @@ -664,7 +679,7 @@ module ActiveRecord row[association.foreign_type] = $1 end - fk_type = association.active_record.type_for_attribute(fk_name).type + fk_type = reflection_class.type_for_attribute(fk_name).type row[fk_name] = ActiveRecord::FixtureSet.identify(value, fk_type) end when :has_many @@ -755,13 +770,25 @@ module ActiveRecord @column_names ||= @connection.columns(@table_name).collect(&:name) end - def read_fixture_files(path, model_class) + def model_class=(class_name) + if class_name.is_a?(Class) # TODO: Should be an AR::Base type class, or any? + @model_class = class_name + else + @model_class = class_name.safe_constantize if class_name + end + end + + # Loads the fixtures from the YAML file at +path+. + # If the file sets the +model_class+ and current instance value is not set, + # it uses the file value. + def read_fixture_files(path) yaml_files = Dir["#{path}/{**,*}/*.yml"].select { |f| ::File.file?(f) } + [yaml_file_path(path)] yaml_files.each_with_object({}) do |file, fixtures| FixtureSet::File.open(file) do |fh| + self.model_class ||= fh.model_class if fh.model_class fh.each do |fixture_name, row| fixtures[fixture_name] = ActiveRecord::Fixture.new(row, model_class) end @@ -821,12 +848,12 @@ module ActiveRecord module TestFixtures extend ActiveSupport::Concern - def before_setup + def before_setup # :nodoc: setup_fixtures super end - def after_teardown + def after_teardown # :nodoc: super teardown_fixtures end @@ -848,9 +875,7 @@ module ActiveRecord self.pre_loaded_fixtures = false self.config = ActiveRecord::Base - self.fixture_class_names = Hash.new do |h, fixture_set_name| - h[fixture_set_name] = ActiveRecord::FixtureSet.default_fixture_model_name(fixture_set_name, self.config) - end + self.fixture_class_names = {} silence_warnings do define_singleton_method :use_transactional_tests do diff --git a/activerecord/lib/active_record/gem_version.rb b/activerecord/lib/active_record/gem_version.rb index a388b529c9..ecf4046bff 100644 --- a/activerecord/lib/active_record/gem_version.rb +++ b/activerecord/lib/active_record/gem_version.rb @@ -8,7 +8,7 @@ module ActiveRecord MAJOR = 5 MINOR = 0 TINY = 0 - PRE = "alpha" + PRE = "beta1" STRING = [MAJOR, MINOR, TINY, PRE].compact.join(".") end diff --git a/activerecord/lib/active_record/inheritance.rb b/activerecord/lib/active_record/inheritance.rb index e613d157aa..6259c4cd33 100644 --- a/activerecord/lib/active_record/inheritance.rb +++ b/activerecord/lib/active_record/inheritance.rb @@ -51,11 +51,11 @@ module ActiveRecord end attrs = args.first - if subclass_from_attributes?(attrs) - subclass = subclass_from_attributes(attrs) + if has_attribute?(inheritance_column) + subclass = subclass_from_attributes(attrs) || subclass_from_attributes(column_defaults) end - if subclass + if subclass && subclass != self subclass.new(*args, &block) else super @@ -82,7 +82,7 @@ module ActiveRecord # Returns the class descending directly from ActiveRecord::Base, or # an abstract class, if any, in the inheritance hierarchy. # - # If A extends AR::Base, A.base_class will return A. If B descends from A + # If A extends ActiveRecord::Base, A.base_class will return A. If B descends from A # through some arbitrarily deep hierarchy, B.base_class will return A. # # If B < A and C < B and if A is an abstract_class then both B.base_class @@ -163,21 +163,27 @@ module ActiveRecord end def using_single_table_inheritance?(record) - record[inheritance_column].present? && columns_hash.include?(inheritance_column) + record[inheritance_column].present? && has_attribute?(inheritance_column) end def find_sti_class(type_name) - if store_full_sti_class - ActiveSupport::Dependencies.constantize(type_name) - else - compute_type(type_name) + subclass = begin + if store_full_sti_class + ActiveSupport::Dependencies.constantize(type_name) + else + compute_type(type_name) + end + rescue NameError + raise SubclassNotFound, + "The single-table inheritance mechanism failed to locate the subclass: '#{type_name}'. " \ + "This error is raised because the column '#{inheritance_column}' is reserved for storing the class in case of inheritance. " \ + "Please rename this column if you didn't intend it to be used for storing the inheritance class " \ + "or overwrite #{name}.inheritance_column to use another column for that information." + end + unless subclass == self || descendants.include?(subclass) + raise SubclassNotFound, "Invalid single-table inheritance type: #{subclass.name} is not a subclass of #{name}" end - rescue NameError - raise SubclassNotFound, - "The single-table inheritance mechanism failed to locate the subclass: '#{type_name}'. " + - "This error is raised because the column '#{inheritance_column}' is reserved for storing the class in case of inheritance. " + - "Please rename this column if you didn't intend it to be used for storing the inheritance class " + - "or overwrite #{name}.inheritance_column to use another column for that information." + subclass end def type_condition(table = arel_table) @@ -189,24 +195,13 @@ module ActiveRecord # Detect the subclass from the inheritance column of attrs. If the inheritance column value # is not self or a valid subclass, raises ActiveRecord::SubclassNotFound - # If this is a StrongParameters hash, and access to inheritance_column is not permitted, - # this will ignore the inheritance column and return nil - def subclass_from_attributes?(attrs) - attribute_names.include?(inheritance_column) && attrs.is_a?(Hash) - end - def subclass_from_attributes(attrs) - subclass_name = attrs.with_indifferent_access[inheritance_column] - - if subclass_name.present? - subclass = find_sti_class(subclass_name) - - if subclass.name != self.name - unless descendants.include?(subclass) - raise ActiveRecord::SubclassNotFound.new("Invalid single-table inheritance type: #{subclass.name} is not a subclass of #{name}") - end + attrs = attrs.to_h if attrs.respond_to?(:permitted?) + if attrs.is_a?(Hash) + subclass_name = attrs.with_indifferent_access[inheritance_column] - subclass + if subclass_name.present? + find_sti_class(subclass_name) end end end diff --git a/activerecord/lib/active_record/integration.rb b/activerecord/lib/active_record/integration.rb index 15b2f65dcb..466c8509a4 100644 --- a/activerecord/lib/active_record/integration.rb +++ b/activerecord/lib/active_record/integration.rb @@ -10,12 +10,12 @@ module ActiveRecord # Indicates the format used to generate the timestamp in the cache key. # Accepts any of the symbols in <tt>Time::DATE_FORMATS</tt>. # - # This is +:nsec+, by default. + # This is +:usec+, by default. class_attribute :cache_timestamp_format, :instance_writer => false - self.cache_timestamp_format = :nsec + self.cache_timestamp_format = :usec end - # Returns a String, which Action Pack uses for constructing an URL to this + # Returns a String, which Action Pack uses for constructing a URL to this # object. The default implementation returns this record's id as a String, # or nil if this record's unsaved. # @@ -84,7 +84,7 @@ module ActiveRecord # Values longer than 20 characters will be truncated. The value # is truncated word by word. # - # user = User.find_by(name: 'David HeinemeierHansson') + # user = User.find_by(name: 'David Heinemeier Hansson') # user.id # => 125 # user_path(user) # => "/users/125-david" # diff --git a/activerecord/lib/active_record/internal_metadata.rb b/activerecord/lib/active_record/internal_metadata.rb new file mode 100644 index 0000000000..e5c6e5c885 --- /dev/null +++ b/activerecord/lib/active_record/internal_metadata.rb @@ -0,0 +1,46 @@ +require 'active_record/scoping/default' +require 'active_record/scoping/named' + +module ActiveRecord + # This class is used to create a table that keeps track of values and keys such + # as which environment migrations were run in. + class InternalMetadata < ActiveRecord::Base # :nodoc: + class << self + def primary_key + "key" + end + + def table_name + "#{table_name_prefix}#{ActiveRecord::Base.internal_metadata_table_name}#{table_name_suffix}" + end + + def index_name + "#{table_name_prefix}unique_#{ActiveRecord::Base.internal_metadata_table_name}#{table_name_suffix}" + end + + def []=(key, value) + first_or_initialize(key: key).update_attributes!(value: value) + end + + def [](key) + where(key: key).pluck(:value).first + end + + def table_exists? + ActiveSupport::Deprecation.silence { connection.table_exists?(table_name) } + end + + # Creates an internal metadata table with columns +key+ and +value+ + def create_table + unless table_exists? + connection.create_table(table_name, id: false) do |t| + t.column :key, :string + t.column :value, :string + t.timestamps + t.index :key, unique: true, name: index_name + end + end + end + end + end +end diff --git a/activerecord/lib/active_record/locale/en.yml b/activerecord/lib/active_record/locale/en.yml index 8a3c27e6da..0b35027b2b 100644 --- a/activerecord/lib/active_record/locale/en.yml +++ b/activerecord/lib/active_record/locale/en.yml @@ -16,8 +16,8 @@ en: messages: record_invalid: "Validation failed: %{errors}" restrict_dependent_destroy: - one: "Cannot delete record because a dependent %{record} exists" - many: "Cannot delete record because dependent %{record} exist" + has_one: "Cannot delete record because a dependent %{record} exists" + has_many: "Cannot delete record because dependent %{record} exist" # Append your own errors here or at the model/attributes scope. # You can define own errors for models or model attributes. diff --git a/activerecord/lib/active_record/locking/optimistic.rb b/activerecord/lib/active_record/locking/optimistic.rb index a09437b4b0..2336d23a1c 100644 --- a/activerecord/lib/active_record/locking/optimistic.rb +++ b/activerecord/lib/active_record/locking/optimistic.rb @@ -22,7 +22,7 @@ module ActiveRecord # p1.save # # p2.first_name = "should fail" - # p2.save # Raises a ActiveRecord::StaleObjectError + # p2.save # Raises an ActiveRecord::StaleObjectError # # Optimistic locking will also check for stale data when objects are destroyed. Example: # @@ -32,7 +32,7 @@ module ActiveRecord # p1.first_name = "Michael" # p1.save # - # p2.destroy # Raises a ActiveRecord::StaleObjectError + # p2.destroy # Raises an ActiveRecord::StaleObjectError # # You're then responsible for dealing with the conflict by rescuing the exception and either rolling back, merging, # or otherwise apply the business logic needed to resolve the conflict. diff --git a/activerecord/lib/active_record/locking/pessimistic.rb b/activerecord/lib/active_record/locking/pessimistic.rb index 3d95c54ef3..8ecdf76b72 100644 --- a/activerecord/lib/active_record/locking/pessimistic.rb +++ b/activerecord/lib/active_record/locking/pessimistic.rb @@ -51,7 +51,7 @@ module ActiveRecord # end # # Database-specific information on row locking: - # MySQL: http://dev.mysql.com/doc/refman/5.6/en/innodb-locking-reads.html + # MySQL: http://dev.mysql.com/doc/refman/5.7/en/innodb-locking-reads.html # PostgreSQL: http://www.postgresql.org/docs/current/interactive/sql-select.html#SQL-FOR-UPDATE-SHARE module Pessimistic # Obtain a row lock on this record. Reloads the record to obtain the requested diff --git a/activerecord/lib/active_record/log_subscriber.rb b/activerecord/lib/active_record/log_subscriber.rb index af816a278e..b63caa4473 100644 --- a/activerecord/lib/active_record/log_subscriber.rb +++ b/activerecord/lib/active_record/log_subscriber.rb @@ -47,18 +47,41 @@ module ActiveRecord binds = " " + payload[:binds].map { |attr| render_bind(attr) }.inspect end - if odd? - name = color(name, CYAN, true) - sql = color(sql, nil, true) - else - name = color(name, MAGENTA, true) - end + name = colorize_payload_name(name, payload[:name]) + sql = color(sql, sql_color(sql), true) debug " #{name} #{sql}#{binds}" end - def odd? - @odd = !@odd + private + + def colorize_payload_name(name, payload_name) + if payload_name.blank? || payload_name == "SQL" # SQL vs Model Load/Exists + color(name, MAGENTA, true) + else + color(name, CYAN, true) + end + end + + def sql_color(sql) + case sql + when /\A\s*rollback/mi + RED + when /\s*.*?select .*for update/mi, /\A\s*lock/mi + WHITE + when /\A\s*select/i + BLUE + when /\A\s*insert/i + GREEN + when /\A\s*update/i + YELLOW + when /\A\s*delete/i + RED + when /transaction\s*\Z/i + CYAN + else + MAGENTA + end end def logger diff --git a/activerecord/lib/active_record/migration.rb b/activerecord/lib/active_record/migration.rb index 192a456846..f5b29c7f2e 100644 --- a/activerecord/lib/active_record/migration.rb +++ b/activerecord/lib/active_record/migration.rb @@ -9,40 +9,170 @@ module ActiveRecord end end - # Exception that can be raised to stop migrations from going backwards. + # Exception that can be raised to stop migrations from being rolled back. + # For example the following migration is not reversible. + # Rolling back this migration will raise an ActiveRecord::IrreversibleMigration error. + # + # class IrreversibleMigrationExample < ActiveRecord::Migration[5.0] + # def change + # create_table :distributors do |t| + # t.string :zipcode + # end + # + # execute <<-SQL + # ALTER TABLE distributors + # ADD CONSTRAINT zipchk + # CHECK (char_length(zipcode) = 5) NO INHERIT; + # SQL + # end + # end + # + # There are two ways to mitigate this problem. + # + # 1. Define <tt>#up</tt> and <tt>#down</tt> methods instead of <tt>#change</tt>: + # + # class ReversibleMigrationExample < ActiveRecord::Migration[5.0] + # def up + # create_table :distributors do |t| + # t.string :zipcode + # end + # + # execute <<-SQL + # ALTER TABLE distributors + # ADD CONSTRAINT zipchk + # CHECK (char_length(zipcode) = 5) NO INHERIT; + # SQL + # end + # + # def down + # execute <<-SQL + # ALTER TABLE distributors + # DROP CONSTRAINT zipchk + # SQL + # + # drop_table :distributors + # end + # end + # + # 2. Use the #reversible method in <tt>#change</tt> method: + # + # class ReversibleMigrationExample < ActiveRecord::Migration[5.0] + # def change + # create_table :distributors do |t| + # t.string :zipcode + # end + # + # reversible do |dir| + # dir.up do + # execute <<-SQL + # ALTER TABLE distributors + # ADD CONSTRAINT zipchk + # CHECK (char_length(zipcode) = 5) NO INHERIT; + # SQL + # end + # + # dir.down do + # execute <<-SQL + # ALTER TABLE distributors + # DROP CONSTRAINT zipchk + # SQL + # end + # end + # end + # end class IrreversibleMigration < MigrationError end class DuplicateMigrationVersionError < MigrationError#:nodoc: - def initialize(version) - super("Multiple migrations have the version number #{version}") + def initialize(version = nil) + if version + super("Multiple migrations have the version number #{version}.") + else + super("Duplicate migration version error.") + end end end class DuplicateMigrationNameError < MigrationError#:nodoc: - def initialize(name) - super("Multiple migrations have the name #{name}") + def initialize(name = nil) + if name + super("Multiple migrations have the name #{name}.") + else + super("Duplicate migration name.") + end end end class UnknownMigrationVersionError < MigrationError #:nodoc: - def initialize(version) - super("No migration with version number #{version}") + def initialize(version = nil) + if version + super("No migration with version number #{version}.") + else + super("Unknown migration version.") + end end end class IllegalMigrationNameError < MigrationError#:nodoc: - def initialize(name) - super("Illegal name for migration file: #{name}\n\t(only lower case letters, numbers, and '_' allowed)") + def initialize(name = nil) + if name + super("Illegal name for migration file: #{name}\n\t(only lower case letters, numbers, and '_' allowed).") + else + super("Illegal name for migration.") + end end end class PendingMigrationError < MigrationError#:nodoc: + def initialize(message = nil) + if !message && defined?(Rails.env) + super("Migrations are pending. To resolve this issue, run:\n\n\tbin/rails db:migrate RAILS_ENV=#{::Rails.env}") + elsif !message + super("Migrations are pending. To resolve this issue, run:\n\n\tbin/rails db:migrate") + else + super + end + end + end + + class ConcurrentMigrationError < MigrationError #:nodoc: + DEFAULT_MESSAGE = "Cannot run migrations because another migration process is currently running.".freeze + + def initialize(message = DEFAULT_MESSAGE) + super + end + end + + class NoEnvironmentInSchemaError < MigrationError #:nodoc: def initialize + msg = "Environment data not found in the schema. To resolve this issue, run: \n\n\tbin/rake db:environment:set" if defined?(Rails.env) - super("Migrations are pending. To resolve this issue, run:\n\n\tbin/rake db:migrate RAILS_ENV=#{::Rails.env}") + super("#{msg} RAILS_ENV=#{::Rails.env}") else - super("Migrations are pending. To resolve this issue, run:\n\n\tbin/rake db:migrate") + super(msg) + end + end + end + + class ProtectedEnvironmentError < ActiveRecordError #:nodoc: + def initialize(env = "production") + msg = "You are attempting to run a destructive action against your '#{env}' database\n" + msg << "If you are sure you want to continue, run the same command with the environment variable\n" + msg << "DISABLE_DATABASE_ENVIRONMENT_CHECK=1" + super(msg) + end + end + + class EnvironmentMismatchError < ActiveRecordError + def initialize(current: nil, stored: nil) + msg = "You are attempting to modify a database that was last run in `#{ stored }` environment.\n" + msg << "You are running in `#{ current }` environment." + msg << "If you are sure you want to continue, first set the environment using:\n\n" + msg << "\tbin/rake db:environment:set" + if defined?(Rails.env) + super("#{msg} RAILS_ENV=#{::Rails.env}") + else + super(msg) end end end @@ -59,7 +189,7 @@ module ActiveRecord # # Example of a simple migration: # - # class AddSsl < ActiveRecord::Migration + # class AddSsl < ActiveRecord::Migration[5.0] # def up # add_column :accounts, :ssl_enabled, :boolean, default: true # end @@ -79,7 +209,7 @@ module ActiveRecord # # Example of a more complex migration that also needs to initialize data: # - # class AddSystemSettings < ActiveRecord::Migration + # class AddSystemSettings < ActiveRecord::Migration[5.0] # def up # create_table :system_settings do |t| # t.string :name @@ -106,17 +236,18 @@ module ActiveRecord # # == Available transformations # + # === Creation + # + # * <tt>create_join_table(table_1, table_2, options)</tt>: Creates a join + # table having its name as the lexical order of the first two + # arguments. See + # ActiveRecord::ConnectionAdapters::SchemaStatements#create_join_table for + # details. # * <tt>create_table(name, options)</tt>: Creates a table called +name+ and # makes the table object available to a block that can then add columns to it, # following the same format as +add_column+. See example above. The options hash # is for fragments like "DEFAULT CHARSET=UTF-8" that are appended to the create # table definition. - # * <tt>drop_table(name)</tt>: Drops the table called +name+. - # * <tt>change_table(name, options)</tt>: Allows to make column alterations to - # the table called +name+. It makes the table object available to a block that - # can then add/remove columns, indexes or foreign keys to it. - # * <tt>rename_table(old_name, new_name)</tt>: Renames the table called +old_name+ - # to +new_name+. # * <tt>add_column(table_name, column_name, type, options)</tt>: Adds a new column # to the table called +table_name+ # named +column_name+ specified to be one of the following types: @@ -127,21 +258,59 @@ module ActiveRecord # Other options include <tt>:limit</tt> and <tt>:null</tt> (e.g. # <tt>{ limit: 50, null: false }</tt>) -- see # ActiveRecord::ConnectionAdapters::TableDefinition#column for details. - # * <tt>rename_column(table_name, column_name, new_column_name)</tt>: Renames - # a column but keeps the type and content. - # * <tt>change_column(table_name, column_name, type, options)</tt>: Changes - # the column to a different type using the same parameters as add_column. - # * <tt>remove_column(table_name, column_name, type, options)</tt>: Removes the column - # named +column_name+ from the table called +table_name+. + # * <tt>add_foreign_key(from_table, to_table, options)</tt>: Adds a new + # foreign key. +from_table+ is the table with the key column, +to_table+ contains + # the referenced primary key. # * <tt>add_index(table_name, column_names, options)</tt>: Adds a new index # with the name of the column. Other options include # <tt>:name</tt>, <tt>:unique</tt> (e.g. # <tt>{ name: 'users_name_index', unique: true }</tt>) and <tt>:order</tt> # (e.g. <tt>{ order: { name: :desc } }</tt>). - # * <tt>remove_index(table_name, column: column_name)</tt>: Removes the index - # specified by +column_name+. + # * <tt>add_reference(:table_name, :reference_name)</tt>: Adds a new column + # +reference_name_id+ by default an integer. See + # ActiveRecord::ConnectionAdapters::SchemaStatements#add_reference for details. + # * <tt>add_timestamps(table_name, options)</tt>: Adds timestamps (+created_at+ + # and +updated_at+) columns to +table_name+. + # + # === Modification + # + # * <tt>change_column(table_name, column_name, type, options)</tt>: Changes + # the column to a different type using the same parameters as add_column. + # * <tt>change_column_default(table_name, column_name, default)</tt>: Sets a + # default value for +column_name+ definded by +default+ on +table_name+. + # * <tt>change_column_null(table_name, column_name, null, default = nil)</tt>: + # Sets or removes a +NOT NULL+ constraint on +column_name+. The +null+ flag + # indicates whether the value can be +NULL+. See + # ActiveRecord::ConnectionAdapters::SchemaStatements#change_column_null for + # details. + # * <tt>change_table(name, options)</tt>: Allows to make column alterations to + # the table called +name+. It makes the table object available to a block that + # can then add/remove columns, indexes or foreign keys to it. + # * <tt>rename_column(table_name, column_name, new_column_name)</tt>: Renames + # a column but keeps the type and content. + # * <tt>rename_index(table_name, old_name, new_name)</tt>: Renames an index. + # * <tt>rename_table(old_name, new_name)</tt>: Renames the table called +old_name+ + # to +new_name+. + # + # === Deletion + # + # * <tt>drop_table(name)</tt>: Drops the table called +name+. + # * <tt>drop_join_table(table_1, table_2, options)</tt>: Drops the join table + # specified by the given arguments. + # * <tt>remove_column(table_name, column_name, type, options)</tt>: Removes the column + # named +column_name+ from the table called +table_name+. + # * <tt>remove_columns(table_name, *column_names)</tt>: Removes the given + # columns from the table definition. + # * <tt>remove_foreign_key(from_table, options_or_to_table)</tt>: Removes the + # given foreign key from the table called +table_name+. + # * <tt>remove_index(table_name, column: column_names)</tt>: Removes the index + # specified by +column_names+. # * <tt>remove_index(table_name, name: index_name)</tt>: Removes the index # specified by +index_name+. + # * <tt>remove_reference(table_name, ref_name, options)</tt>: Removes the + # reference(s) on +table_name+ specified by +ref_name+. + # * <tt>remove_timestamps(table_name, options)</tt>: Removes the timestamp + # columns (+created_at+ and +updated_at+) from the table definition. # # == Irreversible transformations # @@ -165,24 +334,24 @@ module ActiveRecord # # rails generate migration add_fieldname_to_tablename fieldname:string # - # This will generate the file <tt>timestamp_add_fieldname_to_tablename</tt>, which will look like this: - # class AddFieldnameToTablename < ActiveRecord::Migration + # This will generate the file <tt>timestamp_add_fieldname_to_tablename.rb</tt>, which will look like this: + # class AddFieldnameToTablename < ActiveRecord::Migration[5.0] # def change # add_column :tablenames, :fieldname, :string # end # end # # To run migrations against the currently configured database, use - # <tt>rake db:migrate</tt>. This will update the database by running all of the + # <tt>rails db:migrate</tt>. This will update the database by running all of the # pending migrations, creating the <tt>schema_migrations</tt> table # (see "About the schema_migrations table" section below) if missing. It will also # invoke the db:schema:dump task, which will update your db/schema.rb file # to match the structure of your database. # # To roll the database back to a previous migration version, use - # <tt>rake db:migrate VERSION=X</tt> where <tt>X</tt> is the version to which + # <tt>rails db:migrate VERSION=X</tt> where <tt>X</tt> is the version to which # you wish to downgrade. Alternatively, you can also use the STEP option if you - # wish to rollback last few migrations. <tt>rake db:migrate STEP=2</tt> will rollback + # wish to rollback last few migrations. <tt>rails db:migrate STEP=2</tt> will rollback # the latest two migrations. # # If any of the migrations throw an <tt>ActiveRecord::IrreversibleMigration</tt> exception, @@ -197,7 +366,7 @@ module ActiveRecord # # Not all migrations change the schema. Some just fix the data: # - # class RemoveEmptyTags < ActiveRecord::Migration + # class RemoveEmptyTags < ActiveRecord::Migration[5.0] # def up # Tag.all.each { |tag| tag.destroy if tag.pages.empty? } # end @@ -210,7 +379,7 @@ module ActiveRecord # # Others remove columns when they migrate up instead of down: # - # class RemoveUnnecessaryItemAttributes < ActiveRecord::Migration + # class RemoveUnnecessaryItemAttributes < ActiveRecord::Migration[5.0] # def up # remove_column :items, :incomplete_items_count # remove_column :items, :completed_items_count @@ -224,7 +393,7 @@ module ActiveRecord # # And sometimes you need to do something in SQL not abstracted directly by migrations: # - # class MakeJoinUnique < ActiveRecord::Migration + # class MakeJoinUnique < ActiveRecord::Migration[5.0] # def up # execute "ALTER TABLE `pages_linked_pages` ADD UNIQUE `page_id_linked_page_id` (`page_id`,`linked_page_id`)" # end @@ -241,7 +410,7 @@ module ActiveRecord # <tt>Base#reset_column_information</tt> in order to ensure that the model has the # latest column data from after the new column was added. Example: # - # class AddPeopleSalary < ActiveRecord::Migration + # class AddPeopleSalary < ActiveRecord::Migration[5.0] # def up # add_column :people, :salary, :integer # Person.reset_column_information @@ -299,7 +468,7 @@ module ActiveRecord # To define a reversible migration, define the +change+ method in your # migration like this: # - # class TenderloveMigration < ActiveRecord::Migration + # class TenderloveMigration < ActiveRecord::Migration[5.0] # def change # create_table(:horses) do |t| # t.column :content, :text @@ -329,7 +498,7 @@ module ActiveRecord # can't execute inside a transaction though, and for these situations # you can turn the automatic transactions off. # - # class ChangeEnum < ActiveRecord::Migration + # class ChangeEnum < ActiveRecord::Migration[5.0] # disable_ddl_transaction! # # def up @@ -341,7 +510,34 @@ module ActiveRecord # are in a Migration with <tt>self.disable_ddl_transaction!</tt>. class Migration autoload :CommandRecorder, 'active_record/migration/command_recorder' + autoload :Compatibility, 'active_record/migration/compatibility' + + # This must be defined before the inherited hook, below + class Current < Migration # :nodoc: + end + def self.inherited(subclass) # :nodoc: + super + if subclass.superclass == Migration + subclass.include Compatibility::Legacy + end + end + + def self.[](version) + version = version.to_s + name = "V#{version.tr('.', '_')}" + unless Compatibility.const_defined?(name) + versions = Compatibility.constants.grep(/\AV[0-9_]+\z/).map { |s| s.to_s.delete('V').tr('_', '.').inspect } + raise "Unknown migration version #{version.inspect}; expected one of #{versions.sort.join(', ')}" + end + Compatibility.const_get(name) + end + + def self.current_version + Rails.version.to_f + end + + MigrationFilenameRegexp = /\A([0-9]+)_([_a-z0-9]*)\.?([_a-z0-9]*)?\.rb\z/ # :nodoc: # This class is used to verify that all migrations have been run before # loading a web page if config.active_record.migration_error is set to :page_load @@ -373,6 +569,11 @@ module ActiveRecord attr_accessor :delegate # :nodoc: attr_accessor :disable_ddl_transaction # :nodoc: + def nearest_delegate # :nodoc: + delegate || superclass.nearest_delegate + end + + # Raises <tt>ActiveRecord::PendingMigrationError</tt> error if any migrations are pending. def check_pending!(connection = Base.connection) raise ActiveRecord::PendingMigrationError if ActiveRecord::Migrator.needs_migration?(connection) end @@ -383,7 +584,7 @@ module ActiveRecord FileUtils.cd Rails.root do current_config = Base.connection_config Base.clear_all_connections! - system("bin/rake db:test:prepare") + system("bin/rails db:test:prepare") # Establish a new connection, the old database may be gone (db:test:prepare uses purge) Base.establish_connection(current_config) end @@ -398,14 +599,17 @@ module ActiveRecord end def method_missing(name, *args, &block) # :nodoc: - (delegate || superclass.delegate).send(name, *args, &block) + nearest_delegate.send(name, *args, &block) end def migrate(direction) new.migrate direction end - # Disable DDL transactions for this migration. + # Disable the transaction wrapping this migration. + # You can still create your own transactions even after calling #disable_ddl_transaction! + # + # For more details read the {"Transactional Migrations" section above}[rdoc-ref:Migration]. def disable_ddl_transaction! @disable_ddl_transaction = true end @@ -435,7 +639,7 @@ module ActiveRecord # and create the table 'apples' on the way up, and the reverse # on the way down. # - # class FixTLMigration < ActiveRecord::Migration + # class FixTLMigration < ActiveRecord::Migration[5.0] # def change # revert do # create_table(:horses) do |t| @@ -452,9 +656,9 @@ module ActiveRecord # Or equivalently, if +TenderloveMigration+ is defined as in the # documentation for Migration: # - # require_relative '2012121212_tenderlove_migration' + # require_relative '20121212123456_tenderlove_migration' # - # class FixupTLMigration < ActiveRecord::Migration + # class FixupTLMigration < ActiveRecord::Migration[5.0] # def change # revert TenderloveMigration # @@ -468,13 +672,13 @@ module ActiveRecord def revert(*migration_classes) run(*migration_classes.reverse, revert: true) unless migration_classes.empty? if block_given? - if @connection.respond_to? :revert - @connection.revert { yield } + if connection.respond_to? :revert + connection.revert { yield } else - recorder = CommandRecorder.new(@connection) + recorder = CommandRecorder.new(connection) @connection = recorder suppress_messages do - @connection.revert { yield } + connection.revert { yield } end @connection = recorder.delegate recorder.commands.each do |cmd, args, block| @@ -485,7 +689,7 @@ module ActiveRecord end def reverting? - @connection.respond_to?(:reverting) && @connection.reverting + connection.respond_to?(:reverting) && connection.reverting end class ReversibleBlockHelper < Struct.new(:reverting) # :nodoc: @@ -507,7 +711,7 @@ module ActiveRecord # when the three columns 'first_name', 'last_name' and 'full_name' exist, # even when migrating down: # - # class SplitNameMigration < ActiveRecord::Migration + # class SplitNameMigration < ActiveRecord::Migration[5.0] # def change # add_column :users, :first_name, :string # add_column :users, :last_name, :string @@ -542,7 +746,7 @@ module ActiveRecord revert { run(*migration_classes, direction: dir, revert: true) } else migration_classes.each do |migration_class| - migration_class.new.exec_migration(@connection, dir) + migration_class.new.exec_migration(connection, dir) end end end @@ -634,10 +838,11 @@ module ActiveRecord arg_list = arguments.map(&:inspect) * ', ' say_with_time "#{method}(#{arg_list})" do - unless @connection.respond_to? :revert + unless connection.respond_to? :revert unless arguments.empty? || [:execute, :enable_extension, :disable_extension].include?(method) arguments[0] = proper_table_name(arguments.first, table_name_options) - if [:rename_table, :add_foreign_key].include?(method) + if [:rename_table, :add_foreign_key].include?(method) || + (method == :remove_foreign_key && !arguments.second.is_a?(Hash)) arguments[1] = proper_table_name(arguments.second, table_name_options) end end @@ -712,7 +917,9 @@ module ActiveRecord end end - def table_name_options(config = ActiveRecord::Base) + # Builds a hash for use in ActiveRecord::Migration#proper_table_name using + # the Active Record object's table_name prefix and suffix + def table_name_options(config = ActiveRecord::Base) #:nodoc: { table_name_prefix: config.table_name_prefix, table_name_suffix: config.table_name_suffix @@ -804,7 +1011,7 @@ module ActiveRecord new(:up, migrations, target_version).migrate end - def down(migrations_paths, target_version = nil, &block) + def down(migrations_paths, target_version = nil) migrations = migrations(migrations_paths) migrations.select! { |m| yield m } if block_given? @@ -824,10 +1031,12 @@ module ActiveRecord end def get_all_versions(connection = Base.connection) - if connection.table_exists?(schema_migrations_table_name) - SchemaMigration.all.map { |x| x.version.to_i }.sort - else - [] + ActiveSupport::Deprecation.silence do + if connection.table_exists?(schema_migrations_table_name) + SchemaMigration.all.map { |x| x.version.to_i }.sort + else + [] + end end end @@ -843,22 +1052,22 @@ module ActiveRecord migrations(migrations_paths).any? end - def last_version - last_migration.version - end - def last_migration #:nodoc: migrations(migrations_paths).last || NullMigration.new end def migrations_paths @migrations_paths ||= ['db/migrate'] - # just to not break things if someone uses: migration_path = some_string + # just to not break things if someone uses: migrations_path = some_string Array(@migrations_paths) end - def migrations_path - migrations_paths.first + def match_to_migration_filename?(filename) # :nodoc: + File.basename(filename) =~ Migration::MigrationFilenameRegexp + end + + def parse_migration_filename(filename) # :nodoc: + File.basename(filename).scan(Migration::MigrationFilenameRegexp).first end def migrations(paths) @@ -867,8 +1076,7 @@ module ActiveRecord files = Dir[*paths.map { |p| "#{p}/**/[0-9]*_*.rb" }] migrations = files.map do |file| - version, name, scope = file.scan(/([0-9]+)_([_a-z0-9]*)\.?([_a-z0-9]*)?\.rb\z/).first - + version, name, scope = parse_migration_filename(file) raise IllegalMigrationNameError.new(file) unless version version = version.to_i name = name.camelize @@ -904,6 +1112,7 @@ module ActiveRecord validate(@migrations) Base.connection.initialize_schema_migrations_table + Base.connection.initialize_internal_metadata_table end def current_version @@ -916,32 +1125,18 @@ module ActiveRecord alias :current :current_migration def run - migration = migrations.detect { |m| m.version == @target_version } - raise UnknownMigrationVersionError.new(@target_version) if migration.nil? - unless (up? && migrated.include?(migration.version.to_i)) || (down? && !migrated.include?(migration.version.to_i)) - begin - execute_migration_in_transaction(migration, @direction) - rescue => e - canceled_msg = use_transaction?(migration) ? ", this migration was canceled" : "" - raise StandardError, "An error has occurred#{canceled_msg}:\n\n#{e}", e.backtrace - end + if use_advisory_lock? + with_advisory_lock { run_without_lock } + else + run_without_lock end end def migrate - if !target && @target_version && @target_version > 0 - raise UnknownMigrationVersionError.new(@target_version) - end - - runnable.each do |migration| - Base.logger.info "Migrating to #{migration.name} (#{migration.version})" if Base.logger - - begin - execute_migration_in_transaction(migration, @direction) - rescue => e - canceled_msg = use_transaction?(migration) ? "this and " : "" - raise StandardError, "An error has occurred, #{canceled_msg}all later migrations canceled:\n\n#{e}", e.backtrace - end + if use_advisory_lock? + with_advisory_lock { migrate_without_lock } + else + migrate_without_lock end end @@ -966,19 +1161,67 @@ module ActiveRecord end def migrated - @migrated_versions ||= Set.new(self.class.get_all_versions) + @migrated_versions || load_migrated + end + + def load_migrated + @migrated_versions = Set.new(self.class.get_all_versions) end private + + # Used for running a specific migration. + def run_without_lock + migration = migrations.detect { |m| m.version == @target_version } + raise UnknownMigrationVersionError.new(@target_version) if migration.nil? + execute_migration_in_transaction(migration, @direction) + + record_environment + end + + # Used for running multiple migrations up to or down to a certain value. + def migrate_without_lock + if invalid_target? + raise UnknownMigrationVersionError.new(@target_version) + end + + runnable.each do |migration| + execute_migration_in_transaction(migration, @direction) + end + + record_environment + end + + # Stores the current environment in the database. + def record_environment + return if down? + ActiveRecord::InternalMetadata[:environment] = ActiveRecord::Migrator.current_environment + end + def ran?(migration) migrated.include?(migration.version.to_i) end + # Return true if a valid version is not provided. + def invalid_target? + !target && @target_version && @target_version > 0 + end + def execute_migration_in_transaction(migration, direction) + return if down? && !migrated.include?(migration.version.to_i) + return if up? && migrated.include?(migration.version.to_i) + + Base.logger.info "Migrating to #{migration.name} (#{migration.version})" if Base.logger + ddl_transaction(migration) do migration.migrate(direction) record_version_state_after_migrating(migration.version) end + rescue => e + msg = "An error has occurred, " + msg << "this and " if use_transaction?(migration) + msg << "all later migrations canceled:\n\n#{e}" + raise StandardError, msg, e.backtrace end def target @@ -1007,10 +1250,27 @@ module ActiveRecord ActiveRecord::SchemaMigration.where(:version => version.to_s).delete_all else migrated << version - ActiveRecord::SchemaMigration.create!(:version => version.to_s) + ActiveRecord::SchemaMigration.create!(version: version.to_s) end end + def self.last_stored_environment + return nil if current_version == 0 + raise NoEnvironmentInSchemaError unless ActiveRecord::InternalMetadata.table_exists? + + environment = ActiveRecord::InternalMetadata[:environment] + raise NoEnvironmentInSchemaError unless environment + environment + end + + def self.current_environment + ActiveRecord::ConnectionHandling::DEFAULT_ENV.call + end + + def self.protected_environment? + ActiveRecord::Base.protected_environments.include?(last_stored_environment) if last_stored_environment + end + def up? @direction == :up end @@ -1031,5 +1291,25 @@ module ActiveRecord def use_transaction?(migration) !migration.disable_ddl_transaction && Base.connection.supports_ddl_transactions? end + + def use_advisory_lock? + Base.connection.supports_advisory_locks? + end + + def with_advisory_lock + lock_id = generate_migrator_advisory_lock_id + got_lock = Base.connection.get_advisory_lock(lock_id) + raise ConcurrentMigrationError unless got_lock + load_migrated # reload schema_migrations to be sure it wasn't changed by another process before we got the lock + yield + ensure + Base.connection.release_advisory_lock(lock_id) if got_lock + end + + MIGRATOR_SALT = 2053462845 + def generate_migrator_advisory_lock_id + db_name_hash = Zlib.crc32(Base.connection.current_database) + MIGRATOR_SALT * db_name_hash + end end end diff --git a/activerecord/lib/active_record/migration/command_recorder.rb b/activerecord/lib/active_record/migration/command_recorder.rb index 36256415df..0fa665c7e0 100644 --- a/activerecord/lib/active_record/migration/command_recorder.rb +++ b/activerecord/lib/active_record/migration/command_recorder.rb @@ -5,15 +5,36 @@ module ActiveRecord # knows how to invert the following commands: # # * add_column + # * add_foreign_key # * add_index + # * add_reference # * add_timestamps - # * create_table + # * change_column + # * change_column_default (must supply a :from and :to option) + # * change_column_null # * create_join_table + # * create_table + # * disable_extension + # * drop_join_table + # * drop_table (must supply a block) + # * enable_extension + # * remove_column (must supply a type) + # * remove_columns (must specify at least one column name or more) + # * remove_foreign_key (must supply a second table) + # * remove_index + # * remove_reference # * remove_timestamps # * rename_column # * rename_index # * rename_table class CommandRecorder + ReversibleAndIrreversibleMethods = [:create_table, :create_join_table, :rename_table, :add_column, :remove_column, + :rename_index, :rename_column, :add_index, :remove_index, :add_timestamps, :remove_timestamps, + :change_column_default, :add_reference, :remove_reference, :transaction, + :drop_join_table, :drop_table, :execute_block, :enable_extension, :disable_extension, + :change_column, :execute, :remove_columns, :change_column_null, + :add_foreign_key, :remove_foreign_key + ] include JoinTable attr_accessor :commands, :delegate, :reverting @@ -41,7 +62,7 @@ module ActiveRecord @reverting = !@reverting end - # record +command+. +command+ should be a method name and arguments. + # Record +command+. +command+ should be a method name and arguments. # For example: # # recorder.record(:method_name, [:arg1, :arg2]) @@ -62,7 +83,12 @@ module ActiveRecord # invert the +command+. def inverse_of(command, args, &block) method = :"invert_#{command}" - raise IrreversibleMigration unless respond_to?(method, true) + raise IrreversibleMigration, <<-MSG.strip_heredoc unless respond_to?(method, true) + This migration uses #{command}, which is not automatically reversible. + To make the migration reversible you can either: + 1. Define #up and #down methods in place of the #change method. + 2. Use the #reversible method to define reversible behavior. + MSG send(method, args, &block) end @@ -70,14 +96,7 @@ module ActiveRecord super || delegate.respond_to?(*args) end - [:create_table, :create_join_table, :rename_table, :add_column, :remove_column, - :rename_index, :rename_column, :add_index, :remove_index, :add_timestamps, :remove_timestamps, - :change_column_default, :add_reference, :remove_reference, :transaction, - :drop_join_table, :drop_table, :execute_block, :enable_extension, - :change_column, :execute, :remove_columns, :change_column_null, - :add_foreign_key, :remove_foreign_key - # irreversible methods need to be here too - ].each do |method| + ReversibleAndIrreversibleMethods.each do |method| class_eval <<-EOV, __FILE__, __LINE__ + 1 def #{method}(*args, &block) # def create_table(*args, &block) record(:"#{method}", args, &block) # record(:create_table, args, &block) @@ -151,19 +170,31 @@ module ActiveRecord end def invert_remove_index(args) - table, options = *args - - unless options && options.is_a?(Hash) && options[:column] - raise ActiveRecord::IrreversibleMigration, "remove_index is only reversible if given a :column option." + table, options_or_column = *args + if (options = options_or_column).is_a?(Hash) + unless options[:column] + raise ActiveRecord::IrreversibleMigration, "remove_index is only reversible if given a :column option." + end + options = options.dup + [:add_index, [table, options.delete(:column), options]] + elsif (column = options_or_column).present? + [:add_index, [table, column]] end - - options = options.dup - [:add_index, [table, options.delete(:column), options]] end alias :invert_add_belongs_to :invert_add_reference alias :invert_remove_belongs_to :invert_remove_reference + def invert_change_column_default(args) + table, column, options = *args + + unless options && options.is_a?(Hash) && options.has_key?(:from) && options.has_key?(:to) + raise ActiveRecord::IrreversibleMigration, "change_column_default is only reversible if given a :from and :to option." + end + + [:change_column_default, [table, column, from: options[:to], to: options[:from]]] + end + def invert_change_column_null(args) args[2] = !args[2] [:change_column_null, args] @@ -184,6 +215,16 @@ module ActiveRecord [:remove_foreign_key, [from_table, options]] end + def invert_remove_foreign_key(args) + from_table, to_table, remove_options = args + raise ActiveRecord::IrreversibleMigration, "remove_foreign_key is only reversible if given a second table" if to_table.nil? || to_table.is_a?(Hash) + + reversed_args = [from_table, to_table] + reversed_args << remove_options if remove_options + + [:add_foreign_key, reversed_args] + end + # Forwards any missing method call to the \target. def method_missing(method, *args, &block) if @delegate.respond_to?(method) diff --git a/activerecord/lib/active_record/migration/compatibility.rb b/activerecord/lib/active_record/migration/compatibility.rb new file mode 100644 index 0000000000..1b94573870 --- /dev/null +++ b/activerecord/lib/active_record/migration/compatibility.rb @@ -0,0 +1,91 @@ +module ActiveRecord + class Migration + module Compatibility # :nodoc: all + V5_0 = Current + + module FourTwoShared + module TableDefinition + def timestamps(*, **options) + options[:null] = true if options[:null].nil? + super + end + end + + def create_table(table_name, options = {}) + if block_given? + super(table_name, options) do |t| + class << t + prepend TableDefinition + end + yield t + end + else + super + end + end + + def add_timestamps(*, **options) + options[:null] = true if options[:null].nil? + super + end + + def index_exists?(table_name, column_name, options = {}) + column_names = Array(column_name).map(&:to_s) + options[:name] = + if options.key?(:name).present? + options[:name].to_s + else + index_name(table_name, column: column_names) + end + super + end + + def remove_index(table_name, options = {}) + options = { column: options } unless options.is_a?(Hash) + options[:name] = index_name_for_remove(table_name, options) + super(table_name, options) + end + + private + + def index_name_for_remove(table_name, options = {}) + index_name = index_name(table_name, options) + + unless index_name_exists?(table_name, index_name, true) + if options.is_a?(Hash) && options.has_key?(:name) + options_without_column = options.dup + options_without_column.delete :column + index_name_without_column = index_name(table_name, options_without_column) + + return index_name_without_column if index_name_exists?(table_name, index_name_without_column, false) + end + + raise ArgumentError, "Index name '#{index_name}' on table '#{table_name}' does not exist" + end + + index_name + end + end + + class V4_2 < V5_0 + # 4.2 is defined as a module because it needs to be shared with + # Legacy. When the time comes, V5_0 should be defined straight + # in its class. + include FourTwoShared + end + + module Legacy + include FourTwoShared + + def run(*) + ActiveSupport::Deprecation.warn \ + "Directly inheriting from ActiveRecord::Migration is deprecated. " \ + "Please specify the Rails release the migration was written for:\n" \ + "\n" \ + " class #{self.class.name} < ActiveRecord::Migration[4.2]" + super + end + end + end + end +end diff --git a/activerecord/lib/active_record/model_schema.rb b/activerecord/lib/active_record/model_schema.rb index 3674f672cb..f26c8471bc 100644 --- a/activerecord/lib/active_record/model_schema.rb +++ b/activerecord/lib/active_record/model_schema.rb @@ -44,12 +44,32 @@ module ActiveRecord ## # :singleton-method: + # Accessor for the name of the internal metadata table. By default, the value is "active_record_internal_metadatas" + class_attribute :internal_metadata_table_name, instance_accessor: false + self.internal_metadata_table_name = "active_record_internal_metadatas" + + ## + # :singleton-method: + # Accessor for an array of names of environments where destructive actions should be prohibited. By default, + # the value is ["production"] + class_attribute :protected_environments, instance_accessor: false + self.protected_environments = ["production"] + + ## + # :singleton-method: # Indicates whether table names should be the pluralized versions of the corresponding class names. # If true, the default table name for a Product class will be +products+. If false, it would just be +product+. # See table_name for the full rules on table/class naming. This is true, by default. class_attribute :pluralize_table_names, instance_writer: false self.pluralize_table_names = true + ## + # :singleton-method: + # Accessor for the list of columns names the model should ignore. Ignored columns won't have attribute + # accessors defined, and won't be referenced in SQL queries. + class_attribute :ignored_columns, instance_accessor: false + self.ignored_columns = [].freeze + self.inheritance_column = 'type' delegate :type_for_attribute, to: :class @@ -213,7 +233,7 @@ module ActiveRecord # Indicates whether the table associated with this class exists def table_exists? - connection.schema_cache.table_exists?(table_name) + connection.schema_cache.data_source_exists?(table_name) end def attributes_builder # :nodoc: @@ -240,7 +260,7 @@ module ActiveRecord end # Returns a hash where the keys are column names and the values are - # default values when instantiating the AR object for this table. + # default values when instantiating the Active Record object for this table. def column_defaults load_schema _default_attributes.to_hash @@ -268,7 +288,7 @@ module ActiveRecord # when just after creating a table you want to populate it with some default # values, eg: # - # class CreateJobLevels < ActiveRecord::Migration + # class CreateJobLevels < ActiveRecord::Migration[5.0] # def up # create_table :job_levels do |t| # t.integer :id @@ -290,7 +310,7 @@ module ActiveRecord def reset_column_information connection.clear_cache! undefine_attribute_methods - connection.schema_cache.clear_table_cache!(table_name) + connection.schema_cache.clear_data_source_cache!(table_name) reload_schema_from_cache end @@ -308,8 +328,9 @@ module ActiveRecord end def load_schema! - @columns_hash = connection.schema_cache.columns_hash(table_name) + @columns_hash = connection.schema_cache.columns_hash(table_name).except(*ignored_columns) @columns_hash.each do |name, column| + warn_if_deprecated_type(column) define_attribute( name, connection.lookup_cast_type_from_column(column), @@ -331,6 +352,9 @@ module ActiveRecord @columns = nil @columns_hash = nil @attribute_names = nil + direct_descendants.each do |descendant| + descendant.send(:reload_schema_from_cache) + end end # Guesses the table name, but does not decorate it with prefix and suffix information. @@ -356,6 +380,28 @@ module ActiveRecord base.table_name end end + + def warn_if_deprecated_type(column) + return if attributes_to_define_after_schema_loads.key?(column.name) + if column.respond_to?(:oid) && column.sql_type.start_with?("point") + if column.array? + array_arguments = ", array: true" + else + array_arguments = "" + end + ActiveSupport::Deprecation.warn(<<-WARNING.strip_heredoc) + The behavior of the `:point` type will be changing in Rails 5.1 to + return a `Point` object, rather than an `Array`. If you'd like to + keep the old behavior, you can add this line to #{self.name}: + + attribute :#{column.name}, :legacy_point#{array_arguments} + + If you'd like the new behavior today, you can add this line: + + attribute :#{column.name}, :point#{array_arguments} + WARNING + end + end end end end diff --git a/activerecord/lib/active_record/nested_attributes.rb b/activerecord/lib/active_record/nested_attributes.rb index c942d0e265..c5a1488588 100644 --- a/activerecord/lib/active_record/nested_attributes.rb +++ b/activerecord/lib/active_record/nested_attributes.rb @@ -386,6 +386,9 @@ module ActiveRecord # then the existing record will be marked for destruction. def assign_nested_attributes_for_one_to_one_association(association_name, attributes) options = self.nested_attributes_options[association_name] + if attributes.respond_to?(:permitted?) + attributes = attributes.to_h + end attributes = attributes.with_indifferent_access existing_record = send(association_name) @@ -442,6 +445,9 @@ module ActiveRecord # ]) def assign_nested_attributes_for_collection_association(association_name, attributes_collection) options = self.nested_attributes_options[association_name] + if attributes_collection.respond_to?(:permitted?) + attributes_collection = attributes_collection.to_h + end unless attributes_collection.is_a?(Hash) || attributes_collection.is_a?(Array) raise ArgumentError, "Hash or Array expected, got #{attributes_collection.class.name} (#{attributes_collection.inspect})" @@ -468,6 +474,9 @@ module ActiveRecord end attributes_collection.each do |attributes| + if attributes.respond_to?(:permitted?) + attributes = attributes.to_h + end attributes = attributes.with_indifferent_access if attributes['id'].blank? @@ -552,7 +561,9 @@ module ActiveRecord end def raise_nested_attributes_record_not_found!(association_name, record_id) - raise RecordNotFound, "Couldn't find #{self.class._reflect_on_association(association_name).klass.name} with ID=#{record_id} for #{self.class.name} with ID=#{id}" + model = self.class._reflect_on_association(association_name).klass.name + raise RecordNotFound.new("Couldn't find #{model} with ID=#{record_id} for #{self.class.name} with ID=#{id}", + model, 'id', record_id) end end end diff --git a/activerecord/lib/active_record/null_relation.rb b/activerecord/lib/active_record/null_relation.rb index 74894d0c37..0b500346bc 100644 --- a/activerecord/lib/active_record/null_relation.rb +++ b/activerecord/lib/active_record/null_relation.rb @@ -1,5 +1,3 @@ -# -*- coding: utf-8 -*- - module ActiveRecord module NullRelation # :nodoc: def exec_queries diff --git a/activerecord/lib/active_record/persistence.rb b/activerecord/lib/active_record/persistence.rb index 466175690e..522c35252f 100644 --- a/activerecord/lib/active_record/persistence.rb +++ b/activerecord/lib/active_record/persistence.rb @@ -1,5 +1,5 @@ module ActiveRecord - # = Active Record Persistence + # = Active Record \Persistence module Persistence extend ActiveSupport::Concern @@ -106,7 +106,7 @@ module ActiveRecord # the existing record gets updated. # # By default, save always run validations. If any of them fail the action - # is cancelled and +save+ returns +false+. However, if you supply + # is cancelled and #save returns +false+. However, if you supply # validate: false, validations are bypassed altogether. See # ActiveRecord::Validations for more information. # @@ -132,7 +132,7 @@ module ActiveRecord # If the model is new, a record gets created in the database, otherwise # the existing record gets updated. # - # With <tt>save!</tt> validations always run. If any of them fail + # With #save! validations always run. If any of them fail # ActiveRecord::RecordInvalid gets raised. See ActiveRecord::Validations # for more information. # @@ -158,7 +158,7 @@ module ActiveRecord # The row is simply removed with an SQL +DELETE+ statement on the # record's primary key, and no callbacks are executed. # - # Note that this will also delete records marked as <tt>readonly?</tt>. + # Note that this will also delete records marked as {#readonly?}[rdoc-ref:Core#readonly?]. # # To enforce the object's +before_destroy+ and +after_destroy+ # callbacks or any <tt>:dependent</tt> association @@ -193,7 +193,7 @@ module ActiveRecord # and #destroy! raises ActiveRecord::RecordNotDestroyed. # See ActiveRecord::Callbacks for further details. def destroy! - destroy || raise(RecordNotDestroyed.new("Failed to destroy the record", self)) + destroy || _raise_record_not_destroyed end # Returns an instance of the specified +klass+ with the attributes of the @@ -207,19 +207,19 @@ module ActiveRecord # Note: The new instance will share a link to the same attributes as the original class. # Therefore the sti column value will still be the same. # Any change to the attributes on either instance will affect both instances. - # If you want to change the sti column as well, use +becomes!+ instead. + # If you want to change the sti column as well, use #becomes! instead. def becomes(klass) became = klass.new became.instance_variable_set("@attributes", @attributes) - changed_attributes = @changed_attributes if defined?(@changed_attributes) - became.instance_variable_set("@changed_attributes", changed_attributes || {}) + became.instance_variable_set("@mutation_tracker", @mutation_tracker) if defined?(@mutation_tracker) + became.instance_variable_set("@changed_attributes", attributes_changed_by_setter) became.instance_variable_set("@new_record", new_record?) became.instance_variable_set("@destroyed", destroyed?) - became.instance_variable_set("@errors", errors) + became.errors.copy!(errors) became end - # Wrapper around +becomes+ that also changes the instance's sti column value. + # Wrapper around #becomes that also changes the instance's sti column value. # This is especially useful if you want to persist the changed class in your # database. # @@ -239,14 +239,14 @@ module ActiveRecord # This is especially useful for boolean flags on existing records. Also note that # # * Validation is skipped. - # * Callbacks are invoked. + # * \Callbacks are invoked. # * updated_at/updated_on column is updated if that column is available. # * Updates all the attributes that are dirty in this object. # - # This method raises an +ActiveRecord::ActiveRecordError+ if the + # This method raises an ActiveRecord::ActiveRecordError if the # attribute is marked as readonly. # - # See also +update_column+. + # See also #update_column. def update_attribute(name, value) name = name.to_s verify_readonly_attribute(name) @@ -268,7 +268,7 @@ module ActiveRecord alias update_attributes update - # Updates its receiver just like +update+ but calls <tt>save!</tt> instead + # Updates its receiver just like #update but calls #save! instead # of +save+, so an exception is raised if the record is invalid. def update!(attributes) # The following transaction covers any possible database side-effects of the @@ -295,11 +295,12 @@ module ActiveRecord # the database, but take into account that in consequence the regular update # procedures are totally bypassed. In particular: # - # * Validations are skipped. - # * Callbacks are skipped. + # * \Validations are skipped. + # * \Callbacks are skipped. # * +updated_at+/+updated_on+ are not updated. + # * However, attributes are serialized with the same rules as ActiveRecord::Relation#update_all # - # This method raises an +ActiveRecord::ActiveRecordError+ when called on new + # This method raises an ActiveRecord::ActiveRecordError when called on new # objects, or when at least one of the attributes is marked as readonly. def update_columns(attributes) raise ActiveRecordError, "cannot update a new record" if new_record? @@ -327,41 +328,51 @@ module ActiveRecord self end - # Wrapper around +increment+ that saves the record. This method differs from + # Wrapper around #increment that saves the record. This method differs from # its non-bang version in that it passes through the attribute setter. # Saving is not subjected to validation checks. Returns +true+ if the # record could be saved. def increment!(attribute, by = 1) - increment(attribute, by).update_attribute(attribute, self[attribute]) + increment(attribute, by) + change = public_send(attribute) - (attribute_was(attribute.to_s) || 0) + self.class.update_counters(id, attribute => change) + clear_attribute_change(attribute) # eww + self end # Initializes +attribute+ to zero if +nil+ and subtracts the value passed as +by+ (default is 1). # The decrement is performed directly on the underlying attribute, no setter is invoked. # Only makes sense for number-based attributes. Returns +self+. def decrement(attribute, by = 1) - self[attribute] ||= 0 - self[attribute] -= by - self + increment(attribute, -by) end - # Wrapper around +decrement+ that saves the record. This method differs from + # Wrapper around #decrement that saves the record. This method differs from # its non-bang version in that it passes through the attribute setter. # Saving is not subjected to validation checks. Returns +true+ if the # record could be saved. def decrement!(attribute, by = 1) - decrement(attribute, by).update_attribute(attribute, self[attribute]) + increment!(attribute, -by) end # Assigns to +attribute+ the boolean opposite of <tt>attribute?</tt>. So # if the predicate returns +true+ the attribute will become +false+. This # method toggles directly the underlying value without calling any setter. # Returns +self+. + # + # Example: + # + # user = User.first + # user.banned? # => false + # user.toggle(:banned) + # user.banned? # => true + # def toggle(attribute) self[attribute] = !public_send("#{attribute}?") self end - # Wrapper around +toggle+ that saves the record. This method differs from + # Wrapper around #toggle that saves the record. This method differs from # its non-bang version in that it passes through the attribute setter. # Saving is not subjected to validation checks. Returns +true+ if the # record could be saved. @@ -382,9 +393,9 @@ module ActiveRecord # # => #<Account id: 1, email: 'account@example.com'> # # Attributes are reloaded from the database, and caches busted, in - # particular the associations cache. + # particular the associations cache and the QueryCache. # - # If the record no longer exists in the database <tt>ActiveRecord::RecordNotFound</tt> + # If the record no longer exists in the database ActiveRecord::RecordNotFound # is raised. Otherwise, in addition to the in-place modification the method # returns +self+ for convenience. # @@ -418,6 +429,8 @@ module ActiveRecord # end # def reload(options = nil) + self.class.connection.clear_query_cache + fresh_object = if options && options[:lock] self.class.unscoped { self.class.lock(options[:lock]).find(id) } @@ -444,8 +457,8 @@ module ActiveRecord # product.touch(:designed_at) # updates the designed_at attribute and updated_at/on # product.touch(:started_at, :ended_at) # updates started_at, ended_at and updated_at/on attributes # - # If used along with +belongs_to+ then +touch+ will invoke +touch+ method on - # associated object. + # If used along with {belongs_to}[rdoc-ref:Associations::ClassMethods#belongs_to] + # then +touch+ will invoke +touch+ method on associated object. # # class Brake < ActiveRecord::Base # belongs_to :car, touch: true @@ -547,5 +560,16 @@ module ActiveRecord def verify_readonly_attribute(name) raise ActiveRecordError, "#{name} is marked as readonly" if self.class.readonly_attributes.include?(name) end + + def _raise_record_not_destroyed + @_association_destroy_exception ||= nil + raise @_association_destroy_exception || RecordNotDestroyed.new("Failed to destroy the record", self) + ensure + @_association_destroy_exception = nil + end + + def belongs_to_touch_method + :touch + end end end diff --git a/activerecord/lib/active_record/querying.rb b/activerecord/lib/active_record/querying.rb index 4e597590e9..1f429cfd94 100644 --- a/activerecord/lib/active_record/querying.rb +++ b/activerecord/lib/active_record/querying.rb @@ -6,8 +6,8 @@ module ActiveRecord delegate :find_or_create_by, :find_or_create_by!, :find_or_initialize_by, to: :all delegate :find_by, :find_by!, to: :all delegate :destroy, :destroy_all, :delete, :delete_all, :update, :update_all, to: :all - delegate :find_each, :find_in_batches, to: :all - delegate :select, :group, :order, :except, :reorder, :limit, :offset, :joins, :or, + delegate :find_each, :find_in_batches, :in_batches, to: :all + delegate :select, :group, :order, :except, :reorder, :limit, :offset, :joins, :left_joins, :left_outer_joins, :or, :where, :rewhere, :preload, :eager_load, :includes, :from, :lock, :readonly, :having, :create_with, :uniq, :distinct, :references, :none, :unscope, to: :all delegate :count, :average, :minimum, :maximum, :sum, :calculate, to: :all diff --git a/activerecord/lib/active_record/railtie.rb b/activerecord/lib/active_record/railtie.rb index 5af64b717a..38916f7376 100644 --- a/activerecord/lib/active_record/railtie.rb +++ b/activerecord/lib/active_record/railtie.rb @@ -16,11 +16,11 @@ module ActiveRecord config.app_generators.orm :active_record, :migration => true, :timestamps => true - config.app_middleware.insert_after "::ActionDispatch::Callbacks", - "ActiveRecord::QueryCache" + config.app_middleware.insert_after ::ActionDispatch::Callbacks, + ActiveRecord::QueryCache - config.app_middleware.insert_after "::ActionDispatch::Callbacks", - "ActiveRecord::ConnectionAdapters::ConnectionManagement" + config.app_middleware.insert_after ::ActionDispatch::Callbacks, + ActiveRecord::ConnectionAdapters::ConnectionManagement config.action_dispatch.rescue_responses.merge!( 'ActiveRecord::RecordNotFound' => :not_found, @@ -57,8 +57,10 @@ module ActiveRecord console do |app| require "active_record/railties/console_sandbox" if app.sandbox? require "active_record/base" - console = ActiveSupport::Logger.new(STDERR) - Rails.logger.extend ActiveSupport::Logger.broadcast console + unless ActiveSupport::Logger.logger_outputs_to?(Rails.logger, STDERR, STDOUT) + console = ActiveSupport::Logger.new(STDERR) + Rails.logger.extend ActiveSupport::Logger.broadcast console + end end runner do @@ -69,6 +71,7 @@ module ActiveRecord ActiveSupport.on_load(:active_record) do self.time_zone_aware_attributes = true self.default_timezone = :utc + self.time_zone_aware_types = ActiveRecord::Base.time_zone_aware_types end end @@ -78,8 +81,8 @@ module ActiveRecord initializer "active_record.migration_error" do if config.active_record.delete(:migration_error) == :page_load - config.app_middleware.insert_after "::ActionDispatch::Callbacks", - "ActiveRecord::Migration::CheckPending" + config.app_middleware.insert_after ::ActionDispatch::Callbacks, + ActiveRecord::Migration::CheckPending end end @@ -121,7 +124,7 @@ module ActiveRecord # This sets the database configuration from Configuration#database_configuration # and then establishes the connection. - initializer "active_record.initialize_database" do |app| + initializer "active_record.initialize_database" do ActiveSupport.on_load(:active_record) do self.configurations = Rails.application.config.database_configuration @@ -134,8 +137,8 @@ Oops - You have a database configured, but it doesn't exist yet! Here's how to get started: 1. Configure your database in config/database.yml. - 2. Run `bin/rake db:create` to create the database. - 3. Run `bin/rake db:setup` to load your database schema. + 2. Run `bin/rails db:create` to create the database. + 3. Run `bin/rails db:setup` to load your database schema. end_warning raise end @@ -156,8 +159,8 @@ end_warning ActiveSupport.on_load(:active_record) do ActionDispatch::Reloader.send(hook) do if ActiveRecord::Base.connected? - ActiveRecord::Base.clear_reloadable_connections! ActiveRecord::Base.clear_cache! + ActiveRecord::Base.clear_reloadable_connections! end end end diff --git a/activerecord/lib/active_record/railties/databases.rake b/activerecord/lib/active_record/railties/databases.rake index d168786e71..d81d6b54b3 100644 --- a/activerecord/lib/active_record/railties/databases.rake +++ b/activerecord/lib/active_record/railties/databases.rake @@ -1,6 +1,16 @@ require 'active_record' db_namespace = namespace :db do + desc "Set the environment value for the database" + task "environment:set" => [:environment, :load_config] do + ActiveRecord::InternalMetadata.create_table + ActiveRecord::InternalMetadata[:environment] = ActiveRecord::Migrator.current_environment + end + + task :check_protected_environments => [:environment, :load_config] do + ActiveRecord::Tasks::DatabaseTasks.check_protected_environments! + end + task :load_config do ActiveRecord::Base.configurations = ActiveRecord::Tasks::DatabaseTasks.database_configuration || {} ActiveRecord::Migrator.migrations_paths = ActiveRecord::Tasks::DatabaseTasks.migrations_paths @@ -12,45 +22,52 @@ db_namespace = namespace :db do end end - desc 'Creates the database from DATABASE_URL or config/database.yml for the current RAILS_ENV (use db:create:all to create all databases in the config). Without RAILS_ENV it defaults to creating the development and test databases.' + desc 'Creates the database from DATABASE_URL or config/database.yml for the current RAILS_ENV (use db:create:all to create all databases in the config). Without RAILS_ENV, it defaults to creating the development and test databases.' task :create => [:load_config] do ActiveRecord::Tasks::DatabaseTasks.create_current end namespace :drop do - task :all => :load_config do + task :all => [:load_config, :check_protected_environments] do ActiveRecord::Tasks::DatabaseTasks.drop_all end end - desc 'Drops the database from DATABASE_URL or config/database.yml for the current RAILS_ENV (use db:drop:all to drop all databases in the config). Without RAILS_ENV it defaults to dropping the development and test databases.' - task :drop => [:load_config] do + desc 'Drops the database from DATABASE_URL or config/database.yml for the current RAILS_ENV (use db:drop:all to drop all databases in the config). Without RAILS_ENV, it defaults to dropping the development and test databases.' + task :drop => [:load_config, :check_protected_environments] do + db_namespace["drop:_unsafe"].invoke + end + + task "drop:_unsafe" => [:load_config] do ActiveRecord::Tasks::DatabaseTasks.drop_current end namespace :purge do - task :all => :load_config do + task :all => [:load_config, :check_protected_environments] do ActiveRecord::Tasks::DatabaseTasks.purge_all end end - # desc "Empty the database from DATABASE_URL or config/database.yml for the current RAILS_ENV (use db:drop:all to drop all databases in the config). Without RAILS_ENV it defaults to purging the development and test databases." - task :purge => [:load_config] do + # desc "Empty the database from DATABASE_URL or config/database.yml for the current RAILS_ENV (use db:purge:all to purge all databases in the config). Without RAILS_ENV it defaults to purging the development and test databases." + task :purge => [:load_config, :check_protected_environments] do ActiveRecord::Tasks::DatabaseTasks.purge_current end desc "Migrate the database (options: VERSION=x, VERBOSE=false, SCOPE=blog)." task :migrate => [:environment, :load_config] do ActiveRecord::Tasks::DatabaseTasks.migrate - db_namespace['_dump'].invoke if ActiveRecord::Base.dump_schema_after_migration + db_namespace['_dump'].invoke end + # IMPORTANT: This task won't dump the schema if ActiveRecord::Base.dump_schema_after_migration is set to false task :_dump do - case ActiveRecord::Base.schema_format - when :ruby then db_namespace["schema:dump"].invoke - when :sql then db_namespace["structure:dump"].invoke - else - raise "unknown schema format #{ActiveRecord::Base.schema_format}" + if ActiveRecord::Base.dump_schema_after_migration + case ActiveRecord::Base.schema_format + when :ruby then db_namespace["schema:dump"].invoke + when :sql then db_namespace["structure:dump"].invoke + else + raise "unknown schema format #{ActiveRecord::Base.schema_format}" + end end # Allow this task to be called as many times as required. An example is the # migrate:redo task, which calls other two internally that depend on this one. @@ -76,7 +93,7 @@ db_namespace = namespace :db do task :up => [:environment, :load_config] do version = ENV['VERSION'] ? ENV['VERSION'].to_i : nil raise 'VERSION is required' unless version - ActiveRecord::Migrator.run(:up, ActiveRecord::Migrator.migrations_paths, version) + ActiveRecord::Migrator.run(:up, ActiveRecord::Tasks::DatabaseTasks.migrations_paths, version) db_namespace['_dump'].invoke end @@ -84,7 +101,7 @@ db_namespace = namespace :db do task :down => [:environment, :load_config] do version = ENV['VERSION'] ? ENV['VERSION'].to_i : nil raise 'VERSION is required - To go down one migration, run db:rollback' unless version - ActiveRecord::Migrator.run(:down, ActiveRecord::Migrator.migrations_paths, version) + ActiveRecord::Migrator.run(:down, ActiveRecord::Tasks::DatabaseTasks.migrations_paths, version) db_namespace['_dump'].invoke end @@ -96,13 +113,15 @@ db_namespace = namespace :db do db_list = ActiveRecord::SchemaMigration.normalized_versions file_list = - ActiveRecord::Migrator.migrations_paths.flat_map do |path| - # match "20091231235959_some_name.rb" and "001_some_name.rb" pattern - Dir.foreach(path).grep(/^(\d{3,})_(.+)\.rb$/) do - version = ActiveRecord::SchemaMigration.normalize_migration_number($1) + ActiveRecord::Tasks::DatabaseTasks.migrations_paths.flat_map do |path| + Dir.foreach(path).map do |file| + next unless ActiveRecord::Migrator.match_to_migration_filename?(file) + + version, name, scope = ActiveRecord::Migrator.parse_migration_filename(file) + version = ActiveRecord::SchemaMigration.normalize_migration_number(version) status = db_list.delete(version) ? 'up' : 'down' - [status, version, $2.humanize] - end + [status, version, (name + scope).humanize] + end.compact end db_list.map! do |version| @@ -122,22 +141,19 @@ db_namespace = namespace :db do desc 'Rolls the schema back to the previous version (specify steps w/ STEP=n).' task :rollback => [:environment, :load_config] do step = ENV['STEP'] ? ENV['STEP'].to_i : 1 - ActiveRecord::Migrator.rollback(ActiveRecord::Migrator.migrations_paths, step) + ActiveRecord::Migrator.rollback(ActiveRecord::Tasks::DatabaseTasks.migrations_paths, step) db_namespace['_dump'].invoke end # desc 'Pushes the schema to the next version (specify steps w/ STEP=n).' task :forward => [:environment, :load_config] do step = ENV['STEP'] ? ENV['STEP'].to_i : 1 - ActiveRecord::Migrator.forward(ActiveRecord::Migrator.migrations_paths, step) + ActiveRecord::Migrator.forward(ActiveRecord::Tasks::DatabaseTasks.migrations_paths, step) db_namespace['_dump'].invoke end # desc 'Drops and recreates the database from db/schema.rb for the current environment and loads the seeds.' - task :reset => [:environment, :load_config] do - db_namespace["drop"].invoke - db_namespace["setup"].invoke - end + task :reset => [ 'db:drop', 'db:setup' ] # desc "Retrieves the charset for the current environment's database" task :charset => [:environment, :load_config] do @@ -159,29 +175,29 @@ db_namespace = namespace :db do end # desc "Raises an error if there are pending migrations" - task :abort_if_pending_migrations => :environment do - pending_migrations = ActiveRecord::Migrator.open(ActiveRecord::Migrator.migrations_paths).pending_migrations + task :abort_if_pending_migrations => [:environment, :load_config] do + pending_migrations = ActiveRecord::Migrator.open(ActiveRecord::Tasks::DatabaseTasks.migrations_paths).pending_migrations if pending_migrations.any? puts "You have #{pending_migrations.size} pending #{pending_migrations.size > 1 ? 'migrations:' : 'migration:'}" pending_migrations.each do |pending_migration| puts ' %4d %s' % [pending_migration.version, pending_migration.name] end - abort %{Run `rake db:migrate` to update your database then try again.} + abort %{Run `rails db:migrate` to update your database then try again.} end end - desc 'Create the database, load the schema, and initialize with the seed data (use db:reset to also drop the database first)' + desc 'Creates the database, loads the schema, and initializes with the seed data (use db:reset to also drop the database first)' task :setup => ['db:schema:load_if_ruby', 'db:structure:load_if_sql', :seed] - desc 'Load the seed data from db/seeds.rb' + desc 'Loads the seed data from db/seeds.rb' task :seed do db_namespace['abort_if_pending_migrations'].invoke ActiveRecord::Tasks::DatabaseTasks.load_seed end namespace :fixtures do - desc "Load fixtures into the current environment's database. Load specific fixtures using FIXTURES=x,y. Load from subdirectory in test/fixtures using FIXTURES_DIR=z. Specify an alternative path (eg. spec/fixtures) using FIXTURES_PATH=spec/fixtures." + desc "Loads fixtures into the current environment's database. Load specific fixtures using FIXTURES=x,y. Load from subdirectory in test/fixtures using FIXTURES_DIR=z. Specify an alternative path (eg. spec/fixtures) using FIXTURES_PATH=spec/fixtures." task :load => [:environment, :load_config] do require 'active_record/fixtures' @@ -229,7 +245,7 @@ db_namespace = namespace :db do end namespace :schema do - desc 'Create a db/schema.rb file that is portable against any DB supported by AR' + desc 'Creates a db/schema.rb file that is portable against any DB supported by Active Record' task :dump => [:environment, :load_config] do require 'active_record/schema_dumper' filename = ENV['SCHEMA'] || File.join(ActiveRecord::Tasks::DatabaseTasks.db_dir, 'schema.rb') @@ -239,7 +255,7 @@ db_namespace = namespace :db do db_namespace['schema:dump'].reenable end - desc 'Load a schema.rb file into the database' + desc 'Loads a schema.rb file into the database' task :load => [:environment, :load_config] do ActiveRecord::Tasks::DatabaseTasks.load_schema_current(:ruby, ENV['SCHEMA']) end @@ -249,17 +265,17 @@ db_namespace = namespace :db do end namespace :cache do - desc 'Create a db/schema_cache.dump file.' + desc 'Creates a db/schema_cache.dump file.' task :dump => [:environment, :load_config] do con = ActiveRecord::Base.connection filename = File.join(ActiveRecord::Tasks::DatabaseTasks.db_dir, "schema_cache.dump") con.schema_cache.clear! - con.tables.each { |table| con.schema_cache.add(table) } + con.data_sources.each { |table| con.schema_cache.add(table) } open(filename, 'wb') { |f| f.write(Marshal.dump(con.schema_cache)) } end - desc 'Clear a db/schema_cache.dump file.' + desc 'Clears a db/schema_cache.dump file.' task :clear => [:environment, :load_config] do filename = File.join(ActiveRecord::Tasks::DatabaseTasks.db_dir, "schema_cache.dump") FileUtils.rm(filename) if File.exist?(filename) @@ -269,7 +285,7 @@ db_namespace = namespace :db do end namespace :structure do - desc 'Dump the database structure to db/structure.sql. Specify another file with SCHEMA=db/my_structure.sql' + desc 'Dumps the database structure to db/structure.sql. Specify another file with SCHEMA=db/my_structure.sql' task :dump => [:environment, :load_config] do filename = ENV['SCHEMA'] || File.join(ActiveRecord::Tasks::DatabaseTasks.db_dir, "structure.sql") current_config = ActiveRecord::Tasks::DatabaseTasks.current_config @@ -285,7 +301,7 @@ db_namespace = namespace :db do db_namespace['structure:dump'].reenable end - desc "Recreate the databases from the structure.sql file" + desc "Recreates the databases from the structure.sql file" task :load => [:load_config] do ActiveRecord::Tasks::DatabaseTasks.load_schema_current(:sql, ENV['SCHEMA']) end @@ -349,11 +365,11 @@ db_namespace = namespace :db do task :clone_structure => %w(db:test:deprecated db:structure:dump db:test:load_structure) # desc "Empty the test database" - task :purge => %w(environment load_config) do + task :purge => %w(environment load_config check_protected_environments) do ActiveRecord::Tasks::DatabaseTasks.purge ActiveRecord::Base.configurations['test'] end - # desc 'Check for pending migrations and load the test schema' + # desc 'Load the test schema' task :prepare => %w(environment load_config) do unless ActiveRecord::Base.configurations.blank? db_namespace['test:load'].invoke @@ -384,7 +400,7 @@ namespace :railties do puts "Copied migration #{migration.basename} from #{name}" end - ActiveRecord::Migration.copy(ActiveRecord::Migrator.migrations_paths.first, railties, + ActiveRecord::Migration.copy(ActiveRecord::Tasks::DatabaseTasks.migrations_paths.first, railties, :on_skip => on_skip, :on_copy => on_copy) end end diff --git a/activerecord/lib/active_record/reflection.rb b/activerecord/lib/active_record/reflection.rb index 5360db6a19..37e18626b5 100644 --- a/activerecord/lib/active_record/reflection.rb +++ b/activerecord/lib/active_record/reflection.rb @@ -32,6 +32,7 @@ module ActiveRecord end def self.add_reflection(ar, name, reflection) + ar.clear_reflections_cache ar._reflections = ar._reflections.merge(name.to_s => reflection) end @@ -61,24 +62,27 @@ module ActiveRecord aggregate_reflections[aggregation.to_s] end - # Returns a Hash of name of the reflection as the key and a AssociationReflection as the value. + # Returns a Hash of name of the reflection as the key and an AssociationReflection as the value. # # Account.reflections # => {"balance" => AggregateReflection} # - # @api public def reflections - ref = {} - _reflections.each do |name, reflection| - parent_reflection = reflection.parent_reflection + @__reflections ||= begin + ref = {} - if parent_reflection - parent_name = parent_reflection.name - ref[parent_name.to_s] = parent_reflection - else - ref[name] = reflection + _reflections.each do |name, reflection| + parent_reflection = reflection.parent_reflection + + if parent_reflection + parent_name = parent_reflection.name + ref[parent_name.to_s] = parent_reflection + else + ref[name] = reflection + end end + + ref end - ref end # Returns an array of AssociationReflection objects for all the @@ -91,10 +95,10 @@ module ActiveRecord # Account.reflect_on_all_associations # returns an array of all associations # Account.reflect_on_all_associations(:has_many) # returns an array of all has_many associations # - # @api public def reflect_on_all_associations(macro = nil) association_reflections = reflections.values - macro ? association_reflections.select { |reflection| reflection.macro == macro } : association_reflections + association_reflections.select! { |reflection| reflection.macro == macro } if macro + association_reflections end # Returns the AssociationReflection object for the +association+ (use the symbol). @@ -102,22 +106,22 @@ module ActiveRecord # Account.reflect_on_association(:owner) # returns the owner AssociationReflection # Invoice.reflect_on_association(:line_items).macro # returns :has_many # - # @api public def reflect_on_association(association) reflections[association.to_s] end - # @api private def _reflect_on_association(association) #:nodoc: _reflections[association.to_s] end # Returns an array of AssociationReflection objects for all associations which have <tt>:autosave</tt> enabled. - # - # @api public def reflect_on_all_autosave_associations reflections.values.select { |reflection| reflection.options[:autosave] } end + + def clear_reflections_cache # :nodoc: + @__reflections = nil + end end # Holds all the methods that are shared between MacroReflection, AssociationReflection @@ -159,6 +163,68 @@ module ActiveRecord scope_chain.flatten end + def counter_cache_column + if belongs_to? + if options[:counter_cache] == true + "#{active_record.name.demodulize.underscore.pluralize}_count" + elsif options[:counter_cache] + options[:counter_cache].to_s + end + else + options[:counter_cache] ? options[:counter_cache].to_s : "#{name}_count" + end + end + + def inverse_of + return unless inverse_name + + @inverse_of ||= klass._reflect_on_association inverse_name + end + + def check_validity_of_inverse! + unless polymorphic? + if has_inverse? && inverse_of.nil? + raise InverseOfAssociationNotFoundError.new(self) + end + end + end + + # This shit is nasty. We need to avoid the following situation: + # + # * An associated record is deleted via record.destroy + # * Hence the callbacks run, and they find a belongs_to on the record with a + # :counter_cache options which points back at our owner. So they update the + # counter cache. + # * In which case, we must make sure to *not* update the counter cache, or else + # it will be decremented twice. + # + # Hence this method. + def inverse_which_updates_counter_cache + return @inverse_which_updates_counter_cache if defined?(@inverse_which_updates_counter_cache) + @inverse_which_updates_counter_cache = klass.reflect_on_all_associations(:belongs_to).find do |inverse| + inverse.counter_cache_column == counter_cache_column + end + end + alias inverse_updates_counter_cache? inverse_which_updates_counter_cache + + def inverse_updates_counter_in_memory? + inverse_of && inverse_which_updates_counter_cache == inverse_of + end + + # Returns whether a counter cache should be used for this association. + # + # The counter_cache option must be given on either the owner or inverse + # association, and the column must be present on the owner. + def has_cached_counter? + options[:counter_cache] || + inverse_which_updates_counter_cache && inverse_which_updates_counter_cache.options[:counter_cache] && + !!active_record.columns_hash[counter_cache_column] + end + + def counter_must_be_updated_by_has_many? + !inverse_updates_counter_in_memory? && has_cached_counter? + end + def alias_candidate(name) "#{plural_name}_#{name}" end @@ -305,7 +371,7 @@ module ActiveRecord end def foreign_key - @foreign_key ||= options[:foreign_key] || derive_foreign_key + @foreign_key ||= options[:foreign_key] || derive_foreign_key.freeze end def association_foreign_key @@ -321,26 +387,10 @@ module ActiveRecord @active_record_primary_key ||= options[:primary_key] || primary_key(active_record) end - def counter_cache_column - if options[:counter_cache] == true - "#{active_record.name.demodulize.underscore.pluralize}_count" - elsif options[:counter_cache] - options[:counter_cache].to_s - end - end - def check_validity! check_validity_of_inverse! end - def check_validity_of_inverse! - unless polymorphic? - if has_inverse? && inverse_of.nil? - raise InverseOfAssociationNotFoundError.new(self) - end - end - end - def check_preloadable! return unless scope @@ -392,12 +442,6 @@ module ActiveRecord inverse_name end - def inverse_of - return unless inverse_name - - @inverse_of ||= klass._reflect_on_association inverse_name - end - def polymorphic_inverse_of(associated_class) if has_inverse? if inverse_relationship = associated_class._reflect_on_association(options[:inverse_of]) @@ -501,7 +545,7 @@ module ActiveRecord end end - # returns either nil or the inverse association name that it finds. + # returns either false or the inverse association name that it finds. def automatic_inverse_of if can_find_inverse_of_automatically?(self) inverse_name = ActiveSupport::Inflector.underscore(options[:as] || active_record.name.demodulize).to_sym @@ -880,6 +924,8 @@ module ActiveRecord klass.primary_key || raise(UnknownPrimaryKey.new(klass)) end + def inverse_name; delegate_reflection.send(:inverse_name); end + private def derive_class_name # get the class_name of the belongs_to association of the through reflection diff --git a/activerecord/lib/active_record/relation.rb b/activerecord/lib/active_record/relation.rb index 85648a7f8f..032b8d4c5d 100644 --- a/activerecord/lib/active_record/relation.rb +++ b/activerecord/lib/active_record/relation.rb @@ -1,20 +1,20 @@ -# -*- coding: utf-8 -*- require "arel/collectors/bind" module ActiveRecord - # = Active Record Relation + # = Active Record \Relation class Relation MULTI_VALUE_METHODS = [:includes, :eager_load, :preload, :select, :group, - :order, :joins, :references, + :order, :joins, :left_joins, :left_outer_joins, :references, :extending, :unscope] SINGLE_VALUE_METHODS = [:limit, :offset, :lock, :readonly, :reordering, - :reverse_order, :distinct, :create_with, :uniq] + :reverse_order, :distinct, :create_with] CLAUSE_METHODS = [:where, :having, :from] INVALID_METHODS_FOR_DELETE_ALL = [:limit, :distinct, :offset, :group, :having] VALUE_METHODS = MULTI_VALUE_METHODS + SINGLE_VALUE_METHODS + CLAUSE_METHODS + include Enumerable include FinderMethods, Calculations, SpawnMethods, QueryMethods, Batches, Explain, Delegation attr_reader :table, :klass, :loaded, :predicate_builder @@ -99,7 +99,7 @@ module ActiveRecord end substitutes = values.map do |(arel_attr, _)| - [arel_attr, connection.substitute_at(klass.columns_hash[arel_attr.name])] + [arel_attr, Arel::Nodes::BindParam.new] end [substitutes, binds] @@ -108,7 +108,7 @@ module ActiveRecord # Initializes new record from relation while maintaining the current # scope. # - # Expects arguments in the same format as +Base.new+. + # Expects arguments in the same format as {ActiveRecord::Base.new}[rdoc-ref:Core.new]. # # users = User.where(name: 'DHH') # user = users.new # => #<User id: nil, name: "DHH", created_at: nil, updated_at: nil> @@ -126,28 +126,32 @@ module ActiveRecord # Tries to create a new record with the same scoped attributes # defined in the relation. Returns the initialized object if validation fails. # - # Expects arguments in the same format as +Base.create+. + # Expects arguments in the same format as + # {ActiveRecord::Base.create}[rdoc-ref:Persistence::ClassMethods#create]. # # ==== Examples + # # users = User.where(name: 'Oscar') - # users.create # #<User id: 3, name: "oscar", ...> + # users.create # => #<User id: 3, name: "Oscar", ...> # # users.create(name: 'fxn') - # users.create # #<User id: 4, name: "fxn", ...> + # users.create # => #<User id: 4, name: "fxn", ...> # # users.create { |user| user.name = 'tenderlove' } - # # #<User id: 5, name: "tenderlove", ...> + # # => #<User id: 5, name: "tenderlove", ...> # # users.create(name: nil) # validation on name - # # #<User id: nil, name: nil, ...> + # # => #<User id: nil, name: nil, ...> def create(*args, &block) scoping { @klass.create(*args, &block) } end - # Similar to #create, but calls +create!+ on the base class. Raises - # an exception if a validation error occurs. + # Similar to #create, but calls + # {create!}[rdoc-ref:Persistence::ClassMethods#create!] + # on the base class. Raises an exception if a validation error occurs. # - # Expects arguments in the same format as <tt>Base.create!</tt>. + # Expects arguments in the same format as + # {ActiveRecord::Base.create!}[rdoc-ref:Persistence::ClassMethods#create!]. def create!(*args, &block) scoping { @klass.create!(*args, &block) } end @@ -181,7 +185,7 @@ module ActiveRecord # User.create_with(last_name: 'Johansson').find_or_create_by(first_name: 'Scarlett') # # => #<User id: 2, first_name: "Scarlett", last_name: "Johansson"> # - # This method accepts a block, which is passed down to +create+. The last example + # This method accepts a block, which is passed down to #create. The last example # above can be alternatively written this way: # # # Find the first user named "Scarlett" or create a new one with a @@ -193,7 +197,7 @@ module ActiveRecord # # This method always returns a record, but if creation was attempted and # failed due to validation errors it won't be persisted, you get what - # +create+ returns in such situation. + # #create returns in such situation. # # Please note *this method is not atomic*, it runs first a SELECT, and if # there are no results an INSERT is attempted. If there are other threads @@ -216,13 +220,15 @@ module ActiveRecord find_by(attributes) || create(attributes, &block) end - # Like <tt>find_or_create_by</tt>, but calls <tt>create!</tt> so an exception + # Like #find_or_create_by, but calls + # {create!}[rdoc-ref:Persistence::ClassMethods#create!] so an exception # is raised if the created record is invalid. def find_or_create_by!(attributes, &block) find_by(attributes) || create!(attributes, &block) end - # Like <tt>find_or_create_by</tt>, but calls <tt>new</tt> instead of <tt>create</tt>. + # Like #find_or_create_by, but calls {new}[rdoc-ref:Core#new] + # instead of {create}[rdoc-ref:Persistence::ClassMethods#create]. def find_or_initialize_by(attributes, &block) find_by(attributes) || new(attributes, &block) end @@ -275,38 +281,52 @@ module ActiveRecord # Returns true if there are no records. def none? - if block_given? - to_a.none? { |*block_args| yield(*block_args) } - else - empty? - end + return super if block_given? + empty? end # Returns true if there are any records. def any? - if block_given? - to_a.any? { |*block_args| yield(*block_args) } - else - !empty? - end + return super if block_given? + !empty? end # Returns true if there is exactly one record. def one? - if block_given? - to_a.one? { |*block_args| yield(*block_args) } - else - limit_value ? to_a.one? : size == 1 - end + return super if block_given? + limit_value ? to_a.one? : size == 1 end # Returns true if there is more than one record. def many? - if block_given? - to_a.many? { |*block_args| yield(*block_args) } - else - limit_value ? to_a.many? : size > 1 - end + return super if block_given? + limit_value ? to_a.many? : size > 1 + end + + # Returns a cache key that can be used to identify the records fetched by + # this query. The cache key is built with a fingerprint of the sql query, + # the number of records matched by the query and a timestamp of the last + # updated record. When a new record comes to match the query, or any of + # the existing records is updated or deleted, the cache key changes. + # + # Product.where("name like ?", "%Cosmic Encounter%").cache_key + # # => "products/query-1850ab3d302391b85b8693e941286659-1-20150714212553907087000" + # + # If the collection is loaded, the method will iterate through the records + # to generate the timestamp, otherwise it will trigger one SQL query like: + # + # SELECT COUNT(*), MAX("products"."updated_at") FROM "products" WHERE (name like '%Cosmic Encounter%') + # + # You can also pass a custom timestamp column to fetch the timestamp of the + # last updated record. + # + # Product.where("name like ?", "%Game%").cache_key(:last_reviewed_at) + # + # You can customize the strategy to generate the key on a per model basis + # overriding ActiveRecord::Base#collection_cache_key. + def cache_key(timestamp_column = :updated_at) + @cache_keys ||= {} + @cache_keys[timestamp_column] ||= @klass.collection_cache_key(self, timestamp_column) end # Scope all queries to the current scope. @@ -327,9 +347,8 @@ module ActiveRecord # Updates all records in the current relation with details given. This method constructs a single SQL UPDATE # statement and sends it straight to the database. It does not instantiate the involved models and it does not - # trigger Active Record callbacks or validations. Values passed to `update_all` will not go through - # ActiveRecord's type-casting behavior. It should receive only values that can be passed as-is to the SQL - # database. + # trigger Active Record callbacks or validations. However, values passed to #update_all will still go through + # Active Record's normal type casting and serialization. # # ==== Parameters # @@ -352,11 +371,11 @@ module ActiveRecord stmt.set Arel.sql(@klass.send(:sanitize_sql_for_assignment, updates)) stmt.table(table) - stmt.key = table[primary_key] if joins_values.any? - @klass.connection.join_to_update(stmt, arel) + @klass.connection.join_to_update(stmt, arel, table[primary_key]) else + stmt.key = table[primary_key] stmt.take(arel.limit) stmt.order(*arel.orders) stmt.wheres = arel.constraints @@ -386,27 +405,34 @@ module ActiveRecord # people = Person.where(group: 'expert') # people.update(group: 'masters') # - # Note: Updating a large number of records will run a - # UPDATE query for each record, which may cause a performance - # issue. So if it is not needed to run callbacks for each update, it is - # preferred to use <tt>update_all</tt> for updating all records using - # a single query. + # Note: Updating a large number of records will run an + # UPDATE query for each record, which may cause a performance + # issue. So if it is not needed to run callbacks for each update, it is + # preferred to use #update_all for updating all records using + # a single query. def update(id = :all, attributes) if id.is_a?(Array) id.map.with_index { |one_id, idx| update(one_id, attributes[idx]) } elsif id == :all to_a.each { |record| record.update(attributes) } else + if ActiveRecord::Base === id + id = id.id + ActiveSupport::Deprecation.warn(<<-MSG.squish) + You are passing an instance of ActiveRecord::Base to `update`. + Please pass the id of the object by calling `.id` + MSG + end object = find(id) object.update(attributes) object end end - # Destroys the records matching +conditions+ by instantiating each - # record and calling its +destroy+ method. Each object's callbacks are - # executed (including <tt>:dependent</tt> association options). Returns the - # collection of objects that were destroyed; each will be frozen, to + # Destroys the records by instantiating each + # record and calling its {#destroy}[rdoc-ref:Persistence#destroy] method. + # Each object's callbacks are executed (including <tt>:dependent</tt> association options). + # Returns the collection of objects that were destroyed; each will be frozen, to # reflect that no changes should be made (since they can't be persisted). # # Note: Instantiation, callback execution, and deletion of each @@ -414,22 +440,17 @@ module ActiveRecord # once. It generates at least one SQL +DELETE+ query per record (or # possibly more, to enforce your callbacks). If you want to delete many # rows quickly, without concern for their associations or callbacks, use - # +delete_all+ instead. - # - # ==== Parameters - # - # * +conditions+ - A string, array, or hash that specifies which records - # to destroy. If omitted, all records are destroyed. See the - # Conditions section in the introduction to ActiveRecord::Base for - # more information. + # #delete_all instead. # # ==== Examples # - # Person.destroy_all("last_login < '2004-04-04'") - # Person.destroy_all(status: "inactive") # Person.where(age: 0..18).destroy_all def destroy_all(conditions = nil) if conditions + ActiveSupport::Deprecation.warn(<<-MESSAGE.squish) + Passing conditions to destroy_all is deprecated and will be removed in Rails 5.1. + To achieve the same use where(conditions).destroy_all + MESSAGE where(conditions).destroy_all else to_a.each(&:destroy).tap { reset } @@ -438,7 +459,7 @@ module ActiveRecord # Destroy an object (or multiple objects) that has the given id. The object is instantiated first, # therefore all callbacks and filters are fired off before the object is deleted. This method is - # less efficient than ActiveRecord#delete but allows cleanup methods and other actions to be run. + # less efficient than #delete but allows cleanup methods and other actions to be run. # # This essentially finds the object (or multiple objects) with the given id, creates a new object # from the attributes, and then calls destroy on it. @@ -463,22 +484,21 @@ module ActiveRecord end end - # Deletes the records matching +conditions+ without instantiating the records - # first, and hence not calling the +destroy+ method nor invoking callbacks. This - # is a single SQL DELETE statement that goes straight to the database, much more - # efficient than +destroy_all+. Be careful with relations though, in particular + # Deletes the records without instantiating the records + # first, and hence not calling the {#destroy}[rdoc-ref:Persistence#destroy] + # method nor invoking callbacks. + # This is a single SQL DELETE statement that goes straight to the database, much more + # efficient than #destroy_all. Be careful with relations though, in particular # <tt>:dependent</tt> rules defined on associations are not honored. Returns the # number of rows affected. # - # Post.delete_all("person_id = 5 AND (category = 'Something' OR category = 'Else')") - # Post.delete_all(["person_id = ? AND (category = ? OR category = ?)", 5, 'Something', 'Else']) # Post.where(person_id: 5).where(category: ['Something', 'Else']).delete_all # # Both calls delete the affected posts all at once with a single DELETE statement. # If you need to destroy dependent associations or call your <tt>before_*</tt> or - # +after_destroy+ callbacks, use the +destroy_all+ method instead. + # +after_destroy+ callbacks, use the #destroy_all method instead. # - # If an invalid method is supplied, +delete_all+ raises an ActiveRecord error: + # If an invalid method is supplied, #delete_all raises an ActiveRecordError: # # Post.limit(100).delete_all # # => ActiveRecord::ActiveRecordError: delete_all doesn't support limit @@ -497,6 +517,10 @@ module ActiveRecord end if conditions + ActiveSupport::Deprecation.warn(<<-MESSAGE.squish) + Passing conditions to delete_all is deprecated and will be removed in Rails 5.1. + To achieve the same use where(conditions).delete_all + MESSAGE where(conditions).delete_all else stmt = Arel::DeleteManager.new @@ -523,7 +547,7 @@ module ActiveRecord # You can delete multiple rows at once by passing an Array of <tt>id</tt>s. # # Note: Although it is often much faster than the alternative, - # <tt>#destroy</tt>, skipping callbacks might bypass business logic in + # #destroy, skipping callbacks might bypass business logic in # your application that ensures referential integrity or performs other # essential jobs. # @@ -613,11 +637,14 @@ module ActiveRecord includes_values & joins_values end - # +uniq+ and +uniq!+ are silently deprecated. +uniq_value+ delegates to +distinct_value+ - # to maintain backwards compatibility. Use +distinct_value+ instead. + # {#uniq}[rdoc-ref:QueryMethods#uniq] and + # {#uniq!}[rdoc-ref:QueryMethods#uniq!] are silently deprecated. + # #uniq_value delegates to #distinct_value to maintain backwards compatibility. + # Use #distinct_value instead. def uniq_value distinct_value end + deprecate uniq_value: :distinct_value # Compares two relations for equality. def ==(other) @@ -651,6 +678,13 @@ module ActiveRecord "#<#{self.class.name} [#{entries.join(', ')}]>" end + protected + + def load_records(records) + @records = records + @loaded = true + end + private def exec_queries diff --git a/activerecord/lib/active_record/relation/batches.rb b/activerecord/lib/active_record/relation/batches.rb index e07580a563..221bc73680 100644 --- a/activerecord/lib/active_record/relation/batches.rb +++ b/activerecord/lib/active_record/relation/batches.rb @@ -1,8 +1,10 @@ +require "active_record/relation/batches/batch_enumerator" + module ActiveRecord module Batches # Looping through a collection of records from the database - # (using the +all+ method, for example) is very inefficient - # since it will try to instantiate all the objects at once. + # (using the Scoping::Named::ClassMethods.all method, for example) + # is very inefficient since it will try to instantiate all the objects at once. # # In that case, batch processing methods allow you to work # with the records in batches, thereby greatly reducing memory consumption. @@ -122,24 +124,102 @@ module ActiveRecord end end + in_batches(of: batch_size, begin_at: begin_at, end_at: end_at, load: true) do |batch| + yield batch.to_a + end + end + + # Yields ActiveRecord::Relation objects to work with a batch of records. + # + # Person.where("age > 21").in_batches do |relation| + # relation.delete_all + # sleep(10) # Throttle the delete queries + # end + # + # If you do not provide a block to #in_batches, it will return a + # BatchEnumerator which is enumerable. + # + # Person.in_batches.with_index do |relation, batch_index| + # puts "Processing relation ##{batch_index}" + # relation.each { |relation| relation.delete_all } + # end + # + # Examples of calling methods on the returned BatchEnumerator object: + # + # Person.in_batches.delete_all + # Person.in_batches.update_all(awesome: true) + # Person.in_batches.each_record(&:party_all_night!) + # + # ==== Options + # * <tt>:of</tt> - Specifies the size of the batch. Default to 1000. + # * <tt>:load</tt> - Specifies if the relation should be loaded. Default to false. + # * <tt>:begin_at</tt> - Specifies the primary key value to start from, inclusive of the value. + # * <tt>:end_at</tt> - Specifies the primary key value to end at, inclusive of the value. + # + # This is especially useful if you want to work with the + # ActiveRecord::Relation object instead of the array of records, or if + # you want multiple workers dealing with the same processing queue. You can + # make worker 1 handle all the records between id 0 and 10,000 and worker 2 + # handle from 10,000 and beyond (by setting the +:begin_at+ and +:end_at+ + # option on each worker). + # + # # Let's process the next 2000 records + # Person.in_batches(of: 2000, begin_at: 2000).update_all(awesome: true) + # + # An example of calling where query method on the relation: + # + # Person.in_batches.each do |relation| + # relation.update_all('age = age + 1') + # relation.where('age > 21').update_all(should_party: true) + # relation.where('age <= 21').delete_all + # end + # + # NOTE: If you are going to iterate through each record, you should call + # #each_record on the yielded BatchEnumerator: + # + # Person.in_batches.each_record(&:party_all_night!) + # + # NOTE: It's not possible to set the order. That is automatically set to + # ascending on the primary key ("id ASC") to make the batch ordering + # consistent. Therefore the primary key must be orderable, e.g an integer + # or a string. + # + # NOTE: You can't set the limit either, that's used to control the batch + # sizes. + def in_batches(of: 1000, begin_at: nil, end_at: nil, load: false) + relation = self + unless block_given? + return BatchEnumerator.new(of: of, begin_at: begin_at, end_at: end_at, relation: self) + end + if logger && (arel.orders.present? || arel.taken.present?) logger.warn("Scoped order and limit are ignored, it's forced to be batch order and batch size") end - relation = relation.reorder(batch_order).limit(batch_size) + relation = relation.reorder(batch_order).limit(of) relation = apply_limits(relation, begin_at, end_at) - records = relation.to_a + batch_relation = relation + + loop do + if load + records = batch_relation.to_a + ids = records.map(&:id) + yielded_relation = self.where(primary_key => ids) + yielded_relation.load_records(records) + else + ids = batch_relation.pluck(primary_key) + yielded_relation = self.where(primary_key => ids) + end - while records.any? - records_size = records.size - primary_key_offset = records.last.id - raise "Primary key not included in the custom select clause" unless primary_key_offset + break if ids.empty? - yield records + primary_key_offset = ids.last + raise ArgumentError.new("Primary key not included in the custom select clause") unless primary_key_offset - break if records_size < batch_size + yield yielded_relation - records = relation.where(table[primary_key].gt(primary_key_offset)).to_a + break if ids.length < of + batch_relation = relation.where(table[primary_key].gt(primary_key_offset)) end end diff --git a/activerecord/lib/active_record/relation/batches/batch_enumerator.rb b/activerecord/lib/active_record/relation/batches/batch_enumerator.rb new file mode 100644 index 0000000000..153aae9584 --- /dev/null +++ b/activerecord/lib/active_record/relation/batches/batch_enumerator.rb @@ -0,0 +1,67 @@ +module ActiveRecord + module Batches + class BatchEnumerator + include Enumerable + + def initialize(of: 1000, begin_at: nil, end_at: nil, relation:) #:nodoc: + @of = of + @relation = relation + @begin_at = begin_at + @end_at = end_at + end + + # Looping through a collection of records from the database (using the + # +all+ method, for example) is very inefficient since it will try to + # instantiate all the objects at once. + # + # In that case, batch processing methods allow you to work with the + # records in batches, thereby greatly reducing memory consumption. + # + # Person.in_batches.each_record do |person| + # person.do_awesome_stuff + # end + # + # Person.where("age > 21").in_batches(of: 10).each_record do |person| + # person.party_all_night! + # end + # + # If you do not provide a block to #each_record, it will return an Enumerator + # for chaining with other methods: + # + # Person.in_batches.each_record.with_index do |person, index| + # person.award_trophy(index + 1) + # end + def each_record + return to_enum(:each_record) unless block_given? + + @relation.to_enum(:in_batches, of: @of, begin_at: @begin_at, end_at: @end_at, load: true).each do |relation| + relation.to_a.each { |record| yield record } + end + end + + # Delegates #delete_all, #update_all, #destroy_all methods to each batch. + # + # People.in_batches.delete_all + # People.in_batches.destroy_all('age < 10') + # People.in_batches.update_all('age = age + 1') + [:delete_all, :update_all, :destroy_all].each do |method| + define_method(method) do |*args, &block| + @relation.to_enum(:in_batches, of: @of, begin_at: @begin_at, end_at: @end_at, load: false).each do |relation| + relation.send(method, *args, &block) + end + end + end + + # Yields an ActiveRecord::Relation object for each batch of records. + # + # Person.in_batches.each do |relation| + # relation.update_all(awesome: true) + # end + def each + enum = @relation.to_enum(:in_batches, of: @of, begin_at: @begin_at, end_at: @end_at, load: false) + return enum.each { |relation| yield relation } if block_given? + enum + end + end + end +end diff --git a/activerecord/lib/active_record/relation/calculations.rb b/activerecord/lib/active_record/relation/calculations.rb index 402b317d9c..f45844a9ea 100644 --- a/activerecord/lib/active_record/relation/calculations.rb +++ b/activerecord/lib/active_record/relation/calculations.rb @@ -14,33 +14,34 @@ module ActiveRecord # Person.distinct.count(:age) # # => counts the number of different age values # - # If +count+ is used with +group+, it returns a Hash whose keys represent the aggregated column, + # If #count is used with {Relation#group}[rdoc-ref:QueryMethods#group], + # it returns a Hash whose keys represent the aggregated column, # and the values are the respective amounts: # # Person.group(:city).count # # => { 'Rome' => 5, 'Paris' => 3 } # - # If +count+ is used with +group+ for multiple columns, it returns a Hash whose + # If #count is used with {Relation#group}[rdoc-ref:QueryMethods#group] for multiple columns, it returns a Hash whose # keys are an array containing the individual values of each column and the value - # of each key would be the +count+. + # of each key would be the #count. # # Article.group(:status, :category).count # # => {["draft", "business"]=>10, ["draft", "technology"]=>4, # ["published", "business"]=>0, ["published", "technology"]=>2} # - # If +count+ is used with +select+, it will count the selected columns: + # If #count is used with {Relation#select}[rdoc-ref:QueryMethods#select], it will count the selected columns: # # Person.select(:age).count # # => counts the number of different age values # - # Note: not all valid +select+ expressions are valid +count+ expressions. The specifics differ + # Note: not all valid {Relation#select}[rdoc-ref:QueryMethods#select] expressions are valid #count expressions. The specifics differ # between databases. In invalid cases, an error from the database is thrown. def count(column_name = nil) calculate(:count, column_name) end # Calculates the average value on a given column. Returns +nil+ if there's - # no row. See +calculate+ for examples with options. + # no row. See #calculate for examples with options. # # Person.average(:age) # => 35.8 def average(column_name) @@ -49,7 +50,7 @@ module ActiveRecord # Calculates the minimum value on a given column. The value is returned # with the same data type of the column, or +nil+ if there's no row. See - # +calculate+ for examples with options. + # #calculate for examples with options. # # Person.minimum(:age) # => 7 def minimum(column_name) @@ -58,7 +59,7 @@ module ActiveRecord # Calculates the maximum value on a given column. The value is returned # with the same data type of the column, or +nil+ if there's no row. See - # +calculate+ for examples with options. + # #calculate for examples with options. # # Person.maximum(:age) # => 93 def maximum(column_name) @@ -66,45 +67,46 @@ module ActiveRecord end # Calculates the sum of values on a given column. The value is returned - # with the same data type of the column, 0 if there's no row. See - # +calculate+ for examples with options. + # with the same data type of the column, +0+ if there's no row. See + # #calculate for examples with options. # # Person.sum(:age) # => 4562 - def sum(*args) - calculate(:sum, *args) + def sum(column_name = nil, &block) + return super(&block) if block_given? + calculate(:sum, column_name) end - # This calculates aggregate values in the given column. Methods for count, sum, average, - # minimum, and maximum have been added as shortcuts. + # This calculates aggregate values in the given column. Methods for #count, #sum, #average, + # #minimum, and #maximum have been added as shortcuts. # - # There are two basic forms of output: + # Person.calculate(:count, :all) # The same as Person.count + # Person.average(:age) # SELECT AVG(age) FROM people... # - # * Single aggregate value: The single value is type cast to Fixnum for COUNT, Float - # for AVG, and the given column's type for everything else. + # # Selects the minimum age for any family without any minors + # Person.group(:last_name).having("min(age) > 17").minimum(:age) # - # * Grouped values: This returns an ordered hash of the values and groups them. It - # takes either a column name, or the name of a belongs_to association. + # Person.sum("2 * age") # - # values = Person.group('last_name').maximum(:age) - # puts values["Drake"] - # # => 43 + # There are two basic forms of output: # - # drake = Family.find_by(last_name: 'Drake') - # values = Person.group(:family).maximum(:age) # Person belongs_to :family - # puts values[drake] - # # => 43 + # * Single aggregate value: The single value is type cast to Fixnum for COUNT, Float + # for AVG, and the given column's type for everything else. # - # values.each do |family, max_age| - # ... - # end + # * Grouped values: This returns an ordered hash of the values and groups them. It + # takes either a column name, or the name of a belongs_to association. # - # Person.calculate(:count, :all) # The same as Person.count - # Person.average(:age) # SELECT AVG(age) FROM people... + # values = Person.group('last_name').maximum(:age) + # puts values["Drake"] + # # => 43 # - # # Selects the minimum age for any family without any minors - # Person.group(:last_name).having("min(age) > 17").minimum(:age) + # drake = Family.find_by(last_name: 'Drake') + # values = Person.group(:family).maximum(:age) # Person belongs_to :family + # puts values[drake] + # # => 43 # - # Person.sum("2 * age") + # values.each do |family, max_age| + # ... + # end def calculate(operation, column_name) if column_name.is_a?(Symbol) && attribute_alias?(column_name) column_name = attribute_alias(column_name) @@ -117,7 +119,7 @@ module ActiveRecord end end - # Use <tt>pluck</tt> as a shortcut to select one or more attributes without + # Use #pluck as a shortcut to select one or more attributes without # loading a bunch of records just to grab the attributes you want. # # Person.pluck(:name) @@ -126,7 +128,7 @@ module ActiveRecord # # Person.all.map(&:name) # - # Pluck returns an <tt>Array</tt> of attribute values type-casted to match + # Pluck returns an Array of attribute values type-casted to match # the plucked column names, if they can be deduced. Plucking an SQL fragment # returns String values by default. # @@ -138,7 +140,7 @@ module ActiveRecord # # SELECT people.id, people.name FROM people # # => [[1, 'David'], [2, 'Jeremy'], [3, 'Jose']] # - # Person.pluck('DISTINCT role') + # Person.distinct.pluck(:role) # # SELECT DISTINCT role FROM people # # => ['admin', 'member', 'guest'] # @@ -150,7 +152,7 @@ module ActiveRecord # # SELECT DATEDIFF(updated_at, created_at) FROM people # # => ['0', '27761', '173'] # - # See also +ids+. + # See also #ids. # def pluck(*column_names) column_names.map! do |column_name| @@ -161,6 +163,10 @@ module ActiveRecord end end + if loaded? && (column_names - @klass.column_names).empty? + return @records.pluck(*column_names) + end + if has_include?(column_names.first) construct_relation_for_association_calculations.pluck(*column_names) else @@ -190,7 +196,8 @@ module ActiveRecord def perform_calculation(operation, column_name) operation = operation.to_s.downcase - # If #count is used with #distinct / #uniq it is considered distinct. (eg. relation.distinct.count) + # If #count is used with #distinct (i.e. `relation.distinct.count`) it is + # considered distinct. distinct = self.distinct_value if operation == "count" @@ -212,6 +219,8 @@ module ActiveRecord end def aggregate_column(column_name) + return column_name if Arel::Expressions === column_name + if @klass.column_names.include?(column_name.to_s) Arel::Attribute.new(@klass.unscoped.table, column_name) else @@ -266,15 +275,10 @@ module ActiveRecord else group_fields = group_attrs end + group_fields = arel_columns(group_fields) - group_aliases = group_fields.map { |field| - column_alias_for(field) - } - group_columns = group_aliases.zip(group_fields).map { |aliaz,field| - [aliaz, field] - } - - group = group_fields + group_aliases = group_fields.map { |field| column_alias_for(field) } + group_columns = group_aliases.zip(group_fields) if operation == 'count' && column_name == :all aggregate_alias = 'count_all' @@ -290,7 +294,7 @@ module ActiveRecord ] select_values += select_values unless having_clause.empty? - select_values.concat group_fields.zip(group_aliases).map { |field,aliaz| + select_values.concat group_columns.map { |aliaz, field| if field.respond_to?(:as) field.as(aliaz) else @@ -299,7 +303,7 @@ module ActiveRecord } relation = except(:group) - relation.group_values = group + relation.group_values = group_fields relation.select_values = select_values calculated_data = @klass.connection.select_all(relation, nil, relation.bound_attributes) @@ -332,7 +336,6 @@ module ActiveRecord # column_alias_for("sum(id)") # => "sum_id" # column_alias_for("count(distinct users.id)") # => "count_distinct_users_id" # column_alias_for("count(*)") # => "count_all" - # column_alias_for("count", "id") # => "count_id" def column_alias_for(keys) if keys.respond_to? :name keys = "#{keys.relation.name}.#{keys.name}" @@ -361,9 +364,9 @@ module ActiveRecord end end - # TODO: refactor to allow non-string `select_values` (eg. Arel nodes). def select_for_count if select_values.present? + return select_values.first if select_values.one? select_values.join(", ") else :all diff --git a/activerecord/lib/active_record/relation/delegation.rb b/activerecord/lib/active_record/relation/delegation.rb index d4a8823cfe..e4e5d63006 100644 --- a/activerecord/lib/active_record/relation/delegation.rb +++ b/activerecord/lib/active_record/relation/delegation.rb @@ -3,12 +3,12 @@ require 'active_support/concern' module ActiveRecord module Delegation # :nodoc: - module DelegateCache - def relation_delegate_class(klass) # :nodoc: + module DelegateCache # :nodoc: + def relation_delegate_class(klass) @relation_delegate_cache[klass] end - def initialize_relation_delegate_cache # :nodoc: + def initialize_relation_delegate_cache @relation_delegate_cache = cache = {} [ ActiveRecord::Relation, @@ -18,7 +18,7 @@ module ActiveRecord delegate = Class.new(klass) { include ClassSpecificRelation } - const_set klass.name.gsub('::', '_'), delegate + const_set klass.name.gsub('::'.freeze, '_'.freeze), delegate cache[klass] = delegate end end @@ -36,13 +36,8 @@ module ActiveRecord # may vary depending on the klass of a relation, so we create a subclass of Relation # for each different klass, and the delegations are compiled into that subclass only. - BLACKLISTED_ARRAY_METHODS = [ - :compact!, :flatten!, :reject!, :reverse!, :rotate!, :map!, - :shuffle!, :slice!, :sort!, :sort_by!, :delete_if, - :keep_if, :pop, :shift, :delete_at, :compact, :select! - ].to_set # :nodoc: - - delegate :to_xml, :to_yaml, :length, :collect, :map, :each, :all?, :include?, :to_ary, :join, to: :to_a + delegate :to_xml, :to_yaml, :length, :collect, :map, :each, :all?, :include?, :to_ary, :join, + :[], :&, :|, :+, :-, :sample, :shuffle, :reverse, :compact, to: :to_a delegate :table_name, :quoted_table_name, :primary_key, :quoted_primary_key, :connection, :columns_hash, :to => :klass @@ -114,21 +109,14 @@ module ActiveRecord def respond_to?(method, include_private = false) super || @klass.respond_to?(method, include_private) || - array_delegable?(method) || arel.respond_to?(method, include_private) end protected - def array_delegable?(method) - Array.method_defined?(method) && BLACKLISTED_ARRAY_METHODS.exclude?(method) - end - def method_missing(method, *args, &block) if @klass.respond_to?(method) scoping { @klass.public_send(method, *args, &block) } - elsif array_delegable?(method) - to_a.public_send(method, *args, &block) elsif arel.respond_to?(method) arel.public_send(method, *args, &block) else diff --git a/activerecord/lib/active_record/relation/finder_methods.rb b/activerecord/lib/active_record/relation/finder_methods.rb index 6020aa238f..3cbb12a09d 100644 --- a/activerecord/lib/active_record/relation/finder_methods.rb +++ b/activerecord/lib/active_record/relation/finder_methods.rb @@ -17,7 +17,7 @@ module ActiveRecord # Person.where("administrator = 1").order("created_on DESC").find(1) # # NOTE: The returned records may not be in the same order as the ids you - # provide since database rows are unordered. You'd need to provide an explicit <tt>order</tt> + # provide since database rows are unordered. You'd need to provide an explicit QueryMethods#order # option if you want the results are sorted. # # ==== Find with lock @@ -34,7 +34,7 @@ module ActiveRecord # person.save! # end # - # ==== Variations of +find+ + # ==== Variations of #find # # Person.where(name: 'Spartacus', rating: 4) # # returns a chainable list (which can be empty). @@ -48,7 +48,7 @@ module ActiveRecord # Person.where(name: 'Spartacus', rating: 4).first_or_create # # returns the first item or creates it and returns it. # - # ==== Alternatives for +find+ + # ==== Alternatives for #find # # Person.where(name: 'Spartacus', rating: 4).exists?(conditions = :none) # # returns a boolean indicating if any record with the given conditions exist. @@ -62,11 +62,8 @@ module ActiveRecord # Person.where(name: 'Spartacus', rating: 4).pluck(:field1, :field2) # # returns an Array of the required fields. def find(*args) - if block_given? - to_a.find(*args) { |*block_args| yield(*block_args) } - else - find_with_ids(*args) - end + return super if block_given? + find_with_ids(*args) end # Finds the first record matching the specified conditions. There @@ -83,12 +80,13 @@ module ActiveRecord nil end - # Like <tt>find_by</tt>, except that if no record is found, raises - # an <tt>ActiveRecord::RecordNotFound</tt> error. + # Like #find_by, except that if no record is found, raises + # an ActiveRecord::RecordNotFound error. def find_by!(arg, *args) where(arg, *args).take! rescue RangeError - raise RecordNotFound, "Couldn't find #{@klass.name} with an out of range value" + raise RecordNotFound.new("Couldn't find #{@klass.name} with an out of range value", + @klass.name) end # Gives a record (or N records if a parameter is supplied) without any implied @@ -102,8 +100,8 @@ module ActiveRecord limit ? limit(limit).to_a : find_take end - # Same as +take+ but raises <tt>ActiveRecord::RecordNotFound</tt> if no record - # is found. Note that <tt>take!</tt> accepts no arguments. + # Same as #take but raises ActiveRecord::RecordNotFound if no record + # is found. Note that #take! accepts no arguments. def take! take or raise RecordNotFound.new("Couldn't find #{@klass.name} with [#{arel.where_sql(@klass.arel_engine)}]") end @@ -119,14 +117,14 @@ module ActiveRecord # def first(limit = nil) if limit - find_nth_with_limit(offset_index, limit) + find_nth_with_limit_and_offset(0, limit, offset: offset_index) else - find_nth(0, offset_index) + find_nth 0 end end - # Same as +first+ but raises <tt>ActiveRecord::RecordNotFound</tt> if no record - # is found. Note that <tt>first!</tt> accepts no arguments. + # Same as #first but raises ActiveRecord::RecordNotFound if no record + # is found. Note that #first! accepts no arguments. def first! find_nth! 0 end @@ -158,8 +156,8 @@ module ActiveRecord end end - # Same as +last+ but raises <tt>ActiveRecord::RecordNotFound</tt> if no record - # is found. Note that <tt>last!</tt> accepts no arguments. + # Same as #last but raises ActiveRecord::RecordNotFound if no record + # is found. Note that #last! accepts no arguments. def last! last or raise RecordNotFound.new("Couldn't find #{@klass.name} with [#{arel.where_sql(@klass.arel_engine)}]") end @@ -171,10 +169,10 @@ module ActiveRecord # Person.offset(3).second # returns the second object from OFFSET 3 (which is OFFSET 4) # Person.where(["user_name = :u", { u: user_name }]).second def second - find_nth(1, offset_index) + find_nth 1 end - # Same as +second+ but raises <tt>ActiveRecord::RecordNotFound</tt> if no record + # Same as #second but raises ActiveRecord::RecordNotFound if no record # is found. def second! find_nth! 1 @@ -187,10 +185,10 @@ module ActiveRecord # Person.offset(3).third # returns the third object from OFFSET 3 (which is OFFSET 5) # Person.where(["user_name = :u", { u: user_name }]).third def third - find_nth(2, offset_index) + find_nth 2 end - # Same as +third+ but raises <tt>ActiveRecord::RecordNotFound</tt> if no record + # Same as #third but raises ActiveRecord::RecordNotFound if no record # is found. def third! find_nth! 2 @@ -203,10 +201,10 @@ module ActiveRecord # Person.offset(3).fourth # returns the fourth object from OFFSET 3 (which is OFFSET 6) # Person.where(["user_name = :u", { u: user_name }]).fourth def fourth - find_nth(3, offset_index) + find_nth 3 end - # Same as +fourth+ but raises <tt>ActiveRecord::RecordNotFound</tt> if no record + # Same as #fourth but raises ActiveRecord::RecordNotFound if no record # is found. def fourth! find_nth! 3 @@ -219,10 +217,10 @@ module ActiveRecord # Person.offset(3).fifth # returns the fifth object from OFFSET 3 (which is OFFSET 7) # Person.where(["user_name = :u", { u: user_name }]).fifth def fifth - find_nth(4, offset_index) + find_nth 4 end - # Same as +fifth+ but raises <tt>ActiveRecord::RecordNotFound</tt> if no record + # Same as #fifth but raises ActiveRecord::RecordNotFound if no record # is found. def fifth! find_nth! 4 @@ -235,17 +233,17 @@ module ActiveRecord # Person.offset(3).forty_two # returns the forty-second object from OFFSET 3 (which is OFFSET 44) # Person.where(["user_name = :u", { u: user_name }]).forty_two def forty_two - find_nth(41, offset_index) + find_nth 41 end - # Same as +forty_two+ but raises <tt>ActiveRecord::RecordNotFound</tt> if no record + # Same as #forty_two but raises ActiveRecord::RecordNotFound if no record # is found. def forty_two! find_nth! 41 end - # Returns +true+ if a record exists in the table that matches the +id+ or - # conditions given, or +false+ otherwise. The argument can take six forms: + # Returns true if a record exists in the table that matches the +id+ or + # conditions given, or false otherwise. The argument can take six forms: # # * Integer - Finds the record with this primary key. # * String - Finds the record with a primary key corresponding to this @@ -258,7 +256,7 @@ module ActiveRecord # * No args - Returns +false+ if the table is empty, +true+ otherwise. # # For more information about specifying conditions as a hash or array, - # see the Conditions section in the introduction to <tt>ActiveRecord::Base</tt>. + # see the Conditions section in the introduction to ActiveRecord::Base. # # Note: You can't pass in a condition as a string (like <tt>name = # 'Jamie'</tt>), since it would be sanitized and then queried against @@ -300,7 +298,7 @@ module ActiveRecord end # This method is called whenever no records are found with either a single - # id or multiple ids and raises a +ActiveRecord::RecordNotFound+ exception. + # id or multiple ids and raises a ActiveRecord::RecordNotFound exception. # # The error message is different depending on whether a single id or # multiple ids are provided. If multiple ids are provided, then the number @@ -444,6 +442,8 @@ module ActiveRecord end def find_some(ids) + return find_some_ordered(ids) unless order_values.present? + result = where(primary_key => ids).to_a expected_size = @@ -465,6 +465,21 @@ module ActiveRecord end end + def find_some_ordered(ids) + ids = ids.slice(offset_value || 0, limit_value || ids.size) || [] + + result = except(:limit, :offset).where(primary_key => ids).to_a + + if result.size == ids.size + pk_type = @klass.type_for_attribute(primary_key) + + records_by_id = result.index_by(&:id) + ids.map { |id| records_by_id.fetch(pk_type.cast(id)) } + else + raise_record_not_found_exception!(ids, result.size, ids.size) + end + end + def find_take if loaded? @records.first @@ -473,27 +488,39 @@ module ActiveRecord end end - def find_nth(index, offset) + def find_nth(index, offset = nil) if loaded? @records[index] else - offset += index - @offsets[offset] ||= find_nth_with_limit(offset, 1).first + # TODO: once the offset argument is removed we rely on offset_index + # within find_nth_with_limit, rather than pass it in via + # find_nth_with_limit_and_offset + if offset + ActiveSupport::Deprecation.warn(<<-MSG.squish) + Passing an offset argument to find_nth is deprecated, + please use Relation#offset instead. + MSG + else + offset = offset_index + end + @offsets[offset + index] ||= find_nth_with_limit_and_offset(index, 1, offset: offset).first end end def find_nth!(index) - find_nth(index, offset_index) or raise RecordNotFound.new("Couldn't find #{@klass.name} with [#{arel.where_sql(@klass.arel_engine)}]") + find_nth(index) or raise RecordNotFound.new("Couldn't find #{@klass.name} with [#{arel.where_sql(@klass.arel_engine)}]") end - def find_nth_with_limit(offset, limit) + def find_nth_with_limit(index, limit) + # TODO: once the offset argument is removed from find_nth, + # find_nth_with_limit_and_offset can be merged into this method relation = if order_values.empty? && primary_key order(arel_table[primary_key].asc) else self end - relation = relation.offset(offset) unless offset.zero? + relation = relation.offset(index) unless index.zero? relation.limit(limit).to_a end @@ -509,5 +536,16 @@ module ActiveRecord end end end + + private + + def find_nth_with_limit_and_offset(index, limit, offset:) # :nodoc: + if loaded? + @records[index, limit] + else + index += offset + find_nth_with_limit(index, limit) + end + end end end diff --git a/activerecord/lib/active_record/relation/from_clause.rb b/activerecord/lib/active_record/relation/from_clause.rb index a93952fa30..8945cb0cc5 100644 --- a/activerecord/lib/active_record/relation/from_clause.rb +++ b/activerecord/lib/active_record/relation/from_clause.rb @@ -1,6 +1,6 @@ module ActiveRecord class Relation - class FromClause + class FromClause # :nodoc: attr_reader :value, :name def initialize(value, name) @@ -25,7 +25,7 @@ module ActiveRecord end def self.empty - new(nil, nil) + @empty ||= new(nil, nil) end end end diff --git a/activerecord/lib/active_record/relation/merger.rb b/activerecord/lib/active_record/relation/merger.rb index c3054f1fe9..396638d74d 100644 --- a/activerecord/lib/active_record/relation/merger.rb +++ b/activerecord/lib/active_record/relation/merger.rb @@ -50,7 +50,7 @@ module ActiveRecord NORMAL_VALUES = Relation::VALUE_METHODS - Relation::CLAUSE_METHODS - - [:joins, :order, :reverse_order, :lock, :create_with, :reordering] # :nodoc: + [:includes, :preload, :joins, :order, :reverse_order, :lock, :create_with, :reordering] # :nodoc: def normal_values NORMAL_VALUES @@ -75,6 +75,7 @@ module ActiveRecord merge_multi_values merge_single_values merge_clauses + merge_preloads merge_joins relation @@ -82,6 +83,27 @@ module ActiveRecord private + def merge_preloads + return if other.preload_values.empty? && other.includes_values.empty? + + if other.klass == relation.klass + relation.preload!(*other.preload_values) unless other.preload_values.empty? + relation.includes!(other.includes_values) unless other.includes_values.empty? + else + reflection = relation.klass.reflect_on_all_associations.find do |r| + r.class_name == other.klass.name + end || return + + unless other.preload_values.empty? + relation.preload! reflection.name => other.preload_values + end + + unless other.includes_values.empty? + relation.includes! reflection.name => other.includes_values + end + end + end + def merge_joins return if other.joins_values.blank? @@ -119,6 +141,9 @@ module ActiveRecord end def merge_single_values + if relation.from_clause.empty? + relation.from_clause = other.from_clause + end relation.lock_value ||= other.lock_value unless other.create_with_value.blank? @@ -126,11 +151,15 @@ module ActiveRecord end end + CLAUSE_METHOD_NAMES = CLAUSE_METHODS.map do |name| + ["#{name}_clause", "#{name}_clause="] + end + def merge_clauses - CLAUSE_METHODS.each do |name| - clause = relation.send("#{name}_clause") - other_clause = other.send("#{name}_clause") - relation.send("#{name}_clause=", clause.merge(other_clause)) + CLAUSE_METHOD_NAMES.each do |(reader, writer)| + clause = relation.send(reader) + other_clause = other.send(reader) + relation.send(writer, clause.merge(other_clause)) end end end diff --git a/activerecord/lib/active_record/relation/predicate_builder.rb b/activerecord/lib/active_record/relation/predicate_builder.rb index 43e9afe853..39e7b42629 100644 --- a/activerecord/lib/active_record/relation/predicate_builder.rb +++ b/activerecord/lib/active_record/relation/predicate_builder.rb @@ -24,12 +24,12 @@ module ActiveRecord end def build_from_hash(attributes) - attributes = convert_dot_notation_to_hash(attributes.stringify_keys) + attributes = convert_dot_notation_to_hash(attributes) expand_from_hash(attributes) end def create_binds(attributes) - attributes = convert_dot_notation_to_hash(attributes.stringify_keys) + attributes = convert_dot_notation_to_hash(attributes) create_binds_for_hash(attributes) end @@ -52,7 +52,7 @@ module ActiveRecord key else key = key.to_s - key.split('.').first if key.include?('.') + key.split('.'.freeze).first if key.include?('.'.freeze) end end.compact end @@ -67,7 +67,7 @@ module ActiveRecord # Arel::Nodes::And.new([range.start, range.end]) # ) # end - # ActiveRecord::PredicateBuilder.register_handler(MyCustomDateRange, handler) + # ActiveRecord::PredicateBuilder.new("users").register_handler(MyCustomDateRange, handler) def register_handler(klass, handler) @handlers.unshift([klass, handler]) end @@ -123,10 +123,10 @@ module ActiveRecord end def convert_dot_notation_to_hash(attributes) - dot_notation = attributes.keys.select { |s| s.include?(".") } + dot_notation = attributes.keys.select { |s| s.include?(".".freeze) } dot_notation.each do |key| - table_name, column_name = key.split(".") + table_name, column_name = key.split(".".freeze) value = attributes.delete(key) attributes[table_name] ||= {} diff --git a/activerecord/lib/active_record/relation/predicate_builder/association_query_handler.rb b/activerecord/lib/active_record/relation/predicate_builder/association_query_handler.rb index 159889d3b8..e81be63cd3 100644 --- a/activerecord/lib/active_record/relation/predicate_builder/association_query_handler.rb +++ b/activerecord/lib/active_record/relation/predicate_builder/association_query_handler.rb @@ -10,10 +10,10 @@ module ActiveRecord table = value.associated_table if value.base_class - queries[table.association_foreign_type] = value.base_class.name + queries[table.association_foreign_type.to_s] = value.base_class.name end - queries[table.association_foreign_key] = value.ids + queries[table.association_foreign_key.to_s] = value.ids predicate_builder.build_from_hash(queries) end diff --git a/activerecord/lib/active_record/relation/query_attribute.rb b/activerecord/lib/active_record/relation/query_attribute.rb index e69319b4de..7ba964e802 100644 --- a/activerecord/lib/active_record/relation/query_attribute.rb +++ b/activerecord/lib/active_record/relation/query_attribute.rb @@ -2,7 +2,7 @@ require 'active_record/attribute' module ActiveRecord class Relation - class QueryAttribute < Attribute + class QueryAttribute < Attribute # :nodoc: def type_cast(value) value end diff --git a/activerecord/lib/active_record/relation/query_methods.rb b/activerecord/lib/active_record/relation/query_methods.rb index 69ce5cdc2a..716b1e8505 100644 --- a/activerecord/lib/active_record/relation/query_methods.rb +++ b/activerecord/lib/active_record/relation/query_methods.rb @@ -14,6 +14,8 @@ module ActiveRecord # WhereChain objects act as placeholder for queries in which #where does not have any parameter. # In this case, #where must be chained with #not to return a new relation. class WhereChain + include ActiveModel::ForbiddenAttributesProtection + def initialize(scope) @scope = scope end @@ -21,7 +23,7 @@ module ActiveRecord # Returns a new relation expressing WHERE + NOT condition according to # the conditions in the arguments. # - # +not+ accepts conditions as a string, array, or hash. See #where for + # #not accepts conditions as a string, array, or hash. See QueryMethods#where for # more details on each format. # # User.where.not("name = 'Jon'") @@ -42,6 +44,8 @@ module ActiveRecord # User.where.not(name: "Jon", role: "admin") # # SELECT * FROM users WHERE name != 'Jon' AND role != 'admin' def not(opts, *rest) + opts = sanitize_forbidden_attributes(opts) + where_clause = @scope.send(:where_clause_factory).build(opts, rest) @scope.references!(PredicateBuilder.references(opts)) if Hash === opts @@ -50,16 +54,17 @@ module ActiveRecord end end + FROZEN_EMPTY_ARRAY = [].freeze Relation::MULTI_VALUE_METHODS.each do |name| class_eval <<-CODE, __FILE__, __LINE__ + 1 - def #{name}_values # def select_values - @values[:#{name}] || [] # @values[:select] || [] - end # end - # - def #{name}_values=(values) # def select_values=(values) - assert_mutability! # assert_mutability! - @values[:#{name}] = values # @values[:select] = values - end # end + def #{name}_values + @values[:#{name}] || FROZEN_EMPTY_ARRAY + end + + def #{name}_values=(values) + assert_mutability! + @values[:#{name}] = values + end CODE end @@ -94,11 +99,27 @@ module ActiveRecord end def bound_attributes - from_clause.binds + arel.bind_values + where_clause.binds + having_clause.binds + result = from_clause.binds + arel.bind_values + where_clause.binds + having_clause.binds + if limit_value && !string_containing_comma?(limit_value) + result << Attribute.with_cast_value( + "LIMIT".freeze, + connection.sanitize_limit(limit_value), + Type::Value.new, + ) + end + if offset_value + result << Attribute.with_cast_value( + "OFFSET".freeze, + offset_value.to_i, + Type::Value.new, + ) + end + result end + FROZEN_EMPTY_HASH = {}.freeze def create_with_value # :nodoc: - @values[:create_with] || {} + @values[:create_with] || FROZEN_EMPTY_HASH end alias extensions extending_values @@ -113,7 +134,7 @@ module ActiveRecord # # allows you to access the +address+ attribute of the +User+ model without # firing an additional query. This will often result in a - # performance improvement over a simple +join+. + # performance improvement over a simple join. # # You can also specify multiple relationships, like this: # @@ -134,7 +155,7 @@ module ActiveRecord # # User.includes(:posts).where('posts.name = ?', 'example').references(:posts) # - # Note that +includes+ works with association names while +references+ needs + # Note that #includes works with association names while #references needs # the actual table name. def includes(*args) check_if_method_has_arguments!(:includes, args) @@ -152,9 +173,9 @@ module ActiveRecord # Forces eager loading by performing a LEFT OUTER JOIN on +args+: # # User.eager_load(:posts) - # => SELECT "users"."id" AS t0_r0, "users"."name" AS t0_r1, ... - # FROM "users" LEFT OUTER JOIN "posts" ON "posts"."user_id" = - # "users"."id" + # # SELECT "users"."id" AS t0_r0, "users"."name" AS t0_r1, ... + # # FROM "users" LEFT OUTER JOIN "posts" ON "posts"."user_id" = + # # "users"."id" def eager_load(*args) check_if_method_has_arguments!(:eager_load, args) spawn.eager_load!(*args) @@ -165,10 +186,10 @@ module ActiveRecord self end - # Allows preloading of +args+, in the same way that +includes+ does: + # Allows preloading of +args+, in the same way that #includes does: # # User.preload(:posts) - # => SELECT "posts".* FROM "posts" WHERE "posts"."user_id" IN (1, 2, 3) + # # SELECT "posts".* FROM "posts" WHERE "posts"."user_id" IN (1, 2, 3) def preload(*args) check_if_method_has_arguments!(:preload, args) spawn.preload!(*args) @@ -181,14 +202,14 @@ module ActiveRecord # Use to indicate that the given +table_names+ are referenced by an SQL string, # and should therefore be JOINed in any query rather than loaded separately. - # This method only works in conjunction with +includes+. + # This method only works in conjunction with #includes. # See #includes for more details. # # User.includes(:posts).where("posts.name = 'foo'") - # # => Doesn't JOIN the posts table, resulting in an error. + # # Doesn't JOIN the posts table, resulting in an error. # # User.includes(:posts).where("posts.name = 'foo'").references(:posts) - # # => Query now knows the string references posts, so adds a JOIN + # # Query now knows the string references posts, so adds a JOIN def references(*table_names) check_if_method_has_arguments!(:references, table_names) spawn.references!(*table_names) @@ -204,12 +225,12 @@ module ActiveRecord # Works in two unique ways. # - # First: takes a block so it can be used just like Array#select. + # First: takes a block so it can be used just like +Array#select+. # # Model.all.select { |m| m.field == value } # # This will build an array of objects from the database for the scope, - # converting them into an array and iterating through them using Array#select. + # converting them into an array and iterating through them using +Array#select+. # # Second: Modifies the SELECT statement for the query so that only certain # fields are retrieved: @@ -237,23 +258,20 @@ module ActiveRecord # # => "value" # # Accessing attributes of an object that do not have fields retrieved by a select - # except +id+ will throw <tt>ActiveModel::MissingAttributeError</tt>: + # except +id+ will throw ActiveModel::MissingAttributeError: # # Model.select(:field).first.other_field # # => ActiveModel::MissingAttributeError: missing attribute: other_field def select(*fields) - if block_given? - to_a.select { |*block_args| yield(*block_args) } - else - raise ArgumentError, 'Call this with at least one field' if fields.empty? - spawn._select!(*fields) - end + return super if block_given? + raise ArgumentError, 'Call this with at least one field' if fields.empty? + spawn._select!(*fields) end def _select!(*fields) # :nodoc: fields.flatten! fields.map! do |field| - klass.attribute_alias?(field) ? klass.attribute_alias(field) : field + klass.attribute_alias?(field) ? klass.attribute_alias(field).to_sym : field end self.select_values += fields self @@ -262,22 +280,23 @@ module ActiveRecord # Allows to specify a group attribute: # # User.group(:name) - # => SELECT "users".* FROM "users" GROUP BY name + # # SELECT "users".* FROM "users" GROUP BY name # # Returns an array with distinct records based on the +group+ attribute: # # User.select([:id, :name]) - # => [#<User id: 1, name: "Oscar">, #<User id: 2, name: "Oscar">, #<User id: 3, name: "Foo"> + # # => [#<User id: 1, name: "Oscar">, #<User id: 2, name: "Oscar">, #<User id: 3, name: "Foo">] # # User.group(:name) - # => [#<User id: 3, name: "Foo", ...>, #<User id: 2, name: "Oscar", ...>] + # # => [#<User id: 3, name: "Foo", ...>, #<User id: 2, name: "Oscar", ...>] # # User.group('name AS grouped_name, age') - # => [#<User id: 3, name: "Foo", age: 21, ...>, #<User id: 2, name: "Oscar", age: 21, ...>, #<User id: 5, name: "Foo", age: 23, ...>] + # # => [#<User id: 3, name: "Foo", age: 21, ...>, #<User id: 2, name: "Oscar", age: 21, ...>, #<User id: 5, name: "Foo", age: 23, ...>] # # Passing in an array of attributes to group by is also supported. + # # User.select([:id, :first_name]).group(:id, :first_name).first(3) - # => [#<User id: 1, first_name: "Bill">, #<User id: 2, first_name: "Earl">, #<User id: 3, first_name: "Beto">] + # # => [#<User id: 1, first_name: "Bill">, #<User id: 2, first_name: "Earl">, #<User id: 3, first_name: "Beto">] def group(*args) check_if_method_has_arguments!(:group, args) spawn.group!(*args) @@ -293,22 +312,22 @@ module ActiveRecord # Allows to specify an order attribute: # # User.order(:name) - # => SELECT "users".* FROM "users" ORDER BY "users"."name" ASC + # # SELECT "users".* FROM "users" ORDER BY "users"."name" ASC # # User.order(email: :desc) - # => SELECT "users".* FROM "users" ORDER BY "users"."email" DESC + # # SELECT "users".* FROM "users" ORDER BY "users"."email" DESC # # User.order(:name, email: :desc) - # => SELECT "users".* FROM "users" ORDER BY "users"."name" ASC, "users"."email" DESC + # # SELECT "users".* FROM "users" ORDER BY "users"."name" ASC, "users"."email" DESC # # User.order('name') - # => SELECT "users".* FROM "users" ORDER BY name + # # SELECT "users".* FROM "users" ORDER BY name # # User.order('name DESC') - # => SELECT "users".* FROM "users" ORDER BY name DESC + # # SELECT "users".* FROM "users" ORDER BY name DESC # # User.order('name DESC, email') - # => SELECT "users".* FROM "users" ORDER BY name DESC, email + # # SELECT "users".* FROM "users" ORDER BY name DESC, email def order(*args) check_if_method_has_arguments!(:order, args) spawn.order!(*args) @@ -360,15 +379,15 @@ module ActiveRecord # User.order('email DESC').select('id').where(name: "John") # .unscope(:order, :select, :where) == User.all # - # One can additionally pass a hash as an argument to unscope specific :where values. + # One can additionally pass a hash as an argument to unscope specific +:where+ values. # This is done by passing a hash with a single key-value pair. The key should be - # :where and the value should be the where value to unscope. For example: + # +:where+ and the value should be the where value to unscope. For example: # # User.where(name: "John", active: true).unscope(where: :name) # == User.where(active: true) # - # This method is similar to <tt>except</tt>, but unlike - # <tt>except</tt>, it persists across merges: + # This method is similar to #except, but unlike + # #except, it persists across merges: # # User.order('email').merge(User.except(:order)) # == User.order('email') @@ -378,7 +397,7 @@ module ActiveRecord # # This means it can be used in association definitions: # - # has_many :comments, -> { unscope where: :trashed } + # has_many :comments, -> { unscope(where: :trashed) } # def unscope(*args) check_if_method_has_arguments!(:unscope, args) @@ -410,15 +429,35 @@ module ActiveRecord self end - # Performs a joins on +args+: + # Performs a joins on +args+. The given symbol(s) should match the name of + # the association(s). # # User.joins(:posts) - # => SELECT "users".* FROM "users" INNER JOIN "posts" ON "posts"."user_id" = "users"."id" + # # SELECT "users".* + # # FROM "users" + # # INNER JOIN "posts" ON "posts"."user_id" = "users"."id" + # + # Multiple joins: + # + # User.joins(:posts, :account) + # # SELECT "users".* + # # FROM "users" + # # INNER JOIN "posts" ON "posts"."user_id" = "users"."id" + # # INNER JOIN "accounts" ON "accounts"."id" = "users"."account_id" + # + # Nested joins: + # + # User.joins(posts: [:comments]) + # # SELECT "users".* + # # FROM "users" + # # INNER JOIN "posts" ON "posts"."user_id" = "users"."id" + # # INNER JOIN "comments" "comments_posts" + # # ON "comments_posts"."post_id" = "posts"."id" # # You can use strings in order to customize your joins: # # User.joins("LEFT JOIN bookmarks ON bookmarks.bookmarkable_type = 'Post' AND bookmarks.user_id = users.id") - # => SELECT "users".* FROM "users" LEFT JOIN bookmarks ON bookmarks.bookmarkable_type = 'Post' AND bookmarks.user_id = users.id + # # SELECT "users".* FROM "users" LEFT JOIN bookmarks ON bookmarks.bookmarkable_type = 'Post' AND bookmarks.user_id = users.id def joins(*args) check_if_method_has_arguments!(:joins, args) spawn.joins!(*args) @@ -431,6 +470,27 @@ module ActiveRecord self end + # Performs a left outer joins on +args+: + # + # User.left_outer_joins(:posts) + # => SELECT "users".* FROM "users" LEFT OUTER JOIN "posts" ON "posts"."user_id" = "users"."id" + # + def left_outer_joins(*args) + check_if_method_has_arguments!(:left_outer_joins, args) + + args.compact! + args.flatten! + + spawn.left_outer_joins!(*args) + end + alias :left_joins :left_outer_joins + + def left_outer_joins!(*args) # :nodoc: + self.left_outer_joins_values += args + self + end + alias :left_joins! :left_outer_joins! + # Returns a new relation, which is the result of filtering the current relation # according to the conditions in the arguments. # @@ -474,7 +534,7 @@ module ActiveRecord # than the previous methods; you are responsible for ensuring that the values in the template # are properly quoted. The values are passed to the connector for quoting, but the caller # is responsible for ensuring they are enclosed in quotes in the resulting SQL. After quoting, - # the values are inserted using the same escapes as the Ruby core method <tt>Kernel::sprintf</tt>. + # the values are inserted using the same escapes as the Ruby core method +Kernel::sprintf+. # # User.where(["name = '%s' and email = '%s'", "Joe", "joe@example.com"]) # # SELECT * FROM users WHERE name = 'Joe' AND email = 'joe@example.com'; @@ -551,7 +611,7 @@ module ActiveRecord # If the condition is any blank-ish object, then #where is a no-op and returns # the current relation. def where(opts = :chain, *rest) - if opts == :chain + if :chain == opts WhereChain.new(spawn) elsif opts.blank? self @@ -561,23 +621,25 @@ module ActiveRecord end def where!(opts, *rest) # :nodoc: - if Hash === opts - opts = sanitize_forbidden_attributes(opts) - references!(PredicateBuilder.references(opts)) - end - + opts = sanitize_forbidden_attributes(opts) + references!(PredicateBuilder.references(opts)) if Hash === opts self.where_clause += where_clause_factory.build(opts, rest) self end # Allows you to change a previously set where condition for a given attribute, instead of appending to that condition. # - # Post.where(trashed: true).where(trashed: false) # => WHERE `trashed` = 1 AND `trashed` = 0 - # Post.where(trashed: true).rewhere(trashed: false) # => WHERE `trashed` = 0 - # Post.where(active: true).where(trashed: true).rewhere(trashed: false) # => WHERE `active` = 1 AND `trashed` = 0 + # Post.where(trashed: true).where(trashed: false) + # # WHERE `trashed` = 1 AND `trashed` = 0 # - # This is short-hand for unscope(where: conditions.keys).where(conditions). Note that unlike reorder, we're only unscoping - # the named conditions -- not the entire where statement. + # Post.where(trashed: true).rewhere(trashed: false) + # # WHERE `trashed` = 0 + # + # Post.where(active: true).where(trashed: true).rewhere(trashed: false) + # # WHERE `active` = 1 AND `trashed` = 0 + # + # This is short-hand for <tt>unscope(where: conditions.keys).where(conditions)</tt>. + # Note that unlike reorder, we're only unscoping the named conditions -- not the entire where statement. def rewhere(conditions) unscope(where: conditions.keys).where(conditions) end @@ -586,19 +648,21 @@ module ActiveRecord # argument. # # The two relations must be structurally compatible: they must be scoping the same model, and - # they must differ only by +where+ (if no +group+ has been defined) or +having+ (if a +group+ is - # present). Neither relation may have a +limit+, +offset+, or +uniq+ set. + # they must differ only by #where (if no #group has been defined) or #having (if a #group is + # present). Neither relation may have a #limit, #offset, or #distinct set. # - # Post.where("id = 1").or(Post.where("id = 2")) - # # SELECT `posts`.* FROM `posts` WHERE (('id = 1' OR 'id = 2')) + # Post.where("id = 1").or(Post.where("author_id = 3")) + # # SELECT `posts`.* FROM `posts` WHERE (('id = 1' OR 'author_id = 3')) # def or(other) spawn.or!(other) end def or!(other) # :nodoc: - unless structurally_compatible_for_or?(other) - raise ArgumentError, 'Relation passed to #or must be structurally compatible' + incompatible_values = structurally_incompatible_values_for_or(other) + + unless incompatible_values.empty? + raise ArgumentError, "Relation passed to #or must be structurally compatible. Incompatible values: #{incompatible_values}" end self.where_clause = self.where_clause.or(other.where_clause) @@ -607,12 +671,6 @@ module ActiveRecord self end - private def structurally_compatible_for_or?(other) # :nodoc: - Relation::SINGLE_VALUE_METHODS.all? { |m| send("#{m}_value") == other.send("#{m}_value") } && - (Relation::MULTI_VALUE_METHODS - [:extending]).all? { |m| send("#{m}_values") == other.send("#{m}_values") } && - (Relation::CLAUSE_METHODS - [:having, :where]).all? { |m| send("#{m}_clause") != other.send("#{m}_clause") } - end - # Allows to specify a HAVING clause. Note that you can't use HAVING # without also specifying a GROUP clause. # @@ -622,6 +680,7 @@ module ActiveRecord end def having!(opts, *rest) # :nodoc: + opts = sanitize_forbidden_attributes(opts) references!(PredicateBuilder.references(opts)) if Hash === opts self.having_clause += having_clause_factory.build(opts, rest) @@ -638,6 +697,13 @@ module ActiveRecord end def limit!(value) # :nodoc: + if string_containing_comma?(value) + # Remove `string_containing_comma?` when removing this deprecation + ActiveSupport::Deprecation.warn(<<-WARNING.squish) + Passing a string to limit in the form "1,2" is deprecated and will be + removed in Rails 5.1. Please call `offset` explicitly instead. + WARNING + end self.limit_value = value self end @@ -659,7 +725,7 @@ module ActiveRecord end # Specifies locking settings (default to +true+). For more information - # on locking, please see +ActiveRecord::Locking+. + # on locking, please see ActiveRecord::Locking. def lock(locks = true) spawn.lock!(locks) end @@ -690,7 +756,7 @@ module ActiveRecord # For example: # # @posts = current_user.visible_posts.where(name: params[:name]) - # # => the visible_posts method is expected to return a chainable Relation + # # the visible_posts method is expected to return a chainable Relation # # def visible_posts # case role @@ -716,7 +782,7 @@ module ActiveRecord # # users = User.readonly # users.first.save - # => ActiveRecord::ReadOnlyRecord: ActiveRecord::ReadOnlyRecord + # => ActiveRecord::ReadOnlyRecord: User is marked as readonly def readonly(value = true) spawn.readonly!(value) end @@ -735,7 +801,7 @@ module ActiveRecord # users = users.create_with(name: 'DHH') # users.new.name # => 'DHH' # - # You can pass +nil+ to +create_with+ to reset attributes: + # You can pass +nil+ to #create_with to reset attributes: # # users = users.create_with(nil) # users.new.name # => 'Oscar' @@ -757,15 +823,15 @@ module ActiveRecord # Specifies table from which the records will be fetched. For example: # # Topic.select('title').from('posts') - # # => SELECT title FROM posts + # # SELECT title FROM posts # # Can accept other relation objects. For example: # # Topic.select('title').from(Topic.approved) - # # => SELECT title FROM (SELECT * FROM topics WHERE approved = 't') subquery + # # SELECT title FROM (SELECT * FROM topics WHERE approved = 't') subquery # # Topic.select('a.title').from(Topic.approved, :a) - # # => SELECT a.title FROM (SELECT * FROM topics WHERE approved = 't') a + # # SELECT a.title FROM (SELECT * FROM topics WHERE approved = 't') a # def from(value, subquery_name = nil) spawn.from!(value, subquery_name) @@ -779,17 +845,18 @@ module ActiveRecord # Specifies whether the records should be unique or not. For example: # # User.select(:name) - # # => Might return two records with the same name + # # Might return two records with the same name # # User.select(:name).distinct - # # => Returns 1 record per distinct name + # # Returns 1 record per distinct name # # User.select(:name).distinct.distinct(false) - # # => You can also remove the uniqueness + # # You can also remove the uniqueness def distinct(value = true) spawn.distinct!(value) end alias uniq distinct + deprecate uniq: :distinct # Like #distinct, but modifies relation in place. def distinct!(value = true) # :nodoc: @@ -797,6 +864,7 @@ module ActiveRecord self end alias uniq! distinct! + deprecate uniq!: :distinct! # Used to extend a scope with additional methods, either through # a module or through a block provided. @@ -882,11 +950,18 @@ module ActiveRecord arel = Arel::SelectManager.new(table) build_joins(arel, joins_values.flatten) unless joins_values.empty? + build_left_outer_joins(arel, left_outer_joins_values.flatten) unless left_outer_joins_values.empty? arel.where(where_clause.ast) unless where_clause.empty? arel.having(having_clause.ast) unless having_clause.empty? - arel.take(connection.sanitize_limit(limit_value)) if limit_value - arel.skip(offset_value.to_i) if offset_value + if limit_value + if string_containing_comma?(limit_value) + arel.take(connection.sanitize_limit(limit_value)) + else + arel.take(Arel::Nodes::BindParam.new) + end + end + arel.skip(Arel::Nodes::BindParam.new) if offset_value arel.group(*arel_columns(group_values.uniq.reject(&:blank?))) unless group_values.empty? build_order(arel) @@ -941,6 +1016,19 @@ module ActiveRecord end end + def build_left_outer_joins(manager, outer_joins) + buckets = outer_joins.group_by do |join| + case join + when Hash, Symbol, Array + :association_join + else + raise ArgumentError, 'only Hash, Symbol and Array are allowed' + end + end + + build_join_query(manager, buckets, Arel::Nodes::OuterJoin) + end + def build_joins(manager, joins) buckets = joins.group_by do |join| case join @@ -956,6 +1044,11 @@ module ActiveRecord raise 'unknown class: %s' % join.class.name end end + + build_join_query(manager, buckets, Arel::Nodes::InnerJoin) + end + + def build_join_query(manager, buckets, join_type) buckets.default = [] association_joins = buckets[:association_join] @@ -971,7 +1064,7 @@ module ActiveRecord join_list ) - join_infos = join_dependency.join_constraints stashed_association_joins + join_infos = join_dependency.join_constraints stashed_association_joins, join_type join_infos.each do |info| info.joins.each { |join| manager.from(join) } @@ -999,15 +1092,13 @@ module ActiveRecord end def arel_columns(columns) - if from_clause.value - columns - else - columns.map do |field| - if (Symbol === field || String === field) && columns_hash.key?(field.to_s) - arel_table[field] - else - field - end + columns.map do |field| + if (Symbol === field || String === field) && columns_hash.key?(field.to_s) && !from_clause.value + arel_table[field] + elsif Symbol === field + connection.quote_table_name(field.to_s) + else + field end end end @@ -1051,6 +1142,9 @@ module ActiveRecord end def preprocess_order_args(order_args) + order_args.map! do |arg| + klass.send(:sanitize_sql_for_order, arg) + end order_args.flatten! validate_order_args(order_args) @@ -1081,8 +1175,8 @@ module ActiveRecord # # Example: # - # Post.references() # => raises an error - # Post.references([]) # => does not raise an error + # Post.references() # raises an error + # Post.references([]) # does not raise an error # # This particular method should be called with a method_name and the args # passed into that method as an input. For example: @@ -1097,6 +1191,12 @@ module ActiveRecord end end + def structurally_incompatible_values_for_or(other) + Relation::SINGLE_VALUE_METHODS.reject { |m| send("#{m}_value") == other.send("#{m}_value") } + + (Relation::MULTI_VALUE_METHODS - [:extending]).reject { |m| send("#{m}_values") == other.send("#{m}_values") } + + (Relation::CLAUSE_METHODS - [:having, :where]).reject { |m| send("#{m}_clause") == other.send("#{m}_clause") } + end + def new_where_clause Relation::WhereClause.empty end @@ -1110,5 +1210,9 @@ module ActiveRecord def new_from_clause Relation::FromClause.empty end + + def string_containing_comma?(value) + ::String === value && value.include?(",") + end end end diff --git a/activerecord/lib/active_record/relation/record_fetch_warning.rb b/activerecord/lib/active_record/relation/record_fetch_warning.rb index 14e1bf89fa..dbd08811fa 100644 --- a/activerecord/lib/active_record/relation/record_fetch_warning.rb +++ b/activerecord/lib/active_record/relation/record_fetch_warning.rb @@ -23,23 +23,23 @@ module ActiveRecord end end - ActiveSupport::Notifications.subscribe("sql.active_record") do |*args| - payload = args.last - + # :stopdoc: + ActiveSupport::Notifications.subscribe("sql.active_record") do |*, payload| QueryRegistry.queries << payload[:sql] end + # :startdoc: class QueryRegistry # :nodoc: extend ActiveSupport::PerThreadRegistry - attr_accessor :queries + attr_reader :queries def initialize - reset + @queries = [] end def reset - @queries = [] + @queries.clear end end end diff --git a/activerecord/lib/active_record/relation/spawn_methods.rb b/activerecord/lib/active_record/relation/spawn_methods.rb index 70da37fa84..67d7f83cb4 100644 --- a/activerecord/lib/active_record/relation/spawn_methods.rb +++ b/activerecord/lib/active_record/relation/spawn_methods.rb @@ -10,8 +10,9 @@ module ActiveRecord clone end - # Merges in the conditions from <tt>other</tt>, if <tt>other</tt> is an <tt>ActiveRecord::Relation</tt>. + # Merges in the conditions from <tt>other</tt>, if <tt>other</tt> is an ActiveRecord::Relation. # Returns an array representing the intersection of the resulting records with <tt>other</tt>, if <tt>other</tt> is an array. + # # Post.where(published: true).joins(:comments).merge( Comment.where(spam: false) ) # # Performs a single join query with both where conditions. # @@ -37,11 +38,14 @@ module ActiveRecord end def merge!(other) # :nodoc: - if !other.is_a?(Relation) && other.respond_to?(:to_proc) + if other.is_a?(Hash) + Relation::HashMerger.new(self, other).merge + elsif other.is_a?(Relation) + Relation::Merger.new(self, other).merge + elsif other.respond_to?(:to_proc) instance_exec(&other) else - klass = other.is_a?(Hash) ? Relation::HashMerger : Relation::Merger - klass.new(self, other).merge + raise ArgumentError, "#{other.inspect} is not an ActiveRecord::Relation" end end diff --git a/activerecord/lib/active_record/relation/where_clause.rb b/activerecord/lib/active_record/relation/where_clause.rb index 1f000b3f0f..2c2d6cfa47 100644 --- a/activerecord/lib/active_record/relation/where_clause.rb +++ b/activerecord/lib/active_record/relation/where_clause.rb @@ -81,7 +81,7 @@ module ActiveRecord end def self.empty - new([], []) + @empty ||= new([], []) end protected diff --git a/activerecord/lib/active_record/relation/where_clause_factory.rb b/activerecord/lib/active_record/relation/where_clause_factory.rb index 0430922be3..dbf172a577 100644 --- a/activerecord/lib/active_record/relation/where_clause_factory.rb +++ b/activerecord/lib/active_record/relation/where_clause_factory.rb @@ -1,6 +1,6 @@ module ActiveRecord class Relation - class WhereClauseFactory + class WhereClauseFactory # :nodoc: def initialize(klass, predicate_builder) @klass = klass @predicate_builder = predicate_builder @@ -15,12 +15,16 @@ module ActiveRecord when Hash attributes = predicate_builder.resolve_column_aliases(opts) attributes = klass.send(:expand_hash_conditions_for_aggregates, attributes) + attributes.stringify_keys! attributes, binds = predicate_builder.create_binds(attributes) parts = predicate_builder.build_from_hash(attributes) - else + when Arel::Nodes::Node parts = [opts] + binds = other + else + raise ArgumentError, "Unsupported argument type: #{opts} (#{opts.class})" end WhereClause.new(parts, binds) diff --git a/activerecord/lib/active_record/result.rb b/activerecord/lib/active_record/result.rb index 500c478e65..8e6cd6c82f 100644 --- a/activerecord/lib/active_record/result.rb +++ b/activerecord/lib/active_record/result.rb @@ -1,7 +1,8 @@ module ActiveRecord ### - # This class encapsulates a Result returned from calling +exec_query+ on any - # database connection adapter. For example: + # This class encapsulates a result returned from calling + # {#exec_query}[rdoc-ref:ConnectionAdapters::DatabaseStatements#exec_query] + # on any database connection adapter. For example: # # result = ActiveRecord::Base.connection.exec_query('SELECT id, title, body FROM posts') # result # => #<ActiveRecord::Result:0xdeadbeef> diff --git a/activerecord/lib/active_record/runtime_registry.rb b/activerecord/lib/active_record/runtime_registry.rb index 9d605b826a..56e88bc661 100644 --- a/activerecord/lib/active_record/runtime_registry.rb +++ b/activerecord/lib/active_record/runtime_registry.rb @@ -7,7 +7,7 @@ module ActiveRecord # # returns the connection handler local to the current thread. # - # See the documentation of <tt>ActiveSupport::PerThreadRegistry</tt> + # See the documentation of ActiveSupport::PerThreadRegistry # for further details. class RuntimeRegistry # :nodoc: extend ActiveSupport::PerThreadRegistry diff --git a/activerecord/lib/active_record/sanitization.rb b/activerecord/lib/active_record/sanitization.rb index c2567311bd..2bfc5ff7ae 100644 --- a/activerecord/lib/active_record/sanitization.rb +++ b/activerecord/lib/active_record/sanitization.rb @@ -3,8 +3,9 @@ module ActiveRecord extend ActiveSupport::Concern module ClassMethods - # Used to sanitize objects before they're used in an SQL SELECT statement. Delegates to <tt>connection.quote</tt>. - def sanitize(object) #:nodoc: + # Used to sanitize objects before they're used in an SQL SELECT statement. + # Delegates to {connection.quote}[rdoc-ref:ConnectionAdapters::Quoting#quote]. + def sanitize(object) # :nodoc: connection.quote(object) end alias_method :quote_value, :sanitize @@ -13,9 +14,19 @@ module ActiveRecord # Accepts an array or string of SQL conditions and sanitizes # them into a valid SQL fragment for a WHERE clause. - # ["name='%s' and group_id='%s'", "foo'bar", 4] returns "name='foo''bar' and group_id='4'" - # "name='foo''bar' and group_id='4'" returns "name='foo''bar' and group_id='4'" - def sanitize_sql_for_conditions(condition, table_name = self.table_name) + # + # sanitize_sql_for_conditions(["name=? and group_id=?", "foo'bar", 4]) + # # => "name='foo''bar' and group_id=4" + # + # sanitize_sql_for_conditions(["name=:name and group_id=:group_id", name: "foo'bar", group_id: 4]) + # # => "name='foo''bar' and group_id='4'" + # + # sanitize_sql_for_conditions(["name='%s' and group_id='%s'", "foo'bar", 4]) + # # => "name='foo''bar' and group_id='4'" + # + # sanitize_sql_for_conditions("name='foo''bar' and group_id='4'") + # # => "name='foo''bar' and group_id='4'" + def sanitize_sql_for_conditions(condition) return nil if condition.blank? case condition @@ -28,7 +39,18 @@ module ActiveRecord # Accepts an array, hash, or string of SQL conditions and sanitizes # them into a valid SQL fragment for a SET clause. - # { name: nil, group_id: 4 } returns "name = NULL , group_id='4'" + # + # sanitize_sql_for_assignment(["name=? and group_id=?", nil, 4]) + # # => "name=NULL and group_id=4" + # + # sanitize_sql_for_assignment(["name=:name and group_id=:group_id", name: nil, group_id: 4]) + # # => "name=NULL and group_id=4" + # + # Post.send(:sanitize_sql_for_assignment, { name: nil, group_id: 4 }) + # # => "`posts`.`name` = NULL, `posts`.`group_id` = 4" + # + # sanitize_sql_for_assignment("name=NULL and group_id='4'") + # # => "name=NULL and group_id='4'" def sanitize_sql_for_assignment(assignments, default_table_name = self.table_name) case assignments when Array; sanitize_sql_array(assignments) @@ -37,17 +59,37 @@ module ActiveRecord end end + # Accepts an array, or string of SQL conditions and sanitizes + # them into a valid SQL fragment for a ORDER clause. + # + # sanitize_sql_for_order(["field(id, ?)", [1,3,2]]) + # # => "field(id, 1,3,2)" + # + # sanitize_sql_for_order("id ASC") + # # => "id ASC" + def sanitize_sql_for_order(condition) + if condition.is_a?(Array) && condition.first.to_s.include?('?') + sanitize_sql_array(condition) + else + condition + end + end + # Accepts a hash of SQL conditions and replaces those attributes - # that correspond to a +composed_of+ relationship with their expanded - # aggregate attribute values. + # that correspond to a {#composed_of}[rdoc-ref:Aggregations::ClassMethods#composed_of] + # relationship with their expanded aggregate attribute values. + # # Given: - # class Person < ActiveRecord::Base - # composed_of :address, class_name: "Address", - # mapping: [%w(address_street street), %w(address_city city)] - # end + # + # class Person < ActiveRecord::Base + # composed_of :address, class_name: "Address", + # mapping: [%w(address_street street), %w(address_city city)] + # end + # # Then: - # { address: Address.new("813 abc st.", "chicago") } - # # => { address_street: "813 abc st.", address_city: "chicago" } + # + # { address: Address.new("813 abc st.", "chicago") } + # # => { address_street: "813 abc st.", address_city: "chicago" } def expand_hash_conditions_for_aggregates(attrs) expanded_attrs = {} attrs.each do |attr, value| @@ -68,8 +110,9 @@ module ActiveRecord end # Sanitizes a hash of attribute/value pairs into SQL conditions for a SET clause. - # { status: nil, group_id: 1 } - # # => "status = NULL , group_id = 1" + # + # sanitize_sql_hash_for_assignment({ status: nil, group_id: 1 }, "posts") + # # => "`posts`.`status` = NULL, `posts`.`group_id` = 1" def sanitize_sql_hash_for_assignment(attrs, table) c = connection attrs.map do |attr, value| @@ -79,7 +122,19 @@ module ActiveRecord end # Sanitizes a +string+ so that it is safe to use within an SQL - # LIKE statement. This method uses +escape_character+ to escape all occurrences of "\", "_" and "%" + # LIKE statement. This method uses +escape_character+ to escape all occurrences of "\", "_" and "%". + # + # sanitize_sql_like("100%") + # # => "100\\%" + # + # sanitize_sql_like("snake_cased_string") + # # => "snake\\_cased\\_string" + # + # sanitize_sql_like("100%", "!") + # # => "100!%" + # + # sanitize_sql_like("snake_cased_string", "!") + # # => "snake!_cased!_string" def sanitize_sql_like(string, escape_character = "\\") pattern = Regexp.union(escape_character, "%", "_") string.gsub(pattern) { |x| [escape_character, x].join } @@ -87,7 +142,15 @@ module ActiveRecord # Accepts an array of conditions. The array has each value # sanitized and interpolated into the SQL statement. - # ["name='%s' and group_id='%s'", "foo'bar", 4] returns "name='foo''bar' and group_id='4'" + # + # sanitize_sql_array(["name=? and group_id=?", "foo'bar", 4]) + # # => "name='foo''bar' and group_id=4" + # + # sanitize_sql_array(["name=:name and group_id=:group_id", name: "foo'bar", group_id: 4]) + # # => "name='foo''bar' and group_id=4" + # + # sanitize_sql_array(["name='%s' and group_id='%s'", "foo'bar", 4]) + # # => "name='foo''bar' and group_id='4'" def sanitize_sql_array(ary) statement, *values = ary if values.first.is_a?(Hash) && statement =~ /:\w+/ @@ -101,7 +164,7 @@ module ActiveRecord end end - def replace_bind_variables(statement, values) #:nodoc: + def replace_bind_variables(statement, values) # :nodoc: raise_if_bind_arity_mismatch(statement, statement.count('?'), values.size) bound = values.dup c = connection @@ -110,7 +173,7 @@ module ActiveRecord end end - def replace_bind_variable(value, c = connection) #:nodoc: + def replace_bind_variable(value, c = connection) # :nodoc: if ActiveRecord::Relation === value value.to_sql else @@ -118,10 +181,10 @@ module ActiveRecord end end - def replace_named_bind_variables(statement, bind_vars) #:nodoc: - statement.gsub(/(:?):([a-zA-Z]\w*)/) do + def replace_named_bind_variables(statement, bind_vars) # :nodoc: + statement.gsub(/(:?):([a-zA-Z]\w*)/) do |match| if $1 == ':' # skip postgresql casts - $& # return the whole match + match # return the whole match elsif bind_vars.include?(match = $2.to_sym) replace_bind_variable(bind_vars[match]) else @@ -130,7 +193,7 @@ module ActiveRecord end end - def quote_bound_value(value, c = connection) #:nodoc: + def quote_bound_value(value, c = connection) # :nodoc: if value.respond_to?(:map) && !value.acts_like?(:string) if value.respond_to?(:empty?) && value.empty? c.quote(nil) @@ -142,7 +205,7 @@ module ActiveRecord end end - def raise_if_bind_arity_mismatch(statement, expected, provided) #:nodoc: + def raise_if_bind_arity_mismatch(statement, expected, provided) # :nodoc: unless expected == provided raise PreparedStatementInvalid, "wrong number of bind variables (#{provided} for #{expected}) in: #{statement}" end @@ -150,7 +213,7 @@ module ActiveRecord end # TODO: Deprecate this - def quoted_id + def quoted_id # :nodoc: self.class.quote_value(@attributes[self.class.primary_key].value_for_database) end end diff --git a/activerecord/lib/active_record/schema.rb b/activerecord/lib/active_record/schema.rb index 0a5546a760..784a02d2c3 100644 --- a/activerecord/lib/active_record/schema.rb +++ b/activerecord/lib/active_record/schema.rb @@ -1,5 +1,5 @@ module ActiveRecord - # = Active Record Schema + # = Active Record \Schema # # Allows programmers to programmatically define a schema in a portable # DSL. This means you can define tables, indexes, etc. without using SQL @@ -27,29 +27,12 @@ module ActiveRecord # # ActiveRecord::Schema is only supported by database adapters that also # support migrations, the two features being very similar. - class Schema < Migration - - # Returns the migrations paths. - # - # ActiveRecord::Schema.new.migrations_paths - # # => ["db/migrate"] # Rails migration path by default. - def migrations_paths - ActiveRecord::Migrator.migrations_paths - end - - def define(info, &block) # :nodoc: - instance_eval(&block) - - unless info[:version].blank? - initialize_schema_migrations_table - connection.assume_migrated_upto_version(info[:version], migrations_paths) - end - end - + class Schema < Migration::Current # Eval the given block. All methods available to the current connection # adapter are available within the block, so you can easily use the - # database definition DSL to build up your schema (+create_table+, - # +add_index+, etc.). + # database definition DSL to build up your schema ( + # {create_table}[rdoc-ref:ConnectionAdapters::SchemaStatements#create_table], + # {add_index}[rdoc-ref:ConnectionAdapters::SchemaStatements#add_index], etc.). # # The +info+ hash is optional, and if given is used to define metadata # about the current schema (currently, only the schema's version): @@ -60,5 +43,26 @@ module ActiveRecord def self.define(info={}, &block) new.define(info, &block) end + + def define(info, &block) # :nodoc: + instance_eval(&block) + + if info[:version].present? + initialize_schema_migrations_table + connection.assume_migrated_upto_version(info[:version], migrations_paths) + end + + ActiveRecord::InternalMetadata.create_table + ActiveRecord::InternalMetadata[:environment] = ActiveRecord::Migrator.current_environment + end + + private + # Returns the migrations paths. + # + # ActiveRecord::Schema.new.migrations_paths + # # => ["db/migrate"] # Rails migration path by default. + def migrations_paths # :nodoc: + ActiveRecord::Migrator.migrations_paths + end end end diff --git a/activerecord/lib/active_record/schema_dumper.rb b/activerecord/lib/active_record/schema_dumper.rb index c5910fa1ad..65005bd44b 100644 --- a/activerecord/lib/active_record/schema_dumper.rb +++ b/activerecord/lib/active_record/schema_dumper.rb @@ -89,7 +89,7 @@ HEADER end def tables(stream) - sorted_tables = @connection.tables.sort + sorted_tables = @connection.data_sources.sort - @connection.views sorted_tables.each do |table_name| table(table_name, stream) unless ignored?(table_name) @@ -112,20 +112,27 @@ HEADER tbl = StringIO.new # first dump primary key column - pk = @connection.primary_key(table) + if @connection.respond_to?(:primary_keys) + pk = @connection.primary_keys(table) + pk = pk.first unless pk.size > 1 + else + pk = @connection.primary_key(table) + end tbl.print " create_table #{remove_prefix_and_suffix(table).inspect}" - pkcol = columns.detect { |c| c.name == pk } - if pkcol - if pk != 'id' - tbl.print %Q(, primary_key: "#{pk}") - end + + case pk + when String + tbl.print ", primary_key: #{pk.inspect}" unless pk == 'id' + pkcol = columns.detect { |c| c.name == pk } pkcolspec = @connection.column_spec_for_primary_key(pkcol) if pkcolspec pkcolspec.each do |key, value| tbl.print ", #{key}: #{value}" end end + when Array + tbl.print ", primary_key: #{pk.inspect}" else tbl.print ", id: false" end @@ -247,7 +254,7 @@ HEADER end def ignored?(table_name) - ['schema_migrations', ignore_tables].flatten.any? do |ignored| + [ActiveRecord::Base.schema_migrations_table_name, ActiveRecord::Base.internal_metadata_table_name, ignore_tables].flatten.any? do |ignored| ignored === remove_prefix_and_suffix(table_name) end end diff --git a/activerecord/lib/active_record/schema_migration.rb b/activerecord/lib/active_record/schema_migration.rb index b5038104ac..ee4c71f304 100644 --- a/activerecord/lib/active_record/schema_migration.rb +++ b/activerecord/lib/active_record/schema_migration.rb @@ -1,12 +1,15 @@ require 'active_record/scoping/default' require 'active_record/scoping/named' -require 'active_record/base' module ActiveRecord - class SchemaMigration < ActiveRecord::Base + # This class is used to create a table that keeps track of which migrations + # have been applied to a given database. When a migration is run, its schema + # number is inserted in to the `SchemaMigration.table_name` so it doesn't need + # to be executed the next time. + class SchemaMigration < ActiveRecord::Base # :nodoc: class << self def primary_key - nil + "version" end def table_name @@ -18,7 +21,7 @@ module ActiveRecord end def table_exists? - connection.table_exists?(table_name) + ActiveSupport::Deprecation.silence { connection.table_exists?(table_name) } end def create_table(limit=nil) @@ -28,8 +31,8 @@ module ActiveRecord connection.create_table(table_name, id: false) do |t| t.column :version, :string, version_options + t.index :version, unique: true, name: index_name end - connection.add_index table_name, :version, unique: true, name: index_name end end diff --git a/activerecord/lib/active_record/scoping.rb b/activerecord/lib/active_record/scoping.rb index f049b658c4..7794af8ca4 100644 --- a/activerecord/lib/active_record/scoping.rb +++ b/activerecord/lib/active_record/scoping.rb @@ -11,11 +11,11 @@ module ActiveRecord module ClassMethods def current_scope #:nodoc: - ScopeRegistry.value_for(:current_scope, self.to_s) + ScopeRegistry.value_for(:current_scope, self) end def current_scope=(scope) #:nodoc: - ScopeRegistry.set_value_for(:current_scope, self.to_s, scope) + ScopeRegistry.set_value_for(:current_scope, self, scope) end # Collects attributes from scopes that should be applied when creating @@ -30,7 +30,7 @@ module ActiveRecord end end - def populate_with_current_scope_attributes + def populate_with_current_scope_attributes # :nodoc: return unless self.class.scope_attributes? self.class.scope_attributes.each do |att,value| @@ -38,7 +38,7 @@ module ActiveRecord end end - def initialize_internals_callback + def initialize_internals_callback # :nodoc: super populate_with_current_scope_attributes end @@ -53,18 +53,18 @@ module ActiveRecord # following code: # # registry = ActiveRecord::Scoping::ScopeRegistry - # registry.set_value_for(:current_scope, "Board", some_new_scope) + # registry.set_value_for(:current_scope, Board, some_new_scope) # # Now when you run: # - # registry.value_for(:current_scope, "Board") + # registry.value_for(:current_scope, Board) # - # You will obtain whatever was defined in +some_new_scope+. The +value_for+ - # and +set_value_for+ methods are delegated to the current +ScopeRegistry+ + # You will obtain whatever was defined in +some_new_scope+. The #value_for + # and #set_value_for methods are delegated to the current ScopeRegistry # object, so the above example code can also be called as: # # ActiveRecord::Scoping::ScopeRegistry.set_value_for(:current_scope, - # "Board", some_new_scope) + # Board, some_new_scope) class ScopeRegistry # :nodoc: extend ActiveSupport::PerThreadRegistry @@ -74,16 +74,22 @@ module ActiveRecord @registry = Hash.new { |hash, key| hash[key] = {} } end - # Obtains the value for a given +scope_name+ and +variable_name+. - def value_for(scope_type, variable_name) + # Obtains the value for a given +scope_type+ and +model+. + def value_for(scope_type, model) raise_invalid_scope_type!(scope_type) - @registry[scope_type][variable_name] + klass = model + base = model.base_class + while klass <= base + value = @registry[scope_type][klass.name] + return value if value + klass = klass.superclass + end end - # Sets the +value+ for a given +scope_type+ and +variable_name+. - def set_value_for(scope_type, variable_name, value) + # Sets the +value+ for a given +scope_type+ and +model+. + def set_value_for(scope_type, model, value) raise_invalid_scope_type!(scope_type) - @registry[scope_type][variable_name] = value + @registry[scope_type][model.name] = value end private diff --git a/activerecord/lib/active_record/scoping/default.rb b/activerecord/lib/active_record/scoping/default.rb index 3590b8846e..8baf3b8044 100644 --- a/activerecord/lib/active_record/scoping/default.rb +++ b/activerecord/lib/active_record/scoping/default.rb @@ -6,8 +6,10 @@ module ActiveRecord included do # Stores the default scope for the class. class_attribute :default_scopes, instance_writer: false, instance_predicate: false + class_attribute :default_scope_override, instance_predicate: false self.default_scopes = [] + self.default_scope_override = nil end module ClassMethods @@ -15,7 +17,7 @@ module ActiveRecord # # class Post < ActiveRecord::Base # def self.default_scope - # where published: true + # where(published: true) # end # end # @@ -53,7 +55,7 @@ module ActiveRecord # # Article.all # => SELECT * FROM articles WHERE published = true # - # The +default_scope+ is also applied while creating/building a record. + # The #default_scope is also applied while creating/building a record. # It is not applied while updating a record. # # Article.new.published # => true @@ -63,7 +65,7 @@ module ActiveRecord # +default_scope+ macro, and it will be called when building the # default scope.) # - # If you use multiple +default_scope+ declarations in your model then + # If you use multiple #default_scope declarations in your model then # they will be merged together: # # class Article < ActiveRecord::Base @@ -74,7 +76,7 @@ module ActiveRecord # Article.all # => SELECT * FROM articles WHERE published = true AND rating = 'G' # # This is also the case with inheritance and module includes where the - # parent or module defines a +default_scope+ and the child or including + # parent or module defines a #default_scope and the child or including # class defines a second one. # # If you need to do more complex things with a default scope, you can @@ -99,11 +101,18 @@ module ActiveRecord self.default_scopes += [scope] end - def build_default_scope(base_rel = relation) # :nodoc: - if !Base.is_a?(method(:default_scope).owner) + def build_default_scope(base_rel = nil) # :nodoc: + return if abstract_class? + + if self.default_scope_override.nil? + self.default_scope_override = !Base.is_a?(method(:default_scope).owner) + end + + if self.default_scope_override # The user has defined their own default scope method, so call that evaluate_default_scope { default_scope } elsif default_scopes.any? + base_rel ||= relation evaluate_default_scope do default_scopes.inject(base_rel) do |default_scope, scope| default_scope.merge(base_rel.scoping { scope.call }) @@ -113,11 +122,11 @@ module ActiveRecord end def ignore_default_scope? # :nodoc: - ScopeRegistry.value_for(:ignore_default_scope, self) + ScopeRegistry.value_for(:ignore_default_scope, base_class) end def ignore_default_scope=(ignore) # :nodoc: - ScopeRegistry.set_value_for(:ignore_default_scope, self, ignore) + ScopeRegistry.set_value_for(:ignore_default_scope, base_class, ignore) end # The ignore_default_scope flag is used to prevent an infinite recursion diff --git a/activerecord/lib/active_record/scoping/named.rb b/activerecord/lib/active_record/scoping/named.rb index 7b62626896..103569c84d 100644 --- a/activerecord/lib/active_record/scoping/named.rb +++ b/activerecord/lib/active_record/scoping/named.rb @@ -9,7 +9,7 @@ module ActiveRecord extend ActiveSupport::Concern module ClassMethods - # Returns an <tt>ActiveRecord::Relation</tt> scope object. + # Returns an ActiveRecord::Relation scope object. # # posts = Post.all # posts.size # Fires "select count(*) from posts" and returns the count @@ -20,7 +20,7 @@ module ActiveRecord # fruits = fruits.limit(10) if limited? # # You can define a scope that applies to all finders using - # <tt>ActiveRecord::Base.default_scope</tt>. + # {default_scope}[rdoc-ref:Scoping::Default::ClassMethods#default_scope]. def all if current_scope current_scope.clone @@ -39,8 +39,13 @@ module ActiveRecord end end - # Adds a class method for retrieving and querying objects. A \scope - # represents a narrowing of a database query, such as + # Adds a class method for retrieving and querying objects. + # The method is intended to return an ActiveRecord::Relation + # object, which is composable with other scopes. + # If it returns nil or false, an + # {all}[rdoc-ref:Scoping::Named::ClassMethods#all] scope is returned instead. + # + # A \scope represents a narrowing of a database query, such as # <tt>where(color: :red).select('shirts.*').includes(:washing_instructions)</tt>. # # class Shirt < ActiveRecord::Base @@ -48,12 +53,12 @@ module ActiveRecord # scope :dry_clean_only, -> { joins(:washing_instructions).where('washing_instructions.dry_clean_only = ?', true) } # end # - # The above calls to +scope+ define class methods <tt>Shirt.red</tt> and + # The above calls to #scope define class methods <tt>Shirt.red</tt> and # <tt>Shirt.dry_clean_only</tt>. <tt>Shirt.red</tt>, in effect, # represents the query <tt>Shirt.where(color: 'red')</tt>. # # You should always pass a callable object to the scopes defined - # with +scope+. This ensures that the scope is re-evaluated each + # with #scope. This ensures that the scope is re-evaluated each # time it is called. # # Note that this is simply 'syntactic sugar' for defining an actual @@ -66,14 +71,15 @@ module ActiveRecord # end # # Unlike <tt>Shirt.find(...)</tt>, however, the object returned by - # <tt>Shirt.red</tt> is not an Array; it resembles the association object - # constructed by a +has_many+ declaration. For instance, you can invoke - # <tt>Shirt.red.first</tt>, <tt>Shirt.red.count</tt>, + # <tt>Shirt.red</tt> is not an Array but an ActiveRecord::Relation, + # which is composable with other scopes; it resembles the association object + # constructed by a {has_many}[rdoc-ref:Associations::ClassMethods#has_many] + # declaration. For instance, you can invoke <tt>Shirt.red.first</tt>, <tt>Shirt.red.count</tt>, # <tt>Shirt.red.where(size: 'small')</tt>. Also, just as with the # association objects, named \scopes act like an Array, implementing # Enumerable; <tt>Shirt.red.each(&block)</tt>, <tt>Shirt.red.first</tt>, # and <tt>Shirt.red.inject(memo, &block)</tt> all behave as if - # <tt>Shirt.red</tt> really was an Array. + # <tt>Shirt.red</tt> really was an array. # # These named \scopes are composable. For instance, # <tt>Shirt.red.dry_clean_only</tt> will produce all shirts that are @@ -84,7 +90,8 @@ module ActiveRecord # # All scopes are available as class methods on the ActiveRecord::Base # descendant upon which the \scopes were defined. But they are also - # available to +has_many+ associations. If, + # available to {has_many}[rdoc-ref:Associations::ClassMethods#has_many] + # associations. If, # # class Person < ActiveRecord::Base # has_many :shirts @@ -93,8 +100,8 @@ module ActiveRecord # then <tt>elton.shirts.red.dry_clean_only</tt> will return all of # Elton's red, dry clean only shirts. # - # \Named scopes can also have extensions, just as with +has_many+ - # declarations: + # \Named scopes can also have extensions, just as with + # {has_many}[rdoc-ref:Associations::ClassMethods#has_many] declarations: # # class Shirt < ActiveRecord::Base # scope :red, -> { where(color: 'red') } do diff --git a/activerecord/lib/active_record/secure_token.rb b/activerecord/lib/active_record/secure_token.rb index ca11853da7..8abda2ac49 100644 --- a/activerecord/lib/active_record/secure_token.rb +++ b/activerecord/lib/active_record/secure_token.rb @@ -3,7 +3,7 @@ module ActiveRecord extend ActiveSupport::Concern module ClassMethods - # Example using has_secure_token + # Example using #has_secure_token # # # Schema: User(token:string, auth_token:string) # class User < ActiveRecord::Base @@ -18,11 +18,11 @@ module ActiveRecord # user.regenerate_token # => true # user.regenerate_auth_token # => true # - # SecureRandom::base58 is used to generate the 24-character unique token, so collisions are highly unlikely. + # <tt>SecureRandom::base58</tt> is used to generate the 24-character unique token, so collisions are highly unlikely. # # Note that it's still possible to generate a race condition in the database in the same way that - # <tt>validates_uniqueness_of</tt> can. You're encouraged to add a unique index in the database to deal - # with this even more unlikely scenario. + # {validates_uniqueness_of}[rdoc-ref:Validations::ClassMethods#validates_uniqueness_of] can. + # You're encouraged to add a unique index in the database to deal with this even more unlikely scenario. def has_secure_token(attribute = :token) # Load securerandom only when has_secure_token is used. require 'active_support/core_ext/securerandom' diff --git a/activerecord/lib/active_record/serialization.rb b/activerecord/lib/active_record/serialization.rb index 48c12dcf9f..5a408e7b8e 100644 --- a/activerecord/lib/active_record/serialization.rb +++ b/activerecord/lib/active_record/serialization.rb @@ -1,5 +1,5 @@ module ActiveRecord #:nodoc: - # = Active Record Serialization + # = Active Record \Serialization module Serialization extend ActiveSupport::Concern include ActiveModel::Serializers::JSON @@ -18,5 +18,3 @@ module ActiveRecord #:nodoc: end end end - -require 'active_record/serializers/xml_serializer' diff --git a/activerecord/lib/active_record/serializers/xml_serializer.rb b/activerecord/lib/active_record/serializers/xml_serializer.rb deleted file mode 100644 index 89b7e0be82..0000000000 --- a/activerecord/lib/active_record/serializers/xml_serializer.rb +++ /dev/null @@ -1,193 +0,0 @@ -require 'active_support/core_ext/hash/conversions' - -module ActiveRecord #:nodoc: - module Serialization - include ActiveModel::Serializers::Xml - - # Builds an XML document to represent the model. Some configuration is - # available through +options+. However more complicated cases should - # override ActiveRecord::Base#to_xml. - # - # By default the generated XML document will include the processing - # instruction and all the object's attributes. For example: - # - # <?xml version="1.0" encoding="UTF-8"?> - # <topic> - # <title>The First Topic</title> - # <author-name>David</author-name> - # <id type="integer">1</id> - # <approved type="boolean">false</approved> - # <replies-count type="integer">0</replies-count> - # <bonus-time type="dateTime">2000-01-01T08:28:00+12:00</bonus-time> - # <written-on type="dateTime">2003-07-16T09:28:00+1200</written-on> - # <content>Have a nice day</content> - # <author-email-address>david@loudthinking.com</author-email-address> - # <parent-id></parent-id> - # <last-read type="date">2004-04-15</last-read> - # </topic> - # - # This behavior can be controlled with <tt>:only</tt>, <tt>:except</tt>, - # <tt>:skip_instruct</tt>, <tt>:skip_types</tt>, <tt>:dasherize</tt> and <tt>:camelize</tt> . - # The <tt>:only</tt> and <tt>:except</tt> options are the same as for the - # +attributes+ method. The default is to dasherize all column names, but you - # can disable this setting <tt>:dasherize</tt> to +false+. Setting <tt>:camelize</tt> - # to +true+ will camelize all column names - this also overrides <tt>:dasherize</tt>. - # To not have the column type included in the XML output set <tt>:skip_types</tt> to +true+. - # - # For instance: - # - # topic.to_xml(skip_instruct: true, except: [ :id, :bonus_time, :written_on, :replies_count ]) - # - # <topic> - # <title>The First Topic</title> - # <author-name>David</author-name> - # <approved type="boolean">false</approved> - # <content>Have a nice day</content> - # <author-email-address>david@loudthinking.com</author-email-address> - # <parent-id></parent-id> - # <last-read type="date">2004-04-15</last-read> - # </topic> - # - # To include first level associations use <tt>:include</tt>: - # - # firm.to_xml include: [ :account, :clients ] - # - # <?xml version="1.0" encoding="UTF-8"?> - # <firm> - # <id type="integer">1</id> - # <rating type="integer">1</rating> - # <name>37signals</name> - # <clients type="array"> - # <client> - # <rating type="integer">1</rating> - # <name>Summit</name> - # </client> - # <client> - # <rating type="integer">1</rating> - # <name>Microsoft</name> - # </client> - # </clients> - # <account> - # <id type="integer">1</id> - # <credit-limit type="integer">50</credit-limit> - # </account> - # </firm> - # - # Additionally, the record being serialized will be passed to a Proc's second - # parameter. This allows for ad hoc additions to the resultant document that - # incorporate the context of the record being serialized. And by leveraging the - # closure created by a Proc, to_xml can be used to add elements that normally fall - # outside of the scope of the model -- for example, generating and appending URLs - # associated with models. - # - # proc = Proc.new { |options, record| options[:builder].tag!('name-reverse', record.name.reverse) } - # firm.to_xml procs: [ proc ] - # - # <firm> - # # ... normal attributes as shown above ... - # <name-reverse>slangis73</name-reverse> - # </firm> - # - # To include deeper levels of associations pass a hash like this: - # - # firm.to_xml include: {account: {}, clients: {include: :address}} - # <?xml version="1.0" encoding="UTF-8"?> - # <firm> - # <id type="integer">1</id> - # <rating type="integer">1</rating> - # <name>37signals</name> - # <clients type="array"> - # <client> - # <rating type="integer">1</rating> - # <name>Summit</name> - # <address> - # ... - # </address> - # </client> - # <client> - # <rating type="integer">1</rating> - # <name>Microsoft</name> - # <address> - # ... - # </address> - # </client> - # </clients> - # <account> - # <id type="integer">1</id> - # <credit-limit type="integer">50</credit-limit> - # </account> - # </firm> - # - # To include any methods on the model being called use <tt>:methods</tt>: - # - # firm.to_xml methods: [ :calculated_earnings, :real_earnings ] - # - # <firm> - # # ... normal attributes as shown above ... - # <calculated-earnings>100000000000000000</calculated-earnings> - # <real-earnings>5</real-earnings> - # </firm> - # - # To call any additional Procs use <tt>:procs</tt>. The Procs are passed a - # modified version of the options hash that was given to +to_xml+: - # - # proc = Proc.new { |options| options[:builder].tag!('abc', 'def') } - # firm.to_xml procs: [ proc ] - # - # <firm> - # # ... normal attributes as shown above ... - # <abc>def</abc> - # </firm> - # - # Alternatively, you can yield the builder object as part of the +to_xml+ call: - # - # firm.to_xml do |xml| - # xml.creator do - # xml.first_name "David" - # xml.last_name "Heinemeier Hansson" - # end - # end - # - # <firm> - # # ... normal attributes as shown above ... - # <creator> - # <first_name>David</first_name> - # <last_name>Heinemeier Hansson</last_name> - # </creator> - # </firm> - # - # As noted above, you may override +to_xml+ in your ActiveRecord::Base - # subclasses to have complete control about what's generated. The general - # form of doing this is: - # - # class IHaveMyOwnXML < ActiveRecord::Base - # def to_xml(options = {}) - # require 'builder' - # options[:indent] ||= 2 - # xml = options[:builder] ||= ::Builder::XmlMarkup.new(indent: options[:indent]) - # xml.instruct! unless options[:skip_instruct] - # xml.level_one do - # xml.tag!(:second_level, 'content') - # end - # end - # end - def to_xml(options = {}, &block) - XmlSerializer.new(self, options).serialize(&block) - end - end - - class XmlSerializer < ActiveModel::Serializers::Xml::Serializer #:nodoc: - class Attribute < ActiveModel::Serializers::Xml::Serializer::Attribute #:nodoc: - def compute_type - klass = @serializable.class - cast_type = klass.type_for_attribute(name) - - type = ActiveSupport::XmlMini::TYPE_NAMES[value.class.name] || cast_type.type - - { :text => :string, - :time => :datetime }[type] || type - end - protected :compute_type - end - end -end diff --git a/activerecord/lib/active_record/statement_cache.rb b/activerecord/lib/active_record/statement_cache.rb index 95986c820c..f6b0efb88a 100644 --- a/activerecord/lib/active_record/statement_cache.rb +++ b/activerecord/lib/active_record/statement_cache.rb @@ -7,12 +7,14 @@ module ActiveRecord # Book.where(name: "my book").where("author_id > 3") # end # - # The cached statement is executed by using the +execute+ method: + # The cached statement is executed by using the + # [connection.execute]{rdoc-ref:ConnectionAdapters::DatabaseStatements#execute} method: # # cache.execute([], Book, Book.connection) # - # The relation returned by the block is cached, and for each +execute+ call the cached relation gets duped. - # Database is queried when +to_a+ is called on the relation. + # The relation returned by the block is cached, and for each + # [execute]{rdoc-ref:ConnectionAdapters::DatabaseStatements#execute} + # call the cached relation gets duped. Database is queried when +to_a+ is called on the relation. # # If you want to cache the statement without the values you can use the +bind+ method of the # block parameter. diff --git a/activerecord/lib/active_record/store.rb b/activerecord/lib/active_record/store.rb index 919bc58ba5..1b407f7702 100644 --- a/activerecord/lib/active_record/store.rb +++ b/activerecord/lib/active_record/store.rb @@ -16,7 +16,8 @@ module ActiveRecord # JSON, YAML, Marshal are supported out of the box. Generally it can be any wrapper that provides +load+ and +dump+. # # NOTE: If you are using PostgreSQL specific columns like +hstore+ or +json+ there is no need for - # the serialization provided by +store+. Simply use +store_accessor+ instead to generate + # the serialization provided by {.store}[rdoc-ref:rdoc-ref:ClassMethods#store]. + # Simply use {.store_accessor}[rdoc-ref:ClassMethods#store_accessor] instead to generate # the accessor methods. Be aware that these columns use a string keyed hash and do not allow access # using a symbol. # @@ -43,7 +44,7 @@ module ActiveRecord # store_accessor :settings, :privileges, :servants # end # - # The stored attribute names can be retrieved using +stored_attributes+. + # The stored attribute names can be retrieved using {.stored_attributes}[rdoc-ref:rdoc-ref:ClassMethods#stored_attributes]. # # User.stored_attributes[:settings] # [:color, :homepage] # diff --git a/activerecord/lib/active_record/suppressor.rb b/activerecord/lib/active_record/suppressor.rb index b0b86865fd..b3644bf569 100644 --- a/activerecord/lib/active_record/suppressor.rb +++ b/activerecord/lib/active_record/suppressor.rb @@ -37,8 +37,7 @@ module ActiveRecord end end - # Ignore saving events if we're in suppression mode. - def save!(*args) # :nodoc: + def create_or_update(*args) # :nodoc: SuppressorRegistry.suppressed[self.class.name] ? true : super end end diff --git a/activerecord/lib/active_record/table_metadata.rb b/activerecord/lib/active_record/table_metadata.rb index 3dd6321a97..f9bb1cf5e0 100644 --- a/activerecord/lib/active_record/table_metadata.rb +++ b/activerecord/lib/active_record/table_metadata.rb @@ -10,13 +10,15 @@ module ActiveRecord end def resolve_column_aliases(hash) - hash = hash.dup - hash.keys.grep(Symbol) do |key| - if klass.attribute_alias? key - hash[klass.attribute_alias(key)] = hash.delete key + # This method is a hot spot, so for now, use Hash[] to dup the hash. + # https://bugs.ruby-lang.org/issues/7166 + new_hash = Hash[hash] + hash.each do |key, _| + if (key.is_a?(Symbol)) && klass.attribute_alias?(key) + new_hash[klass.attribute_alias(key)] = new_hash.delete(key) end end - hash + new_hash end def arel_attribute(column_name) @@ -41,7 +43,7 @@ module ActiveRecord association = klass._reflect_on_association(table_name) if association && !association.polymorphic? association_klass = association.klass - arel_table = association_klass.arel_table + arel_table = association_klass.arel_table.alias(table_name) else type_caster = TypeCaster::Connection.new(klass, table_name) association_klass = nil diff --git a/activerecord/lib/active_record/tasks/database_tasks.rb b/activerecord/lib/active_record/tasks/database_tasks.rb index 683741768b..8f52e9068a 100644 --- a/activerecord/lib/active_record/tasks/database_tasks.rb +++ b/activerecord/lib/active_record/tasks/database_tasks.rb @@ -5,7 +5,7 @@ module ActiveRecord class DatabaseAlreadyExists < StandardError; end # :nodoc: class DatabaseNotSupported < StandardError; end # :nodoc: - # <tt>ActiveRecord::Tasks::DatabaseTasks</tt> is a utility class, which encapsulates + # ActiveRecord::Tasks::DatabaseTasks is a utility class, which encapsulates # logic behind common tasks used to manage database and migrations. # # The tasks defined here are used with Rake tasks provided by Active Record. @@ -18,15 +18,15 @@ module ActiveRecord # # The possible config values are: # - # * +env+: current environment (like Rails.env). - # * +database_configuration+: configuration of your databases (as in +config/database.yml+). - # * +db_dir+: your +db+ directory. - # * +fixtures_path+: a path to fixtures directory. - # * +migrations_paths+: a list of paths to directories with migrations. - # * +seed_loader+: an object which will load seeds, it needs to respond to the +load_seed+ method. - # * +root+: a path to the root of the application. + # * +env+: current environment (like Rails.env). + # * +database_configuration+: configuration of your databases (as in +config/database.yml+). + # * +db_dir+: your +db+ directory. + # * +fixtures_path+: a path to fixtures directory. + # * +migrations_paths+: a list of paths to directories with migrations. + # * +seed_loader+: an object which will load seeds, it needs to respond to the +load_seed+ method. + # * +root+: a path to the root of the application. # - # Example usage of +DatabaseTasks+ outside Rails could look as such: + # Example usage of DatabaseTasks outside Rails could look as such: # # include ActiveRecord::Tasks # DatabaseTasks.database_configuration = YAML.load_file('my_database_config.yml') @@ -42,6 +42,22 @@ module ActiveRecord LOCAL_HOSTS = ['127.0.0.1', 'localhost'] + def check_protected_environments! + unless ENV['DISABLE_DATABASE_ENVIRONMENT_CHECK'] + current = ActiveRecord::Migrator.current_environment + stored = ActiveRecord::Migrator.last_stored_environment + + if ActiveRecord::Migrator.protected_environment? + raise ActiveRecord::ProtectedEnvironmentError.new(stored) + end + + if stored && stored != current + raise ActiveRecord::EnvironmentMismatchError.new(current: current, stored: stored) + end + end + rescue ActiveRecord::NoDatabaseError + end + def register_task(pattern, task) @tasks ||= {} @tasks[pattern] = task @@ -94,8 +110,9 @@ module ActiveRecord rescue DatabaseAlreadyExists $stderr.puts "#{configuration['database']} already exists" rescue Exception => error - $stderr.puts error, *(error.backtrace) + $stderr.puts error $stderr.puts "Couldn't create database for #{configuration.inspect}" + raise end def create_all @@ -115,8 +132,9 @@ module ActiveRecord rescue ActiveRecord::NoDatabaseError $stderr.puts "Database '#{configuration['database']}' does not exist" rescue Exception => error - $stderr.puts error, *(error.backtrace) + $stderr.puts error $stderr.puts "Couldn't drop #{configuration['database']}" + raise end def drop_all @@ -134,7 +152,7 @@ module ActiveRecord version = ENV["VERSION"] ? ENV["VERSION"].to_i : nil scope = ENV['SCOPE'] verbose_was, Migration.verbose = Migration.verbose, verbose - Migrator.migrate(Migrator.migrations_paths, version) do |migration| + Migrator.migrate(migrations_paths, version) do |migration| scope.blank? || scope == migration.scope end ensure @@ -202,6 +220,8 @@ module ActiveRecord else raise ArgumentError, "unknown format #{format.inspect}" end + ActiveRecord::InternalMetadata.create_table + ActiveRecord::InternalMetadata[:environment] = ActiveRecord::Migrator.current_environment end def load_schema_for(*args) @@ -221,12 +241,6 @@ module ActiveRecord end end - def load_schema_current_if_exists(format = ActiveRecord::Base.schema_format, file = nil, environment = env) - if File.exist?(file || schema_file(format)) - load_schema_current(format, file, environment) - end - end - def load_schema_current(format = ActiveRecord::Base.schema_format, file = nil, environment = env) each_current_configuration(environment) { |configuration| load_schema configuration, format, file @@ -236,7 +250,7 @@ module ActiveRecord def check_schema_file(filename) unless File.exist?(filename) - message = %{#{filename} doesn't exist yet. Run `rake db:migrate` to create it, then try again.} + message = %{#{filename} doesn't exist yet. Run `rails db:migrate` to create it, then try again.} message << %{ If you do not intend to use a database, you should instead alter #{Rails.root}/config/application.rb to limit the frameworks that will be loaded.} if defined?(::Rails) Kernel.abort message end diff --git a/activerecord/lib/active_record/tasks/mysql_database_tasks.rb b/activerecord/lib/active_record/tasks/mysql_database_tasks.rb index bc80275a88..7a49322e06 100644 --- a/activerecord/lib/active_record/tasks/mysql_database_tasks.rb +++ b/activerecord/lib/active_record/tasks/mysql_database_tasks.rb @@ -1,8 +1,6 @@ module ActiveRecord module Tasks # :nodoc: class MySQLDatabaseTasks # :nodoc: - DEFAULT_CHARSET = ENV['CHARSET'] || 'utf8' - DEFAULT_COLLATION = ENV['COLLATION'] || 'utf8_unicode_ci' ACCESS_DENIED_ERROR = 1045 delegate :connection, :establish_connection, to: ActiveRecord::Base @@ -23,7 +21,7 @@ module ActiveRecord end rescue error_class => error if error.respond_to?(:errno) && error.errno == ACCESS_DENIED_ERROR - $stdout.print error.error + $stdout.print error.message establish_connection root_configuration_without_database connection.create_database configuration['database'], creation_options if configuration['username'] != 'root' @@ -56,21 +54,21 @@ module ActiveRecord end def structure_dump(filename) - args = prepare_command_options('mysqldump') + args = prepare_command_options args.concat(["--result-file", "#{filename}"]) args.concat(["--no-data"]) + args.concat(["--routines"]) args.concat(["#{configuration['database']}"]) - unless Kernel.system(*args) - $stderr.puts "Could not dump the database structure. "\ - "Make sure `mysqldump` is in your PATH and check the command output for warnings." - end + + run_cmd('mysqldump', args, 'dumping') end def structure_load(filename) - args = prepare_command_options('mysql') + args = prepare_command_options args.concat(['--execute', %{SET FOREIGN_KEY_CHECKS = 0; SOURCE #{filename}; SET FOREIGN_KEY_CHECKS = 1}]) args.concat(["--database", "#{configuration['database']}"]) - Kernel.system(*args) + + run_cmd('mysql', args, 'loading') end private @@ -87,12 +85,6 @@ module ActiveRecord Hash.new.tap do |options| options[:charset] = configuration['encoding'] if configuration.include? 'encoding' options[:collation] = configuration['collation'] if configuration.include? 'collation' - - # Set default charset only when collation isn't set. - options[:charset] ||= DEFAULT_CHARSET unless options[:collation] - - # Set default collation only when charset is also default. - options[:collation] ||= DEFAULT_COLLATION if options[:charset] == DEFAULT_CHARSET end end @@ -102,8 +94,6 @@ module ActiveRecord ArJdbcMySQL::Error elsif defined?(Mysql2) Mysql2::Error - elsif defined?(Mysql) - Mysql::Error else StandardError end @@ -129,7 +119,7 @@ IDENTIFIED BY '#{configuration['password']}' WITH GRANT OPTION; $stdin.gets.strip end - def prepare_command_options(command) + def prepare_command_options args = { 'host' => '--host', 'port' => '--port', @@ -144,7 +134,17 @@ IDENTIFIED BY '#{configuration['password']}' WITH GRANT OPTION; 'sslkey' => '--ssl-key' }.map { |opt, arg| "#{arg}=#{configuration[opt]}" if configuration[opt] }.compact - [command, *args] + args + end + + def run_cmd(cmd, args, action) + fail run_cmd_error(cmd, args, action) unless Kernel.system(cmd, *args) + end + + def run_cmd_error(cmd, args, action) + msg = "failed to execute: `#{cmd}`\n" + msg << "Please check the output above for any errors and make sure that `#{cmd}` is installed in your PATH and has proper permissions.\n\n" + msg end end end diff --git a/activerecord/lib/active_record/tasks/postgresql_database_tasks.rb b/activerecord/lib/active_record/tasks/postgresql_database_tasks.rb index d7da95c8a9..8b4874044c 100644 --- a/activerecord/lib/active_record/tasks/postgresql_database_tasks.rb +++ b/activerecord/lib/active_record/tasks/postgresql_database_tasks.rb @@ -1,5 +1,3 @@ -require 'shellwords' - module ActiveRecord module Tasks # :nodoc: class PostgreSQLDatabaseTasks # :nodoc: @@ -55,19 +53,22 @@ module ActiveRecord when String ActiveRecord::Base.dump_schemas end + + args = ['-s', '-x', '-O', '-f', filename] unless search_path.blank? - search_path = search_path.split(",").map{|search_path_part| "--schema=#{Shellwords.escape(search_path_part.strip)}" }.join(" ") + args += search_path.split(',').map do |part| + "--schema=#{part.strip}" + end end - - command = "pg_dump -i -s -x -O -f #{Shellwords.escape(filename)} #{search_path} #{Shellwords.escape(configuration['database'])}" - raise 'Error dumping database' unless Kernel.system(command) - + args << configuration['database'] + run_cmd('pg_dump', args, 'dumping') File.open(filename, "a") { |f| f << "SET search_path TO #{connection.schema_search_path};\n\n" } end def structure_load(filename) set_psql_env - Kernel.system("psql -X -q -f #{Shellwords.escape(filename)} #{configuration['database']}") + args = [ '-q', '-f', filename, configuration['database'] ] + run_cmd('psql', args, 'loading' ) end private @@ -93,6 +94,17 @@ module ActiveRecord ENV['PGPASSWORD'] = configuration['password'].to_s if configuration['password'] ENV['PGUSER'] = configuration['username'].to_s if configuration['username'] end + + def run_cmd(cmd, args, action) + fail run_cmd_error(cmd, args, action) unless Kernel.system(cmd, *args) + end + + def run_cmd_error(cmd, args, action) + msg = "failed to execute:\n" + msg << "#{cmd} #{args.join(' ')}\n\n" + msg << "Please check the output above for any errors and make sure that `#{cmd}` is installed in your PATH and has proper permissions.\n\n" + msg + end end end end diff --git a/activerecord/lib/active_record/tasks/sqlite_database_tasks.rb b/activerecord/lib/active_record/tasks/sqlite_database_tasks.rb index 9ab64d0325..9ec3c8a94a 100644 --- a/activerecord/lib/active_record/tasks/sqlite_database_tasks.rb +++ b/activerecord/lib/active_record/tasks/sqlite_database_tasks.rb @@ -19,11 +19,15 @@ module ActiveRecord path = Pathname.new configuration['database'] file = path.absolute? ? path.to_s : File.join(root, path) - FileUtils.rm(file) if File.exist?(file) + FileUtils.rm(file) + rescue Errno::ENOENT => error + raise NoDatabaseError.new(error.message, error) end def purge drop + rescue NoDatabaseError + ensure create end diff --git a/activerecord/lib/active_record/timestamp.rb b/activerecord/lib/active_record/timestamp.rb index 20e4235788..a572c109d8 100644 --- a/activerecord/lib/active_record/timestamp.rb +++ b/activerecord/lib/active_record/timestamp.rb @@ -1,5 +1,5 @@ module ActiveRecord - # = Active Record Timestamp + # = Active Record \Timestamp # # Active Record automatically timestamps create and update operations if the # table has fields named <tt>created_at/created_on</tt> or @@ -15,14 +15,21 @@ module ActiveRecord # # == Time Zone aware attributes # - # By default, ActiveRecord::Base keeps all the datetime columns time zone aware by executing following code. + # Active Record keeps all the <tt>datetime</tt> and <tt>time</tt> columns + # time-zone aware. By default, these values are stored in the database as UTC + # and converted back to the current <tt>Time.zone</tt> when pulled from the database. # - # config.active_record.time_zone_aware_attributes = true + # This feature can be turned off completely by setting: # - # This feature can easily be turned off by assigning value <tt>false</tt> . + # config.active_record.time_zone_aware_attributes = false # - # If your attributes are time zone aware and you desire to skip time zone conversion to the current Time.zone - # when reading certain attributes then you can do following: + # You can also specify that only <tt>datetime</tt> columns should be time-zone + # aware (while <tt>time</tt> should not) by setting: + # + # ActiveRecord::Base.time_zone_aware_types = [:datetime] + # + # Finally, you can indicate specific attributes of a model for which time zone + # conversion should not applied, for instance by setting: # # class Topic < ActiveRecord::Base # self.skip_time_zone_conversion_for_attributes = [:written_on] diff --git a/activerecord/lib/active_record/touch_later.rb b/activerecord/lib/active_record/touch_later.rb index 4352a0ffea..9a80a63e28 100644 --- a/activerecord/lib/active_record/touch_later.rb +++ b/activerecord/lib/active_record/touch_later.rb @@ -16,6 +16,13 @@ module ActiveRecord surreptitiously_touch @_defer_touch_attrs self.class.connection.add_transaction_record self + + # touch the parents as we are not calling the after_save callbacks + self.class.reflect_on_all_associations(:belongs_to).each do |r| + if touch = r.options[:touch] + ActiveRecord::Associations::Builder::BelongsTo.touch_record(self, r.foreign_key, r.name, touch, :touch_later) + end + end end def touch(*names, time: nil) # :nodoc: @@ -26,6 +33,7 @@ module ActiveRecord end private + def surreptitiously_touch(attrs) attrs.each { |attr| write_attribute attr, @_touch_time } clear_attribute_changes attrs @@ -33,9 +41,8 @@ module ActiveRecord def touch_deferred_attributes if has_defer_touch_attrs? && persisted? - @_touching_delayed_records = true touch(*@_defer_touch_attrs, time: @_touch_time) - @_touching_delayed_records, @_defer_touch_attrs, @_touch_time = nil, nil, nil + @_defer_touch_attrs, @_touch_time = nil, nil end end @@ -43,8 +50,9 @@ module ActiveRecord defined?(@_defer_touch_attrs) && @_defer_touch_attrs.present? end - def touching_delayed_records? - defined?(@_touching_delayed_records) && @_touching_delayed_records + def belongs_to_touch_method + :touch_later end + end end diff --git a/activerecord/lib/active_record/transactions.rb b/activerecord/lib/active_record/transactions.rb index 311dacb449..38ab1f3fc6 100644 --- a/activerecord/lib/active_record/transactions.rb +++ b/activerecord/lib/active_record/transactions.rb @@ -11,15 +11,16 @@ module ActiveRecord :before_commit_without_transaction_enrollment, :commit_without_transaction_enrollment, :rollback_without_transaction_enrollment, + terminator: deprecated_false_terminator, scope: [:kind, :name] end # = Active Record Transactions # - # Transactions are protective blocks where SQL statements are only permanent + # \Transactions are protective blocks where SQL statements are only permanent # if they can all succeed as one atomic action. The classic example is a # transfer between two accounts where you can only have a deposit if the - # withdrawal succeeded and vice versa. Transactions enforce the integrity of + # withdrawal succeeded and vice versa. \Transactions enforce the integrity of # the database and guard the data against program errors or database # break-downs. So basically you should use transaction blocks whenever you # have a number of statements that must be executed together or not at all. @@ -39,20 +40,20 @@ module ActiveRecord # # == Different Active Record classes in a single transaction # - # Though the transaction class method is called on some Active Record class, + # Though the #transaction class method is called on some Active Record class, # the objects within the transaction block need not all be instances of # that class. This is because transactions are per-database connection, not # per-model. # # In this example a +balance+ record is transactionally saved even - # though +transaction+ is called on the +Account+ class: + # though #transaction is called on the +Account+ class: # # Account.transaction do # balance.save! # account.save! # end # - # The +transaction+ method is also available as a model instance method. + # The #transaction method is also available as a model instance method. # For example, you can also do this: # # balance.transaction do @@ -79,7 +80,8 @@ module ActiveRecord # # == +save+ and +destroy+ are automatically wrapped in a transaction # - # Both +save+ and +destroy+ come wrapped in a transaction that ensures + # Both {#save}[rdoc-ref:Persistence#save] and + # {#destroy}[rdoc-ref:Persistence#destroy] come wrapped in a transaction that ensures # that whatever you do in validations or callbacks will happen under its # protected cover. So you can use validations to check for values that # the transaction depends on or you can raise exceptions in the callbacks @@ -88,7 +90,7 @@ module ActiveRecord # As a consequence changes to the database are not seen outside your connection # until the operation is complete. For example, if you try to update the index # of a search engine in +after_save+ the indexer won't see the updated record. - # The +after_commit+ callback is the only one that is triggered once the update + # The #after_commit callback is the only one that is triggered once the update # is committed. See below. # # == Exception handling and rolling back @@ -97,11 +99,11 @@ module ActiveRecord # be propagated (after triggering the ROLLBACK), so you should be ready to # catch those in your application code. # - # One exception is the <tt>ActiveRecord::Rollback</tt> exception, which will trigger + # One exception is the ActiveRecord::Rollback exception, which will trigger # a ROLLBACK when raised, but not be re-raised by the transaction block. # - # *Warning*: one should not catch <tt>ActiveRecord::StatementInvalid</tt> exceptions - # inside a transaction block. <tt>ActiveRecord::StatementInvalid</tt> exceptions indicate that an + # *Warning*: one should not catch ActiveRecord::StatementInvalid exceptions + # inside a transaction block. ActiveRecord::StatementInvalid exceptions indicate that an # error occurred at the database level, for example when a unique constraint # is violated. On some database systems, such as PostgreSQL, database errors # inside a transaction cause the entire transaction to become unusable @@ -127,11 +129,11 @@ module ActiveRecord # end # # One should restart the entire transaction if an - # <tt>ActiveRecord::StatementInvalid</tt> occurred. + # ActiveRecord::StatementInvalid occurred. # # == Nested transactions # - # +transaction+ calls can be nested. By default, this makes all database + # #transaction calls can be nested. By default, this makes all database # statements in the nested transaction block become part of the parent # transaction. For example, the following behavior may be surprising: # @@ -143,7 +145,7 @@ module ActiveRecord # end # end # - # creates both "Kotori" and "Nemu". Reason is the <tt>ActiveRecord::Rollback</tt> + # creates both "Kotori" and "Nemu". Reason is the ActiveRecord::Rollback # exception in the nested block does not issue a ROLLBACK. Since these exceptions # are captured in transaction blocks, the parent block does not see it and the # real transaction is committed. @@ -167,22 +169,22 @@ module ActiveRecord # writing, the only database that we're aware of that supports true nested # transactions, is MS-SQL. Because of this, Active Record emulates nested # transactions by using savepoints on MySQL and PostgreSQL. See - # http://dev.mysql.com/doc/refman/5.6/en/savepoint.html + # http://dev.mysql.com/doc/refman/5.7/en/savepoint.html # for more information about savepoints. # - # === Callbacks + # === \Callbacks # # There are two types of callbacks associated with committing and rolling back transactions: - # +after_commit+ and +after_rollback+. + # #after_commit and #after_rollback. # - # +after_commit+ callbacks are called on every record saved or destroyed within a - # transaction immediately after the transaction is committed. +after_rollback+ callbacks + # #after_commit callbacks are called on every record saved or destroyed within a + # transaction immediately after the transaction is committed. #after_rollback callbacks # are called on every record saved or destroyed within a transaction immediately after the # transaction or savepoint is rolled back. # # These callbacks are useful for interacting with other systems since you will be guaranteed # that the callback is only executed when the database is in a permanent state. For example, - # +after_commit+ is a good spot to put in a hook to clearing a cache since clearing it from + # #after_commit is a good spot to put in a hook to clearing a cache since clearing it from # within a transaction could trigger the cache to be regenerated before the database is updated. # # === Caveats @@ -196,17 +198,16 @@ module ActiveRecord # automatically released. The following example demonstrates the problem: # # Model.connection.transaction do # BEGIN - # Model.connection.transaction(requires_new: true) do # CREATE SAVEPOINT active_record_1 + # Model.connection.transaction(requires_new: true) do # CREATE SAVEPOINT active_record_1 # Model.connection.create_table(...) # active_record_1 now automatically released - # end # RELEASE savepoint active_record_1 + # end # RELEASE SAVEPOINT active_record_1 # # ^^^^ BOOM! database error! # end # # Note that "TRUNCATE" is also a MySQL DDL statement! module ClassMethods - # See ActiveRecord::Transactions::ClassMethods for detailed documentation. + # See the ConnectionAdapters::DatabaseStatements#transaction API docs. def transaction(options = {}, &block) - # See the ConnectionAdapters::DatabaseStatements#transaction API docs. connection.transaction(options, &block) end @@ -232,9 +233,27 @@ module ActiveRecord set_callback(:commit, :after, *args, &block) end + # Shortcut for +after_commit :hook, on: :create+. + def after_create_commit(*args, &block) + set_options_for_callbacks!(args, on: :create) + set_callback(:commit, :after, *args, &block) + end + + # Shortcut for +after_commit :hook, on: :update+. + def after_update_commit(*args, &block) + set_options_for_callbacks!(args, on: :update) + set_callback(:commit, :after, *args, &block) + end + + # Shortcut for +after_commit :hook, on: :destroy+. + def after_destroy_commit(*args, &block) + set_options_for_callbacks!(args, on: :destroy) + set_callback(:commit, :after, *args, &block) + end + # This callback is called after a create, update, or destroy are rolled back. # - # Please check the documentation of +after_commit+ for options. + # Please check the documentation of #after_commit for options. def after_rollback(*args, &block) set_options_for_callbacks!(args) set_callback(:rollback, :after, *args, &block) @@ -267,9 +286,11 @@ module ActiveRecord private - def set_options_for_callbacks!(args) - options = args.last - if options.is_a?(Hash) && options[:on] + def set_options_for_callbacks!(args, enforced_options = {}) + options = args.extract_options!.merge!(enforced_options) + args << options + + if options[:on] fire_on = Array(options[:on]) assert_valid_transaction_action(fire_on) options[:if] = Array(options[:if]) @@ -319,36 +340,36 @@ module ActiveRecord end def before_committed! # :nodoc: - run_callbacks :before_commit_without_transaction_enrollment - run_callbacks :before_commit + _run_before_commit_without_transaction_enrollment_callbacks + _run_before_commit_callbacks end - # Call the +after_commit+ callbacks. + # Call the #after_commit callbacks. # # Ensure that it is not called if the object was never persisted (failed create), # but call it after the commit of a destroyed object. def committed!(should_run_callbacks: true) #:nodoc: if should_run_callbacks && destroyed? || persisted? - run_callbacks :commit_without_transaction_enrollment - run_callbacks :commit + _run_commit_without_transaction_enrollment_callbacks + _run_commit_callbacks end ensure force_clear_transaction_record_state end - # Call the +after_rollback+ callbacks. The +force_restore_state+ argument indicates if the record + # Call the #after_rollback callbacks. The +force_restore_state+ argument indicates if the record # state should be rolled back to the beginning or just to the last savepoint. def rolledback!(force_restore_state: false, should_run_callbacks: true) #:nodoc: if should_run_callbacks - run_callbacks :rollback - run_callbacks :rollback_without_transaction_enrollment + _run_rollback_callbacks + _run_rollback_without_transaction_enrollment_callbacks end ensure restore_transaction_record_state(force_restore_state) clear_transaction_record_state end - # Add the record to the current transaction so that the +after_rollback+ and +after_commit+ callbacks + # Add the record to the current transaction so that the #after_rollback and #after_commit callbacks # can be called. def add_to_transaction if has_transactional_callbacks? @@ -380,6 +401,10 @@ module ActiveRecord raise ActiveRecord::Rollback unless status end status + ensure + if @transaction_state && @transaction_state.committed? + clear_transaction_record_state + end end protected @@ -453,23 +478,23 @@ module ActiveRecord !_rollback_callbacks.empty? || !_commit_callbacks.empty? || !_before_commit_callbacks.empty? end - # Updates the attributes on this particular ActiveRecord object so that - # if it's associated with a transaction, then the state of the ActiveRecord + # Updates the attributes on this particular Active Record object so that + # if it's associated with a transaction, then the state of the Active Record # object will be updated to reflect the current state of the transaction # - # The @transaction_state variable stores the states of the associated + # The +@transaction_state+ variable stores the states of the associated # transaction. This relies on the fact that a transaction can only be in # one rollback or commit (otherwise a list of states would be required) - # Each ActiveRecord object inside of a transaction carries that transaction's + # Each Active Record object inside of a transaction carries that transaction's # TransactionState. # # This method checks to see if the ActiveRecord object's state reflects - # the TransactionState, and rolls back or commits the ActiveRecord object + # the TransactionState, and rolls back or commits the Active Record object # as appropriate. # - # Since ActiveRecord objects can be inside multiple transactions, this + # Since Active Record objects can be inside multiple transactions, this # method recursively goes through the parent of the TransactionState and - # checks if the ActiveRecord object reflects the state of the object. + # checks if the Active Record object reflects the state of the object. def sync_with_transaction_state update_attributes_from_transaction_state(@transaction_state) end diff --git a/activerecord/lib/active_record/type.rb b/activerecord/lib/active_record/type.rb index 2c0cda69d0..e210e94f00 100644 --- a/activerecord/lib/active_record/type.rb +++ b/activerecord/lib/active_record/type.rb @@ -1,22 +1,15 @@ -require 'active_record/type/helpers' -require 'active_record/type/value' +require 'active_model/type' + +require 'active_record/type/internal/abstract_json' +require 'active_record/type/internal/timezone' -require 'active_record/type/big_integer' -require 'active_record/type/binary' -require 'active_record/type/boolean' require 'active_record/type/date' require 'active_record/type/date_time' -require 'active_record/type/decimal' -require 'active_record/type/decimal_without_scale' -require 'active_record/type/float' -require 'active_record/type/integer' -require 'active_record/type/serialized' -require 'active_record/type/string' -require 'active_record/type/text' require 'active_record/type/time' -require 'active_record/type/unsigned_integer' +require 'active_record/type/serialized' require 'active_record/type/adapter_specific_registry' + require 'active_record/type/type_map' require 'active_record/type/hash_lookup_type_map' @@ -29,13 +22,13 @@ module ActiveRecord delegate :add_modifier, to: :registry # Add a new type to the registry, allowing it to be referenced as a - # symbol by ActiveRecord::Attributes::ClassMethods#attribute. If your - # type is only meant to be used with a specific database adapter, you can - # do so by passing +adapter: :postgresql+. If your type has the same + # symbol by {ActiveRecord::Base.attribute}[rdoc-ref:Attributes::ClassMethods#attribute]. + # If your type is only meant to be used with a specific database adapter, you can + # do so by passing <tt>adapter: :postgresql</tt>. If your type has the same # name as a native type for the current adapter, an exception will be - # raised unless you specify an +:override+ option. +override: true+ will - # cause your type to be used instead of the native type. +override: - # false+ will cause the native type to be used over yours if one exists. + # raised unless you specify an +:override+ option. <tt>override: true</tt> will + # cause your type to be used instead of the native type. <tt>override: + # false</tt> will cause the native type to be used over yours if one exists. def register(type_name, klass = nil, **options, &block) registry.register(type_name, klass, **options, &block) end @@ -51,6 +44,19 @@ module ActiveRecord end end + Helpers = ActiveModel::Type::Helpers + BigInteger = ActiveModel::Type::BigInteger + Binary = ActiveModel::Type::Binary + Boolean = ActiveModel::Type::Boolean + Decimal = ActiveModel::Type::Decimal + DecimalWithoutScale = ActiveModel::Type::DecimalWithoutScale + Float = ActiveModel::Type::Float + Integer = ActiveModel::Type::Integer + String = ActiveModel::Type::String + Text = ActiveModel::Type::Text + UnsignedInteger = ActiveModel::Type::UnsignedInteger + Value = ActiveModel::Type::Value + register(:big_integer, Type::BigInteger, override: false) register(:binary, Type::Binary, override: false) register(:boolean, Type::Boolean, override: false) diff --git a/activerecord/lib/active_record/type/adapter_specific_registry.rb b/activerecord/lib/active_record/type/adapter_specific_registry.rb index 5f71b3cb94..d440eac619 100644 --- a/activerecord/lib/active_record/type/adapter_specific_registry.rb +++ b/activerecord/lib/active_record/type/adapter_specific_registry.rb @@ -1,35 +1,24 @@ +require 'active_model/type/registry' + module ActiveRecord # :stopdoc: module Type - class AdapterSpecificRegistry - def initialize - @registrations = [] - end - - def register(type_name, klass = nil, **options, &block) - block ||= proc { |_, *args| klass.new(*args) } - registrations << Registration.new(type_name, block, **options) + class AdapterSpecificRegistry < ActiveModel::Type::Registry + def add_modifier(options, klass, **args) + registrations << DecorationRegistration.new(options, klass, **args) end - def lookup(symbol, *args) - registration = registrations - .select { |r| r.matches?(symbol, *args) } - .max + private - if registration - registration.call(self, symbol, *args) - else - raise ArgumentError, "Unknown type #{symbol.inspect}" - end + def registration_klass + Registration end - def add_modifier(options, klass, **args) - registrations << DecorationRegistration.new(options, klass, **args) + def find_registration(symbol, *args) + registrations + .select { |registration| registration.matches?(symbol, *args) } + .max end - - protected - - attr_reader :registrations end class Registration @@ -137,6 +126,5 @@ module ActiveRecord class TypeConflictError < StandardError end - # :startdoc: end diff --git a/activerecord/lib/active_record/type/big_integer.rb b/activerecord/lib/active_record/type/big_integer.rb deleted file mode 100644 index 0c72d8914f..0000000000 --- a/activerecord/lib/active_record/type/big_integer.rb +++ /dev/null @@ -1,13 +0,0 @@ -require 'active_record/type/integer' - -module ActiveRecord - module Type - class BigInteger < Integer # :nodoc: - private - - def max_value - ::Float::INFINITY - end - end - end -end diff --git a/activerecord/lib/active_record/type/binary.rb b/activerecord/lib/active_record/type/binary.rb deleted file mode 100644 index 0baf8c63ad..0000000000 --- a/activerecord/lib/active_record/type/binary.rb +++ /dev/null @@ -1,50 +0,0 @@ -module ActiveRecord - module Type - class Binary < Value # :nodoc: - def type - :binary - end - - def binary? - true - end - - def cast(value) - if value.is_a?(Data) - value.to_s - else - super - end - end - - def serialize(value) - return if value.nil? - Data.new(super) - end - - def changed_in_place?(raw_old_value, value) - old_value = deserialize(raw_old_value) - old_value != value - end - - class Data # :nodoc: - def initialize(value) - @value = value.to_s - end - - def to_s - @value - end - alias_method :to_str, :to_s - - def hex - @value.unpack('H*')[0] - end - - def ==(other) - other == to_s || super - end - end - end - end -end diff --git a/activerecord/lib/active_record/type/boolean.rb b/activerecord/lib/active_record/type/boolean.rb deleted file mode 100644 index f6a75512fd..0000000000 --- a/activerecord/lib/active_record/type/boolean.rb +++ /dev/null @@ -1,19 +0,0 @@ -module ActiveRecord - module Type - class Boolean < Value # :nodoc: - def type - :boolean - end - - private - - def cast_value(value) - if value == '' - nil - else - !ConnectionAdapters::Column::FALSE_VALUES.include?(value) - end - end - end - end -end diff --git a/activerecord/lib/active_record/type/date.rb b/activerecord/lib/active_record/type/date.rb index 3ceab59ebb..ccafed054e 100644 --- a/activerecord/lib/active_record/type/date.rb +++ b/activerecord/lib/active_record/type/date.rb @@ -1,49 +1,7 @@ module ActiveRecord module Type - class Date < Value # :nodoc: - include Helpers::AcceptsMultiparameterTime.new - - def type - :date - end - - def type_cast_for_schema(value) - "'#{value.to_s(:db)}'" - end - - private - - def cast_value(value) - if value.is_a?(::String) - return if value.empty? - fast_string_to_date(value) || fallback_string_to_date(value) - elsif value.respond_to?(:to_date) - value.to_date - else - value - end - end - - def fast_string_to_date(string) - if string =~ ConnectionAdapters::Column::Format::ISO_DATE - new_date $1.to_i, $2.to_i, $3.to_i - end - end - - def fallback_string_to_date(string) - new_date(*::Date._parse(string, false).values_at(:year, :mon, :mday)) - end - - def new_date(year, mon, mday) - if year && year != 0 - ::Date.new(year, mon, mday) rescue nil - end - end - - def value_from_multiparameter_assignment(*) - time = super - time && time.to_date - end + class Date < ActiveModel::Type::Date + include Internal::Timezone end end end diff --git a/activerecord/lib/active_record/type/date_time.rb b/activerecord/lib/active_record/type/date_time.rb index a5199959b9..1fb9380ecd 100644 --- a/activerecord/lib/active_record/type/date_time.rb +++ b/activerecord/lib/active_record/type/date_time.rb @@ -1,44 +1,7 @@ module ActiveRecord module Type - class DateTime < Value # :nodoc: - include Helpers::TimeValue - include Helpers::AcceptsMultiparameterTime.new( - defaults: { 4 => 0, 5 => 0 } - ) - - def type - :datetime - end - - private - - def cast_value(string) - return string unless string.is_a?(::String) - return if string.empty? - - fast_string_to_time(string) || fallback_string_to_time(string) - end - - # '0.123456' -> 123456 - # '1.123456' -> 123456 - def microseconds(time) - time[:sec_fraction] ? (time[:sec_fraction] * 1_000_000).to_i : 0 - end - - def fallback_string_to_time(string) - time_hash = ::Date._parse(string) - time_hash[:sec_fraction] = microseconds(time_hash) - - new_time(*time_hash.values_at(:year, :mon, :mday, :hour, :min, :sec, :sec_fraction, :offset)) - end - - def value_from_multiparameter_assignment(values_hash) - missing_parameter = (1..3).detect { |key| !values_hash.key?(key) } - if missing_parameter - raise ArgumentError, missing_parameter - end - super - end + class DateTime < ActiveModel::Type::DateTime + include Internal::Timezone end end end diff --git a/activerecord/lib/active_record/type/decimal.rb b/activerecord/lib/active_record/type/decimal.rb deleted file mode 100644 index 867b5f75c7..0000000000 --- a/activerecord/lib/active_record/type/decimal.rb +++ /dev/null @@ -1,48 +0,0 @@ -module ActiveRecord - module Type - class Decimal < Value # :nodoc: - include Helpers::Numeric - - def type - :decimal - end - - def type_cast_for_schema(value) - value.to_s - end - - private - - def cast_value(value) - case value - when ::Float - convert_float_to_big_decimal(value) - when ::Numeric, ::String - BigDecimal(value, precision.to_i) - else - if value.respond_to?(:to_d) - value.to_d - else - cast_value(value.to_s) - end - end - end - - def convert_float_to_big_decimal(value) - if precision - BigDecimal(value, float_precision) - else - value.to_d - end - end - - def float_precision - if precision.to_i > ::Float::DIG + 1 - ::Float::DIG + 1 - else - precision.to_i - end - end - end - end -end diff --git a/activerecord/lib/active_record/type/decimal_without_scale.rb b/activerecord/lib/active_record/type/decimal_without_scale.rb deleted file mode 100644 index ff5559e300..0000000000 --- a/activerecord/lib/active_record/type/decimal_without_scale.rb +++ /dev/null @@ -1,11 +0,0 @@ -require 'active_record/type/big_integer' - -module ActiveRecord - module Type - class DecimalWithoutScale < BigInteger # :nodoc: - def type - :decimal - end - end - end -end diff --git a/activerecord/lib/active_record/type/float.rb b/activerecord/lib/active_record/type/float.rb deleted file mode 100644 index d88482b85d..0000000000 --- a/activerecord/lib/active_record/type/float.rb +++ /dev/null @@ -1,25 +0,0 @@ -module ActiveRecord - module Type - class Float < Value # :nodoc: - include Helpers::Numeric - - def type - :float - end - - alias serialize cast - - private - - def cast_value(value) - case value - when ::Float then value - when "Infinity" then ::Float::INFINITY - when "-Infinity" then -::Float::INFINITY - when "NaN" then ::Float::NAN - else value.to_f - end - end - end - end -end diff --git a/activerecord/lib/active_record/type/helpers.rb b/activerecord/lib/active_record/type/helpers.rb deleted file mode 100644 index 634d417d13..0000000000 --- a/activerecord/lib/active_record/type/helpers.rb +++ /dev/null @@ -1,4 +0,0 @@ -require 'active_record/type/helpers/accepts_multiparameter_time' -require 'active_record/type/helpers/numeric' -require 'active_record/type/helpers/mutable' -require 'active_record/type/helpers/time_value' diff --git a/activerecord/lib/active_record/type/helpers/accepts_multiparameter_time.rb b/activerecord/lib/active_record/type/helpers/accepts_multiparameter_time.rb deleted file mode 100644 index be571fc1c7..0000000000 --- a/activerecord/lib/active_record/type/helpers/accepts_multiparameter_time.rb +++ /dev/null @@ -1,30 +0,0 @@ -module ActiveRecord - module Type - module Helpers - class AcceptsMultiparameterTime < Module # :nodoc: - def initialize(defaults: {}) - define_method(:cast) do |value| - if value.is_a?(Hash) - value_from_multiparameter_assignment(value) - else - super(value) - end - end - - define_method(:value_from_multiparameter_assignment) do |values_hash| - defaults.each do |k, v| - values_hash[k] ||= v - end - return unless values_hash[1] && values_hash[2] && values_hash[3] - values = values_hash.sort.map(&:last) - ::Time.send( - ActiveRecord::Base.default_timezone, - *values - ) - end - private :value_from_multiparameter_assignment - end - end - end - end -end diff --git a/activerecord/lib/active_record/type/helpers/mutable.rb b/activerecord/lib/active_record/type/helpers/mutable.rb deleted file mode 100644 index 88a9099277..0000000000 --- a/activerecord/lib/active_record/type/helpers/mutable.rb +++ /dev/null @@ -1,18 +0,0 @@ -module ActiveRecord - module Type - module Helpers - module Mutable # :nodoc: - def cast(value) - deserialize(serialize(value)) - end - - # +raw_old_value+ will be the `_before_type_cast` version of the - # value (likely a string). +new_value+ will be the current, type - # cast value. - def changed_in_place?(raw_old_value, new_value) - raw_old_value != serialize(new_value) - end - end - end - end -end diff --git a/activerecord/lib/active_record/type/helpers/numeric.rb b/activerecord/lib/active_record/type/helpers/numeric.rb deleted file mode 100644 index a755a02a59..0000000000 --- a/activerecord/lib/active_record/type/helpers/numeric.rb +++ /dev/null @@ -1,34 +0,0 @@ -module ActiveRecord - module Type - module Helpers - module Numeric # :nodoc: - def cast(value) - value = case value - when true then 1 - when false then 0 - when ::String then value.presence - else value - end - super(value) - end - - def changed?(old_value, _new_value, new_value_before_type_cast) # :nodoc: - super || number_to_non_number?(old_value, new_value_before_type_cast) - end - - private - - def number_to_non_number?(old_value, new_value_before_type_cast) - old_value != nil && non_numeric_string?(new_value_before_type_cast) - end - - def non_numeric_string?(value) - # 'wibble'.to_i will give zero, we want to make sure - # that we aren't marking int zero to string zero as - # changed. - value.to_s !~ /\A-?\d+\.?\d*\z/ - end - end - end - end -end diff --git a/activerecord/lib/active_record/type/helpers/time_value.rb b/activerecord/lib/active_record/type/helpers/time_value.rb deleted file mode 100644 index 7eb41557cb..0000000000 --- a/activerecord/lib/active_record/type/helpers/time_value.rb +++ /dev/null @@ -1,58 +0,0 @@ -module ActiveRecord - module Type - module Helpers - module TimeValue # :nodoc: - def serialize(value) - if precision && value.respond_to?(:usec) - number_of_insignificant_digits = 6 - precision - round_power = 10 ** number_of_insignificant_digits - value = value.change(usec: value.usec / round_power * round_power) - end - - if value.acts_like?(:time) - zone_conversion_method = ActiveRecord::Base.default_timezone == :utc ? :getutc : :getlocal - - if value.respond_to?(zone_conversion_method) - value = value.send(zone_conversion_method) - end - end - - value - end - - def type_cast_for_schema(value) - "'#{value.to_s(:db)}'" - end - - def user_input_in_time_zone(value) - value.in_time_zone - end - - private - - def new_time(year, mon, mday, hour, min, sec, microsec, offset = nil) - # Treat 0000-00-00 00:00:00 as nil. - return if year.nil? || (year == 0 && mon == 0 && mday == 0) - - if offset - time = ::Time.utc(year, mon, mday, hour, min, sec, microsec) rescue nil - return unless time - - time -= offset - Base.default_timezone == :utc ? time : time.getlocal - else - ::Time.public_send(Base.default_timezone, year, mon, mday, hour, min, sec, microsec) rescue nil - end - end - - # Doesn't handle time zones. - def fast_string_to_time(string) - if string =~ ConnectionAdapters::Column::Format::ISO_DATETIME - microsec = ($7.to_r * 1_000_000).to_i - new_time $1.to_i, $2.to_i, $3.to_i, $4.to_i, $5.to_i, $6.to_i, microsec - end - end - end - end - end -end diff --git a/activerecord/lib/active_record/type/integer.rb b/activerecord/lib/active_record/type/integer.rb deleted file mode 100644 index c5040c6d3b..0000000000 --- a/activerecord/lib/active_record/type/integer.rb +++ /dev/null @@ -1,66 +0,0 @@ -module ActiveRecord - module Type - class Integer < Value # :nodoc: - include Helpers::Numeric - - # Column storage size in bytes. - # 4 bytes means a MySQL int or Postgres integer as opposed to smallint etc. - DEFAULT_LIMIT = 4 - - def initialize(*) - super - @range = min_value...max_value - end - - def type - :integer - end - - def deserialize(value) - return if value.nil? - value.to_i - end - - def serialize(value) - result = cast(value) - if result - ensure_in_range(result) - end - result - end - - protected - - attr_reader :range - - private - - def cast_value(value) - case value - when true then 1 - when false then 0 - else - value.to_i rescue nil - end - end - - def ensure_in_range(value) - unless range.cover?(value) - raise RangeError, "#{value} is out of range for #{self.class} with limit #{_limit}" - end - end - - def max_value - 1 << (_limit * 8 - 1) # 8 bits per byte with one bit for sign - end - - def min_value - -max_value - end - - def _limit - self.limit || DEFAULT_LIMIT - end - end - end -end diff --git a/activerecord/lib/active_record/type/internal/abstract_json.rb b/activerecord/lib/active_record/type/internal/abstract_json.rb new file mode 100644 index 0000000000..097d1bd363 --- /dev/null +++ b/activerecord/lib/active_record/type/internal/abstract_json.rb @@ -0,0 +1,33 @@ +module ActiveRecord + module Type + module Internal # :nodoc: + class AbstractJson < ActiveModel::Type::Value # :nodoc: + include ActiveModel::Type::Helpers::Mutable + + def type + :json + end + + def deserialize(value) + if value.is_a?(::String) + ::ActiveSupport::JSON.decode(value) rescue nil + else + value + end + end + + def serialize(value) + if value.is_a?(::Array) || value.is_a?(::Hash) + ::ActiveSupport::JSON.encode(value) + else + value + end + end + + def accessor + ActiveRecord::Store::StringKeyedHashAccessor + end + end + end + end +end diff --git a/activerecord/lib/active_record/type/internal/timezone.rb b/activerecord/lib/active_record/type/internal/timezone.rb new file mode 100644 index 0000000000..947e06158a --- /dev/null +++ b/activerecord/lib/active_record/type/internal/timezone.rb @@ -0,0 +1,15 @@ +module ActiveRecord + module Type + module Internal + module Timezone + def is_utc? + ActiveRecord::Base.default_timezone == :utc + end + + def default_timezone + ActiveRecord::Base.default_timezone + end + end + end + end +end diff --git a/activerecord/lib/active_record/type/serialized.rb b/activerecord/lib/active_record/type/serialized.rb index ea3e0d6a45..4ff0740cfb 100644 --- a/activerecord/lib/active_record/type/serialized.rb +++ b/activerecord/lib/active_record/type/serialized.rb @@ -1,7 +1,7 @@ module ActiveRecord module Type - class Serialized < DelegateClass(Type::Value) # :nodoc: - include Helpers::Mutable + class Serialized < DelegateClass(ActiveModel::Type::Value) # :nodoc: + include ActiveModel::Type::Helpers::Mutable attr_reader :subtype, :coder @@ -41,6 +41,12 @@ module ActiveRecord ActiveRecord::Store::IndifferentHashAccessor end + def assert_valid_value(value) + if coder.respond_to?(:assert_valid_value) + coder.assert_valid_value(value) + end + end + private def default_value?(value) diff --git a/activerecord/lib/active_record/type/string.rb b/activerecord/lib/active_record/type/string.rb deleted file mode 100644 index 2662b7e874..0000000000 --- a/activerecord/lib/active_record/type/string.rb +++ /dev/null @@ -1,36 +0,0 @@ -module ActiveRecord - module Type - class String < Value # :nodoc: - def type - :string - end - - def changed_in_place?(raw_old_value, new_value) - if new_value.is_a?(::String) - raw_old_value != new_value - end - end - - def serialize(value) - case value - when ::Numeric, ActiveSupport::Duration then value.to_s - when ::String then ::String.new(value) - when true then "t" - when false then "f" - else super - end - end - - private - - def cast_value(value) - case value - when true then "t" - when false then "f" - # String.new is slightly faster than dup - else ::String.new(value.to_s) - end - end - end - end -end diff --git a/activerecord/lib/active_record/type/text.rb b/activerecord/lib/active_record/type/text.rb deleted file mode 100644 index 26f980f060..0000000000 --- a/activerecord/lib/active_record/type/text.rb +++ /dev/null @@ -1,11 +0,0 @@ -require 'active_record/type/string' - -module ActiveRecord - module Type - class Text < String # :nodoc: - def type - :text - end - end - end -end diff --git a/activerecord/lib/active_record/type/time.rb b/activerecord/lib/active_record/type/time.rb index 19a10021bc..70988d84ff 100644 --- a/activerecord/lib/active_record/type/time.rb +++ b/activerecord/lib/active_record/type/time.rb @@ -1,42 +1,8 @@ module ActiveRecord module Type - class Time < Value # :nodoc: - include Helpers::TimeValue - include Helpers::AcceptsMultiparameterTime.new( - defaults: { 1 => 1970, 2 => 1, 3 => 1, 4 => 0, 5 => 0 } - ) - - def type - :time - end - - def user_input_in_time_zone(value) - return unless value.present? - - case value - when ::String - value = "2000-01-01 #{value}" - when ::Time - value = value.change(year: 2000, day: 1, month: 1) - end - - super(value) - end - - private - - def cast_value(value) - return value unless value.is_a?(::String) - return if value.empty? - - dummy_time_value = "2000-01-01 #{value}" - - fast_string_to_time(dummy_time_value) || begin - time_hash = ::Date._parse(dummy_time_value) - return if time_hash[:hour].nil? - new_time(*time_hash.values_at(:year, :mon, :mday, :hour, :min, :sec, :sec_fraction)) - end - end + class Time < ActiveModel::Type::Time + include Internal::Timezone end end end + diff --git a/activerecord/lib/active_record/type/type_map.rb b/activerecord/lib/active_record/type/type_map.rb index 09f5ba6b74..850a7a4e09 100644 --- a/activerecord/lib/active_record/type/type_map.rb +++ b/activerecord/lib/active_record/type/type_map.rb @@ -1,12 +1,12 @@ -require 'thread_safe' +require 'concurrent/map' module ActiveRecord module Type class TypeMap # :nodoc: def initialize @mapping = {} - @cache = ThreadSafe::Cache.new do |h, key| - h.fetch_or_store(key, ThreadSafe::Cache.new) + @cache = Concurrent::Map.new do |h, key| + h.fetch_or_store(key, Concurrent::Map.new) end end @@ -57,7 +57,7 @@ module ActiveRecord end def default_value - @default_value ||= Value.new + @default_value ||= ActiveModel::Type::Value.new end end end diff --git a/activerecord/lib/active_record/type/unsigned_integer.rb b/activerecord/lib/active_record/type/unsigned_integer.rb deleted file mode 100644 index ed3e527483..0000000000 --- a/activerecord/lib/active_record/type/unsigned_integer.rb +++ /dev/null @@ -1,15 +0,0 @@ -module ActiveRecord - module Type - class UnsignedInteger < Integer # :nodoc: - private - - def max_value - super * 2 - end - - def min_value - 0 - end - end - end -end diff --git a/activerecord/lib/active_record/type/value.rb b/activerecord/lib/active_record/type/value.rb deleted file mode 100644 index 6b9d147ecc..0000000000 --- a/activerecord/lib/active_record/type/value.rb +++ /dev/null @@ -1,104 +0,0 @@ -module ActiveRecord - module Type - class Value - attr_reader :precision, :scale, :limit - - def initialize(precision: nil, limit: nil, scale: nil) - @precision = precision - @scale = scale - @limit = limit - end - - def type # :nodoc: - end - - # Converts a value from database input to the appropriate ruby type. The - # return value of this method will be returned from - # ActiveRecord::AttributeMethods::Read#read_attribute. The default - # implementation just calls Value#cast. - # - # +value+ The raw input, as provided from the database. - def deserialize(value) - cast(value) - end - - # Type casts a value from user input (e.g. from a setter). This value may - # be a string from the form builder, or a ruby object passed to a setter. - # There is currently no way to differentiate between which source it came - # from. - # - # The return value of this method will be returned from - # ActiveRecord::AttributeMethods::Read#read_attribute. See also: - # Value#cast_value. - # - # +value+ The raw input, as provided to the attribute setter. - def cast(value) - cast_value(value) unless value.nil? - end - - # Casts a value from the ruby type to a type that the database knows how - # to understand. The returned value from this method should be a - # +String+, +Numeric+, +Date+, +Time+, +Symbol+, +true+, +false+, or - # +nil+. - def serialize(value) - value - end - - # Type casts a value for schema dumping. This method is private, as we are - # hoping to remove it entirely. - def type_cast_for_schema(value) # :nodoc: - value.inspect - end - - # These predicates are not documented, as I need to look further into - # their use, and see if they can be removed entirely. - def binary? # :nodoc: - false - end - - # Determines whether a value has changed for dirty checking. +old_value+ - # and +new_value+ will always be type-cast. Types should not need to - # override this method. - def changed?(old_value, new_value, _new_value_before_type_cast) - old_value != new_value - end - - # Determines whether the mutable value has been modified since it was - # read. Returns +false+ by default. If your type returns an object - # which could be mutated, you should override this method. You will need - # to either: - # - # - pass +new_value+ to Value#serialize and compare it to - # +raw_old_value+ - # - # or - # - # - pass +raw_old_value+ to Value#deserialize and compare it to - # +new_value+ - # - # +raw_old_value+ The original value, before being passed to - # +deserialize+. - # - # +new_value+ The current value, after type casting. - def changed_in_place?(raw_old_value, new_value) - false - end - - def ==(other) - self.class == other.class && - precision == other.precision && - scale == other.scale && - limit == other.limit - end - - private - - # Convenience method for types which do not need separate type casting - # behavior for user and database inputs. Called by Value#cast for - # values except +nil+. - def cast_value(value) # :doc: - value - end - end - end -end diff --git a/activerecord/lib/active_record/type_caster.rb b/activerecord/lib/active_record/type_caster.rb index 63ba10c289..accc339d00 100644 --- a/activerecord/lib/active_record/type_caster.rb +++ b/activerecord/lib/active_record/type_caster.rb @@ -2,6 +2,6 @@ require 'active_record/type_caster/map' require 'active_record/type_caster/connection' module ActiveRecord - module TypeCaster + module TypeCaster # :nodoc: end end diff --git a/activerecord/lib/active_record/type_caster/connection.rb b/activerecord/lib/active_record/type_caster/connection.rb index 3878270770..7ed8dcc313 100644 --- a/activerecord/lib/active_record/type_caster/connection.rb +++ b/activerecord/lib/active_record/type_caster/connection.rb @@ -1,6 +1,6 @@ module ActiveRecord module TypeCaster - class Connection + class Connection # :nodoc: def initialize(klass, table_name) @klass = klass @table_name = table_name @@ -20,7 +20,7 @@ module ActiveRecord private def column_for(attribute_name) - if connection.schema_cache.table_exists?(table_name) + if connection.schema_cache.data_source_exists?(table_name) connection.schema_cache.columns_hash(table_name)[attribute_name.to_s] end end diff --git a/activerecord/lib/active_record/type_caster/map.rb b/activerecord/lib/active_record/type_caster/map.rb index 4b1941351c..3a367b3999 100644 --- a/activerecord/lib/active_record/type_caster/map.rb +++ b/activerecord/lib/active_record/type_caster/map.rb @@ -1,6 +1,6 @@ module ActiveRecord module TypeCaster - class Map + class Map # :nodoc: def initialize(types) @types = types end diff --git a/activerecord/lib/active_record/validations.rb b/activerecord/lib/active_record/validations.rb index e227212827..6677e6dc5f 100644 --- a/activerecord/lib/active_record/validations.rb +++ b/activerecord/lib/active_record/validations.rb @@ -1,8 +1,9 @@ module ActiveRecord - # = Active Record RecordInvalid + # = Active Record \RecordInvalid # - # Raised by <tt>save!</tt> and <tt>create!</tt> when the record is invalid. Use the - # +record+ method to retrieve the record which did not validate. + # Raised by {ActiveRecord::Base#save!}[rdoc-ref:Persistence#save!] and + # {ActiveRecord::Base#create!}[rdoc-ref:Persistence::ClassMethods#create!] when the record is invalid. + # Use the #record method to retrieve the record which did not validate. # # begin # complex_operation_that_internally_calls_save! @@ -12,33 +13,39 @@ module ActiveRecord class RecordInvalid < ActiveRecordError attr_reader :record - def initialize(record) - @record = record - errors = @record.errors.full_messages.join(", ") - super(I18n.t(:"#{@record.class.i18n_scope}.errors.messages.record_invalid", :errors => errors, :default => :"errors.messages.record_invalid")) + def initialize(record = nil) + if record + @record = record + errors = @record.errors.full_messages.join(", ") + message = I18n.t(:"#{@record.class.i18n_scope}.errors.messages.record_invalid", errors: errors, default: :"errors.messages.record_invalid") + else + message = "Record invalid" + end + + super(message) end end - # = Active Record Validations + # = Active Record \Validations # - # Active Record includes the majority of its validations from <tt>ActiveModel::Validations</tt> + # Active Record includes the majority of its validations from ActiveModel::Validations # all of which accept the <tt>:on</tt> argument to define the context where the # validations are active. Active Record will always supply either the context of # <tt>:create</tt> or <tt>:update</tt> dependent on whether the model is a - # <tt>new_record?</tt>. + # {new_record?}[rdoc-ref:Persistence#new_record?]. module Validations extend ActiveSupport::Concern include ActiveModel::Validations # The validation process on save can be skipped by passing <tt>validate: false</tt>. - # The regular Base#save method is replaced with this when the validations - # module is mixed in, which it is by default. + # The regular {ActiveRecord::Base#save}[rdoc-ref:Persistence#save] method is replaced + # with this when the validations module is mixed in, which it is by default. def save(options={}) perform_validations(options) ? super : false end - # Attempts to save the record just like Base#save but will raise a +RecordInvalid+ - # exception instead of returning +false+ if the record is not valid. + # Attempts to save the record just like {ActiveRecord::Base#save}[rdoc-ref:Base#save] but + # will raise a ActiveRecord::RecordInvalid exception instead of returning +false+ if the record is not valid. def save!(options={}) perform_validations(options) ? super : raise_validation_error end @@ -46,15 +53,15 @@ module ActiveRecord # Runs all the validations within the specified context. Returns +true+ if # no errors are found, +false+ otherwise. # - # Aliased as validate. + # Aliased as #validate. # # If the argument is +false+ (default is +nil+), the context is set to <tt>:create</tt> if - # <tt>new_record?</tt> is +true+, and to <tt>:update</tt> if it is not. + # {new_record?}[rdoc-ref:Persistence#new_record?] is +true+, and to <tt>:update</tt> if it is not. # - # Validations with no <tt>:on</tt> option will run no matter the context. Validations with + # \Validations with no <tt>:on</tt> option will run no matter the context. \Validations with # some <tt>:on</tt> option will only run in the specified context. def valid?(context = nil) - context ||= (new_record? ? :create : :update) + context ||= default_validation_context output = super(context) errors.empty? && output end @@ -63,6 +70,10 @@ module ActiveRecord protected + def default_validation_context + new_record? ? :create : :update + end + def raise_validation_error raise(RecordInvalid.new(self)) end @@ -76,4 +87,5 @@ end require "active_record/validations/associated" require "active_record/validations/uniqueness" require "active_record/validations/presence" +require "active_record/validations/absence" require "active_record/validations/length" diff --git a/activerecord/lib/active_record/validations/absence.rb b/activerecord/lib/active_record/validations/absence.rb new file mode 100644 index 0000000000..2e19e6dc5c --- /dev/null +++ b/activerecord/lib/active_record/validations/absence.rb @@ -0,0 +1,24 @@ +module ActiveRecord + module Validations + class AbsenceValidator < ActiveModel::Validations::AbsenceValidator # :nodoc: + def validate_each(record, attribute, association_or_value) + return unless should_validate?(record) + if record.class._reflect_on_association(attribute) + association_or_value = Array.wrap(association_or_value).reject(&:marked_for_destruction?) + end + super + end + end + + module ClassMethods + # Validates that the specified attributes are not present (as defined by + # Object#present?). If the attribute is an association, the associated object + # is considered absent if it was marked for destruction. + # + # See ActiveModel::Validations::HelperMethods.validates_absence_of for more information. + def validates_absence_of(*attr_names) + validates_with AbsenceValidator, _merge_attributes(attr_names) + end + end + end +end diff --git a/activerecord/lib/active_record/validations/associated.rb b/activerecord/lib/active_record/validations/associated.rb index 47ccef31a5..b14db85167 100644 --- a/activerecord/lib/active_record/validations/associated.rb +++ b/activerecord/lib/active_record/validations/associated.rb @@ -2,10 +2,16 @@ module ActiveRecord module Validations class AssociatedValidator < ActiveModel::EachValidator #:nodoc: def validate_each(record, attribute, value) - if Array.wrap(value).reject {|r| r.marked_for_destruction? || r.valid?}.any? - record.errors.add(attribute, :invalid, options.merge(:value => value)) + if Array(value).reject { |r| valid_object?(r) }.any? + record.errors.add(attribute, :invalid, options.merge(value: value)) end end + + private + + def valid_object?(record) + (record.respond_to?(:marked_for_destruction?) && record.marked_for_destruction?) || record.valid? + end end module ClassMethods @@ -24,7 +30,8 @@ module ActiveRecord # # NOTE: This validation will not fail if the association hasn't been # assigned. If you want to ensure that the association is both present and - # guaranteed to be valid, you also need to use +validates_presence_of+. + # guaranteed to be valid, you also need to use + # {validates_presence_of}[rdoc-ref:Validations::ClassMethods#validates_presence_of]. # # Configuration options: # diff --git a/activerecord/lib/active_record/validations/length.rb b/activerecord/lib/active_record/validations/length.rb index 5991fbad8e..69e048eef1 100644 --- a/activerecord/lib/active_record/validations/length.rb +++ b/activerecord/lib/active_record/validations/length.rb @@ -22,7 +22,10 @@ module ActiveRecord end module ClassMethods - # See <tt>ActiveModel::Validation::LengthValidator</tt> for more information. + # Validates that the specified attributes match the length restrictions supplied. + # If the attribute is an association, records that are marked for destruction are not counted. + # + # See ActiveModel::Validations::HelperMethods.validates_length_of for more information. def validates_length_of(*attr_names) validates_with LengthValidator, _merge_attributes(attr_names) end diff --git a/activerecord/lib/active_record/validations/presence.rb b/activerecord/lib/active_record/validations/presence.rb index a9b791397b..7e85ed43ac 100644 --- a/activerecord/lib/active_record/validations/presence.rb +++ b/activerecord/lib/active_record/validations/presence.rb @@ -1,18 +1,12 @@ module ActiveRecord module Validations class PresenceValidator < ActiveModel::Validations::PresenceValidator # :nodoc: - def validate(record) + def validate_each(record, attribute, association_or_value) return unless should_validate?(record) - super - attributes.each do |attribute| - next unless record.class._reflect_on_association(attribute) - associated_records = Array.wrap(record.send(attribute)) - - # Superclass validates presence. Ensure present records aren't about to be destroyed. - if associated_records.present? && associated_records.all?(&:marked_for_destruction?) - record.errors.add(attribute, :blank, options) - end + if record.class._reflect_on_association(attribute) + association_or_value = Array.wrap(association_or_value).reject(&:marked_for_destruction?) end + super end end @@ -37,7 +31,7 @@ module ActiveRecord # This is due to the way Object#blank? handles boolean values: # <tt>false.blank? # => true</tt>. # - # This validator defers to the ActiveModel validation for presence, adding the + # This validator defers to the Active Model validation for presence, adding the # check to see that an associated object is not marked for destruction. This # prevents the parent object from validating successfully and saving, which then # deletes the associated object, thus putting the parent object into an invalid @@ -45,7 +39,8 @@ module ActiveRecord # # NOTE: This validation will not fail while using it with an association # if the latter was assigned but not valid. If you want to ensure that - # it is both present and valid, you also need to use +validates_associated+. + # it is both present and valid, you also need to use + # {validates_associated}[rdoc-ref:Validations::ClassMethods#validates_associated]. # # Configuration options: # * <tt>:message</tt> - A custom error message (default is: "can't be blank"). @@ -63,7 +58,7 @@ module ActiveRecord # or <tt>unless: Proc.new { |user| user.signup_step <= 2 }</tt>). The method, # proc or string should return or evaluate to a +true+ or +false+ value. # * <tt>:strict</tt> - Specifies whether validation should be strict. - # See <tt>ActiveModel::Validation#validates!</tt> for more information. + # See ActiveModel::Validation#validates! for more information. def validates_presence_of(*attr_names) validates_with PresenceValidator, _merge_attributes(attr_names) end diff --git a/activerecord/lib/active_record/validations/uniqueness.rb b/activerecord/lib/active_record/validations/uniqueness.rb index 5106f4e127..a376e2a17f 100644 --- a/activerecord/lib/active_record/validations/uniqueness.rb +++ b/activerecord/lib/active_record/validations/uniqueness.rb @@ -17,7 +17,13 @@ module ActiveRecord value = map_enum_attribute(finder_class, attribute, value) relation = build_relation(finder_class, table, attribute, value) - relation = relation.where.not(finder_class.primary_key => record.id) if record.persisted? + if record.persisted? && finder_class.primary_key.to_s != attribute.to_s + if finder_class.primary_key + relation = relation.where.not(finder_class.primary_key => record.id) + else + raise UnknownPrimaryKey.new(finder_class, "Can not validate uniqueness for persisted record without primary key.") + end + end relation = scope_relation(record, table, relation) relation = relation.merge(options[:conditions]) if options[:conditions] @@ -67,15 +73,18 @@ module ActiveRecord value = value.to_s[0, column.limit] end - value = Arel::Nodes::Quoted.new(value) - comparison = if !options[:case_sensitive] && !value.nil? # will use SQL LOWER function before comparison, unless it detects a case insensitive collation klass.connection.case_insensitive_comparison(table, attribute, column, value) else klass.connection.case_sensitive_comparison(table, attribute, column, value) end - klass.unscoped.where(comparison) + if value.nil? + klass.unscoped.where(comparison) + else + bind = Relation::QueryAttribute.new(attribute.to_s, value, Type::Value.new) + klass.unscoped.where(comparison, bind) + end rescue RangeError klass.none end @@ -166,7 +175,8 @@ module ActiveRecord # # === Concurrency and integrity # - # Using this validation method in conjunction with ActiveRecord::Base#save + # Using this validation method in conjunction with + # {ActiveRecord::Base#save}[rdoc-ref:Persistence#save] # does not guarantee the absence of duplicate record insertions, because # uniqueness checks on the application level are inherently prone to race # conditions. For example, suppose that two users try to post a Comment at @@ -203,12 +213,12 @@ module ActiveRecord # This could even happen if you use transactions with the 'serializable' # isolation level. The best way to work around this problem is to add a unique # index to the database table using - # ActiveRecord::ConnectionAdapters::SchemaStatements#add_index. In the - # rare case that a race condition occurs, the database will guarantee + # {connection.add_index}[rdoc-ref:ConnectionAdapters::SchemaStatements#add_index]. + # In the rare case that a race condition occurs, the database will guarantee # the field's uniqueness. # # When the database catches such a duplicate insertion, - # ActiveRecord::Base#save will raise an ActiveRecord::StatementInvalid + # {ActiveRecord::Base#save}[rdoc-ref:Persistence#save] will raise an ActiveRecord::StatementInvalid # exception. You can either choose to let this error propagate (which # will result in the default Rails exception page being shown), or you # can catch it and restart the transaction (e.g. by telling the user @@ -224,7 +234,6 @@ module ActiveRecord # # The following bundled adapters throw the ActiveRecord::RecordNotUnique exception: # - # * ActiveRecord::ConnectionAdapters::MysqlAdapter. # * ActiveRecord::ConnectionAdapters::Mysql2Adapter. # * ActiveRecord::ConnectionAdapters::SQLite3Adapter. # * ActiveRecord::ConnectionAdapters::PostgreSQLAdapter. diff --git a/activerecord/lib/rails/generators/active_record/migration.rb b/activerecord/lib/rails/generators/active_record/migration.rb index b7418cf42f..c2b2209638 100644 --- a/activerecord/lib/rails/generators/active_record/migration.rb +++ b/activerecord/lib/rails/generators/active_record/migration.rb @@ -13,6 +13,13 @@ module ActiveRecord ActiveRecord::Migration.next_migration_number(next_migration_number) end end + + private + + def primary_key_type + key_type = options[:primary_key_type] + ", id: :#{key_type}" if key_type + end end end end diff --git a/activerecord/lib/rails/generators/active_record/migration/migration_generator.rb b/activerecord/lib/rails/generators/active_record/migration/migration_generator.rb index 0d57de4d65..4e5872b585 100644 --- a/activerecord/lib/rails/generators/active_record/migration/migration_generator.rb +++ b/activerecord/lib/rails/generators/active_record/migration/migration_generator.rb @@ -5,6 +5,8 @@ module ActiveRecord class MigrationGenerator < Base # :nodoc: argument :attributes, :type => :array, :default => [], :banner => "field[:type][:index] field[:type][:index]" + class_option :primary_key_type, type: :string, desc: "The type for primary key" + def create_migration_file set_local_assigns! validate_file_name! diff --git a/activerecord/lib/rails/generators/active_record/migration/templates/create_table_migration.rb b/activerecord/lib/rails/generators/active_record/migration/templates/create_table_migration.rb index 5b3e57dcf6..5f7201cfe1 100644 --- a/activerecord/lib/rails/generators/active_record/migration/templates/create_table_migration.rb +++ b/activerecord/lib/rails/generators/active_record/migration/templates/create_table_migration.rb @@ -1,6 +1,6 @@ -class <%= migration_class_name %> < ActiveRecord::Migration +class <%= migration_class_name %> < ActiveRecord::Migration[<%= ActiveRecord::Migration.current_version %>] def change - create_table :<%= table_name %> do |t| + create_table :<%= table_name %><%= primary_key_type %> do |t| <% attributes.each do |attribute| -%> <% if attribute.password_digest? -%> t.string :password_digest<%= attribute.inject_options %> diff --git a/activerecord/lib/rails/generators/active_record/migration/templates/migration.rb b/activerecord/lib/rails/generators/active_record/migration/templates/migration.rb index 23a377db6a..107f107dc4 100644 --- a/activerecord/lib/rails/generators/active_record/migration/templates/migration.rb +++ b/activerecord/lib/rails/generators/active_record/migration/templates/migration.rb @@ -1,4 +1,4 @@ -class <%= migration_class_name %> < ActiveRecord::Migration +class <%= migration_class_name %> < ActiveRecord::Migration[<%= ActiveRecord::Migration.current_version %>] <%- if migration_action == 'add' -%> def change <% attributes.each do |attribute| -%> diff --git a/activerecord/lib/rails/generators/active_record/model/model_generator.rb b/activerecord/lib/rails/generators/active_record/model/model_generator.rb index 7e8d68ce69..7395839fca 100644 --- a/activerecord/lib/rails/generators/active_record/model/model_generator.rb +++ b/activerecord/lib/rails/generators/active_record/model/model_generator.rb @@ -7,14 +7,13 @@ module ActiveRecord check_class_collision - class_option :migration, :type => :boolean - class_option :timestamps, :type => :boolean - class_option :parent, :type => :string, :desc => "The parent class for the generated model" - class_option :indexes, :type => :boolean, :default => true, :desc => "Add indexes for references and belongs_to columns" + class_option :migration, type: :boolean + class_option :timestamps, type: :boolean + class_option :parent, type: :string, desc: "The parent class for the generated model" + class_option :indexes, type: :boolean, default: true, desc: "Add indexes for references and belongs_to columns" + class_option :primary_key_type, type: :string, desc: "The type for primary key" - # creates the migration file for the model. - def create_migration_file return unless options[:migration] && options[:parent].nil? attributes.each { |a| a.attr_options.delete(:index) if a.reference? && !a.has_index? } if options[:indexes] == false @@ -30,23 +29,36 @@ module ActiveRecord template 'module.rb', File.join('app/models', "#{class_path.join('/')}.rb") if behavior == :invoke end - def attributes_with_index - attributes.select { |a| !a.reference? && a.has_index? } - end - - def accessible_attributes - attributes.reject(&:reference?) - end - hook_for :test_framework protected + def attributes_with_index + attributes.select { |a| !a.reference? && a.has_index? } + end + # Used by the migration template to determine the parent name of the model def parent_class_name - options[:parent] || "ActiveRecord::Base" + options[:parent] || determine_default_parent_class end + def determine_default_parent_class + application_record = nil + + in_root do + application_record = if mountable_engine? + File.exist?("app/models/#{namespaced_path}/application_record.rb") + else + File.exist?('app/models/application_record.rb') + end + end + + if application_record + "ApplicationRecord" + else + "ActiveRecord::Base" + end + end end end end diff --git a/activerecord/test/active_record/connection_adapters/fake_adapter.rb b/activerecord/test/active_record/connection_adapters/fake_adapter.rb index 49a68fb94c..43c817e057 100644 --- a/activerecord/test/active_record/connection_adapters/fake_adapter.rb +++ b/activerecord/test/active_record/connection_adapters/fake_adapter.rb @@ -7,7 +7,7 @@ module ActiveRecord module ConnectionAdapters class FakeAdapter < AbstractAdapter - attr_accessor :tables, :primary_keys + attr_accessor :data_sources, :primary_keys @columns = Hash.new { |h,k| h[k] = [] } class << self @@ -16,7 +16,7 @@ module ActiveRecord def initialize(connection, logger) super - @tables = [] + @data_sources = [] @primary_keys = {} @columns = self.class.columns end @@ -37,7 +37,7 @@ module ActiveRecord @columns[table_name] end - def table_exists?(*) + def data_source_exists?(*) true end diff --git a/activerecord/test/cases/adapter_test.rb b/activerecord/test/cases/adapter_test.rb index 1712ff0ac6..0ee147cdba 100644 --- a/activerecord/test/cases/adapter_test.rb +++ b/activerecord/test/cases/adapter_test.rb @@ -23,7 +23,8 @@ module ActiveRecord end def test_tables - tables = @connection.tables + tables = nil + ActiveSupport::Deprecation.silence { tables = @connection.tables } assert tables.include?("accounts") assert tables.include?("authors") assert tables.include?("tasks") @@ -31,9 +32,30 @@ module ActiveRecord end def test_table_exists? - assert @connection.table_exists?("accounts") - assert !@connection.table_exists?("nonexistingtable") - assert !@connection.table_exists?(nil) + ActiveSupport::Deprecation.silence do + assert @connection.table_exists?("accounts") + assert !@connection.table_exists?("nonexistingtable") + assert !@connection.table_exists?(nil) + end + end + + def test_table_exists_checking_both_tables_and_views_is_deprecated + assert_deprecated { @connection.table_exists?("accounts") } + end + + def test_data_sources + data_sources = @connection.data_sources + assert data_sources.include?("accounts") + assert data_sources.include?("authors") + assert data_sources.include?("tasks") + assert data_sources.include?("topics") + end + + def test_data_source_exists? + assert @connection.data_source_exists?("accounts") + assert @connection.data_source_exists?(:accounts) + assert_not @connection.data_source_exists?("nonexistingtable") + assert_not @connection.data_source_exists?(nil) end def test_indexes @@ -63,7 +85,7 @@ module ActiveRecord end end - if current_adapter?(:MysqlAdapter) + if current_adapter?(:Mysql2Adapter) def test_charset assert_not_nil @connection.charset assert_not_equal 'character_set_database', @connection.charset @@ -136,14 +158,16 @@ module ActiveRecord def test_uniqueness_violations_are_translated_to_specific_exception @connection.execute "INSERT INTO subscribers(nick) VALUES('me')" - assert_raises(ActiveRecord::RecordNotUnique) do + error = assert_raises(ActiveRecord::RecordNotUnique) do @connection.execute "INSERT INTO subscribers(nick) VALUES('me')" end + + assert_not_nil error.cause end unless current_adapter?(:SQLite3Adapter) def test_foreign_key_violations_are_translated_to_specific_exception - assert_raises(ActiveRecord::InvalidForeignKey) do + error = assert_raises(ActiveRecord::InvalidForeignKey) do # Oracle adapter uses prefetched primary key values from sequence and passes them to connection adapter insert method if @connection.prefetch_primary_key? id_value = @connection.next_sequence_value(@connection.default_sequence_name("fk_test_has_fk", "id")) @@ -152,6 +176,8 @@ module ActiveRecord @connection.execute "INSERT INTO fk_test_has_fk (fk_id) VALUES (0)" end end + + assert_not_nil error.cause end def test_foreign_key_violations_are_translated_to_specific_exception_with_validate_false @@ -159,11 +185,13 @@ module ActiveRecord self.table_name = 'fk_test_has_fk' end - assert_raises(ActiveRecord::InvalidForeignKey) do + error = assert_raises(ActiveRecord::InvalidForeignKey) do has_fk = klass_has_fk.new has_fk.fk_id = 1231231231 has_fk.save(validate: false) end + + assert_not_nil error.cause end end @@ -216,13 +244,25 @@ module ActiveRecord unless current_adapter?(:PostgreSQLAdapter) def test_log_invalid_encoding - assert_raise ActiveRecord::StatementInvalid do + error = assert_raise ActiveRecord::StatementInvalid do @connection.send :log, "SELECT 'Ñ‹' FROM DUAL" do raise 'Ñ‹'.force_encoding(Encoding::ASCII_8BIT) end end + + assert_not_nil error.cause + end + end + + if current_adapter?(:Mysql2Adapter, :SQLite3Adapter) + def test_tables_returning_both_tables_and_views_is_deprecated + assert_deprecated { @connection.tables } end end + + def test_passing_arguments_to_tables_is_deprecated + assert_deprecated { @connection.tables(:books) } + end end class AdapterTestWithoutTransaction < ActiveRecord::TestCase diff --git a/activerecord/test/cases/adapters/mysql/active_schema_test.rb b/activerecord/test/cases/adapters/mysql/active_schema_test.rb deleted file mode 100644 index 57eb5d0e18..0000000000 --- a/activerecord/test/cases/adapters/mysql/active_schema_test.rb +++ /dev/null @@ -1,192 +0,0 @@ -require "cases/helper" -require 'support/connection_helper' - -class ActiveSchemaTest < ActiveRecord::TestCase - include ConnectionHelper - - def setup - ActiveRecord::Base.connection.singleton_class.class_eval do - alias_method :execute_without_stub, :execute - def execute(sql, name = nil) return sql end - end - end - - teardown do - reset_connection - end - - def test_add_index - # add_index calls table_exists? and index_name_exists? which can't work since execute is stubbed - def (ActiveRecord::Base.connection).table_exists?(*); true; end - def (ActiveRecord::Base.connection).index_name_exists?(*); false; end - - expected = "CREATE INDEX `index_people_on_last_name` ON `people` (`last_name`) " - assert_equal expected, add_index(:people, :last_name, :length => nil) - - expected = "CREATE INDEX `index_people_on_last_name` ON `people` (`last_name`(10)) " - assert_equal expected, add_index(:people, :last_name, :length => 10) - - expected = "CREATE INDEX `index_people_on_last_name_and_first_name` ON `people` (`last_name`(15), `first_name`(15)) " - assert_equal expected, add_index(:people, [:last_name, :first_name], :length => 15) - - expected = "CREATE INDEX `index_people_on_last_name_and_first_name` ON `people` (`last_name`(15), `first_name`) " - assert_equal expected, add_index(:people, [:last_name, :first_name], :length => {:last_name => 15}) - - expected = "CREATE INDEX `index_people_on_last_name_and_first_name` ON `people` (`last_name`(15), `first_name`(10)) " - assert_equal expected, add_index(:people, [:last_name, :first_name], :length => {:last_name => 15, :first_name => 10}) - - %w(SPATIAL FULLTEXT UNIQUE).each do |type| - expected = "CREATE #{type} INDEX `index_people_on_last_name` ON `people` (`last_name`) " - assert_equal expected, add_index(:people, :last_name, :type => type) - end - - %w(btree hash).each do |using| - expected = "CREATE INDEX `index_people_on_last_name` USING #{using} ON `people` (`last_name`) " - assert_equal expected, add_index(:people, :last_name, :using => using) - end - - expected = "CREATE INDEX `index_people_on_last_name` USING btree ON `people` (`last_name`(10)) " - assert_equal expected, add_index(:people, :last_name, :length => 10, :using => :btree) - - expected = "CREATE INDEX `index_people_on_last_name` USING btree ON `people` (`last_name`(10)) ALGORITHM = COPY" - assert_equal expected, add_index(:people, :last_name, :length => 10, using: :btree, algorithm: :copy) - - assert_raise ArgumentError do - add_index(:people, :last_name, algorithm: :coyp) - end - - expected = "CREATE INDEX `index_people_on_last_name_and_first_name` USING btree ON `people` (`last_name`(15), `first_name`(15)) " - assert_equal expected, add_index(:people, [:last_name, :first_name], :length => 15, :using => :btree) - end - - def test_index_in_create - def (ActiveRecord::Base.connection).table_exists?(*); false; end - - %w(SPATIAL FULLTEXT UNIQUE).each do |type| - expected = "CREATE TABLE `people` (#{type} INDEX `index_people_on_last_name` (`last_name`) ) ENGINE=InnoDB" - actual = ActiveRecord::Base.connection.create_table(:people, id: false) do |t| - t.index :last_name, type: type - end - assert_equal expected, actual - end - - expected = "CREATE TABLE `people` ( INDEX `index_people_on_last_name` USING btree (`last_name`(10)) ) ENGINE=InnoDB" - actual = ActiveRecord::Base.connection.create_table(:people, id: false) do |t| - t.index :last_name, length: 10, using: :btree - end - assert_equal expected, actual - end - - def test_index_in_bulk_change - def (ActiveRecord::Base.connection).table_exists?(*); true; end - def (ActiveRecord::Base.connection).index_name_exists?(*); false; end - - %w(SPATIAL FULLTEXT UNIQUE).each do |type| - expected = "ALTER TABLE `people` ADD #{type} INDEX `index_people_on_last_name` (`last_name`)" - actual = ActiveRecord::Base.connection.change_table(:people, bulk: true) do |t| - t.index :last_name, type: type - end - assert_equal expected, actual - end - - expected = "ALTER TABLE `peaple` ADD INDEX `index_peaple_on_last_name` USING btree (`last_name`(10)), ALGORITHM = COPY" - actual = ActiveRecord::Base.connection.change_table(:peaple, bulk: true) do |t| - t.index :last_name, length: 10, using: :btree, algorithm: :copy - end - assert_equal expected, actual - end - - def test_drop_table - assert_equal "DROP TABLE `people`", drop_table(:people) - end - - if current_adapter?(:MysqlAdapter, :Mysql2Adapter) - def test_create_mysql_database_with_encoding - assert_equal "CREATE DATABASE `matt` DEFAULT CHARACTER SET `utf8`", create_database(:matt) - assert_equal "CREATE DATABASE `aimonetti` DEFAULT CHARACTER SET `latin1`", create_database(:aimonetti, {:charset => 'latin1'}) - assert_equal "CREATE DATABASE `matt_aimonetti` DEFAULT CHARACTER SET `big5` COLLATE `big5_chinese_ci`", create_database(:matt_aimonetti, {:charset => :big5, :collation => :big5_chinese_ci}) - end - - def test_recreate_mysql_database_with_encoding - create_database(:luca, {:charset => 'latin1'}) - assert_equal "CREATE DATABASE `luca` DEFAULT CHARACTER SET `latin1`", recreate_database(:luca, {:charset => 'latin1'}) - end - end - - def test_add_column - assert_equal "ALTER TABLE `people` ADD `last_name` varchar(255)", add_column(:people, :last_name, :string) - end - - def test_add_column_with_limit - assert_equal "ALTER TABLE `people` ADD `key` varchar(32)", add_column(:people, :key, :string, :limit => 32) - end - - def test_drop_table_with_specific_database - assert_equal "DROP TABLE `otherdb`.`people`", drop_table('otherdb.people') - end - - def test_add_timestamps - with_real_execute do - begin - ActiveRecord::Base.connection.create_table :delete_me - ActiveRecord::Base.connection.add_timestamps :delete_me, null: true - assert column_present?('delete_me', 'updated_at', 'datetime') - assert column_present?('delete_me', 'created_at', 'datetime') - ensure - ActiveRecord::Base.connection.drop_table :delete_me rescue nil - end - end - end - - def test_remove_timestamps - with_real_execute do - begin - ActiveRecord::Base.connection.create_table :delete_me do |t| - t.timestamps null: true - end - ActiveRecord::Base.connection.remove_timestamps :delete_me, { null: true } - assert !column_present?('delete_me', 'updated_at', 'datetime') - assert !column_present?('delete_me', 'created_at', 'datetime') - ensure - ActiveRecord::Base.connection.drop_table :delete_me rescue nil - end - end - end - - def test_indexes_in_create - ActiveRecord::Base.connection.stubs(:table_exists?).with(:temp).returns(false) - ActiveRecord::Base.connection.stubs(:index_name_exists?).with(:index_temp_on_zip).returns(false) - - expected = "CREATE TEMPORARY TABLE `temp` ( INDEX `index_temp_on_zip` (`zip`) ) ENGINE=InnoDB AS SELECT id, name, zip FROM a_really_complicated_query" - actual = ActiveRecord::Base.connection.create_table(:temp, temporary: true, as: "SELECT id, name, zip FROM a_really_complicated_query") do |t| - t.index :zip - end - - assert_equal expected, actual - end - - private - def with_real_execute - ActiveRecord::Base.connection.singleton_class.class_eval do - alias_method :execute_with_stub, :execute - remove_method :execute - alias_method :execute, :execute_without_stub - end - - yield - ensure - ActiveRecord::Base.connection.singleton_class.class_eval do - remove_method :execute - alias_method :execute, :execute_with_stub - end - end - - def method_missing(method_symbol, *arguments) - ActiveRecord::Base.connection.send(method_symbol, *arguments) - end - - def column_present?(table_name, column_name, type) - results = ActiveRecord::Base.connection.select_all("SHOW FIELDS FROM #{table_name} LIKE '#{column_name}'") - results.first && results.first['Type'] == type - end -end diff --git a/activerecord/test/cases/adapters/mysql/case_sensitivity_test.rb b/activerecord/test/cases/adapters/mysql/case_sensitivity_test.rb deleted file mode 100644 index 345122b1ad..0000000000 --- a/activerecord/test/cases/adapters/mysql/case_sensitivity_test.rb +++ /dev/null @@ -1,54 +0,0 @@ -require "cases/helper" - -class MysqlCaseSensitivityTest < ActiveRecord::TestCase - class CollationTest < ActiveRecord::Base - end - - repair_validations(CollationTest) - - def test_columns_include_collation_different_from_table - assert_equal 'utf8_bin', CollationTest.columns_hash['string_cs_column'].collation - assert_equal 'utf8_general_ci', CollationTest.columns_hash['string_ci_column'].collation - end - - def test_case_sensitive - assert !CollationTest.columns_hash['string_ci_column'].case_sensitive? - assert CollationTest.columns_hash['string_cs_column'].case_sensitive? - end - - def test_case_insensitive_comparison_for_ci_column - CollationTest.validates_uniqueness_of(:string_ci_column, :case_sensitive => false) - CollationTest.create!(:string_ci_column => 'A') - invalid = CollationTest.new(:string_ci_column => 'a') - queries = assert_sql { invalid.save } - ci_uniqueness_query = queries.detect { |q| q.match(/string_ci_column/) } - assert_no_match(/lower/i, ci_uniqueness_query) - end - - def test_case_insensitive_comparison_for_cs_column - CollationTest.validates_uniqueness_of(:string_cs_column, :case_sensitive => false) - CollationTest.create!(:string_cs_column => 'A') - invalid = CollationTest.new(:string_cs_column => 'a') - queries = assert_sql { invalid.save } - cs_uniqueness_query = queries.detect { |q| q.match(/string_cs_column/) } - assert_match(/lower/i, cs_uniqueness_query) - end - - def test_case_sensitive_comparison_for_ci_column - CollationTest.validates_uniqueness_of(:string_ci_column, :case_sensitive => true) - CollationTest.create!(:string_ci_column => 'A') - invalid = CollationTest.new(:string_ci_column => 'A') - queries = assert_sql { invalid.save } - ci_uniqueness_query = queries.detect { |q| q.match(/string_ci_column/) } - assert_match(/binary/i, ci_uniqueness_query) - end - - def test_case_sensitive_comparison_for_cs_column - CollationTest.validates_uniqueness_of(:string_cs_column, :case_sensitive => true) - CollationTest.create!(:string_cs_column => 'A') - invalid = CollationTest.new(:string_cs_column => 'A') - queries = assert_sql { invalid.save } - cs_uniqueness_query = queries.detect { |q| q.match(/string_cs_column/) } - assert_no_match(/binary/i, cs_uniqueness_query) - end -end diff --git a/activerecord/test/cases/adapters/mysql/charset_collation_test.rb b/activerecord/test/cases/adapters/mysql/charset_collation_test.rb deleted file mode 100644 index c8dd49d00a..0000000000 --- a/activerecord/test/cases/adapters/mysql/charset_collation_test.rb +++ /dev/null @@ -1,54 +0,0 @@ -require "cases/helper" -require 'support/schema_dumping_helper' - -class CharsetCollationTest < ActiveRecord::TestCase - include SchemaDumpingHelper - self.use_transactional_tests = false - - setup do - @connection = ActiveRecord::Base.connection - @connection.create_table :charset_collations, force: true do |t| - t.string :string_ascii_bin, charset: 'ascii', collation: 'ascii_bin' - t.text :text_ucs2_unicode_ci, charset: 'ucs2', collation: 'ucs2_unicode_ci' - end - end - - teardown do - @connection.drop_table :charset_collations, if_exists: true - end - - test "string column with charset and collation" do - column = @connection.columns(:charset_collations).find { |c| c.name == 'string_ascii_bin' } - assert_equal :string, column.type - assert_equal 'ascii_bin', column.collation - end - - test "text column with charset and collation" do - column = @connection.columns(:charset_collations).find { |c| c.name == 'text_ucs2_unicode_ci' } - assert_equal :text, column.type - assert_equal 'ucs2_unicode_ci', column.collation - end - - test "add column with charset and collation" do - @connection.add_column :charset_collations, :title, :string, charset: 'utf8', collation: 'utf8_bin' - - column = @connection.columns(:charset_collations).find { |c| c.name == 'title' } - assert_equal :string, column.type - assert_equal 'utf8_bin', column.collation - end - - test "change column with charset and collation" do - @connection.add_column :charset_collations, :description, :string, charset: 'utf8', collation: 'utf8_unicode_ci' - @connection.change_column :charset_collations, :description, :text, charset: 'utf8', collation: 'utf8_general_ci' - - column = @connection.columns(:charset_collations).find { |c| c.name == 'description' } - assert_equal :text, column.type - assert_equal 'utf8_general_ci', column.collation - end - - test "schema dump includes collation" do - output = dump_table_schema("charset_collations") - assert_match %r{t.string\s+"string_ascii_bin",\s+limit: 255,\s+collation: "ascii_bin"$}, output - assert_match %r{t.text\s+"text_ucs2_unicode_ci",\s+limit: 65535,\s+collation: "ucs2_unicode_ci"$}, output - end -end diff --git a/activerecord/test/cases/adapters/mysql/connection_test.rb b/activerecord/test/cases/adapters/mysql/connection_test.rb deleted file mode 100644 index 4762ef43b5..0000000000 --- a/activerecord/test/cases/adapters/mysql/connection_test.rb +++ /dev/null @@ -1,182 +0,0 @@ -require "cases/helper" -require 'support/connection_helper' -require 'support/ddl_helper' - -class MysqlConnectionTest < ActiveRecord::TestCase - include ConnectionHelper - include DdlHelper - - class Klass < ActiveRecord::Base - end - - def setup - super - @connection = ActiveRecord::Base.connection - end - - def test_mysql_reconnect_attribute_after_connection_with_reconnect_true - run_without_connection do |orig_connection| - ActiveRecord::Base.establish_connection(orig_connection.merge({:reconnect => true})) - assert ActiveRecord::Base.connection.raw_connection.reconnect - end - end - - unless ARTest.connection_config['arunit']['socket'] - def test_connect_with_url - run_without_connection do - ar_config = ARTest.connection_config['arunit'] - - url = "mysql://#{ar_config["username"]}@localhost/#{ar_config["database"]}" - Klass.establish_connection(url) - assert_equal ar_config['database'], Klass.connection.current_database - end - end - end - - def test_mysql_reconnect_attribute_after_connection_with_reconnect_false - run_without_connection do |orig_connection| - ActiveRecord::Base.establish_connection(orig_connection.merge({:reconnect => false})) - assert !ActiveRecord::Base.connection.raw_connection.reconnect - end - end - - def test_no_automatic_reconnection_after_timeout - assert @connection.active? - @connection.update('set @@wait_timeout=1') - sleep 2 - assert !@connection.active? - - # Repair all fixture connections so other tests won't break. - @fixture_connections.each(&:verify!) - end - - def test_successful_reconnection_after_timeout_with_manual_reconnect - assert @connection.active? - @connection.update('set @@wait_timeout=1') - sleep 2 - @connection.reconnect! - assert @connection.active? - end - - def test_successful_reconnection_after_timeout_with_verify - assert @connection.active? - @connection.update('set @@wait_timeout=1') - sleep 2 - @connection.verify! - assert @connection.active? - end - - def test_bind_value_substitute - bind_param = @connection.substitute_at('foo') - assert_equal Arel.sql('?'), bind_param.to_sql - end - - def test_exec_no_binds - with_example_table do - result = @connection.exec_query('SELECT id, data FROM ex') - assert_equal 0, result.rows.length - assert_equal 2, result.columns.length - assert_equal %w{ id data }, result.columns - - @connection.exec_query('INSERT INTO ex (id, data) VALUES (1, "foo")') - - # if there are no bind parameters, it will return a string (due to - # the libmysql api) - result = @connection.exec_query('SELECT id, data FROM ex') - assert_equal 1, result.rows.length - assert_equal 2, result.columns.length - - assert_equal [['1', 'foo']], result.rows - end - end - - def test_exec_with_binds - with_example_table do - @connection.exec_query('INSERT INTO ex (id, data) VALUES (1, "foo")') - result = @connection.exec_query( - 'SELECT id, data FROM ex WHERE id = ?', nil, [ActiveRecord::Relation::QueryAttribute.new("id", 1, ActiveRecord::Type::Value.new)]) - - assert_equal 1, result.rows.length - assert_equal 2, result.columns.length - - assert_equal [[1, 'foo']], result.rows - end - end - - def test_exec_typecasts_bind_vals - with_example_table do - @connection.exec_query('INSERT INTO ex (id, data) VALUES (1, "foo")') - bind = ActiveRecord::Relation::QueryAttribute.new("id", "1-fuu", ActiveRecord::Type::Integer.new) - - result = @connection.exec_query( - 'SELECT id, data FROM ex WHERE id = ?', nil, [bind]) - - assert_equal 1, result.rows.length - assert_equal 2, result.columns.length - - assert_equal [[1, 'foo']], result.rows - end - end - - # Test that MySQL allows multiple results for stored procedures - if defined?(Mysql) && Mysql.const_defined?(:CLIENT_MULTI_RESULTS) - def test_multi_results - rows = ActiveRecord::Base.connection.select_rows('CALL ten();') - assert_equal 10, rows[0][0].to_i, "ten() did not return 10 as expected: #{rows.inspect}" - assert @connection.active?, "Bad connection use by 'MysqlAdapter.select_rows'" - end - end - - def test_mysql_connection_collation_is_configured - assert_equal 'utf8_unicode_ci', @connection.show_variable('collation_connection') - assert_equal 'utf8_general_ci', ARUnit2Model.connection.show_variable('collation_connection') - end - - def test_mysql_default_in_strict_mode - result = @connection.exec_query "SELECT @@SESSION.sql_mode" - assert_equal [["STRICT_ALL_TABLES"]], result.rows - end - - def test_mysql_strict_mode_disabled - run_without_connection do |orig_connection| - ActiveRecord::Base.establish_connection(orig_connection.merge({:strict => false})) - result = ActiveRecord::Base.connection.exec_query "SELECT @@SESSION.sql_mode" - assert_equal [['']], result.rows - end - end - - def test_mysql_set_session_variable - run_without_connection do |orig_connection| - ActiveRecord::Base.establish_connection(orig_connection.deep_merge({:variables => {:default_week_format => 3}})) - session_mode = ActiveRecord::Base.connection.exec_query "SELECT @@SESSION.DEFAULT_WEEK_FORMAT" - assert_equal 3, session_mode.rows.first.first.to_i - end - end - - def test_mysql_sql_mode_variable_overrides_strict_mode - run_without_connection do |orig_connection| - ActiveRecord::Base.establish_connection(orig_connection.deep_merge(variables: { 'sql_mode' => 'ansi' })) - result = ActiveRecord::Base.connection.exec_query 'SELECT @@SESSION.sql_mode' - assert_not_equal [['STRICT_ALL_TABLES']], result.rows - end - end - - def test_mysql_set_session_variable_to_default - run_without_connection do |orig_connection| - ActiveRecord::Base.establish_connection(orig_connection.deep_merge({:variables => {:default_week_format => :default}})) - global_mode = ActiveRecord::Base.connection.exec_query "SELECT @@GLOBAL.DEFAULT_WEEK_FORMAT" - session_mode = ActiveRecord::Base.connection.exec_query "SELECT @@SESSION.DEFAULT_WEEK_FORMAT" - assert_equal global_mode.rows, session_mode.rows - end - end - - private - - def with_example_table(&block) - definition ||= <<-SQL - `id` int(11) auto_increment PRIMARY KEY, - `data` varchar(255) - SQL - super(@connection, 'ex', definition, &block) - end -end diff --git a/activerecord/test/cases/adapters/mysql/consistency_test.rb b/activerecord/test/cases/adapters/mysql/consistency_test.rb deleted file mode 100644 index ae190b728d..0000000000 --- a/activerecord/test/cases/adapters/mysql/consistency_test.rb +++ /dev/null @@ -1,49 +0,0 @@ -require "cases/helper" - -class MysqlConsistencyTest < ActiveRecord::TestCase - self.use_transactional_tests = false - - class Consistency < ActiveRecord::Base - self.table_name = "mysql_consistency" - end - - setup do - @old_emulate_booleans = ActiveRecord::ConnectionAdapters::MysqlAdapter.emulate_booleans - ActiveRecord::ConnectionAdapters::MysqlAdapter.emulate_booleans = false - - @connection = ActiveRecord::Base.connection - @connection.clear_cache! - @connection.create_table("mysql_consistency") do |t| - t.boolean "a_bool" - t.string "a_string" - end - Consistency.reset_column_information - Consistency.create! - end - - teardown do - ActiveRecord::ConnectionAdapters::MysqlAdapter.emulate_booleans = @old_emulate_booleans - @connection.drop_table "mysql_consistency" - end - - test "boolean columns with random value type cast to 0 when emulate_booleans is false" do - with_new = Consistency.new - with_last = Consistency.last - with_new.a_bool = 'wibble' - with_last.a_bool = 'wibble' - - assert_equal 0, with_new.a_bool - assert_equal 0, with_last.a_bool - end - - test "string columns call #to_s" do - with_new = Consistency.new - with_last = Consistency.last - thing = Object.new - with_new.a_string = thing - with_last.a_string = thing - - assert_equal thing.to_s, with_new.a_string - assert_equal thing.to_s, with_last.a_string - end -end diff --git a/activerecord/test/cases/adapters/mysql/enum_test.rb b/activerecord/test/cases/adapters/mysql/enum_test.rb deleted file mode 100644 index f4e7a3ef0a..0000000000 --- a/activerecord/test/cases/adapters/mysql/enum_test.rb +++ /dev/null @@ -1,10 +0,0 @@ -require "cases/helper" - -class MysqlEnumTest < ActiveRecord::TestCase - class EnumTest < ActiveRecord::Base - end - - def test_enum_limit - assert_equal 6, EnumTest.columns.first.limit - end -end diff --git a/activerecord/test/cases/adapters/mysql/mysql_adapter_test.rb b/activerecord/test/cases/adapters/mysql/mysql_adapter_test.rb deleted file mode 100644 index 48ceef365e..0000000000 --- a/activerecord/test/cases/adapters/mysql/mysql_adapter_test.rb +++ /dev/null @@ -1,152 +0,0 @@ - -require "cases/helper" -require 'support/ddl_helper' - -module ActiveRecord - module ConnectionAdapters - class MysqlAdapterTest < ActiveRecord::TestCase - include DdlHelper - - def setup - @conn = ActiveRecord::Base.connection - end - - def test_bad_connection_mysql - assert_raise ActiveRecord::NoDatabaseError do - configuration = ActiveRecord::Base.configurations['arunit'].merge(database: 'inexistent_activerecord_unittest') - connection = ActiveRecord::Base.mysql_connection(configuration) - connection.drop_table 'ex', if_exists: true - end - end - - def test_valid_column - with_example_table do - column = @conn.columns('ex').find { |col| col.name == 'id' } - assert @conn.valid_type?(column.type) - end - end - - def test_invalid_column - assert_not @conn.valid_type?(:foobar) - end - - def test_client_encoding - assert_equal Encoding::UTF_8, @conn.client_encoding - end - - def test_exec_insert_number - with_example_table do - insert(@conn, 'number' => 10) - - result = @conn.exec_query('SELECT number FROM ex WHERE number = 10') - - assert_equal 1, result.rows.length - # if there are no bind parameters, it will return a string (due to - # the libmysql api) - assert_equal '10', result.rows.last.last - end - end - - def test_exec_insert_string - with_example_table do - str = 'ã„ãŸã ãã¾ã™ï¼' - insert(@conn, 'number' => 10, 'data' => str) - - result = @conn.exec_query('SELECT number, data FROM ex WHERE number = 10') - - value = result.rows.last.last - - # FIXME: this should probably be inside the mysql AR adapter? - value.force_encoding(@conn.client_encoding) - - # The strings in this file are utf-8, so transcode to utf-8 - value.encode!(Encoding::UTF_8) - - assert_equal str, value - end - end - - def test_tables_quoting - @conn.tables(nil, "foo-bar", nil) - flunk - rescue => e - # assertion for *quoted* database properly - assert_match(/database 'foo-bar'/, e.inspect) - end - - def test_pk_and_sequence_for - with_example_table do - pk, seq = @conn.pk_and_sequence_for('ex') - assert_equal 'id', pk - assert_equal @conn.default_sequence_name('ex', 'id'), seq - end - end - - def test_pk_and_sequence_for_with_non_standard_primary_key - with_example_table '`code` INT(11) auto_increment, PRIMARY KEY (`code`)' do - pk, seq = @conn.pk_and_sequence_for('ex') - assert_equal 'code', pk - assert_equal @conn.default_sequence_name('ex', 'code'), seq - end - end - - def test_pk_and_sequence_for_with_custom_index_type_pk - with_example_table '`id` INT(11) auto_increment, PRIMARY KEY USING BTREE (`id`)' do - pk, seq = @conn.pk_and_sequence_for('ex') - assert_equal 'id', pk - assert_equal @conn.default_sequence_name('ex', 'id'), seq - end - end - - def test_composite_primary_key - with_example_table '`id` INT(11), `number` INT(11), foo INT(11), PRIMARY KEY (`id`, `number`)' do - assert_nil @conn.primary_key('ex') - end - end - - def test_tinyint_integer_typecasting - with_example_table '`status` TINYINT(4)' do - insert(@conn, { 'status' => 2 }, 'ex') - - result = @conn.exec_query('SELECT status FROM ex') - - assert_equal 2, result.column_types['status'].deserialize(result.last['status']) - end - end - - def test_supports_extensions - assert_not @conn.supports_extensions?, 'does not support extensions' - end - - def test_respond_to_enable_extension - assert @conn.respond_to?(:enable_extension) - end - - def test_respond_to_disable_extension - assert @conn.respond_to?(:disable_extension) - end - - private - def insert(ctx, data, table='ex') - binds = data.map { |name, value| - Relation::QueryAttribute.new(name, value, Type::Value.new) - } - columns = binds.map(&:name) - - sql = "INSERT INTO #{table} (#{columns.join(", ")}) - VALUES (#{(['?'] * columns.length).join(', ')})" - - ctx.exec_insert(sql, 'SQL', binds) - end - - def with_example_table(definition = nil, &block) - definition ||= <<-SQL - `id` int(11) auto_increment PRIMARY KEY, - `number` integer, - `data` varchar(255) - SQL - super(@conn, 'ex', definition, &block) - end - end - end -end diff --git a/activerecord/test/cases/adapters/mysql/quoting_test.rb b/activerecord/test/cases/adapters/mysql/quoting_test.rb deleted file mode 100644 index a2206153e9..0000000000 --- a/activerecord/test/cases/adapters/mysql/quoting_test.rb +++ /dev/null @@ -1,21 +0,0 @@ -require "cases/helper" - -module ActiveRecord - module ConnectionAdapters - class MysqlAdapter - class QuotingTest < ActiveRecord::TestCase - def setup - @conn = ActiveRecord::Base.connection - end - - def test_type_cast_true - assert_equal 1, @conn.type_cast(true) - end - - def test_type_cast_false - assert_equal 0, @conn.type_cast(false) - end - end - end - end -end diff --git a/activerecord/test/cases/adapters/mysql/reserved_word_test.rb b/activerecord/test/cases/adapters/mysql/reserved_word_test.rb deleted file mode 100644 index ec1c394f40..0000000000 --- a/activerecord/test/cases/adapters/mysql/reserved_word_test.rb +++ /dev/null @@ -1,153 +0,0 @@ -require "cases/helper" - -class Group < ActiveRecord::Base - Group.table_name = 'group' - belongs_to :select - has_one :values -end - -class Select < ActiveRecord::Base - Select.table_name = 'select' - has_many :groups -end - -class Values < ActiveRecord::Base - Values.table_name = 'values' -end - -class Distinct < ActiveRecord::Base - Distinct.table_name = 'distinct' - has_and_belongs_to_many :selects - has_many :values, :through => :groups -end - -# a suite of tests to ensure the ConnectionAdapters#MysqlAdapter can handle tables with -# reserved word names (ie: group, order, values, etc...) -class MysqlReservedWordTest < ActiveRecord::TestCase - def setup - @connection = ActiveRecord::Base.connection - - # we call execute directly here (and do similar below) because ActiveRecord::Base#create_table() - # will fail with these table names if these test cases fail - - create_tables_directly 'group'=>'id int auto_increment primary key, `order` varchar(255), select_id int', - 'select'=>'id int auto_increment primary key', - 'values'=>'id int auto_increment primary key, group_id int', - 'distinct'=>'id int auto_increment primary key', - 'distinct_select'=>'distinct_id int, select_id int' - end - - teardown do - drop_tables_directly ['group', 'select', 'values', 'distinct', 'distinct_select', 'order'] - end - - # create tables with reserved-word names and columns - def test_create_tables - assert_nothing_raised { - @connection.create_table :order do |t| - t.column :group, :string - end - } - end - - # rename tables with reserved-word names - def test_rename_tables - assert_nothing_raised { @connection.rename_table(:group, :order) } - end - - # alter column with a reserved-word name in a table with a reserved-word name - def test_change_columns - assert_nothing_raised { @connection.change_column_default(:group, :order, 'whatever') } - #the quoting here will reveal any double quoting issues in change_column's interaction with the column method in the adapter - assert_nothing_raised { @connection.change_column('group', 'order', :Int, :default => 0) } - assert_nothing_raised { @connection.rename_column(:group, :order, :values) } - end - - # introspect table with reserved word name - def test_introspect - assert_nothing_raised { @connection.columns(:group) } - assert_nothing_raised { @connection.indexes(:group) } - end - - #fixtures - self.use_instantiated_fixtures = true - self.use_transactional_tests = false - - #activerecord model class with reserved-word table name - def test_activerecord_model - create_test_fixtures :select, :distinct, :group, :values, :distinct_select - x = nil - assert_nothing_raised { x = Group.new } - x.order = 'x' - assert_nothing_raised { x.save } - x.order = 'y' - assert_nothing_raised { x.save } - assert_nothing_raised { Group.find_by_order('y') } - assert_nothing_raised { Group.find(1) } - Group.find(1) - end - - # has_one association with reserved-word table name - def test_has_one_associations - create_test_fixtures :select, :distinct, :group, :values, :distinct_select - v = nil - assert_nothing_raised { v = Group.find(1).values } - assert_equal 2, v.id - end - - # belongs_to association with reserved-word table name - def test_belongs_to_associations - create_test_fixtures :select, :distinct, :group, :values, :distinct_select - gs = nil - assert_nothing_raised { gs = Select.find(2).groups } - assert_equal gs.length, 2 - assert(gs.collect(&:id).sort == [2, 3]) - end - - # has_and_belongs_to_many with reserved-word table name - def test_has_and_belongs_to_many - create_test_fixtures :select, :distinct, :group, :values, :distinct_select - s = nil - assert_nothing_raised { s = Distinct.find(1).selects } - assert_equal s.length, 2 - assert(s.collect(&:id).sort == [1, 2]) - end - - # activerecord model introspection with reserved-word table and column names - def test_activerecord_introspection - assert_nothing_raised { Group.table_exists? } - assert_nothing_raised { Group.columns } - end - - # Calculations - def test_calculations_work_with_reserved_words - assert_nothing_raised { Group.count } - end - - def test_associations_work_with_reserved_words - assert_nothing_raised { Select.all.merge!(:includes => [:groups]).to_a } - end - - #the following functions were added to DRY test cases - - private - # custom fixture loader, uses FixtureSet#create_fixtures and appends base_path to the current file's path - def create_test_fixtures(*fixture_names) - ActiveRecord::FixtureSet.create_fixtures(FIXTURES_ROOT + "/reserved_words", fixture_names) - end - - # custom drop table, uses execute on connection to drop a table if it exists. note: escapes table_name - def drop_tables_directly(table_names, connection = @connection) - table_names.each do |name| - connection.drop_table name, if_exists: true - end - end - - # custom create table, uses execute on connection to create a table, note: escapes table_name, does NOT escape columns - def create_tables_directly (tables, connection = @connection) - tables.each do |table_name, column_properties| - connection.execute("CREATE TABLE `#{table_name}` ( #{column_properties} )") - end - end - -end diff --git a/activerecord/test/cases/adapters/mysql/schema_test.rb b/activerecord/test/cases/adapters/mysql/schema_test.rb deleted file mode 100644 index b7f9c2ce84..0000000000 --- a/activerecord/test/cases/adapters/mysql/schema_test.rb +++ /dev/null @@ -1,100 +0,0 @@ -require "cases/helper" -require 'models/post' -require 'models/comment' - -module ActiveRecord - module ConnectionAdapters - class MysqlSchemaTest < ActiveRecord::TestCase - fixtures :posts - - def setup - @connection = ActiveRecord::Base.connection - db = Post.connection_pool.spec.config[:database] - table = Post.table_name - @db_name = db - - @omgpost = Class.new(ActiveRecord::Base) do - self.table_name = "#{db}.#{table}" - def self.name; 'Post'; end - end - - @connection.create_table "mysql_doubles" - end - - teardown do - @connection.drop_table "mysql_doubles", if_exists: true - end - - class MysqlDouble < ActiveRecord::Base - self.table_name = "mysql_doubles" - end - - def test_float_limits - @connection.add_column :mysql_doubles, :float_no_limit, :float - @connection.add_column :mysql_doubles, :float_short, :float, limit: 5 - @connection.add_column :mysql_doubles, :float_long, :float, limit: 53 - - @connection.add_column :mysql_doubles, :float_23, :float, limit: 23 - @connection.add_column :mysql_doubles, :float_24, :float, limit: 24 - @connection.add_column :mysql_doubles, :float_25, :float, limit: 25 - MysqlDouble.reset_column_information - - column_no_limit = MysqlDouble.columns.find { |c| c.name == 'float_no_limit' } - column_short = MysqlDouble.columns.find { |c| c.name == 'float_short' } - column_long = MysqlDouble.columns.find { |c| c.name == 'float_long' } - - column_23 = MysqlDouble.columns.find { |c| c.name == 'float_23' } - column_24 = MysqlDouble.columns.find { |c| c.name == 'float_24' } - column_25 = MysqlDouble.columns.find { |c| c.name == 'float_25' } - - # Mysql floats are precision 0..24, Mysql doubles are precision 25..53 - assert_equal 24, column_no_limit.limit - assert_equal 24, column_short.limit - assert_equal 53, column_long.limit - - assert_equal 24, column_23.limit - assert_equal 24, column_24.limit - assert_equal 53, column_25.limit - end - - def test_schema - assert @omgpost.first - end - - def test_primary_key - assert_equal 'id', @omgpost.primary_key - end - - def test_table_exists? - name = @omgpost.table_name - assert @connection.table_exists?(name), "#{name} table should exist" - end - - def test_table_exists_wrong_schema - assert(!@connection.table_exists?("#{@db_name}.zomg"), "table should not exist") - end - - def test_dump_indexes - index_a_name = 'index_key_tests_on_snack' - index_b_name = 'index_key_tests_on_pizza' - index_c_name = 'index_key_tests_on_awesome' - - table = 'key_tests' - - indexes = @connection.indexes(table).sort_by(&:name) - assert_equal 3,indexes.size - - index_a = indexes.select{|i| i.name == index_a_name}[0] - index_b = indexes.select{|i| i.name == index_b_name}[0] - index_c = indexes.select{|i| i.name == index_c_name}[0] - assert_equal :btree, index_a.using - assert_nil index_a.type - assert_equal :btree, index_b.using - assert_nil index_b.type - - assert_nil index_c.using - assert_equal :fulltext, index_c.type - end - end - end -end diff --git a/activerecord/test/cases/adapters/mysql/sp_test.rb b/activerecord/test/cases/adapters/mysql/sp_test.rb deleted file mode 100644 index 3ca2917ca4..0000000000 --- a/activerecord/test/cases/adapters/mysql/sp_test.rb +++ /dev/null @@ -1,15 +0,0 @@ -require "cases/helper" -require 'models/topic' - -class StoredProcedureTest < ActiveRecord::TestCase - fixtures :topics - - # Test that MySQL allows multiple results for stored procedures - if Mysql.const_defined?(:CLIENT_MULTI_RESULTS) - def test_multi_results_from_find_by_sql - topics = Topic.find_by_sql 'CALL topics();' - assert_equal 1, topics.size - assert ActiveRecord::Base.connection.active?, "Bad connection use by 'MysqlAdapter.select'" - end - end -end diff --git a/activerecord/test/cases/adapters/mysql/sql_types_test.rb b/activerecord/test/cases/adapters/mysql/sql_types_test.rb deleted file mode 100644 index 1ddb1b91c9..0000000000 --- a/activerecord/test/cases/adapters/mysql/sql_types_test.rb +++ /dev/null @@ -1,14 +0,0 @@ -require "cases/helper" - -class SqlTypesTest < ActiveRecord::TestCase - def test_binary_types - assert_equal 'varbinary(64)', type_to_sql(:binary, 64) - assert_equal 'varbinary(4095)', type_to_sql(:binary, 4095) - assert_equal 'blob(4096)', type_to_sql(:binary, 4096) - assert_equal 'blob', type_to_sql(:binary) - end - - def type_to_sql(*args) - ActiveRecord::Base.connection.type_to_sql(*args) - end -end diff --git a/activerecord/test/cases/adapters/mysql/statement_pool_test.rb b/activerecord/test/cases/adapters/mysql/statement_pool_test.rb deleted file mode 100644 index 209a0cf464..0000000000 --- a/activerecord/test/cases/adapters/mysql/statement_pool_test.rb +++ /dev/null @@ -1,23 +0,0 @@ -require 'cases/helper' - -module ActiveRecord::ConnectionAdapters - class MysqlAdapter - class StatementPoolTest < ActiveRecord::TestCase - if Process.respond_to?(:fork) - def test_cache_is_per_pid - cache = StatementPool.new nil, 10 - cache['foo'] = 'bar' - assert_equal 'bar', cache['foo'] - - pid = fork { - lookup = cache['foo']; - exit!(!lookup) - } - - Process.waitpid pid - assert $?.success?, 'process should exit successfully' - end - end - end - end -end diff --git a/activerecord/test/cases/adapters/mysql/table_options_test.rb b/activerecord/test/cases/adapters/mysql/table_options_test.rb deleted file mode 100644 index 0e5b0e8aec..0000000000 --- a/activerecord/test/cases/adapters/mysql/table_options_test.rb +++ /dev/null @@ -1,42 +0,0 @@ -require "cases/helper" -require 'support/schema_dumping_helper' - -class MysqlTableOptionsTest < ActiveRecord::TestCase - include SchemaDumpingHelper - - def setup - @connection = ActiveRecord::Base.connection - end - - def teardown - @connection.drop_table "mysql_table_options", if_exists: true - end - - test "table options with ENGINE" do - @connection.create_table "mysql_table_options", force: true, options: "ENGINE=MyISAM" - output = dump_table_schema("mysql_table_options") - options = %r{create_table "mysql_table_options", force: :cascade, options: "(?<options>.*)"}.match(output)[:options] - assert_match %r{ENGINE=MyISAM}, options - end - - test "table options with ROW_FORMAT" do - @connection.create_table "mysql_table_options", force: true, options: "ROW_FORMAT=REDUNDANT" - output = dump_table_schema("mysql_table_options") - options = %r{create_table "mysql_table_options", force: :cascade, options: "(?<options>.*)"}.match(output)[:options] - assert_match %r{ROW_FORMAT=REDUNDANT}, options - end - - test "table options with CHARSET" do - @connection.create_table "mysql_table_options", force: true, options: "CHARSET=utf8mb4" - output = dump_table_schema("mysql_table_options") - options = %r{create_table "mysql_table_options", force: :cascade, options: "(?<options>.*)"}.match(output)[:options] - assert_match %r{CHARSET=utf8mb4}, options - end - - test "table options with COLLATE" do - @connection.create_table "mysql_table_options", force: true, options: "COLLATE=utf8mb4_bin" - output = dump_table_schema("mysql_table_options") - options = %r{create_table "mysql_table_options", force: :cascade, options: "(?<options>.*)"}.match(output)[:options] - assert_match %r{COLLATE=utf8mb4_bin}, options - end -end diff --git a/activerecord/test/cases/adapters/mysql/unsigned_type_test.rb b/activerecord/test/cases/adapters/mysql/unsigned_type_test.rb deleted file mode 100644 index e9edc53f93..0000000000 --- a/activerecord/test/cases/adapters/mysql/unsigned_type_test.rb +++ /dev/null @@ -1,30 +0,0 @@ -require "cases/helper" - -class UnsignedTypeTest < ActiveRecord::TestCase - self.use_transactional_tests = false - - class UnsignedType < ActiveRecord::Base - end - - setup do - @connection = ActiveRecord::Base.connection - @connection.create_table("unsigned_types", force: true) do |t| - t.column :unsigned_integer, "int unsigned" - end - end - - teardown do - @connection.drop_table "unsigned_types" - end - - test "unsigned int max value is in range" do - assert expected = UnsignedType.create(unsigned_integer: 4294967295) - assert_equal expected, UnsignedType.find_by(unsigned_integer: 4294967295) - end - - test "minus value is out of range" do - assert_raise(RangeError) do - UnsignedType.create(unsigned_integer: -10) - end - end -end diff --git a/activerecord/test/cases/adapters/mysql2/active_schema_test.rb b/activerecord/test/cases/adapters/mysql2/active_schema_test.rb index 0ea556d4fa..99f97c7914 100644 --- a/activerecord/test/cases/adapters/mysql2/active_schema_test.rb +++ b/activerecord/test/cases/adapters/mysql2/active_schema_test.rb @@ -1,7 +1,7 @@ require "cases/helper" require 'support/connection_helper' -class ActiveSchemaTest < ActiveRecord::TestCase +class Mysql2ActiveSchemaTest < ActiveRecord::Mysql2TestCase include ConnectionHelper def setup @@ -16,8 +16,8 @@ class ActiveSchemaTest < ActiveRecord::TestCase end def test_add_index - # add_index calls table_exists? and index_name_exists? which can't work since execute is stubbed - def (ActiveRecord::Base.connection).table_exists?(*); true; end + # add_index calls data_source_exists? and index_name_exists? which can't work since execute is stubbed + def (ActiveRecord::Base.connection).data_source_exists?(*); true; end def (ActiveRecord::Base.connection).index_name_exists?(*); false; end expected = "CREATE INDEX `index_people_on_last_name` ON `people` (`last_name`) " @@ -60,7 +60,7 @@ class ActiveSchemaTest < ActiveRecord::TestCase end def test_index_in_create - def (ActiveRecord::Base.connection).table_exists?(*); false; end + def (ActiveRecord::Base.connection).data_source_exists?(*); false; end %w(SPATIAL FULLTEXT UNIQUE).each do |type| expected = "CREATE TABLE `people` (#{type} INDEX `index_people_on_last_name` (`last_name`) ) ENGINE=InnoDB" @@ -78,7 +78,7 @@ class ActiveSchemaTest < ActiveRecord::TestCase end def test_index_in_bulk_change - def (ActiveRecord::Base.connection).table_exists?(*); true; end + def (ActiveRecord::Base.connection).data_source_exists?(*); true; end def (ActiveRecord::Base.connection).index_name_exists?(*); false; end %w(SPATIAL FULLTEXT UNIQUE).each do |type| @@ -100,17 +100,15 @@ class ActiveSchemaTest < ActiveRecord::TestCase assert_equal "DROP TABLE `people`", drop_table(:people) end - if current_adapter?(:Mysql2Adapter) - def test_create_mysql_database_with_encoding - assert_equal "CREATE DATABASE `matt` DEFAULT CHARACTER SET `utf8`", create_database(:matt) - assert_equal "CREATE DATABASE `aimonetti` DEFAULT CHARACTER SET `latin1`", create_database(:aimonetti, {:charset => 'latin1'}) - assert_equal "CREATE DATABASE `matt_aimonetti` DEFAULT CHARACTER SET `big5` COLLATE `big5_chinese_ci`", create_database(:matt_aimonetti, {:charset => :big5, :collation => :big5_chinese_ci}) - end + def test_create_mysql_database_with_encoding + assert_equal "CREATE DATABASE `matt` DEFAULT CHARACTER SET `utf8`", create_database(:matt) + assert_equal "CREATE DATABASE `aimonetti` DEFAULT CHARACTER SET `latin1`", create_database(:aimonetti, {:charset => 'latin1'}) + assert_equal "CREATE DATABASE `matt_aimonetti` DEFAULT CHARACTER SET `big5` COLLATE `big5_chinese_ci`", create_database(:matt_aimonetti, {:charset => :big5, :collation => :big5_chinese_ci}) + end - def test_recreate_mysql_database_with_encoding - create_database(:luca, {:charset => 'latin1'}) - assert_equal "CREATE DATABASE `luca` DEFAULT CHARACTER SET `latin1`", recreate_database(:luca, {:charset => 'latin1'}) - end + def test_recreate_mysql_database_with_encoding + create_database(:luca, {:charset => 'latin1'}) + assert_equal "CREATE DATABASE `luca` DEFAULT CHARACTER SET `latin1`", recreate_database(:luca, {:charset => 'latin1'}) end def test_add_column @@ -154,7 +152,7 @@ class ActiveSchemaTest < ActiveRecord::TestCase end def test_indexes_in_create - ActiveRecord::Base.connection.stubs(:table_exists?).with(:temp).returns(false) + ActiveRecord::Base.connection.stubs(:data_source_exists?).with(:temp).returns(false) ActiveRecord::Base.connection.stubs(:index_name_exists?).with(:index_temp_on_zip).returns(false) expected = "CREATE TEMPORARY TABLE `temp` ( INDEX `index_temp_on_zip` (`zip`) ) ENGINE=InnoDB AS SELECT id, name, zip FROM a_really_complicated_query" diff --git a/activerecord/test/cases/adapters/mysql2/bind_parameter_test.rb b/activerecord/test/cases/adapters/mysql2/bind_parameter_test.rb index 5e8065d80d..abdf3dbf5b 100644 --- a/activerecord/test/cases/adapters/mysql2/bind_parameter_test.rb +++ b/activerecord/test/cases/adapters/mysql2/bind_parameter_test.rb @@ -4,7 +4,7 @@ require 'models/topic' module ActiveRecord module ConnectionAdapters class Mysql2Adapter - class BindParameterTest < ActiveRecord::TestCase + class BindParameterTest < ActiveRecord::Mysql2TestCase fixtures :topics def test_update_question_marks diff --git a/activerecord/test/cases/adapters/mysql2/boolean_test.rb b/activerecord/test/cases/adapters/mysql2/boolean_test.rb index 0d81dd6eee..8575df9e43 100644 --- a/activerecord/test/cases/adapters/mysql2/boolean_test.rb +++ b/activerecord/test/cases/adapters/mysql2/boolean_test.rb @@ -1,6 +1,6 @@ require "cases/helper" -class Mysql2BooleanTest < ActiveRecord::TestCase +class Mysql2BooleanTest < ActiveRecord::Mysql2TestCase self.use_transactional_tests = false class BooleanType < ActiveRecord::Base diff --git a/activerecord/test/cases/adapters/mysql2/case_sensitivity_test.rb b/activerecord/test/cases/adapters/mysql2/case_sensitivity_test.rb index ccf3d84a44..963116f08a 100644 --- a/activerecord/test/cases/adapters/mysql2/case_sensitivity_test.rb +++ b/activerecord/test/cases/adapters/mysql2/case_sensitivity_test.rb @@ -1,6 +1,6 @@ require "cases/helper" -class Mysql2CaseSensitivityTest < ActiveRecord::TestCase +class Mysql2CaseSensitivityTest < ActiveRecord::Mysql2TestCase class CollationTest < ActiveRecord::Base end diff --git a/activerecord/test/cases/adapters/mysql2/charset_collation_test.rb b/activerecord/test/cases/adapters/mysql2/charset_collation_test.rb index c8dd49d00a..668c07dacb 100644 --- a/activerecord/test/cases/adapters/mysql2/charset_collation_test.rb +++ b/activerecord/test/cases/adapters/mysql2/charset_collation_test.rb @@ -1,7 +1,7 @@ require "cases/helper" require 'support/schema_dumping_helper' -class CharsetCollationTest < ActiveRecord::TestCase +class Mysql2CharsetCollationTest < ActiveRecord::Mysql2TestCase include SchemaDumpingHelper self.use_transactional_tests = false @@ -48,7 +48,7 @@ class CharsetCollationTest < ActiveRecord::TestCase test "schema dump includes collation" do output = dump_table_schema("charset_collations") - assert_match %r{t.string\s+"string_ascii_bin",\s+limit: 255,\s+collation: "ascii_bin"$}, output + assert_match %r{t.string\s+"string_ascii_bin",\s+collation: "ascii_bin"$}, output assert_match %r{t.text\s+"text_ucs2_unicode_ci",\s+limit: 65535,\s+collation: "ucs2_unicode_ci"$}, output end end diff --git a/activerecord/test/cases/adapters/mysql2/connection_test.rb b/activerecord/test/cases/adapters/mysql2/connection_test.rb index a8b39b21d4..575138eb2a 100644 --- a/activerecord/test/cases/adapters/mysql2/connection_test.rb +++ b/activerecord/test/cases/adapters/mysql2/connection_test.rb @@ -1,7 +1,7 @@ require "cases/helper" require 'support/connection_helper' -class MysqlConnectionTest < ActiveRecord::TestCase +class Mysql2ConnectionTest < ActiveRecord::Mysql2TestCase include ConnectionHelper fixtures :comments @@ -68,9 +68,6 @@ class MysqlConnectionTest < ActiveRecord::TestCase assert_equal 'utf8_general_ci', ARUnit2Model.connection.show_variable('collation_connection') end - # TODO: Below is a straight up copy/paste from mysql/connection_test.rb - # I'm not sure what the correct way is to share these tests between - # adapters in minitest. def test_mysql_default_in_strict_mode result = @connection.exec_query "SELECT @@SESSION.sql_mode" assert_equal [["STRICT_ALL_TABLES"]], result.rows @@ -84,6 +81,29 @@ class MysqlConnectionTest < ActiveRecord::TestCase end end + def test_passing_arbitary_flags_to_adapter + run_without_connection do |orig_connection| + ActiveRecord::Base.establish_connection(orig_connection.merge({flags: Mysql2::Client::COMPRESS})) + assert_equal (Mysql2::Client::COMPRESS | Mysql2::Client::FOUND_ROWS), ActiveRecord::Base.connection.raw_connection.query_options[:flags] + end + end + + def test_passing_flags_by_array_to_adapter + run_without_connection do |orig_connection| + ActiveRecord::Base.establish_connection(orig_connection.merge({flags: ['COMPRESS'] })) + assert_equal ["COMPRESS", "FOUND_ROWS"], ActiveRecord::Base.connection.raw_connection.query_options[:flags] + end + end + + def test_mysql_strict_mode_specified_default + run_without_connection do |orig_connection| + ActiveRecord::Base.establish_connection(orig_connection.merge({strict: :default})) + global_sql_mode = ActiveRecord::Base.connection.exec_query "SELECT @@GLOBAL.sql_mode" + session_sql_mode = ActiveRecord::Base.connection.exec_query "SELECT @@SESSION.sql_mode" + assert_equal global_sql_mode.rows, session_sql_mode.rows + end + end + def test_mysql_set_session_variable run_without_connection do |orig_connection| ActiveRecord::Base.establish_connection(orig_connection.deep_merge({:variables => {:default_week_format => 3}})) @@ -122,4 +142,32 @@ class MysqlConnectionTest < ActiveRecord::TestCase ensure @connection.execute "DROP TABLE `bar_baz`" end + + def test_get_and_release_advisory_lock + lock_name = "test_lock_name" + + got_lock = @connection.get_advisory_lock(lock_name) + assert got_lock, "get_advisory_lock should have returned true but it didn't" + + assert_equal test_lock_free(lock_name), false, + "expected the test advisory lock to be held but it wasn't" + + released_lock = @connection.release_advisory_lock(lock_name) + assert released_lock, "expected release_advisory_lock to return true but it didn't" + + assert test_lock_free(lock_name), 'expected the test lock to be available after releasing' + end + + def test_release_non_existent_advisory_lock + lock_name = "fake_lock_name" + released_non_existent_lock = @connection.release_advisory_lock(lock_name) + assert_equal released_non_existent_lock, false, + 'expected release_advisory_lock to return false when there was no lock to release' + end + + protected + + def test_lock_free(lock_name) + @connection.select_value("SELECT IS_FREE_LOCK('#{lock_name}');") == 1 + end end diff --git a/activerecord/test/cases/adapters/mysql2/enum_test.rb b/activerecord/test/cases/adapters/mysql2/enum_test.rb index 6dd9a5ec87..bb89e893e0 100644 --- a/activerecord/test/cases/adapters/mysql2/enum_test.rb +++ b/activerecord/test/cases/adapters/mysql2/enum_test.rb @@ -1,10 +1,21 @@ require "cases/helper" -class Mysql2EnumTest < ActiveRecord::TestCase +class Mysql2EnumTest < ActiveRecord::Mysql2TestCase class EnumTest < ActiveRecord::Base end def test_enum_limit - assert_equal 6, EnumTest.columns.first.limit + column = EnumTest.columns_hash['enum_column'] + assert_equal 8, column.limit + end + + def test_should_not_be_blob_or_text_column + column = EnumTest.columns_hash['enum_column'] + assert_not column.blob_or_text_column? + end + + def test_should_not_be_unsigned + column = EnumTest.columns_hash['enum_column'] + assert_not column.unsigned? end end diff --git a/activerecord/test/cases/adapters/mysql2/explain_test.rb b/activerecord/test/cases/adapters/mysql2/explain_test.rb index 2b01d941b8..4fc7414b18 100644 --- a/activerecord/test/cases/adapters/mysql2/explain_test.rb +++ b/activerecord/test/cases/adapters/mysql2/explain_test.rb @@ -5,7 +5,7 @@ require 'models/computer' module ActiveRecord module ConnectionAdapters class Mysql2Adapter - class ExplainTest < ActiveRecord::TestCase + class ExplainTest < ActiveRecord::Mysql2TestCase fixtures :developers def test_explain_for_one_query diff --git a/activerecord/test/cases/adapters/mysql2/json_test.rb b/activerecord/test/cases/adapters/mysql2/json_test.rb new file mode 100644 index 0000000000..c8c933af5e --- /dev/null +++ b/activerecord/test/cases/adapters/mysql2/json_test.rb @@ -0,0 +1,172 @@ +require 'cases/helper' +require 'support/schema_dumping_helper' + +if ActiveRecord::Base.connection.supports_json? +class Mysql2JSONTest < ActiveRecord::Mysql2TestCase + include SchemaDumpingHelper + self.use_transactional_tests = false + + class JsonDataType < ActiveRecord::Base + self.table_name = 'json_data_type' + + store_accessor :settings, :resolution + end + + def setup + @connection = ActiveRecord::Base.connection + begin + @connection.create_table('json_data_type') do |t| + t.json 'payload' + t.json 'settings' + end + end + end + + def teardown + @connection.drop_table :json_data_type, if_exists: true + JsonDataType.reset_column_information + end + + def test_column + column = JsonDataType.columns_hash["payload"] + assert_equal :json, column.type + assert_equal 'json', column.sql_type + + type = JsonDataType.type_for_attribute("payload") + assert_not type.binary? + end + + def test_change_table_supports_json + @connection.change_table('json_data_type') do |t| + t.json 'users' + end + JsonDataType.reset_column_information + column = JsonDataType.columns_hash['users'] + assert_equal :json, column.type + end + + def test_schema_dumping + output = dump_table_schema("json_data_type") + assert_match(/t\.json\s+"settings"/, output) + end + + def test_cast_value_on_write + x = JsonDataType.new payload: {"string" => "foo", :symbol => :bar} + assert_equal({"string" => "foo", :symbol => :bar}, x.payload_before_type_cast) + assert_equal({"string" => "foo", "symbol" => "bar"}, x.payload) + x.save + assert_equal({"string" => "foo", "symbol" => "bar"}, x.reload.payload) + end + + def test_type_cast_json + type = JsonDataType.type_for_attribute("payload") + + data = "{\"a_key\":\"a_value\"}" + hash = type.deserialize(data) + assert_equal({'a_key' => 'a_value'}, hash) + assert_equal({'a_key' => 'a_value'}, type.deserialize(data)) + + assert_equal({}, type.deserialize("{}")) + assert_equal({'key'=>nil}, type.deserialize('{"key": null}')) + assert_equal({'c'=>'}','"a"'=>'b "a b'}, type.deserialize(%q({"c":"}", "\"a\"":"b \"a b"}))) + end + + def test_rewrite + @connection.execute "insert into json_data_type (payload) VALUES ('{\"k\":\"v\"}')" + x = JsonDataType.first + x.payload = { '"a\'' => 'b' } + assert x.save! + end + + def test_select + @connection.execute "insert into json_data_type (payload) VALUES ('{\"k\":\"v\"}')" + x = JsonDataType.first + assert_equal({'k' => 'v'}, x.payload) + end + + def test_select_multikey + @connection.execute %q|insert into json_data_type (payload) VALUES ('{"k1":"v1", "k2":"v2", "k3":[1,2,3]}')| + x = JsonDataType.first + assert_equal({'k1' => 'v1', 'k2' => 'v2', 'k3' => [1,2,3]}, x.payload) + end + + def test_null_json + @connection.execute %q|insert into json_data_type (payload) VALUES(null)| + x = JsonDataType.first + assert_equal(nil, x.payload) + end + + def test_select_array_json_value + @connection.execute %q|insert into json_data_type (payload) VALUES ('["v0",{"k1":"v1"}]')| + x = JsonDataType.first + assert_equal(['v0', {'k1' => 'v1'}], x.payload) + end + + def test_rewrite_array_json_value + @connection.execute %q|insert into json_data_type (payload) VALUES ('["v0",{"k1":"v1"}]')| + x = JsonDataType.first + x.payload = ['v1', {'k2' => 'v2'}, 'v3'] + assert x.save! + end + + def test_with_store_accessors + x = JsonDataType.new(resolution: "320×480") + assert_equal "320×480", x.resolution + + x.save! + x = JsonDataType.first + assert_equal "320×480", x.resolution + + x.resolution = "640×1136" + x.save! + + x = JsonDataType.first + assert_equal "640×1136", x.resolution + end + + def test_duplication_with_store_accessors + x = JsonDataType.new(resolution: "320×480") + assert_equal "320×480", x.resolution + + y = x.dup + assert_equal "320×480", y.resolution + end + + def test_yaml_round_trip_with_store_accessors + x = JsonDataType.new(resolution: "320×480") + assert_equal "320×480", x.resolution + + y = YAML.load(YAML.dump(x)) + assert_equal "320×480", y.resolution + end + + def test_changes_in_place + json = JsonDataType.new + assert_not json.changed? + + json.payload = { 'one' => 'two' } + assert json.changed? + assert json.payload_changed? + + json.save! + assert_not json.changed? + + json.payload['three'] = 'four' + assert json.payload_changed? + + json.save! + json.reload + + assert_equal({ 'one' => 'two', 'three' => 'four' }, json.payload) + assert_not json.changed? + end + + def test_assigning_invalid_json + json = JsonDataType.new + + json.payload = 'foo' + + assert_nil json.payload + end +end +end diff --git a/activerecord/test/cases/adapters/mysql2/mysql2_adapter_test.rb b/activerecord/test/cases/adapters/mysql2/mysql2_adapter_test.rb new file mode 100644 index 0000000000..4efd728754 --- /dev/null +++ b/activerecord/test/cases/adapters/mysql2/mysql2_adapter_test.rb @@ -0,0 +1,44 @@ +require "cases/helper" + +class Mysql2AdapterTest < ActiveRecord::Mysql2TestCase + def setup + @conn = ActiveRecord::Base.connection + end + + def test_columns_for_distinct_zero_orders + assert_equal "posts.id", + @conn.columns_for_distinct("posts.id", []) + end + + def test_columns_for_distinct_one_order + assert_equal "posts.id, posts.created_at AS alias_0", + @conn.columns_for_distinct("posts.id", ["posts.created_at desc"]) + end + + def test_columns_for_distinct_few_orders + assert_equal "posts.id, posts.created_at AS alias_0, posts.position AS alias_1", + @conn.columns_for_distinct("posts.id", ["posts.created_at desc", "posts.position asc"]) + end + + def test_columns_for_distinct_with_case + assert_equal( + 'posts.id, CASE WHEN author.is_active THEN UPPER(author.name) ELSE UPPER(author.email) END AS alias_0', + @conn.columns_for_distinct('posts.id', + ["CASE WHEN author.is_active THEN UPPER(author.name) ELSE UPPER(author.email) END"]) + ) + end + + def test_columns_for_distinct_blank_not_nil_orders + assert_equal "posts.id, posts.created_at AS alias_0", + @conn.columns_for_distinct("posts.id", ["posts.created_at desc", "", " "]) + end + + def test_columns_for_distinct_with_arel_order + order = Object.new + def order.to_sql + "posts.created_at desc" + end + assert_equal "posts.id, posts.created_at AS alias_0", + @conn.columns_for_distinct("posts.id", [order]) + end +end diff --git a/activerecord/test/cases/adapters/mysql2/quoting_test.rb b/activerecord/test/cases/adapters/mysql2/quoting_test.rb new file mode 100644 index 0000000000..2de7e1b526 --- /dev/null +++ b/activerecord/test/cases/adapters/mysql2/quoting_test.rb @@ -0,0 +1,21 @@ +require "cases/helper" + +class Mysql2QuotingTest < ActiveRecord::Mysql2TestCase + setup do + @connection = ActiveRecord::Base.connection + end + + test 'quoted date precision for gte 5.6.4' do + @connection.stubs(:full_version).returns('5.6.4') + @connection.remove_instance_variable(:@version) if @connection.instance_variable_defined?(:@version) + t = Time.now.change(usec: 1) + assert_match(/\.000001\z/, @connection.quoted_date(t)) + end + + test 'quoted date precision for lt 5.6.4' do + @connection.stubs(:full_version).returns('5.6.3') + @connection.remove_instance_variable(:@version) if @connection.instance_variable_defined?(:@version) + t = Time.now.change(usec: 1) + assert_no_match(/\.000001\z/, @connection.quoted_date(t)) + end +end diff --git a/activerecord/test/cases/adapters/mysql2/reserved_word_test.rb b/activerecord/test/cases/adapters/mysql2/reserved_word_test.rb index 799e60a683..ffb4e2c5cf 100644 --- a/activerecord/test/cases/adapters/mysql2/reserved_word_test.rb +++ b/activerecord/test/cases/adapters/mysql2/reserved_word_test.rb @@ -1,29 +1,29 @@ require "cases/helper" -class Group < ActiveRecord::Base - Group.table_name = 'group' - belongs_to :select - has_one :values -end +# a suite of tests to ensure the ConnectionAdapters#MysqlAdapter can handle tables with +# reserved word names (ie: group, order, values, etc...) +class Mysql2ReservedWordTest < ActiveRecord::Mysql2TestCase + class Group < ActiveRecord::Base + Group.table_name = 'group' + belongs_to :select + has_one :values + end -class Select < ActiveRecord::Base - Select.table_name = 'select' - has_many :groups -end + class Select < ActiveRecord::Base + Select.table_name = 'select' + has_many :groups + end -class Values < ActiveRecord::Base - Values.table_name = 'values' -end + class Values < ActiveRecord::Base + Values.table_name = 'values' + end -class Distinct < ActiveRecord::Base - Distinct.table_name = 'distinct' - has_and_belongs_to_many :selects - has_many :values, :through => :groups -end + class Distinct < ActiveRecord::Base + Distinct.table_name = 'distinct' + has_and_belongs_to_many :selects + has_many :values, :through => :groups + end -# a suite of tests to ensure the ConnectionAdapters#MysqlAdapter can handle tables with -# reserved word names (ie: group, order, values, etc...) -class MysqlReservedWordTest < ActiveRecord::TestCase def setup @connection = ActiveRecord::Base.connection diff --git a/activerecord/test/cases/adapters/mysql2/schema_migrations_test.rb b/activerecord/test/cases/adapters/mysql2/schema_migrations_test.rb index 417ccf6d11..396f235e77 100644 --- a/activerecord/test/cases/adapters/mysql2/schema_migrations_test.rb +++ b/activerecord/test/cases/adapters/mysql2/schema_migrations_test.rb @@ -1,47 +1,42 @@ require "cases/helper" -module ActiveRecord - module ConnectionAdapters - class AbstractMysqlAdapter - class SchemaMigrationsTest < ActiveRecord::TestCase - def test_renaming_index_on_foreign_key - connection.add_index "engines", "car_id" - connection.add_foreign_key :engines, :cars, name: "fk_engines_cars" - - connection.rename_index("engines", "index_engines_on_car_id", "idx_renamed") - assert_equal ["idx_renamed"], connection.indexes("engines").map(&:name) - ensure - connection.remove_foreign_key :engines, name: "fk_engines_cars" - end - - def test_initializes_schema_migrations_for_encoding_utf8mb4 - smtn = ActiveRecord::Migrator.schema_migrations_table_name - connection.drop_table smtn, if_exists: true - - database_name = connection.current_database - database_info = connection.select_one("SELECT * FROM information_schema.schemata WHERE schema_name = '#{database_name}'") - - original_charset = database_info["DEFAULT_CHARACTER_SET_NAME"] - original_collation = database_info["DEFAULT_COLLATION_NAME"] - - execute("ALTER DATABASE #{database_name} DEFAULT CHARACTER SET utf8mb4") - - connection.initialize_schema_migrations_table - - assert connection.column_exists?(smtn, :version, :string, limit: AbstractMysqlAdapter::MAX_INDEX_LENGTH_FOR_CHARSETS_OF_4BYTES_MAXLEN) - ensure - execute("ALTER DATABASE #{database_name} DEFAULT CHARACTER SET #{original_charset} COLLATE #{original_collation}") - end - - private - def connection - @connection ||= ActiveRecord::Base.connection - end - - def execute(sql) - connection.execute(sql) - end - end - end +class SchemaMigrationsTest < ActiveRecord::Mysql2TestCase + def test_renaming_index_on_foreign_key + connection.add_index "engines", "car_id" + connection.add_foreign_key :engines, :cars, name: "fk_engines_cars" + + connection.rename_index("engines", "index_engines_on_car_id", "idx_renamed") + assert_equal ["idx_renamed"], connection.indexes("engines").map(&:name) + ensure + connection.remove_foreign_key :engines, name: "fk_engines_cars" + end + + def test_initializes_schema_migrations_for_encoding_utf8mb4 + smtn = ActiveRecord::Migrator.schema_migrations_table_name + connection.drop_table smtn, if_exists: true + + database_name = connection.current_database + database_info = connection.select_one("SELECT * FROM information_schema.schemata WHERE schema_name = '#{database_name}'") + + original_charset = database_info["DEFAULT_CHARACTER_SET_NAME"] + original_collation = database_info["DEFAULT_COLLATION_NAME"] + + execute("ALTER DATABASE #{database_name} DEFAULT CHARACTER SET utf8mb4") + + connection.initialize_schema_migrations_table + + limit = ActiveRecord::ConnectionAdapters::AbstractMysqlAdapter::MAX_INDEX_LENGTH_FOR_CHARSETS_OF_4BYTES_MAXLEN + assert connection.column_exists?(smtn, :version, :string, limit: limit) + ensure + execute("ALTER DATABASE #{database_name} DEFAULT CHARACTER SET #{original_charset} COLLATE #{original_collation}") + end + + private + def connection + @connection ||= ActiveRecord::Base.connection + end + + def execute(sql) + connection.execute(sql) end end diff --git a/activerecord/test/cases/adapters/mysql2/schema_test.rb b/activerecord/test/cases/adapters/mysql2/schema_test.rb index 47707b7d4f..43957791b1 100644 --- a/activerecord/test/cases/adapters/mysql2/schema_test.rb +++ b/activerecord/test/cases/adapters/mysql2/schema_test.rb @@ -4,7 +4,7 @@ require 'models/comment' module ActiveRecord module ConnectionAdapters - class Mysql2SchemaTest < ActiveRecord::TestCase + class Mysql2SchemaTest < ActiveRecord::Mysql2TestCase fixtures :posts def setup @@ -14,11 +14,43 @@ module ActiveRecord @db_name = db @omgpost = Class.new(ActiveRecord::Base) do + self.inheritance_column = :disabled self.table_name = "#{db}.#{table}" def self.name; 'Post'; end end end + def test_float_limits + @connection.create_table :mysql_doubles do |t| + t.float :float_no_limit + t.float :float_short, limit: 5 + t.float :float_long, limit: 53 + + t.float :float_23, limit: 23 + t.float :float_24, limit: 24 + t.float :float_25, limit: 25 + end + + column_no_limit = @connection.columns(:mysql_doubles).find { |c| c.name == 'float_no_limit' } + column_short = @connection.columns(:mysql_doubles).find { |c| c.name == 'float_short' } + column_long = @connection.columns(:mysql_doubles).find { |c| c.name == 'float_long' } + + column_23 = @connection.columns(:mysql_doubles).find { |c| c.name == 'float_23' } + column_24 = @connection.columns(:mysql_doubles).find { |c| c.name == 'float_24' } + column_25 = @connection.columns(:mysql_doubles).find { |c| c.name == 'float_25' } + + # Mysql floats are precision 0..24, Mysql doubles are precision 25..53 + assert_equal 24, column_no_limit.limit + assert_equal 24, column_short.limit + assert_equal 53, column_long.limit + + assert_equal 24, column_23.limit + assert_equal 24, column_24.limit + assert_equal 53, column_25.limit + ensure + @connection.drop_table "mysql_doubles", if_exists: true + end + def test_schema assert @omgpost.first end @@ -27,21 +59,13 @@ module ActiveRecord assert_equal 'id', @omgpost.primary_key end - def test_table_exists? + def test_data_source_exists? name = @omgpost.table_name - assert @connection.table_exists?(name), "#{name} table should exist" - end - - def test_table_exists_wrong_schema - assert(!@connection.table_exists?("#{@db_name}.zomg"), "table should not exist") + assert @connection.data_source_exists?(name), "#{name} data_source should exist" end - def test_tables_quoting - @connection.tables(nil, "foo-bar", nil) - flunk - rescue => e - # assertion for *quoted* database properly - assert_match(/database 'foo-bar'/, e.inspect) + def test_data_source_exists_wrong_schema + assert(!@connection.data_source_exists?("#{@db_name}.zomg"), "data_source should not exist") end def test_dump_indexes diff --git a/activerecord/test/cases/adapters/mysql2/sp_test.rb b/activerecord/test/cases/adapters/mysql2/sp_test.rb new file mode 100644 index 0000000000..4197ba45f1 --- /dev/null +++ b/activerecord/test/cases/adapters/mysql2/sp_test.rb @@ -0,0 +1,36 @@ +require "cases/helper" +require 'models/topic' +require 'models/reply' + +class Mysql2StoredProcedureTest < ActiveRecord::Mysql2TestCase + fixtures :topics + + def setup + @connection = ActiveRecord::Base.connection + unless ActiveRecord::Base.connection.version >= '5.6.0' + skip("no stored procedure support") + end + end + + # Test that MySQL allows multiple results for stored procedures + # + # In MySQL 5.6, CLIENT_MULTI_RESULTS is enabled by default. + # http://dev.mysql.com/doc/refman/5.6/en/call.html + def test_multi_results + rows = @connection.select_rows('CALL ten();') + assert_equal 10, rows[0][0].to_i, "ten() did not return 10 as expected: #{rows.inspect}" + assert @connection.active?, "Bad connection use by 'Mysql2Adapter.select_rows'" + end + + def test_multi_results_from_select_one + row = @connection.select_one('CALL topics(1);') + assert_equal 'David', row['author_name'] + assert @connection.active?, "Bad connection use by 'Mysql2Adapter.select_one'" + end + + def test_multi_results_from_find_by_sql + topics = Topic.find_by_sql 'CALL topics(3);' + assert_equal 3, topics.size + assert @connection.active?, "Bad connection use by 'Mysql2Adapter.select'" + end +end diff --git a/activerecord/test/cases/adapters/mysql2/sql_types_test.rb b/activerecord/test/cases/adapters/mysql2/sql_types_test.rb index 1ddb1b91c9..4926bc2267 100644 --- a/activerecord/test/cases/adapters/mysql2/sql_types_test.rb +++ b/activerecord/test/cases/adapters/mysql2/sql_types_test.rb @@ -1,10 +1,10 @@ require "cases/helper" -class SqlTypesTest < ActiveRecord::TestCase +class Mysql2SqlTypesTest < ActiveRecord::Mysql2TestCase def test_binary_types assert_equal 'varbinary(64)', type_to_sql(:binary, 64) assert_equal 'varbinary(4095)', type_to_sql(:binary, 4095) - assert_equal 'blob(4096)', type_to_sql(:binary, 4096) + assert_equal 'blob', type_to_sql(:binary, 4096) assert_equal 'blob', type_to_sql(:binary) end diff --git a/activerecord/test/cases/adapters/mysql2/table_options_test.rb b/activerecord/test/cases/adapters/mysql2/table_options_test.rb index 0e5b0e8aec..af121ee7d9 100644 --- a/activerecord/test/cases/adapters/mysql2/table_options_test.rb +++ b/activerecord/test/cases/adapters/mysql2/table_options_test.rb @@ -1,7 +1,7 @@ require "cases/helper" require 'support/schema_dumping_helper' -class MysqlTableOptionsTest < ActiveRecord::TestCase +class Mysql2TableOptionsTest < ActiveRecord::Mysql2TestCase include SchemaDumpingHelper def setup diff --git a/activerecord/test/cases/adapters/mysql2/unsigned_type_test.rb b/activerecord/test/cases/adapters/mysql2/unsigned_type_test.rb index e9edc53f93..c95a64cc16 100644 --- a/activerecord/test/cases/adapters/mysql2/unsigned_type_test.rb +++ b/activerecord/test/cases/adapters/mysql2/unsigned_type_test.rb @@ -1,6 +1,8 @@ require "cases/helper" +require "support/schema_dumping_helper" -class UnsignedTypeTest < ActiveRecord::TestCase +class Mysql2UnsignedTypeTest < ActiveRecord::Mysql2TestCase + include SchemaDumpingHelper self.use_transactional_tests = false class UnsignedType < ActiveRecord::Base @@ -9,12 +11,15 @@ class UnsignedTypeTest < ActiveRecord::TestCase setup do @connection = ActiveRecord::Base.connection @connection.create_table("unsigned_types", force: true) do |t| - t.column :unsigned_integer, "int unsigned" + t.integer :unsigned_integer, unsigned: true + t.bigint :unsigned_bigint, unsigned: true + t.float :unsigned_float, unsigned: true + t.decimal :unsigned_decimal, unsigned: true, precision: 10, scale: 2 end end teardown do - @connection.drop_table "unsigned_types" + @connection.drop_table "unsigned_types", if_exists: true end test "unsigned int max value is in range" do @@ -26,5 +31,35 @@ class UnsignedTypeTest < ActiveRecord::TestCase assert_raise(RangeError) do UnsignedType.create(unsigned_integer: -10) end + assert_raise(RangeError) do + UnsignedType.create(unsigned_bigint: -10) + end + assert_raise(ActiveRecord::StatementInvalid) do + UnsignedType.create(unsigned_float: -10.0) + end + assert_raise(ActiveRecord::StatementInvalid) do + UnsignedType.create(unsigned_decimal: -10.0) + end + end + + test "schema definition can use unsigned as the type" do + @connection.change_table("unsigned_types") do |t| + t.unsigned_integer :unsigned_integer_t + t.unsigned_bigint :unsigned_bigint_t + t.unsigned_float :unsigned_float_t + t.unsigned_decimal :unsigned_decimal_t, precision: 10, scale: 2 + end + + @connection.columns("unsigned_types").select { |c| /^unsigned_/ === c.name }.each do |column| + assert column.unsigned? + end + end + + test "schema dump includes unsigned option" do + schema = dump_table_schema "unsigned_types" + assert_match %r{t.integer\s+"unsigned_integer",\s+unsigned: true$}, schema + assert_match %r{t.integer\s+"unsigned_bigint",\s+limit: 8,\s+unsigned: true$}, schema + assert_match %r{t.float\s+"unsigned_float",\s+limit: 24,\s+unsigned: true$}, schema + assert_match %r{t.decimal\s+"unsigned_decimal",\s+precision: 10,\s+scale: 2,\s+unsigned: true$}, schema end end diff --git a/activerecord/test/cases/adapters/postgresql/active_schema_test.rb b/activerecord/test/cases/adapters/postgresql/active_schema_test.rb index 3808db5141..ed44bf7362 100644 --- a/activerecord/test/cases/adapters/postgresql/active_schema_test.rb +++ b/activerecord/test/cases/adapters/postgresql/active_schema_test.rb @@ -1,6 +1,6 @@ require 'cases/helper' -class PostgresqlActiveSchemaTest < ActiveRecord::TestCase +class PostgresqlActiveSchemaTest < ActiveRecord::PostgreSQLTestCase def setup ActiveRecord::ConnectionAdapters::PostgreSQLAdapter.class_eval do def execute(sql, name = nil) sql end @@ -25,7 +25,7 @@ class PostgresqlActiveSchemaTest < ActiveRecord::TestCase def test_add_index # add_index calls index_name_exists? which can't work since execute is stubbed - ActiveRecord::ConnectionAdapters::PostgreSQLAdapter.stubs(:index_name_exists?).returns(false) + ActiveRecord::ConnectionAdapters::PostgreSQLAdapter.send(:define_method, :index_name_exists?) { |*| false } expected = %(CREATE UNIQUE INDEX "index_people_on_last_name" ON "people" ("last_name") WHERE state = 'active') assert_equal expected, add_index(:people, :last_name, :unique => true, :where => "state = 'active'") @@ -49,6 +49,24 @@ class PostgresqlActiveSchemaTest < ActiveRecord::TestCase expected = %(CREATE UNIQUE INDEX "index_people_on_last_name" ON "people" USING gist ("last_name") WHERE state = 'active') assert_equal expected, add_index(:people, :last_name, :unique => true, :where => "state = 'active'", :using => :gist) + + ActiveRecord::ConnectionAdapters::PostgreSQLAdapter.send :remove_method, :index_name_exists? + end + + def test_remove_index + # remove_index calls index_name_for_remove which can't work since execute is stubbed + ActiveRecord::ConnectionAdapters::PostgreSQLAdapter.send(:define_method, :index_name_for_remove) do |*| + 'index_people_on_last_name' + end + + expected = %(DROP INDEX CONCURRENTLY "index_people_on_last_name") + assert_equal expected, remove_index(:people, name: "index_people_on_last_name", algorithm: :concurrently) + + assert_raise ArgumentError do + add_index(:people, :last_name, algorithm: :copy) + end + + ActiveRecord::ConnectionAdapters::PostgreSQLAdapter.send :remove_method, :index_name_for_remove end private diff --git a/activerecord/test/cases/adapters/postgresql/array_test.rb b/activerecord/test/cases/adapters/postgresql/array_test.rb index 6edbd9c3a6..380a90d765 100644 --- a/activerecord/test/cases/adapters/postgresql/array_test.rb +++ b/activerecord/test/cases/adapters/postgresql/array_test.rb @@ -1,10 +1,9 @@ require "cases/helper" require 'support/schema_dumping_helper' -class PostgresqlArrayTest < ActiveRecord::TestCase +class PostgresqlArrayTest < ActiveRecord::PostgreSQLTestCase include SchemaDumpingHelper include InTimeZone - OID = ActiveRecord::ConnectionAdapters::PostgreSQL::OID class PgArray < ActiveRecord::Base self.table_name = 'pg_arrays' @@ -212,8 +211,9 @@ class PostgresqlArrayTest < ActiveRecord::TestCase def test_quoting_non_standard_delimiters strings = ["hello,", "world;"] - comma_delim = OID::Array.new(ActiveRecord::Type::String.new, ',') - semicolon_delim = OID::Array.new(ActiveRecord::Type::String.new, ';') + oid = ActiveRecord::ConnectionAdapters::PostgreSQL::OID + comma_delim = oid::Array.new(ActiveRecord::Type::String.new, ',') + semicolon_delim = oid::Array.new(ActiveRecord::Type::String.new, ';') assert_equal %({"hello,",world;}), comma_delim.serialize(strings) assert_equal %({hello,;"world;"}), semicolon_delim.serialize(strings) diff --git a/activerecord/test/cases/adapters/postgresql/bit_string_test.rb b/activerecord/test/cases/adapters/postgresql/bit_string_test.rb index 1a5ff4316c..6f72fa6e0f 100644 --- a/activerecord/test/cases/adapters/postgresql/bit_string_test.rb +++ b/activerecord/test/cases/adapters/postgresql/bit_string_test.rb @@ -2,7 +2,7 @@ require "cases/helper" require 'support/connection_helper' require 'support/schema_dumping_helper' -class PostgresqlBitStringTest < ActiveRecord::TestCase +class PostgresqlBitStringTest < ActiveRecord::PostgreSQLTestCase include ConnectionHelper include SchemaDumpingHelper diff --git a/activerecord/test/cases/adapters/postgresql/bytea_test.rb b/activerecord/test/cases/adapters/postgresql/bytea_test.rb index 16db5ab83d..b6bb1929e6 100644 --- a/activerecord/test/cases/adapters/postgresql/bytea_test.rb +++ b/activerecord/test/cases/adapters/postgresql/bytea_test.rb @@ -1,6 +1,6 @@ require "cases/helper" -class PostgresqlByteaTest < ActiveRecord::TestCase +class PostgresqlByteaTest < ActiveRecord::PostgreSQLTestCase class ByteaDataType < ActiveRecord::Base self.table_name = 'bytea_data_type' end diff --git a/activerecord/test/cases/adapters/postgresql/change_schema_test.rb b/activerecord/test/cases/adapters/postgresql/change_schema_test.rb index 5a9796887c..bc12df668d 100644 --- a/activerecord/test/cases/adapters/postgresql/change_schema_test.rb +++ b/activerecord/test/cases/adapters/postgresql/change_schema_test.rb @@ -2,7 +2,7 @@ require 'cases/helper' module ActiveRecord class Migration - class PGChangeSchemaTest < ActiveRecord::TestCase + class PGChangeSchemaTest < ActiveRecord::PostgreSQLTestCase attr_reader :connection def setup diff --git a/activerecord/test/cases/adapters/postgresql/cidr_test.rb b/activerecord/test/cases/adapters/postgresql/cidr_test.rb index 6cb11d17b4..52f2a0096c 100644 --- a/activerecord/test/cases/adapters/postgresql/cidr_test.rb +++ b/activerecord/test/cases/adapters/postgresql/cidr_test.rb @@ -3,8 +3,8 @@ require "ipaddr" module ActiveRecord module ConnectionAdapters - class PostgreSQLAdapter - class CidrTest < ActiveRecord::TestCase + class PostgreSQLAdapter < AbstractAdapter + class CidrTest < ActiveRecord::PostgreSQLTestCase test "type casting IPAddr for database" do type = OID::Cidr.new ip = IPAddr.new("255.0.0.0/8") diff --git a/activerecord/test/cases/adapters/postgresql/citext_test.rb b/activerecord/test/cases/adapters/postgresql/citext_test.rb index f706847890..bd62041e79 100644 --- a/activerecord/test/cases/adapters/postgresql/citext_test.rb +++ b/activerecord/test/cases/adapters/postgresql/citext_test.rb @@ -2,7 +2,7 @@ require 'cases/helper' require 'support/schema_dumping_helper' if ActiveRecord::Base.connection.supports_extensions? - class PostgresqlCitextTest < ActiveRecord::TestCase + class PostgresqlCitextTest < ActiveRecord::PostgreSQLTestCase include SchemaDumpingHelper class Citext < ActiveRecord::Base self.table_name = 'citexts' diff --git a/activerecord/test/cases/adapters/postgresql/collation_test.rb b/activerecord/test/cases/adapters/postgresql/collation_test.rb index 17ef5f304c..8470329c35 100644 --- a/activerecord/test/cases/adapters/postgresql/collation_test.rb +++ b/activerecord/test/cases/adapters/postgresql/collation_test.rb @@ -1,7 +1,7 @@ require "cases/helper" require 'support/schema_dumping_helper' -class PostgresqlCollationTest < ActiveRecord::TestCase +class PostgresqlCollationTest < ActiveRecord::PostgreSQLTestCase include SchemaDumpingHelper def setup diff --git a/activerecord/test/cases/adapters/postgresql/composite_test.rb b/activerecord/test/cases/adapters/postgresql/composite_test.rb index 16e3f90a47..1de87e5f01 100644 --- a/activerecord/test/cases/adapters/postgresql/composite_test.rb +++ b/activerecord/test/cases/adapters/postgresql/composite_test.rb @@ -40,7 +40,7 @@ end # "unknown OID 5653508: failed to recognize type of 'address'. It will be treated as String." # To take full advantage of composite types, we suggest you register your own +OID::Type+. # See PostgresqlCompositeWithCustomOIDTest -class PostgresqlCompositeTest < ActiveRecord::TestCase +class PostgresqlCompositeTest < ActiveRecord::PostgreSQLTestCase include PostgresqlCompositeBehavior def test_column @@ -77,7 +77,7 @@ class PostgresqlCompositeTest < ActiveRecord::TestCase end end -class PostgresqlCompositeWithCustomOIDTest < ActiveRecord::TestCase +class PostgresqlCompositeWithCustomOIDTest < ActiveRecord::PostgreSQLTestCase include PostgresqlCompositeBehavior class FullAddressType < ActiveRecord::Type::Value diff --git a/activerecord/test/cases/adapters/postgresql/connection_test.rb b/activerecord/test/cases/adapters/postgresql/connection_test.rb index 55ad76c8c0..d559de3e28 100644 --- a/activerecord/test/cases/adapters/postgresql/connection_test.rb +++ b/activerecord/test/cases/adapters/postgresql/connection_test.rb @@ -2,7 +2,7 @@ require "cases/helper" require 'support/connection_helper' module ActiveRecord - class PostgresqlConnectionTest < ActiveRecord::TestCase + class PostgresqlConnectionTest < ActiveRecord::PostgreSQLTestCase include ConnectionHelper class NonExistentTable < ActiveRecord::Base @@ -90,7 +90,7 @@ module ActiveRecord end def test_tables_logs_name - @connection.tables('hello') + ActiveSupport::Deprecation.silence { @connection.tables('hello') } assert_equal 'SCHEMA', @subscriber.logged[0][1] end @@ -100,7 +100,7 @@ module ActiveRecord end def test_table_exists_logs_name - @connection.table_exists?('items') + ActiveSupport::Deprecation.silence { @connection.table_exists?('items') } assert_equal 'SCHEMA', @subscriber.logged[0][1] end @@ -127,7 +127,7 @@ module ActiveRecord def test_statement_key_is_logged bind = Relation::QueryAttribute.new(nil, 1, Type::Value.new) - @connection.exec_query('SELECT $1::integer', 'SQL', [bind]) + @connection.exec_query('SELECT $1::integer', 'SQL', [bind], prepare: true) name = @subscriber.payloads.last[:statement_name] assert name res = @connection.exec_query("EXPLAIN (FORMAT JSON) EXECUTE #{name}(1)") @@ -209,5 +209,47 @@ module ActiveRecord ActiveRecord::Base.establish_connection(orig_connection.deep_merge({:variables => {:debug_print_plan => :default}})) end end + + def test_get_and_release_advisory_lock + lock_id = 5295901941911233559 + list_advisory_locks = <<-SQL + SELECT locktype, + (classid::bigint << 32) | objid::bigint AS lock_id + FROM pg_locks + WHERE locktype = 'advisory' + SQL + + got_lock = @connection.get_advisory_lock(lock_id) + assert got_lock, "get_advisory_lock should have returned true but it didn't" + + advisory_lock = @connection.query(list_advisory_locks).find {|l| l[1] == lock_id} + assert advisory_lock, + "expected to find an advisory lock with lock_id #{lock_id} but there wasn't one" + + released_lock = @connection.release_advisory_lock(lock_id) + assert released_lock, "expected release_advisory_lock to return true but it didn't" + + advisory_locks = @connection.query(list_advisory_locks).select {|l| l[1] == lock_id} + assert_empty advisory_locks, + "expected to have released advisory lock with lock_id #{lock_id} but it was still held" + end + + def test_release_non_existent_advisory_lock + fake_lock_id = 2940075057017742022 + with_warning_suppression do + released_non_existent_lock = @connection.release_advisory_lock(fake_lock_id) + assert_equal released_non_existent_lock, false, + 'expected release_advisory_lock to return false when there was no lock to release' + end + end + + protected + + def with_warning_suppression + log_level = @connection.client_min_messages + @connection.client_min_messages = 'error' + yield + @connection.client_min_messages = log_level + end end end diff --git a/activerecord/test/cases/adapters/postgresql/datatype_test.rb b/activerecord/test/cases/adapters/postgresql/datatype_test.rb index 2c14252ae4..232c25cb3b 100644 --- a/activerecord/test/cases/adapters/postgresql/datatype_test.rb +++ b/activerecord/test/cases/adapters/postgresql/datatype_test.rb @@ -11,7 +11,7 @@ end class PostgresqlLtree < ActiveRecord::Base end -class PostgresqlDataTypeTest < ActiveRecord::TestCase +class PostgresqlDataTypeTest < ActiveRecord::PostgreSQLTestCase self.use_transactional_tests = false def setup @@ -69,7 +69,7 @@ class PostgresqlDataTypeTest < ActiveRecord::TestCase end end -class PostgresqlInternalDataTypeTest < ActiveRecord::TestCase +class PostgresqlInternalDataTypeTest < ActiveRecord::PostgreSQLTestCase include DdlHelper setup do diff --git a/activerecord/test/cases/adapters/postgresql/domain_test.rb b/activerecord/test/cases/adapters/postgresql/domain_test.rb index 26e064c937..6102ddacd1 100644 --- a/activerecord/test/cases/adapters/postgresql/domain_test.rb +++ b/activerecord/test/cases/adapters/postgresql/domain_test.rb @@ -1,7 +1,7 @@ require "cases/helper" require 'support/connection_helper' -class PostgresqlDomainTest < ActiveRecord::TestCase +class PostgresqlDomainTest < ActiveRecord::PostgreSQLTestCase include ConnectionHelper class PostgresqlDomain < ActiveRecord::Base diff --git a/activerecord/test/cases/adapters/postgresql/enum_test.rb b/activerecord/test/cases/adapters/postgresql/enum_test.rb index ed084483bc..6816a6514b 100644 --- a/activerecord/test/cases/adapters/postgresql/enum_test.rb +++ b/activerecord/test/cases/adapters/postgresql/enum_test.rb @@ -1,7 +1,7 @@ require "cases/helper" require 'support/connection_helper' -class PostgresqlEnumTest < ActiveRecord::TestCase +class PostgresqlEnumTest < ActiveRecord::PostgreSQLTestCase include ConnectionHelper class PostgresqlEnum < ActiveRecord::Base diff --git a/activerecord/test/cases/adapters/postgresql/explain_test.rb b/activerecord/test/cases/adapters/postgresql/explain_test.rb index 6ffb4c9f33..4d0fd640aa 100644 --- a/activerecord/test/cases/adapters/postgresql/explain_test.rb +++ b/activerecord/test/cases/adapters/postgresql/explain_test.rb @@ -2,25 +2,19 @@ require "cases/helper" require 'models/developer' require 'models/computer' -module ActiveRecord - module ConnectionAdapters - class PostgreSQLAdapter - class ExplainTest < ActiveRecord::TestCase - fixtures :developers +class PostgreSQLExplainTest < ActiveRecord::PostgreSQLTestCase + fixtures :developers - def test_explain_for_one_query - explain = Developer.where(:id => 1).explain - assert_match %(EXPLAIN for: SELECT "developers".* FROM "developers" WHERE "developers"."id" = $1), explain - assert_match %(QUERY PLAN), explain - end + def test_explain_for_one_query + explain = Developer.where(:id => 1).explain + assert_match %(EXPLAIN for: SELECT "developers".* FROM "developers" WHERE "developers"."id" = $1), explain + assert_match %(QUERY PLAN), explain + end - def test_explain_with_eager_loading - explain = Developer.where(:id => 1).includes(:audit_logs).explain - assert_match %(QUERY PLAN), explain - assert_match %(EXPLAIN for: SELECT "developers".* FROM "developers" WHERE "developers"."id" = $1), explain - assert_match %(EXPLAIN for: SELECT "audit_logs".* FROM "audit_logs" WHERE "audit_logs"."developer_id" = 1), explain - end - end - end + def test_explain_with_eager_loading + explain = Developer.where(:id => 1).includes(:audit_logs).explain + assert_match %(QUERY PLAN), explain + assert_match %(EXPLAIN for: SELECT "developers".* FROM "developers" WHERE "developers"."id" = $1), explain + assert_match %(EXPLAIN for: SELECT "audit_logs".* FROM "audit_logs" WHERE "audit_logs"."developer_id" = 1), explain end end diff --git a/activerecord/test/cases/adapters/postgresql/extension_migration_test.rb b/activerecord/test/cases/adapters/postgresql/extension_migration_test.rb index 06d427f464..b2a805333c 100644 --- a/activerecord/test/cases/adapters/postgresql/extension_migration_test.rb +++ b/activerecord/test/cases/adapters/postgresql/extension_migration_test.rb @@ -1,15 +1,15 @@ require "cases/helper" -class PostgresqlExtensionMigrationTest < ActiveRecord::TestCase +class PostgresqlExtensionMigrationTest < ActiveRecord::PostgreSQLTestCase self.use_transactional_tests = false - class EnableHstore < ActiveRecord::Migration + class EnableHstore < ActiveRecord::Migration::Current def change enable_extension "hstore" end end - class DisableHstore < ActiveRecord::Migration + class DisableHstore < ActiveRecord::Migration::Current def change disable_extension "hstore" end diff --git a/activerecord/test/cases/adapters/postgresql/full_text_test.rb b/activerecord/test/cases/adapters/postgresql/full_text_test.rb index b83063c94e..bde7513339 100644 --- a/activerecord/test/cases/adapters/postgresql/full_text_test.rb +++ b/activerecord/test/cases/adapters/postgresql/full_text_test.rb @@ -1,7 +1,7 @@ require "cases/helper" require 'support/schema_dumping_helper' -class PostgresqlFullTextTest < ActiveRecord::TestCase +class PostgresqlFullTextTest < ActiveRecord::PostgreSQLTestCase include SchemaDumpingHelper class Tsvector < ActiveRecord::Base; end diff --git a/activerecord/test/cases/adapters/postgresql/geometric_test.rb b/activerecord/test/cases/adapters/postgresql/geometric_test.rb index 41e9572907..9e250c2b7c 100644 --- a/activerecord/test/cases/adapters/postgresql/geometric_test.rb +++ b/activerecord/test/cases/adapters/postgresql/geometric_test.rb @@ -2,11 +2,19 @@ require "cases/helper" require 'support/connection_helper' require 'support/schema_dumping_helper' -class PostgresqlPointTest < ActiveRecord::TestCase +class PostgresqlPointTest < ActiveRecord::PostgreSQLTestCase include ConnectionHelper include SchemaDumpingHelper - class PostgresqlPoint < ActiveRecord::Base; end + class PostgresqlPoint < ActiveRecord::Base + attribute :x, :point + attribute :y, :point + attribute :z, :point + attribute :array_of_points, :point, array: true + attribute :legacy_x, :legacy_point + attribute :legacy_y, :legacy_point + attribute :legacy_z, :legacy_point + end def setup @connection = ActiveRecord::Base.connection @@ -14,11 +22,27 @@ class PostgresqlPointTest < ActiveRecord::TestCase t.point :x t.point :y, default: [12.2, 13.3] t.point :z, default: "(14.4,15.5)" + t.point :array_of_points, array: true + t.point :legacy_x + t.point :legacy_y, default: [12.2, 13.3] + t.point :legacy_z, default: "(14.4,15.5)" + end + @connection.create_table('deprecated_points') do |t| + t.point :x end end teardown do @connection.drop_table 'postgresql_points', if_exists: true + @connection.drop_table 'deprecated_points', if_exists: true + end + + class DeprecatedPoint < ActiveRecord::Base; end + + def test_deprecated_legacy_type + assert_deprecated do + DeprecatedPoint.new + end end def test_column @@ -32,11 +56,11 @@ class PostgresqlPointTest < ActiveRecord::TestCase end def test_default - assert_equal [12.2, 13.3], PostgresqlPoint.column_defaults['y'] - assert_equal [12.2, 13.3], PostgresqlPoint.new.y + assert_equal ActiveRecord::Point.new(12.2, 13.3), PostgresqlPoint.column_defaults['y'] + assert_equal ActiveRecord::Point.new(12.2, 13.3), PostgresqlPoint.new.y - assert_equal [14.4, 15.5], PostgresqlPoint.column_defaults['z'] - assert_equal [14.4, 15.5], PostgresqlPoint.new.z + assert_equal ActiveRecord::Point.new(14.4, 15.5), PostgresqlPoint.column_defaults['z'] + assert_equal ActiveRecord::Point.new(14.4, 15.5), PostgresqlPoint.new.z end def test_schema_dumping @@ -49,37 +73,112 @@ class PostgresqlPointTest < ActiveRecord::TestCase def test_roundtrip PostgresqlPoint.create! x: [10, 25.2] record = PostgresqlPoint.first - assert_equal [10, 25.2], record.x + assert_equal ActiveRecord::Point.new(10, 25.2), record.x - record.x = [1.1, 2.2] + record.x = ActiveRecord::Point.new(1.1, 2.2) record.save! assert record.reload - assert_equal [1.1, 2.2], record.x + assert_equal ActiveRecord::Point.new(1.1, 2.2), record.x end def test_mutation - p = PostgresqlPoint.create! x: [10, 20] + p = PostgresqlPoint.create! x: ActiveRecord::Point.new(10, 20) - p.x[1] = 25 + p.x.y = 25 p.save! p.reload - assert_equal [10.0, 25.0], p.x + assert_equal ActiveRecord::Point.new(10.0, 25.0), p.x + assert_not p.changed? + end + + def test_array_assignment + p = PostgresqlPoint.new(x: [1, 2]) + + assert_equal ActiveRecord::Point.new(1, 2), p.x + end + + def test_string_assignment + p = PostgresqlPoint.new(x: "(1, 2)") + + assert_equal ActiveRecord::Point.new(1, 2), p.x + end + + def test_array_of_points_round_trip + expected_value = [ + ActiveRecord::Point.new(1, 2), + ActiveRecord::Point.new(2, 3), + ActiveRecord::Point.new(3, 4), + ] + p = PostgresqlPoint.new(array_of_points: expected_value) + + assert_equal expected_value, p.array_of_points + p.save! + p.reload + assert_equal expected_value, p.array_of_points + end + + def test_legacy_column + column = PostgresqlPoint.columns_hash["legacy_x"] + assert_equal :point, column.type + assert_equal "point", column.sql_type + assert_not column.array? + + type = PostgresqlPoint.type_for_attribute("legacy_x") + assert_not type.binary? + end + + def test_legacy_default + assert_equal [12.2, 13.3], PostgresqlPoint.column_defaults['legacy_y'] + assert_equal [12.2, 13.3], PostgresqlPoint.new.legacy_y + + assert_equal [14.4, 15.5], PostgresqlPoint.column_defaults['legacy_z'] + assert_equal [14.4, 15.5], PostgresqlPoint.new.legacy_z + end + + def test_legacy_schema_dumping + output = dump_table_schema("postgresql_points") + assert_match %r{t\.point\s+"legacy_x"$}, output + assert_match %r{t\.point\s+"legacy_y",\s+default: \[12\.2, 13\.3\]$}, output + assert_match %r{t\.point\s+"legacy_z",\s+default: \[14\.4, 15\.5\]$}, output + end + + def test_legacy_roundtrip + PostgresqlPoint.create! legacy_x: [10, 25.2] + record = PostgresqlPoint.first + assert_equal [10, 25.2], record.legacy_x + + record.legacy_x = [1.1, 2.2] + record.save! + assert record.reload + assert_equal [1.1, 2.2], record.legacy_x + end + + def test_legacy_mutation + p = PostgresqlPoint.create! legacy_x: [10, 20] + + p.legacy_x[1] = 25 + p.save! + p.reload + + assert_equal [10.0, 25.0], p.legacy_x assert_not p.changed? end end -class PostgresqlGeometricTest < ActiveRecord::TestCase +class PostgresqlGeometricTest < ActiveRecord::PostgreSQLTestCase + include SchemaDumpingHelper + class PostgresqlGeometric < ActiveRecord::Base; end setup do @connection = ActiveRecord::Base.connection @connection.create_table("postgresql_geometrics") do |t| - t.column :a_line_segment, :lseg - t.column :a_box, :box - t.column :a_path, :path - t.column :a_polygon, :polygon - t.column :a_circle, :circle + t.lseg :a_line_segment + t.box :a_box + t.path :a_path + t.polygon :a_polygon + t.circle :a_circle end end @@ -136,4 +235,144 @@ class PostgresqlGeometricTest < ActiveRecord::TestCase objs = PostgresqlGeometric.find_by_sql "SELECT isclosed(a_path) FROM postgresql_geometrics ORDER BY id ASC" assert_equal [false, true], objs.map(&:isclosed) end + + def test_schema_dumping + output = dump_table_schema("postgresql_geometrics") + assert_match %r{t\.lseg\s+"a_line_segment"$}, output + assert_match %r{t\.box\s+"a_box"$}, output + assert_match %r{t\.path\s+"a_path"$}, output + assert_match %r{t\.polygon\s+"a_polygon"$}, output + assert_match %r{t\.circle\s+"a_circle"$}, output + end +end + +class PostgreSQLGeometricLineTest < ActiveRecord::PostgreSQLTestCase + include SchemaDumpingHelper + + class PostgresqlLine < ActiveRecord::Base; end + + setup do + unless ActiveRecord::Base.connection.send(:postgresql_version) >= 90400 + skip("line type is not fully implemented") + end + @connection = ActiveRecord::Base.connection + @connection.create_table("postgresql_lines") do |t| + t.line :a_line + end + end + + teardown do + if defined?(@connection) + @connection.drop_table 'postgresql_lines', if_exists: true + end + end + + def test_geometric_line_type + g = PostgresqlLine.new( + a_line: '{2.0, 3, 5.5}' + ) + g.save! + + h = PostgresqlLine.find(g.id) + assert_equal '{2,3,5.5}', h.a_line + end + + def test_alternative_format_line_type + g = PostgresqlLine.new( + a_line: '(2.0, 3), (4.0, 6.0)' + ) + g.save! + + h = PostgresqlLine.find(g.id) + assert_equal '{1.5,-1,0}', h.a_line + end + + def test_schema_dumping_for_line_type + output = dump_table_schema("postgresql_lines") + assert_match %r{t\.line\s+"a_line"$}, output + end +end + +class PostgreSQLGeometricTypesTest < ActiveRecord::PostgreSQLTestCase + attr_reader :connection, :table_name + + def setup + super + @connection = ActiveRecord::Base.connection + @table_name = :testings + end + + def test_creating_column_with_point_type + connection.create_table(table_name) do |t| + t.point :foo_point + end + + assert_column_exists(:foo_point) + assert_type_correct(:foo_point, :point) + end + + def test_creating_column_with_line_type + connection.create_table(table_name) do |t| + t.line :foo_line + end + + assert_column_exists(:foo_line) + assert_type_correct(:foo_line, :line) + end + + def test_creating_column_with_lseg_type + connection.create_table(table_name) do |t| + t.lseg :foo_lseg + end + + assert_column_exists(:foo_lseg) + assert_type_correct(:foo_lseg, :lseg) + end + + def test_creating_column_with_box_type + connection.create_table(table_name) do |t| + t.box :foo_box + end + + assert_column_exists(:foo_box) + assert_type_correct(:foo_box, :box) + end + + def test_creating_column_with_path_type + connection.create_table(table_name) do |t| + t.path :foo_path + end + + assert_column_exists(:foo_path) + assert_type_correct(:foo_path, :path) + end + + def test_creating_column_with_polygon_type + connection.create_table(table_name) do |t| + t.polygon :foo_polygon + end + + assert_column_exists(:foo_polygon) + assert_type_correct(:foo_polygon, :polygon) + end + + def test_creating_column_with_circle_type + connection.create_table(table_name) do |t| + t.circle :foo_circle + end + + assert_column_exists(:foo_circle) + assert_type_correct(:foo_circle, :circle) + end + + private + + def assert_column_exists(column_name) + assert connection.column_exists?(table_name, column_name) + end + + def assert_type_correct(column_name, type) + column = connection.columns(table_name).find { |c| c.name == column_name.to_s } + assert_equal type, column.type + end end diff --git a/activerecord/test/cases/adapters/postgresql/hstore_test.rb b/activerecord/test/cases/adapters/postgresql/hstore_test.rb index ad9dd311a6..27cc65a643 100644 --- a/activerecord/test/cases/adapters/postgresql/hstore_test.rb +++ b/activerecord/test/cases/adapters/postgresql/hstore_test.rb @@ -2,7 +2,7 @@ require "cases/helper" require 'support/schema_dumping_helper' if ActiveRecord::Base.connection.supports_extensions? - class PostgresqlHstoreTest < ActiveRecord::TestCase + class PostgresqlHstoreTest < ActiveRecord::PostgreSQLTestCase include SchemaDumpingHelper class Hstore < ActiveRecord::Base self.table_name = 'hstores' @@ -86,7 +86,7 @@ if ActiveRecord::Base.connection.supports_extensions? end def test_hstore_migration - hstore_migration = Class.new(ActiveRecord::Migration) do + hstore_migration = Class.new(ActiveRecord::Migration::Current) do def change change_table("hstores") do |t| t.hstore :keys diff --git a/activerecord/test/cases/adapters/postgresql/infinity_test.rb b/activerecord/test/cases/adapters/postgresql/infinity_test.rb index d9d7832094..bfda933fa4 100644 --- a/activerecord/test/cases/adapters/postgresql/infinity_test.rb +++ b/activerecord/test/cases/adapters/postgresql/infinity_test.rb @@ -1,6 +1,6 @@ require "cases/helper" -class PostgresqlInfinityTest < ActiveRecord::TestCase +class PostgresqlInfinityTest < ActiveRecord::PostgreSQLTestCase include InTimeZone class PostgresqlInfinity < ActiveRecord::Base diff --git a/activerecord/test/cases/adapters/postgresql/integer_test.rb b/activerecord/test/cases/adapters/postgresql/integer_test.rb index 679a0fc7b3..b4e55964b9 100644 --- a/activerecord/test/cases/adapters/postgresql/integer_test.rb +++ b/activerecord/test/cases/adapters/postgresql/integer_test.rb @@ -1,7 +1,7 @@ require "cases/helper" require "active_support/core_ext/numeric/bytes" -class PostgresqlIntegerTest < ActiveRecord::TestCase +class PostgresqlIntegerTest < ActiveRecord::PostgreSQLTestCase class PgInteger < ActiveRecord::Base end diff --git a/activerecord/test/cases/adapters/postgresql/json_test.rb b/activerecord/test/cases/adapters/postgresql/json_test.rb index 6878516aeb..b3b121b4fb 100644 --- a/activerecord/test/cases/adapters/postgresql/json_test.rb +++ b/activerecord/test/cases/adapters/postgresql/json_test.rb @@ -1,4 +1,3 @@ -# -*- coding: utf-8 -*- require "cases/helper" require 'support/schema_dumping_helper' @@ -188,7 +187,7 @@ module PostgresqlJSONSharedTestCases end end -class PostgresqlJSONTest < ActiveRecord::TestCase +class PostgresqlJSONTest < ActiveRecord::PostgreSQLTestCase include PostgresqlJSONSharedTestCases def column_type @@ -196,7 +195,7 @@ class PostgresqlJSONTest < ActiveRecord::TestCase end end -class PostgresqlJSONBTest < ActiveRecord::TestCase +class PostgresqlJSONBTest < ActiveRecord::PostgreSQLTestCase include PostgresqlJSONSharedTestCases def column_type diff --git a/activerecord/test/cases/adapters/postgresql/ltree_test.rb b/activerecord/test/cases/adapters/postgresql/ltree_test.rb index ce0ad16557..56516c82b4 100644 --- a/activerecord/test/cases/adapters/postgresql/ltree_test.rb +++ b/activerecord/test/cases/adapters/postgresql/ltree_test.rb @@ -1,7 +1,7 @@ require "cases/helper" require 'support/schema_dumping_helper' -class PostgresqlLtreeTest < ActiveRecord::TestCase +class PostgresqlLtreeTest < ActiveRecord::PostgreSQLTestCase include SchemaDumpingHelper class Ltree < ActiveRecord::Base self.table_name = 'ltrees' diff --git a/activerecord/test/cases/adapters/postgresql/money_test.rb b/activerecord/test/cases/adapters/postgresql/money_test.rb index cedd399380..c031178479 100644 --- a/activerecord/test/cases/adapters/postgresql/money_test.rb +++ b/activerecord/test/cases/adapters/postgresql/money_test.rb @@ -1,7 +1,7 @@ require "cases/helper" require 'support/schema_dumping_helper' -class PostgresqlMoneyTest < ActiveRecord::TestCase +class PostgresqlMoneyTest < ActiveRecord::PostgreSQLTestCase include SchemaDumpingHelper class PostgresqlMoney < ActiveRecord::Base; end @@ -56,7 +56,7 @@ class PostgresqlMoneyTest < ActiveRecord::TestCase def test_schema_dumping output = dump_table_schema("postgresql_moneys") assert_match %r{t\.money\s+"wealth",\s+scale: 2$}, output - assert_match %r{t\.money\s+"depth",\s+scale: 2,\s+default: 150\.55$}, output + assert_match %r{t\.money\s+"depth",\s+scale: 2,\s+default: "150\.55"$}, output end def test_create_and_update_money diff --git a/activerecord/test/cases/adapters/postgresql/network_test.rb b/activerecord/test/cases/adapters/postgresql/network_test.rb index 033695518e..fe6ee4e2d9 100644 --- a/activerecord/test/cases/adapters/postgresql/network_test.rb +++ b/activerecord/test/cases/adapters/postgresql/network_test.rb @@ -1,7 +1,7 @@ require "cases/helper" require 'support/schema_dumping_helper' -class PostgresqlNetworkTest < ActiveRecord::TestCase +class PostgresqlNetworkTest < ActiveRecord::PostgreSQLTestCase include SchemaDumpingHelper class PostgresqlNetworkAddress < ActiveRecord::Base; end diff --git a/activerecord/test/cases/adapters/postgresql/numbers_test.rb b/activerecord/test/cases/adapters/postgresql/numbers_test.rb index d8e01e3b89..ba7e7dc9a3 100644 --- a/activerecord/test/cases/adapters/postgresql/numbers_test.rb +++ b/activerecord/test/cases/adapters/postgresql/numbers_test.rb @@ -1,6 +1,6 @@ require "cases/helper" -class PostgresqlNumberTest < ActiveRecord::TestCase +class PostgresqlNumberTest < ActiveRecord::PostgreSQLTestCase class PostgresqlNumber < ActiveRecord::Base; end setup do diff --git a/activerecord/test/cases/adapters/postgresql/postgresql_adapter_test.rb b/activerecord/test/cases/adapters/postgresql/postgresql_adapter_test.rb index 9a1b889d4d..f1995b243a 100644 --- a/activerecord/test/cases/adapters/postgresql/postgresql_adapter_test.rb +++ b/activerecord/test/cases/adapters/postgresql/postgresql_adapter_test.rb @@ -4,7 +4,7 @@ require 'support/connection_helper' module ActiveRecord module ConnectionAdapters - class PostgreSQLAdapterTest < ActiveRecord::TestCase + class PostgreSQLAdapterTest < ActiveRecord::PostgreSQLTestCase include DdlHelper include ConnectionHelper @@ -123,10 +123,24 @@ module ActiveRecord assert_equal expect.to_i, result.rows.first.first end + def test_exec_insert_default_values_with_returning_disabled_and_no_sequence_name_given + connection = connection_without_insert_returning + result = connection.exec_insert("insert into postgresql_partitioned_table_parent DEFAULT VALUES", nil, [], 'id') + expect = connection.query('select max(id) from postgresql_partitioned_table_parent').first.first + assert_equal expect.to_i, result.rows.first.first + end + + def test_exec_insert_default_values_quoted_schema_with_returning_disabled_and_no_sequence_name_given + connection = connection_without_insert_returning + result = connection.exec_insert('insert into "public"."postgresql_partitioned_table_parent" DEFAULT VALUES', nil, [], 'id') + expect = connection.query('select max(id) from postgresql_partitioned_table_parent').first.first + assert_equal expect.to_i, result.rows.first.first + end + def test_sql_for_insert_with_returning_disabled connection = connection_without_insert_returning - result = connection.sql_for_insert('sql', nil, nil, nil, 'binds') - assert_equal ['sql', 'binds'], result + sql, binds = connection.sql_for_insert('sql', nil, nil, nil, 'binds') + assert_equal ['sql', 'binds'], [sql, binds] end def test_serial_sequence @@ -308,11 +322,6 @@ module ActiveRecord end end - def test_substitute_at - bind = @connection.substitute_at(nil) - assert_equal Arel.sql('$1'), bind.to_sql - end - def test_partial_index with_example_table do @connection.add_index 'ex', %w{ id number }, :name => 'partial', :where => "number > 100" diff --git a/activerecord/test/cases/adapters/postgresql/quoting_test.rb b/activerecord/test/cases/adapters/postgresql/quoting_test.rb index e4420d9d13..5e6f4dbbb8 100644 --- a/activerecord/test/cases/adapters/postgresql/quoting_test.rb +++ b/activerecord/test/cases/adapters/postgresql/quoting_test.rb @@ -4,7 +4,7 @@ require 'ipaddr' module ActiveRecord module ConnectionAdapters class PostgreSQLAdapter - class QuotingTest < ActiveRecord::TestCase + class QuotingTest < ActiveRecord::PostgreSQLTestCase def setup @conn = ActiveRecord::Base.connection end diff --git a/activerecord/test/cases/adapters/postgresql/range_test.rb b/activerecord/test/cases/adapters/postgresql/range_test.rb index bbf96278b0..0edfa4ed9d 100644 --- a/activerecord/test/cases/adapters/postgresql/range_test.rb +++ b/activerecord/test/cases/adapters/postgresql/range_test.rb @@ -1,14 +1,16 @@ require "cases/helper" require 'support/connection_helper' -if ActiveRecord::Base.connection.supports_ranges? +if ActiveRecord::Base.connection.respond_to?(:supports_ranges?) && ActiveRecord::Base.connection.supports_ranges? class PostgresqlRange < ActiveRecord::Base self.table_name = "postgresql_ranges" + self.time_zone_aware_types += [:tsrange, :tstzrange] end - class PostgresqlRangeTest < ActiveRecord::TestCase + class PostgresqlRangeTest < ActiveRecord::PostgreSQLTestCase self.use_transactional_tests = false include ConnectionHelper + include InTimeZone def setup @connection = PostgresqlRange.connection @@ -160,6 +162,26 @@ _SQL assert_nil @empty_range.float_range end + def test_timezone_awareness_tzrange + tz = "Pacific Time (US & Canada)" + + in_time_zone tz do + PostgresqlRange.reset_column_information + time_string = Time.current.to_s + time = Time.zone.parse(time_string) + + record = PostgresqlRange.new(tstz_range: time_string..time_string) + assert_equal time..time, record.tstz_range + assert_equal ActiveSupport::TimeZone[tz], record.tstz_range.begin.time_zone + + record.save! + record.reload + + assert_equal time..time, record.tstz_range + assert_equal ActiveSupport::TimeZone[tz], record.tstz_range.begin.time_zone + end + end + def test_create_tstzrange tstzrange = Time.parse('2010-01-01 14:30:00 +0100')...Time.parse('2011-02-02 14:30:00 CDT') round_trip(@new_range, :tstz_range, tstzrange) @@ -188,6 +210,26 @@ _SQL Time.send(tz, 2010, 1, 1, 14, 30, 0)...Time.send(tz, 2010, 1, 1, 14, 30, 0)) end + def test_timezone_awareness_tsrange + tz = "Pacific Time (US & Canada)" + + in_time_zone tz do + PostgresqlRange.reset_column_information + time_string = Time.current.to_s + time = Time.zone.parse(time_string) + + record = PostgresqlRange.new(ts_range: time_string..time_string) + assert_equal time..time, record.ts_range + assert_equal ActiveSupport::TimeZone[tz], record.ts_range.begin.time_zone + + record.save! + record.reload + + assert_equal time..time, record.ts_range + assert_equal ActiveSupport::TimeZone[tz], record.ts_range.begin.time_zone + end + end + def test_create_numrange assert_equal_round_trip(@new_range, :num_range, BigDecimal.new('0.5')...BigDecimal.new('1')) diff --git a/activerecord/test/cases/adapters/postgresql/referential_integrity_test.rb b/activerecord/test/cases/adapters/postgresql/referential_integrity_test.rb index 7200ed2771..c895ab9db5 100644 --- a/activerecord/test/cases/adapters/postgresql/referential_integrity_test.rb +++ b/activerecord/test/cases/adapters/postgresql/referential_integrity_test.rb @@ -1,7 +1,7 @@ require 'cases/helper' require 'support/connection_helper' -class PostgreSQLReferentialIntegrityTest < ActiveRecord::TestCase +class PostgreSQLReferentialIntegrityTest < ActiveRecord::PostgreSQLTestCase self.use_transactional_tests = false include ConnectionHelper diff --git a/activerecord/test/cases/adapters/postgresql/rename_table_test.rb b/activerecord/test/cases/adapters/postgresql/rename_table_test.rb index f507328868..bd64bae308 100644 --- a/activerecord/test/cases/adapters/postgresql/rename_table_test.rb +++ b/activerecord/test/cases/adapters/postgresql/rename_table_test.rb @@ -1,6 +1,6 @@ require "cases/helper" -class PostgresqlRenameTableTest < ActiveRecord::TestCase +class PostgresqlRenameTableTest < ActiveRecord::PostgreSQLTestCase def setup @connection = ActiveRecord::Base.connection @connection.create_table :before_rename, force: true diff --git a/activerecord/test/cases/adapters/postgresql/schema_authorization_test.rb b/activerecord/test/cases/adapters/postgresql/schema_authorization_test.rb index 359a45bbd1..a0afd922b2 100644 --- a/activerecord/test/cases/adapters/postgresql/schema_authorization_test.rb +++ b/activerecord/test/cases/adapters/postgresql/schema_authorization_test.rb @@ -3,7 +3,7 @@ require "cases/helper" class SchemaThing < ActiveRecord::Base end -class SchemaAuthorizationTest < ActiveRecord::TestCase +class SchemaAuthorizationTest < ActiveRecord::PostgreSQLTestCase self.use_transactional_tests = false TABLE_NAME = 'schema_things' @@ -31,7 +31,7 @@ class SchemaAuthorizationTest < ActiveRecord::TestCase set_session_auth @connection.execute "RESET search_path" USERS.each do |u| - @connection.execute "DROP SCHEMA #{u} CASCADE" + @connection.drop_schema u @connection.execute "DROP USER #{u}" end end diff --git a/activerecord/test/cases/adapters/postgresql/schema_test.rb b/activerecord/test/cases/adapters/postgresql/schema_test.rb index f925dcad97..4aeca4d709 100644 --- a/activerecord/test/cases/adapters/postgresql/schema_test.rb +++ b/activerecord/test/cases/adapters/postgresql/schema_test.rb @@ -2,7 +2,19 @@ require "cases/helper" require 'models/default' require 'support/schema_dumping_helper' -class SchemaTest < ActiveRecord::TestCase +module PGSchemaHelper + def with_schema_search_path(schema_search_path) + @connection.schema_search_path = schema_search_path + @connection.schema_cache.clear! + yield if block_given? + ensure + @connection.schema_search_path = "'$user', public" + @connection.schema_cache.clear! + end +end + +class SchemaTest < ActiveRecord::PostgreSQLTestCase + include PGSchemaHelper self.use_transactional_tests = false SCHEMA_NAME = 'test_schema' @@ -84,8 +96,8 @@ class SchemaTest < ActiveRecord::TestCase end teardown do - @connection.execute "DROP SCHEMA #{SCHEMA2_NAME} CASCADE" - @connection.execute "DROP SCHEMA #{SCHEMA_NAME} CASCADE" + @connection.drop_schema SCHEMA2_NAME, if_exists: true + @connection.drop_schema SCHEMA_NAME, if_exists: true end def test_schema_names @@ -121,10 +133,17 @@ class SchemaTest < ActiveRecord::TestCase assert !@connection.schema_names.include?("test_schema3") end + def test_drop_schema_if_exists + @connection.create_schema "some_schema" + assert_includes @connection.schema_names, "some_schema" + @connection.drop_schema "some_schema", if_exists: true + assert_not_includes @connection.schema_names, "some_schema" + end + def test_habtm_table_name_with_schema + ActiveRecord::Base.connection.drop_schema "music", if_exists: true + ActiveRecord::Base.connection.create_schema "music" ActiveRecord::Base.connection.execute <<-SQL - DROP SCHEMA IF EXISTS music CASCADE; - CREATE SCHEMA music; CREATE TABLE music.albums (id serial primary key); CREATE TABLE music.songs (id serial primary key); CREATE TABLE music.albums_songs (album_id integer, song_id integer); @@ -134,18 +153,22 @@ class SchemaTest < ActiveRecord::TestCase Album.create assert_equal song, Song.includes(:albums).references(:albums).first ensure - ActiveRecord::Base.connection.execute "DROP SCHEMA music CASCADE;" + ActiveRecord::Base.connection.drop_schema "music", if_exists: true end - def test_raise_drop_schema_with_nonexisting_schema + def test_drop_schema_with_nonexisting_schema assert_raises(ActiveRecord::StatementInvalid) do - @connection.drop_schema "test_schema3" + @connection.drop_schema "idontexist" + end + + assert_nothing_raised do + @connection.drop_schema "idontexist", if_exists: true end end def test_raise_wraped_exception_on_bad_prepare assert_raises(ActiveRecord::StatementInvalid) do - @connection.exec_query "select * from developers where id = ?", 'sql', [[nil, 1]] + @connection.exec_query "select * from developers where id = ?", 'sql', [bind_param(1)] end end @@ -161,42 +184,42 @@ class SchemaTest < ActiveRecord::TestCase @connection.exec_query("alter table developers drop column zomg", 'sql', []) if altered end - def test_table_exists? + def test_data_source_exists? [Thing1, Thing2, Thing3, Thing4].each do |klass| name = klass.table_name - assert @connection.table_exists?(name), "'#{name}' table should exist" + assert @connection.data_source_exists?(name), "'#{name}' data_source should exist" end end - def test_table_exists_when_on_schema_search_path + def test_data_source_exists_when_on_schema_search_path with_schema_search_path(SCHEMA_NAME) do - assert(@connection.table_exists?(TABLE_NAME), "table should exist and be found") + assert(@connection.data_source_exists?(TABLE_NAME), "data_source should exist and be found") end end - def test_table_exists_when_not_on_schema_search_path + def test_data_source_exists_when_not_on_schema_search_path with_schema_search_path('PUBLIC') do - assert(!@connection.table_exists?(TABLE_NAME), "table exists but should not be found") + assert(!@connection.data_source_exists?(TABLE_NAME), "data_source exists but should not be found") end end - def test_table_exists_wrong_schema - assert(!@connection.table_exists?("foo.things"), "table should not exist") + def test_data_source_exists_wrong_schema + assert(!@connection.data_source_exists?("foo.things"), "data_source should not exist") end - def test_table_exists_quoted_names + def test_data_source_exists_quoted_names [ %("#{SCHEMA_NAME}"."#{TABLE_NAME}"), %(#{SCHEMA_NAME}."#{TABLE_NAME}"), %(#{SCHEMA_NAME}."#{TABLE_NAME}")].each do |given| - assert(@connection.table_exists?(given), "table should exist when specified as #{given}") + assert(@connection.data_source_exists?(given), "data_source should exist when specified as #{given}") end with_schema_search_path(SCHEMA_NAME) do given = %("#{TABLE_NAME}") - assert(@connection.table_exists?(given), "table should exist when specified as #{given}") + assert(@connection.data_source_exists?(given), "data_source should exist when specified as #{given}") end end - def test_table_exists_quoted_table + def test_data_source_exists_quoted_table with_schema_search_path(SCHEMA_NAME) do - assert(@connection.table_exists?('"things.table"'), "table should exist") + assert(@connection.data_source_exists?('"things.table"'), "data_source should exist") end end @@ -298,16 +321,33 @@ class SchemaTest < ActiveRecord::TestCase do_dump_index_tests_for_schema("public, #{SCHEMA_NAME}", INDEX_A_COLUMN, INDEX_B_COLUMN_S1, INDEX_D_COLUMN, INDEX_E_COLUMN) end + def test_dump_indexes_for_table_with_scheme_specified_in_name + indexes = @connection.indexes("#{SCHEMA_NAME}.#{TABLE_NAME}") + assert_equal 4, indexes.size + end + def test_with_uppercase_index_name @connection.execute "CREATE INDEX \"things_Index\" ON #{SCHEMA_NAME}.things (name)" - assert_nothing_raised { @connection.remove_index! "things", "#{SCHEMA_NAME}.things_Index"} - @connection.execute "CREATE INDEX \"things_Index\" ON #{SCHEMA_NAME}.things (name)" with_schema_search_path SCHEMA_NAME do - assert_nothing_raised { @connection.remove_index! "things", "things_Index"} + assert_nothing_raised { @connection.remove_index "things", name: "things_Index"} end end + def test_remove_index_when_schema_specified + @connection.execute "CREATE INDEX \"things_Index\" ON #{SCHEMA_NAME}.things (name)" + assert_nothing_raised { @connection.remove_index "things", name: "#{SCHEMA_NAME}.things_Index" } + + @connection.execute "CREATE INDEX \"things_Index\" ON #{SCHEMA_NAME}.things (name)" + assert_nothing_raised { @connection.remove_index "#{SCHEMA_NAME}.things", name: "things_Index" } + + @connection.execute "CREATE INDEX \"things_Index\" ON #{SCHEMA_NAME}.things (name)" + assert_nothing_raised { @connection.remove_index "#{SCHEMA_NAME}.things", name: "#{SCHEMA_NAME}.things_Index" } + + @connection.execute "CREATE INDEX \"things_Index\" ON #{SCHEMA_NAME}.things (name)" + assert_raises(ArgumentError) { @connection.remove_index "#{SCHEMA2_NAME}.things", name: "#{SCHEMA_NAME}.things_Index" } + end + def test_primary_key_with_schema_specified [ %("#{SCHEMA_NAME}"."#{PK_TABLE_NAME}"), @@ -404,13 +444,6 @@ class SchemaTest < ActiveRecord::TestCase end end - def with_schema_search_path(schema_search_path) - @connection.schema_search_path = schema_search_path - yield if block_given? - ensure - @connection.schema_search_path = "'$user', public" - end - def do_dump_index_tests_for_schema(this_schema_name, first_index_column_name, second_index_column_name, third_index_column_name, fourth_index_column_name) with_schema_search_path(this_schema_name) do indexes = @connection.indexes(TABLE_NAME).sort_by(&:name) @@ -441,7 +474,7 @@ class SchemaTest < ActiveRecord::TestCase end end -class SchemaForeignKeyTest < ActiveRecord::TestCase +class SchemaForeignKeyTest < ActiveRecord::PostgreSQLTestCase include SchemaDumpingHelper setup do @@ -462,14 +495,14 @@ class SchemaForeignKeyTest < ActiveRecord::TestCase ensure @connection.drop_table "wagons", if_exists: true @connection.drop_table "my_schema.trains", if_exists: true - @connection.execute "DROP SCHEMA IF EXISTS my_schema" + @connection.drop_schema "my_schema", if_exists: true end end -class DefaultsUsingMultipleSchemasAndDomainTest < ActiveSupport::TestCase +class DefaultsUsingMultipleSchemasAndDomainTest < ActiveRecord::PostgreSQLTestCase setup do @connection = ActiveRecord::Base.connection - @connection.execute "DROP SCHEMA IF EXISTS schema_1 CASCADE" + @connection.drop_schema "schema_1", if_exists: true @connection.execute "CREATE SCHEMA schema_1" @connection.execute "CREATE DOMAIN schema_1.text AS text" @connection.execute "CREATE DOMAIN schema_1.varchar AS varchar" @@ -480,13 +513,14 @@ class DefaultsUsingMultipleSchemasAndDomainTest < ActiveSupport::TestCase @connection.create_table "defaults" do |t| t.text "text_col", default: "some value" t.string "string_col", default: "some value" + t.decimal "decimal_col", default: "3.14159265358979323846" end Default.reset_column_information end teardown do @connection.schema_search_path = @old_search_path - @connection.execute "DROP SCHEMA IF EXISTS schema_1 CASCADE" + @connection.drop_schema "schema_1", if_exists: true Default.reset_column_information end @@ -498,6 +532,10 @@ class DefaultsUsingMultipleSchemasAndDomainTest < ActiveSupport::TestCase assert_equal "some value", Default.new.string_col, "Default of string column was not correctly parsed" end + def test_decimal_defaults_in_new_schema_when_overriding_domain + assert_equal BigDecimal.new("3.14159265358979323846"), Default.new.decimal_col, "Default of decimal column was not correctly parsed" + end + def test_bpchar_defaults_in_new_schema_when_overriding_domain @connection.execute "ALTER TABLE defaults ADD bpchar_col bpchar DEFAULT 'some value'" Default.reset_column_information @@ -514,3 +552,40 @@ class DefaultsUsingMultipleSchemasAndDomainTest < ActiveSupport::TestCase assert_equal "foo'::bar", Default.new.string_col end end + +class SchemaWithDotsTest < ActiveRecord::PostgreSQLTestCase + include PGSchemaHelper + self.use_transactional_tests = false + + setup do + @connection = ActiveRecord::Base.connection + @connection.create_schema "my.schema" + end + + teardown do + @connection.drop_schema "my.schema", if_exists: true + end + + test "rename_table" do + with_schema_search_path('"my.schema"') do + @connection.create_table :posts + @connection.rename_table :posts, :articles + assert_equal ["articles"], @connection.tables + end + end + + test "Active Record basics" do + with_schema_search_path('"my.schema"') do + @connection.create_table :articles do |t| + t.string :title + end + article_class = Class.new(ActiveRecord::Base) do + self.table_name = '"my.schema".articles' + end + + article_class.create!(title: "zOMG, welcome to my blorgh!") + welcome_article = article_class.last + assert_equal "zOMG, welcome to my blorgh!", welcome_article.title + end + end +end diff --git a/activerecord/test/cases/adapters/postgresql/serial_test.rb b/activerecord/test/cases/adapters/postgresql/serial_test.rb index 458a8dae6c..7d30db247b 100644 --- a/activerecord/test/cases/adapters/postgresql/serial_test.rb +++ b/activerecord/test/cases/adapters/postgresql/serial_test.rb @@ -1,7 +1,7 @@ require "cases/helper" require 'support/schema_dumping_helper' -class PostgresqlSerialTest < ActiveRecord::TestCase +class PostgresqlSerialTest < ActiveRecord::PostgreSQLTestCase include SchemaDumpingHelper class PostgresqlSerial < ActiveRecord::Base; end @@ -30,7 +30,7 @@ class PostgresqlSerialTest < ActiveRecord::TestCase end end -class PostgresqlBigSerialTest < ActiveRecord::TestCase +class PostgresqlBigSerialTest < ActiveRecord::PostgreSQLTestCase include SchemaDumpingHelper class PostgresqlBigSerial < ActiveRecord::Base; end diff --git a/activerecord/test/cases/adapters/postgresql/statement_pool_test.rb b/activerecord/test/cases/adapters/postgresql/statement_pool_test.rb index 1497b0abc7..5aab246c99 100644 --- a/activerecord/test/cases/adapters/postgresql/statement_pool_test.rb +++ b/activerecord/test/cases/adapters/postgresql/statement_pool_test.rb @@ -13,7 +13,7 @@ module ActiveRecord end end - class StatementPoolTest < ActiveRecord::TestCase + class StatementPoolTest < ActiveRecord::PostgreSQLTestCase if Process.respond_to?(:fork) def test_cache_is_per_pid cache = StatementPool.new nil, 10 diff --git a/activerecord/test/cases/adapters/postgresql/timestamp_test.rb b/activerecord/test/cases/adapters/postgresql/timestamp_test.rb index a639f98272..4c4866b46b 100644 --- a/activerecord/test/cases/adapters/postgresql/timestamp_test.rb +++ b/activerecord/test/cases/adapters/postgresql/timestamp_test.rb @@ -2,7 +2,7 @@ require 'cases/helper' require 'models/developer' require 'models/topic' -class PostgresqlTimestampTest < ActiveRecord::TestCase +class PostgresqlTimestampTest < ActiveRecord::PostgreSQLTestCase class PostgresqlTimestampWithZone < ActiveRecord::Base; end self.use_transactional_tests = false @@ -43,7 +43,7 @@ class PostgresqlTimestampTest < ActiveRecord::TestCase end end -class TimestampTest < ActiveRecord::TestCase +class PostgresqlTimestampFixtureTest < ActiveRecord::PostgreSQLTestCase fixtures :topics def test_group_by_date diff --git a/activerecord/test/cases/adapters/postgresql/type_lookup_test.rb b/activerecord/test/cases/adapters/postgresql/type_lookup_test.rb index c0907b8f21..77a99ca778 100644 --- a/activerecord/test/cases/adapters/postgresql/type_lookup_test.rb +++ b/activerecord/test/cases/adapters/postgresql/type_lookup_test.rb @@ -1,6 +1,6 @@ require 'cases/helper' -class PostgresqlTypeLookupTest < ActiveRecord::TestCase +class PostgresqlTypeLookupTest < ActiveRecord::PostgreSQLTestCase setup do @connection = ActiveRecord::Base.connection end diff --git a/activerecord/test/cases/adapters/postgresql/utils_test.rb b/activerecord/test/cases/adapters/postgresql/utils_test.rb index 3fdb6888d9..095c1826e5 100644 --- a/activerecord/test/cases/adapters/postgresql/utils_test.rb +++ b/activerecord/test/cases/adapters/postgresql/utils_test.rb @@ -1,6 +1,7 @@ require 'cases/helper' +require 'active_record/connection_adapters/postgresql/utils' -class PostgreSQLUtilsTest < ActiveSupport::TestCase +class PostgreSQLUtilsTest < ActiveRecord::PostgreSQLTestCase Name = ActiveRecord::ConnectionAdapters::PostgreSQL::Name include ActiveRecord::ConnectionAdapters::PostgreSQL::Utils @@ -20,7 +21,7 @@ class PostgreSQLUtilsTest < ActiveSupport::TestCase end end -class PostgreSQLNameTest < ActiveSupport::TestCase +class PostgreSQLNameTest < ActiveRecord::PostgreSQLTestCase Name = ActiveRecord::ConnectionAdapters::PostgreSQL::Name test "represents itself as schema.name" do diff --git a/activerecord/test/cases/adapters/postgresql/uuid_test.rb b/activerecord/test/cases/adapters/postgresql/uuid_test.rb index e9379a1019..7628075ad2 100644 --- a/activerecord/test/cases/adapters/postgresql/uuid_test.rb +++ b/activerecord/test/cases/adapters/postgresql/uuid_test.rb @@ -11,7 +11,7 @@ module PostgresqlUUIDHelper end end -class PostgresqlUUIDTest < ActiveRecord::TestCase +class PostgresqlUUIDTest < ActiveRecord::PostgreSQLTestCase include PostgresqlUUIDHelper include SchemaDumpingHelper @@ -20,6 +20,8 @@ class PostgresqlUUIDTest < ActiveRecord::TestCase end setup do + enable_extension!('uuid-ossp', connection) + connection.create_table "uuid_data_type" do |t| t.uuid 'guid' end @@ -135,7 +137,7 @@ class PostgresqlUUIDTest < ActiveRecord::TestCase end end -class PostgresqlUUIDGenerationTest < ActiveRecord::TestCase +class PostgresqlUUIDGenerationTest < ActiveRecord::PostgreSQLTestCase include PostgresqlUUIDHelper include SchemaDumpingHelper @@ -144,8 +146,6 @@ class PostgresqlUUIDGenerationTest < ActiveRecord::TestCase end setup do - enable_extension!('uuid-ossp', connection) - connection.create_table('pg_uuids', id: :uuid, default: 'uuid_generate_v1()') do |t| t.string 'name' t.uuid 'other_uuid', default: 'uuid_generate_v4()' @@ -170,7 +170,6 @@ class PostgresqlUUIDGenerationTest < ActiveRecord::TestCase drop_table "pg_uuids" drop_table 'pg_uuids_2' connection.execute 'DROP FUNCTION IF EXISTS my_uuid_generator();' - disable_extension!('uuid-ossp', connection) end if ActiveRecord::Base.connection.supports_extensions? @@ -198,25 +197,23 @@ class PostgresqlUUIDGenerationTest < ActiveRecord::TestCase def test_schema_dumper_for_uuid_primary_key schema = dump_table_schema "pg_uuids" - assert_match(/\bcreate_table "pg_uuids", id: :uuid, default: "uuid_generate_v1\(\)"/, schema) - assert_match(/t\.uuid "other_uuid", default: "uuid_generate_v4\(\)"/, schema) + assert_match(/\bcreate_table "pg_uuids", id: :uuid, default: -> { "uuid_generate_v1\(\)" }/, schema) + assert_match(/t\.uuid "other_uuid", default: -> { "uuid_generate_v4\(\)" }/, schema) end def test_schema_dumper_for_uuid_primary_key_with_custom_default schema = dump_table_schema "pg_uuids_2" - assert_match(/\bcreate_table "pg_uuids_2", id: :uuid, default: "my_uuid_generator\(\)"/, schema) - assert_match(/t\.uuid "other_uuid_2", default: "my_uuid_generator\(\)"/, schema) + assert_match(/\bcreate_table "pg_uuids_2", id: :uuid, default: -> { "my_uuid_generator\(\)" }/, schema) + assert_match(/t\.uuid "other_uuid_2", default: -> { "my_uuid_generator\(\)" }/, schema) end end end -class PostgresqlUUIDTestNilDefault < ActiveRecord::TestCase +class PostgresqlUUIDTestNilDefault < ActiveRecord::PostgreSQLTestCase include PostgresqlUUIDHelper include SchemaDumpingHelper setup do - enable_extension!('uuid-ossp', connection) - connection.create_table('pg_uuids', id: false) do |t| t.primary_key :id, :uuid, default: nil t.string 'name' @@ -225,7 +222,6 @@ class PostgresqlUUIDTestNilDefault < ActiveRecord::TestCase teardown do drop_table "pg_uuids" - disable_extension!('uuid-ossp', connection) end if ActiveRecord::Base.connection.supports_extensions? @@ -244,7 +240,7 @@ class PostgresqlUUIDTestNilDefault < ActiveRecord::TestCase end end -class PostgresqlUUIDTestInverseOf < ActiveRecord::TestCase +class PostgresqlUUIDTestInverseOf < ActiveRecord::PostgreSQLTestCase include PostgresqlUUIDHelper class UuidPost < ActiveRecord::Base @@ -258,8 +254,6 @@ class PostgresqlUUIDTestInverseOf < ActiveRecord::TestCase end setup do - enable_extension!('uuid-ossp', connection) - connection.transaction do connection.create_table('pg_uuid_posts', id: :uuid) do |t| t.string 'title' @@ -274,7 +268,6 @@ class PostgresqlUUIDTestInverseOf < ActiveRecord::TestCase teardown do drop_table "pg_uuid_comments" drop_table "pg_uuid_posts" - disable_extension!('uuid-ossp', connection) end if ActiveRecord::Base.connection.supports_extensions? diff --git a/activerecord/test/cases/adapters/postgresql/view_test.rb b/activerecord/test/cases/adapters/postgresql/view_test.rb deleted file mode 100644 index 8a8e1d3b17..0000000000 --- a/activerecord/test/cases/adapters/postgresql/view_test.rb +++ /dev/null @@ -1,63 +0,0 @@ -require "cases/helper" -require "cases/view_test" - -class UpdateableViewTest < ActiveRecord::TestCase - fixtures :books - - class PrintedBook < ActiveRecord::Base - self.primary_key = "id" - end - - setup do - @connection = ActiveRecord::Base.connection - @connection.execute <<-SQL - CREATE VIEW printed_books - AS SELECT id, name, status, format FROM books WHERE format = 'paperback' - SQL - end - - teardown do - @connection.execute "DROP VIEW printed_books" if @connection.table_exists? "printed_books" - end - - def test_update_record - book = PrintedBook.first - book.name = "AWDwR" - book.save! - book.reload - assert_equal "AWDwR", book.name - end - - def test_insert_record - PrintedBook.create! name: "Rails in Action", status: 0, format: "paperback" - - new_book = PrintedBook.last - assert_equal "Rails in Action", new_book.name - end - - def test_update_record_to_fail_view_conditions - book = PrintedBook.first - book.format = "ebook" - book.save! - - assert_raises ActiveRecord::RecordNotFound do - book.reload - end - end -end - -if ActiveRecord::Base.connection.supports_materialized_views? -class MaterializedViewTest < ActiveRecord::TestCase - include ViewBehavior - - private - def create_view(name, query) - @connection.execute "CREATE MATERIALIZED VIEW #{name} AS #{query}" - end - - def drop_view(name) - @connection.execute "DROP MATERIALIZED VIEW #{name}" if @connection.table_exists? name - - end -end -end diff --git a/activerecord/test/cases/adapters/postgresql/xml_test.rb b/activerecord/test/cases/adapters/postgresql/xml_test.rb index b097deb2f4..add32699fa 100644 --- a/activerecord/test/cases/adapters/postgresql/xml_test.rb +++ b/activerecord/test/cases/adapters/postgresql/xml_test.rb @@ -1,7 +1,7 @@ require 'cases/helper' require 'support/schema_dumping_helper' -class PostgresqlXMLTest < ActiveRecord::TestCase +class PostgresqlXMLTest < ActiveRecord::PostgreSQLTestCase include SchemaDumpingHelper class XmlDataType < ActiveRecord::Base self.table_name = 'xml_data_type' diff --git a/activerecord/test/cases/adapters/sqlite3/collation_test.rb b/activerecord/test/cases/adapters/sqlite3/collation_test.rb new file mode 100644 index 0000000000..58a9469ce5 --- /dev/null +++ b/activerecord/test/cases/adapters/sqlite3/collation_test.rb @@ -0,0 +1,53 @@ +require "cases/helper" +require 'support/schema_dumping_helper' + +class SQLite3CollationTest < ActiveRecord::SQLite3TestCase + include SchemaDumpingHelper + + def setup + @connection = ActiveRecord::Base.connection + @connection.create_table :collation_table_sqlite3, force: true do |t| + t.string :string_nocase, collation: 'NOCASE' + t.text :text_rtrim, collation: 'RTRIM' + end + end + + def teardown + @connection.drop_table :collation_table_sqlite3, if_exists: true + end + + test "string column with collation" do + column = @connection.columns(:collation_table_sqlite3).find { |c| c.name == 'string_nocase' } + assert_equal :string, column.type + assert_equal 'NOCASE', column.collation + end + + test "text column with collation" do + column = @connection.columns(:collation_table_sqlite3).find { |c| c.name == 'text_rtrim' } + assert_equal :text, column.type + assert_equal 'RTRIM', column.collation + end + + test "add column with collation" do + @connection.add_column :collation_table_sqlite3, :title, :string, collation: 'RTRIM' + + column = @connection.columns(:collation_table_sqlite3).find { |c| c.name == 'title' } + assert_equal :string, column.type + assert_equal 'RTRIM', column.collation + end + + test "change column with collation" do + @connection.add_column :collation_table_sqlite3, :description, :string + @connection.change_column :collation_table_sqlite3, :description, :text, collation: 'RTRIM' + + column = @connection.columns(:collation_table_sqlite3).find { |c| c.name == 'description' } + assert_equal :text, column.type + assert_equal 'RTRIM', column.collation + end + + test "schema dump includes collation" do + output = dump_table_schema("collation_table_sqlite3") + assert_match %r{t.string\s+"string_nocase",\s+collation: "NOCASE"$}, output + assert_match %r{t.text\s+"text_rtrim",\s+collation: "RTRIM"$}, output + end +end diff --git a/activerecord/test/cases/adapters/sqlite3/copy_table_test.rb b/activerecord/test/cases/adapters/sqlite3/copy_table_test.rb index 13b754d226..34e3b2e023 100644 --- a/activerecord/test/cases/adapters/sqlite3/copy_table_test.rb +++ b/activerecord/test/cases/adapters/sqlite3/copy_table_test.rb @@ -1,6 +1,6 @@ require "cases/helper" -class CopyTableTest < ActiveRecord::TestCase +class CopyTableTest < ActiveRecord::SQLite3TestCase fixtures :customers def setup diff --git a/activerecord/test/cases/adapters/sqlite3/explain_test.rb b/activerecord/test/cases/adapters/sqlite3/explain_test.rb index 7d66c44798..2aec322582 100644 --- a/activerecord/test/cases/adapters/sqlite3/explain_test.rb +++ b/activerecord/test/cases/adapters/sqlite3/explain_test.rb @@ -5,7 +5,7 @@ require 'models/computer' module ActiveRecord module ConnectionAdapters class SQLite3Adapter - class ExplainTest < ActiveRecord::TestCase + class ExplainTest < ActiveRecord::SQLite3TestCase fixtures :developers def test_explain_for_one_query diff --git a/activerecord/test/cases/adapters/sqlite3/quoting_test.rb b/activerecord/test/cases/adapters/sqlite3/quoting_test.rb index 243f65df98..87a892db37 100644 --- a/activerecord/test/cases/adapters/sqlite3/quoting_test.rb +++ b/activerecord/test/cases/adapters/sqlite3/quoting_test.rb @@ -6,7 +6,7 @@ require 'securerandom' module ActiveRecord module ConnectionAdapters class SQLite3Adapter - class QuotingTest < ActiveRecord::TestCase + class QuotingTest < ActiveRecord::SQLite3TestCase def setup @conn = Base.sqlite3_connection :database => ':memory:', :adapter => 'sqlite3', diff --git a/activerecord/test/cases/adapters/sqlite3/sqlite3_adapter_test.rb b/activerecord/test/cases/adapters/sqlite3/sqlite3_adapter_test.rb index 27f4ba8eb6..038d9e2d0f 100644 --- a/activerecord/test/cases/adapters/sqlite3/sqlite3_adapter_test.rb +++ b/activerecord/test/cases/adapters/sqlite3/sqlite3_adapter_test.rb @@ -5,7 +5,7 @@ require 'support/ddl_helper' module ActiveRecord module ConnectionAdapters - class SQLite3AdapterTest < ActiveRecord::TestCase + class SQLite3AdapterTest < ActiveRecord::SQLite3TestCase include DdlHelper self.use_transactional_tests = false @@ -130,11 +130,6 @@ module ActiveRecord assert_equal 'UTF-8', @conn.encoding end - def test_bind_value_substitute - bind_param = @conn.substitute_at('foo') - assert_equal Arel.sql('?'), bind_param.to_sql - end - def test_exec_no_binds with_example_table 'id int, data string' do result = @conn.exec_query('SELECT id, data FROM ex') @@ -284,9 +279,9 @@ module ActiveRecord def test_tables with_example_table do - assert_equal %w{ ex }, @conn.tables + ActiveSupport::Deprecation.silence { assert_equal %w{ ex }, @conn.tables } with_example_table 'id integer PRIMARY KEY AUTOINCREMENT, number integer', 'people' do - assert_equal %w{ ex people }.sort, @conn.tables.sort + ActiveSupport::Deprecation.silence { assert_equal %w{ ex people }.sort, @conn.tables.sort } end end end @@ -294,10 +289,12 @@ module ActiveRecord def test_tables_logs_name sql = <<-SQL SELECT name FROM sqlite_master - WHERE (type = 'table' OR type = 'view') AND NOT name = 'sqlite_sequence' + WHERE type IN ('table','view') AND name <> 'sqlite_sequence' SQL assert_logged [[sql.squish, 'SCHEMA', []]] do - @conn.tables('hello') + ActiveSupport::Deprecation.silence do + @conn.tables('hello') + end end end @@ -313,11 +310,12 @@ module ActiveRecord with_example_table do sql = <<-SQL SELECT name FROM sqlite_master - WHERE (type = 'table' OR type = 'view') - AND NOT name = 'sqlite_sequence' AND name = \"ex\" + WHERE type IN ('table','view') AND name <> 'sqlite_sequence' AND name = 'ex' SQL assert_logged [[sql.squish, 'SCHEMA', []]] do - assert @conn.table_exists?('ex') + ActiveSupport::Deprecation.silence do + assert @conn.table_exists?('ex') + end end end end @@ -421,17 +419,20 @@ module ActiveRecord end def test_statement_closed - db = SQLite3::Database.new(ActiveRecord::Base. + db = ::SQLite3::Database.new(ActiveRecord::Base. configurations['arunit']['database']) - statement = SQLite3::Statement.new(db, + statement = ::SQLite3::Statement.new(db, 'CREATE TABLE statement_test (number integer not null)') - statement.stubs(:step).raises(SQLite3::BusyException, 'busy') - statement.stubs(:columns).once.returns([]) - statement.expects(:close).once - SQLite3::Statement.stubs(:new).returns(statement) - - assert_raises ActiveRecord::StatementInvalid do - @conn.exec_query 'select * from statement_test' + statement.stub(:step, ->{ raise ::SQLite3::BusyException.new('busy') }) do + assert_called(statement, :columns, returns: []) do + assert_called(statement, :close) do + ::SQLite3::Statement.stub(:new, statement) do + assert_raises ActiveRecord::StatementInvalid do + @conn.exec_query 'select * from statement_test' + end + end + end + end end end diff --git a/activerecord/test/cases/adapters/sqlite3/sqlite3_create_folder_test.rb b/activerecord/test/cases/adapters/sqlite3/sqlite3_create_folder_test.rb index deedf67c8e..9b675b804b 100644 --- a/activerecord/test/cases/adapters/sqlite3/sqlite3_create_folder_test.rb +++ b/activerecord/test/cases/adapters/sqlite3/sqlite3_create_folder_test.rb @@ -3,16 +3,20 @@ require 'models/owner' module ActiveRecord module ConnectionAdapters - class SQLite3CreateFolder < ActiveRecord::TestCase + class SQLite3CreateFolder < ActiveRecord::SQLite3TestCase def test_sqlite_creates_directory Dir.mktmpdir do |dir| - dir = Pathname.new(dir) - @conn = Base.sqlite3_connection :database => dir.join("db/foo.sqlite3"), - :adapter => 'sqlite3', - :timeout => 100 + begin + dir = Pathname.new(dir) + @conn = Base.sqlite3_connection :database => dir.join("db/foo.sqlite3"), + :adapter => 'sqlite3', + :timeout => 100 - assert Dir.exist? dir.join('db') - assert File.exist? dir.join('db/foo.sqlite3') + assert Dir.exist? dir.join('db') + assert File.exist? dir.join('db/foo.sqlite3') + ensure + @conn.disconnect! if @conn + end end end end diff --git a/activerecord/test/cases/adapters/sqlite3/statement_pool_test.rb b/activerecord/test/cases/adapters/sqlite3/statement_pool_test.rb index fd0044ac05..559b951109 100644 --- a/activerecord/test/cases/adapters/sqlite3/statement_pool_test.rb +++ b/activerecord/test/cases/adapters/sqlite3/statement_pool_test.rb @@ -2,11 +2,11 @@ require 'cases/helper' module ActiveRecord::ConnectionAdapters class SQLite3Adapter - class StatementPoolTest < ActiveRecord::TestCase + class StatementPoolTest < ActiveRecord::SQLite3TestCase if Process.respond_to?(:fork) def test_cache_is_per_pid - cache = StatementPool.new nil, 10 + cache = StatementPool.new(10) cache['foo'] = 'bar' assert_equal 'bar', cache['foo'] @@ -22,4 +22,3 @@ module ActiveRecord::ConnectionAdapters end end end - diff --git a/activerecord/test/cases/ar_schema_test.rb b/activerecord/test/cases/ar_schema_test.rb index 9d5327bf35..1f32c48b95 100644 --- a/activerecord/test/cases/ar_schema_test.rb +++ b/activerecord/test/cases/ar_schema_test.rb @@ -21,10 +21,10 @@ if ActiveRecord::Base.connection.supports_migrations? ActiveRecord::Migration.verbose = @original_verbose end - def test_has_no_primary_key + def test_has_has_primary_key old_primary_key_prefix_type = ActiveRecord::Base.primary_key_prefix_type ActiveRecord::Base.primary_key_prefix_type = :table_name_with_underscore - assert_nil ActiveRecord::SchemaMigration.primary_key + assert_equal "version", ActiveRecord::SchemaMigration.primary_key ActiveRecord::SchemaMigration.create_table assert_difference "ActiveRecord::SchemaMigration.count", 1 do diff --git a/activerecord/test/cases/associations/belongs_to_associations_test.rb b/activerecord/test/cases/associations/belongs_to_associations_test.rb index ba90c61d65..4f99c57c3c 100644 --- a/activerecord/test/cases/associations/belongs_to_associations_test.rb +++ b/activerecord/test/cases/associations/belongs_to_associations_test.rb @@ -1,6 +1,5 @@ require 'cases/helper' require 'models/developer' -require 'models/computer' require 'models/project' require 'models/company' require 'models/topic' @@ -19,6 +18,11 @@ require 'models/invoice' require 'models/line_item' require 'models/column' require 'models/record' +require 'models/admin' +require 'models/admin/user' +require 'models/ship' +require 'models/treasure' +require 'models/parrot' class BelongsToAssociationsTest < ActiveRecord::TestCase fixtures :accounts, :companies, :developers, :projects, :topics, @@ -31,6 +35,10 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase assert_equal companies(:first_firm).name, firm.name end + def test_missing_attribute_error_is_raised_when_no_foreign_key_attribute + assert_raises(ActiveModel::MissingAttributeError) { Client.select(:id).first.firm } + end + def test_belongs_to_does_not_use_order_by ActiveRecord::SQLCounter.clear_log Client.find(3).firm @@ -45,7 +53,7 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase def test_belongs_to_with_primary_key_joins_on_correct_column sql = Client.joins(:firm_with_primary_key).to_sql - if current_adapter?(:MysqlAdapter, :Mysql2Adapter) + if current_adapter?(:Mysql2Adapter) assert_no_match(/`firm_with_primary_keys_companies`\.`id`/, sql) assert_match(/`firm_with_primary_keys_companies`\.`name`/, sql) elsif current_adapter?(:OracleAdapter) @@ -85,7 +93,7 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase end account = model.new - refute account.valid? + assert_not account.valid? assert_equal [{error: :blank}], account.errors.details[:company] ensure ActiveRecord::Base.belongs_to_required_by_default = original_value @@ -102,7 +110,7 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase end account = model.new - refute account.valid? + assert_not account.valid? assert_equal [{error: :blank}], account.errors.details[:company] ensure ActiveRecord::Base.belongs_to_required_by_default = original_value @@ -147,6 +155,30 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase assert_raise(ActiveRecord::AssociationTypeMismatch) { Account.find(1).firm = Project.find(1) } end + def test_raises_type_mismatch_with_namespaced_class + assert_nil defined?(Region), "This test requires that there is no top-level Region class" + + ActiveRecord::Base.connection.instance_eval do + create_table(:admin_regions) { |t| t.string :name } + add_column :admin_users, :region_id, :integer + end + Admin.const_set "RegionalUser", Class.new(Admin::User) { belongs_to(:region) } + Admin.const_set "Region", Class.new(ActiveRecord::Base) + + e = assert_raise(ActiveRecord::AssociationTypeMismatch) { + Admin::RegionalUser.new(region: 'wrong value') + } + assert_match(/^Region\([^)]+\) expected, got String\([^)]+\)$/, e.message) + ensure + Admin.send :remove_const, "Region" if Admin.const_defined?("Region") + Admin.send :remove_const, "RegionalUser" if Admin.const_defined?("RegionalUser") + + ActiveRecord::Base.connection.instance_eval do + remove_column :admin_users, :region_id if column_exists?(:admin_users, :region_id) + drop_table :admin_regions, if_exists: true + end + end + def test_natural_assignment apple = Firm.create("name" => "Apple") citibank = Account.create("credit_limit" => 10) @@ -263,7 +295,8 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase client = Client.find(3) client.firm = nil client.save - assert_nil client.firm(true) + client.association(:firm).reload + assert_nil client.firm assert_nil client.client_of end @@ -271,7 +304,8 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase client = Client.create(:name => "Primary key client", :firm_name => companies(:first_firm).name) client.firm_with_primary_key = nil client.save - assert_nil client.firm_with_primary_key(true) + client.association(:firm_with_primary_key).reload + assert_nil client.firm_with_primary_key assert_nil client.client_of end @@ -288,9 +322,13 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase def test_polymorphic_association_class sponsor = Sponsor.new assert_nil sponsor.association(:sponsorable).send(:klass) + sponsor.association(:sponsorable).reload + assert_nil sponsor.sponsorable sponsor.sponsorable_type = '' # the column doesn't have to be declared NOT NULL assert_nil sponsor.association(:sponsorable).send(:klass) + sponsor.association(:sponsorable).reload + assert_nil sponsor.sponsorable sponsor.sponsorable = Member.new :name => "Bert" assert_equal Member, sponsor.association(:sponsorable).send(:klass) @@ -311,6 +349,22 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase assert_equal 1, Company.all.merge!(:includes => :firm_with_select ).find(2).firm_with_select.attributes.size end + def test_belongs_to_without_counter_cache_option + # Ship has a conventionally named `treasures_count` column, but the counter_cache + # option is not given on the association. + ship = Ship.create(name: 'Countless') + + assert_no_difference lambda { ship.reload.treasures_count }, "treasures_count should not be changed unless counter_cache is given on the relation" do + treasure = Treasure.new(name: 'Gold', ship: ship) + treasure.save + end + + assert_no_difference lambda { ship.reload.treasures_count }, "treasures_count should not be changed unless counter_cache is given on the relation" do + treasure = ship.treasures.first + treasure.destroy + end + end + def test_belongs_to_counter debate = Topic.create("title" => "debate") assert_equal 0, debate.read_attribute("replies_count"), "No replies yet" @@ -446,7 +500,9 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase line_item = LineItem.create! invoice = Invoice.create!(line_items: [line_item]) initial = invoice.updated_at - line_item.touch + travel(1.second) do + line_item.touch + end assert_not_equal initial, invoice.reload.updated_at end @@ -525,7 +581,8 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase assert final_cut.persisted? assert firm.persisted? assert_equal firm, final_cut.firm - assert_equal firm, final_cut.firm(true) + final_cut.association(:firm).reload + assert_equal firm, final_cut.firm end def test_assignment_before_child_saved_with_primary_key @@ -537,7 +594,8 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase assert final_cut.persisted? assert firm.persisted? assert_equal firm, final_cut.firm_with_primary_key - assert_equal firm, final_cut.firm_with_primary_key(true) + final_cut.association(:firm_with_primary_key).reload + assert_equal firm, final_cut.firm_with_primary_key end def test_new_record_with_foreign_key_but_no_object @@ -1032,6 +1090,12 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase Column.create! record: record assert_equal 1, Column.count end + + def test_association_force_reload_with_only_true_is_deprecated + client = Client.find(3) + + assert_deprecated { client.firm(true) } + end end class BelongsToWithForeignKeyTest < ActiveRecord::TestCase diff --git a/activerecord/test/cases/associations/bidirectional_destroy_dependencies_test.rb b/activerecord/test/cases/associations/bidirectional_destroy_dependencies_test.rb new file mode 100644 index 0000000000..2b867965ba --- /dev/null +++ b/activerecord/test/cases/associations/bidirectional_destroy_dependencies_test.rb @@ -0,0 +1,41 @@ +require 'cases/helper' +require 'models/content' + +class BidirectionalDestroyDependenciesTest < ActiveRecord::TestCase + fixtures :content, :content_positions + + def setup + Content.destroyed_ids.clear + ContentPosition.destroyed_ids.clear + end + + def test_bidirectional_dependence_when_destroying_item_with_belongs_to_association + content_position = ContentPosition.find(1) + content = content_position.content + assert_not_nil content + + content_position.destroy + + assert_equal [content_position.id], ContentPosition.destroyed_ids + assert_equal [content.id], Content.destroyed_ids + end + + def test_bidirectional_dependence_when_destroying_item_with_has_one_association + content = Content.find(1) + content_position = content.content_position + assert_not_nil content_position + + content.destroy + + assert_equal [content.id], Content.destroyed_ids + assert_equal [content_position.id], ContentPosition.destroyed_ids + end + + def test_bidirectional_dependence_when_destroying_item_with_has_one_association_fails_first_time + content = ContentWhichRequiresTwoDestroyCalls.find(1) + + 2.times { content.destroy } + + assert_equal content.destroyed?, true + end +end diff --git a/activerecord/test/cases/associations/eager_test.rb b/activerecord/test/cases/associations/eager_test.rb index 0ecf2ddfd1..874d53c51f 100644 --- a/activerecord/test/cases/associations/eager_test.rb +++ b/activerecord/test/cases/associations/eager_test.rb @@ -24,6 +24,8 @@ require 'models/membership' require 'models/club' require 'models/categorization' require 'models/sponsor' +require 'models/mentor' +require 'models/contract' class EagerAssociationTest < ActiveRecord::TestCase fixtures :posts, :comments, :authors, :essays, :author_addresses, :categories, :categories_posts, @@ -108,53 +110,57 @@ class EagerAssociationTest < ActiveRecord::TestCase end def test_preloading_has_many_in_multiple_queries_with_more_ids_than_database_can_handle - Comment.connection.expects(:in_clause_length).at_least_once.returns(5) - posts = Post.all.merge!(:includes=>:comments).to_a - assert_equal 11, posts.size + assert_called(Comment.connection, :in_clause_length, returns: 5) do + posts = Post.all.merge!(:includes=>:comments).to_a + assert_equal 11, posts.size + end end def test_preloading_has_many_in_one_queries_when_database_has_no_limit_on_ids_it_can_handle - Comment.connection.expects(:in_clause_length).at_least_once.returns(nil) - posts = Post.all.merge!(:includes=>:comments).to_a - assert_equal 11, posts.size + assert_called(Comment.connection, :in_clause_length, returns: nil) do + posts = Post.all.merge!(:includes=>:comments).to_a + assert_equal 11, posts.size + end end def test_preloading_habtm_in_multiple_queries_with_more_ids_than_database_can_handle - Comment.connection.expects(:in_clause_length).at_least_once.returns(5) - posts = Post.all.merge!(:includes=>:categories).to_a - assert_equal 11, posts.size + assert_called(Comment.connection, :in_clause_length, times: 2, returns: 5) do + posts = Post.all.merge!(:includes=>:categories).to_a + assert_equal 11, posts.size + end end def test_preloading_habtm_in_one_queries_when_database_has_no_limit_on_ids_it_can_handle - Comment.connection.expects(:in_clause_length).at_least_once.returns(nil) - posts = Post.all.merge!(:includes=>:categories).to_a - assert_equal 11, posts.size + assert_called(Comment.connection, :in_clause_length, times: 2, returns: nil) do + posts = Post.all.merge!(:includes=>:categories).to_a + assert_equal 11, posts.size + end end def test_load_associated_records_in_one_query_when_adapter_has_no_limit - Comment.connection.expects(:in_clause_length).at_least_once.returns(nil) - - post = posts(:welcome) - assert_queries(2) do - Post.includes(:comments).where(:id => post.id).to_a + assert_called(Comment.connection, :in_clause_length, returns: nil) do + post = posts(:welcome) + assert_queries(2) do + Post.includes(:comments).where(:id => post.id).to_a + end end end def test_load_associated_records_in_several_queries_when_many_ids_passed - Comment.connection.expects(:in_clause_length).at_least_once.returns(1) - - post1, post2 = posts(:welcome), posts(:thinking) - assert_queries(3) do - Post.includes(:comments).where(:id => [post1.id, post2.id]).to_a + assert_called(Comment.connection, :in_clause_length, returns: 1) do + post1, post2 = posts(:welcome), posts(:thinking) + assert_queries(3) do + Post.includes(:comments).where(:id => [post1.id, post2.id]).to_a + end end end def test_load_associated_records_in_one_query_when_a_few_ids_passed - Comment.connection.expects(:in_clause_length).at_least_once.returns(3) - - post = posts(:welcome) - assert_queries(2) do - Post.includes(:comments).where(:id => post.id).to_a + assert_called(Comment.connection, :in_clause_length, returns: 3) do + post = posts(:welcome) + assert_queries(2) do + Post.includes(:comments).where(:id => post.id).to_a + end end end @@ -1167,12 +1173,30 @@ class EagerAssociationTest < ActiveRecord::TestCase assert_no_queries { assert client.accounts.empty? } end - def test_preloading_has_many_through_with_uniq + def test_preloading_has_many_through_with_distinct mary = Author.includes(:unique_categorized_posts).where(:id => authors(:mary).id).first assert_equal 1, mary.unique_categorized_posts.length assert_equal 1, mary.unique_categorized_post_ids.length end + def test_preloading_has_one_using_reorder + klass = Class.new(ActiveRecord::Base) do + def self.name; "TempAuthor"; end + self.table_name = "authors" + has_one :post, class_name: "PostWithDefaultScope", foreign_key: :author_id + has_one :reorderd_post, -> { reorder(title: :desc) }, class_name: "PostWithDefaultScope", foreign_key: :author_id + end + + author = klass.first + # PRECONDITION: make sure ordering results in different results + assert_not_equal author.post, author.reorderd_post + + preloaded_reorderd_post = klass.preload(:reorderd_post).first.reorderd_post + + assert_equal author.reorderd_post, preloaded_reorderd_post + assert_equal Post.order(title: :desc).first.title, preloaded_reorderd_post.title + end + def test_preloading_polymorphic_with_custom_foreign_type sponsor = sponsors(:moustache_club_sponsor_for_groucho) groucho = members(:groucho) @@ -1197,12 +1221,6 @@ class EagerAssociationTest < ActiveRecord::TestCase end end - def test_join_eager_with_nil_order_should_generate_valid_sql - assert_nothing_raised(ActiveRecord::StatementInvalid) do - Post.includes(:comments).order(nil).where(:comments => {:body => "Thank you for the welcome"}).first - end - end - def test_deep_including_through_habtm # warm up habtm cache posts = Post.all.merge!(:includes => {:categories => :categorizations}, :order => "posts.id").to_a @@ -1214,6 +1232,16 @@ class EagerAssociationTest < ActiveRecord::TestCase assert_no_queries { assert_equal 2, posts[1].categories[0].categorizations.length } end + def test_eager_load_multiple_associations_with_references + mentor = Mentor.create!(name: "Barış Can DAYLIK") + developer = Developer.create!(name: "Mehmet Emin Ä°NAÇ", mentor: mentor) + Contract.create!(developer: developer) + project = Project.create!(name: "VNGRS", mentor: mentor) + project.developers << developer + projects = Project.references(:mentors).includes(mentor: { developers: :contracts }, developers: :contracts) + assert_equal projects.last.mentor.developers.first.contracts, projects.last.developers.last.contracts + end + test "scoping with a circular preload" do assert_equal Comment.find(1), Comment.preload(:post => :comments).scoping { Comment.find(1) } end @@ -1325,6 +1353,14 @@ class EagerAssociationTest < ActiveRecord::TestCase assert_match message, error.message end + test "preload with invalid argument" do + exception = assert_raises(ArgumentError) do + Author.preload(10).to_a + end + assert_equal('10 was not recognized for preload', exception.message) + end + + test "preloading readonly association" do # has-one firm = Firm.where(id: "1").preload(:readonly_account).first! @@ -1366,4 +1402,10 @@ class EagerAssociationTest < ActiveRecord::TestCase post = Post.eager_load(:tags).where('tags.name = ?', 'General').first assert_equal posts(:welcome), post end + + # CollectionProxy#reader is expensive, so the preloader avoids calling it. + test "preloading has_many_through association avoids calling association.reader" do + ActiveRecord::Associations::HasManyAssociation.any_instance.expects(:reader).never + Author.preload(:readonly_comments).first! + end end diff --git a/activerecord/test/cases/associations/has_and_belongs_to_many_associations_test.rb b/activerecord/test/cases/associations/has_and_belongs_to_many_associations_test.rb index aea9207bfe..ccb062f991 100644 --- a/activerecord/test/cases/associations/has_and_belongs_to_many_associations_test.rb +++ b/activerecord/test/cases/associations/has_and_belongs_to_many_associations_test.rb @@ -3,6 +3,7 @@ require 'models/developer' require 'models/computer' require 'models/project' require 'models/company' +require 'models/course' require 'models/customer' require 'models/order' require 'models/categorization' @@ -14,6 +15,7 @@ require 'models/tagging' require 'models/parrot' require 'models/person' require 'models/pirate' +require 'models/professor' require 'models/treasure' require 'models/price_estimate' require 'models/club' @@ -83,6 +85,25 @@ class DeveloperWithSymbolClassName < Developer has_and_belongs_to_many :projects, class_name: :ProjectWithSymbolsForKeys end +class DeveloperWithExtendOption < Developer + module NamedExtension + def category + 'sns' + end + end + + has_and_belongs_to_many :projects, extend: NamedExtension +end + +class ProjectUnscopingDavidDefaultScope < ActiveRecord::Base + self.table_name = 'projects' + has_and_belongs_to_many :developers, -> { unscope(where: 'name') }, + class_name: "LazyBlockDeveloperCalledDavid", + join_table: "developers_projects", + foreign_key: "project_id", + association_foreign_key: "developer_id" +end + class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase fixtures :accounts, :companies, :categories, :posts, :categories_posts, :developers, :projects, :developers_projects, :parrots, :pirates, :parrots_pirates, :treasures, :price_estimates, :tags, :taggings, :computers @@ -147,8 +168,8 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase jamis.projects << action_controller assert_equal 2, jamis.projects.size - assert_equal 2, jamis.projects(true).size - assert_equal 2, action_controller.developers(true).size + assert_equal 2, jamis.projects.reload.size + assert_equal 2, action_controller.developers.reload.size end def test_adding_type_mismatch @@ -166,9 +187,9 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase action_controller.developers << jamis - assert_equal 2, jamis.projects(true).size + assert_equal 2, jamis.projects.reload.size assert_equal 2, action_controller.developers.size - assert_equal 2, action_controller.developers(true).size + assert_equal 2, action_controller.developers.reload.size end def test_adding_from_the_project_fixed_timestamp @@ -182,9 +203,9 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase action_controller.developers << jamis assert_equal updated_at, jamis.updated_at - assert_equal 2, jamis.projects(true).size + assert_equal 2, jamis.projects.reload.size assert_equal 2, action_controller.developers.size - assert_equal 2, action_controller.developers(true).size + assert_equal 2, action_controller.developers.reload.size end def test_adding_multiple @@ -193,7 +214,7 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase aredridel.projects.reload aredridel.projects.push(Project.find(1), Project.find(2)) assert_equal 2, aredridel.projects.size - assert_equal 2, aredridel.projects(true).size + assert_equal 2, aredridel.projects.reload.size end def test_adding_a_collection @@ -202,7 +223,7 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase aredridel.projects.reload aredridel.projects.concat([Project.find(1), Project.find(2)]) assert_equal 2, aredridel.projects.size - assert_equal 2, aredridel.projects(true).size + assert_equal 2, aredridel.projects.reload.size end def test_habtm_adding_before_save @@ -217,7 +238,7 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase assert_equal no_of_devels+1, Developer.count assert_equal no_of_projects+1, Project.count assert_equal 2, aredridel.projects.size - assert_equal 2, aredridel.projects(true).size + assert_equal 2, aredridel.projects.reload.size end def test_habtm_saving_multiple_relationships @@ -234,7 +255,7 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase assert_equal developers, new_project.developers end - def test_habtm_unique_order_preserved + def test_habtm_distinct_order_preserved assert_equal developers(:poor_jamis, :jamis, :david), projects(:active_record).non_unique_developers assert_equal developers(:poor_jamis, :jamis, :david), projects(:active_record).developers end @@ -339,7 +360,7 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase assert_equal 'Yet Another Testing Title', another_post.title end - def test_uniq_after_the_fact + def test_distinct_after_the_fact dev = developers(:jamis) dev.projects << projects(:active_record) dev.projects << projects(:active_record) @@ -348,13 +369,13 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase assert_equal 1, dev.projects.distinct.size end - def test_uniq_before_the_fact + def test_distinct_before_the_fact projects(:active_record).developers << developers(:jamis) projects(:active_record).developers << developers(:david) assert_equal 3, projects(:active_record, :reload).developers.size end - def test_uniq_option_prevents_duplicate_push + def test_distinct_option_prevents_duplicate_push project = projects(:active_record) project.developers << developers(:jamis) project.developers << developers(:david) @@ -365,7 +386,7 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase assert_equal 3, project.developers.size end - def test_uniq_when_association_already_loaded + def test_distinct_when_association_already_loaded project = projects(:active_record) project.developers << [ developers(:jamis), developers(:david), developers(:jamis), developers(:david) ] assert_equal 3, Project.includes(:developers).find(project.id).developers.size @@ -381,8 +402,8 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase david.projects.delete(active_record) assert_equal 1, david.projects.size - assert_equal 1, david.projects(true).size - assert_equal 2, active_record.developers(true).size + assert_equal 1, david.projects.reload.size + assert_equal 2, active_record.developers.reload.size end def test_deleting_array @@ -390,7 +411,7 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase david.projects.reload david.projects.delete(Project.all.to_a) assert_equal 0, david.projects.size - assert_equal 0, david.projects(true).size + assert_equal 0, david.projects.reload.size end def test_deleting_all @@ -398,7 +419,7 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase david.projects.reload david.projects.clear assert_equal 0, david.projects.size - assert_equal 0, david.projects(true).size + assert_equal 0, david.projects.reload.size end def test_removing_associations_on_destroy @@ -424,7 +445,7 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase assert join_records.empty? assert_equal 1, david.reload.projects.size - assert_equal 1, david.projects(true).size + assert_equal 1, david.projects.reload.size end def test_destroying_many @@ -440,7 +461,7 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase assert join_records.empty? assert_equal 0, david.reload.projects.size - assert_equal 0, david.projects(true).size + assert_equal 0, david.projects.reload.size end def test_destroy_all @@ -456,7 +477,7 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase assert join_records.empty? assert david.projects.empty? - assert david.projects(true).empty? + assert david.projects.reload.empty? end def test_destroy_associations_destroys_multiple_associations @@ -472,11 +493,11 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase join_records = Parrot.connection.select_all("SELECT * FROM parrots_pirates WHERE parrot_id = #{george.id}") assert join_records.empty? - assert george.pirates(true).empty? + assert george.pirates.reload.empty? join_records = Parrot.connection.select_all("SELECT * FROM parrots_treasures WHERE parrot_id = #{george.id}") assert join_records.empty? - assert george.treasures(true).empty? + assert george.treasures.reload.empty? end def test_associations_with_conditions @@ -577,6 +598,11 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase assert_equal developers(:poor_jamis), projects(:active_record).developers.where("salary < 10000").first end + def test_association_with_extend_option + eponine = DeveloperWithExtendOption.create(name: 'Eponine') + assert_equal 'sns', eponine.projects.category + end + def test_replace_with_less david = developers(:david) david.projects = [projects(:action_controller)] @@ -639,7 +665,7 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase end def test_habtm_respects_select - categories(:technology).select_testing_posts(true).each do |o| + categories(:technology).select_testing_posts.reload.each do |o| assert_respond_to o, :correctness_marker end assert_respond_to categories(:technology).select_testing_posts.first, :correctness_marker @@ -711,7 +737,7 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase def test_get_ids_for_loaded_associations developer = developers(:david) - developer.projects(true) + developer.projects.reload assert_queries(0) do developer.project_ids developer.project_ids @@ -779,9 +805,10 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase end def test_association_proxy_transaction_method_starts_transaction_in_association_class - Post.expects(:transaction) - Category.first.posts.transaction do - # nothing + assert_called(Post, :transaction) do + Category.first.posts.transaction do + # nothing + end end end @@ -902,4 +929,57 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase DeveloperWithSymbolClassName.new end end + + def test_association_force_reload_with_only_true_is_deprecated + developer = Developer.find(1) + + assert_deprecated { developer.projects(true) } + end + + def test_alternate_database + professor = Professor.create(name: "Plum") + course = Course.create(name: "Forensics") + assert_equal 0, professor.courses.count + assert_nothing_raised do + professor.courses << course + end + assert_equal 1, professor.courses.count + end + + def test_habtm_scope_can_unscope + project = ProjectUnscopingDavidDefaultScope.new + project.save! + + developer = LazyBlockDeveloperCalledDavid.new(name: "Not David") + developer.save! + project.developers << developer + + projects = ProjectUnscopingDavidDefaultScope.includes(:developers).where(id: project.id) + assert_equal 1, projects.first.developers.size + end + + def test_preloaded_associations_size + assert_equal Project.first.salaried_developers.size, + Project.preload(:salaried_developers).first.salaried_developers.size + + assert_equal Project.includes(:salaried_developers).references(:salaried_developers).first.salaried_developers.size, + Project.preload(:salaried_developers).first.salaried_developers.size + + # Nested HATBM + first_project = Developer.first.projects.first + preloaded_first_project = + Developer.preload(projects: :salaried_developers). + first. + projects. + detect { |p| p.id == first_project.id } + + assert preloaded_first_project.salaried_developers.loaded?, true + assert_equal first_project.salaried_developers.size, preloaded_first_project.salaried_developers.size + end + + def test_has_and_belongs_to_many_is_useable_with_belongs_to_required_by_default + assert_difference "Project.first.developers_required_by_default.size", 1 do + Project.first.developers_required_by_default.create!(name: "Sean", salary: 50000) + end + end end diff --git a/activerecord/test/cases/associations/has_many_associations_test.rb b/activerecord/test/cases/associations/has_many_associations_test.rb index 2c4e2a875c..ad157582a4 100644 --- a/activerecord/test/cases/associations/has_many_associations_test.rb +++ b/activerecord/test/cases/associations/has_many_associations_test.rb @@ -31,6 +31,8 @@ require 'models/student' require 'models/pirate' require 'models/ship' require 'models/ship_part' +require 'models/treasure' +require 'models/parrot' require 'models/tyre' require 'models/subscriber' require 'models/subscription' @@ -168,7 +170,9 @@ class HasManyAssociationsTest < ActiveRecord::TestCase part = ShipPart.create(name: 'cockpit') updated_at = part.updated_at - ship.parts << part + travel(1.second) do + ship.parts << part + end assert_equal part.ship, ship assert_not_equal part.updated_at, updated_at @@ -199,9 +203,22 @@ class HasManyAssociationsTest < ActiveRecord::TestCase bulb = car.bulbs.create assert_equal 'defaulty', bulb.name + end + + def test_build_and_create_from_association_should_respect_passed_attributes_over_default_scope + car = Car.create(name: 'honda') + + bulb = car.bulbs.build(name: 'exotic') + assert_equal 'exotic', bulb.name - bulb = car.bulbs.create(:name => 'exotic') + bulb = car.bulbs.create(name: 'exotic') assert_equal 'exotic', bulb.name + + bulb = car.awesome_bulbs.build(frickinawesome: false) + assert_equal false, bulb.frickinawesome + + bulb = car.awesome_bulbs.create(frickinawesome: false) + assert_equal false, bulb.frickinawesome end def test_build_from_association_should_respect_scope @@ -704,7 +721,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase natural = Client.new("name" => "Natural Company") companies(:first_firm).clients_of_firm << natural assert_equal 3, companies(:first_firm).clients_of_firm.size # checking via the collection - assert_equal 3, companies(:first_firm).clients_of_firm(true).size # checking using the db + assert_equal 3, companies(:first_firm).clients_of_firm.reload.size # checking using the db assert_equal natural, companies(:first_firm).clients_of_firm.last end @@ -759,7 +776,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase force_signal37_to_load_all_clients_of_firm companies(:first_firm).clients_of_firm.concat([Client.new("name" => "Natural Company"), Client.new("name" => "Apple")]) assert_equal 4, companies(:first_firm).clients_of_firm.size - assert_equal 4, companies(:first_firm).clients_of_firm(true).size + assert_equal 4, companies(:first_firm).clients_of_firm.reload.size end def test_transactions_when_adding_to_persisted @@ -771,7 +788,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase rescue Client::RaisedOnSave end - assert !companies(:first_firm).clients_of_firm(true).include?(good) + assert !companies(:first_firm).clients_of_firm.reload.include?(good) end def test_transactions_when_adding_to_new_record @@ -903,12 +920,12 @@ class HasManyAssociationsTest < ActiveRecord::TestCase new_client = companies(:first_firm).clients_of_firm.create("name" => "Another Client") assert new_client.persisted? assert_equal new_client, companies(:first_firm).clients_of_firm.last - assert_equal new_client, companies(:first_firm).clients_of_firm(true).last + assert_equal new_client, companies(:first_firm).clients_of_firm.reload.last end def test_create_many companies(:first_firm).clients_of_firm.create([{"name" => "Another Client"}, {"name" => "Another Client II"}]) - assert_equal 4, companies(:first_firm).clients_of_firm(true).size + assert_equal 4, companies(:first_firm).clients_of_firm.reload.size end def test_create_followed_by_save_does_not_load_target @@ -921,7 +938,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase force_signal37_to_load_all_clients_of_firm companies(:first_firm).clients_of_firm.delete(companies(:first_firm).clients_of_firm.first) assert_equal 1, companies(:first_firm).clients_of_firm.size - assert_equal 1, companies(:first_firm).clients_of_firm(true).size + assert_equal 1, companies(:first_firm).clients_of_firm.reload.size end def test_deleting_before_save @@ -932,6 +949,25 @@ class HasManyAssociationsTest < ActiveRecord::TestCase assert_equal 0, new_firm.clients_of_firm.size end + def test_has_many_without_counter_cache_option + # Ship has a conventionally named `treasures_count` column, but the counter_cache + # option is not given on the association. + ship = Ship.create(name: 'Countless', treasures_count: 10) + + assert_not Ship.reflect_on_association(:treasures).has_cached_counter? + + # Count should come from sql count() of treasures rather than treasures_count attribute + assert_equal ship.treasures.size, 0 + + assert_no_difference lambda { ship.reload.treasures_count }, "treasures_count should not be changed" do + ship.treasures.create(name: 'Gold') + end + + assert_no_difference lambda { ship.reload.treasures_count }, "treasures_count should not be changed" do + ship.treasures.destroy_all + end + end + def test_deleting_updates_counter_cache topic = Topic.order("id ASC").first assert_equal topic.replies.to_a.size, topic.replies_count @@ -1058,7 +1094,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase assert_equal 3, companies(:first_firm).clients_of_firm.size companies(:first_firm).clients_of_firm.delete([companies(:first_firm).clients_of_firm[0], companies(:first_firm).clients_of_firm[1], companies(:first_firm).clients_of_firm[2]]) assert_equal 0, companies(:first_firm).clients_of_firm.size - assert_equal 0, companies(:first_firm).clients_of_firm(true).size + assert_equal 0, companies(:first_firm).clients_of_firm.reload.size end def test_delete_all @@ -1079,7 +1115,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase companies(:first_firm).clients_of_firm.reset companies(:first_firm).clients_of_firm.delete_all assert_equal 0, companies(:first_firm).clients_of_firm.size - assert_equal 0, companies(:first_firm).clients_of_firm(true).size + assert_equal 0, companies(:first_firm).clients_of_firm.reload.size end def test_transaction_when_deleting_persisted @@ -1093,7 +1129,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase rescue Client::RaisedOnDestroy end - assert_equal [good, bad], companies(:first_firm).clients_of_firm(true) + assert_equal [good, bad], companies(:first_firm).clients_of_firm.reload end def test_transaction_when_deleting_new_record @@ -1113,7 +1149,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase firm.clients_of_firm.clear assert_equal 0, firm.clients_of_firm.size - assert_equal 0, firm.clients_of_firm(true).size + assert_equal 0, firm.clients_of_firm.reload.size assert_equal [], Client.destroyed_client_ids[firm.id] # Should not be destroyed since the association is not dependent. @@ -1149,7 +1185,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase firm.dependent_clients_of_firm.clear assert_equal 0, firm.dependent_clients_of_firm.size - assert_equal 0, firm.dependent_clients_of_firm(true).size + assert_equal 0, firm.dependent_clients_of_firm.reload.size assert_equal [], Client.destroyed_client_ids[firm.id] # Should be destroyed since the association is dependent. @@ -1182,7 +1218,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase firm.exclusively_dependent_clients_of_firm.clear assert_equal 0, firm.exclusively_dependent_clients_of_firm.size - assert_equal 0, firm.exclusively_dependent_clients_of_firm(true).size + assert_equal 0, firm.exclusively_dependent_clients_of_firm.reload.size # no destroy-filters should have been called assert_equal [], Client.destroyed_client_ids[firm.id] @@ -1231,7 +1267,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase # break the vanilla firm_id foreign key assert_equal 3, firm.clients.count firm.clients.first.update_columns(firm_id: nil) - assert_equal 2, firm.clients(true).count + assert_equal 2, firm.clients.reload.count assert_equal 2, firm.clients_using_primary_key_with_delete_all.count old_record = firm.clients_using_primary_key_with_delete_all.first firm = Firm.first @@ -1257,7 +1293,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase firm.clients_of_firm.clear assert_equal 0, firm.clients_of_firm.size - assert_equal 0, firm.clients_of_firm(true).size + assert_equal 0, firm.clients_of_firm.reload.size end def test_deleting_a_item_which_is_not_in_the_collection @@ -1265,7 +1301,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase summit = Client.find_by_name('Summit') companies(:first_firm).clients_of_firm.delete(summit) assert_equal 2, companies(:first_firm).clients_of_firm.size - assert_equal 2, companies(:first_firm).clients_of_firm(true).size + assert_equal 2, companies(:first_firm).clients_of_firm.reload.size assert_equal 2, summit.client_of end @@ -1303,7 +1339,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase end assert_equal 1, companies(:first_firm).reload.clients_of_firm.size - assert_equal 1, companies(:first_firm).clients_of_firm(true).size + assert_equal 1, companies(:first_firm).clients_of_firm.reload.size end def test_destroying_by_fixnum_id @@ -1314,7 +1350,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase end assert_equal 1, companies(:first_firm).reload.clients_of_firm.size - assert_equal 1, companies(:first_firm).clients_of_firm(true).size + assert_equal 1, companies(:first_firm).clients_of_firm.reload.size end def test_destroying_by_string_id @@ -1325,7 +1361,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase end assert_equal 1, companies(:first_firm).reload.clients_of_firm.size - assert_equal 1, companies(:first_firm).clients_of_firm(true).size + assert_equal 1, companies(:first_firm).clients_of_firm.reload.size end def test_destroying_a_collection @@ -1338,7 +1374,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase end assert_equal 1, companies(:first_firm).reload.clients_of_firm.size - assert_equal 1, companies(:first_firm).clients_of_firm(true).size + assert_equal 1, companies(:first_firm).clients_of_firm.reload.size end def test_destroy_all @@ -1349,7 +1385,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase assert_equal clients.sort_by(&:id), destroyed.sort_by(&:id) assert destroyed.all?(&:frozen?), "destroyed clients should be frozen" assert companies(:first_firm).clients_of_firm.empty?, "37signals has no clients after destroy all" - assert companies(:first_firm).clients_of_firm(true).empty?, "37signals has no clients after destroy all and refresh" + assert companies(:first_firm).clients_of_firm.reload.empty?, "37signals has no clients after destroy all and refresh" end def test_dependence @@ -1426,6 +1462,26 @@ class HasManyAssociationsTest < ActiveRecord::TestCase assert firm.companies.exists?(:name => 'child') end + def test_restrict_with_error_is_deprecated_using_key_many + I18n.backend = I18n::Backend::Simple.new + I18n.backend.store_translations :en, activerecord: { errors: { messages: { restrict_dependent_destroy: { many: 'message for deprecated key' } } } } + + firm = RestrictedWithErrorFirm.create!(name: 'restrict') + firm.companies.create(name: 'child') + + assert !firm.companies.empty? + + assert_deprecated { firm.destroy } + + assert !firm.errors.empty? + + assert_equal 'message for deprecated key', firm.errors[:base].first + assert RestrictedWithErrorFirm.exists?(name: 'restrict') + assert firm.companies.exists?(name: 'child') + ensure + I18n.backend.reload! + end + def test_restrict_with_error firm = RestrictedWithErrorFirm.create!(:name => 'restrict') firm.companies.create(:name => 'child') @@ -1441,6 +1497,25 @@ class HasManyAssociationsTest < ActiveRecord::TestCase assert firm.companies.exists?(:name => 'child') end + def test_restrict_with_error_with_locale + I18n.backend = I18n::Backend::Simple.new + I18n.backend.store_translations 'en', activerecord: {attributes: {restricted_with_error_firm: {companies: 'client companies'}}} + firm = RestrictedWithErrorFirm.create!(name: 'restrict') + firm.companies.create(name: 'child') + + assert !firm.companies.empty? + + firm.destroy + + assert !firm.errors.empty? + + assert_equal "Cannot delete record because dependent client companies exist", firm.errors[:base].first + assert RestrictedWithErrorFirm.exists?(name: 'restrict') + assert firm.companies.exists?(name: 'child') + ensure + I18n.backend.reload! + end + def test_included_in_collection assert_equal true, companies(:first_firm).clients.include?(Client.find(2)) end @@ -1518,7 +1593,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase rescue Client::RaisedOnSave end - assert_equal [good], companies(:first_firm).clients_of_firm(true) + assert_equal [good], companies(:first_firm).clients_of_firm.reload end def test_transactions_when_replacing_on_new_record @@ -1534,7 +1609,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase def test_get_ids_for_loaded_associations company = companies(:first_firm) - company.clients(true) + company.clients.reload assert_queries(0) do company.client_ids company.client_ids @@ -1588,7 +1663,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase firm.client_ids = [companies(:first_client).id, nil, companies(:second_client).id, ''] firm.save! - assert_equal 2, firm.clients(true).size + assert_equal 2, firm.clients.reload.size assert_equal true, firm.clients.include?(companies(:second_client)) end @@ -2119,6 +2194,26 @@ class HasManyAssociationsTest < ActiveRecord::TestCase assert_equal [bulb1, bulb2], car.all_bulbs.sort_by(&:id) end + test "can unscope and where the default scope of the associated model" do + Car.has_many :other_bulbs, -> { unscope(where: [:name]).where(name: 'other') }, class_name: "Bulb" + car = Car.create! + bulb1 = Bulb.create! name: "defaulty", car: car + bulb2 = Bulb.create! name: "other", car: car + + assert_equal [bulb1], car.bulbs + assert_equal [bulb2], car.other_bulbs + end + + test "can rewhere the default scope of the associated model" do + Car.has_many :old_bulbs, -> { rewhere(name: 'old') }, class_name: "Bulb" + car = Car.create! + bulb1 = Bulb.create! name: "defaulty", car: car + bulb2 = Bulb.create! name: "old", car: car + + assert_equal [bulb1], car.bulbs + assert_equal [bulb2], car.old_bulbs + end + test 'unscopes the default scope of associated model when used with include' do car = Car.create! bulb = Bulb.create! name: "other", car: car @@ -2252,4 +2347,54 @@ class HasManyAssociationsTest < ActiveRecord::TestCase assert_equal [first_bulb, second_bulb], car.bulbs end + + test 'double insertion of new object to association when same association used in the after create callback of a new object' do + car = Car.create! + car.bulbs << TrickyBulb.new + assert_equal 1, car.bulbs.size + end + + def test_association_force_reload_with_only_true_is_deprecated + company = Company.find(1) + + assert_deprecated { company.clients_of_firm(true) } + end + + class AuthorWithErrorDestroyingAssociation < ActiveRecord::Base + self.table_name = "authors" + has_many :posts_with_error_destroying, + class_name: "PostWithErrorDestroying", + foreign_key: :author_id, + dependent: :destroy + end + + class PostWithErrorDestroying < ActiveRecord::Base + self.table_name = "posts" + self.inheritance_column = nil + before_destroy -> { throw :abort } + end + + def test_destroy_does_not_raise_when_association_errors_on_destroy + assert_no_difference "AuthorWithErrorDestroyingAssociation.count" do + author = AuthorWithErrorDestroyingAssociation.first + + assert_not author.destroy + end + end + + def test_destroy_with_bang_bubbles_errors_from_associations + error = assert_raises ActiveRecord::RecordNotDestroyed do + AuthorWithErrorDestroyingAssociation.first.destroy! + end + + assert_instance_of PostWithErrorDestroying, error.record + end + + def test_ids_reader_memoization + car = Car.create!(name: 'TofaÅŸ') + bulb = Bulb.create!(car: car) + + assert_equal [bulb.id], car.bulb_ids + assert_no_queries { car.bulb_ids } + end end diff --git a/activerecord/test/cases/associations/has_many_through_associations_test.rb b/activerecord/test/cases/associations/has_many_through_associations_test.rb index 190cef55c4..226ecf5447 100644 --- a/activerecord/test/cases/associations/has_many_through_associations_test.rb +++ b/activerecord/test/cases/associations/has_many_through_associations_test.rb @@ -188,7 +188,7 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase assert post.people.include?(person) end - assert post.reload.people(true).include?(person) + assert post.reload.people.reload.include?(person) end def test_delete_all_for_with_dependent_option_destroy @@ -229,7 +229,7 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase post = posts(:thinking) post.people.concat [person] assert_equal 1, post.people.size - assert_equal 1, post.people(true).size + assert_equal 1, post.people.reload.size end def test_associate_existing_record_twice_should_add_to_target_twice @@ -285,7 +285,7 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase assert posts(:thinking).people.include?(new_person) end - assert posts(:thinking).reload.people(true).include?(new_person) + assert posts(:thinking).reload.people.reload.include?(new_person) end def test_associate_new_by_building @@ -310,8 +310,8 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase posts(:thinking).save end - assert posts(:thinking).reload.people(true).collect(&:first_name).include?("Bob") - assert posts(:thinking).reload.people(true).collect(&:first_name).include?("Ted") + assert posts(:thinking).reload.people.reload.collect(&:first_name).include?("Bob") + assert posts(:thinking).reload.people.reload.collect(&:first_name).include?("Ted") end def test_build_then_save_with_has_many_inverse @@ -356,7 +356,7 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase assert posts(:welcome).people.empty? end - assert posts(:welcome).reload.people(true).empty? + assert posts(:welcome).reload.people.reload.empty? end def test_destroy_association @@ -367,7 +367,7 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase end assert posts(:welcome).reload.people.empty? - assert posts(:welcome).people(true).empty? + assert posts(:welcome).people.reload.empty? end def test_destroy_all @@ -378,7 +378,7 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase end assert posts(:welcome).reload.people.empty? - assert posts(:welcome).people(true).empty? + assert posts(:welcome).people.reload.empty? end def test_should_raise_exception_for_destroying_mismatching_records @@ -539,7 +539,7 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase end def test_replace_association - assert_queries(4){posts(:welcome);people(:david);people(:michael); posts(:welcome).people(true)} + assert_queries(4){posts(:welcome);people(:david);people(:michael); posts(:welcome).people.reload} # 1 query to delete the existing reader (michael) # 1 query to associate the new reader (david) @@ -552,8 +552,8 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase assert !posts(:welcome).people.include?(people(:michael)) } - assert posts(:welcome).reload.people(true).include?(people(:david)) - assert !posts(:welcome).reload.people(true).include?(people(:michael)) + assert posts(:welcome).reload.people.reload.include?(people(:david)) + assert !posts(:welcome).reload.people.reload.include?(people(:michael)) end def test_replace_order_is_preserved @@ -592,7 +592,7 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase assert posts(:thinking).people.collect(&:first_name).include?("Jeb") end - assert posts(:thinking).reload.people(true).collect(&:first_name).include?("Jeb") + assert posts(:thinking).reload.people.reload.collect(&:first_name).include?("Jeb") end def test_through_record_is_built_when_created_with_where @@ -668,7 +668,7 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase end def test_clear_associations - assert_queries(2) { posts(:welcome);posts(:welcome).people(true) } + assert_queries(2) { posts(:welcome);posts(:welcome).people.reload } assert_queries(1) do posts(:welcome).people.clear @@ -678,7 +678,7 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase assert posts(:welcome).people.empty? end - assert posts(:welcome).reload.people(true).empty? + assert posts(:welcome).reload.people.reload.empty? end def test_association_callback_ordering @@ -744,13 +744,14 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase def test_get_ids_for_has_many_through_with_conditions_should_not_preload Tagging.create!(:taggable_type => 'Post', :taggable_id => posts(:welcome).id, :tag => tags(:misc)) - ActiveRecord::Associations::Preloader.expects(:new).never - posts(:welcome).misc_tag_ids + assert_not_called(ActiveRecord::Associations::Preloader, :new) do + posts(:welcome).misc_tag_ids + end end def test_get_ids_for_loaded_associations person = people(:michael) - person.posts(true) + person.posts.reload assert_queries(0) do person.post_ids person.post_ids @@ -765,9 +766,10 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase end def test_association_proxy_transaction_method_starts_transaction_in_association_class - Tag.expects(:transaction) - Post.first.tags.transaction do - # nothing + assert_called(Tag, :transaction) do + Post.first.tags.transaction do + # nothing + end end end @@ -828,14 +830,14 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase category = author.named_categories.build(:name => "Primary") author.save assert Categorization.exists?(:author_id => author.id, :named_category_name => category.name) - assert author.named_categories(true).include?(category) + assert author.named_categories.reload.include?(category) end def test_collection_create_with_nonstandard_primary_key_on_belongs_to author = authors(:mary) category = author.named_categories.create(:name => "Primary") assert Categorization.exists?(:author_id => author.id, :named_category_name => category.name) - assert author.named_categories(true).include?(category) + assert author.named_categories.reload.include?(category) end def test_collection_exists @@ -850,7 +852,7 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase category = author.named_categories.create(:name => "Primary") author.named_categories.delete(category) assert !Categorization.exists?(:author_id => author.id, :named_category_name => category.name) - assert author.named_categories(true).empty? + assert author.named_categories.reload.empty? end def test_collection_singular_ids_getter_with_string_primary_keys @@ -871,10 +873,10 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase assert_nothing_raised do book = books(:awdr) book.subscriber_ids = [subscribers(:second).nick] - assert_equal [subscribers(:second)], book.subscribers(true) + assert_equal [subscribers(:second)], book.subscribers.reload book.subscriber_ids = [] - assert_equal [], book.subscribers(true) + assert_equal [], book.subscribers.reload end end @@ -960,7 +962,7 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase assert_equal 1, category.categorizations.where(:special => true).count end - def test_joining_has_many_through_with_uniq + def test_joining_has_many_through_with_distinct mary = Author.joins(:unique_categorized_posts).where(:id => authors(:mary).id).first assert_equal 1, mary.unique_categorized_posts.length assert_equal 1, mary.unique_categorized_post_ids.length @@ -1109,10 +1111,10 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase def test_has_many_through_with_default_scope_on_the_target person = people(:michael) - assert_equal [posts(:thinking)], person.first_posts + assert_equal [posts(:thinking).id], person.first_posts.map(&:id) readers(:michael_authorless).update(first_post_id: 1) - assert_equal [posts(:thinking)], person.reload.first_posts + assert_equal [posts(:thinking).id], person.reload.first_posts.map(&:id) end def test_has_many_through_with_includes_in_through_association_scope @@ -1158,4 +1160,45 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase post_through = organization.posts.build assert_equal post_direct.author_id, post_through.author_id end + + def test_has_many_through_with_scope_that_should_not_be_fully_merged + Club.has_many :distinct_memberships, -> { distinct }, class_name: "Membership" + Club.has_many :special_favourites, through: :distinct_memberships, source: :member + + assert_nil Club.new.special_favourites.distinct_value + end + + def test_association_force_reload_with_only_true_is_deprecated + post = Post.find(1) + + assert_deprecated { post.people(true) } + end + + def test_has_many_through_do_not_cache_association_reader_if_the_though_method_has_default_scopes + member = Member.create! + club = Club.create! + TenantMembership.create!( + member: member, + club: club + ) + + TenantMembership.current_member = member + + tenant_clubs = member.tenant_clubs + assert_equal [club], tenant_clubs + + TenantMembership.current_member = nil + + other_member = Member.create! + other_club = Club.create! + TenantMembership.create!( + member: other_member, + club: other_club + ) + + tenant_clubs = other_member.tenant_clubs + assert_equal [other_club], tenant_clubs + ensure + TenantMembership.current_member = nil + end end diff --git a/activerecord/test/cases/associations/has_one_associations_test.rb b/activerecord/test/cases/associations/has_one_associations_test.rb index 5c2e5e7b43..c9d9e29f09 100644 --- a/activerecord/test/cases/associations/has_one_associations_test.rb +++ b/activerecord/test/cases/associations/has_one_associations_test.rb @@ -107,6 +107,14 @@ class HasOneAssociationsTest < ActiveRecord::TestCase assert_nil Account.find(old_account_id).firm_id end + def test_nullification_on_destroyed_association + developer = Developer.create!(name: "Someone") + ship = Ship.create!(name: "Planet Caravan", developer: developer) + ship.destroy + assert !ship.persisted? + assert !developer.persisted? + end + def test_natural_assignment_to_nil_after_destroy firm = companies(:rails_core) old_account_id = firm.account.id @@ -178,6 +186,25 @@ class HasOneAssociationsTest < ActiveRecord::TestCase assert firm.account.present? end + def test_restrict_with_error_is_deprecated_using_key_one + I18n.backend = I18n::Backend::Simple.new + I18n.backend.store_translations :en, activerecord: { errors: { messages: { restrict_dependent_destroy: { one: 'message for deprecated key' } } } } + + firm = RestrictedWithErrorFirm.create!(name: 'restrict') + firm.create_account(credit_limit: 10) + + assert_not_nil firm.account + + assert_deprecated { firm.destroy } + + assert !firm.errors.empty? + assert_equal 'message for deprecated key', firm.errors[:base].first + assert RestrictedWithErrorFirm.exists?(name: 'restrict') + assert firm.account.present? + ensure + I18n.backend.reload! + end + def test_restrict_with_error firm = RestrictedWithErrorFirm.create!(:name => 'restrict') firm.create_account(:credit_limit => 10) @@ -192,6 +219,24 @@ class HasOneAssociationsTest < ActiveRecord::TestCase assert firm.account.present? end + def test_restrict_with_error_with_locale + I18n.backend = I18n::Backend::Simple.new + I18n.backend.store_translations 'en', activerecord: {attributes: {restricted_with_error_firm: {account: 'firm account'}}} + firm = RestrictedWithErrorFirm.create!(name: 'restrict') + firm.create_account(credit_limit: 10) + + assert_not_nil firm.account + + firm.destroy + + assert !firm.errors.empty? + assert_equal "Cannot delete record because a dependent firm account exists", firm.errors[:base].first + assert RestrictedWithErrorFirm.exists?(name: 'restrict') + assert firm.account.present? + ensure + I18n.backend.reload! + end + def test_successful_build_association firm = Firm.new("name" => "GlobalMegaCorp") firm.save @@ -332,7 +377,8 @@ class HasOneAssociationsTest < ActiveRecord::TestCase assert a.persisted? assert_equal a, firm.account assert_equal a, firm.account - assert_equal a, firm.account(true) + firm.association(:account).reload + assert_equal a, firm.account end def test_save_still_works_after_accessing_nil_has_one @@ -607,4 +653,10 @@ class HasOneAssociationsTest < ActiveRecord::TestCase end end end + + def test_association_force_reload_with_only_true_is_deprecated + firm = Firm.find(1) + + assert_deprecated { firm.account(true) } + end end diff --git a/activerecord/test/cases/associations/has_one_through_associations_test.rb b/activerecord/test/cases/associations/has_one_through_associations_test.rb index f8772547a2..b2b46812b9 100644 --- a/activerecord/test/cases/associations/has_one_through_associations_test.rb +++ b/activerecord/test/cases/associations/has_one_through_associations_test.rb @@ -16,6 +16,10 @@ require 'models/owner' require 'models/post' require 'models/comment' require 'models/categorization' +require 'models/customer' +require 'models/carrier' +require 'models/shop_account' +require 'models/customer_carrier' class HasOneThroughAssociationsTest < ActiveRecord::TestCase fixtures :member_types, :members, :clubs, :memberships, :sponsors, :organizations, :minivans, @@ -245,12 +249,14 @@ class HasOneThroughAssociationsTest < ActiveRecord::TestCase assert_not_nil @member_detail.member_type @member_detail.destroy assert_queries(1) do - assert_not_nil @member_detail.member_type(true) + @member_detail.association(:member_type).reload + assert_not_nil @member_detail.member_type end @member_detail.member.destroy assert_queries(1) do - assert_nil @member_detail.member_type(true) + @member_detail.association(:member_type).reload + assert_nil @member_detail.member_type end end @@ -344,4 +350,34 @@ class HasOneThroughAssociationsTest < ActiveRecord::TestCase end end end + + def test_has_one_through_do_not_cache_association_reader_if_the_though_method_has_default_scopes + customer = Customer.create! + carrier = Carrier.create! + customer_carrier = CustomerCarrier.create!( + customer: customer, + carrier: carrier, + ) + account = ShopAccount.create!(customer_carrier: customer_carrier) + + CustomerCarrier.current_customer = customer + + account_carrier = account.carrier + assert_equal carrier, account_carrier + + CustomerCarrier.current_customer = nil + + other_carrier = Carrier.create! + other_customer = Customer.create! + other_customer_carrier = CustomerCarrier.create!( + customer: other_customer, + carrier: other_carrier, + ) + other_account = ShopAccount.create!(customer_carrier: other_customer_carrier) + + account_carrier = other_account.carrier + assert_equal other_carrier, account_carrier + ensure + CustomerCarrier.current_customer = nil + end end diff --git a/activerecord/test/cases/associations/inverse_associations_test.rb b/activerecord/test/cases/associations/inverse_associations_test.rb index 423b8238b1..57d1c8feda 100644 --- a/activerecord/test/cases/associations/inverse_associations_test.rb +++ b/activerecord/test/cases/associations/inverse_associations_test.rb @@ -13,6 +13,9 @@ require 'models/mixed_case_monkey' require 'models/admin' require 'models/admin/account' require 'models/admin/user' +require 'models/developer' +require 'models/company' +require 'models/project' class AutomaticInverseFindingTests < ActiveRecord::TestCase fixtures :ratings, :comments, :cars @@ -80,10 +83,10 @@ class AutomaticInverseFindingTests < ActiveRecord::TestCase assert_equal rating.comment, comment, "The Rating's comment should be the original Comment" - rating.comment.body = "Brogramming is the act of programming, like a bro." + rating.comment.body = "Fennec foxes are the smallest of the foxes." assert_equal rating.comment.body, comment.body, "Changing the Comment's body on the association should change the original Comment's body" - comment.body = "Broseiden is the king of the sea of bros." + comment.body = "Kittens are adorable." assert_equal comment.body, rating.comment.body, "Changing the original Comment's body should change the Comment's body on the association" end @@ -94,10 +97,10 @@ class AutomaticInverseFindingTests < ActiveRecord::TestCase assert_equal rating.comment, comment, "The Rating's comment should be the original Comment" - rating.comment.body = "Brogramming is the act of programming, like a bro." + rating.comment.body = "Fennec foxes are the smallest of the foxes." assert_equal rating.comment.body, comment.body, "Changing the Comment's body on the association should change the original Comment's body" - comment.body = "Broseiden is the king of the sea of bros." + comment.body = "Kittens are adorable." assert_equal comment.body, rating.comment.body, "Changing the original Comment's body should change the Comment's body on the association" end @@ -198,6 +201,16 @@ class InverseAssociationTests < ActiveRecord::TestCase belongs_to_ref = Sponsor.reflect_on_association(:sponsor_club) assert_nil belongs_to_ref.inverse_of end + + def test_this_inverse_stuff + firm = Firm.create!(name: 'Adequate Holdings') + Project.create!(name: 'Project 1', firm: firm) + Developer.create!(name: 'Gorbypuff', firm: firm) + + new_project = Project.last + assert Project.reflect_on_association(:lead_developer).inverse_of.present?, "Expected inverse of to be present" + assert new_project.lead_developer.present?, "Expected lead developer to be present on the project" + end end class InverseHasOneTests < ActiveRecord::TestCase diff --git a/activerecord/test/cases/associations/join_model_test.rb b/activerecord/test/cases/associations/join_model_test.rb index 213be50e67..f6dddaf5b4 100644 --- a/activerecord/test/cases/associations/join_model_test.rb +++ b/activerecord/test/cases/associations/join_model_test.rb @@ -35,12 +35,12 @@ class AssociationsJoinModelTest < ActiveRecord::TestCase assert categories(:sti_test).authors.include?(authors(:mary)) end - def test_has_many_uniq_through_join_model + def test_has_many_distinct_through_join_model assert_equal 2, authors(:mary).categorized_posts.size assert_equal 1, authors(:mary).unique_categorized_posts.size end - def test_has_many_uniq_through_count + def test_has_many_distinct_through_count author = authors(:mary) assert !authors(:mary).unique_categorized_posts.loaded? assert_queries(1) { assert_equal 1, author.unique_categorized_posts.count } @@ -49,7 +49,7 @@ class AssociationsJoinModelTest < ActiveRecord::TestCase assert !authors(:mary).unique_categorized_posts.loaded? end - def test_has_many_uniq_through_find + def test_has_many_distinct_through_find assert_equal 1, authors(:mary).unique_categorized_posts.to_a.size end @@ -213,7 +213,8 @@ class AssociationsJoinModelTest < ActiveRecord::TestCase old_count = Tagging.count post.destroy assert_equal old_count-1, Tagging.count - assert_nil posts(:welcome).tagging(true) + posts(:welcome).association(:tagging).reload + assert_nil posts(:welcome).tagging end def test_delete_polymorphic_has_one_with_nullify @@ -224,7 +225,8 @@ class AssociationsJoinModelTest < ActiveRecord::TestCase old_count = Tagging.count post.destroy assert_equal old_count, Tagging.count - assert_nil posts(:welcome).tagging(true) + posts(:welcome).association(:tagging).reload + assert_nil posts(:welcome).tagging end def test_has_many_with_piggyback @@ -461,7 +463,7 @@ class AssociationsJoinModelTest < ActiveRecord::TestCase assert saved_post.tags.include?(new_tag) assert new_tag.persisted? - assert saved_post.reload.tags(true).include?(new_tag) + assert saved_post.reload.tags.reload.include?(new_tag) new_post = Post.new(:title => "Association replacement works!", :body => "You best believe it.") @@ -474,7 +476,7 @@ class AssociationsJoinModelTest < ActiveRecord::TestCase new_post.save! assert new_post.persisted? - assert new_post.reload.tags(true).include?(saved_tag) + assert new_post.reload.tags.reload.include?(saved_tag) assert !posts(:thinking).tags.build.persisted? assert !posts(:thinking).tags.new.persisted? @@ -490,7 +492,7 @@ class AssociationsJoinModelTest < ActiveRecord::TestCase assert_nil( wrong = post_thinking.taggings.detect { |t| t.class != Tagging }, message = "Expected a Tagging in taggings collection, got #{wrong.class}.") assert_equal(count + 1, post_thinking.reload.tags.size) - assert_equal(count + 1, post_thinking.tags(true).size) + assert_equal(count + 1, post_thinking.tags.reload.size) assert_kind_of Tag, post_thinking.tags.create!(:name => 'foo') assert_nil( wrong = post_thinking.tags.detect { |t| t.class != Tag }, @@ -498,7 +500,7 @@ class AssociationsJoinModelTest < ActiveRecord::TestCase assert_nil( wrong = post_thinking.taggings.detect { |t| t.class != Tagging }, message = "Expected a Tagging in taggings collection, got #{wrong.class}.") assert_equal(count + 2, post_thinking.reload.tags.size) - assert_equal(count + 2, post_thinking.tags(true).size) + assert_equal(count + 2, post_thinking.tags.reload.size) assert_nothing_raised { post_thinking.tags.concat(Tag.create!(:name => 'abc'), Tag.create!(:name => 'def')) } assert_nil( wrong = post_thinking.tags.detect { |t| t.class != Tag }, @@ -506,7 +508,7 @@ class AssociationsJoinModelTest < ActiveRecord::TestCase assert_nil( wrong = post_thinking.taggings.detect { |t| t.class != Tagging }, message = "Expected a Tagging in taggings collection, got #{wrong.class}.") assert_equal(count + 4, post_thinking.reload.tags.size) - assert_equal(count + 4, post_thinking.tags(true).size) + assert_equal(count + 4, post_thinking.tags.reload.size) # Raises if the wrong reflection name is used to set the Edge belongs_to assert_nothing_raised { vertices(:vertex_1).sinks << vertices(:vertex_5) } @@ -544,11 +546,11 @@ class AssociationsJoinModelTest < ActiveRecord::TestCase book = Book.create!(:name => 'Getting Real') book_awdr = books(:awdr) book_awdr.references << book - assert_equal(count + 1, book_awdr.references(true).size) + assert_equal(count + 1, book_awdr.references.reload.size) assert_nothing_raised { book_awdr.references.delete(book) } assert_equal(count, book_awdr.references.size) - assert_equal(count, book_awdr.references(true).size) + assert_equal(count, book_awdr.references.reload.size) assert_equal(references_before.sort, book_awdr.references.sort) end @@ -558,14 +560,14 @@ class AssociationsJoinModelTest < ActiveRecord::TestCase tag = Tag.create!(:name => 'doomed') post_thinking = posts(:thinking) post_thinking.tags << tag - assert_equal(count + 1, post_thinking.taggings(true).size) - assert_equal(count + 1, post_thinking.reload.tags(true).size) + assert_equal(count + 1, post_thinking.taggings.reload.size) + assert_equal(count + 1, post_thinking.reload.tags.reload.size) assert_not_equal(tags_before, post_thinking.tags.sort) assert_nothing_raised { post_thinking.tags.delete(tag) } assert_equal(count, post_thinking.tags.size) - assert_equal(count, post_thinking.tags(true).size) - assert_equal(count, post_thinking.taggings(true).size) + assert_equal(count, post_thinking.tags.reload.size) + assert_equal(count, post_thinking.taggings.reload.size) assert_equal(tags_before, post_thinking.tags.sort) end @@ -577,11 +579,11 @@ class AssociationsJoinModelTest < ActiveRecord::TestCase quaked = Tag.create!(:name => 'quaked') post_thinking = posts(:thinking) post_thinking.tags << doomed << doomed2 - assert_equal(count + 2, post_thinking.reload.tags(true).size) + assert_equal(count + 2, post_thinking.reload.tags.reload.size) assert_nothing_raised { post_thinking.tags.delete(doomed, doomed2, quaked) } assert_equal(count, post_thinking.tags.size) - assert_equal(count, post_thinking.tags(true).size) + assert_equal(count, post_thinking.tags.reload.size) assert_equal(tags_before, post_thinking.tags.sort) end @@ -625,7 +627,7 @@ class AssociationsJoinModelTest < ActiveRecord::TestCase assert_equal [comments(:does_it_hurt)], authors(:david).special_post_comments end - def test_uniq_has_many_through_should_retain_order + def test_distinct_has_many_through_should_retain_order comment_ids = authors(:david).comments.map(&:id) assert_equal comment_ids.sort, authors(:david).ordered_uniq_comments.map(&:id) assert_equal comment_ids.sort.reverse, authors(:david).ordered_uniq_comments_desc.map(&:id) diff --git a/activerecord/test/cases/associations/left_outer_join_association_test.rb b/activerecord/test/cases/associations/left_outer_join_association_test.rb new file mode 100644 index 0000000000..4af791b758 --- /dev/null +++ b/activerecord/test/cases/associations/left_outer_join_association_test.rb @@ -0,0 +1,79 @@ +require "cases/helper" +require 'models/post' +require 'models/comment' +require 'models/author' +require 'models/essay' +require 'models/categorization' +require 'models/person' + +class LeftOuterJoinAssociationTest < ActiveRecord::TestCase + fixtures :authors, :essays, :posts, :comments, :categorizations, :people + + def test_construct_finder_sql_applies_aliases_tables_on_association_conditions + result = Author.left_outer_joins(:thinking_posts, :welcome_posts).to_a + assert_equal authors(:david), result.first + end + + def test_construct_finder_sql_does_not_table_name_collide_on_duplicate_associations + assert_nothing_raised do + queries = capture_sql do + Person.left_outer_joins(:agents => {:agents => :agents}) + .left_outer_joins(:agents => {:agents => {:primary_contact => :agents}}).to_a + end + assert queries.any? { |sql| /agents_people_4/i =~ sql } + end + end + + def test_construct_finder_sql_executes_a_left_outer_join + assert_not_equal Author.count, Author.joins(:posts).count + assert_equal Author.count, Author.left_outer_joins(:posts).count + end + + def test_left_outer_join_by_left_joins + assert_not_equal Author.count, Author.joins(:posts).count + assert_equal Author.count, Author.left_joins(:posts).count + end + + def test_construct_finder_sql_ignores_empty_left_outer_joins_hash + queries = capture_sql { Author.left_outer_joins({}) } + assert queries.none? { |sql| /LEFT OUTER JOIN/i =~ sql } + end + + def test_construct_finder_sql_ignores_empty_left_outer_joins_array + queries = capture_sql { Author.left_outer_joins([]) } + assert queries.none? { |sql| /LEFT OUTER JOIN/i =~ sql } + end + + def test_left_outer_joins_forbids_to_use_string_as_argument + assert_raise(ArgumentError){ Author.left_outer_joins('LEFT OUTER JOIN "posts" ON "posts"."user_id" = "users"."id"').to_a } + end + + def test_join_conditions_added_to_join_clause + queries = capture_sql { Author.left_outer_joins(:essays).to_a } + assert queries.any? { |sql| /writer_type.*?=.*?(Author|\?|\$1)/i =~ sql } + assert queries.none? { |sql| /WHERE/i =~ sql } + end + + def test_find_with_sti_join + scope = Post.left_outer_joins(:special_comments).where(:id => posts(:sti_comments).id) + + # The join should match SpecialComment and its subclasses only + assert scope.where("comments.type" => "Comment").empty? + assert !scope.where("comments.type" => "SpecialComment").empty? + assert !scope.where("comments.type" => "SubSpecialComment").empty? + end + + def test_does_not_override_select + authors = Author.select("authors.name, #{%{(authors.author_address_id || ' ' || authors.author_address_extra_id) as addr_id}}").left_outer_joins(:posts) + assert authors.any? + assert authors.first.respond_to?(:addr_id) + end + + test "the default scope of the target is applied when joining associations" do + author = Author.create! name: "Jon" + author.categorizations.create! + author.categorizations.create! special: true + + assert_equal [author], Author.where(id: author).left_outer_joins(:special_categorizations) + end +end diff --git a/activerecord/test/cases/associations/nested_through_associations_test.rb b/activerecord/test/cases/associations/nested_through_associations_test.rb index 31b68c940e..b040485d99 100644 --- a/activerecord/test/cases/associations/nested_through_associations_test.rb +++ b/activerecord/test/cases/associations/nested_through_associations_test.rb @@ -495,7 +495,7 @@ class NestedThroughAssociationsTest < ActiveRecord::TestCase groucho = members(:groucho) founding = member_types(:founding) - assert_raises(ActiveRecord::HasManyThroughNestedAssociationsAreReadonly) do + assert_raises(ActiveRecord::HasOneThroughNestedAssociationsAreReadonly) do groucho.nested_member_type = founding end end diff --git a/activerecord/test/cases/associations_test.rb b/activerecord/test/cases/associations_test.rb index 3d202a5527..01a058918a 100644 --- a/activerecord/test/cases/associations_test.rb +++ b/activerecord/test/cases/associations_test.rb @@ -1,7 +1,6 @@ require "cases/helper" require 'models/computer' require 'models/developer' -require 'models/computer' require 'models/project' require 'models/company' require 'models/categorization' @@ -13,7 +12,6 @@ require 'models/tag' require 'models/tagging' require 'models/person' require 'models/reader' -require 'models/parrot' require 'models/ship_part' require 'models/ship' require 'models/liquid' @@ -93,8 +91,10 @@ class AssociationsTest < ActiveRecord::TestCase assert firm.clients.empty?, "New firm should have cached no client objects" assert_equal 0, firm.clients.size, "New firm should have cached 0 clients count" - assert !firm.clients(true).empty?, "New firm should have reloaded client objects" - assert_equal 1, firm.clients(true).size, "New firm should have reloaded clients count" + ActiveSupport::Deprecation.silence do + assert !firm.clients(true).empty?, "New firm should have reloaded client objects" + assert_equal 1, firm.clients(true).size, "New firm should have reloaded clients count" + end end def test_using_limitable_reflections_helper @@ -110,10 +110,13 @@ class AssociationsTest < ActiveRecord::TestCase def test_force_reload_is_uncached firm = Firm.create!("name" => "A New Firm, Inc") Client.create!("name" => "TheClient.com", :firm => firm) - ActiveRecord::Base.cache do - firm.clients.each {} - assert_queries(0) { assert_not_nil firm.clients.each {} } - assert_queries(1) { assert_not_nil firm.clients(true).each {} } + + ActiveSupport::Deprecation.silence do + ActiveRecord::Base.cache do + firm.clients.each {} + assert_queries(0) { assert_not_nil firm.clients.each {} } + assert_queries(1) { assert_not_nil firm.clients(true).each {} } + end end end diff --git a/activerecord/test/cases/attribute_methods_test.rb b/activerecord/test/cases/attribute_methods_test.rb index ea2b94cbf4..94dfbc3346 100644 --- a/activerecord/test/cases/attribute_methods_test.rb +++ b/activerecord/test/cases/attribute_methods_test.rb @@ -1,7 +1,6 @@ require "cases/helper" require 'models/minimalistic' require 'models/developer' -require 'models/computer' require 'models/auto_id' require 'models/boolean' require 'models/computer' @@ -67,8 +66,9 @@ class AttributeMethodsTest < ActiveRecord::TestCase def test_caching_nil_primary_key klass = Class.new(Minimalistic) - klass.expects(:reset_primary_key).returns(nil).once - 2.times { klass.primary_key } + assert_called(klass, :reset_primary_key, returns: nil) do + 2.times { klass.primary_key } + end end def test_attribute_keys_on_new_instance @@ -175,9 +175,9 @@ class AttributeMethodsTest < ActiveRecord::TestCase assert_equal category_attrs , category.attributes_before_type_cast end - if current_adapter?(:MysqlAdapter) + if current_adapter?(:Mysql2Adapter) def test_read_attributes_before_type_cast_on_boolean - bool = Boolean.create({ "value" => false }) + bool = Boolean.create!({ "value" => false }) if RUBY_PLATFORM =~ /java/ # JRuby will return the value before typecast as string assert_equal "0", bool.reload.attributes_before_type_cast["value"] @@ -542,9 +542,6 @@ class AttributeMethodsTest < ActiveRecord::TestCase developer.save! - assert_equal "50000", developer.salary_before_type_cast - assert_equal 1337, developer.name_before_type_cast - assert_equal 50000, developer.salary assert_equal "1337", developer.name end diff --git a/activerecord/test/cases/attribute_set_test.rb b/activerecord/test/cases/attribute_set_test.rb index 9d927481ec..7a24b85a36 100644 --- a/activerecord/test/cases/attribute_set_test.rb +++ b/activerecord/test/cases/attribute_set_test.rb @@ -29,7 +29,7 @@ module ActiveRecord assert_equal :bar, attributes[:bar].name end - test "duping creates a new hash and dups each attribute" do + test "duping creates a new hash, but does not dup the attributes" do builder = AttributeSet::Builder.new(foo: Type::Integer.new, bar: Type::String.new) attributes = builder.build_from_database(foo: 1, bar: 'foo') @@ -43,6 +43,24 @@ module ActiveRecord assert_equal 1, attributes[:foo].value assert_equal 2, duped[:foo].value + assert_equal 'foobar', attributes[:bar].value + assert_equal 'foobar', duped[:bar].value + end + + test "deep_duping creates a new hash and dups each attribute" do + builder = AttributeSet::Builder.new(foo: Type::Integer.new, bar: Type::String.new) + attributes = builder.build_from_database(foo: 1, bar: 'foo') + + # Ensure the type cast value is cached + attributes[:foo].value + attributes[:bar].value + + duped = attributes.deep_dup + duped.write_from_database(:foo, 2) + duped[:bar].value << 'bar' + + assert_equal 1, attributes[:foo].value + assert_equal 2, duped[:foo].value assert_equal 'foo', attributes[:bar].value assert_equal 'foobar', duped[:bar].value end @@ -160,6 +178,9 @@ module ActiveRecord return if value.nil? value + " from database" end + + def assert_valid_value(*) + end end test "write_from_database sets the attribute with database typecasting" do @@ -207,5 +228,26 @@ module ActiveRecord assert_equal [:foo], attributes.accessed end + + test "#map returns a new attribute set with the changes applied" do + builder = AttributeSet::Builder.new(foo: Type::Integer.new, bar: Type::Integer.new) + attributes = builder.build_from_database(foo: "1", bar: "2") + new_attributes = attributes.map do |attr| + attr.with_cast_value(attr.value + 1) + end + + assert_equal 2, new_attributes.fetch_value(:foo) + assert_equal 3, new_attributes.fetch_value(:bar) + end + + test "comparison for equality is correctly implemented" do + builder = AttributeSet::Builder.new(foo: Type::Integer.new, bar: Type::Integer.new) + attributes = builder.build_from_database(foo: "1", bar: "2") + attributes2 = builder.build_from_database(foo: "1", bar: "2") + attributes3 = builder.build_from_database(foo: "2", bar: "2") + + assert_equal attributes, attributes2 + assert_not_equal attributes2, attributes3 + end end end diff --git a/activerecord/test/cases/attribute_test.rb b/activerecord/test/cases/attribute_test.rb index aa419c7a67..a24a4fc6a4 100644 --- a/activerecord/test/cases/attribute_test.rb +++ b/activerecord/test/cases/attribute_test.rb @@ -1,11 +1,9 @@ require 'cases/helper' -require 'minitest/mock' module ActiveRecord class AttributeTest < ActiveRecord::TestCase setup do @type = Minitest::Mock.new - @type.expect(:==, false, [false]) end teardown do @@ -109,6 +107,9 @@ module ActiveRecord def deserialize(value) value + " from database" end + + def assert_valid_value(*) + end end test "with_value_from_user returns a new attribute with the value from the user" do @@ -181,12 +182,65 @@ module ActiveRecord assert attribute.has_been_read? end + test "an attribute is not changed if it hasn't been assigned or mutated" do + attribute = Attribute.from_database(:foo, 1, Type::Value.new) + + refute attribute.changed? + end + + test "an attribute is changed if it's been assigned a new value" do + attribute = Attribute.from_database(:foo, 1, Type::Value.new) + changed = attribute.with_value_from_user(2) + + assert changed.changed? + end + + test "an attribute is not changed if it's assigned the same value" do + attribute = Attribute.from_database(:foo, 1, Type::Value.new) + unchanged = attribute.with_value_from_user(1) + + refute unchanged.changed? + end + test "an attribute can not be mutated if it has not been read, and skips expensive calculations" do type_which_raises_from_all_methods = Object.new attribute = Attribute.from_database(:foo, "bar", type_which_raises_from_all_methods) - assert_not attribute.changed_in_place_from?("bar") + assert_not attribute.changed_in_place? + end + + test "an attribute is changed if it has been mutated" do + attribute = Attribute.from_database(:foo, "bar", Type::String.new) + attribute.value << "!" + + assert attribute.changed_in_place? + assert attribute.changed? + end + + test "an attribute can forget its changes" do + attribute = Attribute.from_database(:foo, "bar", Type::String.new) + changed = attribute.with_value_from_user("foo") + forgotten = changed.forgetting_assignment + + assert changed.changed? # sanity check + refute forgotten.changed? + end + + test "with_value_from_user validates the value" do + type = Type::Value.new + type.define_singleton_method(:assert_valid_value) do |value| + if value == 1 + raise ArgumentError + end + end + + attribute = Attribute.from_database(:foo, 1, type) + assert_equal 1, attribute.value + assert_equal 2, attribute.with_value_from_user(2).value + assert_raises ArgumentError do + attribute.with_value_from_user(1) + end end end end diff --git a/activerecord/test/cases/attributes_test.rb b/activerecord/test/cases/attributes_test.rb index 927d7950a5..2991ca8b76 100644 --- a/activerecord/test/cases/attributes_test.rb +++ b/activerecord/test/cases/attributes_test.rb @@ -125,8 +125,24 @@ module ActiveRecord assert_equal "from user", model.wibble end + test "procs for default values" do + klass = Class.new(OverloadedType) do + @@counter = 0 + attribute :counter, :integer, default: -> { @@counter += 1 } + end + + assert_equal 1, klass.new.counter + assert_equal 2, klass.new.counter + end + + test "user provided defaults are persisted even if unchanged" do + model = OverloadedType.create! + + assert_equal "the overloaded default", model.reload.string_with_default + end + if current_adapter?(:PostgreSQLAdapter) - test "arrays types can be specified" do + test "array types can be specified" do klass = Class.new(OverloadedType) do attribute :my_array, :string, limit: 50, array: true attribute :my_int_array, :integer, array: true @@ -136,7 +152,7 @@ module ActiveRecord Type::String.new(limit: 50)) int_array = ConnectionAdapters::PostgreSQL::OID::Array.new( Type::Integer.new) - refute_equal string_array, int_array + assert_not_equal string_array, int_array assert_equal string_array, klass.type_for_attribute("my_array") assert_equal int_array, klass.type_for_attribute("my_int_array") end @@ -151,10 +167,23 @@ module ActiveRecord Type::String.new(limit: 50)) int_range = ConnectionAdapters::PostgreSQL::OID::Range.new( Type::Integer.new) - refute_equal string_range, int_range + assert_not_equal string_range, int_range assert_equal string_range, klass.type_for_attribute("my_range") assert_equal int_range, klass.type_for_attribute("my_int_range") end end + + test "attributes added after subclasses load are inherited" do + parent = Class.new(ActiveRecord::Base) do + self.table_name = "topics" + end + + child = Class.new(parent) + child.new # => force a schema load + + parent.attribute(:foo, Type::Value.new) + + assert_equal(:bar, child.new(foo: :bar).foo) + end end end diff --git a/activerecord/test/cases/autosave_association_test.rb b/activerecord/test/cases/autosave_association_test.rb index 80b5a0004d..3608063b01 100644 --- a/activerecord/test/cases/autosave_association_test.rb +++ b/activerecord/test/cases/autosave_association_test.rb @@ -24,6 +24,8 @@ require 'models/molecule' require 'models/member' require 'models/member_detail' require 'models/organization' +require 'models/guitar' +require 'models/tuning_peg' class TestAutosaveAssociationsInGeneral < ActiveRecord::TestCase def test_autosave_validation @@ -67,6 +69,14 @@ class TestAutosaveAssociationsInGeneral < ActiveRecord::TestCase assert_no_difference_when_adding_callbacks_twice_for Pirate, :parrots end + def test_cyclic_autosaves_do_not_add_multiple_validations + ship = ShipWithoutNestedAttributes.new + ship.prisoners.build + + assert_not ship.valid? + assert_equal 1, ship.errors[:name].length + end + private def assert_no_difference_when_adding_callbacks_twice_for(model, association_name) @@ -149,7 +159,8 @@ class TestDefaultAutosaveAssociationOnAHasOneAssociation < ActiveRecord::TestCas assert_equal a, firm.account assert firm.save assert_equal a, firm.account - assert_equal a, firm.account(true) + firm.association(:account).reload + assert_equal a, firm.account end def test_assignment_before_either_saved @@ -162,7 +173,8 @@ class TestDefaultAutosaveAssociationOnAHasOneAssociation < ActiveRecord::TestCas assert firm.persisted? assert a.persisted? assert_equal a, firm.account - assert_equal a, firm.account(true) + firm.association(:account).reload + assert_equal a, firm.account end def test_not_resaved_when_unchanged @@ -248,7 +260,8 @@ class TestDefaultAutosaveAssociationOnABelongsToAssociation < ActiveRecord::Test assert apple.save assert apple.persisted? assert_equal apple, client.firm - assert_equal apple, client.firm(true) + client.association(:firm).reload + assert_equal apple, client.firm end def test_assignment_before_either_saved @@ -261,7 +274,8 @@ class TestDefaultAutosaveAssociationOnABelongsToAssociation < ActiveRecord::Test assert final_cut.persisted? assert apple.persisted? assert_equal apple, final_cut.firm - assert_equal apple, final_cut.firm(true) + final_cut.association(:firm).reload + assert_equal apple, final_cut.firm end def test_store_two_association_with_one_save @@ -385,6 +399,87 @@ class TestDefaultAutosaveAssociationOnAHasManyAssociationWithAcceptsNestedAttrib assert_not molecule.persisted?, 'Molecule should not be persisted when its electrons are invalid' end + def test_errors_should_be_indexed_when_passed_as_array + guitar = Guitar.new + tuning_peg_valid = TuningPeg.new + tuning_peg_valid.pitch = 440.0 + tuning_peg_invalid = TuningPeg.new + + guitar.tuning_pegs = [tuning_peg_valid, tuning_peg_invalid] + + assert_not tuning_peg_invalid.valid? + assert tuning_peg_valid.valid? + assert_not guitar.valid? + assert_equal ["is not a number"], guitar.errors["tuning_pegs[1].pitch"] + assert_not_equal ["is not a number"], guitar.errors["tuning_pegs.pitch"] + end + + def test_errors_should_be_indexed_when_global_flag_is_set + old_attribute_config = ActiveRecord::Base.index_nested_attribute_errors + ActiveRecord::Base.index_nested_attribute_errors = true + + molecule = Molecule.new + valid_electron = Electron.new(name: 'electron') + invalid_electron = Electron.new + + molecule.electrons = [valid_electron, invalid_electron] + + assert_not invalid_electron.valid? + assert valid_electron.valid? + assert_not molecule.valid? + assert_equal ["can't be blank"], molecule.errors["electrons[1].name"] + assert_not_equal ["can't be blank"], molecule.errors["electrons.name"] + ensure + ActiveRecord::Base.index_nested_attribute_errors = old_attribute_config + end + + def test_errors_details_should_be_set + molecule = Molecule.new + valid_electron = Electron.new(name: 'electron') + invalid_electron = Electron.new + + molecule.electrons = [valid_electron, invalid_electron] + + assert_not invalid_electron.valid? + assert valid_electron.valid? + assert_not molecule.valid? + assert_equal [{error: :blank}], molecule.errors.details["electrons.name"] + end + + def test_errors_details_should_be_indexed_when_passed_as_array + guitar = Guitar.new + tuning_peg_valid = TuningPeg.new + tuning_peg_valid.pitch = 440.0 + tuning_peg_invalid = TuningPeg.new + + guitar.tuning_pegs = [tuning_peg_valid, tuning_peg_invalid] + + assert_not tuning_peg_invalid.valid? + assert tuning_peg_valid.valid? + assert_not guitar.valid? + assert_equal [{error: :not_a_number, value: nil}] , guitar.errors.details["tuning_pegs[1].pitch"] + assert_equal [], guitar.errors.details["tuning_pegs.pitch"] + end + + def test_errors_details_should_be_indexed_when_global_flag_is_set + old_attribute_config = ActiveRecord::Base.index_nested_attribute_errors + ActiveRecord::Base.index_nested_attribute_errors = true + + molecule = Molecule.new + valid_electron = Electron.new(name: 'electron') + invalid_electron = Electron.new + + molecule.electrons = [valid_electron, invalid_electron] + + assert_not invalid_electron.valid? + assert valid_electron.valid? + assert_not molecule.valid? + assert_equal [{error: :blank}], molecule.errors.details["electrons[1].name"] + assert_equal [], molecule.errors.details["electrons.name"] + ensure + ActiveRecord::Base.index_nested_attribute_errors = old_attribute_config + end + def test_valid_adding_with_nested_attributes molecule = Molecule.new valid_electron = Electron.new(name: 'electron') @@ -456,7 +551,7 @@ class TestDefaultAutosaveAssociationOnAHasManyAssociation < ActiveRecord::TestCa assert_equal new_client, companies(:first_firm).clients_of_firm.last assert !companies(:first_firm).save assert !new_client.persisted? - assert_equal 2, companies(:first_firm).clients_of_firm(true).size + assert_equal 2, companies(:first_firm).clients_of_firm.reload.size end def test_adding_before_save @@ -481,7 +576,7 @@ class TestDefaultAutosaveAssociationOnAHasManyAssociation < ActiveRecord::TestCa assert_equal no_of_clients + 2, Client.count # Clients were saved to database. assert_equal 2, new_firm.clients_of_firm.size - assert_equal 2, new_firm.clients_of_firm(true).size + assert_equal 2, new_firm.clients_of_firm.reload.size end def test_assign_ids @@ -510,7 +605,7 @@ class TestDefaultAutosaveAssociationOnAHasManyAssociation < ActiveRecord::TestCa company.name += '-changed' assert_queries(2) { assert company.save } assert new_client.persisted? - assert_equal 3, company.clients_of_firm(true).size + assert_equal 3, company.clients_of_firm.reload.size end def test_build_many_before_save @@ -519,7 +614,7 @@ class TestDefaultAutosaveAssociationOnAHasManyAssociation < ActiveRecord::TestCa company.name += '-changed' assert_queries(3) { assert company.save } - assert_equal 4, company.clients_of_firm(true).size + assert_equal 4, company.clients_of_firm.reload.size end def test_build_via_block_before_save @@ -530,7 +625,7 @@ class TestDefaultAutosaveAssociationOnAHasManyAssociation < ActiveRecord::TestCa company.name += '-changed' assert_queries(2) { assert company.save } assert new_client.persisted? - assert_equal 3, company.clients_of_firm(true).size + assert_equal 3, company.clients_of_firm.reload.size end def test_build_many_via_block_before_save @@ -543,7 +638,7 @@ class TestDefaultAutosaveAssociationOnAHasManyAssociation < ActiveRecord::TestCa company.name += '-changed' assert_queries(3) { assert company.save } - assert_equal 4, company.clients_of_firm(true).size + assert_equal 4, company.clients_of_firm.reload.size end def test_replace_on_new_object @@ -1142,6 +1237,13 @@ class TestAutosaveAssociationOnAHasOneAssociation < ActiveRecord::TestCase def test_should_not_load_the_associated_model assert_queries(1) { @pirate.catchphrase = 'Arr'; @pirate.save! } end + + def test_mark_for_destruction_is_ignored_without_autosave_true + ship = ShipWithoutNestedAttributes.new(name: "The Black Flag") + ship.parts.build.mark_for_destruction + + assert_not ship.valid? + end end class TestAutosaveAssociationOnAHasOneThroughAssociation < ActiveRecord::TestCase diff --git a/activerecord/test/cases/base_test.rb b/activerecord/test/cases/base_test.rb index 4306738670..ecdf508e3e 100644 --- a/activerecord/test/cases/base_test.rb +++ b/activerecord/test/cases/base_test.rb @@ -1,7 +1,4 @@ -# -*- coding: utf-8 -*- - require "cases/helper" -require 'active_support/concurrency/latch' require 'models/post' require 'models/author' require 'models/topic' @@ -29,6 +26,7 @@ require 'models/bird' require 'models/car' require 'models/bulb' require 'rexml/document' +require 'concurrent/atomic/count_down_latch' class FirstAbstractClass < ActiveRecord::Base self.abstract_class = true @@ -84,7 +82,6 @@ class BasicsTest < ActiveRecord::TestCase classname = conn.class.name[/[^:]*$/] badchar = { 'SQLite3Adapter' => '"', - 'MysqlAdapter' => '`', 'Mysql2Adapter' => '`', 'PostgreSQLAdapter' => '"', 'OracleAdapter' => '"', @@ -114,7 +111,9 @@ class BasicsTest < ActiveRecord::TestCase unless current_adapter?(:PostgreSQLAdapter, :OracleAdapter, :SQLServerAdapter, :FbAdapter) def test_limit_with_comma - assert Topic.limit("1,2").to_a + assert_deprecated do + assert Topic.limit("1,2").to_a + end end end @@ -140,14 +139,10 @@ class BasicsTest < ActiveRecord::TestCase end def test_limit_should_sanitize_sql_injection_for_limit_with_commas - assert_raises(ArgumentError) do - Topic.limit("1, 7 procedure help()").to_a - end - end - - unless current_adapter?(:MysqlAdapter, :Mysql2Adapter) - def test_limit_should_allow_sql_literal - assert_equal 1, Topic.limit(Arel.sql('2-1')).to_a.length + assert_deprecated do + assert_raises(ArgumentError) do + Topic.limit("1, 7 procedure help()").to_a + end end end @@ -206,7 +201,7 @@ class BasicsTest < ActiveRecord::TestCase ) # For adapters which support microsecond resolution. - if current_adapter?(:PostgreSQLAdapter, :SQLite3Adapter) || mysql_56? + if subsecond_precision_supported? assert_equal 11, Topic.find(1).written_on.sec assert_equal 223300, Topic.find(1).written_on.usec assert_equal 9900, Topic.find(2).written_on.usec @@ -215,7 +210,7 @@ class BasicsTest < ActiveRecord::TestCase end def test_preserving_time_objects_with_local_time_conversion_to_default_timezone_utc - with_env_tz 'America/New_York' do + with_env_tz eastern_time_zone do with_timezone_config default: :utc do time = Time.local(2000) topic = Topic.create('written_on' => time) @@ -228,7 +223,7 @@ class BasicsTest < ActiveRecord::TestCase end def test_preserving_time_objects_with_time_with_zone_conversion_to_default_timezone_utc - with_env_tz 'America/New_York' do + with_env_tz eastern_time_zone do with_timezone_config default: :utc do Time.use_zone 'Central Time (US & Canada)' do time = Time.zone.local(2000) @@ -243,7 +238,7 @@ class BasicsTest < ActiveRecord::TestCase end def test_preserving_time_objects_with_utc_time_conversion_to_default_timezone_local - with_env_tz 'America/New_York' do + with_env_tz eastern_time_zone do with_timezone_config default: :local do time = Time.utc(2000) topic = Topic.create('written_on' => time) @@ -256,7 +251,7 @@ class BasicsTest < ActiveRecord::TestCase end def test_preserving_time_objects_with_time_with_zone_conversion_to_default_timezone_local - with_env_tz 'America/New_York' do + with_env_tz eastern_time_zone do with_timezone_config default: :local do Time.use_zone 'Central Time (US & Canada)' do time = Time.zone.local(2000) @@ -270,6 +265,14 @@ class BasicsTest < ActiveRecord::TestCase end end + def eastern_time_zone + if Gem.win_platform? + "EST5EDT" + else + "America/New_York" + end + end + def test_custom_mutator topic = Topic.find(1) # This mutator is protected in the class definition @@ -440,7 +443,7 @@ class BasicsTest < ActiveRecord::TestCase Post.reset_table_name end - if current_adapter?(:MysqlAdapter, :Mysql2Adapter) + if current_adapter?(:Mysql2Adapter) def test_update_all_with_order_and_limit assert_equal 1, Topic.limit(1).order('id DESC').update_all(:content => 'bulk updated!') end @@ -521,7 +524,8 @@ class BasicsTest < ActiveRecord::TestCase end def test_find_by_slug_with_array - assert_equal Topic.find(['1-meowmeow', '2-hello']), Topic.find([1, 2]) + assert_equal Topic.find([1, 2]), Topic.find(['1-meowmeow', '2-hello']) + assert_equal 'The Second Topic of the day', Topic.find(['2-hello', '1-meowmeow']).first.title end def test_find_by_slug_with_range @@ -946,6 +950,34 @@ class BasicsTest < ActiveRecord::TestCase assert_equal BigDecimal("1000234000567.95"), m1.big_bank_balance end + def test_numeric_fields_with_scale + m = NumericData.new( + :bank_balance => 1586.43122334, + :big_bank_balance => BigDecimal("234000567.952344"), + :world_population => 6000000000, + :my_house_population => 3 + ) + assert m.save + + m1 = NumericData.find(m.id) + assert_not_nil m1 + + # As with migration_test.rb, we should make world_population >= 2**62 + # to cover 64-bit platforms and test it is a Bignum, but the main thing + # is that it's an Integer. + assert_kind_of Integer, m1.world_population + assert_equal 6000000000, m1.world_population + + assert_kind_of Fixnum, m1.my_house_population + assert_equal 3, m1.my_house_population + + assert_kind_of BigDecimal, m1.bank_balance + assert_equal BigDecimal("1586.43"), m1.bank_balance + + assert_kind_of BigDecimal, m1.big_bank_balance + assert_equal BigDecimal("234000567.95"), m1.big_bank_balance + end + def test_auto_id auto = AutoId.new auto.save @@ -1178,42 +1210,10 @@ class BasicsTest < ActiveRecord::TestCase assert_equal last, Developer.all.merge!(:order => :salary).to_a.last end - def test_abstract_class - assert !ActiveRecord::Base.abstract_class? - assert LoosePerson.abstract_class? - assert !LooseDescendant.abstract_class? - end - def test_abstract_class_table_name assert_nil AbstractCompany.table_name end - def test_descends_from_active_record - assert !ActiveRecord::Base.descends_from_active_record? - - # Abstract subclass of AR::Base. - assert LoosePerson.descends_from_active_record? - - # Concrete subclass of an abstract class. - assert LooseDescendant.descends_from_active_record? - - # Concrete subclass of AR::Base. - assert TightPerson.descends_from_active_record? - - # Concrete subclass of a concrete class but has no type column. - assert TightDescendant.descends_from_active_record? - - # Concrete subclass of AR::Base. - assert Post.descends_from_active_record? - - # Abstract subclass of a concrete class which has a type column. - # This is pathological, as you'll never have Sub < Abstract < Concrete. - assert !StiPost.descends_from_active_record? - - # Concrete subclasses an abstract class which has a type column. - assert !SubStiPost.descends_from_active_record? - end - def test_find_on_abstract_base_class_doesnt_use_type_condition old_class = LooseDescendant Object.send :remove_const, :LooseDescendant @@ -1252,56 +1252,13 @@ class BasicsTest < ActiveRecord::TestCase original_logger = ActiveRecord::Base.logger log = StringIO.new ActiveRecord::Base.logger = ActiveSupport::Logger.new(log) + ActiveRecord::Base.logger.level = Logger::DEBUG ActiveRecord::Base.benchmark("Logging", :level => :debug, :silence => false) { ActiveRecord::Base.logger.debug "Quiet" } assert_match(/Quiet/, log.string) ensure ActiveRecord::Base.logger = original_logger end - def test_compute_type_success - assert_equal Author, ActiveRecord::Base.send(:compute_type, 'Author') - end - - def test_compute_type_nonexistent_constant - e = assert_raises NameError do - ActiveRecord::Base.send :compute_type, 'NonexistentModel' - end - assert_equal 'uninitialized constant ActiveRecord::Base::NonexistentModel', e.message - assert_equal 'ActiveRecord::Base::NonexistentModel', e.name - end - - def test_compute_type_no_method_error - ActiveSupport::Dependencies.stubs(:safe_constantize).raises(NoMethodError) - assert_raises NoMethodError do - ActiveRecord::Base.send :compute_type, 'InvalidModel' - end - end - - def test_compute_type_on_undefined_method - error = nil - begin - Class.new(Author) do - alias_method :foo, :bar - end - rescue => e - error = e - end - - ActiveSupport::Dependencies.stubs(:safe_constantize).raises(e) - - exception = assert_raises NameError do - ActiveRecord::Base.send :compute_type, 'InvalidModel' - end - assert_equal error.message, exception.message - end - - def test_compute_type_argument_error - ActiveSupport::Dependencies.stubs(:safe_constantize).raises(ArgumentError) - assert_raises ArgumentError do - ActiveRecord::Base.send :compute_type, 'InvalidModel' - end - end - def test_clear_cache! # preheat cache c1 = Post.connection.schema_cache.columns('posts') @@ -1318,9 +1275,10 @@ class BasicsTest < ActiveRecord::TestCase UnloadablePost.send(:current_scope=, UnloadablePost.all) UnloadablePost.unloadable - assert_not_nil ActiveRecord::Scoping::ScopeRegistry.value_for(:current_scope, "UnloadablePost") + klass = UnloadablePost + assert_not_nil ActiveRecord::Scoping::ScopeRegistry.value_for(:current_scope, klass) ActiveSupport::Dependencies.remove_unloadable_constants! - assert_nil ActiveRecord::Scoping::ScopeRegistry.value_for(:current_scope, "UnloadablePost") + assert_nil ActiveRecord::Scoping::ScopeRegistry.value_for(:current_scope, klass) ensure Object.class_eval{ remove_const :UnloadablePost } if defined?(UnloadablePost) end @@ -1395,6 +1353,19 @@ class BasicsTest < ActiveRecord::TestCase Company.attribute_names end + def test_has_attribute + assert Company.has_attribute?('id') + assert Company.has_attribute?('type') + assert Company.has_attribute?('name') + assert_not Company.has_attribute?('lastname') + assert_not Company.has_attribute?('age') + end + + def test_has_attribute_with_symbol + assert Company.has_attribute?(:id) + assert_not Company.has_attribute?(:age) + end + def test_attribute_names_on_table_not_exists assert_equal [], NonExistentTable.attribute_names end @@ -1411,15 +1382,13 @@ class BasicsTest < ActiveRecord::TestCase end def test_uniq_delegates_to_scoped - scope = stub - Bird.stubs(:all).returns(mock(:uniq => scope)) - assert_equal scope, Bird.uniq + assert_deprecated do + assert_equal Bird.all.distinct, Bird.uniq + end end def test_distinct_delegates_to_scoped - scope = stub - Bird.stubs(:all).returns(mock(:distinct => scope)) - assert_equal scope, Bird.distinct + assert_equal Bird.all.distinct, Bird.distinct end def test_table_name_with_2_abstract_subclasses @@ -1508,20 +1477,20 @@ class BasicsTest < ActiveRecord::TestCase orig_handler = klass.connection_handler new_handler = ActiveRecord::ConnectionAdapters::ConnectionHandler.new after_handler = nil - latch1 = ActiveSupport::Concurrency::Latch.new - latch2 = ActiveSupport::Concurrency::Latch.new + latch1 = Concurrent::CountDownLatch.new + latch2 = Concurrent::CountDownLatch.new t = Thread.new do klass.connection_handler = new_handler - latch1.release - latch2.await + latch1.count_down + latch2.wait after_handler = klass.connection_handler end - latch1.await + latch1.wait klass.connection_handler = orig_handler - latch2.release + latch2.count_down t.join assert_equal after_handler, new_handler @@ -1544,4 +1513,22 @@ class BasicsTest < ActiveRecord::TestCase assert_not topic.id_changed? end + + test "ignored columns are not present in columns_hash" do + cache_columns = Developer.connection.schema_cache.columns_hash(Developer.table_name) + assert_includes cache_columns.keys, 'first_name' + refute_includes Developer.columns_hash.keys, 'first_name' + end + + test "ignored columns have no attribute methods" do + refute Developer.new.respond_to?(:first_name) + refute Developer.new.respond_to?(:first_name=) + refute Developer.new.respond_to?(:first_name?) + end + + test "ignored columns don't prevent explicit declaration of attribute methods" do + assert Developer.new.respond_to?(:last_name) + assert Developer.new.respond_to?(:last_name=) + assert Developer.new.respond_to?(:last_name?) + end end diff --git a/activerecord/test/cases/batches_test.rb b/activerecord/test/cases/batches_test.rb index 0791dde1f2..da65336305 100644 --- a/activerecord/test/cases/batches_test.rb +++ b/activerecord/test/cases/batches_test.rb @@ -53,7 +53,7 @@ class EachTest < ActiveRecord::TestCase end def test_each_should_raise_if_select_is_set_without_id - assert_raise(RuntimeError) do + assert_raise(ArgumentError) do Post.select(:title).find_each(batch_size: 1) { |post| flunk "should not call this block" } @@ -69,13 +69,15 @@ class EachTest < ActiveRecord::TestCase end def test_warn_if_limit_scope_is_set - ActiveRecord::Base.logger.expects(:warn) - Post.limit(1).find_each { |post| post } + assert_called(ActiveRecord::Base.logger, :warn) do + Post.limit(1).find_each { |post| post } + end end def test_warn_if_order_scope_is_set - ActiveRecord::Base.logger.expects(:warn) - Post.order("title").find_each { |post| post } + assert_called(ActiveRecord::Base.logger, :warn) do + Post.order("title").find_each { |post| post } + end end def test_logger_not_required @@ -137,14 +139,15 @@ class EachTest < ActiveRecord::TestCase def test_find_in_batches_should_not_use_records_after_yielding_them_in_case_original_array_is_modified not_a_post = "not a post" - not_a_post.stubs(:id).raises(StandardError, "not_a_post had #id called on it") - - assert_nothing_raised do - Post.find_in_batches(:batch_size => 1) do |batch| - assert_kind_of Array, batch - assert_kind_of Post, batch.first + def not_a_post.id; end + not_a_post.stub(:id, ->{ raise StandardError.new("not_a_post had #id called on it") }) do + assert_nothing_raised do + Post.find_in_batches(:batch_size => 1) do |batch| + assert_kind_of Array, batch + assert_kind_of Post, batch.first - batch.map! { not_a_post } + batch.map! { not_a_post } + end end end end @@ -158,7 +161,7 @@ class EachTest < ActiveRecord::TestCase end # posts.first will be ordered using id only. Title order scope should not apply here assert_not_equal first_post, posts.first - assert_equal posts(:welcome), posts.first + assert_equal posts(:welcome).id, posts.first.id end def test_find_in_batches_should_not_ignore_the_default_scope_if_it_is_other_then_order @@ -199,7 +202,7 @@ class EachTest < ActiveRecord::TestCase def test_find_in_batches_should_return_an_enumerator enum = nil - assert_queries(0) do + assert_no_queries do enum = Post.find_in_batches(:batch_size => 1) end assert_queries(4) do @@ -210,6 +213,234 @@ class EachTest < ActiveRecord::TestCase end end + def test_in_batches_should_not_execute_any_query + assert_no_queries do + assert_kind_of ActiveRecord::Batches::BatchEnumerator, Post.in_batches(of: 2) + end + end + + def test_in_batches_should_yield_relation_if_block_given + assert_queries(6) do + Post.in_batches(of: 2) do |relation| + assert_kind_of ActiveRecord::Relation, relation + end + end + end + + def test_in_batches_should_be_enumerable_if_no_block_given + assert_queries(6) do + Post.in_batches(of: 2).each do |relation| + assert_kind_of ActiveRecord::Relation, relation + end + end + end + + def test_in_batches_each_record_should_yield_record_if_block_is_given + assert_queries(6) do + Post.in_batches(of: 2).each_record do |post| + assert post.title.present? + assert_kind_of Post, post + end + end + end + + def test_in_batches_each_record_should_return_enumerator_if_no_block_given + assert_queries(6) do + Post.in_batches(of: 2).each_record.with_index do |post, i| + assert post.title.present? + assert_kind_of Post, post + end + end + end + + def test_in_batches_each_record_should_be_ordered_by_id + ids = Post.order('id ASC').pluck(:id) + assert_queries(6) do + Post.in_batches(of: 2).each_record.with_index do |post, i| + assert_equal ids[i], post.id + end + end + end + + def test_in_batches_update_all_affect_all_records + assert_queries(6 + 6) do # 6 selects, 6 updates + Post.in_batches(of: 2).update_all(title: "updated-title") + end + assert_equal Post.all.pluck(:title), ["updated-title"] * Post.count + end + + def test_in_batches_delete_all_should_not_delete_records_in_other_batches + not_deleted_count = Post.where('id <= 2').count + Post.where('id > 2').in_batches(of: 2).delete_all + assert_equal 0, Post.where('id > 2').count + assert_equal not_deleted_count, Post.count + end + + def test_in_batches_should_not_be_loaded + Post.in_batches(of: 1) do |relation| + assert_not relation.loaded? + end + + Post.in_batches(of: 1, load: false) do |relation| + assert_not relation.loaded? + end + end + + def test_in_batches_should_be_loaded + Post.in_batches(of: 1, load: true) do |relation| + assert relation.loaded? + end + end + + def test_in_batches_if_not_loaded_executes_more_queries + assert_queries(@total + 1) do + Post.in_batches(of: 1, load: false) do |relation| + assert_not relation.loaded? + end + end + end + + def test_in_batches_should_return_relations + assert_queries(@total + 1) do + Post.in_batches(of: 1) do |relation| + assert_kind_of ActiveRecord::Relation, relation + end + end + end + + def test_in_batches_should_start_from_the_start_option + post = Post.order('id ASC').where('id >= ?', 2).first + assert_queries(2) do + relation = Post.in_batches(of: 1, begin_at: 2).first + assert_equal post, relation.first + end + end + + def test_in_batches_should_end_at_the_end_option + post = Post.order('id DESC').where('id <= ?', 5).first + assert_queries(7) do + relation = Post.in_batches(of: 1, end_at: 5, load: true).reverse_each.first + assert_equal post, relation.last + end + end + + def test_in_batches_shouldnt_execute_query_unless_needed + assert_queries(2) do + Post.in_batches(of: @total) { |relation| assert_kind_of ActiveRecord::Relation, relation } + end + + assert_queries(1) do + Post.in_batches(of: @total + 1) { |relation| assert_kind_of ActiveRecord::Relation, relation } + end + end + + def test_in_batches_should_quote_batch_order + c = Post.connection + assert_sql(/ORDER BY #{c.quote_table_name('posts')}.#{c.quote_column_name('id')}/) do + Post.in_batches(of: 1) do |relation| + assert_kind_of ActiveRecord::Relation, relation + assert_kind_of Post, relation.first + end + end + end + + def test_in_batches_should_not_use_records_after_yielding_them_in_case_original_array_is_modified + not_a_post = "not a post" + def not_a_post.id + raise StandardError.new("not_a_post had #id called on it") + end + + assert_nothing_raised do + Post.in_batches(of: 1) do |relation| + assert_kind_of ActiveRecord::Relation, relation + assert_kind_of Post, relation.first + + relation = [not_a_post] * relation.count + end + end + end + + def test_in_batches_should_not_ignore_default_scope_without_order_statements + special_posts_ids = SpecialPostWithDefaultScope.all.map(&:id).sort + posts = [] + SpecialPostWithDefaultScope.in_batches do |relation| + posts.concat(relation) + end + assert_equal special_posts_ids, posts.map(&:id) + end + + def test_in_batches_should_not_modify_passed_options + assert_nothing_raised do + Post.in_batches({ of: 42, begin_at: 1 }.freeze){} + end + end + + def test_in_batches_should_use_any_column_as_primary_key + nick_order_subscribers = Subscriber.order('nick asc') + start_nick = nick_order_subscribers.second.nick + + subscribers = [] + Subscriber.in_batches(of: 1, begin_at: start_nick) do |relation| + subscribers.concat(relation) + end + + assert_equal nick_order_subscribers[1..-1].map(&:id), subscribers.map(&:id) + end + + def test_in_batches_should_use_any_column_as_primary_key_when_start_is_not_specified + assert_queries(Subscriber.count + 1) do + Subscriber.in_batches(of: 1, load: true) do |relation| + assert_kind_of ActiveRecord::Relation, relation + assert_kind_of Subscriber, relation.first + end + end + end + + def test_in_batches_should_return_an_enumerator + enum = nil + assert_no_queries do + enum = Post.in_batches(of: 1) + end + assert_queries(4) do + enum.first(4) do |relation| + assert_kind_of ActiveRecord::Relation, relation + assert_kind_of Post, relation.first + end + end + end + + def test_in_batches_relations_should_not_overlap_with_each_other + seen_posts = [] + Post.in_batches(of: 2, load: true) do |relation| + relation.to_a.each do |post| + assert_not seen_posts.include?(post) + seen_posts << post + end + end + end + + def test_in_batches_relations_with_condition_should_not_overlap_with_each_other + seen_posts = [] + author_id = Post.first.author_id + posts_by_author = Post.where(author_id: author_id) + Post.in_batches(of: 2) do |batch| + seen_posts += batch.where(author_id: author_id) + end + + assert_equal posts_by_author.pluck(:id).sort, seen_posts.map(&:id).sort + end + + def test_in_batches_relations_update_all_should_not_affect_matching_records_in_other_batches + Post.update_all(author_id: 0) + person = Post.last + person.update_attributes(author_id: 1) + + Post.in_batches(of: 2) do |batch| + batch.where('author_id >= 1').update_all('author_id = author_id + 1') + end + assert_equal 2, person.reload.author_id # incremented only once + end + def test_find_in_batches_start_deprecated assert_deprecated do assert_queries(@total) do diff --git a/activerecord/test/cases/binary_test.rb b/activerecord/test/cases/binary_test.rb index 86dee929bf..9eb5352150 100644 --- a/activerecord/test/cases/binary_test.rb +++ b/activerecord/test/cases/binary_test.rb @@ -20,10 +20,6 @@ unless current_adapter?(:DB2Adapter) name = binary.name - # MySQL adapter doesn't properly encode things, so we have to do it - if current_adapter?(:MysqlAdapter) - name.force_encoding(Encoding::UTF_8) - end assert_equal 'ã„ãŸã ãã¾ã™ï¼', name end diff --git a/activerecord/test/cases/bind_parameter_test.rb b/activerecord/test/cases/bind_parameter_test.rb index 1e38b97c4a..cd9c76f1f0 100644 --- a/activerecord/test/cases/bind_parameter_test.rb +++ b/activerecord/test/cases/bind_parameter_test.rb @@ -39,7 +39,7 @@ module ActiveRecord end def test_binds_are_logged - sub = @connection.substitute_at(@pk) + sub = Arel::Nodes::BindParam.new binds = [Relation::QueryAttribute.new("id", 1, Type::Value.new)] sql = "select * from topics where id = #{sub.to_sql}" diff --git a/activerecord/test/cases/cache_key_test.rb b/activerecord/test/cases/cache_key_test.rb new file mode 100644 index 0000000000..bb2829b3c1 --- /dev/null +++ b/activerecord/test/cases/cache_key_test.rb @@ -0,0 +1,25 @@ +require "cases/helper" + +module ActiveRecord + class CacheKeyTest < ActiveRecord::TestCase + self.use_transactional_tests = false + + class CacheMe < ActiveRecord::Base; end + + setup do + @connection = ActiveRecord::Base.connection + @connection.create_table(:cache_mes) { |t| t.timestamps } + end + + teardown do + @connection.drop_table :cache_mes, if_exists: true + end + + test "test_cache_key_format_is_not_too_precise" do + record = CacheMe.create + key = record.cache_key + + assert_equal key, record.reload.cache_key + end + end +end diff --git a/activerecord/test/cases/calculations_test.rb b/activerecord/test/cases/calculations_test.rb index 8fc996ee74..c922a8d1c2 100644 --- a/activerecord/test/cases/calculations_test.rb +++ b/activerecord/test/cases/calculations_test.rb @@ -31,11 +31,20 @@ class CalculationsTest < ActiveRecord::TestCase assert_equal 318, Account.sum(:credit_limit) end + def test_should_sum_arel_attribute + assert_equal 318, Account.sum(Account.arel_table[:credit_limit]) + end + def test_should_average_field value = Account.average(:credit_limit) assert_equal 53.0, value end + def test_should_average_arel_attribute + value = Account.average(Account.arel_table[:credit_limit]) + assert_equal 53.0, value + end + def test_should_resolve_aliased_attributes assert_equal 318, Account.sum(:available_credit) end @@ -60,14 +69,26 @@ class CalculationsTest < ActiveRecord::TestCase assert_equal 60, Account.maximum(:credit_limit) end + def test_should_get_maximum_of_arel_attribute + assert_equal 60, Account.maximum(Account.arel_table[:credit_limit]) + end + def test_should_get_maximum_of_field_with_include assert_equal 55, Account.where("companies.name != 'Summit'").references(:companies).includes(:firm).maximum(:credit_limit) end + def test_should_get_maximum_of_arel_attribute_with_include + assert_equal 55, Account.where("companies.name != 'Summit'").references(:companies).includes(:firm).maximum(Account.arel_table[:credit_limit]) + end + def test_should_get_minimum_of_field assert_equal 50, Account.minimum(:credit_limit) end + def test_should_get_minimum_of_arel_attribute + assert_equal 50, Account.minimum(Account.arel_table[:credit_limit]) + end + def test_should_group_by_field c = Account.group(:firm_id).sum(:credit_limit) [1,6,2].each do |firm_id| @@ -102,6 +123,25 @@ class CalculationsTest < ActiveRecord::TestCase assert_equal 60, c[2] end + def test_should_generate_valid_sql_with_joins_and_group + assert_nothing_raised ActiveRecord::StatementInvalid do + AuditLog.joins(:developer).group(:id).count + end + end + + def test_should_calculate_against_given_relation + developer = Developer.create!(name: "developer") + developer.audit_logs.create!(message: "first log") + developer.audit_logs.create!(message: "second log") + + c = developer.audit_logs.joins(:developer).group(:id).count + + assert_equal developer.audit_logs.count, c.size + developer.audit_logs.each do |log| + assert_equal 1, c[log.id] + end + end + def test_should_order_by_grouped_field c = Account.group(:firm_id).order("firm_id").sum(:credit_limit) assert_equal [1, 2, 6, 9], c.keys.compact @@ -131,6 +171,14 @@ class CalculationsTest < ActiveRecord::TestCase assert_equal 3, accounts.select(:firm_id).count end + def test_limit_should_apply_before_count_arel_attribute + accounts = Account.limit(3).where('firm_id IS NOT NULL') + + firm_id_attribute = Account.arel_table[:firm_id] + assert_equal 3, accounts.count(firm_id_attribute) + assert_equal 3, accounts.select(firm_id_attribute).count + end + def test_count_should_shortcut_with_limit_zero accounts = Account.limit(0) @@ -353,13 +401,29 @@ class CalculationsTest < ActiveRecord::TestCase assert_equal 6, Account.select("DISTINCT accounts.id").includes(:firm).count end + def test_count_selected_arel_attribute + assert_equal 5, Account.select(Account.arel_table[:firm_id]).count + assert_equal 4, Account.distinct.select(Account.arel_table[:firm_id]).count + end + def test_count_with_column_parameter assert_equal 5, Account.count(:firm_id) end + def test_count_with_arel_attribute + assert_equal 5, Account.count(Account.arel_table[:firm_id]) + end + + def test_count_with_arel_star + assert_equal 6, Account.count(Arel.star) + end + def test_count_with_distinct assert_equal 4, Account.select(:credit_limit).distinct.count - assert_equal 4, Account.select(:credit_limit).uniq.count + + assert_deprecated do + assert_equal 4, Account.select(:credit_limit).uniq.count + end end def test_count_with_aliased_attribute @@ -375,12 +439,27 @@ class CalculationsTest < ActiveRecord::TestCase assert_equal 4, Account.joins(:firm).distinct.count('companies.id') end + def test_count_arel_attribute_in_joined_table_with + assert_equal 5, Account.joins(:firm).count(Company.arel_table[:id]) + assert_equal 4, Account.joins(:firm).distinct.count(Company.arel_table[:id]) + end + + def test_count_selected_arel_attribute_in_joined_table + assert_equal 5, Account.joins(:firm).select(Company.arel_table[:id]).count + assert_equal 4, Account.joins(:firm).distinct.select(Company.arel_table[:id]).count + end + def test_should_count_field_in_joined_table_with_group_by c = Account.group('accounts.firm_id').joins(:firm).count('companies.id') [1,6,2,9].each { |firm_id| assert c.keys.include?(firm_id) } end + def test_should_count_field_of_root_table_with_conflicting_group_by_column + assert_equal({ 1 => 1 }, Firm.joins(:accounts).group(:firm_id).count) + assert_equal({ 1 => 1 }, Firm.joins(:accounts).group('accounts.firm_id').count) + end + def test_count_with_no_parameters_isnt_deprecated assert_not_deprecated { Account.count } end @@ -466,8 +545,8 @@ class CalculationsTest < ActiveRecord::TestCase assert_equal 7, Company.includes(:contracts).sum(:developer_id) end - def test_from_option_with_specified_index - if Edge.connection.adapter_name == 'MySQL' or Edge.connection.adapter_name == 'Mysql2' + if current_adapter?(:Mysql2Adapter) + def test_from_option_with_specified_index assert_equal Edge.count(:all), Edge.from('edges USE INDEX(unique_edge_index)').count(:all) assert_equal Edge.where('sink_id < 5').count(:all), Edge.from('edges USE INDEX(unique_edge_index)').where('sink_id < 5').count(:all) @@ -504,8 +583,8 @@ class CalculationsTest < ActiveRecord::TestCase assert_equal [ topic.written_on ], relation.pluck(:written_on) end - def test_pluck_and_uniq - assert_equal [50, 53, 55, 60], Account.order(:credit_limit).uniq.pluck(:credit_limit) + def test_pluck_and_distinct + assert_equal [50, 53, 55, 60], Account.order(:credit_limit).distinct.pluck(:credit_limit) end def test_pluck_in_relation @@ -629,6 +708,27 @@ class CalculationsTest < ActiveRecord::TestCase assert_equal [part.id], ShipPart.joins(:trinkets).pluck(:id) end + def test_pluck_loaded_relation + companies = Company.order(:id).limit(3).load + assert_no_queries do + assert_equal ['37signals', 'Summit', 'Microsoft'], companies.pluck(:name) + end + end + + def test_pluck_loaded_relation_multiple_columns + companies = Company.order(:id).limit(3).load + assert_no_queries do + assert_equal [[1, '37signals'], [2, 'Summit'], [3, 'Microsoft']], companies.pluck(:id, :name) + end + end + + def test_pluck_loaded_relation_sql_fragment + companies = Company.order(:name).limit(3).load + assert_queries 1 do + assert_equal ['37signals', 'Apex', 'Ex Nihilo'], companies.pluck('DISTINCT name') + end + end + def test_grouped_calculation_with_polymorphic_relation part = ShipPart.create!(name: "has trinket") part.trinkets.create! @@ -647,4 +747,46 @@ class CalculationsTest < ActiveRecord::TestCase developer.ratings.includes(comment: :post).where(posts: { id: 1 }).count end end + + def test_sum_uses_enumerable_version_when_block_is_given + block_called = false + relation = Client.all.load + + assert_no_queries do + assert_equal 0, relation.sum { block_called = true; 0 } + end + assert block_called + end + + def test_having_with_strong_parameters + protected_params = Class.new do + attr_reader :permitted + alias :permitted? :permitted + + def initialize(parameters) + @parameters = parameters + @permitted = false + end + + def to_h + @parameters + end + + def permit! + @permitted = true + self + end + end + + params = protected_params.new(credit_limit: '50') + + assert_raises(ActiveModel::ForbiddenAttributesError) do + Account.group(:id).having(params) + end + + result = Account.group(:id).having(params.permit!) + assert_equal 50, result[0].credit_limit + assert_equal 50, result[1].credit_limit + assert_equal 50, result[2].credit_limit + end end diff --git a/activerecord/test/cases/callbacks_test.rb b/activerecord/test/cases/callbacks_test.rb index 73ac30e547..4f70ae3a1d 100644 --- a/activerecord/test/cases/callbacks_test.rb +++ b/activerecord/test/cases/callbacks_test.rb @@ -33,7 +33,7 @@ class CallbackDeveloper < ActiveRecord::Base ActiveRecord::Callbacks::CALLBACKS.each do |callback_method| next if callback_method.to_s =~ /^around_/ define_callback_method(callback_method) - send(callback_method, callback_string(callback_method)) + ActiveSupport::Deprecation.silence { send(callback_method, callback_string(callback_method)) } send(callback_method, callback_proc(callback_method)) send(callback_method, callback_object(callback_method)) send(callback_method) { |model| model.history << [callback_method, :block] } diff --git a/activerecord/test/cases/collection_cache_key_test.rb b/activerecord/test/cases/collection_cache_key_test.rb new file mode 100644 index 0000000000..53058c5a4a --- /dev/null +++ b/activerecord/test/cases/collection_cache_key_test.rb @@ -0,0 +1,70 @@ +require "cases/helper" +require "models/computer" +require "models/developer" +require "models/project" +require "models/topic" +require "models/post" +require "models/comment" + +module ActiveRecord + class CollectionCacheKeyTest < ActiveRecord::TestCase + fixtures :developers, :projects, :developers_projects, :topics, :comments, :posts + + test "collection_cache_key on model" do + assert_match(/\Adevelopers\/query-(\h+)-(\d+)-(\d+)\Z/, Developer.collection_cache_key) + end + + test "cache_key for relation" do + developers = Developer.where(name: "David") + last_developer_timestamp = developers.order(updated_at: :desc).first.updated_at + + assert_match(/\Adevelopers\/query-(\h+)-(\d+)-(\d+)\Z/, developers.cache_key) + + /\Adevelopers\/query-(\h+)-(\d+)-(\d+)\Z/ =~ developers.cache_key + + assert_equal Digest::MD5.hexdigest(developers.to_sql), $1 + assert_equal developers.count.to_s, $2 + assert_equal last_developer_timestamp.to_s(ActiveRecord::Base.cache_timestamp_format), $3 + end + + test "it triggers at most one query" do + developers = Developer.where(name: "David") + + assert_queries(1) { developers.cache_key } + assert_queries(0) { developers.cache_key } + end + + test "it doesn't trigger any query if the relation is already loaded" do + developers = Developer.where(name: "David").load + assert_queries(0) { developers.cache_key } + end + + test "relation cache_key changes when the sql query changes" do + developers = Developer.where(name: "David") + other_relation = Developer.where(name: "David").where("1 = 1") + + assert_not_equal developers.cache_key, other_relation.cache_key + end + + test "cache_key for empty relation" do + developers = Developer.where(name: "Non Existent Developer") + assert_match(/\Adevelopers\/query-(\h+)-0\Z/, developers.cache_key) + end + + test "cache_key with custom timestamp column" do + topics = Topic.where("title like ?", "%Topic%") + last_topic_timestamp = topics(:fifth).written_on.utc.to_s(:usec) + assert_match(last_topic_timestamp, topics.cache_key(:written_on)) + end + + test "cache_key with unknown timestamp column" do + topics = Topic.where("title like ?", "%Topic%") + assert_raises(ActiveRecord::StatementInvalid) { topics.cache_key(:published_at) } + end + + test "collection proxy provides a cache_key" do + developers = projects(:active_record).developers + assert_match(/\Adevelopers\/query-(\h+)-(\d+)-(\d+)\Z/, developers.cache_key) + end + end +end diff --git a/activerecord/test/cases/column_definition_test.rb b/activerecord/test/cases/column_definition_test.rb index 14b95ecab1..81162b7e98 100644 --- a/activerecord/test/cases/column_definition_test.rb +++ b/activerecord/test/cases/column_definition_test.rb @@ -38,42 +38,52 @@ module ActiveRecord assert_equal %Q{title varchar(20) DEFAULT 'Hello' NOT NULL}, @viz.accept(column_def) end - if current_adapter?(:MysqlAdapter, :Mysql2Adapter) + if current_adapter?(:Mysql2Adapter) def test_should_set_default_for_mysql_binary_data_types type = SqlTypeMetadata.new(type: :binary, sql_type: "binary(1)") - binary_column = AbstractMysqlAdapter::Column.new("title", "a", type) + binary_column = MySQL::Column.new("title", "a", type) assert_equal "a", binary_column.default type = SqlTypeMetadata.new(type: :binary, sql_type: "varbinary") - varbinary_column = AbstractMysqlAdapter::Column.new("title", "a", type) + varbinary_column = MySQL::Column.new("title", "a", type) assert_equal "a", varbinary_column.default end + def test_should_be_empty_string_default_for_mysql_binary_data_types + type = SqlTypeMetadata.new(type: :binary, sql_type: "binary(1)") + binary_column = MySQL::Column.new("title", "", type, false) + assert_equal "", binary_column.default + + type = SqlTypeMetadata.new(type: :binary, sql_type: "varbinary") + varbinary_column = MySQL::Column.new("title", "", type, false) + assert_equal "", varbinary_column.default + end + def test_should_not_set_default_for_blob_and_text_data_types assert_raise ArgumentError do - AbstractMysqlAdapter::Column.new("title", "a", SqlTypeMetadata.new(sql_type: "blob")) + MySQL::Column.new("title", "a", SqlTypeMetadata.new(sql_type: "blob")) end - text_type = AbstractMysqlAdapter::MysqlTypeMetadata.new( + text_type = MySQL::TypeMetadata.new( SqlTypeMetadata.new(type: :text)) assert_raise ArgumentError do - AbstractMysqlAdapter::Column.new("title", "Hello", text_type) + MySQL::Column.new("title", "Hello", text_type) end - text_column = AbstractMysqlAdapter::Column.new("title", nil, text_type) + text_column = MySQL::Column.new("title", nil, text_type) assert_equal nil, text_column.default - not_null_text_column = AbstractMysqlAdapter::Column.new("title", nil, text_type, false) + not_null_text_column = MySQL::Column.new("title", nil, text_type, false) assert_equal "", not_null_text_column.default end def test_has_default_should_return_false_for_blob_and_text_data_types binary_type = SqlTypeMetadata.new(sql_type: "blob") - blob_column = AbstractMysqlAdapter::Column.new("title", nil, binary_type) + blob_column = MySQL::Column.new("title", nil, binary_type) assert !blob_column.has_default? text_type = SqlTypeMetadata.new(type: :text) - text_column = AbstractMysqlAdapter::Column.new("title", nil, text_type) + text_column = MySQL::Column.new("title", nil, text_type) assert !text_column.has_default? end end diff --git a/activerecord/test/cases/connection_adapters/mysql_type_lookup_test.rb b/activerecord/test/cases/connection_adapters/mysql_type_lookup_test.rb index 80244d1439..f2b1d9e4e7 100644 --- a/activerecord/test/cases/connection_adapters/mysql_type_lookup_test.rb +++ b/activerecord/test/cases/connection_adapters/mysql_type_lookup_test.rb @@ -1,6 +1,6 @@ require "cases/helper" -if current_adapter?(:MysqlAdapter, :Mysql2Adapter) +if current_adapter?(:Mysql2Adapter) module ActiveRecord module ConnectionAdapters class MysqlTypeLookupTest < ActiveRecord::TestCase @@ -22,6 +22,10 @@ module ActiveRecord assert_lookup_type :string, "SET('one', 'two', 'three')" end + def test_set_type_with_value_matching_other_type + assert_lookup_type :string, "SET('unicode', '8bit', 'none', 'time')" + end + def test_enum_type_with_value_matching_other_type assert_lookup_type :string, "ENUM('unicode', '8bit', 'none')" end diff --git a/activerecord/test/cases/connection_adapters/schema_cache_test.rb b/activerecord/test/cases/connection_adapters/schema_cache_test.rb index c7531f5418..db832fe55d 100644 --- a/activerecord/test/cases/connection_adapters/schema_cache_test.rb +++ b/activerecord/test/cases/connection_adapters/schema_cache_test.rb @@ -29,7 +29,7 @@ module ActiveRecord def test_clearing @cache.columns('posts') @cache.columns_hash('posts') - @cache.tables('posts') + @cache.data_sources('posts') @cache.primary_keys('posts') @cache.clear! @@ -40,17 +40,22 @@ module ActiveRecord def test_dump_and_load @cache.columns('posts') @cache.columns_hash('posts') - @cache.tables('posts') + @cache.data_sources('posts') @cache.primary_keys('posts') @cache = Marshal.load(Marshal.dump(@cache)) assert_equal 11, @cache.columns('posts').size assert_equal 11, @cache.columns_hash('posts').size - assert @cache.tables('posts') + assert @cache.data_sources('posts') assert_equal 'id', @cache.primary_keys('posts') end + def test_table_methods_deprecation + assert_deprecated { assert @cache.table_exists?('posts') } + assert_deprecated { assert @cache.tables('posts') } + assert_deprecated { @cache.clear_table_cache!('posts') } + end end end end diff --git a/activerecord/test/cases/connection_adapters/type_lookup_test.rb b/activerecord/test/cases/connection_adapters/type_lookup_test.rb index 05c57985a1..7566863653 100644 --- a/activerecord/test/cases/connection_adapters/type_lookup_test.rb +++ b/activerecord/test/cases/connection_adapters/type_lookup_test.rb @@ -81,7 +81,11 @@ module ActiveRecord def test_bigint_limit cast_type = @connection.type_map.lookup("bigint") - assert_equal 8, cast_type.limit + if current_adapter?(:OracleAdapter) + assert_equal 19, cast_type.limit + else + assert_equal 8, cast_type.limit + end end def test_decimal_without_scale diff --git a/activerecord/test/cases/connection_management_test.rb b/activerecord/test/cases/connection_management_test.rb index dff6ea0fb0..d43668e57c 100644 --- a/activerecord/test/cases/connection_management_test.rb +++ b/activerecord/test/cases/connection_management_test.rb @@ -92,7 +92,14 @@ module ActiveRecord app = lambda { |_| [200, {}, body] } response_body = ConnectionManagement.new(app).call(@env)[2] assert response_body.respond_to?(:to_path) - assert_equal response_body.to_path, "/path" + assert_equal "/path", response_body.to_path + end + + test "doesn't mutate the original response" do + original_response = [200, {}, 'hi'] + app = lambda { |_| original_response } + ConnectionManagement.new(app).call(@env)[2] + assert_equal 'hi', original_response.last end end end diff --git a/activerecord/test/cases/connection_pool_test.rb b/activerecord/test/cases/connection_pool_test.rb index c905772193..efa3e0455e 100644 --- a/activerecord/test/cases/connection_pool_test.rb +++ b/activerecord/test/cases/connection_pool_test.rb @@ -1,5 +1,5 @@ require "cases/helper" -require 'active_support/concurrency/latch' +require 'concurrent/atomic/count_down_latch' module ActiveRecord module ConnectionAdapters @@ -133,15 +133,15 @@ module ActiveRecord end def test_reap_inactive - ready = ActiveSupport::Concurrency::Latch.new + ready = Concurrent::CountDownLatch.new @pool.checkout child = Thread.new do @pool.checkout @pool.checkout - ready.release + ready.count_down Thread.stop end - ready.await + ready.wait assert_equal 3, active_connections(@pool).size @@ -360,13 +360,13 @@ module ActiveRecord def test_concurrent_connection_establishment assert_operator @pool.connections.size, :<=, 1 - all_threads_in_new_connection = ActiveSupport::Concurrency::Latch.new(@pool.size - @pool.connections.size) - all_go = ActiveSupport::Concurrency::Latch.new + all_threads_in_new_connection = Concurrent::CountDownLatch.new(@pool.size - @pool.connections.size) + all_go = Concurrent::CountDownLatch.new @pool.singleton_class.class_eval do define_method(:new_connection) do - all_threads_in_new_connection.release - all_go.await + all_threads_in_new_connection.count_down + all_go.wait super() end end @@ -381,14 +381,14 @@ module ActiveRecord # the kernel of the whole test is here, everything else is just scaffolding, # this latch will not be released unless conn. pool allows for concurrent # connection creation - all_threads_in_new_connection.await + all_threads_in_new_connection.wait end rescue Timeout::Error flunk 'pool unable to establish connections concurrently or implementation has ' << 'changed, this test then needs to patch a different :new_connection method' ensure # clean up the threads - all_go.release + all_go.count_down connecting_threads.map(&:join) end end @@ -441,11 +441,11 @@ module ActiveRecord with_single_connection_pool do |pool| [:disconnect, :disconnect!, :clear_reloadable_connections, :clear_reloadable_connections!].each do |group_action_method| conn = pool.connection # drain the only available connection - second_thread_done = ActiveSupport::Concurrency::Latch.new + second_thread_done = Concurrent::CountDownLatch.new # create a first_thread and let it get into the FIFO queue first first_thread = Thread.new do - pool.with_connection { second_thread_done.await } + pool.with_connection { second_thread_done.wait } end # wait for first_thread to get in queue @@ -456,7 +456,7 @@ module ActiveRecord # first_thread when a connection is made available second_thread = Thread.new do pool.send(group_action_method) - second_thread_done.release + second_thread_done.count_down end # wait for second_thread to get in queue @@ -471,7 +471,7 @@ module ActiveRecord failed = true unless second_thread.join(2) #--- post test clean up start - second_thread_done.release if failed + second_thread_done.count_down if failed # after `pool.disconnect()` the first thread will be left stuck in queue, no need to wait for # it to timeout with ConnectionTimeoutError diff --git a/activerecord/test/cases/counter_cache_test.rb b/activerecord/test/cases/counter_cache_test.rb index 1f5055b2a2..922cb59280 100644 --- a/activerecord/test/cases/counter_cache_test.rb +++ b/activerecord/test/cases/counter_cache_test.rb @@ -1,6 +1,7 @@ require 'cases/helper' require 'models/topic' require 'models/car' +require 'models/aircraft' require 'models/wheel' require 'models/engine' require 'models/reply' @@ -198,4 +199,16 @@ class CounterCacheTest < ActiveRecord::TestCase assert_equal 2, car.engines_count assert_equal 2, car.reload.engines_count end + + test "update counters in a polymorphic relationship" do + aircraft = Aircraft.create! + + assert_difference 'aircraft.reload.wheels_count' do + aircraft.wheels << Wheel.create! + end + + assert_difference 'aircraft.reload.wheels_count', -1 do + aircraft.wheels.first.destroy + end + end end diff --git a/activerecord/test/cases/custom_locking_test.rb b/activerecord/test/cases/custom_locking_test.rb index e8290297e3..26d015bf71 100644 --- a/activerecord/test/cases/custom_locking_test.rb +++ b/activerecord/test/cases/custom_locking_test.rb @@ -6,7 +6,7 @@ module ActiveRecord fixtures :people def test_custom_lock - if current_adapter?(:MysqlAdapter, :Mysql2Adapter) + if current_adapter?(:Mysql2Adapter) assert_match 'SHARE MODE', Person.lock('LOCK IN SHARE MODE').to_sql assert_sql(/LOCK IN SHARE MODE/) do Person.all.merge!(:lock => 'LOCK IN SHARE MODE').find(1) diff --git a/activerecord/test/cases/database_statements_test.rb b/activerecord/test/cases/database_statements_test.rb index c689e97d83..ba085991e0 100644 --- a/activerecord/test/cases/database_statements_test.rb +++ b/activerecord/test/cases/database_statements_test.rb @@ -6,14 +6,23 @@ class DatabaseStatementsTest < ActiveRecord::TestCase end def test_insert_should_return_the_inserted_id + assert_not_nil return_the_inserted_id(method: :insert) + end + + def test_create_should_return_the_inserted_id + assert_not_nil return_the_inserted_id(method: :create) + end + + private + + def return_the_inserted_id(method:) # Oracle adapter uses prefetched primary key values from sequence and passes them to connection adapter insert method if current_adapter?(:OracleAdapter) sequence_name = "accounts_seq" id_value = @connection.next_sequence_value(sequence_name) - id = @connection.insert("INSERT INTO accounts (id, firm_id,credit_limit) VALUES (accounts_seq.nextval,42,5000)", nil, :id, id_value, sequence_name) + @connection.send(method, "INSERT INTO accounts (id, firm_id,credit_limit) VALUES (accounts_seq.nextval,42,5000)", nil, :id, id_value, sequence_name) else - id = @connection.insert("INSERT INTO accounts (firm_id,credit_limit) VALUES (42,5000)") + @connection.send(method, "INSERT INTO accounts (firm_id,credit_limit) VALUES (42,5000)") end - assert_not_nil id end end diff --git a/activerecord/test/cases/date_time_precision_test.rb b/activerecord/test/cases/date_time_precision_test.rb index 698f1b852e..e996d142a2 100644 --- a/activerecord/test/cases/date_time_precision_test.rb +++ b/activerecord/test/cases/date_time_precision_test.rb @@ -10,6 +10,7 @@ class DateTimePrecisionTest < ActiveRecord::TestCase setup do @connection = ActiveRecord::Base.connection + Foo.reset_column_information end teardown do @@ -20,24 +21,24 @@ class DateTimePrecisionTest < ActiveRecord::TestCase @connection.create_table(:foos, force: true) @connection.add_column :foos, :created_at, :datetime, precision: 0 @connection.add_column :foos, :updated_at, :datetime, precision: 5 - assert_equal 0, activerecord_column_option('foos', 'created_at', 'precision') - assert_equal 5, activerecord_column_option('foos', 'updated_at', 'precision') + assert_equal 0, Foo.columns_hash['created_at'].precision + assert_equal 5, Foo.columns_hash['updated_at'].precision end def test_timestamps_helper_with_custom_precision @connection.create_table(:foos, force: true) do |t| t.timestamps precision: 4 end - assert_equal 4, activerecord_column_option('foos', 'created_at', 'precision') - assert_equal 4, activerecord_column_option('foos', 'updated_at', 'precision') + assert_equal 4, Foo.columns_hash['created_at'].precision + assert_equal 4, Foo.columns_hash['updated_at'].precision end def test_passing_precision_to_datetime_does_not_set_limit @connection.create_table(:foos, force: true) do |t| t.timestamps precision: 4 end - assert_nil activerecord_column_option('foos', 'created_at', 'limit') - assert_nil activerecord_column_option('foos', 'updated_at', 'limit') + assert_nil Foo.columns_hash['created_at'].limit + assert_nil Foo.columns_hash['updated_at'].limit end def test_invalid_datetime_precision_raises_error @@ -48,14 +49,6 @@ class DateTimePrecisionTest < ActiveRecord::TestCase end end - def test_database_agrees_with_activerecord_about_precision - @connection.create_table(:foos, force: true) do |t| - t.timestamps precision: 4 - end - assert_equal 4, database_datetime_precision('foos', 'created_at') - assert_equal 4, database_datetime_precision('foos', 'updated_at') - end - def test_formatting_datetime_according_to_precision @connection.create_table(:foos, force: true) do |t| t.datetime :created_at, precision: 0 @@ -91,21 +84,5 @@ class DateTimePrecisionTest < ActiveRecord::TestCase end end - private - - def database_datetime_precision(table_name, column_name) - results = @connection.exec_query("SELECT column_name, datetime_precision FROM information_schema.columns WHERE table_name = '#{table_name}'") - result = results.find do |result_hash| - result_hash["column_name"] == column_name - end - result && result["datetime_precision"].to_i - end - - def activerecord_column_option(tablename, column_name, option) - result = @connection.columns(tablename).find do |column| - column.name == column_name - end - result && result.send(option) - end end end diff --git a/activerecord/test/cases/defaults_test.rb b/activerecord/test/cases/defaults_test.rb index 67fddebf45..69b0487dd8 100644 --- a/activerecord/test/cases/defaults_test.rb +++ b/activerecord/test/cases/defaults_test.rb @@ -1,20 +1,14 @@ require "cases/helper" +require 'support/schema_dumping_helper' require 'models/default' require 'models/entrant' class DefaultTest < ActiveRecord::TestCase def test_nil_defaults_for_not_null_columns - column_defaults = - if current_adapter?(:MysqlAdapter) && (Mysql.client_version < 50051 || (50100..50122).include?(Mysql.client_version)) - { 'id' => nil, 'name' => '', 'course_id' => nil } - else - { 'id' => nil, 'name' => nil, 'course_id' => nil } - end - - column_defaults.each do |name, default| + %w(id name course_id).each do |name| column = Entrant.columns_hash[name] assert !column.null, "#{name} column should be NOT NULL" - assert_equal default, column.default, "#{name} column should be DEFAULT #{default.inspect}" + assert_not column.default, "#{name} column should be DEFAULT 'nil'" end end @@ -87,7 +81,32 @@ class DefaultStringsTest < ActiveRecord::TestCase end end -if current_adapter?(:MysqlAdapter, :Mysql2Adapter) +if current_adapter?(:PostgreSQLAdapter) + class PostgresqlDefaultExpressionTest < ActiveRecord::TestCase + include SchemaDumpingHelper + + test "schema dump includes default expression" do + output = dump_table_schema("defaults") + assert_match %r/t\.date\s+"modified_date",\s+default: -> { "\('now'::text\)::date" }/, output + assert_match %r/t\.date\s+"modified_date_function",\s+default: -> { "now\(\)" }/, output + assert_match %r/t\.datetime\s+"modified_time",\s+default: -> { "now\(\)" }/, output + assert_match %r/t\.datetime\s+"modified_time_function",\s+default: -> { "now\(\)" }/, output + end + end +end + +if current_adapter?(:Mysql2Adapter) + class MysqlDefaultExpressionTest < ActiveRecord::TestCase + include SchemaDumpingHelper + + if ActiveRecord::Base.connection.version >= '5.6.0' + test "schema dump includes default expression" do + output = dump_table_schema("datetime_defaults") + assert_match %r/t\.datetime\s+"modified_datetime",\s+default: -> { "CURRENT_TIMESTAMP" }/, output + end + end + end + class DefaultsTestWithoutTransactionalFixtures < ActiveRecord::TestCase # ActiveRecord::Base#create! (and #save and other related methods) will # open a new transaction. When in transactional tests mode, this will diff --git a/activerecord/test/cases/dirty_test.rb b/activerecord/test/cases/dirty_test.rb index 3a7cc572e6..cd1967c373 100644 --- a/activerecord/test/cases/dirty_test.rb +++ b/activerecord/test/cases/dirty_test.rb @@ -89,7 +89,7 @@ class DirtyTest < ActiveRecord::TestCase target = Class.new(ActiveRecord::Base) target.table_name = 'pirates' - pirate = target.create + pirate = target.create! pirate.created_on = pirate.created_on assert !pirate.created_on_changed? end @@ -467,8 +467,10 @@ class DirtyTest < ActiveRecord::TestCase topic.save! updated_at = topic.updated_at - topic.content[:hello] = 'world' - topic.save! + travel(1.second) do + topic.content[:hello] = 'world' + topic.save! + end assert_not_equal updated_at, topic.updated_at assert_equal 'world', topic.content[:hello] @@ -521,6 +523,9 @@ class DirtyTest < ActiveRecord::TestCase assert_equal Hash.new, pirate.previous_changes pirate = Pirate.find_by_catchphrase("arrr") + + travel(1.second) + pirate.catchphrase = "Me Maties!" pirate.save! @@ -532,6 +537,9 @@ class DirtyTest < ActiveRecord::TestCase assert !pirate.previous_changes.key?('created_on') pirate = Pirate.find_by_catchphrase("Me Maties!") + + travel(1.second) + pirate.catchphrase = "Thar She Blows!" pirate.save @@ -542,6 +550,8 @@ class DirtyTest < ActiveRecord::TestCase assert !pirate.previous_changes.key?('parrot_id') assert !pirate.previous_changes.key?('created_on') + travel(1.second) + pirate = Pirate.find_by_catchphrase("Thar She Blows!") pirate.update(catchphrase: "Ahoy!") @@ -552,6 +562,8 @@ class DirtyTest < ActiveRecord::TestCase assert !pirate.previous_changes.key?('parrot_id') assert !pirate.previous_changes.key?('created_on') + travel(1.second) + pirate = Pirate.find_by_catchphrase("Ahoy!") pirate.update_attribute(:catchphrase, "Ninjas suck!") @@ -561,6 +573,8 @@ class DirtyTest < ActiveRecord::TestCase assert_not_nil pirate.previous_changes['updated_on'][1] assert !pirate.previous_changes.key?('parrot_id') assert !pirate.previous_changes.key?('created_on') + ensure + travel_back end if ActiveRecord::Base.connection.supports_migrations? @@ -578,6 +592,7 @@ class DirtyTest < ActiveRecord::TestCase end def test_datetime_attribute_can_be_updated_with_fractional_seconds + skip "Fractional seconds are not supported" unless subsecond_precision_supported? in_time_zone 'Paris' do target = Class.new(ActiveRecord::Base) target.table_name = 'topics' @@ -623,32 +638,6 @@ class DirtyTest < ActiveRecord::TestCase end end - test "defaults with type that implements `serialize`" do - type = Class.new(ActiveRecord::Type::Value) do - def cast(value) - value.to_i - end - - def serialize(value) - value.to_s - end - end - - model_class = Class.new(ActiveRecord::Base) do - self.table_name = 'numeric_data' - attribute :foo, type.new, default: 1 - end - - model = model_class.new - assert_not model.foo_changed? - - model = model_class.new(foo: 1) - assert_not model.foo_changed? - - model = model_class.new(foo: '1') - assert_not model.foo_changed? - end - test "in place mutation detection" do pirate = Pirate.create!(catchphrase: "arrrr") pirate.catchphrase << " matey!" @@ -729,6 +718,22 @@ class DirtyTest < ActiveRecord::TestCase assert pirate.catchphrase_changed?(from: "arrrr", to: "arrrr matey!") end + test "getters with side effects are allowed" do + klass = Class.new(Pirate) do + def catchphrase + if super.blank? + update_attribute(:catchphrase, "arr") # what could possibly go wrong? + end + super + end + end + + pirate = klass.create!(catchphrase: "lol") + pirate.update_attribute(:catchphrase, nil) + + assert_equal "arr", pirate.catchphrase + end + private def with_partial_writes(klass, on = true) old = klass.partial_writes? diff --git a/activerecord/test/cases/enum_test.rb b/activerecord/test/cases/enum_test.rb index eea184e530..7c930de97b 100644 --- a/activerecord/test/cases/enum_test.rb +++ b/activerecord/test/cases/enum_test.rb @@ -9,69 +9,83 @@ class EnumTest < ActiveRecord::TestCase end test "query state by predicate" do - assert @book.proposed? + assert @book.published? assert_not @book.written? - assert_not @book.published? + assert_not @book.proposed? - assert @book.unread? + assert @book.read? + assert @book.in_english? + assert @book.author_visibility_visible? + assert @book.illustrator_visibility_visible? + assert @book.with_medium_font_size? end test "query state with strings" do - assert_equal "proposed", @book.status - assert_equal "unread", @book.read_status + assert_equal "published", @book.status + assert_equal "read", @book.read_status + assert_equal "english", @book.language + assert_equal "visible", @book.author_visibility + assert_equal "visible", @book.illustrator_visibility end test "find via scope" do - assert_equal @book, Book.proposed.first - assert_equal @book, Book.unread.first + assert_equal @book, Book.published.first + assert_equal @book, Book.read.first + assert_equal @book, Book.in_english.first + assert_equal @book, Book.author_visibility_visible.first + assert_equal @book, Book.illustrator_visibility_visible.first end test "find via where with values" do - proposed, written = Book.statuses[:proposed], Book.statuses[:written] + published, written = Book.statuses[:published], Book.statuses[:written] - assert_equal @book, Book.where(status: proposed).first - refute_equal @book, Book.where(status: written).first - assert_equal @book, Book.where(status: [proposed]).first - refute_equal @book, Book.where(status: [written]).first - refute_equal @book, Book.where("status <> ?", proposed).first + assert_equal @book, Book.where(status: published).first + assert_not_equal @book, Book.where(status: written).first + assert_equal @book, Book.where(status: [published]).first + assert_not_equal @book, Book.where(status: [written]).first + assert_not_equal @book, Book.where("status <> ?", published).first assert_equal @book, Book.where("status <> ?", written).first end test "find via where with symbols" do - assert_equal @book, Book.where(status: :proposed).first - refute_equal @book, Book.where(status: :written).first - assert_equal @book, Book.where(status: [:proposed]).first - refute_equal @book, Book.where(status: [:written]).first - refute_equal @book, Book.where.not(status: :proposed).first + assert_equal @book, Book.where(status: :published).first + assert_not_equal @book, Book.where(status: :written).first + assert_equal @book, Book.where(status: [:published]).first + assert_not_equal @book, Book.where(status: [:written]).first + assert_not_equal @book, Book.where.not(status: :published).first assert_equal @book, Book.where.not(status: :written).first end test "find via where with strings" do - assert_equal @book, Book.where(status: "proposed").first - refute_equal @book, Book.where(status: "written").first - assert_equal @book, Book.where(status: ["proposed"]).first - refute_equal @book, Book.where(status: ["written"]).first - refute_equal @book, Book.where.not(status: "proposed").first + assert_equal @book, Book.where(status: "published").first + assert_not_equal @book, Book.where(status: "written").first + assert_equal @book, Book.where(status: ["published"]).first + assert_not_equal @book, Book.where(status: ["written"]).first + assert_not_equal @book, Book.where.not(status: "published").first assert_equal @book, Book.where.not(status: "written").first end test "build from scope" do assert Book.written.build.written? - refute Book.written.build.proposed? + assert_not Book.written.build.proposed? end test "build from where" do assert Book.where(status: Book.statuses[:written]).build.written? - refute Book.where(status: Book.statuses[:written]).build.proposed? + assert_not Book.where(status: Book.statuses[:written]).build.proposed? assert Book.where(status: :written).build.written? - refute Book.where(status: :written).build.proposed? + assert_not Book.where(status: :written).build.proposed? assert Book.where(status: "written").build.written? - refute Book.where(status: "written").build.proposed? + assert_not Book.where(status: "written").build.proposed? end test "update by declaration" do @book.written! assert @book.written? + @book.in_english! + assert @book.in_english? + @book.author_visibility_visible! + assert @book.author_visibility_visible? end test "update by setter" do @@ -96,42 +110,61 @@ class EnumTest < ActiveRecord::TestCase test "enum changed attributes" do old_status = @book.status - @book.status = :published + old_language = @book.language + @book.status = :proposed + @book.language = :spanish assert_equal old_status, @book.changed_attributes[:status] + assert_equal old_language, @book.changed_attributes[:language] end test "enum changes" do old_status = @book.status - @book.status = :published - assert_equal [old_status, 'published'], @book.changes[:status] + old_language = @book.language + @book.status = :proposed + @book.language = :spanish + assert_equal [old_status, 'proposed'], @book.changes[:status] + assert_equal [old_language, 'spanish'], @book.changes[:language] end test "enum attribute was" do old_status = @book.status + old_language = @book.language @book.status = :published + @book.language = :spanish assert_equal old_status, @book.attribute_was(:status) + assert_equal old_language, @book.attribute_was(:language) end test "enum attribute changed" do - @book.status = :published + @book.status = :proposed + @book.language = :french assert @book.attribute_changed?(:status) + assert @book.attribute_changed?(:language) end test "enum attribute changed to" do - @book.status = :published - assert @book.attribute_changed?(:status, to: 'published') + @book.status = :proposed + @book.language = :french + assert @book.attribute_changed?(:status, to: 'proposed') + assert @book.attribute_changed?(:language, to: 'french') end test "enum attribute changed from" do old_status = @book.status - @book.status = :published + old_language = @book.language + @book.status = :proposed + @book.language = :french assert @book.attribute_changed?(:status, from: old_status) + assert @book.attribute_changed?(:language, from: old_language) end test "enum attribute changed from old status to new status" do old_status = @book.status - @book.status = :published - assert @book.attribute_changed?(:status, from: old_status, to: 'published') + old_language = @book.language + @book.status = :proposed + @book.language = :french + assert @book.attribute_changed?(:status, from: old_status, to: 'proposed') + assert @book.attribute_changed?(:language, from: old_language, to: 'french') end test "enum didn't change" do @@ -141,7 +174,7 @@ class EnumTest < ActiveRecord::TestCase end test "persist changes that are dirty" do - @book.status = :published + @book.status = :proposed assert @book.attribute_changed?(:status) @book.status = :written assert @book.attribute_changed?(:status) @@ -149,7 +182,7 @@ class EnumTest < ActiveRecord::TestCase test "reverted changes that are not dirty" do old_status = @book.status - @book.status = :published + @book.status = :proposed assert @book.attribute_changed?(:status) @book.status = old_status assert_not @book.attribute_changed?(:status) @@ -201,18 +234,22 @@ class EnumTest < ActiveRecord::TestCase test "building new objects with enum scopes" do assert Book.written.build.written? assert Book.read.build.read? + assert Book.in_spanish.build.in_spanish? + assert Book.illustrator_visibility_invisible.build.illustrator_visibility_invisible? end test "creating new objects with enum scopes" do assert Book.written.create.written? assert Book.read.create.read? + assert Book.in_spanish.create.in_spanish? + assert Book.illustrator_visibility_invisible.create.illustrator_visibility_invisible? end test "_before_type_cast returns the enum label (required for form fields)" do if @book.status_came_from_user? - assert_equal "proposed", @book.status_before_type_cast + assert_equal "published", @book.status_before_type_cast else - assert_equal "proposed", @book.status + assert_equal "published", @book.status end end @@ -355,4 +392,23 @@ class EnumTest < ActiveRecord::TestCase book2 = klass.single.create! assert book2.single? end + + test "query state by predicate with prefix" do + assert @book.author_visibility_visible? + assert_not @book.author_visibility_invisible? + assert @book.illustrator_visibility_visible? + assert_not @book.illustrator_visibility_invisible? + end + + test "query state by predicate with custom prefix" do + assert @book.in_english? + assert_not @book.in_spanish? + assert_not @book.in_french? + end + + test "uses default status when no status is provided in fixtures" do + book = books(:tlg) + assert book.proposed?, "expected fixture to default to proposed status" + assert book.in_english?, "expected fixture to default to english language" + end end diff --git a/activerecord/test/cases/errors_test.rb b/activerecord/test/cases/errors_test.rb new file mode 100644 index 0000000000..0711a372f2 --- /dev/null +++ b/activerecord/test/cases/errors_test.rb @@ -0,0 +1,16 @@ +require_relative "../cases/helper" + +class ErrorsTest < ActiveRecord::TestCase + def test_can_be_instantiated_with_no_args + base = ActiveRecord::ActiveRecordError + error_klasses = ObjectSpace.each_object(Class).select { |klass| klass < base } + + error_klasses.each do |error_klass| + begin + error_klass.new.inspect + rescue ArgumentError + raise "Instance of #{error_klass} can't be initialized with no arguments" + end + end + end +end diff --git a/activerecord/test/cases/explain_subscriber_test.rb b/activerecord/test/cases/explain_subscriber_test.rb index 8de2ddb10d..2dee8a26a5 100644 --- a/activerecord/test/cases/explain_subscriber_test.rb +++ b/activerecord/test/cases/explain_subscriber_test.rb @@ -48,6 +48,11 @@ if ActiveRecord::Base.connection.supports_explain? assert queries.empty? end + def test_collects_cte_queries + SUBSCRIBER.finish(nil, nil, name: 'SQL', sql: 'with s as (values(3)) select 1 from s') + assert_equal 1, queries.size + end + teardown do ActiveRecord::ExplainRegistry.reset end diff --git a/activerecord/test/cases/explain_test.rb b/activerecord/test/cases/explain_test.rb index f1d5511bb8..64dfd86ce2 100644 --- a/activerecord/test/cases/explain_test.rb +++ b/activerecord/test/cases/explain_test.rb @@ -39,38 +39,49 @@ if ActiveRecord::Base.connection.supports_explain? binds = [[], []] queries = sqls.zip(binds) - connection.stubs(:explain).returns('query plan foo', 'query plan bar') - expected = sqls.map {|sql| "EXPLAIN for: #{sql}\nquery plan #{sql}"}.join("\n") - assert_equal expected, base.exec_explain(queries) + stub_explain_for_query_plans do + expected = sqls.map {|sql| "EXPLAIN for: #{sql}\nquery plan #{sql}"}.join("\n") + assert_equal expected, base.exec_explain(queries) + end end def test_exec_explain_with_binds - cols = [Object.new, Object.new] - cols[0].expects(:name).returns('wadus') - cols[1].expects(:name).returns('chaflan') + object = Struct.new(:name) + cols = [object.new('wadus'), object.new('chaflan')] sqls = %w(foo bar) binds = [[[cols[0], 1]], [[cols[1], 2]]] queries = sqls.zip(binds) - connection.stubs(:explain).returns("query plan foo\n", "query plan bar\n") - expected = <<-SQL.strip_heredoc - EXPLAIN for: #{sqls[0]} [["wadus", 1]] - query plan foo + stub_explain_for_query_plans(["query plan foo\n", "query plan bar\n"]) do + expected = <<-SQL.strip_heredoc + EXPLAIN for: #{sqls[0]} [["wadus", 1]] + query plan foo - EXPLAIN for: #{sqls[1]} [["chaflan", 2]] - query plan bar - SQL - assert_equal expected, base.exec_explain(queries) + EXPLAIN for: #{sqls[1]} [["chaflan", 2]] + query plan bar + SQL + assert_equal expected, base.exec_explain(queries) + end end def test_unsupported_connection_adapter - connection.stubs(:supports_explain?).returns(false) + connection.stub(:supports_explain?, false) do + assert_not_called(base.logger, :warn) do + Car.where(:name => 'honda').to_a + end + end + end - base.logger.expects(:warn).never + private - Car.where(:name => 'honda').to_a - end + def stub_explain_for_query_plans(query_plans = ['query plan foo', 'query plan bar']) + explain_called = 0 + + connection.stub(:explain, proc{ explain_called += 1; query_plans[explain_called - 1] }) do + yield + end + end end end diff --git a/activerecord/test/cases/finder_test.rb b/activerecord/test/cases/finder_test.rb index 4b819a82e8..75a74c052d 100644 --- a/activerecord/test/cases/finder_test.rb +++ b/activerecord/test/cases/finder_test.rb @@ -19,7 +19,7 @@ require 'models/car' require 'models/tyre' class FinderTest < ActiveRecord::TestCase - fixtures :companies, :topics, :entrants, :developers, :developers_projects, :posts, :comments, :accounts, :authors, :customers, :categories, :categorizations, :cars + fixtures :companies, :topics, :entrants, :developers, :developers_projects, :posts, :comments, :accounts, :authors, :author_addresses, :customers, :categories, :categorizations, :cars def test_find_by_id_with_hash assert_raises(ActiveRecord::StatementInvalid) do @@ -48,6 +48,75 @@ class FinderTest < ActiveRecord::TestCase end end + def test_find_with_ids_returning_ordered + records = Topic.find([4,2,5]) + assert_equal 'The Fourth Topic of the day', records[0].title + assert_equal 'The Second Topic of the day', records[1].title + assert_equal 'The Fifth Topic of the day', records[2].title + + records = Topic.find(4,2,5) + assert_equal 'The Fourth Topic of the day', records[0].title + assert_equal 'The Second Topic of the day', records[1].title + assert_equal 'The Fifth Topic of the day', records[2].title + + records = Topic.find(['4','2','5']) + assert_equal 'The Fourth Topic of the day', records[0].title + assert_equal 'The Second Topic of the day', records[1].title + assert_equal 'The Fifth Topic of the day', records[2].title + + records = Topic.find('4','2','5') + assert_equal 'The Fourth Topic of the day', records[0].title + assert_equal 'The Second Topic of the day', records[1].title + assert_equal 'The Fifth Topic of the day', records[2].title + end + + def test_find_with_ids_and_order_clause + # The order clause takes precedence over the informed ids + records = Topic.order(:author_name).find([5,3,1]) + assert_equal 'The Third Topic of the day', records[0].title + assert_equal 'The First Topic', records[1].title + assert_equal 'The Fifth Topic of the day', records[2].title + + records = Topic.order(:id).find([5,3,1]) + assert_equal 'The First Topic', records[0].title + assert_equal 'The Third Topic of the day', records[1].title + assert_equal 'The Fifth Topic of the day', records[2].title + end + + def test_find_with_ids_with_limit_and_order_clause + # The order clause takes precedence over the informed ids + records = Topic.limit(2).order(:id).find([5,3,1]) + assert_equal 2, records.size + assert_equal 'The First Topic', records[0].title + assert_equal 'The Third Topic of the day', records[1].title + end + + def test_find_with_ids_and_limit + records = Topic.limit(3).find([3,2,5,1,4]) + assert_equal 3, records.size + assert_equal 'The Third Topic of the day', records[0].title + assert_equal 'The Second Topic of the day', records[1].title + assert_equal 'The Fifth Topic of the day', records[2].title + end + + def test_find_with_ids_where_and_limit + # Please note that Topic 1 is the only not approved so + # if it were among the first 3 it would raise a ActiveRecord::RecordNotFound + records = Topic.where(approved: true).limit(3).find([3,2,5,1,4]) + assert_equal 3, records.size + assert_equal 'The Third Topic of the day', records[0].title + assert_equal 'The Second Topic of the day', records[1].title + assert_equal 'The Fifth Topic of the day', records[2].title + end + + def test_find_with_ids_and_offset + records = Topic.offset(2).find([3,2,5,1,4]) + assert_equal 3, records.size + assert_equal 'The Fifth Topic of the day', records[0].title + assert_equal 'The First Topic', records[1].title + assert_equal 'The Fourth Topic of the day', records[2].title + end + def test_find_passing_active_record_object_is_deprecated assert_deprecated do Topic.find(Topic.last) @@ -178,8 +247,9 @@ class FinderTest < ActiveRecord::TestCase end def test_exists_does_not_instantiate_records - Developer.expects(:instantiate).never - Developer.exists? + assert_not_called(Developer, :instantiate) do + Developer.exists? + end end def test_find_by_array_of_one_id @@ -194,7 +264,9 @@ class FinderTest < ActiveRecord::TestCase def test_find_by_ids_with_limit_and_offset assert_equal 2, Entrant.limit(2).find([1,3,2]).size - assert_equal 1, Entrant.limit(3).offset(2).find([1,3,2]).size + entrants = Entrant.limit(3).offset(2).find([1,3,2]) + assert_equal 1, entrants.size + assert_equal 'Ruby Guru', entrants.first.name # Also test an edge case: If you have 11 results, and you set a # limit of 3 and offset of 9, then you should find that there @@ -202,6 +274,8 @@ class FinderTest < ActiveRecord::TestCase devs = Developer.all last_devs = Developer.limit(3).offset(9).find devs.map(&:id) assert_equal 2, last_devs.size + assert_equal 'fixture_10', last_devs[0].name + assert_equal 'Jamis', last_devs[1].name end def test_find_with_large_number @@ -264,6 +338,12 @@ class FinderTest < ActiveRecord::TestCase assert_equal [Account], accounts.collect(&:class).uniq end + def test_find_by_association_subquery + author = authors(:david) + assert_equal author.post, Post.find_by(author: Author.where(id: author)) + assert_equal author.post, Post.find_by(author_id: Author.where(id: author)) + end + def test_take assert_equal topics(:first), Topic.take end @@ -427,9 +507,9 @@ class FinderTest < ActiveRecord::TestCase end def test_take_and_first_and_last_with_integer_should_use_sql_limit - assert_sql(/LIMIT 3|ROWNUM <= 3/) { Topic.take(3).entries } - assert_sql(/LIMIT 2|ROWNUM <= 2/) { Topic.first(2).entries } - assert_sql(/LIMIT 5|ROWNUM <= 5/) { Topic.last(5).entries } + assert_sql(/LIMIT|ROWNUM <=/) { Topic.take(3).entries } + assert_sql(/LIMIT|ROWNUM <=/) { Topic.first(2).entries } + assert_sql(/LIMIT|ROWNUM <=/) { Topic.last(5).entries } end def test_last_with_integer_and_order_should_keep_the_order @@ -699,90 +779,13 @@ class FinderTest < ActiveRecord::TestCase assert Company.where(["name = :name", {name: "37signals' go'es agains"}]).first end - def test_bind_arity - assert_nothing_raised { bind '' } - assert_raise(ActiveRecord::PreparedStatementInvalid) { bind '', 1 } - - assert_raise(ActiveRecord::PreparedStatementInvalid) { bind '?' } - assert_nothing_raised { bind '?', 1 } - assert_raise(ActiveRecord::PreparedStatementInvalid) { bind '?', 1, 1 } - end - def test_named_bind_variables - assert_equal '1', bind(':a', :a => 1) # ' ruby-mode - assert_equal '1 1', bind(':a :a', :a => 1) # ' ruby-mode - - assert_nothing_raised { bind("'+00:00'", :foo => "bar") } - assert_kind_of Firm, Company.where(["name = :name", { name: "37signals" }]).first assert_nil Company.where(["name = :name", { name: "37signals!" }]).first assert_nil Company.where(["name = :name", { name: "37signals!' OR 1=1" }]).first assert_kind_of Time, Topic.where(["id = :id", { id: 1 }]).first.written_on end - class SimpleEnumerable - include Enumerable - - def initialize(ary) - @ary = ary - end - - def each(&b) - @ary.each(&b) - end - end - - def test_bind_enumerable - quoted_abc = %(#{ActiveRecord::Base.connection.quote('a')},#{ActiveRecord::Base.connection.quote('b')},#{ActiveRecord::Base.connection.quote('c')}) - - assert_equal '1,2,3', bind('?', [1, 2, 3]) - assert_equal quoted_abc, bind('?', %w(a b c)) - - assert_equal '1,2,3', bind(':a', :a => [1, 2, 3]) - assert_equal quoted_abc, bind(':a', :a => %w(a b c)) # ' - - assert_equal '1,2,3', bind('?', SimpleEnumerable.new([1, 2, 3])) - assert_equal quoted_abc, bind('?', SimpleEnumerable.new(%w(a b c))) - - assert_equal '1,2,3', bind(':a', :a => SimpleEnumerable.new([1, 2, 3])) - assert_equal quoted_abc, bind(':a', :a => SimpleEnumerable.new(%w(a b c))) # ' - end - - def test_bind_empty_enumerable - quoted_nil = ActiveRecord::Base.connection.quote(nil) - assert_equal quoted_nil, bind('?', []) - assert_equal " in (#{quoted_nil})", bind(' in (?)', []) - assert_equal "foo in (#{quoted_nil})", bind('foo in (?)', []) - end - - def test_bind_empty_string - quoted_empty = ActiveRecord::Base.connection.quote('') - assert_equal quoted_empty, bind('?', '') - end - - def test_bind_chars - quoted_bambi = ActiveRecord::Base.connection.quote("Bambi") - quoted_bambi_and_thumper = ActiveRecord::Base.connection.quote("Bambi\nand\nThumper") - assert_equal "name=#{quoted_bambi}", bind('name=?', "Bambi") - assert_equal "name=#{quoted_bambi_and_thumper}", bind('name=?', "Bambi\nand\nThumper") - assert_equal "name=#{quoted_bambi}", bind('name=?', "Bambi".mb_chars) - assert_equal "name=#{quoted_bambi_and_thumper}", bind('name=?', "Bambi\nand\nThumper".mb_chars) - end - - def test_bind_record - o = Struct.new(:quoted_id).new(1) - assert_equal '1', bind('?', o) - - os = [o] * 3 - assert_equal '1,1,1', bind('?', os) - end - - def test_named_bind_with_postgresql_type_casts - l = Proc.new { bind(":a::integer '2009-01-01'::date", :a => '10') } - assert_nothing_raised(&l) - assert_equal "#{ActiveRecord::Base.connection.quote('10')}::integer '2009-01-01'::date", l.call - end - def test_string_sanitation assert_not_equal "'something ' 1=1'", ActiveRecord::Base.sanitize("something ' 1=1") assert_equal "'something; select table'", ActiveRecord::Base.sanitize("something; select table") @@ -990,10 +993,13 @@ class FinderTest < ActiveRecord::TestCase end def test_find_with_order_on_included_associations_with_construct_finder_sql_for_association_limiting_and_is_distinct - assert_equal 2, Post.includes(authors: :author_address).order('author_addresses.id DESC ').limit(2).to_a.size + assert_equal 2, Post.includes(authors: :author_address). + where.not(author_addresses: { id: nil }). + order('author_addresses.id DESC').limit(2).to_a.size assert_equal 3, Post.includes(author: :author_address, authors: :author_address). - order('author_addresses_authors.id DESC ').limit(3).to_a.size + where.not(author_addresses_authors: { id: nil }). + order('author_addresses_authors.id DESC').limit(3).to_a.size end def test_find_with_nil_inside_set_passed_for_one_attribute @@ -1123,14 +1129,6 @@ class FinderTest < ActiveRecord::TestCase end protected - def bind(statement, *vars) - if vars.first.is_a?(Hash) - ActiveRecord::Base.send(:replace_named_bind_variables, statement, vars.first) - else - ActiveRecord::Base.send(:replace_bind_variables, statement, vars) - end - end - def table_with_custom_primary_key yield(Class.new(Toy) do def self.name diff --git a/activerecord/test/cases/fixture_set/file_test.rb b/activerecord/test/cases/fixture_set/file_test.rb index 92efa8aca7..242e7a9bec 100644 --- a/activerecord/test/cases/fixture_set/file_test.rb +++ b/activerecord/test/cases/fixture_set/file_test.rb @@ -123,6 +123,18 @@ END end end + def test_removes_fixture_config_row + File.open(::File.join(FIXTURES_ROOT, 'other_posts.yml')) do |fh| + assert_equal(['second_welcome'], fh.each.map { |name, _| name }) + end + end + + def test_extracts_model_class_from_config_row + File.open(::File.join(FIXTURES_ROOT, 'other_posts.yml')) do |fh| + assert_equal 'Post', fh.model_class + end + end + private def tmp_yaml(name, contents) t = Tempfile.new name diff --git a/activerecord/test/cases/fixtures_test.rb b/activerecord/test/cases/fixtures_test.rb index 97ba178b4d..da934ab8fe 100644 --- a/activerecord/test/cases/fixtures_test.rb +++ b/activerecord/test/cases/fixtures_test.rb @@ -7,11 +7,12 @@ require 'models/binary' require 'models/book' require 'models/bulb' require 'models/category' +require 'models/comment' require 'models/company' require 'models/computer' require 'models/course' require 'models/developer' -require 'models/computer' +require 'models/doubloon' require 'models/joke' require 'models/matey' require 'models/parrot' @@ -183,7 +184,6 @@ class FixturesTest < ActiveRecord::TestCase end def test_fixtures_from_root_yml_with_instantiation - # assert_equal 2, @accounts.size assert_equal 50, @unknown.credit_limit end @@ -216,6 +216,17 @@ class FixturesTest < ActiveRecord::TestCase end end + def test_yaml_file_with_invalid_column + e = assert_raise(ActiveRecord::Fixture::FixtureError) do + ActiveRecord::FixtureSet.create_fixtures(FIXTURES_ROOT + "/naked/yml", "parrots") + end + assert_equal(%(table "parrots" has no column named "arrr".), e.message) + end + + def test_yaml_file_with_symbol_columns + ActiveRecord::FixtureSet.create_fixtures(FIXTURES_ROOT + "/naked/yml", "trees") + end + def test_omap_fixtures assert_nothing_raised do fixtures = ActiveRecord::FixtureSet.new(Account.connection, 'categories', Category, FIXTURES_ROOT + "/categories_ordered") @@ -251,18 +262,19 @@ class FixturesTest < ActiveRecord::TestCase def test_fixtures_are_set_up_with_database_env_variable db_url_tmp = ENV['DATABASE_URL'] ENV['DATABASE_URL'] = "sqlite3::memory:" - ActiveRecord::Base.stubs(:configurations).returns({}) - test_case = Class.new(ActiveRecord::TestCase) do - fixtures :accounts + ActiveRecord::Base.stub(:configurations, {}) do + test_case = Class.new(ActiveRecord::TestCase) do + fixtures :accounts - def test_fixtures - assert accounts(:signals37) + def test_fixtures + assert accounts(:signals37) + end end - end - result = test_case.new(:test_fixtures).run + result = test_case.new(:test_fixtures).run - assert result.passed?, "Expected #{result.name} to pass:\n#{result}" + assert result.passed?, "Expected #{result.name} to pass:\n#{result}" + end ensure ENV['DATABASE_URL'] = db_url_tmp end @@ -400,9 +412,11 @@ class FixturesWithoutInstantiationTest < ActiveRecord::TestCase end def test_reloading_fixtures_through_accessor_methods + topic = Struct.new(:title) assert_equal "The First Topic", topics(:first).title - @loaded_fixtures['topics']['first'].expects(:find).returns(stub(:title => "Fresh Topic!")) - assert_equal "Fresh Topic!", topics(:first, true).title + assert_called(@loaded_fixtures['topics']['first'], :find, returns: topic.new("Fresh Topic!")) do + assert_equal "Fresh Topic!", topics(:first, true).title + end end end @@ -506,6 +520,38 @@ class OverRideFixtureMethodTest < ActiveRecord::TestCase end end +class FixtureWithSetModelClassTest < ActiveRecord::TestCase + fixtures :other_posts, :other_comments + + # Set to false to blow away fixtures cache and ensure our fixtures are loaded + # and thus takes into account the +set_model_class+. + self.use_transactional_tests = false + + def test_uses_fixture_class_defined_in_yaml + assert_kind_of Post, other_posts(:second_welcome) + end + + def test_loads_the_associations_to_fixtures_with_set_model_class + post = other_posts(:second_welcome) + comment = other_comments(:second_greetings) + assert_equal [comment], post.comments + assert_equal post, comment.post + end +end + +class SetFixtureClassPrevailsTest < ActiveRecord::TestCase + set_fixture_class bad_posts: Post + fixtures :bad_posts + + # Set to false to blow away fixtures cache and ensure our fixtures are loaded + # and thus takes into account the +set_model_class+. + self.use_transactional_tests = false + + def test_uses_set_fixture_class + assert_kind_of Post, bad_posts(:bad_welcome) + end +end + class CheckSetTableNameFixturesTest < ActiveRecord::TestCase set_fixture_class :funny_jokes => Joke fixtures :funny_jokes @@ -691,7 +737,7 @@ end class FoxyFixturesTest < ActiveRecord::TestCase fixtures :parrots, :parrots_pirates, :pirates, :treasures, :mateys, :ships, :computers, - :developers, :"admin/accounts", :"admin/users", :live_parrots, :dead_parrots + :developers, :"admin/accounts", :"admin/users", :live_parrots, :dead_parrots, :books if ActiveRecord::Base.connection.adapter_name == 'PostgreSQL' require 'models/uuid_parent' @@ -841,6 +887,13 @@ class FoxyFixturesTest < ActiveRecord::TestCase assert admin_accounts(:signals37).users.include?(admin_users(:david)) assert_equal 2, admin_accounts(:signals37).users.size end + + def test_resolves_enums + assert books(:awdr).published? + assert books(:awdr).read? + assert books(:rfr).proposed? + assert books(:ddd).published? + end end class ActiveSupportSubclassWithFixturesTest < ActiveRecord::TestCase @@ -896,3 +949,26 @@ class FixturesWithDefaultScopeTest < ActiveRecord::TestCase assert_equal "special", bulbs(:special).name end end + +class FixturesWithAbstractBelongsTo < ActiveRecord::TestCase + fixtures :pirates, :doubloons + + test "creates fixtures with belongs_to associations defined in abstract base classes" do + assert_not_nil doubloons(:blackbeards_doubloon) + assert_equal pirates(:blackbeard), doubloons(:blackbeards_doubloon).pirate + end +end + +class FixtureClassNamesTest < ActiveRecord::TestCase + def setup + @saved_cache = self.fixture_class_names.dup + end + + def teardown + self.fixture_class_names.replace(@saved_cache) + end + + test "fixture_class_names returns nil for unregistered identifier" do + assert_nil self.fixture_class_names['unregistered_identifier'] + end +end diff --git a/activerecord/test/cases/forbidden_attributes_protection_test.rb b/activerecord/test/cases/forbidden_attributes_protection_test.rb index f4e7646f03..91921469b8 100644 --- a/activerecord/test/cases/forbidden_attributes_protection_test.rb +++ b/activerecord/test/cases/forbidden_attributes_protection_test.rb @@ -1,14 +1,20 @@ require 'cases/helper' require 'active_support/core_ext/hash/indifferent_access' -require 'models/person' + require 'models/company' +require 'models/person' +require 'models/ship' +require 'models/ship_part' +require 'models/treasure' -class ProtectedParams < ActiveSupport::HashWithIndifferentAccess +class ProtectedParams attr_accessor :permitted alias :permitted? :permitted + delegate :keys, :key?, :has_key?, :empty?, to: :@parameters + def initialize(attributes) - super(attributes) + @parameters = attributes.with_indifferent_access @permitted = false end @@ -17,6 +23,18 @@ class ProtectedParams < ActiveSupport::HashWithIndifferentAccess self end + def [](key) + @parameters[key] + end + + def to_h + @parameters + end + + def stringify_keys + dup + end + def dup super.tap do |duplicate| duplicate.instance_variable_set :@permitted, @permitted @@ -75,6 +93,13 @@ class ForbiddenAttributesProtectionTest < ActiveRecord::TestCase end end + def test_create_with_works_with_permitted_params + params = ProtectedParams.new(first_name: 'Guille').permit! + + person = Person.create_with(params).create! + assert_equal 'Guille', person.first_name + end + def test_create_with_works_with_params_values params = ProtectedParams.new(first_name: 'Guille') @@ -90,10 +115,51 @@ class ForbiddenAttributesProtectionTest < ActiveRecord::TestCase end end + def test_where_works_with_permitted_params + params = ProtectedParams.new(first_name: 'Guille').permit! + + person = Person.where(params).create! + assert_equal 'Guille', person.first_name + end + def test_where_works_with_params_values params = ProtectedParams.new(first_name: 'Guille') person = Person.where(first_name: params[:first_name]).create! assert_equal 'Guille', person.first_name end + + def test_where_not_checks_permitted + params = ProtectedParams.new(first_name: 'Guille', gender: 'm') + + assert_raises(ActiveModel::ForbiddenAttributesError) do + Person.where().not(params) + end + end + + def test_where_not_works_with_permitted_params + params = ProtectedParams.new(first_name: 'Guille').permit! + Person.create!(params) + assert_empty Person.where.not(params).select {|p| p.first_name == 'Guille' } + end + + def test_strong_params_style_objects_work_with_singular_associations + params = ProtectedParams.new( name: "Stern", ship_attributes: ProtectedParams.new(name: "The Black Rock").permit!).permit! + part = ShipPart.new(params) + + assert_equal "Stern", part.name + assert_equal "The Black Rock", part.ship.name + end + + def test_strong_params_style_objects_work_with_collection_associations + params = ProtectedParams.new( + trinkets_attributes: ProtectedParams.new( + "0" => ProtectedParams.new(name: "Necklace").permit!, + "1" => ProtectedParams.new(name: "Spoon").permit! ) ).permit! + part = ShipPart.new(params) + + assert_equal "Necklace", part.trinkets[0].name + assert_equal "Spoon", part.trinkets[1].name + end + end diff --git a/activerecord/test/cases/helper.rb b/activerecord/test/cases/helper.rb index 12c793c408..95f8706d73 100644 --- a/activerecord/test/cases/helper.rb +++ b/activerecord/test/cases/helper.rb @@ -3,6 +3,7 @@ require File.expand_path('../../../../load_paths', __FILE__) require 'config' require 'active_support/testing/autorun' +require 'active_support/testing/method_call_assertions' require 'stringio' require 'active_record' @@ -45,13 +46,12 @@ def in_memory_db? ActiveRecord::Base.connection_pool.spec.config[:database] == ":memory:" end -def mysql_56? - current_adapter?(:MysqlAdapter, :Mysql2Adapter) && - ActiveRecord::Base.connection.send(:version).join(".") >= "5.6.0" +def subsecond_precision_supported? + ActiveRecord::Base.connection.supports_datetime_with_precision? end def mysql_enforcing_gtid_consistency? - current_adapter?(:MysqlAdapter, :Mysql2Adapter) && 'ON' == ActiveRecord::Base.connection.show_variable('enforce_gtid_consistency') + current_adapter?(:Mysql2Adapter) && 'ON' == ActiveRecord::Base.connection.show_variable('enforce_gtid_consistency') end def supports_savepoints? @@ -140,6 +140,7 @@ require "cases/validations_repair_helper" class ActiveSupport::TestCase include ActiveRecord::TestFixtures include ActiveRecord::ValidationsRepairHelper + include ActiveSupport::Testing::MethodCallAssertions self.fixture_path = FIXTURES_ROOT self.use_instantiated_fixtures = false diff --git a/activerecord/test/cases/inheritance_test.rb b/activerecord/test/cases/inheritance_test.rb index f67d85603a..03bce547da 100644 --- a/activerecord/test/cases/inheritance_test.rb +++ b/activerecord/test/cases/inheritance_test.rb @@ -1,4 +1,5 @@ require 'cases/helper' +require 'models/author' require 'models/company' require 'models/person' require 'models/post' @@ -55,6 +56,53 @@ class InheritanceTest < ActiveRecord::TestCase end end + def test_compute_type_success + assert_equal Author, ActiveRecord::Base.send(:compute_type, 'Author') + end + + def test_compute_type_nonexistent_constant + e = assert_raises NameError do + ActiveRecord::Base.send :compute_type, 'NonexistentModel' + end + assert_equal 'uninitialized constant ActiveRecord::Base::NonexistentModel', e.message + assert_equal 'ActiveRecord::Base::NonexistentModel', e.name + end + + def test_compute_type_no_method_error + ActiveSupport::Dependencies.stub(:safe_constantize, proc{ raise NoMethodError }) do + assert_raises NoMethodError do + ActiveRecord::Base.send :compute_type, 'InvalidModel' + end + end + end + + def test_compute_type_on_undefined_method + error = nil + begin + Class.new(Author) do + alias_method :foo, :bar + end + rescue => e + error = e + end + + ActiveSupport::Dependencies.stub(:safe_constantize, proc{ raise e }) do + + exception = assert_raises NameError do + ActiveRecord::Base.send :compute_type, 'InvalidModel' + end + assert_equal error.message, exception.message + end + end + + def test_compute_type_argument_error + ActiveSupport::Dependencies.stub(:safe_constantize, proc{ raise ArgumentError }) do + assert_raises ArgumentError do + ActiveRecord::Base.send :compute_type, 'InvalidModel' + end + end + end + def test_should_store_demodulized_class_name_with_store_full_sti_class_option_disabled without_store_full_sti_class do item = Namespaced::Company.new @@ -77,6 +125,32 @@ class InheritanceTest < ActiveRecord::TestCase end end + def test_descends_from_active_record + assert !ActiveRecord::Base.descends_from_active_record? + + # Abstract subclass of AR::Base. + assert LoosePerson.descends_from_active_record? + + # Concrete subclass of an abstract class. + assert LooseDescendant.descends_from_active_record? + + # Concrete subclass of AR::Base. + assert TightPerson.descends_from_active_record? + + # Concrete subclass of a concrete class but has no type column. + assert TightDescendant.descends_from_active_record? + + # Concrete subclass of AR::Base. + assert Post.descends_from_active_record? + + # Abstract subclass of a concrete class which has a type column. + # This is pathological, as you'll never have Sub < Abstract < Concrete. + assert !StiPost.descends_from_active_record? + + # Concrete subclasses an abstract class which has a type column. + assert !SubStiPost.descends_from_active_record? + end + def test_company_descends_from_active_record assert !ActiveRecord::Base.descends_from_active_record? assert AbstractCompany.descends_from_active_record?, 'AbstractCompany should descend from ActiveRecord::Base' @@ -84,6 +158,12 @@ class InheritanceTest < ActiveRecord::TestCase assert !Class.new(Company).descends_from_active_record?, 'Company subclass should not descend from ActiveRecord::Base' end + def test_abstract_class + assert !ActiveRecord::Base.abstract_class? + assert LoosePerson.abstract_class? + assert !LooseDescendant.abstract_class? + end + def test_inheritance_base_class assert_equal Post, Post.base_class assert_equal Post, SpecialPost.base_class @@ -223,7 +303,6 @@ class InheritanceTest < ActiveRecord::TestCase end end - def test_new_with_complex_inheritance assert_nothing_raised { Client.new(type: 'VerySpecialClient') } end @@ -399,4 +478,49 @@ class InheritanceComputeTypeTest < ActiveRecord::TestCase product = Shop::Product.new(:type => phone) assert product.save end + + def test_inheritance_new_with_subclass_as_default + original_type = Company.columns_hash["type"].default + ActiveRecord::Base.connection.change_column_default :companies, :type, 'Firm' + Company.reset_column_information + + firm = Company.new # without arguments + assert_equal 'Firm', firm.type + assert_instance_of Firm, firm + + firm = Company.new(firm_name: 'Shri Hans Plastic') # with arguments + assert_equal 'Firm', firm.type + assert_instance_of Firm, firm + + firm = Company.new(type: 'Client') # overwrite the default type + assert_equal 'Client', firm.type + assert_instance_of Client, firm + ensure + ActiveRecord::Base.connection.change_column_default :companies, :type, original_type + Company.reset_column_information + end +end + +class InheritanceAttributeTest < ActiveRecord::TestCase + + class Company < ActiveRecord::Base + self.table_name = 'companies' + attribute :type, :string, default: "InheritanceAttributeTest::Startup" + end + + class Startup < Company + end + + class Empire < Company + end + + def test_inheritance_new_with_subclass_as_default + startup = Company.new # without arguments + assert_equal 'InheritanceAttributeTest::Startup', startup.type + assert_instance_of Startup, startup + + empire = Company.new(type: 'InheritanceAttributeTest::Empire') # without arguments + assert_equal 'InheritanceAttributeTest::Empire', empire.type + assert_instance_of Empire, empire + end end diff --git a/activerecord/test/cases/integration_test.rb b/activerecord/test/cases/integration_test.rb index 018b7b0d8f..08a186ae07 100644 --- a/activerecord/test/cases/integration_test.rb +++ b/activerecord/test/cases/integration_test.rb @@ -81,7 +81,7 @@ class IntegrationTest < ActiveRecord::TestCase def test_cache_key_format_for_existing_record_with_updated_at dev = Developer.first - assert_equal "developers/#{dev.id}-#{dev.updated_at.utc.to_s(:nsec)}", dev.cache_key + assert_equal "developers/#{dev.id}-#{dev.updated_at.utc.to_s(:usec)}", dev.cache_key end def test_cache_key_format_for_existing_record_with_updated_at_and_custom_cache_timestamp_format @@ -96,7 +96,9 @@ class IntegrationTest < ActiveRecord::TestCase owner.update_column :updated_at, Time.current key = owner.cache_key - assert pet.touch + travel(1.second) do + assert pet.touch + end assert_not_equal key, owner.reload.cache_key end @@ -109,30 +111,39 @@ class IntegrationTest < ActiveRecord::TestCase def test_cache_key_for_updated_on dev = Developer.first dev.updated_at = nil - assert_equal "developers/#{dev.id}-#{dev.updated_on.utc.to_s(:nsec)}", dev.cache_key + assert_equal "developers/#{dev.id}-#{dev.updated_on.utc.to_s(:usec)}", dev.cache_key end def test_cache_key_for_newer_updated_at dev = Developer.first dev.updated_at += 3600 - assert_equal "developers/#{dev.id}-#{dev.updated_at.utc.to_s(:nsec)}", dev.cache_key + assert_equal "developers/#{dev.id}-#{dev.updated_at.utc.to_s(:usec)}", dev.cache_key end def test_cache_key_for_newer_updated_on dev = Developer.first dev.updated_on += 3600 - assert_equal "developers/#{dev.id}-#{dev.updated_on.utc.to_s(:nsec)}", dev.cache_key + assert_equal "developers/#{dev.id}-#{dev.updated_on.utc.to_s(:usec)}", dev.cache_key end def test_cache_key_format_is_precise_enough + skip("Subsecond precision is not supported") unless subsecond_precision_supported? dev = Developer.first key = dev.cache_key dev.touch assert_not_equal key, dev.cache_key end + def test_cache_key_format_is_not_too_precise + skip("Subsecond precision is not supported") unless subsecond_precision_supported? + dev = Developer.first + dev.touch + key = dev.cache_key + assert_equal key, dev.reload.cache_key + end + def test_named_timestamps_for_cache_key owner = owners(:blackbeard) - assert_equal "owners/#{owner.id}-#{owner.happy_at.utc.to_s(:nsec)}", owner.cache_key(:updated_at, :happy_at) + assert_equal "owners/#{owner.id}-#{owner.happy_at.utc.to_s(:usec)}", owner.cache_key(:updated_at, :happy_at) end end diff --git a/activerecord/test/cases/invalid_connection_test.rb b/activerecord/test/cases/invalid_connection_test.rb index 6523fc29fd..a16b52751a 100644 --- a/activerecord/test/cases/invalid_connection_test.rb +++ b/activerecord/test/cases/invalid_connection_test.rb @@ -1,5 +1,6 @@ require "cases/helper" +if current_adapter?(:Mysql2Adapter) class TestAdapterWithInvalidConnection < ActiveRecord::TestCase self.use_transactional_tests = false @@ -9,7 +10,7 @@ class TestAdapterWithInvalidConnection < ActiveRecord::TestCase def setup # Can't just use current adapter; sqlite3 will create a database # file on the fly. - Bird.establish_connection adapter: 'mysql', database: 'i_do_not_exist' + Bird.establish_connection adapter: 'mysql2', database: 'i_do_not_exist' end teardown do @@ -20,3 +21,4 @@ class TestAdapterWithInvalidConnection < ActiveRecord::TestCase assert_equal "#{Bird.name} (call '#{Bird.name}.connection' to establish a connection)", Bird.inspect end end +end diff --git a/activerecord/test/cases/invertible_migration_test.rb b/activerecord/test/cases/invertible_migration_test.rb index 8144f3e5c5..e030f6c588 100644 --- a/activerecord/test/cases/invertible_migration_test.rb +++ b/activerecord/test/cases/invertible_migration_test.rb @@ -1,8 +1,11 @@ require "cases/helper" +class Horse < ActiveRecord::Base +end + module ActiveRecord class InvertibleMigrationTest < ActiveRecord::TestCase - class SilentMigration < ActiveRecord::Migration + class SilentMigration < ActiveRecord::Migration::Current def write(text = '') # sssshhhhh!! end @@ -76,7 +79,33 @@ module ActiveRecord end end - class LegacyMigration < ActiveRecord::Migration + class ChangeColumnDefault1 < SilentMigration + def change + create_table("horses") do |t| + t.column :name, :string, default: "Sekitoba" + end + end + end + + class ChangeColumnDefault2 < SilentMigration + def change + change_column_default :horses, :name, from: "Sekitoba", to: "Diomed" + end + end + + class DisableExtension1 < SilentMigration + def change + enable_extension "hstore" + end + end + + class DisableExtension2 < SilentMigration + def change + disable_extension "hstore" + end + end + + class LegacyMigration < ActiveRecord::Migration::Current def self.up create_table("horses") do |t| t.column :content, :text @@ -128,8 +157,10 @@ module ActiveRecord teardown do %w[horses new_horses].each do |table| - if ActiveRecord::Base.connection.table_exists?(table) - ActiveRecord::Base.connection.drop_table(table) + ActiveSupport::Deprecation.silence do + if ActiveRecord::Base.connection.table_exists?(table) + ActiveRecord::Base.connection.drop_table(table) + end end end ActiveRecord::Migration.verbose = @verbose_was @@ -144,26 +175,30 @@ module ActiveRecord end def test_exception_on_removing_index_without_column_option - RemoveIndexMigration1.new.migrate(:up) - migration = RemoveIndexMigration2.new - migration.migrate(:up) + index_definition = ["horses", [:name, :color]] + migration1 = RemoveIndexMigration1.new + migration1.migrate(:up) + assert migration1.connection.index_exists?(*index_definition) - assert_raises(IrreversibleMigration) do - migration.migrate(:down) - end + migration2 = RemoveIndexMigration2.new + migration2.migrate(:up) + assert_not migration2.connection.index_exists?(*index_definition) + + migration2.migrate(:down) + assert migration2.connection.index_exists?(*index_definition) end def test_migrate_up migration = InvertibleMigration.new migration.migrate(:up) - assert migration.connection.table_exists?("horses"), "horses should exist" + ActiveSupport::Deprecation.silence { assert migration.connection.table_exists?("horses"), "horses should exist" } end def test_migrate_down migration = InvertibleMigration.new migration.migrate :up migration.migrate :down - assert !migration.connection.table_exists?("horses") + ActiveSupport::Deprecation.silence { assert !migration.connection.table_exists?("horses") } end def test_migrate_revert @@ -171,11 +206,11 @@ module ActiveRecord revert = InvertibleRevertMigration.new migration.migrate :up revert.migrate :up - assert !migration.connection.table_exists?("horses") + ActiveSupport::Deprecation.silence { assert !migration.connection.table_exists?("horses") } revert.migrate :down - assert migration.connection.table_exists?("horses") + ActiveSupport::Deprecation.silence { assert migration.connection.table_exists?("horses") } migration.migrate :down - assert !migration.connection.table_exists?("horses") + ActiveSupport::Deprecation.silence { assert !migration.connection.table_exists?("horses") } end def test_migrate_revert_by_part @@ -183,18 +218,24 @@ module ActiveRecord received = [] migration = InvertibleByPartsMigration.new migration.test = ->(dir){ - assert migration.connection.table_exists?("horses") - assert migration.connection.table_exists?("new_horses") + ActiveSupport::Deprecation.silence do + assert migration.connection.table_exists?("horses") + assert migration.connection.table_exists?("new_horses") + end received << dir } migration.migrate :up assert_equal [:both, :up], received - assert !migration.connection.table_exists?("horses") - assert migration.connection.table_exists?("new_horses") + ActiveSupport::Deprecation.silence do + assert !migration.connection.table_exists?("horses") + assert migration.connection.table_exists?("new_horses") + end migration.migrate :down assert_equal [:both, :up, :both, :down], received - assert migration.connection.table_exists?("horses") - assert !migration.connection.table_exists?("new_horses") + ActiveSupport::Deprecation.silence do + assert migration.connection.table_exists?("horses") + assert !migration.connection.table_exists?("new_horses") + end end def test_migrate_revert_whole_migration @@ -203,20 +244,56 @@ module ActiveRecord revert = RevertWholeMigration.new(klass) migration.migrate :up revert.migrate :up - assert !migration.connection.table_exists?("horses") + ActiveSupport::Deprecation.silence { assert !migration.connection.table_exists?("horses") } revert.migrate :down - assert migration.connection.table_exists?("horses") + ActiveSupport::Deprecation.silence { assert migration.connection.table_exists?("horses") } migration.migrate :down - assert !migration.connection.table_exists?("horses") + ActiveSupport::Deprecation.silence { assert !migration.connection.table_exists?("horses") } end end def test_migrate_nested_revert_whole_migration revert = NestedRevertWholeMigration.new(InvertibleRevertMigration) revert.migrate :down - assert revert.connection.table_exists?("horses") + ActiveSupport::Deprecation.silence { assert revert.connection.table_exists?("horses") } revert.migrate :up - assert !revert.connection.table_exists?("horses") + ActiveSupport::Deprecation.silence { assert !revert.connection.table_exists?("horses") } + end + + def test_migrate_revert_change_column_default + migration1 = ChangeColumnDefault1.new + migration1.migrate(:up) + assert_equal "Sekitoba", Horse.new.name + + migration2 = ChangeColumnDefault2.new + migration2.migrate(:up) + Horse.reset_column_information + assert_equal "Diomed", Horse.new.name + + migration2.migrate(:down) + Horse.reset_column_information + assert_equal "Sekitoba", Horse.new.name + end + + if current_adapter?(:PostgreSQLAdapter) + def test_migrate_enable_and_disable_extension + migration1 = InvertibleMigration.new + migration2 = DisableExtension1.new + migration3 = DisableExtension2.new + + migration1.migrate(:up) + migration2.migrate(:up) + assert_equal true, Horse.connection.extension_enabled?('hstore') + + migration3.migrate(:up) + assert_equal false, Horse.connection.extension_enabled?('hstore') + + migration3.migrate(:down) + assert_equal true, Horse.connection.extension_enabled?('hstore') + + migration2.migrate(:down) + assert_equal false, Horse.connection.extension_enabled?('hstore') + end end def test_revert_order @@ -245,24 +322,24 @@ module ActiveRecord def test_legacy_up LegacyMigration.migrate :up - assert ActiveRecord::Base.connection.table_exists?("horses"), "horses should exist" + ActiveSupport::Deprecation.silence { assert ActiveRecord::Base.connection.table_exists?("horses"), "horses should exist" } end def test_legacy_down LegacyMigration.migrate :up LegacyMigration.migrate :down - assert !ActiveRecord::Base.connection.table_exists?("horses"), "horses should not exist" + ActiveSupport::Deprecation.silence { assert !ActiveRecord::Base.connection.table_exists?("horses"), "horses should not exist" } end def test_up LegacyMigration.up - assert ActiveRecord::Base.connection.table_exists?("horses"), "horses should exist" + ActiveSupport::Deprecation.silence { assert ActiveRecord::Base.connection.table_exists?("horses"), "horses should exist" } end def test_down LegacyMigration.up LegacyMigration.down - assert !ActiveRecord::Base.connection.table_exists?("horses"), "horses should not exist" + ActiveSupport::Deprecation.silence { assert !ActiveRecord::Base.connection.table_exists?("horses"), "horses should not exist" } end def test_migrate_down_with_table_name_prefix @@ -271,13 +348,13 @@ module ActiveRecord migration = InvertibleMigration.new migration.migrate(:up) assert_nothing_raised { migration.migrate(:down) } - assert !ActiveRecord::Base.connection.table_exists?("p_horses_s"), "p_horses_s should not exist" + ActiveSupport::Deprecation.silence { assert !ActiveRecord::Base.connection.table_exists?("p_horses_s"), "p_horses_s should not exist" } ensure ActiveRecord::Base.table_name_prefix = ActiveRecord::Base.table_name_suffix = '' end # MySQL 5.7 and Oracle do not allow to create duplicate indexes on the same columns - unless current_adapter?(:MysqlAdapter, :Mysql2Adapter, :OracleAdapter) + unless current_adapter?(:Mysql2Adapter, :OracleAdapter) def test_migrate_revert_add_index_with_name RevertNamedIndexMigration1.new.migrate(:up) RevertNamedIndexMigration2.new.migrate(:up) diff --git a/activerecord/test/cases/locking_test.rb b/activerecord/test/cases/locking_test.rb index dbdcc84b7d..4fe76e563a 100644 --- a/activerecord/test/cases/locking_test.rb +++ b/activerecord/test/cases/locking_test.rb @@ -270,7 +270,7 @@ class OptimisticLockingTest < ActiveRecord::TestCase car.wheels << Wheel.create! end assert_difference 'car.wheels.count', -1 do - car.destroy + car.reload.destroy end assert car.destroyed? end @@ -441,7 +441,7 @@ unless in_memory_db? def test_lock_sending_custom_lock_statement Person.transaction do person = Person.find(1) - assert_sql(/LIMIT 1 FOR SHARE NOWAIT/) do + assert_sql(/LIMIT \$\d FOR SHARE NOWAIT/) do person.lock!('FOR SHARE NOWAIT') end end diff --git a/activerecord/test/cases/log_subscriber_test.rb b/activerecord/test/cases/log_subscriber_test.rb index 4192d12ff4..707a2d1da1 100644 --- a/activerecord/test/cases/log_subscriber_test.rb +++ b/activerecord/test/cases/log_subscriber_test.rb @@ -7,6 +7,20 @@ require "active_support/log_subscriber/test_helper" class LogSubscriberTest < ActiveRecord::TestCase include ActiveSupport::LogSubscriber::TestHelper include ActiveSupport::Logger::Severity + REGEXP_CLEAR = Regexp.escape(ActiveRecord::LogSubscriber::CLEAR) + REGEXP_BOLD = Regexp.escape(ActiveRecord::LogSubscriber::BOLD) + REGEXP_MAGENTA = Regexp.escape(ActiveRecord::LogSubscriber::MAGENTA) + REGEXP_CYAN = Regexp.escape(ActiveRecord::LogSubscriber::CYAN) + SQL_COLORINGS = { + SELECT: Regexp.escape(ActiveRecord::LogSubscriber::BLUE), + INSERT: Regexp.escape(ActiveRecord::LogSubscriber::GREEN), + UPDATE: Regexp.escape(ActiveRecord::LogSubscriber::YELLOW), + DELETE: Regexp.escape(ActiveRecord::LogSubscriber::RED), + LOCK: Regexp.escape(ActiveRecord::LogSubscriber::WHITE), + ROLLBACK: Regexp.escape(ActiveRecord::LogSubscriber::RED), + TRANSACTION: REGEXP_CYAN, + OTHER: REGEXP_MAGENTA + } class TestDebugLogSubscriber < ActiveRecord::LogSubscriber attr_reader :debugs @@ -71,6 +85,90 @@ class LogSubscriberTest < ActiveRecord::TestCase assert_match(/SELECT .*?FROM .?developers.?/i, @logger.logged(:debug).last) end + def test_basic_query_logging_coloration + event = Struct.new(:duration, :payload) + logger = TestDebugLogSubscriber.new + logger.colorize_logging = true + SQL_COLORINGS.each do |verb, color_regex| + logger.sql(event.new(0, sql: verb.to_s)) + assert_match(/#{REGEXP_BOLD}#{color_regex}#{verb}#{REGEXP_CLEAR}/i, logger.debugs.last) + end + end + + def test_basic_payload_name_logging_coloration_generic_sql + event = Struct.new(:duration, :payload) + logger = TestDebugLogSubscriber.new + logger.colorize_logging = true + SQL_COLORINGS.each do |verb, _| + logger.sql(event.new(0, sql: verb.to_s)) + assert_match(/#{REGEXP_BOLD}#{REGEXP_MAGENTA} \(0.0ms\)#{REGEXP_CLEAR}/i, logger.debugs.last) + + logger.sql(event.new(0, {sql: verb.to_s, name: "SQL"})) + assert_match(/#{REGEXP_BOLD}#{REGEXP_MAGENTA}SQL \(0.0ms\)#{REGEXP_CLEAR}/i, logger.debugs.last) + end + end + + def test_basic_payload_name_logging_coloration_named_sql + event = Struct.new(:duration, :payload) + logger = TestDebugLogSubscriber.new + logger.colorize_logging = true + SQL_COLORINGS.each do |verb, _| + logger.sql(event.new(0, {sql: verb.to_s, name: "Model Load"})) + assert_match(/#{REGEXP_BOLD}#{REGEXP_CYAN}Model Load \(0.0ms\)#{REGEXP_CLEAR}/i, logger.debugs.last) + + logger.sql(event.new(0, {sql: verb.to_s, name: "Model Exists"})) + assert_match(/#{REGEXP_BOLD}#{REGEXP_CYAN}Model Exists \(0.0ms\)#{REGEXP_CLEAR}/i, logger.debugs.last) + + logger.sql(event.new(0, {sql: verb.to_s, name: "ANY SPECIFIC NAME"})) + assert_match(/#{REGEXP_BOLD}#{REGEXP_CYAN}ANY SPECIFIC NAME \(0.0ms\)#{REGEXP_CLEAR}/i, logger.debugs.last) + end + end + + def test_query_logging_coloration_with_nested_select + event = Struct.new(:duration, :payload) + logger = TestDebugLogSubscriber.new + logger.colorize_logging = true + SQL_COLORINGS.slice(:SELECT, :INSERT, :UPDATE, :DELETE).each do |verb, color_regex| + logger.sql(event.new(0, sql: "#{verb} WHERE ID IN SELECT")) + assert_match(/#{REGEXP_BOLD}#{REGEXP_MAGENTA} \(0.0ms\)#{REGEXP_CLEAR} #{REGEXP_BOLD}#{color_regex}#{verb} WHERE ID IN SELECT#{REGEXP_CLEAR}/i, logger.debugs.last) + end + end + + def test_query_logging_coloration_with_multi_line_nested_select + event = Struct.new(:duration, :payload) + logger = TestDebugLogSubscriber.new + logger.colorize_logging = true + SQL_COLORINGS.slice(:SELECT, :INSERT, :UPDATE, :DELETE).each do |verb, color_regex| + sql = <<-EOS + #{verb} + WHERE ID IN ( + SELECT ID FROM THINGS + ) + EOS + logger.sql(event.new(0, sql: sql)) + assert_match(/#{REGEXP_BOLD}#{REGEXP_MAGENTA} \(0.0ms\)#{REGEXP_CLEAR} #{REGEXP_BOLD}#{color_regex}.*#{verb}.*#{REGEXP_CLEAR}/mi, logger.debugs.last) + end + end + + def test_query_logging_coloration_with_lock + event = Struct.new(:duration, :payload) + logger = TestDebugLogSubscriber.new + logger.colorize_logging = true + sql = <<-EOS + SELECT * FROM + (SELECT * FROM mytable FOR UPDATE) ss + WHERE col1 = 5; + EOS + logger.sql(event.new(0, sql: sql)) + assert_match(/#{REGEXP_BOLD}#{REGEXP_MAGENTA} \(0.0ms\)#{REGEXP_CLEAR} #{REGEXP_BOLD}#{SQL_COLORINGS[:LOCK]}.*FOR UPDATE.*#{REGEXP_CLEAR}/mi, logger.debugs.last) + + sql = <<-EOS + LOCK TABLE films IN SHARE MODE; + EOS + logger.sql(event.new(0, sql: sql)) + assert_match(/#{REGEXP_BOLD}#{REGEXP_MAGENTA} \(0.0ms\)#{REGEXP_CLEAR} #{REGEXP_BOLD}#{SQL_COLORINGS[:LOCK]}.*LOCK TABLE.*#{REGEXP_CLEAR}/mi, logger.debugs.last) + end + def test_exists_query_logging Developer.exists? 1 wait @@ -111,7 +209,7 @@ class LogSubscriberTest < ActiveRecord::TestCase Thread.new { assert_equal 0, ActiveRecord::LogSubscriber.runtime }.join end - unless current_adapter?(:Mysql2Adapter) + if ActiveRecord::Base.connection.prepared_statements def test_binary_data_is_not_logged Binary.create(data: 'some binary data') wait diff --git a/activerecord/test/cases/migration/change_schema_test.rb b/activerecord/test/cases/migration/change_schema_test.rb index 46a62c272f..d6963b48d7 100644 --- a/activerecord/test/cases/migration/change_schema_test.rb +++ b/activerecord/test/cases/migration/change_schema_test.rb @@ -50,7 +50,7 @@ module ActiveRecord def test_create_table_with_defaults # MySQL doesn't allow defaults on TEXT or BLOB columns. - mysql = current_adapter?(:MysqlAdapter, :Mysql2Adapter) + mysql = current_adapter?(:Mysql2Adapter) connection.create_table :testings do |t| t.column :one, :string, :default => "hello" @@ -105,7 +105,7 @@ module ActiveRecord eight = columns.detect { |c| c.name == "eight_int" } if current_adapter?(:OracleAdapter) - assert_equal 'NUMBER(8)', eight.sql_type + assert_equal 'NUMBER(19)', eight.sql_type elsif current_adapter?(:SQLite3Adapter) assert_equal 'bigint', eight.sql_type else @@ -141,7 +141,7 @@ module ActiveRecord assert_equal 'smallint', one.sql_type assert_equal 'integer', four.sql_type assert_equal 'bigint', eight.sql_type - elsif current_adapter?(:MysqlAdapter, :Mysql2Adapter) + elsif current_adapter?(:Mysql2Adapter) assert_match 'int(11)', default.sql_type assert_match 'tinyint', one.sql_type assert_match 'int', four.sql_type @@ -339,7 +339,7 @@ module ActiveRecord def test_change_column_null testing_table_with_only_foo_attribute do - notnull_migration = Class.new(ActiveRecord::Migration) do + notnull_migration = Class.new(ActiveRecord::Migration::Current) do def change change_column_null :testings, :foo, false end @@ -405,9 +405,9 @@ module ActiveRecord def test_drop_table_if_exists connection.create_table(:testings) - assert connection.table_exists?(:testings) + ActiveSupport::Deprecation.silence { assert connection.table_exists?(:testings) } connection.drop_table(:testings, if_exists: true) - assert_not connection.table_exists?(:testings) + ActiveSupport::Deprecation.silence { assert_not connection.table_exists?(:testings) } end def test_drop_table_if_exists_nothing_raised @@ -442,7 +442,7 @@ module ActiveRecord end def test_create_table_with_force_cascade_drops_dependent_objects - skip "MySQL > 5.5 does not drop dependent objects with DROP TABLE CASCADE" if current_adapter?(:MysqlAdapter, :Mysql2Adapter) + skip "MySQL > 5.5 does not drop dependent objects with DROP TABLE CASCADE" if current_adapter?(:Mysql2Adapter) # can't re-create table referenced by foreign key assert_raises(ActiveRecord::StatementInvalid) do @connection.create_table :trains, force: true diff --git a/activerecord/test/cases/migration/change_table_test.rb b/activerecord/test/cases/migration/change_table_test.rb index 2ffe7a1b0d..2f9c50141f 100644 --- a/activerecord/test/cases/migration/change_table_test.rb +++ b/activerecord/test/cases/migration/change_table_test.rb @@ -1,5 +1,4 @@ require "cases/migration/helper" -require "minitest/mock" module ActiveRecord class Migration diff --git a/activerecord/test/cases/migration/column_attributes_test.rb b/activerecord/test/cases/migration/column_attributes_test.rb index 8d8e661aa5..c7a1b81a75 100644 --- a/activerecord/test/cases/migration/column_attributes_test.rb +++ b/activerecord/test/cases/migration/column_attributes_test.rb @@ -37,13 +37,13 @@ module ActiveRecord def test_add_column_without_limit # TODO: limit: nil should work with all adapters. - skip "MySQL wrongly enforces a limit of 255" if current_adapter?(:MysqlAdapter, :Mysql2Adapter) + skip "MySQL wrongly enforces a limit of 255" if current_adapter?(:Mysql2Adapter) add_column :test_models, :description, :string, limit: nil TestModel.reset_column_information assert_nil TestModel.columns_hash["description"].limit end - if current_adapter?(:MysqlAdapter, :Mysql2Adapter) + if current_adapter?(:Mysql2Adapter) def test_unabstracted_database_dependent_types add_column :test_models, :intelligence_quotient, :tinyint TestModel.reset_column_information @@ -63,8 +63,6 @@ module ActiveRecord # Do a manual insertion if current_adapter?(:OracleAdapter) connection.execute "insert into test_models (id, wealth) values (people_seq.nextval, 12345678901234567890.0123456789)" - elsif current_adapter?(:MysqlAdapter) && Mysql.client_version < 50003 #before MySQL 5.0.3 decimals stored as strings - connection.execute "insert into test_models (wealth) values ('12345678901234567890.0123456789')" elsif current_adapter?(:PostgreSQLAdapter) connection.execute "insert into test_models (wealth) values (12345678901234567890.0123456789)" else @@ -171,7 +169,7 @@ module ActiveRecord end end - if current_adapter?(:MysqlAdapter, :Mysql2Adapter, :PostgreSQLAdapter) + if current_adapter?(:Mysql2Adapter, :PostgreSQLAdapter) def test_out_of_range_limit_should_raise assert_raise(ActiveRecordError) { add_column :test_models, :integer_too_big, :integer, :limit => 10 } diff --git a/activerecord/test/cases/migration/column_positioning_test.rb b/activerecord/test/cases/migration/column_positioning_test.rb index 4637970ce0..8294da0373 100644 --- a/activerecord/test/cases/migration/column_positioning_test.rb +++ b/activerecord/test/cases/migration/column_positioning_test.rb @@ -23,7 +23,7 @@ module ActiveRecord ActiveRecord::Base.primary_key_prefix_type = nil end - if current_adapter?(:MysqlAdapter, :Mysql2Adapter) + if current_adapter?(:Mysql2Adapter) def test_column_positioning assert_equal %w(first second third), conn.columns(:testings).map(&:name) end diff --git a/activerecord/test/cases/migration/columns_test.rb b/activerecord/test/cases/migration/columns_test.rb index 5fc7702dfa..fca1cb7e97 100644 --- a/activerecord/test/cases/migration/columns_test.rb +++ b/activerecord/test/cases/migration/columns_test.rb @@ -62,7 +62,7 @@ module ActiveRecord assert_equal '70000', default_after end - if current_adapter?(:MysqlAdapter, :Mysql2Adapter) + if current_adapter?(:Mysql2Adapter) def test_mysql_rename_column_preserves_auto_increment rename_column "test_models", "id", "id_test" assert connection.columns("test_models").find { |c| c.name == "id_test" }.auto_increment? @@ -267,6 +267,13 @@ module ActiveRecord assert_nil TestModel.new.first_name end + def test_change_column_default_with_from_and_to + add_column "test_models", "first_name", :string + connection.change_column_default "test_models", "first_name", from: nil, to: "Tester" + + assert_equal "Tester", TestModel.new.first_name + end + def test_remove_column_no_second_parameter_raises_exception assert_raise(ArgumentError) { connection.remove_column("funny") } end diff --git a/activerecord/test/cases/migration/command_recorder_test.rb b/activerecord/test/cases/migration/command_recorder_test.rb index 3844b1a92e..1e3529db54 100644 --- a/activerecord/test/cases/migration/command_recorder_test.rb +++ b/activerecord/test/cases/migration/command_recorder_test.rb @@ -31,7 +31,8 @@ module ActiveRecord end def test_unknown_commands_delegate - recorder = CommandRecorder.new(stub(:foo => 'bar')) + recorder = Struct.new(:foo) + recorder = CommandRecorder.new(recorder.new('bar')) assert_equal 'bar', recorder.foo end @@ -169,6 +170,16 @@ module ActiveRecord end end + def test_invert_change_column_default_with_from_and_to + change = @recorder.inverse_of :change_column_default, [:table, :column, from: "old_value", to: "new_value"] + assert_equal [:change_column_default, [:table, :column, from: "new_value", to: "old_value"]], change + end + + def test_invert_change_column_default_with_from_and_to_with_boolean + change = @recorder.inverse_of :change_column_default, [:table, :column, from: true, to: false] + assert_equal [:change_column_default, [:table, :column, from: false, to: true]], change + end + def test_invert_change_column_null add = @recorder.inverse_of :change_column_null, [:table, :column, true] assert_equal [:change_column_null, [:table, :column, false]], add @@ -206,6 +217,11 @@ module ActiveRecord end def test_invert_remove_index + add = @recorder.inverse_of :remove_index, [:table, :one] + assert_equal [:add_index, [:table, :one]], add + end + + def test_invert_remove_index_with_column add = @recorder.inverse_of :remove_index, [:table, {column: [:one, :two], options: true}] assert_equal [:add_index, [:table, [:one, :two], options: true]], add end @@ -281,17 +297,42 @@ module ActiveRecord assert_equal [:remove_foreign_key, [:dogs, :people]], enable end + def test_invert_remove_foreign_key + enable = @recorder.inverse_of :remove_foreign_key, [:dogs, :people] + assert_equal [:add_foreign_key, [:dogs, :people]], enable + end + def test_invert_add_foreign_key_with_column enable = @recorder.inverse_of :add_foreign_key, [:dogs, :people, column: "owner_id"] assert_equal [:remove_foreign_key, [:dogs, column: "owner_id"]], enable end + def test_invert_remove_foreign_key_with_column + enable = @recorder.inverse_of :remove_foreign_key, [:dogs, :people, column: "owner_id"] + assert_equal [:add_foreign_key, [:dogs, :people, column: "owner_id"]], enable + end + def test_invert_add_foreign_key_with_column_and_name enable = @recorder.inverse_of :add_foreign_key, [:dogs, :people, column: "owner_id", name: "fk"] assert_equal [:remove_foreign_key, [:dogs, name: "fk"]], enable end - def test_remove_foreign_key_is_irreversible + def test_invert_remove_foreign_key_with_column_and_name + enable = @recorder.inverse_of :remove_foreign_key, [:dogs, :people, column: "owner_id", name: "fk"] + assert_equal [:add_foreign_key, [:dogs, :people, column: "owner_id", name: "fk"]], enable + end + + def test_invert_remove_foreign_key_with_primary_key + enable = @recorder.inverse_of :remove_foreign_key, [:dogs, :people, primary_key: "person_id"] + assert_equal [:add_foreign_key, [:dogs, :people, primary_key: "person_id"]], enable + end + + def test_invert_remove_foreign_key_with_on_delete_on_update + enable = @recorder.inverse_of :remove_foreign_key, [:dogs, :people, on_delete: :nullify, on_update: :cascade] + assert_equal [:add_foreign_key, [:dogs, :people, on_delete: :nullify, on_update: :cascade]], enable + end + + def test_invert_remove_foreign_key_is_irreversible_without_to_table assert_raises ActiveRecord::IrreversibleMigration do @recorder.inverse_of :remove_foreign_key, [:dogs, column: "owner_id"] end @@ -299,6 +340,10 @@ module ActiveRecord assert_raises ActiveRecord::IrreversibleMigration do @recorder.inverse_of :remove_foreign_key, [:dogs, name: "fk"] end + + assert_raises ActiveRecord::IrreversibleMigration do + @recorder.inverse_of :remove_foreign_key, [:dogs] + end end end end diff --git a/activerecord/test/cases/migration/compatibility_test.rb b/activerecord/test/cases/migration/compatibility_test.rb new file mode 100644 index 0000000000..b1e1d72944 --- /dev/null +++ b/activerecord/test/cases/migration/compatibility_test.rb @@ -0,0 +1,58 @@ +require 'cases/helper' + +module ActiveRecord + class Migration + class CompatibilityTest < ActiveRecord::TestCase + attr_reader :connection + self.use_transactional_tests = false + + def setup + super + @connection = ActiveRecord::Base.connection + @verbose_was = ActiveRecord::Migration.verbose + ActiveRecord::Migration.verbose = false + + connection.create_table :testings do |t| + t.column :foo, :string, :limit => 100 + t.column :bar, :string, :limit => 100 + end + end + + teardown do + connection.drop_table :testings rescue nil + ActiveRecord::Migration.verbose = @verbose_was + ActiveRecord::SchemaMigration.delete_all + end + + def test_migration_doesnt_remove_named_index + connection.add_index :testings, :foo, :name => "custom_index_name" + + migration = Class.new(ActiveRecord::Migration[4.2]) { + def version; 101 end + def migrate(x) + remove_index :testings, :foo + end + }.new + + assert connection.index_exists?(:testings, :foo, name: "custom_index_name") + assert_raise(StandardError) { ActiveRecord::Migrator.new(:up, [migration]).migrate } + assert connection.index_exists?(:testings, :foo, name: "custom_index_name") + end + + def test_migration_does_remove_unnamed_index + connection.add_index :testings, :bar + + migration = Class.new(ActiveRecord::Migration[4.2]) { + def version; 101 end + def migrate(x) + remove_index :testings, :bar + end + }.new + + assert connection.index_exists?(:testings, :bar) + ActiveRecord::Migrator.new(:up, [migration]).migrate + assert_not connection.index_exists?(:testings, :bar) + end + end + end +end diff --git a/activerecord/test/cases/migration/create_join_table_test.rb b/activerecord/test/cases/migration/create_join_table_test.rb index 8fd08fe4ce..0a7b57455c 100644 --- a/activerecord/test/cases/migration/create_join_table_test.rb +++ b/activerecord/test/cases/migration/create_join_table_test.rb @@ -12,7 +12,9 @@ module ActiveRecord teardown do %w(artists_musics musics_videos catalog).each do |table_name| - connection.drop_table table_name if connection.tables.include?(table_name) + ActiveSupport::Deprecation.silence do + connection.drop_table table_name if connection.table_exists?(table_name) + end end end @@ -82,62 +84,62 @@ module ActiveRecord connection.create_join_table :artists, :musics connection.drop_join_table :artists, :musics - assert !connection.tables.include?('artists_musics') + ActiveSupport::Deprecation.silence { assert !connection.table_exists?('artists_musics') } end def test_drop_join_table_with_strings connection.create_join_table :artists, :musics connection.drop_join_table 'artists', 'musics' - assert !connection.tables.include?('artists_musics') + ActiveSupport::Deprecation.silence { assert !connection.table_exists?('artists_musics') } end def test_drop_join_table_with_the_proper_order connection.create_join_table :videos, :musics connection.drop_join_table :videos, :musics - assert !connection.tables.include?('musics_videos') + ActiveSupport::Deprecation.silence { assert !connection.table_exists?('musics_videos') } end def test_drop_join_table_with_the_table_name connection.create_join_table :artists, :musics, table_name: :catalog connection.drop_join_table :artists, :musics, table_name: :catalog - assert !connection.tables.include?('catalog') + ActiveSupport::Deprecation.silence { assert !connection.table_exists?('catalog') } end def test_drop_join_table_with_the_table_name_as_string connection.create_join_table :artists, :musics, table_name: 'catalog' connection.drop_join_table :artists, :musics, table_name: 'catalog' - assert !connection.tables.include?('catalog') + ActiveSupport::Deprecation.silence { assert !connection.table_exists?('catalog') } end def test_drop_join_table_with_column_options connection.create_join_table :artists, :musics, column_options: {null: true} connection.drop_join_table :artists, :musics, column_options: {null: true} - assert !connection.tables.include?('artists_musics') + ActiveSupport::Deprecation.silence { assert !connection.table_exists?('artists_musics') } end def test_create_and_drop_join_table_with_common_prefix with_table_cleanup do connection.create_join_table 'audio_artists', 'audio_musics' - assert_includes connection.tables, 'audio_artists_musics' + ActiveSupport::Deprecation.silence { assert connection.table_exists?('audio_artists_musics') } connection.drop_join_table 'audio_artists', 'audio_musics' - assert !connection.tables.include?('audio_artists_musics'), "Should have dropped join table, but didn't" + ActiveSupport::Deprecation.silence { assert !connection.table_exists?('audio_artists_musics'), "Should have dropped join table, but didn't" } end end private def with_table_cleanup - tables_before = connection.tables + tables_before = connection.data_sources yield ensure - tables_after = connection.tables - tables_before + tables_after = connection.data_sources - tables_before tables_after.each do |table| connection.drop_table table diff --git a/activerecord/test/cases/migration/foreign_key_test.rb b/activerecord/test/cases/migration/foreign_key_test.rb index 7f4790bf3e..01162dcefe 100644 --- a/activerecord/test/cases/migration/foreign_key_test.rb +++ b/activerecord/test/cases/migration/foreign_key_test.rb @@ -99,7 +99,7 @@ module ActiveRecord assert_equal 1, foreign_keys.size fk = foreign_keys.first - if current_adapter?(:MysqlAdapter, :Mysql2Adapter) + if current_adapter?(:Mysql2Adapter) # ON DELETE RESTRICT is the default on MySQL assert_equal nil, fk.on_delete else @@ -224,7 +224,7 @@ module ActiveRecord assert_match %r{\s+add_foreign_key "astronauts",.+on_update: :cascade,.+on_delete: :nullify$}, output end - class CreateCitiesAndHousesMigration < ActiveRecord::Migration + class CreateCitiesAndHousesMigration < ActiveRecord::Migration::Current def change create_table("cities") { |t| } @@ -243,6 +243,37 @@ module ActiveRecord silence_stream($stdout) { migration.migrate(:down) } end + class CreateSchoolsAndClassesMigration < ActiveRecord::Migration::Current + def change + create_table(:schools) + + create_table(:classes) do |t| + t.column :school_id, :integer + end + add_foreign_key :classes, :schools + end + end + + def test_add_foreign_key_with_prefix + ActiveRecord::Base.table_name_prefix = 'p_' + migration = CreateSchoolsAndClassesMigration.new + silence_stream($stdout) { migration.migrate(:up) } + assert_equal 1, @connection.foreign_keys("p_classes").size + ensure + silence_stream($stdout) { migration.migrate(:down) } + ActiveRecord::Base.table_name_prefix = nil + end + + def test_add_foreign_key_with_suffix + ActiveRecord::Base.table_name_suffix = '_s' + migration = CreateSchoolsAndClassesMigration.new + silence_stream($stdout) { migration.migrate(:up) } + assert_equal 1, @connection.foreign_keys("classes_s").size + ensure + silence_stream($stdout) { migration.migrate(:down) } + ActiveRecord::Base.table_name_suffix = nil + end + end end end diff --git a/activerecord/test/cases/migration/helper.rb b/activerecord/test/cases/migration/helper.rb index 5bc0898f33..ad85684c0b 100644 --- a/activerecord/test/cases/migration/helper.rb +++ b/activerecord/test/cases/migration/helper.rb @@ -28,7 +28,7 @@ module ActiveRecord super TestModel.reset_table_name TestModel.reset_sequence_name - connection.drop_table :test_models rescue nil + connection.drop_table :test_models, if_exists: true end private diff --git a/activerecord/test/cases/migration/index_test.rb b/activerecord/test/cases/migration/index_test.rb index b23b9a679f..5abd37bfa2 100644 --- a/activerecord/test/cases/migration/index_test.rb +++ b/activerecord/test/cases/migration/index_test.rb @@ -130,7 +130,17 @@ module ActiveRecord def test_named_index_exists connection.add_index :testings, :foo, :name => "custom_index_name" + assert connection.index_exists?(:testings, :foo) assert connection.index_exists?(:testings, :foo, :name => "custom_index_name") + assert !connection.index_exists?(:testings, :foo, :name => "other_index_name") + end + + def test_remove_named_index + connection.add_index :testings, :foo, :name => "custom_index_name" + + assert connection.index_exists?(:testings, :foo) + connection.remove_index :testings, :foo + assert !connection.index_exists?(:testings, :foo) end def test_add_index_attribute_length_limit @@ -176,7 +186,7 @@ module ActiveRecord connection.remove_index("testings", :name => "named_admin") # Selected adapters support index sort order - if current_adapter?(:SQLite3Adapter, :MysqlAdapter, :Mysql2Adapter, :PostgreSQLAdapter) + if current_adapter?(:SQLite3Adapter, :Mysql2Adapter, :PostgreSQLAdapter) connection.add_index("testings", ["last_name"], :order => {:last_name => :desc}) connection.remove_index("testings", ["last_name"]) connection.add_index("testings", ["last_name", "first_name"], :order => {:last_name => :desc}) diff --git a/activerecord/test/cases/migration/pending_migrations_test.rb b/activerecord/test/cases/migration/pending_migrations_test.rb index 7afac83bd2..4f5589f32a 100644 --- a/activerecord/test/cases/migration/pending_migrations_test.rb +++ b/activerecord/test/cases/migration/pending_migrations_test.rb @@ -1,5 +1,4 @@ require 'cases/helper' -require "minitest/mock" module ActiveRecord class Migration diff --git a/activerecord/test/cases/migration/references_foreign_key_test.rb b/activerecord/test/cases/migration/references_foreign_key_test.rb index 1594f99852..edbc8abe4d 100644 --- a/activerecord/test/cases/migration/references_foreign_key_test.rb +++ b/activerecord/test/cases/migration/references_foreign_key_test.rb @@ -32,6 +32,14 @@ module ActiveRecord assert_equal [], @connection.foreign_keys("testings") end + test "foreign keys can be created in one query" do + assert_queries(1) do + @connection.create_table :testings do |t| + t.references :testing_parent, foreign_key: true + end + end + end + test "options hash can be passed" do @connection.change_table :testing_parents do |t| t.integer :other_id @@ -45,6 +53,15 @@ module ActiveRecord assert_equal "other_id", fk.primary_key end + test "to_table option can be passed" do + @connection.create_table :testings do |t| + t.references :parent, foreign_key: { to_table: :testing_parents } + end + fks = @connection.foreign_keys("testings") + assert_equal([["testings", "testing_parents", "parent_id"]], + fks.map {|fk| [fk.from_table, fk.to_table, fk.column] }) + end + test "foreign keys cannot be added to polymorphic relations when creating the table" do @connection.create_table :testings do |t| assert_raises(ArgumentError) do @@ -147,7 +164,7 @@ class ReferencesWithoutForeignKeySupportTest < ActiveRecord::TestCase t.references :testing_parent, foreign_key: true end - assert_includes @connection.tables, "testings" + assert_includes @connection.data_sources, "testings" end end end diff --git a/activerecord/test/cases/migration/rename_table_test.rb b/activerecord/test/cases/migration/rename_table_test.rb index 6d742d3f2f..b926a92849 100644 --- a/activerecord/test/cases/migration/rename_table_test.rb +++ b/activerecord/test/cases/migration/rename_table_test.rb @@ -15,7 +15,7 @@ module ActiveRecord end def teardown - rename_table :octopi, :test_models if connection.table_exists? :octopi + ActiveSupport::Deprecation.silence { rename_table :octopi, :test_models if connection.table_exists? :octopi } super end @@ -80,12 +80,10 @@ module ActiveRecord end def test_renaming_table_doesnt_attempt_to_rename_non_existent_sequences - enable_extension!('uuid-ossp', connection) connection.create_table :cats, id: :uuid assert_nothing_raised { rename_table :cats, :felines } - assert connection.table_exists? :felines + ActiveSupport::Deprecation.silence { assert connection.table_exists? :felines } ensure - disable_extension!('uuid-ossp', connection) connection.drop_table :cats, if_exists: true connection.drop_table :felines, if_exists: true end diff --git a/activerecord/test/cases/migration_test.rb b/activerecord/test/cases/migration_test.rb index b2f209fe97..f51e366b1d 100644 --- a/activerecord/test/cases/migration_test.rb +++ b/activerecord/test/cases/migration_test.rb @@ -1,6 +1,7 @@ -require "cases/helper" -require "cases/migration/helper" +require 'cases/helper' +require 'cases/migration/helper' require 'bigdecimal/util' +require 'concurrent/atomic/count_down_latch' require 'models/person' require 'models/topic' @@ -75,15 +76,13 @@ class MigrationTest < ActiveRecord::TestCase ActiveRecord::Migrator.up(migrations_path) assert_equal 3, ActiveRecord::Migrator.current_version - assert_equal 3, ActiveRecord::Migrator.last_version assert_equal false, ActiveRecord::Migrator.needs_migration? ActiveRecord::Migrator.down(MIGRATIONS_ROOT + "/valid") assert_equal 0, ActiveRecord::Migrator.current_version - assert_equal 3, ActiveRecord::Migrator.last_version assert_equal true, ActiveRecord::Migrator.needs_migration? - ActiveRecord::SchemaMigration.create!(:version => ActiveRecord::Migrator.last_version) + ActiveRecord::SchemaMigration.create!(version: 3) assert_equal true, ActiveRecord::Migrator.needs_migration? ensure ActiveRecord::Migrator.migrations_paths = old_path @@ -115,7 +114,7 @@ class MigrationTest < ActiveRecord::TestCase end def test_migration_version - ActiveRecord::Migrator.run(:up, MIGRATIONS_ROOT + "/version_check", 20131219224947) + assert_nothing_raised { ActiveRecord::Migrator.run(:up, MIGRATIONS_ROOT + "/version_check", 20131219224947) } end def test_create_table_with_force_true_does_not_drop_nonexisting_table @@ -132,17 +131,13 @@ class MigrationTest < ActiveRecord::TestCase Person.connection.drop_table :testings2, if_exists: true end - def connection - ActiveRecord::Base.connection - end - def test_migration_instance_has_connection - migration = Class.new(ActiveRecord::Migration).new - assert_equal connection, migration.connection + migration = Class.new(ActiveRecord::Migration::Current).new + assert_equal ActiveRecord::Base.connection, migration.connection end def test_method_missing_delegates_to_connection - migration = Class.new(ActiveRecord::Migration) { + migration = Class.new(ActiveRecord::Migration::Current) { def connection Class.new { def create_table; "hi mom!"; end @@ -231,7 +226,7 @@ class MigrationTest < ActiveRecord::TestCase assert_raise(ActiveRecord::StatementInvalid) { Reminder.first } end - class MockMigration < ActiveRecord::Migration + class MockMigration < ActiveRecord::Migration::Current attr_reader :went_up, :went_down def initialize @went_up = false @@ -273,7 +268,7 @@ class MigrationTest < ActiveRecord::TestCase def test_migrator_one_up_with_exception_and_rollback assert_no_column Person, :last_name - migration = Class.new(ActiveRecord::Migration) { + migration = Class.new(ActiveRecord::Migration::Current) { def version; 100 end def migrate(x) add_column "people", "last_name", :string @@ -294,7 +289,7 @@ class MigrationTest < ActiveRecord::TestCase def test_migrator_one_up_with_exception_and_rollback_using_run assert_no_column Person, :last_name - migration = Class.new(ActiveRecord::Migration) { + migration = Class.new(ActiveRecord::Migration::Current) { def version; 100 end def migrate(x) add_column "people", "last_name", :string @@ -306,7 +301,7 @@ class MigrationTest < ActiveRecord::TestCase e = assert_raise(StandardError) { migrator.run } - assert_equal "An error has occurred, this migration was canceled:\n\nSomething broke", e.message + assert_equal "An error has occurred, this and all later migrations canceled:\n\nSomething broke", e.message assert_no_column Person, :last_name, "On error, the Migrator should revert schema changes but it did not." @@ -315,7 +310,7 @@ class MigrationTest < ActiveRecord::TestCase def test_migration_without_transaction assert_no_column Person, :last_name - migration = Class.new(ActiveRecord::Migration) { + migration = Class.new(ActiveRecord::Migration::Current) { self.disable_ddl_transaction! def version; 101 end @@ -359,6 +354,78 @@ class MigrationTest < ActiveRecord::TestCase Reminder.reset_table_name end + def test_internal_metadata_table_name + original_internal_metadata_table_name = ActiveRecord::Base.internal_metadata_table_name + + assert_equal "active_record_internal_metadatas", ActiveRecord::InternalMetadata.table_name + ActiveRecord::Base.table_name_prefix = "prefix_" + ActiveRecord::Base.table_name_suffix = "_suffix" + Reminder.reset_table_name + assert_equal "prefix_active_record_internal_metadatas_suffix", ActiveRecord::InternalMetadata.table_name + ActiveRecord::Base.internal_metadata_table_name = "changed" + Reminder.reset_table_name + assert_equal "prefix_changed_suffix", ActiveRecord::InternalMetadata.table_name + ActiveRecord::Base.table_name_prefix = "" + ActiveRecord::Base.table_name_suffix = "" + Reminder.reset_table_name + assert_equal "changed", ActiveRecord::InternalMetadata.table_name + ensure + ActiveRecord::Base.internal_metadata_table_name = original_internal_metadata_table_name + Reminder.reset_table_name + end + + def test_internal_metadata_stores_environment + current_env = ActiveRecord::ConnectionHandling::DEFAULT_ENV.call + migrations_path = MIGRATIONS_ROOT + "/valid" + old_path = ActiveRecord::Migrator.migrations_paths + ActiveRecord::Migrator.migrations_paths = migrations_path + + ActiveRecord::Migrator.up(migrations_path) + assert_equal current_env, ActiveRecord::InternalMetadata[:environment] + + original_rails_env = ENV["RAILS_ENV"] + original_rack_env = ENV["RACK_ENV"] + ENV["RAILS_ENV"] = ENV["RACK_ENV"] = "foofoo" + new_env = ActiveRecord::ConnectionHandling::DEFAULT_ENV.call + + refute_equal current_env, new_env + + sleep 1 # mysql by default does not store fractional seconds in the database + ActiveRecord::Migrator.up(migrations_path) + assert_equal new_env, ActiveRecord::InternalMetadata[:environment] + ensure + ActiveRecord::Migrator.migrations_paths = old_path + ENV["RAILS_ENV"] = original_rails_env + ENV["RACK_ENV"] = original_rack_env + end + + + def test_migration_sets_internal_metadata_even_when_fully_migrated + current_env = ActiveRecord::ConnectionHandling::DEFAULT_ENV.call + migrations_path = MIGRATIONS_ROOT + "/valid" + old_path = ActiveRecord::Migrator.migrations_paths + ActiveRecord::Migrator.migrations_paths = migrations_path + + ActiveRecord::Migrator.up(migrations_path) + assert_equal current_env, ActiveRecord::InternalMetadata[:environment] + + original_rails_env = ENV["RAILS_ENV"] + original_rack_env = ENV["RACK_ENV"] + ENV["RAILS_ENV"] = ENV["RACK_ENV"] = "foofoo" + new_env = ActiveRecord::ConnectionHandling::DEFAULT_ENV.call + + refute_equal current_env, new_env + + sleep 1 # mysql by default does not store fractional seconds in the database + + ActiveRecord::Migrator.up(migrations_path) + assert_equal new_env, ActiveRecord::InternalMetadata[:environment] + ensure + ActiveRecord::Migrator.migrations_paths = old_path + ENV["RAILS_ENV"] = original_rails_env + ENV["RACK_ENV"] = original_rack_env + end + def test_proper_table_name_on_migration reminder_class = new_isolated_reminder_class migration = ActiveRecord::Migration.new @@ -505,7 +572,7 @@ class MigrationTest < ActiveRecord::TestCase end end - if current_adapter?(:MysqlAdapter, :Mysql2Adapter, :PostgreSQLAdapter) + if current_adapter?(:Mysql2Adapter, :PostgreSQLAdapter) def test_out_of_range_limit_should_raise Person.connection.drop_table :test_limits rescue nil e = assert_raise(ActiveRecord::ActiveRecordError, "integer limit didn't raise") do @@ -528,6 +595,78 @@ class MigrationTest < ActiveRecord::TestCase end end + if ActiveRecord::Base.connection.supports_advisory_locks? + def test_migrator_generates_valid_lock_id + migration = Class.new(ActiveRecord::Migration::Current).new + migrator = ActiveRecord::Migrator.new(:up, [migration], 100) + + lock_id = migrator.send(:generate_migrator_advisory_lock_id) + + assert ActiveRecord::Base.connection.get_advisory_lock(lock_id), + "the Migrator should have generated a valid lock id, but it didn't" + assert ActiveRecord::Base.connection.release_advisory_lock(lock_id), + "the Migrator should have generated a valid lock id, but it didn't" + end + + def test_generate_migrator_advisory_lock_id + # It is important we are consistent with how we generate this so that + # exclusive locking works across migrator versions + migration = Class.new(ActiveRecord::Migration::Current).new + migrator = ActiveRecord::Migrator.new(:up, [migration], 100) + + lock_id = migrator.send(:generate_migrator_advisory_lock_id) + + current_database = ActiveRecord::Base.connection.current_database + salt = ActiveRecord::Migrator::MIGRATOR_SALT + expected_id = Zlib.crc32(current_database) * salt + + assert lock_id == expected_id, "expected lock id generated by the migrator to be #{expected_id}, but it was #{lock_id} instead" + assert lock_id.bit_length <= 63, "lock id must be a signed integer of max 63 bits magnitude" + end + + def test_migrator_one_up_with_unavailable_lock + assert_no_column Person, :last_name + + migration = Class.new(ActiveRecord::Migration::Current) { + def version; 100 end + def migrate(x) + add_column "people", "last_name", :string + end + }.new + + migrator = ActiveRecord::Migrator.new(:up, [migration], 100) + lock_id = migrator.send(:generate_migrator_advisory_lock_id) + + with_another_process_holding_lock(lock_id) do + assert_raise(ActiveRecord::ConcurrentMigrationError) { migrator.migrate } + end + + assert_no_column Person, :last_name, + "without an advisory lock, the Migrator should not make any changes, but it did." + end + + def test_migrator_one_up_with_unavailable_lock_using_run + assert_no_column Person, :last_name + + migration = Class.new(ActiveRecord::Migration::Current) { + def version; 100 end + def migrate(x) + add_column "people", "last_name", :string + end + }.new + + migrator = ActiveRecord::Migrator.new(:up, [migration], 100) + lock_id = migrator.send(:generate_migrator_advisory_lock_id) + + with_another_process_holding_lock(lock_id) do + assert_raise(ActiveRecord::ConcurrentMigrationError) { migrator.run } + end + + assert_no_column Person, :last_name, + "without an advisory lock, the Migrator should not make any changes, but it did." + end + end + protected # This is needed to isolate class_attribute assignments like `table_name_prefix` # for each test case. @@ -537,6 +676,30 @@ class MigrationTest < ActiveRecord::TestCase def self.base_class; self; end } end + + def with_another_process_holding_lock(lock_id) + thread_lock = Concurrent::CountDownLatch.new + test_terminated = Concurrent::CountDownLatch.new + + other_process = Thread.new do + begin + conn = ActiveRecord::Base.connection_pool.checkout + conn.get_advisory_lock(lock_id) + thread_lock.count_down + test_terminated.wait # hold the lock open until we tested everything + ensure + conn.release_advisory_lock(lock_id) + ActiveRecord::Base.connection_pool.checkin(conn) + end + end + + thread_lock.wait # wait until the 'other process' has the lock + + yield + + test_terminated.count_down + other_process.join + end end class ReservedWordsMigrationTest < ActiveRecord::TestCase diff --git a/activerecord/test/cases/migrator_test.rb b/activerecord/test/cases/migrator_test.rb index 2ff6938e7b..86eca53141 100644 --- a/activerecord/test/cases/migrator_test.rb +++ b/activerecord/test/cases/migrator_test.rb @@ -6,7 +6,7 @@ class MigratorTest < ActiveRecord::TestCase # Use this class to sense if migrations have gone # up or down. - class Sensor < ActiveRecord::Migration + class Sensor < ActiveRecord::Migration::Current attr_reader :went_up, :went_down def initialize name = self.class.name, version = nil @@ -313,9 +313,9 @@ class MigratorTest < ActiveRecord::TestCase _, migrator = migrator_class(3) ActiveRecord::Base.connection.drop_table "schema_migrations", if_exists: true - assert_not ActiveRecord::Base.connection.table_exists?('schema_migrations') + ActiveSupport::Deprecation.silence { assert_not ActiveRecord::Base.connection.table_exists?('schema_migrations') } migrator.migrate("valid", 1) - assert ActiveRecord::Base.connection.table_exists?('schema_migrations') + ActiveSupport::Deprecation.silence { assert ActiveRecord::Base.connection.table_exists?('schema_migrations') } end def test_migrator_forward diff --git a/activerecord/test/cases/nested_attributes_test.rb b/activerecord/test/cases/nested_attributes_test.rb index 6b4addd52f..0b700afcb4 100644 --- a/activerecord/test/cases/nested_attributes_test.rb +++ b/activerecord/test/cases/nested_attributes_test.rb @@ -273,10 +273,11 @@ class TestNestedAttributesOnAHasOneAssociation < ActiveRecord::TestCase end def test_should_modify_an_existing_record_if_there_is_a_matching_composite_id - @ship.stubs(:id).returns('ABC1X') - @pirate.ship_attributes = { :id => @ship.id, :name => 'Davy Jones Gold Dagger' } + @ship.stub(:id, 'ABC1X') do + @pirate.ship_attributes = { :id => @ship.id, :name => 'Davy Jones Gold Dagger' } - assert_equal 'Davy Jones Gold Dagger', @pirate.ship.name + assert_equal 'Davy Jones Gold Dagger', @pirate.ship.name + end end def test_should_destroy_an_existing_record_if_there_is_a_matching_id_and_destroy_is_truthy @@ -457,10 +458,11 @@ class TestNestedAttributesOnABelongsToAssociation < ActiveRecord::TestCase end def test_should_modify_an_existing_record_if_there_is_a_matching_composite_id - @pirate.stubs(:id).returns('ABC1X') - @ship.pirate_attributes = { :id => @pirate.id, :catchphrase => 'Arr' } + @pirate.stub(:id, 'ABC1X') do + @ship.pirate_attributes = { :id => @pirate.id, :catchphrase => 'Arr' } - assert_equal 'Arr', @ship.pirate.catchphrase + assert_equal 'Arr', @ship.pirate.catchphrase + end end def test_should_destroy_an_existing_record_if_there_is_a_matching_id_and_destroy_is_truthy @@ -638,17 +640,19 @@ module NestedAttributesOnACollectionAssociationTests end def test_should_take_a_hash_with_composite_id_keys_and_assign_the_attributes_to_the_associated_models - @child_1.stubs(:id).returns('ABC1X') - @child_2.stubs(:id).returns('ABC2X') - - @pirate.attributes = { - association_getter => [ - { :id => @child_1.id, :name => 'Grace OMalley' }, - { :id => @child_2.id, :name => 'Privateers Greed' } - ] - } + @child_1.stub(:id, 'ABC1X') do + @child_2.stub(:id, 'ABC2X') do + + @pirate.attributes = { + association_getter => [ + { :id => @child_1.id, :name => 'Grace OMalley' }, + { :id => @child_2.id, :name => 'Privateers Greed' } + ] + } - assert_equal ['Grace OMalley', 'Privateers Greed'], [@child_1.name, @child_2.name] + assert_equal ['Grace OMalley', 'Privateers Greed'], [@child_1.name, @child_2.name] + end + end end def test_should_raise_RecordNotFound_if_an_id_is_given_but_doesnt_return_a_record @@ -658,6 +662,16 @@ module NestedAttributesOnACollectionAssociationTests assert_equal "Couldn't find #{@child_1.class.name} with ID=1234567890 for Pirate with ID=#{@pirate.id}", exception.message end + def test_should_raise_RecordNotFound_if_an_id_belonging_to_a_different_record_is_given + other_pirate = Pirate.create! catchphrase: 'Ahoy!' + other_child = other_pirate.send(@association_name).create! name: 'Buccaneers Servant' + + exception = assert_raise ActiveRecord::RecordNotFound do + @pirate.attributes = { association_getter => [{ id: other_child.id }] } + end + assert_equal "Couldn't find #{@child_1.class.name} with ID=#{other_child.id} for Pirate with ID=#{@pirate.id}", exception.message + end + def test_should_automatically_build_new_associated_models_for_each_entry_in_a_hash_where_the_id_is_missing @pirate.send(@association_name).destroy_all @pirate.reload.attributes = { diff --git a/activerecord/test/cases/persistence_test.rb b/activerecord/test/cases/persistence_test.rb index 1e93e2a05c..af15e63d9c 100644 --- a/activerecord/test/cases/persistence_test.rb +++ b/activerecord/test/cases/persistence_test.rb @@ -17,7 +17,10 @@ require 'models/minivan' require 'models/owner' require 'models/person' require 'models/pet' +require 'models/ship' require 'models/toy' +require 'models/admin' +require 'models/admin/user' require 'rexml/document' class PersistenceTest < ActiveRecord::TestCase @@ -119,13 +122,22 @@ class PersistenceTest < ActiveRecord::TestCase assert_equal 59, accounts(:signals37, :reload).credit_limit end + def test_increment_updates_counter_in_db_using_offset + a1 = accounts(:signals37) + initial_credit = a1.credit_limit + a2 = Account.find(accounts(:signals37).id) + a1.increment!(:credit_limit) + a2.increment!(:credit_limit) + assert_equal initial_credit + 2, a1.reload.credit_limit + end + def test_destroy_all conditions = "author_name = 'Mary'" topics_by_mary = Topic.all.merge!(:where => conditions, :order => 'id').to_a assert ! topics_by_mary.empty? assert_difference('Topic.count', -topics_by_mary.size) do - destroyed = Topic.destroy_all(conditions).sort_by(&:id) + destroyed = Topic.where(conditions).destroy_all.sort_by(&:id) assert_equal topics_by_mary, destroyed assert destroyed.all?(&:frozen?), "destroyed topics should be frozen" end @@ -151,7 +163,24 @@ class PersistenceTest < ActiveRecord::TestCase assert !company.valid? original_errors = company.errors client = company.becomes(Client) - assert_equal original_errors, client.errors + assert_equal original_errors.keys, client.errors.keys + end + + def test_becomes_errors_base + child_class = Class.new(Admin::User) do + store_accessor :settings, :foo + + def self.name; 'Admin::ChildUser'; end + end + + admin = Admin::User.new + admin.errors.add :token, :invalid + child = admin.becomes(child_class) + + assert_equal [:token], child.errors.keys + assert_nothing_raised do + child.errors.add :foo, :invalid + end end def test_dupd_becomes_persists_changes_from_the_original @@ -734,9 +763,10 @@ class PersistenceTest < ActiveRecord::TestCase assert !topic.approved? assert_equal "The First Topic", topic.title - assert_raise(ActiveRecord::RecordNotUnique, ActiveRecord::StatementInvalid) do + error = assert_raise(ActiveRecord::RecordNotUnique, ActiveRecord::StatementInvalid) do topic.update_attributes(id: 3, title: "Hm is it possible?") end + assert_not_nil error.cause assert_not_equal "Hm is it possible?", Topic.find(3).title topic.update_attributes(id: 1234) @@ -897,6 +927,33 @@ class PersistenceTest < ActiveRecord::TestCase assert_not post.new_record? end + def test_reload_via_querycache + ActiveRecord::Base.connection.enable_query_cache! + ActiveRecord::Base.connection.clear_query_cache + assert ActiveRecord::Base.connection.query_cache_enabled, 'cache should be on' + parrot = Parrot.create(:name => 'Shane') + + # populate the cache with the SELECT result + found_parrot = Parrot.find(parrot.id) + assert_equal parrot.id, found_parrot.id + + # Manually update the 'name' attribute in the DB directly + assert_equal 1, ActiveRecord::Base.connection.query_cache.length + ActiveRecord::Base.uncached do + found_parrot.name = 'Mary' + found_parrot.save + end + + # Now reload, and verify that it gets the DB version, and not the querycache version + found_parrot.reload + assert_equal 'Mary', found_parrot.name + + found_parrot = Parrot.find(parrot.id) + assert_equal 'Mary', found_parrot.name + ensure + ActiveRecord::Base.connection.disable_query_cache! + end + class SaveTest < ActiveRecord::TestCase self.use_transactional_tests = false @@ -928,4 +985,17 @@ class PersistenceTest < ActiveRecord::TestCase widget.reset_column_information end end + + def test_reset_column_information_resets_children + child = Class.new(Topic) + child.new # force schema to load + + ActiveRecord::Base.connection.add_column(:topics, :foo, :string) + Topic.reset_column_information + + assert_equal "bar", child.new(foo: :bar).foo + ensure + ActiveRecord::Base.connection.remove_column(:topics, :foo) + Topic.reset_column_information + end end diff --git a/activerecord/test/cases/pooled_connections_test.rb b/activerecord/test/cases/pooled_connections_test.rb index daa3271777..bca50dd008 100644 --- a/activerecord/test/cases/pooled_connections_test.rb +++ b/activerecord/test/cases/pooled_connections_test.rb @@ -44,7 +44,7 @@ class PooledConnectionsTest < ActiveRecord::TestCase conn = ActiveRecord::Base.connection_pool.checkout ActiveRecord::Base.connection_pool.checkin conn @connection_count += 1 - ActiveRecord::Base.connection.tables + ActiveRecord::Base.connection.data_sources rescue ActiveRecord::ConnectionTimeoutError @timed_out += 1 end diff --git a/activerecord/test/cases/primary_keys_test.rb b/activerecord/test/cases/primary_keys_test.rb index b8433f0bba..7e18313c00 100644 --- a/activerecord/test/cases/primary_keys_test.rb +++ b/activerecord/test/cases/primary_keys_test.rb @@ -182,6 +182,12 @@ class PrimaryKeysTest < ActiveRecord::TestCase assert_equal "nextval('\"mixed_case_monkeys_monkeyID_seq\"'::regclass)", column.default_function assert column.serial? end + + def test_serial_with_unquoted_sequence_name + column = Topic.columns_hash[Topic.primary_key] + assert_equal "nextval('topics_id_seq'::regclass)", column.default_function + assert column.serial? + end end end @@ -218,7 +224,7 @@ class PrimaryKeyAnyTypeTest < ActiveRecord::TestCase end teardown do - @connection.drop_table(:barcodes) if @connection.table_exists? :barcodes + @connection.drop_table(:barcodes, if_exists: true) end def test_any_type_primary_key @@ -235,7 +241,34 @@ class PrimaryKeyAnyTypeTest < ActiveRecord::TestCase end end -if current_adapter?(:MysqlAdapter, :Mysql2Adapter) +class CompositePrimaryKeyTest < ActiveRecord::TestCase + include SchemaDumpingHelper + + self.use_transactional_tests = false + + def setup + @connection = ActiveRecord::Base.connection + @connection.create_table(:barcodes, primary_key: ["region", "code"], force: true) do |t| + t.string :region + t.integer :code + end + end + + def teardown + @connection.drop_table(:barcodes, if_exists: true) + end + + def test_composite_primary_key + assert_equal ["region", "code"], @connection.primary_keys("barcodes") + end + + def test_collectly_dump_composite_primary_key + schema = dump_table_schema "barcodes" + assert_match %r{create_table "barcodes", primary_key: \["region", "code"\]}, schema + end +end + +if current_adapter?(:Mysql2Adapter) class PrimaryKeyWithAnsiQuotesTest < ActiveRecord::TestCase self.use_transactional_tests = false @@ -247,9 +280,35 @@ if current_adapter?(:MysqlAdapter, :Mysql2Adapter) con.reconnect! end end + + class PrimaryKeyBigintNilDefaultTest < ActiveRecord::TestCase + include SchemaDumpingHelper + + self.use_transactional_tests = false + + def setup + @connection = ActiveRecord::Base.connection + @connection.create_table(:bigint_defaults, id: :bigint, default: nil, force: true) + end + + def teardown + @connection.drop_table :bigint_defaults, if_exists: true + end + + test "primary key with bigint allows default override via nil" do + column = @connection.columns(:bigint_defaults).find { |c| c.name == 'id' } + assert column.bigint? + assert_not column.auto_increment? + end + + test "schema dump primary key with bigint default nil" do + schema = dump_table_schema "bigint_defaults" + assert_match %r{create_table "bigint_defaults", id: :bigint, default: nil}, schema + end + end end -if current_adapter?(:PostgreSQLAdapter, :MysqlAdapter, :Mysql2Adapter) +if current_adapter?(:PostgreSQLAdapter, :Mysql2Adapter) class PrimaryKeyBigSerialTest < ActiveRecord::TestCase include SchemaDumpingHelper @@ -292,13 +351,14 @@ if current_adapter?(:PostgreSQLAdapter, :MysqlAdapter, :Mysql2Adapter) end end - if current_adapter?(:MysqlAdapter, :Mysql2Adapter) + if current_adapter?(:Mysql2Adapter) test "primary key column type with options" do - @connection.create_table(:widgets, id: :primary_key, limit: 8, force: true) + @connection.create_table(:widgets, id: :primary_key, limit: 8, unsigned: true, force: true) column = @connection.columns(:widgets).find { |c| c.name == 'id' } assert column.auto_increment? assert_equal :integer, column.type assert_equal 8, column.limit + assert column.unsigned? end end end diff --git a/activerecord/test/cases/query_cache_test.rb b/activerecord/test/cases/query_cache_test.rb index 2f0b5df286..d84653e4c9 100644 --- a/activerecord/test/cases/query_cache_test.rb +++ b/activerecord/test/cases/query_cache_test.rb @@ -262,61 +262,66 @@ class QueryCacheExpiryTest < ActiveRecord::TestCase end def test_find - Task.connection.expects(:clear_query_cache).times(1) + assert_called(Task.connection, :clear_query_cache) do + assert !Task.connection.query_cache_enabled + Task.cache do + assert Task.connection.query_cache_enabled + Task.find(1) - assert !Task.connection.query_cache_enabled - Task.cache do - assert Task.connection.query_cache_enabled - Task.find(1) + Task.uncached do + assert !Task.connection.query_cache_enabled + Task.find(1) + end - Task.uncached do - assert !Task.connection.query_cache_enabled - Task.find(1) + assert Task.connection.query_cache_enabled end - - assert Task.connection.query_cache_enabled + assert !Task.connection.query_cache_enabled end - assert !Task.connection.query_cache_enabled end def test_update - Task.connection.expects(:clear_query_cache).times(2) - Task.cache do - task = Task.find(1) - task.starting = Time.now.utc - task.save! + assert_called(Task.connection, :clear_query_cache, times: 2) do + Task.cache do + task = Task.find(1) + task.starting = Time.now.utc + task.save! + end end end def test_destroy - Task.connection.expects(:clear_query_cache).times(2) - Task.cache do - Task.find(1).destroy + assert_called(Task.connection, :clear_query_cache, times: 2) do + Task.cache do + Task.find(1).destroy + end end end def test_insert - ActiveRecord::Base.connection.expects(:clear_query_cache).times(2) - Task.cache do - Task.create! + assert_called(ActiveRecord::Base.connection, :clear_query_cache, times: 2) do + Task.cache do + Task.create! + end end end def test_cache_is_expired_by_habtm_update - ActiveRecord::Base.connection.expects(:clear_query_cache).times(2) - ActiveRecord::Base.cache do - c = Category.first - p = Post.first - p.categories << c + assert_called(ActiveRecord::Base.connection, :clear_query_cache, times: 2) do + ActiveRecord::Base.cache do + c = Category.first + p = Post.first + p.categories << c + end end end def test_cache_is_expired_by_habtm_delete - ActiveRecord::Base.connection.expects(:clear_query_cache).times(2) - ActiveRecord::Base.cache do - p = Post.find(1) - assert p.categories.any? - p.categories.delete_all + assert_called(ActiveRecord::Base.connection, :clear_query_cache, times: 2) do + ActiveRecord::Base.cache do + p = Post.find(1) + assert p.categories.any? + p.categories.delete_all + end end end end diff --git a/activerecord/test/cases/readonly_test.rb b/activerecord/test/cases/readonly_test.rb index 1c919f0b57..5f6eb41240 100644 --- a/activerecord/test/cases/readonly_test.rb +++ b/activerecord/test/cases/readonly_test.rb @@ -7,6 +7,7 @@ require 'models/computer' require 'models/project' require 'models/reader' require 'models/person' +require 'models/ship' class ReadOnlyTest < ActiveRecord::TestCase fixtures :authors, :posts, :comments, :developers, :projects, :developers_projects, :people, :readers diff --git a/activerecord/test/cases/reflection_test.rb b/activerecord/test/cases/reflection_test.rb index 7b47c80331..9c04a41e69 100644 --- a/activerecord/test/cases/reflection_test.rb +++ b/activerecord/test/cases/reflection_test.rb @@ -393,12 +393,14 @@ class ReflectionTest < ActiveRecord::TestCase product = Struct.new(:table_name, :pluralize_table_names).new('products', true) reflection = ActiveRecord::Reflection.create(:has_many, :categories, nil, {}, product) - reflection.stubs(:klass).returns(category) - assert_equal 'categories_products', reflection.join_table + reflection.stub(:klass, category) do + assert_equal 'categories_products', reflection.join_table + end reflection = ActiveRecord::Reflection.create(:has_many, :products, nil, {}, category) - reflection.stubs(:klass).returns(product) - assert_equal 'categories_products', reflection.join_table + reflection.stub(:klass, product) do + assert_equal 'categories_products', reflection.join_table + end end def test_join_table_with_common_prefix @@ -406,12 +408,14 @@ class ReflectionTest < ActiveRecord::TestCase product = Struct.new(:table_name, :pluralize_table_names).new('catalog_products', true) reflection = ActiveRecord::Reflection.create(:has_many, :categories, nil, {}, product) - reflection.stubs(:klass).returns(category) - assert_equal 'catalog_categories_products', reflection.join_table + reflection.stub(:klass, category) do + assert_equal 'catalog_categories_products', reflection.join_table + end reflection = ActiveRecord::Reflection.create(:has_many, :products, nil, {}, category) - reflection.stubs(:klass).returns(product) - assert_equal 'catalog_categories_products', reflection.join_table + reflection.stub(:klass, product) do + assert_equal 'catalog_categories_products', reflection.join_table + end end def test_join_table_with_different_prefix @@ -419,12 +423,14 @@ class ReflectionTest < ActiveRecord::TestCase page = Struct.new(:table_name, :pluralize_table_names).new('content_pages', true) reflection = ActiveRecord::Reflection.create(:has_many, :categories, nil, {}, page) - reflection.stubs(:klass).returns(category) - assert_equal 'catalog_categories_content_pages', reflection.join_table + reflection.stub(:klass, category) do + assert_equal 'catalog_categories_content_pages', reflection.join_table + end reflection = ActiveRecord::Reflection.create(:has_many, :pages, nil, {}, category) - reflection.stubs(:klass).returns(page) - assert_equal 'catalog_categories_content_pages', reflection.join_table + reflection.stub(:klass, page) do + assert_equal 'catalog_categories_content_pages', reflection.join_table + end end def test_join_table_can_be_overridden @@ -432,12 +438,14 @@ class ReflectionTest < ActiveRecord::TestCase product = Struct.new(:table_name, :pluralize_table_names).new('products', true) reflection = ActiveRecord::Reflection.create(:has_many, :categories, nil, { :join_table => 'product_categories' }, product) - reflection.stubs(:klass).returns(category) - assert_equal 'product_categories', reflection.join_table + reflection.stub(:klass, category) do + assert_equal 'product_categories', reflection.join_table + end reflection = ActiveRecord::Reflection.create(:has_many, :products, nil, { :join_table => 'product_categories' }, category) - reflection.stubs(:klass).returns(product) - assert_equal 'product_categories', reflection.join_table + reflection.stub(:klass, product) do + assert_equal 'product_categories', reflection.join_table + end end def test_includes_accepts_symbols diff --git a/activerecord/test/cases/relation/delegation_test.rb b/activerecord/test/cases/relation/delegation_test.rb index 29c9d0e2af..f0e07e0731 100644 --- a/activerecord/test/cases/relation/delegation_test.rb +++ b/activerecord/test/cases/relation/delegation_test.rb @@ -27,8 +27,8 @@ module ActiveRecord module DelegationWhitelistBlacklistTests ARRAY_DELEGATES = [ - :+, :-, :|, :&, :[], - :all?, :collect, :detect, :each, :each_cons, :each_with_index, + :+, :-, :|, :&, :[], :shuffle, + :all?, :collect, :compact, :detect, :each, :each_cons, :each_with_index, :exclude?, :find_all, :flat_map, :group_by, :include?, :length, :map, :none?, :one?, :partition, :reject, :reverse, :sample, :second, :sort, :sort_by, :third, @@ -40,12 +40,6 @@ module ActiveRecord assert_respond_to target, method end end - - ActiveRecord::Delegation::BLACKLISTED_ARRAY_METHODS.each do |method| - define_method "test_#{method}_is_not_delegated_to_Array" do - assert_raises(NoMethodError) { call_method(target, method) } - end - end end class DelegationAssociationTest < DelegationTest diff --git a/activerecord/test/cases/relation/merging_test.rb b/activerecord/test/cases/relation/merging_test.rb index 0a2e874e4f..60a806c05a 100644 --- a/activerecord/test/cases/relation/merging_test.rb +++ b/activerecord/test/cases/relation/merging_test.rb @@ -104,6 +104,13 @@ class RelationMergingTest < ActiveRecord::TestCase post = PostThatLoadsCommentsInAnAfterSaveHook.create!(title: "First Post", body: "Blah blah blah.") assert_equal "First comment!", post.comments.where(body: "First comment!").first_or_create.body end + + def test_merging_with_from_clause + relation = Post.all + assert relation.from_clause.empty? + relation = relation.merge(Post.from("posts")) + refute relation.from_clause.empty? + end end class MergingDifferentRelationsTest < ActiveRecord::TestCase diff --git a/activerecord/test/cases/relation/mutation_test.rb b/activerecord/test/cases/relation/mutation_test.rb index 45ead08bd5..d0f60a84b5 100644 --- a/activerecord/test/cases/relation/mutation_test.rb +++ b/activerecord/test/cases/relation/mutation_test.rb @@ -22,13 +22,17 @@ module ActiveRecord def sanitize_sql(sql) sql end + + def sanitize_sql_for_order(sql) + sql + end end def relation @relation ||= Relation.new FakeKlass.new('posts'), Post.arel_table, Post.predicate_builder end - (Relation::MULTI_VALUE_METHODS - [:references, :extending, :order, :unscope, :select]).each do |method| + (Relation::MULTI_VALUE_METHODS - [:references, :extending, :order, :unscope, :select, :left_joins]).each do |method| test "##{method}!" do assert relation.public_send("#{method}!", :foo).equal?(relation) assert_equal [:foo], relation.public_send("#{method}_values") @@ -55,9 +59,10 @@ module ActiveRecord test '#order! on non-string does not attempt regexp match for references' do obj = Object.new - obj.expects(:=~).never - assert relation.order!(obj) - assert_equal [obj], relation.order_values + assert_not_called(obj, :=~) do + assert relation.order!(obj) + assert_equal [obj], relation.order_values + end end test '#references!' do @@ -81,7 +86,7 @@ module ActiveRecord assert_equal [], relation.extending_values end - (Relation::SINGLE_VALUE_METHODS - [:lock, :reordering, :reverse_order, :create_with]).each do |method| + (Relation::SINGLE_VALUE_METHODS - [:lock, :reordering, :reverse_order, :create_with, :uniq]).each do |method| test "##{method}!" do assert relation.public_send("#{method}!", :foo).equal?(relation) assert_equal :foo, relation.public_send("#{method}_value") @@ -153,13 +158,22 @@ module ActiveRecord test 'distinct!' do relation.distinct! :foo assert_equal :foo, relation.distinct_value - assert_equal :foo, relation.uniq_value # deprecated access + + assert_deprecated do + assert_equal :foo, relation.uniq_value # deprecated access + end end test 'uniq! was replaced by distinct!' do - relation.uniq! :foo + assert_deprecated(/use distinct! instead/) do + relation.uniq! :foo + end + + assert_deprecated(/use distinct_value instead/) do + assert_equal :foo, relation.uniq_value # deprecated access + end + assert_equal :foo, relation.distinct_value - assert_equal :foo, relation.uniq_value # deprecated access end end end diff --git a/activerecord/test/cases/relation/or_test.rb b/activerecord/test/cases/relation/or_test.rb index 2006fc9611..28a0862f91 100644 --- a/activerecord/test/cases/relation/or_test.rb +++ b/activerecord/test/cases/relation/or_test.rb @@ -52,9 +52,11 @@ module ActiveRecord end def test_or_with_incompatible_relations - assert_raises ArgumentError do + error = assert_raises ArgumentError do Post.order('body asc').where('id = 1').or(Post.order('id desc').where(:id => [2, 3])).to_a end + + assert_equal "Relation passed to #or must be structurally compatible. Incompatible values: [:order]", error.message end def test_or_when_grouping diff --git a/activerecord/test/cases/relation/where_test.rb b/activerecord/test/cases/relation/where_test.rb index 6af31017d6..bc6378b90e 100644 --- a/activerecord/test/cases/relation/where_test.rb +++ b/activerecord/test/cases/relation/where_test.rb @@ -276,5 +276,35 @@ module ActiveRecord assert_equal essays(:david_modest_proposal), essay end + + def test_where_with_strong_parameters + protected_params = Class.new do + attr_reader :permitted + alias :permitted? :permitted + + def initialize(parameters) + @parameters = parameters + @permitted = false + end + + def to_h + @parameters + end + + def permit! + @permitted = true + self + end + end + + author = authors(:david) + params = protected_params.new(name: author.name) + assert_raises(ActiveModel::ForbiddenAttributesError) { Author.where(params) } + assert_equal author, Author.where(params.permit!).first + end + + def test_where_with_unsupported_arguments + assert_raises(ArgumentError) { Author.where(42) } + end end end diff --git a/activerecord/test/cases/relation_test.rb b/activerecord/test/cases/relation_test.rb index 9353be1ba7..03583344a8 100644 --- a/activerecord/test/cases/relation_test.rb +++ b/activerecord/test/cases/relation_test.rb @@ -20,6 +20,10 @@ module ActiveRecord def self.table_name 'fake_table' end + + def self.sanitize_sql_for_order(sql) + sql + end end def test_construction @@ -39,13 +43,17 @@ module ActiveRecord (Relation::SINGLE_VALUE_METHODS - [:create_with]).each do |method| assert_nil relation.send("#{method}_value"), method.to_s end - assert_equal({}, relation.create_with_value) + value = relation.create_with_value + assert_equal({}, value) + assert_predicate value, :frozen? end def test_multi_value_initialize relation = Relation.new(FakeKlass, :b, nil) Relation::MULTI_VALUE_METHODS.each do |method| - assert_equal [], relation.send("#{method}_values"), method.to_s + values = relation.send("#{method}_values") + assert_equal [], values, method.to_s + assert_predicate values, :frozen?, method.to_s end end @@ -57,9 +65,6 @@ module ActiveRecord def test_empty_where_values_hash relation = Relation.new(FakeKlass, :b, nil) assert_equal({}, relation.where_values_hash) - - relation.where! :hello - assert_equal({}, relation.where_values_hash) end def test_has_values @@ -76,7 +81,6 @@ module ActiveRecord def test_tree_is_not_traversed relation = Relation.new(Post, Post.arel_table, Post.predicate_builder) - # FIXME: Remove the Arel::Nodes::Quoted in Rails 5.1 left = relation.table[:id].eq(10) right = relation.table[:id].eq(10) combine = left.and right @@ -103,7 +107,6 @@ module ActiveRecord def test_create_with_value_with_wheres relation = Relation.new(Post, Post.arel_table, Post.predicate_builder) - # FIXME: Remove the Arel::Nodes::Quoted in Rails 5.1 relation.where! relation.table[:id].eq(10) relation.create_with_value = {:hello => 'world'} assert_equal({:hello => 'world', :id => 10}, relation.scope_for_create) @@ -114,7 +117,6 @@ module ActiveRecord relation = Relation.new(Post, Post.arel_table, Post.predicate_builder) assert_equal({}, relation.scope_for_create) - # FIXME: Remove the Arel::Nodes::Quoted in Rails 5.1 relation.where! relation.table[:id].eq(10) assert_equal({}, relation.scope_for_create) @@ -153,10 +155,10 @@ module ActiveRecord end test 'merging a hash into a relation' do - relation = Relation.new(FakeKlass, :b, nil) - relation = relation.merge where: :lol, readonly: true + relation = Relation.new(Post, Post.arel_table, Post.predicate_builder) + relation = relation.merge where: {name: :lol}, readonly: true - assert_equal Relation::WhereClause.new([:lol], []), relation.where_clause + assert_equal({"name"=>:lol}, relation.where_clause.to_h) assert_equal true, relation.readonly_value end @@ -185,7 +187,7 @@ module ActiveRecord end test '#values returns a dup of the values' do - relation = Relation.new(FakeKlass, :b, nil).where! :foo + relation = Relation.new(Post, Post.arel_table, Post.predicate_builder).where!(name: :foo) values = relation.values values[:where] = nil @@ -234,6 +236,13 @@ module ActiveRecord assert_equal 3, relation.where(id: post.id).pluck(:id).size end + def test_merge_raises_with_invalid_argument + assert_raises ArgumentError do + relation = Relation.new(FakeKlass, :b, nil) + relation.merge(true) + end + end + def test_respond_to_for_non_selected_element post = Post.select(:title).first assert_equal false, post.respond_to?(:body), "post should not respond_to?(:body) since invoking it raises exception" @@ -242,6 +251,24 @@ module ActiveRecord assert_equal false, post.respond_to?(:title), "post should not respond_to?(:body) since invoking it raises exception" end + def test_select_quotes_when_using_from_clause + skip_if_sqlite3_version_includes_quoting_bug + quoted_join = ActiveRecord::Base.connection.quote_table_name("join") + selected = Post.select(:join).from(Post.select("id as #{quoted_join}")).map(&:join) + assert_equal Post.pluck(:id), selected + end + + def test_selecting_aliased_attribute_quotes_column_name_when_from_is_used + skip_if_sqlite3_version_includes_quoting_bug + klass = Class.new(ActiveRecord::Base) do + self.table_name = :test_with_keyword_column_name + alias_attribute :description, :desc + end + klass.create!(description: "foo") + + assert_equal ["foo"], klass.select(:description).from(klass.all).map(&:desc) + end + def test_relation_merging_with_merged_joins_as_strings join_string = "LEFT OUTER JOIN #{Rating.quoted_table_name} ON #{SpecialComment.quoted_table_name}.id = #{Rating.quoted_table_name}.comment_id" special_comments_with_ratings = SpecialComment.joins join_string @@ -276,5 +303,26 @@ module ActiveRecord assert_equal "type cast from database", UpdateAllTestModel.first.body end + + private + + def skip_if_sqlite3_version_includes_quoting_bug + if sqlite3_version_includes_quoting_bug? + skip <<-ERROR.squish + You are using an outdated version of SQLite3 which has a bug in + quoted column names. Please update SQLite3 and rebuild the sqlite3 + ruby gem + ERROR + end + end + + def sqlite3_version_includes_quoting_bug? + if current_adapter?(:SQLite3Adapter) + selected_quoted_column_names = ActiveRecord::Base.connection.exec_query( + 'SELECT "join" FROM (SELECT id AS "join" FROM posts) subquery' + ).columns + ["join"] != selected_quoted_column_names + end + end end end diff --git a/activerecord/test/cases/relations_test.rb b/activerecord/test/cases/relations_test.rb index b8e2041b6d..0638edacbd 100644 --- a/activerecord/test/cases/relations_test.rb +++ b/activerecord/test/cases/relations_test.rb @@ -17,7 +17,8 @@ require 'models/tyre' require 'models/minivan' require 'models/aircraft' require "models/possession" - +require "models/reader" +require "models/categorization" class RelationTest < ActiveRecord::TestCase fixtures :authors, :topics, :entrants, :developers, :companies, :developers_projects, :accounts, :categories, :categorizations, :posts, :comments, @@ -110,15 +111,38 @@ class RelationTest < ActiveRecord::TestCase def test_loaded_first topics = Topic.all.order('id ASC') + topics.to_a # force load - assert_queries(1) do - topics.to_a # force load - 2.times { assert_equal "The First Topic", topics.first.title } + assert_no_queries do + assert_equal "The First Topic", topics.first.title end assert topics.loaded? end + def test_loaded_first_with_limit + topics = Topic.all.order('id ASC') + topics.to_a # force load + + assert_no_queries do + assert_equal ["The First Topic", + "The Second Topic of the day"], topics.first(2).map(&:title) + end + + assert topics.loaded? + end + + def test_first_get_more_than_available + topics = Topic.all.order('id ASC') + unloaded_first = topics.first(10) + topics.to_a # force load + + assert_no_queries do + loaded_first = topics.first(10) + assert_equal unloaded_first, loaded_first + end + end + def test_reload topics = Topic.all @@ -297,6 +321,11 @@ class RelationTest < ActiveRecord::TestCase assert_equal 3, tags.length end + def test_finding_with_sanitized_order + query = Tag.order(["field(id, ?)", [1,3,2]]).to_sql + assert_match(/field\(id, 1,3,2\)/, query) + end + def test_finding_with_order_limit_and_offset entrants = Entrant.order("id ASC").limit(2).offset(1) @@ -621,6 +650,51 @@ class RelationTest < ActiveRecord::TestCase assert_equal 1, query.to_a.size end + def test_preloading_with_associations_and_merges + post = Post.create! title: 'Uhuu', body: 'body' + reader = Reader.create! post_id: post.id, person_id: 1 + comment = Comment.create! post_id: post.id, body: 'body' + + assert !comment.respond_to?(:readers) + + post_rel = Post.preload(:readers).joins(:readers).where(title: 'Uhuu') + result_comment = Comment.joins(:post).merge(post_rel).to_a.first + assert_equal comment, result_comment + + assert_no_queries do + assert_equal post, result_comment.post + assert_equal [reader], result_comment.post.readers.to_a + end + + post_rel = Post.includes(:readers).where(title: 'Uhuu') + result_comment = Comment.joins(:post).merge(post_rel).first + assert_equal comment, result_comment + + assert_no_queries do + assert_equal post, result_comment.post + assert_equal [reader], result_comment.post.readers.to_a + end + end + + def test_preloading_with_associations_default_scopes_and_merges + post = Post.create! title: 'Uhuu', body: 'body' + reader = Reader.create! post_id: post.id, person_id: 1 + + post_rel = PostWithPreloadDefaultScope.preload(:readers).joins(:readers).where(title: 'Uhuu') + result_post = PostWithPreloadDefaultScope.all.merge(post_rel).to_a.first + + assert_no_queries do + assert_equal [reader], result_post.readers.to_a + end + + post_rel = PostWithIncludesDefaultScope.includes(:readers).where(title: 'Uhuu') + result_post = PostWithIncludesDefaultScope.all.merge(post_rel).to_a.first + + assert_no_queries do + assert_equal [reader], result_post.readers.to_a + end + end + def test_loading_with_one_association posts = Post.preload(:comments) post = posts.find { |p| p.id == 1 } @@ -868,6 +942,12 @@ class RelationTest < ActiveRecord::TestCase assert authors.exists?(authors(:david).id) end + def test_any_with_scope_on_hash_includes + post = authors(:david).posts.first + categories = Categorization.includes(author: :posts).where(posts: { id: post.id }) + assert categories.exists? + end + def test_last authors = Author.all assert_equal authors(:bob), authors.last @@ -886,6 +966,12 @@ class RelationTest < ActiveRecord::TestCase assert davids.loaded? end + def test_destroy_all_with_conditions_is_deprecated + assert_deprecated do + assert_difference('Author.count', -1) { Author.destroy_all(name: 'David') } + end + end + def test_delete_all davids = Author.where(:name => 'David') @@ -893,6 +979,12 @@ class RelationTest < ActiveRecord::TestCase assert ! davids.loaded? end + def test_delete_all_with_conditions_is_deprecated + assert_deprecated do + assert_difference('Author.count', -1) { Author.delete_all(name: 'David') } + end + end + def test_delete_all_loaded davids = Author.where(:name => 'David') @@ -908,7 +1000,7 @@ class RelationTest < ActiveRecord::TestCase def test_delete_all_with_unpermitted_relation_raises_error assert_raises(ActiveRecord::ActiveRecordError) { Author.limit(10).delete_all } - assert_raises(ActiveRecord::ActiveRecordError) { Author.uniq.delete_all } + assert_raises(ActiveRecord::ActiveRecordError) { Author.distinct.delete_all } assert_raises(ActiveRecord::ActiveRecordError) { Author.group(:name).delete_all } assert_raises(ActiveRecord::ActiveRecordError) { Author.having('SUM(id) < 3').delete_all } assert_raises(ActiveRecord::ActiveRecordError) { Author.offset(10).delete_all } @@ -1484,6 +1576,13 @@ class RelationTest < ActiveRecord::TestCase assert_equal 'David', topic2.reload.author_name end + def test_update_on_relation_passing_active_record_object_is_deprecated + topic = Topic.create!(title: 'Foo', author_name: nil) + assert_deprecated(/update/) do + Topic.where(id: topic.id).update(topic, title: 'Bar') + end + end + def test_distinct tag1 = Tag.create(:name => 'Foo') tag2 = Tag.create(:name => 'Foo') @@ -1493,14 +1592,17 @@ class RelationTest < ActiveRecord::TestCase assert_equal ['Foo', 'Foo'], query.map(&:name) assert_sql(/DISTINCT/) do assert_equal ['Foo'], query.distinct.map(&:name) - assert_equal ['Foo'], query.uniq.map(&:name) + assert_deprecated { assert_equal ['Foo'], query.uniq.map(&:name) } end assert_sql(/DISTINCT/) do assert_equal ['Foo'], query.distinct(true).map(&:name) - assert_equal ['Foo'], query.uniq(true).map(&:name) + assert_deprecated { assert_equal ['Foo'], query.uniq(true).map(&:name) } end assert_equal ['Foo', 'Foo'], query.distinct(true).distinct(false).map(&:name) - assert_equal ['Foo', 'Foo'], query.uniq(true).uniq(false).map(&:name) + + assert_deprecated do + assert_equal ['Foo', 'Foo'], query.uniq(true).uniq(false).map(&:name) + end end def test_doesnt_add_having_values_if_options_are_blank diff --git a/activerecord/test/cases/reload_models_test.rb b/activerecord/test/cases/reload_models_test.rb index 0d16a3526f..431fbf1297 100644 --- a/activerecord/test/cases/reload_models_test.rb +++ b/activerecord/test/cases/reload_models_test.rb @@ -3,7 +3,7 @@ require 'models/owner' require 'models/pet' class ReloadModelsTest < ActiveRecord::TestCase - fixtures :pets + fixtures :pets, :owners def test_has_one_with_reload pet = Pet.find_by_name('parrot') diff --git a/activerecord/test/cases/sanitize_test.rb b/activerecord/test/cases/sanitize_test.rb index 262e0abc22..239f63d27b 100644 --- a/activerecord/test/cases/sanitize_test.rb +++ b/activerecord/test/cases/sanitize_test.rb @@ -9,11 +9,11 @@ class SanitizeTest < ActiveRecord::TestCase def test_sanitize_sql_array_handles_string_interpolation quoted_bambi = ActiveRecord::Base.connection.quote_string("Bambi") - assert_equal "name=#{quoted_bambi}", Binary.send(:sanitize_sql_array, ["name=%s", "Bambi"]) - assert_equal "name=#{quoted_bambi}", Binary.send(:sanitize_sql_array, ["name=%s", "Bambi".mb_chars]) + assert_equal "name='#{quoted_bambi}'", Binary.send(:sanitize_sql_array, ["name='%s'", "Bambi"]) + assert_equal "name='#{quoted_bambi}'", Binary.send(:sanitize_sql_array, ["name='%s'", "Bambi".mb_chars]) quoted_bambi_and_thumper = ActiveRecord::Base.connection.quote_string("Bambi\nand\nThumper") - assert_equal "name=#{quoted_bambi_and_thumper}",Binary.send(:sanitize_sql_array, ["name=%s", "Bambi\nand\nThumper"]) - assert_equal "name=#{quoted_bambi_and_thumper}",Binary.send(:sanitize_sql_array, ["name=%s", "Bambi\nand\nThumper".mb_chars]) + assert_equal "name='#{quoted_bambi_and_thumper}'",Binary.send(:sanitize_sql_array, ["name='%s'", "Bambi\nand\nThumper"]) + assert_equal "name='#{quoted_bambi_and_thumper}'",Binary.send(:sanitize_sql_array, ["name='%s'", "Bambi\nand\nThumper".mb_chars]) end def test_sanitize_sql_array_handles_bind_variables @@ -25,6 +25,16 @@ class SanitizeTest < ActiveRecord::TestCase assert_equal "name=#{quoted_bambi_and_thumper}", Binary.send(:sanitize_sql_array, ["name=?", "Bambi\nand\nThumper".mb_chars]) end + def test_sanitize_sql_array_handles_named_bind_variables + quoted_bambi = ActiveRecord::Base.connection.quote("Bambi") + assert_equal "name=#{quoted_bambi}", Binary.send(:sanitize_sql_array, ["name=:name", name: "Bambi"]) + assert_equal "name=#{quoted_bambi} AND id=1", Binary.send(:sanitize_sql_array, ["name=:name AND id=:id", name: "Bambi", id: 1]) + + quoted_bambi_and_thumper = ActiveRecord::Base.connection.quote("Bambi\nand\nThumper") + assert_equal "name=#{quoted_bambi_and_thumper}", Binary.send(:sanitize_sql_array, ["name=:name", name: "Bambi\nand\nThumper"]) + assert_equal "name=#{quoted_bambi_and_thumper} AND name2=#{quoted_bambi_and_thumper}", Binary.send(:sanitize_sql_array, ["name=:name AND name2=:name", name: "Bambi\nand\nThumper"]) + end + def test_sanitize_sql_array_handles_relations david = Author.create!(name: 'David') david_posts = david.posts.select(:id) @@ -69,4 +79,98 @@ class SanitizeTest < ActiveRecord::TestCase searchable_post.search("20% _reduction_!").to_a end end + + def test_bind_arity + assert_nothing_raised { bind '' } + assert_raise(ActiveRecord::PreparedStatementInvalid) { bind '', 1 } + + assert_raise(ActiveRecord::PreparedStatementInvalid) { bind '?' } + assert_nothing_raised { bind '?', 1 } + assert_raise(ActiveRecord::PreparedStatementInvalid) { bind '?', 1, 1 } + end + + def test_named_bind_variables + assert_equal '1', bind(':a', :a => 1) # ' ruby-mode + assert_equal '1 1', bind(':a :a', :a => 1) # ' ruby-mode + + assert_nothing_raised { bind("'+00:00'", :foo => "bar") } + end + + def test_named_bind_arity + assert_nothing_raised { bind "name = :name", { name: "37signals" } } + assert_nothing_raised { bind "name = :name", { name: "37signals", id: 1 } } + assert_raise(ActiveRecord::PreparedStatementInvalid) { bind "name = :name", { id: 1 } } + end + + class SimpleEnumerable + include Enumerable + + def initialize(ary) + @ary = ary + end + + def each(&b) + @ary.each(&b) + end + end + + def test_bind_enumerable + quoted_abc = %(#{ActiveRecord::Base.connection.quote('a')},#{ActiveRecord::Base.connection.quote('b')},#{ActiveRecord::Base.connection.quote('c')}) + + assert_equal '1,2,3', bind('?', [1, 2, 3]) + assert_equal quoted_abc, bind('?', %w(a b c)) + + assert_equal '1,2,3', bind(':a', :a => [1, 2, 3]) + assert_equal quoted_abc, bind(':a', :a => %w(a b c)) # ' + + assert_equal '1,2,3', bind('?', SimpleEnumerable.new([1, 2, 3])) + assert_equal quoted_abc, bind('?', SimpleEnumerable.new(%w(a b c))) + + assert_equal '1,2,3', bind(':a', :a => SimpleEnumerable.new([1, 2, 3])) + assert_equal quoted_abc, bind(':a', :a => SimpleEnumerable.new(%w(a b c))) # ' + end + + def test_bind_empty_enumerable + quoted_nil = ActiveRecord::Base.connection.quote(nil) + assert_equal quoted_nil, bind('?', []) + assert_equal " in (#{quoted_nil})", bind(' in (?)', []) + assert_equal "foo in (#{quoted_nil})", bind('foo in (?)', []) + end + + def test_bind_empty_string + quoted_empty = ActiveRecord::Base.connection.quote('') + assert_equal quoted_empty, bind('?', '') + end + + def test_bind_chars + quoted_bambi = ActiveRecord::Base.connection.quote("Bambi") + quoted_bambi_and_thumper = ActiveRecord::Base.connection.quote("Bambi\nand\nThumper") + assert_equal "name=#{quoted_bambi}", bind('name=?', "Bambi") + assert_equal "name=#{quoted_bambi_and_thumper}", bind('name=?', "Bambi\nand\nThumper") + assert_equal "name=#{quoted_bambi}", bind('name=?', "Bambi".mb_chars) + assert_equal "name=#{quoted_bambi_and_thumper}", bind('name=?', "Bambi\nand\nThumper".mb_chars) + end + + def test_bind_record + o = Struct.new(:quoted_id).new(1) + assert_equal '1', bind('?', o) + + os = [o] * 3 + assert_equal '1,1,1', bind('?', os) + end + + def test_named_bind_with_postgresql_type_casts + l = Proc.new { bind(":a::integer '2009-01-01'::date", :a => '10') } + assert_nothing_raised(&l) + assert_equal "#{ActiveRecord::Base.connection.quote('10')}::integer '2009-01-01'::date", l.call + end + + private + def bind(statement, *vars) + if vars.first.is_a?(Hash) + ActiveRecord::Base.send(:replace_named_bind_variables, statement, vars.first) + else + ActiveRecord::Base.send(:replace_bind_variables, statement, vars) + end + end end diff --git a/activerecord/test/cases/schema_dumper_test.rb b/activerecord/test/cases/schema_dumper_test.rb index e6f0fe6f75..7b93d20e05 100644 --- a/activerecord/test/cases/schema_dumper_test.rb +++ b/activerecord/test/cases/schema_dumper_test.rb @@ -38,6 +38,7 @@ class SchemaDumperTest < ActiveRecord::TestCase assert_match %r{create_table "accounts"}, output assert_match %r{create_table "authors"}, output assert_no_match %r{create_table "schema_migrations"}, output + assert_no_match %r{create_table "active_record_internal_metadatas"}, output end def test_schema_dump_uses_force_cascade_on_create_table @@ -117,8 +118,8 @@ class SchemaDumperTest < ActiveRecord::TestCase assert_match %r{c_int_4.*}, output assert_no_match %r{c_int_4.*limit:}, output - elsif current_adapter?(:MysqlAdapter, :Mysql2Adapter) - assert_match %r{c_int_without_limit.*limit: 4}, output + elsif current_adapter?(:Mysql2Adapter) + assert_match %r{c_int_without_limit"$}, output assert_match %r{c_int_1.*limit: 1}, output assert_match %r{c_int_2.*limit: 2}, output @@ -158,6 +159,7 @@ class SchemaDumperTest < ActiveRecord::TestCase assert_no_match %r{create_table "accounts"}, output assert_match %r{create_table "authors"}, output assert_no_match %r{create_table "schema_migrations"}, output + assert_no_match %r{create_table "active_record_internal_metadatas"}, output end def test_schema_dump_with_regexp_ignored_table @@ -165,11 +167,12 @@ class SchemaDumperTest < ActiveRecord::TestCase assert_no_match %r{create_table "accounts"}, output assert_match %r{create_table "authors"}, output assert_no_match %r{create_table "schema_migrations"}, output + assert_no_match %r{create_table "active_record_internal_metadatas"}, output end def test_schema_dumps_index_columns_in_right_order index_definition = standard_dump.split(/\n/).grep(/t\.index.*company_index/).first.strip - if current_adapter?(:MysqlAdapter, :Mysql2Adapter, :PostgreSQLAdapter) + if current_adapter?(:Mysql2Adapter, :PostgreSQLAdapter) assert_equal 't.index ["firm_id", "type", "rating"], name: "company_index", using: :btree', index_definition else assert_equal 't.index ["firm_id", "type", "rating"], name: "company_index"', index_definition @@ -180,7 +183,7 @@ class SchemaDumperTest < ActiveRecord::TestCase index_definition = standard_dump.split(/\n/).grep(/t\.index.*company_partial_index/).first.strip if current_adapter?(:PostgreSQLAdapter) assert_equal 't.index ["firm_id", "type"], name: "company_partial_index", where: "(rating > 10)", using: :btree', index_definition - elsif current_adapter?(:MysqlAdapter, :Mysql2Adapter) + elsif current_adapter?(:Mysql2Adapter) assert_equal 't.index ["firm_id", "type"], name: "company_partial_index", using: :btree', index_definition elsif current_adapter?(:SQLite3Adapter) && ActiveRecord::Base.connection.supports_partial_index? assert_equal 't.index ["firm_id", "type"], name: "company_partial_index", where: "rating > 10"', index_definition @@ -201,7 +204,7 @@ class SchemaDumperTest < ActiveRecord::TestCase assert_match %r{t\.boolean\s+"has_fun",.+default: false}, output end - if current_adapter?(:MysqlAdapter, :Mysql2Adapter) + if current_adapter?(:Mysql2Adapter) def test_schema_dump_should_add_default_value_for_mysql_text_field output = standard_dump assert_match %r{t\.text\s+"body",\s+limit: 65535,\s+null: false$}, output @@ -215,7 +218,7 @@ class SchemaDumperTest < ActiveRecord::TestCase def test_schema_dump_includes_length_for_mysql_blob_and_text_fields output = standard_dump - assert_match %r{t\.binary\s+"tiny_blob",\s+limit: 255$}, output + assert_match %r{t\.blob\s+"tiny_blob",\s+limit: 255$}, output assert_match %r{t\.binary\s+"normal_blob",\s+limit: 65535$}, output assert_match %r{t\.binary\s+"medium_blob",\s+limit: 16777215$}, output assert_match %r{t\.binary\s+"long_blob",\s+limit: 4294967295$}, output @@ -239,7 +242,7 @@ class SchemaDumperTest < ActiveRecord::TestCase def test_schema_dump_includes_decimal_options output = dump_all_table_schema([/^[^n]/]) - assert_match %r{precision: 3,[[:space:]]+scale: 2,[[:space:]]+default: 2\.78}, output + assert_match %r{precision: 3,[[:space:]]+scale: 2,[[:space:]]+default: "2\.78"}, output end if current_adapter?(:PostgreSQLAdapter) @@ -253,6 +256,11 @@ class SchemaDumperTest < ActiveRecord::TestCase assert_match %r{t\.integer\s+"big_int_data_points\",\s+limit: 8,\s+array: true}, output end + def test_schema_dump_allows_array_of_decimal_defaults + output = standard_dump + assert_match %r{t\.decimal\s+"decimal_array_default",\s+default: \["1.23", "3.45"\],\s+array: true}, output + end + if ActiveRecord::Base.connection.supports_extensions? def test_schema_dump_includes_extensions connection = ActiveRecord::Base.connection @@ -307,7 +315,7 @@ class SchemaDumperTest < ActiveRecord::TestCase end end - class CreateDogMigration < ActiveRecord::Migration + class CreateDogMigration < ActiveRecord::Migration::Current def up create_table("dog_owners") do |t| end @@ -337,6 +345,7 @@ class SchemaDumperTest < ActiveRecord::TestCase assert_no_match %r{create_table "foo_.+_bar"}, output assert_no_match %r{add_index "foo_.+_bar"}, output assert_no_match %r{create_table "schema_migrations"}, output + assert_no_match %r{create_table "active_record_internal_metadatas"}, output if ActiveRecord::Base.connection.supports_foreign_keys? assert_no_match %r{add_foreign_key "foo_.+_bar"}, output @@ -348,6 +357,38 @@ class SchemaDumperTest < ActiveRecord::TestCase ActiveRecord::Base.table_name_suffix = ActiveRecord::Base.table_name_prefix = '' $stdout = original end + + def test_schema_dump_with_table_name_prefix_and_ignoring_tables + original, $stdout = $stdout, StringIO.new + + create_cat_migration = Class.new(ActiveRecord::Migration::Current) do + def change + create_table("cats") do |t| + end + create_table("omg_cats") do |t| + end + end + end + + original_table_name_prefix = ActiveRecord::Base.table_name_prefix + original_schema_dumper_ignore_tables = ActiveRecord::SchemaDumper.ignore_tables + ActiveRecord::Base.table_name_prefix = 'omg_' + ActiveRecord::SchemaDumper.ignore_tables = ["cats"] + migration = create_cat_migration.new + migration.migrate(:up) + + stream = StringIO.new + output = ActiveRecord::SchemaDumper.dump(ActiveRecord::Base.connection, stream).string + + assert_match %r{create_table "omg_cats"}, output + refute_match %r{create_table "cats"}, output + ensure + migration.migrate(:down) + ActiveRecord::Base.table_name_prefix = original_table_name_prefix + ActiveRecord::SchemaDumper.ignore_tables = original_schema_dumper_ignore_tables + + $stdout = original + end end class SchemaDumperDefaultsTest < ActiveRecord::TestCase diff --git a/activerecord/test/cases/scoping/default_scoping_test.rb b/activerecord/test/cases/scoping/default_scoping_test.rb index 0dbc60940e..ad5ca70f36 100644 --- a/activerecord/test/cases/scoping/default_scoping_test.rb +++ b/activerecord/test/cases/scoping/default_scoping_test.rb @@ -3,6 +3,7 @@ require 'models/post' require 'models/comment' require 'models/developer' require 'models/computer' +require 'models/vehicle' class DefaultScopingTest < ActiveRecord::TestCase fixtures :developers, :posts, :comments @@ -453,4 +454,23 @@ class DefaultScopingTest < ActiveRecord::TestCase assert_equal 1, scope.where_clause.ast.children.length assert_equal Developer.where(name: "David"), scope end + + def test_with_abstract_class_where_clause_should_not_be_duplicated + scope = Bus.all + assert_equal scope.where_clause.ast.children.length, 1 + end + + def test_sti_conditions_are_not_carried_in_default_scope + ConditionalStiPost.create! body: '' + SubConditionalStiPost.create! body: '' + SubConditionalStiPost.create! title: 'Hello world', body: '' + + assert_equal 2, ConditionalStiPost.count + assert_equal 2, ConditionalStiPost.all.to_a.size + assert_equal 3, ConditionalStiPost.unscope(where: :title).to_a.size + + assert_equal 1, SubConditionalStiPost.count + assert_equal 1, SubConditionalStiPost.all.to_a.size + assert_equal 2, SubConditionalStiPost.unscope(where: :title).to_a.size + end end diff --git a/activerecord/test/cases/scoping/named_scoping_test.rb b/activerecord/test/cases/scoping/named_scoping_test.rb index e4cc533517..7a8eaeccb7 100644 --- a/activerecord/test/cases/scoping/named_scoping_test.rb +++ b/activerecord/test/cases/scoping/named_scoping_test.rb @@ -188,8 +188,9 @@ class NamedScopingTest < ActiveRecord::TestCase def test_any_should_call_proxy_found_if_using_a_block topics = Topic.base assert_queries(1) do - topics.expects(:empty?).never - topics.any? { true } + assert_not_called(topics, :empty?) do + topics.any? { true } + end end end @@ -217,8 +218,9 @@ class NamedScopingTest < ActiveRecord::TestCase def test_many_should_call_proxy_found_if_using_a_block topics = Topic.base assert_queries(1) do - topics.expects(:size).never - topics.many? { true } + assert_not_called(topics, :size) do + topics.many? { true } + end end end diff --git a/activerecord/test/cases/scoping/relation_scoping_test.rb b/activerecord/test/cases/scoping/relation_scoping_test.rb index 4bfffbe9c6..c15d57460b 100644 --- a/activerecord/test/cases/scoping/relation_scoping_test.rb +++ b/activerecord/test/cases/scoping/relation_scoping_test.rb @@ -209,9 +209,23 @@ class RelationScopingTest < ActiveRecord::TestCase assert_not_equal [], Developer.all end - def test_current_scope_does_not_pollute_other_subclasses - Post.none.scoping do - assert StiPost.all.any? + def test_current_scope_does_not_pollute_sibling_subclasses + Comment.none.scoping do + assert_not SpecialComment.all.any? + assert_not VerySpecialComment.all.any? + assert_not SubSpecialComment.all.any? + end + + SpecialComment.none.scoping do + assert Comment.all.any? + assert VerySpecialComment.all.any? + assert_not SubSpecialComment.all.any? + end + + SubSpecialComment.none.scoping do + assert Comment.all.any? + assert VerySpecialComment.all.any? + assert SpecialComment.all.any? end end end diff --git a/activerecord/test/cases/serialization_test.rb b/activerecord/test/cases/serialization_test.rb index 35b13ea247..14b80f4df4 100644 --- a/activerecord/test/cases/serialization_test.rb +++ b/activerecord/test/cases/serialization_test.rb @@ -8,7 +8,7 @@ require 'models/post' class SerializationTest < ActiveRecord::TestCase fixtures :books - FORMATS = [ :xml, :json ] + FORMATS = [ :json ] def setup @contact_attributes = { diff --git a/activerecord/test/cases/serialized_attribute_test.rb b/activerecord/test/cases/serialized_attribute_test.rb index 7c92453ee3..6056156698 100644 --- a/activerecord/test/cases/serialized_attribute_test.rb +++ b/activerecord/test/cases/serialized_attribute_test.rb @@ -274,4 +274,25 @@ class SerializedAttributeTest < ActiveRecord::TestCase assert_equal({}, topic.content) end + + def test_values_cast_from_nil_are_persisted_as_nil + # This is required to fulfil the following contract, which must be universally + # true in Active Record: + # + # model.attribute = value + # assert_equal model.attribute, model.tap(&:save).reload.attribute + Topic.serialize(:content, Hash) + topic = Topic.create!(content: {}) + topic2 = Topic.create!(content: nil) + + assert_equal [topic, topic2], Topic.where(content: nil) + end + + def test_nil_is_always_persisted_as_null + Topic.serialize(:content, Hash) + + topic = Topic.create!(content: { foo: "bar" }) + topic.update_attribute :content, nil + assert_equal [topic], Topic.where(content: nil) + end end diff --git a/activerecord/test/cases/suppressor_test.rb b/activerecord/test/cases/suppressor_test.rb index 1c449d42fe..72c5c16555 100644 --- a/activerecord/test/cases/suppressor_test.rb +++ b/activerecord/test/cases/suppressor_test.rb @@ -3,7 +3,38 @@ require 'models/notification' require 'models/user' class SuppressorTest < ActiveRecord::TestCase - def test_suppresses_creation_of_record_generated_by_callback + def test_suppresses_create + assert_no_difference -> { Notification.count } do + Notification.suppress do + Notification.create + Notification.create! + Notification.new.save + Notification.new.save! + end + end + end + + def test_suppresses_update + user = User.create! token: 'asdf' + + User.suppress do + user.update token: 'ghjkl' + assert_equal 'asdf', user.reload.token + + user.update! token: 'zxcvbnm' + assert_equal 'asdf', user.reload.token + + user.token = 'qwerty' + user.save + assert_equal 'asdf', user.reload.token + + user.token = 'uiop' + user.save! + assert_equal 'asdf', user.reload.token + end + end + + def test_suppresses_create_in_callback assert_difference -> { User.count } do assert_no_difference -> { Notification.count } do Notification.suppress { UserWithNotification.create! } diff --git a/activerecord/test/cases/tasks/database_tasks_test.rb b/activerecord/test/cases/tasks/database_tasks_test.rb index 38164b2228..49df6628eb 100644 --- a/activerecord/test/cases/tasks/database_tasks_test.rb +++ b/activerecord/test/cases/tasks/database_tasks_test.rb @@ -12,12 +12,39 @@ module ActiveRecord end ADAPTERS_TASKS = { - mysql: :mysql_tasks, mysql2: :mysql_tasks, postgresql: :postgresql_tasks, sqlite3: :sqlite_tasks } + class DatabaseTasksUtilsTask< ActiveRecord::TestCase + def test_raises_an_error_when_called_with_protected_environment + ActiveRecord::Migrator.stubs(:current_version).returns(1) + + protected_environments = ActiveRecord::Base.protected_environments.dup + current_env = ActiveRecord::Migrator.current_environment + assert !protected_environments.include?(current_env) + # Assert no error + ActiveRecord::Tasks::DatabaseTasks.check_protected_environments! + + ActiveRecord::Base.protected_environments << current_env + assert_raise(ActiveRecord::ProtectedEnvironmentError) do + ActiveRecord::Tasks::DatabaseTasks.check_protected_environments! + end + ensure + ActiveRecord::Base.protected_environments = protected_environments + end + + def test_raises_an_error_if_no_migrations_have_been_made + ActiveRecord::InternalMetadata.stubs(:table_exists?).returns(false) + ActiveRecord::Migrator.stubs(:current_version).returns(1) + + assert_raise(ActiveRecord::NoEnvironmentInSchemaError) do + ActiveRecord::Tasks::DatabaseTasks.check_protected_environments! + end + end + end + class DatabaseTasksRegisterTask < ActiveRecord::TestCase def test_register_task klazz = Class.new do @@ -277,12 +304,14 @@ module ActiveRecord def test_migrate_receives_correct_env_vars verbose, version = ENV['VERBOSE'], ENV['VERSION'] + ActiveRecord::Tasks::DatabaseTasks.migrations_paths = 'custom/path' ENV['VERBOSE'] = 'false' ENV['VERSION'] = '4' - ActiveRecord::Migrator.expects(:migrate).with(ActiveRecord::Migrator.migrations_paths, 4) + ActiveRecord::Migrator.expects(:migrate).with('custom/path', 4) ActiveRecord::Tasks::DatabaseTasks.migrate ensure + ActiveRecord::Tasks::DatabaseTasks.migrations_paths = nil ENV['VERBOSE'], ENV['VERSION'] = verbose, version end end diff --git a/activerecord/test/cases/tasks/mysql_rake_test.rb b/activerecord/test/cases/tasks/mysql_rake_test.rb index 8d69741a4a..1632f04854 100644 --- a/activerecord/test/cases/tasks/mysql_rake_test.rb +++ b/activerecord/test/cases/tasks/mysql_rake_test.rb @@ -1,12 +1,12 @@ require 'cases/helper' -if current_adapter?(:MysqlAdapter, :Mysql2Adapter) +if current_adapter?(:Mysql2Adapter) module ActiveRecord class MysqlDBCreateTest < ActiveRecord::TestCase def setup @connection = stub(:create_database => true) @configuration = { - 'adapter' => 'mysql', + 'adapter' => 'mysql2', 'database' => 'my-app-db' } @@ -16,33 +16,26 @@ module ActiveRecord def test_establishes_connection_without_database ActiveRecord::Base.expects(:establish_connection). - with('adapter' => 'mysql', 'database' => nil) + with('adapter' => 'mysql2', 'database' => nil) ActiveRecord::Tasks::DatabaseTasks.create @configuration end - def test_creates_database_with_default_encoding_and_collation + def test_creates_database_with_no_default_options @connection.expects(:create_database). - with('my-app-db', charset: 'utf8', collation: 'utf8_unicode_ci') + with('my-app-db', {}) ActiveRecord::Tasks::DatabaseTasks.create @configuration end - def test_creates_database_with_given_encoding_and_default_collation - @connection.expects(:create_database). - with('my-app-db', charset: 'utf8', collation: 'utf8_unicode_ci') - - ActiveRecord::Tasks::DatabaseTasks.create @configuration.merge('encoding' => 'utf8') - end - - def test_creates_database_with_given_encoding_and_no_collation + def test_creates_database_with_given_encoding @connection.expects(:create_database). with('my-app-db', charset: 'latin1') ActiveRecord::Tasks::DatabaseTasks.create @configuration.merge('encoding' => 'latin1') end - def test_creates_database_with_given_collation_and_no_encoding + def test_creates_database_with_given_collation @connection.expects(:create_database). with('my-app-db', collation: 'latin1_swedish_ci') @@ -66,97 +59,94 @@ module ActiveRecord end end - if current_adapter?(:MysqlAdapter) - class MysqlDBCreateAsRootTest < ActiveRecord::TestCase - def setup - @connection = stub("Connection", create_database: true) - @error = Mysql::Error.new "Invalid permissions" - @configuration = { - 'adapter' => 'mysql', - 'database' => 'my-app-db', - 'username' => 'pat', - 'password' => 'wossname' - } - - $stdin.stubs(:gets).returns("secret\n") - $stdout.stubs(:print).returns(nil) - @error.stubs(:errno).returns(1045) - ActiveRecord::Base.stubs(:connection).returns(@connection) - ActiveRecord::Base.stubs(:establish_connection). - raises(@error). - then.returns(true) - end + class MysqlDBCreateAsRootTest < ActiveRecord::TestCase + def setup + @connection = stub("Connection", create_database: true) + @error = Mysql2::Error.new("Invalid permissions") + @configuration = { + 'adapter' => 'mysql2', + 'database' => 'my-app-db', + 'username' => 'pat', + 'password' => 'wossname' + } - if defined?(::Mysql) - def test_root_password_is_requested - assert_permissions_granted_for "pat" - $stdin.expects(:gets).returns("secret\n") + $stdin.stubs(:gets).returns("secret\n") + $stdout.stubs(:print).returns(nil) + @error.stubs(:errno).returns(1045) + ActiveRecord::Base.stubs(:connection).returns(@connection) + ActiveRecord::Base.stubs(:establish_connection). + raises(@error). + then.returns(true) + end - ActiveRecord::Tasks::DatabaseTasks.create @configuration - end - end + def test_root_password_is_requested + assert_permissions_granted_for("pat") + $stdin.expects(:gets).returns("secret\n") - def test_connection_established_as_root - assert_permissions_granted_for "pat" - ActiveRecord::Base.expects(:establish_connection).with( - 'adapter' => 'mysql', - 'database' => nil, - 'username' => 'root', - 'password' => 'secret' - ) + ActiveRecord::Tasks::DatabaseTasks.create @configuration + end - ActiveRecord::Tasks::DatabaseTasks.create @configuration - end + def test_connection_established_as_root + assert_permissions_granted_for("pat") + ActiveRecord::Base.expects(:establish_connection).with( + 'adapter' => 'mysql2', + 'database' => nil, + 'username' => 'root', + 'password' => 'secret' + ) - def test_database_created_by_root - assert_permissions_granted_for "pat" - @connection.expects(:create_database). - with('my-app-db', :charset => 'utf8', :collation => 'utf8_unicode_ci') + ActiveRecord::Tasks::DatabaseTasks.create @configuration + end - ActiveRecord::Tasks::DatabaseTasks.create @configuration - end + def test_database_created_by_root + assert_permissions_granted_for("pat") + @connection.expects(:create_database). + with('my-app-db', {}) - def test_grant_privileges_for_normal_user - assert_permissions_granted_for "pat" - ActiveRecord::Tasks::DatabaseTasks.create @configuration - end + ActiveRecord::Tasks::DatabaseTasks.create @configuration + end - def test_do_not_grant_privileges_for_root_user - @configuration['username'] = 'root' - @configuration['password'] = '' - ActiveRecord::Tasks::DatabaseTasks.create @configuration - end + def test_grant_privileges_for_normal_user + assert_permissions_granted_for("pat") + ActiveRecord::Tasks::DatabaseTasks.create @configuration + end - def test_connection_established_as_normal_user - assert_permissions_granted_for "pat" - ActiveRecord::Base.expects(:establish_connection).returns do - ActiveRecord::Base.expects(:establish_connection).with( - 'adapter' => 'mysql', - 'database' => 'my-app-db', - 'username' => 'pat', - 'password' => 'secret' - ) + def test_do_not_grant_privileges_for_root_user + @configuration['username'] = 'root' + @configuration['password'] = '' + ActiveRecord::Tasks::DatabaseTasks.create @configuration + end - raise @error - end + def test_connection_established_as_normal_user + assert_permissions_granted_for("pat") + ActiveRecord::Base.expects(:establish_connection).returns do + ActiveRecord::Base.expects(:establish_connection).with( + 'adapter' => 'mysql2', + 'database' => 'my-app-db', + 'username' => 'pat', + 'password' => 'secret' + ) - ActiveRecord::Tasks::DatabaseTasks.create @configuration + raise @error end - def test_sends_output_to_stderr_when_other_errors - @error.stubs(:errno).returns(42) + ActiveRecord::Tasks::DatabaseTasks.create @configuration + end - $stderr.expects(:puts).at_least_once.returns(nil) + def test_sends_output_to_stderr_when_other_errors + @error.stubs(:errno).returns(42) - ActiveRecord::Tasks::DatabaseTasks.create @configuration - end + $stderr.expects(:puts).at_least_once.returns(nil) - private - def assert_permissions_granted_for(db_user) - db_name = @configuration['database'] - db_password = @configuration['password'] - @connection.expects(:execute).with("GRANT ALL PRIVILEGES ON #{db_name}.* TO '#{db_user}'@'localhost' IDENTIFIED BY '#{db_password}' WITH GRANT OPTION;") - end + ActiveRecord::Tasks::DatabaseTasks.create @configuration + end + + private + + def assert_permissions_granted_for(db_user) + db_name = @configuration['database'] + db_password = @configuration['password'] + @connection.expects(:execute).with("GRANT ALL PRIVILEGES ON #{db_name}.* TO '#{db_user}'@'localhost' IDENTIFIED BY '#{db_password}' WITH GRANT OPTION;") end end @@ -164,7 +154,7 @@ module ActiveRecord def setup @connection = stub(:drop_database => true) @configuration = { - 'adapter' => 'mysql', + 'adapter' => 'mysql2', 'database' => 'my-app-db' } @@ -189,7 +179,7 @@ module ActiveRecord def setup @connection = stub(:recreate_database => true) @configuration = { - 'adapter' => 'mysql', + 'adapter' => 'mysql2', 'database' => 'test-db' } @@ -203,9 +193,9 @@ module ActiveRecord ActiveRecord::Tasks::DatabaseTasks.purge @configuration end - def test_recreates_database_with_the_default_options + def test_recreates_database_with_no_default_options @connection.expects(:recreate_database). - with('test-db', charset: 'utf8', collation: 'utf8_unicode_ci') + with('test-db', {}) ActiveRecord::Tasks::DatabaseTasks.purge @configuration end @@ -223,7 +213,7 @@ module ActiveRecord def setup @connection = stub(:create_database => true) @configuration = { - 'adapter' => 'mysql', + 'adapter' => 'mysql2', 'database' => 'my-app-db' } @@ -241,7 +231,7 @@ module ActiveRecord def setup @connection = stub(:create_database => true) @configuration = { - 'adapter' => 'mysql', + 'adapter' => 'mysql2', 'database' => 'my-app-db' } @@ -258,32 +248,33 @@ module ActiveRecord class MySQLStructureDumpTest < ActiveRecord::TestCase def setup @configuration = { - 'adapter' => 'mysql', + 'adapter' => 'mysql2', 'database' => 'test-db' } end def test_structure_dump filename = "awesome-file.sql" - Kernel.expects(:system).with("mysqldump", "--result-file", filename, "--no-data", "test-db").returns(true) + Kernel.expects(:system).with("mysqldump", "--result-file", filename, "--no-data", "--routines", "test-db").returns(true) ActiveRecord::Tasks::DatabaseTasks.structure_dump(@configuration, filename) end - def test_warn_when_external_structure_dump_fails + def test_warn_when_external_structure_dump_command_execution_fails filename = "awesome-file.sql" - Kernel.expects(:system).with("mysqldump", "--result-file", filename, "--no-data", "test-db").returns(false) + Kernel.expects(:system) + .with("mysqldump", "--result-file", filename, "--no-data", "--routines", "test-db") + .returns(false) - warnings = capture(:stderr) do + e = assert_raise(RuntimeError) { ActiveRecord::Tasks::DatabaseTasks.structure_dump(@configuration, filename) - end - - assert_match(/Could not dump the database structure/, warnings) + } + assert_match(/^failed to execute: `mysqldump`$/, e.message) end def test_structure_dump_with_port_number filename = "awesome-file.sql" - Kernel.expects(:system).with("mysqldump", "--port=10000", "--result-file", filename, "--no-data", "test-db").returns(true) + Kernel.expects(:system).with("mysqldump", "--port=10000", "--result-file", filename, "--no-data", "--routines", "test-db").returns(true) ActiveRecord::Tasks::DatabaseTasks.structure_dump( @configuration.merge('port' => 10000), @@ -292,7 +283,7 @@ module ActiveRecord def test_structure_dump_with_ssl filename = "awesome-file.sql" - Kernel.expects(:system).with("mysqldump", "--ssl-ca=ca.crt", "--result-file", filename, "--no-data", "test-db").returns(true) + Kernel.expects(:system).with("mysqldump", "--ssl-ca=ca.crt", "--result-file", filename, "--no-data", "--routines", "test-db").returns(true) ActiveRecord::Tasks::DatabaseTasks.structure_dump( @configuration.merge("sslca" => "ca.crt"), @@ -303,7 +294,7 @@ module ActiveRecord class MySQLStructureLoadTest < ActiveRecord::TestCase def setup @configuration = { - 'adapter' => 'mysql', + 'adapter' => 'mysql2', 'database' => 'test-db' } end @@ -311,6 +302,7 @@ module ActiveRecord def test_structure_load filename = "awesome-file.sql" Kernel.expects(:system).with('mysql', '--execute', %{SET FOREIGN_KEY_CHECKS = 0; SOURCE #{filename}; SET FOREIGN_KEY_CHECKS = 1}, "--database", "test-db") + .returns(true) ActiveRecord::Tasks::DatabaseTasks.structure_load(@configuration, filename) end diff --git a/activerecord/test/cases/tasks/postgresql_rake_test.rb b/activerecord/test/cases/tasks/postgresql_rake_test.rb index 084302cde5..ba53f340ae 100644 --- a/activerecord/test/cases/tasks/postgresql_rake_test.rb +++ b/activerecord/test/cases/tasks/postgresql_rake_test.rb @@ -60,7 +60,7 @@ module ActiveRecord $stderr.expects(:puts). with("Couldn't create database for #{@configuration.inspect}") - ActiveRecord::Tasks::DatabaseTasks.create @configuration + assert_raises(Exception) { ActiveRecord::Tasks::DatabaseTasks.create @configuration } end def test_create_when_database_exists_outputs_info_to_stderr @@ -204,7 +204,7 @@ module ActiveRecord end def test_structure_dump - Kernel.expects(:system).with("pg_dump -i -s -x -O -f #{@filename} my-app-db").returns(true) + Kernel.expects(:system).with('pg_dump', '-s', '-x', '-O', '-f', @filename, 'my-app-db').returns(true) ActiveRecord::Tasks::DatabaseTasks.structure_dump(@configuration, @filename) end @@ -212,7 +212,7 @@ module ActiveRecord def test_structure_dump_with_schema_search_path @configuration['schema_search_path'] = 'foo,bar' - Kernel.expects(:system).with("pg_dump -i -s -x -O -f #{@filename} --schema=foo --schema=bar my-app-db").returns(true) + Kernel.expects(:system).with('pg_dump', '-s', '-x', '-O', '-f', @filename, '--schema=foo', '--schema=bar', 'my-app-db').returns(true) ActiveRecord::Tasks::DatabaseTasks.structure_dump(@configuration, @filename) end @@ -220,7 +220,7 @@ module ActiveRecord def test_structure_dump_with_schema_search_path_and_dump_schemas_all @configuration['schema_search_path'] = 'foo,bar' - Kernel.expects(:system).with("pg_dump -i -s -x -O -f #{@filename} my-app-db").returns(true) + Kernel.expects(:system).with("pg_dump", '-s', '-x', '-O', '-f', @filename, 'my-app-db').returns(true) with_dump_schemas(:all) do ActiveRecord::Tasks::DatabaseTasks.structure_dump(@configuration, @filename) @@ -228,7 +228,7 @@ module ActiveRecord end def test_structure_dump_with_dump_schemas_string - Kernel.expects(:system).with("pg_dump -i -s -x -O -f #{@filename} --schema=foo --schema=bar my-app-db").returns(true) + Kernel.expects(:system).with("pg_dump", '-s', '-x', '-O', '-f', @filename, '--schema=foo', '--schema=bar', "my-app-db").returns(true) with_dump_schemas('foo,bar') do ActiveRecord::Tasks::DatabaseTasks.structure_dump(@configuration, @filename) @@ -261,14 +261,14 @@ module ActiveRecord def test_structure_load filename = "awesome-file.sql" - Kernel.expects(:system).with("psql -X -q -f #{filename} my-app-db") + Kernel.expects(:system).with('psql', '-q', '-f', filename, @configuration['database']).returns(true) ActiveRecord::Tasks::DatabaseTasks.structure_load(@configuration, filename) end def test_structure_load_accepts_path_with_spaces filename = "awesome file.sql" - Kernel.expects(:system).with("psql -X -q -f awesome\\ file.sql my-app-db") + Kernel.expects(:system).with('psql', '-q', '-f', filename, @configuration['database']).returns(true) ActiveRecord::Tasks::DatabaseTasks.structure_load(@configuration, filename) end diff --git a/activerecord/test/cases/tasks/sqlite_rake_test.rb b/activerecord/test/cases/tasks/sqlite_rake_test.rb index 750d5e42dc..0aea0c3b38 100644 --- a/activerecord/test/cases/tasks/sqlite_rake_test.rb +++ b/activerecord/test/cases/tasks/sqlite_rake_test.rb @@ -53,7 +53,7 @@ module ActiveRecord $stderr.expects(:puts). with("Couldn't create database for #{@configuration.inspect}") - ActiveRecord::Tasks::DatabaseTasks.create @configuration, '/rails/root' + assert_raises(Exception) { ActiveRecord::Tasks::DatabaseTasks.create @configuration, '/rails/root' } end end diff --git a/activerecord/test/cases/test_case.rb b/activerecord/test/cases/test_case.rb index e0b01ae8e0..87299c0dab 100644 --- a/activerecord/test/cases/test_case.rb +++ b/activerecord/test/cases/test_case.rb @@ -65,6 +65,24 @@ module ActiveRecord end end + class PostgreSQLTestCase < TestCase + def self.run(*args) + super if current_adapter?(:PostgreSQLAdapter) + end + end + + class Mysql2TestCase < TestCase + def self.run(*args) + super if current_adapter?(:Mysql2Adapter) + end + end + + class SQLite3TestCase < TestCase + def self.run(*args) + super if current_adapter?(:SQLite3Adapter) + end + end + class SQLCounter class << self attr_accessor :ignored_sql, :log, :log_all @@ -79,9 +97,9 @@ module ActiveRecord # ignored SQL, or better yet, use a different notification for the queries # instead examining the SQL content. oracle_ignored = [/^select .*nextval/i, /^SAVEPOINT/, /^ROLLBACK TO/, /^\s*select .* from all_triggers/im, /^\s*select .* from all_constraints/im, /^\s*select .* from all_tab_cols/im] - mysql_ignored = [/^SHOW TABLES/i, /^SHOW FULL FIELDS/, /^SHOW CREATE TABLE /i, /^SHOW VARIABLES /] + mysql_ignored = [/^SHOW FULL TABLES/i, /^SHOW FULL FIELDS/, /^SHOW CREATE TABLE /i, /^SHOW VARIABLES /, /^\s*SELECT (?:column_name|table_name)\b.*\bFROM information_schema\.(?:key_column_usage|tables)\b/im] postgresql_ignored = [/^\s*select\b.*\bfrom\b.*pg_namespace\b/im, /^\s*select tablename\b.*from pg_tables\b/im, /^\s*select\b.*\battname\b.*\bfrom\b.*\bpg_attribute\b/im, /^SHOW search_path/i] - sqlite3_ignored = [/^\s*SELECT name\b.*\bFROM sqlite_master/im] + sqlite3_ignored = [/^\s*SELECT name\b.*\bFROM sqlite_master/im, /^\s*SELECT sql\b.*\bFROM sqlite_master/im] [oracle_ignored, mysql_ignored, postgresql_ignored, sqlite3_ignored].each do |db_ignored_sql| ignored_sql.concat db_ignored_sql diff --git a/activerecord/test/cases/test_fixtures_test.rb b/activerecord/test/cases/test_fixtures_test.rb index 3f4baf8378..1970fe82d0 100644 --- a/activerecord/test/cases/test_fixtures_test.rb +++ b/activerecord/test/cases/test_fixtures_test.rb @@ -28,7 +28,7 @@ class TestFixturesTest < ActiveRecord::TestCase assert_equal true, @klass.use_transactional_tests end - def test_use_transactional_tests_can_be_overriden + def test_use_transactional_tests_can_be_overridden @klass.use_transactional_tests = "foobar" assert_equal "foobar", @klass.use_transactional_tests diff --git a/activerecord/test/cases/time_precision_test.rb b/activerecord/test/cases/time_precision_test.rb index ff7a81fe60..3b6e4dcc2b 100644 --- a/activerecord/test/cases/time_precision_test.rb +++ b/activerecord/test/cases/time_precision_test.rb @@ -10,6 +10,7 @@ class TimePrecisionTest < ActiveRecord::TestCase setup do @connection = ActiveRecord::Base.connection + Foo.reset_column_information end teardown do @@ -20,8 +21,8 @@ class TimePrecisionTest < ActiveRecord::TestCase @connection.create_table(:foos, force: true) @connection.add_column :foos, :start, :time, precision: 3 @connection.add_column :foos, :finish, :time, precision: 6 - assert_equal 3, activerecord_column_option('foos', 'start', 'precision') - assert_equal 6, activerecord_column_option('foos', 'finish', 'precision') + assert_equal 3, Foo.columns_hash['start'].precision + assert_equal 6, Foo.columns_hash['finish'].precision end def test_passing_precision_to_time_does_not_set_limit @@ -29,8 +30,8 @@ class TimePrecisionTest < ActiveRecord::TestCase t.time :start, precision: 3 t.time :finish, precision: 6 end - assert_nil activerecord_column_option('foos', 'start', 'limit') - assert_nil activerecord_column_option('foos', 'finish', 'limit') + assert_nil Foo.columns_hash['start'].limit + assert_nil Foo.columns_hash['finish'].limit end def test_invalid_time_precision_raises_error @@ -42,15 +43,6 @@ class TimePrecisionTest < ActiveRecord::TestCase end end - def test_database_agrees_with_activerecord_about_precision - @connection.create_table(:foos, force: true) do |t| - t.time :start, precision: 2 - t.time :finish, precision: 4 - end - assert_equal 2, database_datetime_precision('foos', 'start') - assert_equal 4, database_datetime_precision('foos', 'finish') - end - def test_formatting_time_according_to_precision @connection.create_table(:foos, force: true) do |t| t.time :start, precision: 0 @@ -88,21 +80,5 @@ class TimePrecisionTest < ActiveRecord::TestCase end end - private - - def database_datetime_precision(table_name, column_name) - results = @connection.exec_query("SELECT column_name, datetime_precision FROM information_schema.columns WHERE table_name = '#{table_name}'") - result = results.find do |result_hash| - result_hash["column_name"] == column_name - end - result && result["datetime_precision"].to_i - end - - def activerecord_column_option(tablename, column_name, option) - result = @connection.columns(tablename).find do |column| - column.name == column_name - end - result && result.send(option) - end end end diff --git a/activerecord/test/cases/timestamp_test.rb b/activerecord/test/cases/timestamp_test.rb index 5dab32995c..970f6bcf4a 100644 --- a/activerecord/test/cases/timestamp_test.rb +++ b/activerecord/test/cases/timestamp_test.rb @@ -84,7 +84,9 @@ class TimestampTest < ActiveRecord::TestCase def test_touching_an_attribute_updates_timestamp previously_created_at = @developer.created_at - @developer.touch(:created_at) + travel(1.second) do + @developer.touch(:created_at) + end assert !@developer.created_at_changed? , 'created_at should not be changed' assert !@developer.changed?, 'record should not be changed' @@ -199,8 +201,10 @@ class TimestampTest < ActiveRecord::TestCase owner = pet.owner previously_owner_updated_at = owner.updated_at - pet.name = "Fluffy the Third" - pet.save + travel(1.second) do + pet.name = "Fluffy the Third" + pet.save + end assert_not_equal previously_owner_updated_at, pet.owner.updated_at end @@ -210,7 +214,9 @@ class TimestampTest < ActiveRecord::TestCase owner = pet.owner previously_owner_updated_at = owner.updated_at - pet.destroy + travel(1.second) do + pet.destroy + end assert_not_equal previously_owner_updated_at, pet.owner.updated_at end @@ -254,8 +260,10 @@ class TimestampTest < ActiveRecord::TestCase owner.update_columns(happy_at: 3.days.ago) previously_owner_updated_at = owner.updated_at - pet.name = "I'm a parrot" - pet.save + travel(1.second) do + pet.name = "I'm a parrot" + pet.save + end assert_not_equal previously_owner_updated_at, pet.owner.updated_at end diff --git a/activerecord/test/cases/touch_later_test.rb b/activerecord/test/cases/touch_later_test.rb index 11804ff90b..b47769eed7 100644 --- a/activerecord/test/cases/touch_later_test.rb +++ b/activerecord/test/cases/touch_later_test.rb @@ -2,13 +2,16 @@ require 'cases/helper' require 'models/invoice' require 'models/line_item' require 'models/topic' +require 'models/node' +require 'models/tree' class TouchLaterTest < ActiveRecord::TestCase + fixtures :nodes, :trees def test_touch_laster_raise_if_non_persisted invoice = Invoice.new Invoice.transaction do - refute invoice.persisted? + assert_not invoice.persisted? assert_raises(ActiveRecord::ActiveRecordError) do invoice.touch_later end @@ -18,7 +21,7 @@ class TouchLaterTest < ActiveRecord::TestCase def test_touch_later_dont_set_dirty_attributes invoice = Invoice.create! invoice.touch_later - refute invoice.changed? + assert_not invoice.changed? end def test_touch_later_update_the_attributes @@ -69,7 +72,7 @@ class TouchLaterTest < ActiveRecord::TestCase end def test_touch_touches_immediately_with_a_custom_time - time = Time.now.utc - 25.days + time = (Time.now.utc - 25.days).change(nsec: 0) topic = Topic.create!(updated_at: time, created_at: time) assert_equal time, topic.updated_at assert_equal time, topic.created_at @@ -90,4 +93,20 @@ class TouchLaterTest < ActiveRecord::TestCase invoice.touch_later end end + + def test_touching_three_deep + previous_tree_updated_at = trees(:root).updated_at + previous_grandparent_updated_at = nodes(:grandparent).updated_at + previous_parent_updated_at = nodes(:parent_a).updated_at + previous_child_updated_at = nodes(:child_one_of_a).updated_at + + travel 5.seconds do + Node.create! parent: nodes(:child_one_of_a), tree: trees(:root) + end + + assert_not_equal nodes(:child_one_of_a).reload.updated_at, previous_child_updated_at + assert_not_equal nodes(:parent_a).reload.updated_at, previous_parent_updated_at + assert_not_equal nodes(:grandparent).reload.updated_at, previous_grandparent_updated_at + assert_not_equal trees(:root).reload.updated_at, previous_tree_updated_at + end end diff --git a/activerecord/test/cases/transaction_callbacks_test.rb b/activerecord/test/cases/transaction_callbacks_test.rb index f2229939c8..637f89196e 100644 --- a/activerecord/test/cases/transaction_callbacks_test.rb +++ b/activerecord/test/cases/transaction_callbacks_test.rb @@ -35,9 +35,9 @@ class TransactionCallbacksTest < ActiveRecord::TestCase has_many :replies, class_name: "ReplyWithCallbacks", foreign_key: "parent_id" after_commit { |record| record.do_after_commit(nil) } - after_commit(on: :create) { |record| record.do_after_commit(:create) } - after_commit(on: :update) { |record| record.do_after_commit(:update) } - after_commit(on: :destroy) { |record| record.do_after_commit(:destroy) } + after_create_commit { |record| record.do_after_commit(:create) } + after_update_commit { |record| record.do_after_commit(:update) } + after_destroy_commit { |record| record.do_after_commit(:destroy) } after_rollback { |record| record.do_after_rollback(nil) } after_rollback(on: :create) { |record| record.do_after_rollback(:create) } after_rollback(on: :update) { |record| record.do_after_rollback(:update) } diff --git a/activerecord/test/cases/transactions_test.rb b/activerecord/test/cases/transactions_test.rb index 2468a91969..791b895d02 100644 --- a/activerecord/test/cases/transactions_test.rb +++ b/activerecord/test/cases/transactions_test.rb @@ -58,6 +58,11 @@ class TransactionTest < ActiveRecord::TestCase end end + def test_add_to_null_transaction + topic = Topic.new + topic.add_to_transaction + end + def test_successful_with_return committed = false @@ -175,13 +180,20 @@ class TransactionTest < ActiveRecord::TestCase assert topic.new_record?, "#{topic.inspect} should be new record" end + def test_transaction_state_is_cleared_when_record_is_persisted + author = Author.create! name: 'foo' + author.name = nil + assert_not author.save + assert_not author.new_record? + end + def test_update_should_rollback_on_failure author = Author.find(1) posts_count = author.posts.size assert posts_count > 0 status = author.update(name: nil, post_ids: []) assert !status - assert_equal posts_count, author.posts(true).size + assert_equal posts_count, author.posts.reload.size end def test_update_should_rollback_on_failure! @@ -191,7 +203,7 @@ class TransactionTest < ActiveRecord::TestCase assert_raise(ActiveRecord::RecordInvalid) do author.update!(name: nil, post_ids: []) end - assert_equal posts_count, author.posts(true).size + assert_equal posts_count, author.posts.reload.size end def test_cancellation_from_returning_false_in_before_filter @@ -480,13 +492,17 @@ class TransactionTest < ActiveRecord::TestCase end def test_rollback_when_commit_raises - Topic.connection.expects(:begin_db_transaction) - Topic.connection.expects(:commit_db_transaction).raises('OH NOES') - Topic.connection.expects(:rollback_db_transaction) + assert_called(Topic.connection, :begin_db_transaction) do + Topic.connection.stub(:commit_db_transaction, ->{ raise('OH NOES') }) do + assert_called(Topic.connection, :rollback_db_transaction) do - assert_raise RuntimeError do - Topic.transaction do - # do nothing + e = assert_raise RuntimeError do + Topic.transaction do + # do nothing + end + end + assert_equal 'OH NOES', e.message + end end end end diff --git a/activerecord/test/cases/type/date_time_test.rb b/activerecord/test/cases/type/date_time_test.rb new file mode 100644 index 0000000000..bc4900e1c2 --- /dev/null +++ b/activerecord/test/cases/type/date_time_test.rb @@ -0,0 +1,14 @@ +require "cases/helper" +require "models/task" + +module ActiveRecord + module Type + class IntegerTest < ActiveRecord::TestCase + def test_datetime_seconds_precision_applied_to_timestamp + skip "This test is invalid if subsecond precision isn't supported" unless subsecond_precision_supported? + p = Task.create!(starting: ::Time.now) + assert_equal p.starting.usec, p.reload.starting.usec + end + end + end +end diff --git a/activerecord/test/cases/type/decimal_test.rb b/activerecord/test/cases/type/decimal_test.rb deleted file mode 100644 index fe49d0e79a..0000000000 --- a/activerecord/test/cases/type/decimal_test.rb +++ /dev/null @@ -1,51 +0,0 @@ -require "cases/helper" - -module ActiveRecord - module Type - class DecimalTest < ActiveRecord::TestCase - def test_type_cast_decimal - type = Decimal.new - assert_equal BigDecimal.new("0"), type.cast(BigDecimal.new("0")) - assert_equal BigDecimal.new("123"), type.cast(123.0) - assert_equal BigDecimal.new("1"), type.cast(:"1") - end - - def test_type_cast_decimal_from_float_with_large_precision - type = Decimal.new(precision: ::Float::DIG + 2) - assert_equal BigDecimal.new("123.0"), type.cast(123.0) - end - - def test_type_cast_from_float_with_unspecified_precision - type = Decimal.new - assert_equal 22.68.to_d, type.cast(22.68) - end - - def test_type_cast_decimal_from_rational_with_precision - type = Decimal.new(precision: 2) - assert_equal BigDecimal("0.33"), type.cast(Rational(1, 3)) - end - - def test_type_cast_decimal_from_rational_without_precision_defaults_to_18_36 - type = Decimal.new - assert_equal BigDecimal("0.333333333333333333E0"), type.cast(Rational(1, 3)) - end - - def test_type_cast_decimal_from_object_responding_to_d - value = Object.new - def value.to_d - BigDecimal.new("1") - end - type = Decimal.new - assert_equal BigDecimal("1"), type.cast(value) - end - - def test_changed? - type = Decimal.new - - assert type.changed?(5.0, 5.0, '5.0wibble') - assert_not type.changed?(5.0, 5.0, '5.0') - assert_not type.changed?(-5.0, -5.0, '-5.0') - end - end - end -end diff --git a/activerecord/test/cases/type/integer_test.rb b/activerecord/test/cases/type/integer_test.rb index 0dcdbd0667..c0932d5357 100644 --- a/activerecord/test/cases/type/integer_test.rb +++ b/activerecord/test/cases/type/integer_test.rb @@ -4,112 +4,12 @@ require "models/company" module ActiveRecord module Type class IntegerTest < ActiveRecord::TestCase - test "simple values" do - type = Type::Integer.new - assert_equal 1, type.cast(1) - assert_equal 1, type.cast('1') - assert_equal 1, type.cast('1ignore') - assert_equal 0, type.cast('bad1') - assert_equal 0, type.cast('bad') - assert_equal 1, type.cast(1.7) - assert_equal 0, type.cast(false) - assert_equal 1, type.cast(true) - assert_nil type.cast(nil) - end - - test "random objects cast to nil" do - type = Type::Integer.new - assert_nil type.cast([1,2]) - assert_nil type.cast({1 => 2}) - assert_nil type.cast(1..2) - end - test "casting ActiveRecord models" do type = Type::Integer.new firm = Firm.create(:name => 'Apple') assert_nil type.cast(firm) end - test "casting objects without to_i" do - type = Type::Integer.new - assert_nil type.cast(::Object.new) - end - - test "casting nan and infinity" do - type = Type::Integer.new - assert_nil type.cast(::Float::NAN) - assert_nil type.cast(1.0/0.0) - end - - test "casting booleans for database" do - type = Type::Integer.new - assert_equal 1, type.serialize(true) - assert_equal 0, type.serialize(false) - end - - test "changed?" do - type = Type::Integer.new - - assert type.changed?(5, 5, '5wibble') - assert_not type.changed?(5, 5, '5') - assert_not type.changed?(5, 5, '5.0') - assert_not type.changed?(-5, -5, '-5') - assert_not type.changed?(-5, -5, '-5.0') - assert_not type.changed?(nil, nil, nil) - end - - test "values below int min value are out of range" do - assert_raises(::RangeError) do - Integer.new.serialize(-2147483649) - end - end - - test "values above int max value are out of range" do - assert_raises(::RangeError) do - Integer.new.serialize(2147483648) - end - end - - test "very small numbers are out of range" do - assert_raises(::RangeError) do - Integer.new.serialize(-9999999999999999999999999999999) - end - end - - test "very large numbers are out of range" do - assert_raises(::RangeError) do - Integer.new.serialize(9999999999999999999999999999999) - end - end - - test "normal numbers are in range" do - type = Integer.new - assert_equal(0, type.serialize(0)) - assert_equal(-1, type.serialize(-1)) - assert_equal(1, type.serialize(1)) - end - - test "int max value is in range" do - assert_equal(2147483647, Integer.new.serialize(2147483647)) - end - - test "int min value is in range" do - assert_equal(-2147483648, Integer.new.serialize(-2147483648)) - end - - test "columns with a larger limit have larger ranges" do - type = Integer.new(limit: 8) - - assert_equal(9223372036854775807, type.serialize(9223372036854775807)) - assert_equal(-9223372036854775808, type.serialize(-9223372036854775808)) - assert_raises(::RangeError) do - type.serialize(-9999999999999999999999999999999) - end - assert_raises(::RangeError) do - type.serialize(9999999999999999999999999999999) - end - end - test "values which are out of range can be re-assigned" do klass = Class.new(ActiveRecord::Base) do self.table_name = 'posts' diff --git a/activerecord/test/cases/type/string_test.rb b/activerecord/test/cases/type/string_test.rb index 56e9bf434d..6fe6d46711 100644 --- a/activerecord/test/cases/type/string_test.rb +++ b/activerecord/test/cases/type/string_test.rb @@ -2,20 +2,6 @@ require 'cases/helper' module ActiveRecord class StringTypeTest < ActiveRecord::TestCase - test "type casting" do - type = Type::String.new - assert_equal "t", type.cast(true) - assert_equal "f", type.cast(false) - assert_equal "123", type.cast(123) - end - - test "values are duped coming out" do - s = "foo" - type = Type::String.new - assert_not_same s, type.cast(s) - assert_not_same s, type.deserialize(s) - end - test "string mutations are detected" do klass = Class.new(Base) klass.table_name = 'authors' diff --git a/activerecord/test/cases/type/unsigned_integer_test.rb b/activerecord/test/cases/type/unsigned_integer_test.rb deleted file mode 100644 index f2c910eade..0000000000 --- a/activerecord/test/cases/type/unsigned_integer_test.rb +++ /dev/null @@ -1,17 +0,0 @@ -require "cases/helper" - -module ActiveRecord - module Type - class UnsignedIntegerTest < ActiveRecord::TestCase - test "unsigned int max value is in range" do - assert_equal(4294967295, UnsignedInteger.new.serialize(4294967295)) - end - - test "minus value is out of range" do - assert_raises(::RangeError) do - UnsignedInteger.new.serialize(-1) - end - end - end - end -end diff --git a/activerecord/test/cases/types_test.rb b/activerecord/test/cases/types_test.rb index 9b1859c2ce..81fcf04a27 100644 --- a/activerecord/test/cases/types_test.rb +++ b/activerecord/test/cases/types_test.rb @@ -3,111 +3,6 @@ require "cases/helper" module ActiveRecord module ConnectionAdapters class TypesTest < ActiveRecord::TestCase - def test_type_cast_boolean - type = Type::Boolean.new - assert type.cast('').nil? - assert type.cast(nil).nil? - - assert type.cast(true) - assert type.cast(1) - assert type.cast('1') - assert type.cast('t') - assert type.cast('T') - assert type.cast('true') - assert type.cast('TRUE') - assert type.cast('on') - assert type.cast('ON') - assert type.cast(' ') - assert type.cast("\u3000\r\n") - assert type.cast("\u0000") - assert type.cast('SOMETHING RANDOM') - - # explicitly check for false vs nil - assert_equal false, type.cast(false) - assert_equal false, type.cast(0) - assert_equal false, type.cast('0') - assert_equal false, type.cast('f') - assert_equal false, type.cast('F') - assert_equal false, type.cast('false') - assert_equal false, type.cast('FALSE') - assert_equal false, type.cast('off') - assert_equal false, type.cast('OFF') - end - - def test_type_cast_float - type = Type::Float.new - assert_equal 1.0, type.cast("1") - end - - def test_changing_float - type = Type::Float.new - - assert type.changed?(5.0, 5.0, '5wibble') - assert_not type.changed?(5.0, 5.0, '5') - assert_not type.changed?(5.0, 5.0, '5.0') - assert_not type.changed?(nil, nil, nil) - end - - def test_type_cast_binary - type = Type::Binary.new - assert_equal nil, type.cast(nil) - assert_equal "1", type.cast("1") - assert_equal 1, type.cast(1) - end - - def test_type_cast_time - type = Type::Time.new - assert_equal nil, type.cast(nil) - assert_equal nil, type.cast('') - assert_equal nil, type.cast('ABC') - - time_string = Time.now.utc.strftime("%T") - assert_equal time_string, type.cast(time_string).strftime("%T") - end - - def test_type_cast_datetime_and_timestamp - type = Type::DateTime.new - assert_equal nil, type.cast(nil) - assert_equal nil, type.cast('') - assert_equal nil, type.cast(' ') - assert_equal nil, type.cast('ABC') - - datetime_string = Time.now.utc.strftime("%FT%T") - assert_equal datetime_string, type.cast(datetime_string).strftime("%FT%T") - end - - def test_type_cast_date - type = Type::Date.new - assert_equal nil, type.cast(nil) - assert_equal nil, type.cast('') - assert_equal nil, type.cast(' ') - assert_equal nil, type.cast('ABC') - - date_string = Time.now.utc.strftime("%F") - assert_equal date_string, type.cast(date_string).strftime("%F") - end - - def test_type_cast_duration_to_integer - type = Type::Integer.new - assert_equal 1800, type.cast(30.minutes) - assert_equal 7200, type.cast(2.hours) - end - - def test_string_to_time_with_timezone - [:utc, :local].each do |zone| - with_timezone_config default: zone do - type = Type::DateTime.new - assert_equal Time.utc(2013, 9, 4, 0, 0, 0), type.cast("Wed, 04 Sep 2013 03:00:00 EAT") - end - end - end - - def test_type_equality - assert_equal Type::Value.new, Type::Value.new - assert_not_equal Type::Value.new, Type::Integer.new - assert_not_equal Type::Value.new(precision: 1), Type::Value.new(precision: 2) - end - def test_attributes_which_are_invalid_for_database_can_still_be_reassigned type_which_cannot_go_to_the_database = Type::Value.new def type_which_cannot_go_to_the_database.serialize(*) diff --git a/activerecord/test/cases/validations/absence_validation_test.rb b/activerecord/test/cases/validations/absence_validation_test.rb new file mode 100644 index 0000000000..dd43ee358c --- /dev/null +++ b/activerecord/test/cases/validations/absence_validation_test.rb @@ -0,0 +1,75 @@ +require "cases/helper" +require 'models/face' +require 'models/interest' +require 'models/man' +require 'models/topic' + +class AbsenceValidationTest < ActiveRecord::TestCase + def test_non_association + boy_klass = Class.new(Man) do + def self.name; "Boy" end + validates_absence_of :name + end + + assert boy_klass.new.valid? + assert_not boy_klass.new(name: "Alex").valid? + end + + def test_has_one_marked_for_destruction + boy_klass = Class.new(Man) do + def self.name; "Boy" end + validates_absence_of :face + end + + boy = boy_klass.new(face: Face.new) + assert_not boy.valid?, "should not be valid if has_one association is present" + assert_equal 1, boy.errors[:face].size, "should only add one error" + + boy.face.mark_for_destruction + assert boy.valid?, "should be valid if association is marked for destruction" + end + + def test_has_many_marked_for_destruction + boy_klass = Class.new(Man) do + def self.name; "Boy" end + validates_absence_of :interests + end + boy = boy_klass.new + boy.interests << [i1 = Interest.new, i2 = Interest.new] + assert_not boy.valid?, "should not be valid if has_many association is present" + + i1.mark_for_destruction + assert_not boy.valid?, "should not be valid if has_many association is present" + + i2.mark_for_destruction + assert boy.valid? + end + + def test_does_not_call_to_a_on_associations + boy_klass = Class.new(Man) do + def self.name; "Boy" end + validates_absence_of :face + end + + face_with_to_a = Face.new + def face_with_to_a.to_a; ['(/)', '(\)']; end + + assert_nothing_raised { boy_klass.new(face: face_with_to_a).valid? } + end + + def test_does_not_validate_if_parent_record_is_validate_false + repair_validations(Interest) do + Interest.validates_absence_of(:topic) + interest = Interest.new(topic: Topic.new(title: "Math")) + interest.save!(validate: false) + assert interest.persisted? + + man = Man.new(interest_ids: [interest.id]) + man.save! + + assert_equal man.interests.size, 1 + assert interest.valid? + assert man.valid? + end + end +end diff --git a/activerecord/test/cases/validations/association_validation_test.rb b/activerecord/test/cases/validations/association_validation_test.rb index bff5ffa65e..584a3dc0d8 100644 --- a/activerecord/test/cases/validations/association_validation_test.rb +++ b/activerecord/test/cases/validations/association_validation_test.rb @@ -45,6 +45,18 @@ class AssociationValidationTest < ActiveRecord::TestCase assert t.valid? end + def test_validates_associated_without_marked_for_destruction + reply = Class.new do + def valid? + true + end + end + Topic.validates_associated(:replies) + t = Topic.new + t.define_singleton_method(:replies) { [reply.new] } + assert t.valid? + end + def test_validates_associated_with_custom_message_using_quotes Reply.validates_associated :topic, :message=> "This string contains 'single' and \"double\" quotes" Topic.validates_presence_of :content diff --git a/activerecord/test/cases/validations/i18n_validation_test.rb b/activerecord/test/cases/validations/i18n_validation_test.rb index 268d7914b5..981239c4d6 100644 --- a/activerecord/test/cases/validations/i18n_validation_test.rb +++ b/activerecord/test/cases/validations/i18n_validation_test.rb @@ -53,8 +53,9 @@ class I18nValidationTest < ActiveRecord::TestCase test "validates_uniqueness_of on generated message #{name}" do Topic.validates_uniqueness_of :title, validation_options @topic.title = unique_topic.title - @topic.errors.expects(:generate_message).with(:title, :taken, generate_message_options.merge(:value => 'unique!')) - @topic.valid? + assert_called_with(@topic.errors, :generate_message, [:title, :taken, generate_message_options.merge(:value => 'unique!')]) do + @topic.valid? + end end end @@ -63,8 +64,9 @@ class I18nValidationTest < ActiveRecord::TestCase COMMON_CASES.each do |name, validation_options, generate_message_options| test "validates_associated on generated message #{name}" do Topic.validates_associated :replies, validation_options - replied_topic.errors.expects(:generate_message).with(:replies, :invalid, generate_message_options.merge(:value => replied_topic.replies)) - replied_topic.save + assert_called_with(replied_topic.errors, :generate_message, [:replies, :invalid, generate_message_options.merge(:value => replied_topic.replies)]) do + replied_topic.save + end end end diff --git a/activerecord/test/cases/validations/length_validation_test.rb b/activerecord/test/cases/validations/length_validation_test.rb index f95f8f0b8f..c5d8f8895c 100644 --- a/activerecord/test/cases/validations/length_validation_test.rb +++ b/activerecord/test/cases/validations/length_validation_test.rb @@ -1,4 +1,3 @@ -# -*- coding: utf-8 -*- require "cases/helper" require 'models/owner' require 'models/pet' diff --git a/activerecord/test/cases/validations/uniqueness_validation_test.rb b/activerecord/test/cases/validations/uniqueness_validation_test.rb index 2608c84be2..7502a55391 100644 --- a/activerecord/test/cases/validations/uniqueness_validation_test.rb +++ b/activerecord/test/cases/validations/uniqueness_validation_test.rb @@ -4,6 +4,7 @@ require 'models/reply' require 'models/warehouse_thing' require 'models/guid' require 'models/event' +require 'models/dashboard' class Wizard < ActiveRecord::Base self.abstract_class = true @@ -427,4 +428,45 @@ class UniquenessValidationTest < ActiveRecord::TestCase assert reply.valid? assert topic.valid? end + + def test_validate_uniqueness_of_custom_primary_key + klass = Class.new(ActiveRecord::Base) do + self.table_name = "keyboards" + self.primary_key = :key_number + + validates_uniqueness_of :key_number + + def self.name + "Keyboard" + end + end + + klass.create!(key_number: 10) + key2 = klass.create!(key_number: 11) + + key2.key_number = 10 + assert_not key2.valid? + end + + def test_validate_uniqueness_without_primary_key + klass = Class.new(ActiveRecord::Base) do + self.table_name = "dashboards" + + validates_uniqueness_of :dashboard_id + + def self.name; "Dashboard" end + end + + abc = klass.create!(dashboard_id: "abc") + assert klass.new(dashboard_id: "xyz").valid? + assert_not klass.new(dashboard_id: "abc").valid? + + abc.dashboard_id = "def" + + e = assert_raises ActiveRecord::UnknownPrimaryKey do + abc.save! + end + assert_match(/\AUnknown primary key for table dashboards in model/, e.message) + assert_match(/Can not validate uniqueness for persisted record without primary key.\z/, e.message) + end end diff --git a/activerecord/test/cases/validations_test.rb b/activerecord/test/cases/validations_test.rb index f4f316f393..d04f4f7ce7 100644 --- a/activerecord/test/cases/validations_test.rb +++ b/activerecord/test/cases/validations_test.rb @@ -52,6 +52,13 @@ class ValidationsTest < ActiveRecord::TestCase assert r.valid?(:special_case) end + def test_invalid_using_multiple_contexts + r = WrongReply.new(:title => 'Wrong Create') + assert r.invalid?([:special_case, :create]) + assert_equal "Invalid", r.errors[:author_name].join + assert_equal "is Wrong Create", r.errors[:title].join + end + def test_validate r = WrongReply.new @@ -161,4 +168,15 @@ class ValidationsTest < ActiveRecord::TestCase ensure Topic.reset_column_information end + + def test_acceptance_validator_doesnt_require_db_connection + klass = Class.new(ActiveRecord::Base) do + self.table_name = 'posts' + end + klass.reset_column_information + + assert_no_queries do + klass.validates_acceptance_of(:foo) + end + end end diff --git a/activerecord/test/cases/view_test.rb b/activerecord/test/cases/view_test.rb index 3aed90ba36..f3c2d2f30e 100644 --- a/activerecord/test/cases/view_test.rb +++ b/activerecord/test/cases/view_test.rb @@ -1,7 +1,9 @@ require "cases/helper" require "models/book" +require "support/schema_dumping_helper" module ViewBehavior + include SchemaDumpingHelper extend ActiveSupport::Concern included do @@ -31,9 +33,24 @@ module ViewBehavior assert_equal ["Ruby for Rails"], books.map(&:name) end + def test_views + assert_equal [Ebook.table_name], @connection.views + end + + def test_view_exists + view_name = Ebook.table_name + assert @connection.view_exists?(view_name), "'#{view_name}' view should exist" + end + def test_table_exists view_name = Ebook.table_name - assert @connection.table_exists?(view_name), "'#{view_name}' table should exist" + # TODO: switch this assertion around once we changed #tables to not return views. + ActiveSupport::Deprecation.silence { assert @connection.table_exists?(view_name), "'#{view_name}' table should exist" } + end + + def test_views_ara_valid_data_sources + view_name = Ebook.table_name + assert @connection.data_source_exists?(view_name), "'#{view_name}' should be a data source" end def test_column_definitions @@ -53,6 +70,11 @@ module ViewBehavior end assert_nil model.primary_key end + + def test_does_not_dump_view_as_table + schema = dump_table_schema "ebooks" + assert_no_match %r{create_table "ebooks"}, schema + end end if ActiveRecord::Base.connection.supports_views? @@ -65,11 +87,12 @@ class ViewWithPrimaryKeyTest < ActiveRecord::TestCase end def drop_view(name) - @connection.execute "DROP VIEW #{name}" if @connection.table_exists? name + @connection.execute "DROP VIEW #{name}" if @connection.view_exists? name end end class ViewWithoutPrimaryKeyTest < ActiveRecord::TestCase + include SchemaDumpingHelper fixtures :books class Paperback < ActiveRecord::Base; end @@ -83,7 +106,7 @@ class ViewWithoutPrimaryKeyTest < ActiveRecord::TestCase end teardown do - @connection.execute "DROP VIEW paperbacks" if @connection.table_exists? "paperbacks" + @connection.execute "DROP VIEW paperbacks" if @connection.view_exists? "paperbacks" end def test_reading @@ -91,9 +114,19 @@ class ViewWithoutPrimaryKeyTest < ActiveRecord::TestCase assert_equal ["Agile Web Development with Rails"], books.map(&:name) end + def test_views + assert_equal [Paperback.table_name], @connection.views + end + + def test_view_exists + view_name = Paperback.table_name + assert @connection.view_exists?(view_name), "'#{view_name}' view should exist" + end + def test_table_exists view_name = Paperback.table_name - assert @connection.table_exists?(view_name), "'#{view_name}' table should exist" + # TODO: switch this assertion around once we changed #tables to not return views. + ActiveSupport::Deprecation.silence { assert @connection.table_exists?(view_name), "'#{view_name}' table should exist" } end def test_column_definitions @@ -102,12 +135,82 @@ class ViewWithoutPrimaryKeyTest < ActiveRecord::TestCase end def test_attributes - assert_equal({"name" => "Agile Web Development with Rails", "status" => 0}, + assert_equal({"name" => "Agile Web Development with Rails", "status" => 2}, Paperback.first.attributes) end def test_does_not_have_a_primary_key assert_nil Paperback.primary_key end + + def test_does_not_dump_view_as_table + schema = dump_table_schema "paperbacks" + assert_no_match %r{create_table "paperbacks"}, schema + end +end + +# sqlite dose not support CREATE, INSERT, and DELETE for VIEW +if current_adapter?(:Mysql2Adapter, :PostgreSQLAdapter) +class UpdateableViewTest < ActiveRecord::TestCase + self.use_transactional_tests = false + fixtures :books + + class PrintedBook < ActiveRecord::Base + self.primary_key = "id" + end + + setup do + @connection = ActiveRecord::Base.connection + @connection.execute <<-SQL + CREATE VIEW printed_books + AS SELECT id, name, status, format FROM books WHERE format = 'paperback' + SQL + end + + teardown do + @connection.execute "DROP VIEW printed_books" if @connection.view_exists? "printed_books" + end + + def test_update_record + book = PrintedBook.first + book.name = "AWDwR" + book.save! + book.reload + assert_equal "AWDwR", book.name + end + + def test_insert_record + PrintedBook.create! name: "Rails in Action", status: 0, format: "paperback" + + new_book = PrintedBook.last + assert_equal "Rails in Action", new_book.name + end + + def test_update_record_to_fail_view_conditions + book = PrintedBook.first + book.format = "ebook" + book.save! + + assert_raises ActiveRecord::RecordNotFound do + book.reload + end + end +end +end # end fo `if current_adapter?(:Mysql2Adapter, :PostgreSQLAdapter)` +end # end fo `if ActiveRecord::Base.connection.supports_views?` + +if ActiveRecord::Base.connection.respond_to?(:supports_materialized_views?) && + ActiveRecord::Base.connection.supports_materialized_views? +class MaterializedViewTest < ActiveRecord::PostgreSQLTestCase + include ViewBehavior + + private + def create_view(name, query) + @connection.execute "CREATE MATERIALIZED VIEW #{name} AS #{query}" + end + + def drop_view(name) + @connection.execute "DROP MATERIALIZED VIEW #{name}" if @connection.view_exists? name + end end end diff --git a/activerecord/test/cases/xml_serialization_test.rb b/activerecord/test/cases/xml_serialization_test.rb deleted file mode 100644 index b30b50f597..0000000000 --- a/activerecord/test/cases/xml_serialization_test.rb +++ /dev/null @@ -1,447 +0,0 @@ -require "cases/helper" -require "rexml/document" -require 'models/contact' -require 'models/post' -require 'models/author' -require 'models/comment' -require 'models/company_in_module' -require 'models/toy' -require 'models/topic' -require 'models/reply' -require 'models/company' - -class XmlSerializationTest < ActiveRecord::TestCase - def test_should_serialize_default_root - @xml = Contact.new.to_xml - assert_match %r{^<contact>}, @xml - assert_match %r{</contact>$}, @xml - end - - def test_should_serialize_default_root_with_namespace - @xml = Contact.new.to_xml :namespace=>"http://xml.rubyonrails.org/contact" - assert_match %r{^<contact xmlns="http://xml\.rubyonrails\.org/contact">}, @xml - assert_match %r{</contact>$}, @xml - end - - def test_should_serialize_custom_root - @xml = Contact.new.to_xml :root => 'xml_contact' - assert_match %r{^<xml-contact>}, @xml - assert_match %r{</xml-contact>$}, @xml - end - - def test_should_allow_undasherized_tags - @xml = Contact.new.to_xml :root => 'xml_contact', :dasherize => false - assert_match %r{^<xml_contact>}, @xml - assert_match %r{</xml_contact>$}, @xml - assert_match %r{<created_at}, @xml - end - - def test_should_allow_camelized_tags - @xml = Contact.new.to_xml :root => 'xml_contact', :camelize => true - assert_match %r{^<XmlContact>}, @xml - assert_match %r{</XmlContact>$}, @xml - assert_match %r{<CreatedAt}, @xml - end - - def test_should_allow_skipped_types - @xml = Contact.new(:age => 25).to_xml :skip_types => true - assert %r{<age>25</age>}.match(@xml) - end - - def test_should_include_yielded_additions - @xml = Contact.new.to_xml do |xml| - xml.creator "David" - end - assert_match %r{<creator>David</creator>}, @xml - end - - def test_to_xml_with_block - value = "Rockin' the block" - xml = Contact.new.to_xml(:skip_instruct => true) do |_xml| - _xml.tag! "arbitrary-element", value - end - assert_equal "<contact>", xml.first(9) - assert xml.include?(%(<arbitrary-element>#{value}</arbitrary-element>)) - end - - def test_should_skip_instruct_for_included_records - @contact = Contact.new - @contact.alternative = Contact.new(:name => 'Copa Cabana') - @xml = @contact.to_xml(:include => [ :alternative ]) - assert_equal @xml.index('<?xml '), 0 - assert_nil @xml.index('<?xml ', 1) - end -end - -class DefaultXmlSerializationTest < ActiveRecord::TestCase - def setup - @contact = Contact.new( - :name => 'aaron stack', - :age => 25, - :avatar => 'binarydata', - :created_at => Time.utc(2006, 8, 1), - :awesome => false, - :preferences => { :gem => 'ruby' } - ) - end - - def test_should_serialize_string - assert_match %r{<name>aaron stack</name>}, @contact.to_xml - end - - def test_should_serialize_integer - assert_match %r{<age type="integer">25</age>}, @contact.to_xml - end - - def test_should_serialize_binary - xml = @contact.to_xml - assert_match %r{YmluYXJ5ZGF0YQ==\n</avatar>}, xml - assert_match %r{<avatar(.*)(type="binary")}, xml - assert_match %r{<avatar(.*)(encoding="base64")}, xml - end - - def test_should_serialize_datetime - assert_match %r{<created-at type=\"dateTime\">2006-08-01T00:00:00Z</created-at>}, @contact.to_xml - end - - def test_should_serialize_boolean - assert_match %r{<awesome type=\"boolean\">false</awesome>}, @contact.to_xml - end - - def test_should_serialize_hash - assert_match %r{<preferences>\s*<gem>ruby</gem>\s*</preferences>}m, @contact.to_xml - end - - def test_uses_serializable_hash_with_only_option - def @contact.serializable_hash(options=nil) - super(only: %w(name)) - end - - xml = @contact.to_xml - assert_match %r{<name>aaron stack</name>}, xml - assert_no_match %r{age}, xml - assert_no_match %r{awesome}, xml - end - - def test_uses_serializable_hash_with_except_option - def @contact.serializable_hash(options=nil) - super(except: %w(age)) - end - - xml = @contact.to_xml - assert_match %r{<name>aaron stack</name>}, xml - assert_match %r{<awesome type=\"boolean\">false</awesome>}, xml - assert_no_match %r{age}, xml - end - - def test_does_not_include_inheritance_column_from_sti - @contact = ContactSti.new(@contact.attributes) - assert_equal 'ContactSti', @contact.type - - xml = @contact.to_xml - assert_match %r{<name>aaron stack</name>}, xml - assert_no_match %r{<type}, xml - assert_no_match %r{ContactSti}, xml - end - - def test_serializable_hash_with_default_except_option_and_excluding_inheritance_column_from_sti - @contact = ContactSti.new(@contact.attributes) - assert_equal 'ContactSti', @contact.type - - def @contact.serializable_hash(options={}) - super({ except: %w(age) }.merge!(options)) - end - - xml = @contact.to_xml - assert_match %r{<name>aaron stack</name>}, xml - assert_no_match %r{age}, xml - assert_no_match %r{<type}, xml - assert_no_match %r{ContactSti}, xml - end -end - -class DefaultXmlSerializationTimezoneTest < ActiveRecord::TestCase - def test_should_serialize_datetime_with_timezone - with_timezone_config zone: "Pacific Time (US & Canada)" do - toy = Toy.create(:name => 'Mickey', :updated_at => Time.utc(2006, 8, 1)) - assert_match %r{<updated-at type=\"dateTime\">2006-07-31T17:00:00-07:00</updated-at>}, toy.to_xml - end - end - - def test_should_serialize_datetime_with_timezone_reloaded - with_timezone_config zone: "Pacific Time (US & Canada)" do - toy = Toy.create(:name => 'Minnie', :updated_at => Time.utc(2006, 8, 1)).reload - assert_match %r{<updated-at type=\"dateTime\">2006-07-31T17:00:00-07:00</updated-at>}, toy.to_xml - end - end -end - -class NilXmlSerializationTest < ActiveRecord::TestCase - def setup - @xml = Contact.new.to_xml(:root => 'xml_contact') - end - - def test_should_serialize_string - assert_match %r{<name nil="true"/>}, @xml - end - - def test_should_serialize_integer - assert %r{<age (.*)/>}.match(@xml) - attributes = $1 - assert_match %r{nil="true"}, attributes - assert_match %r{type="integer"}, attributes - end - - def test_should_serialize_binary - assert %r{<avatar (.*)/>}.match(@xml) - attributes = $1 - assert_match %r{type="binary"}, attributes - assert_match %r{encoding="base64"}, attributes - assert_match %r{nil="true"}, attributes - end - - def test_should_serialize_datetime - assert %r{<created-at (.*)/>}.match(@xml) - attributes = $1 - assert_match %r{nil="true"}, attributes - assert_match %r{type="dateTime"}, attributes - end - - def test_should_serialize_boolean - assert %r{<awesome (.*)/>}.match(@xml) - attributes = $1 - assert_match %r{type="boolean"}, attributes - assert_match %r{nil="true"}, attributes - end - - def test_should_serialize_yaml - assert_match %r{<preferences nil=\"true\"/>}, @xml - end -end - -class DatabaseConnectedXmlSerializationTest < ActiveRecord::TestCase - fixtures :topics, :companies, :accounts, :authors, :posts, :projects - - def test_to_xml - xml = REXML::Document.new(topics(:first).to_xml(:indent => 0)) - bonus_time_in_current_timezone = topics(:first).bonus_time.xmlschema - written_on_in_current_timezone = topics(:first).written_on.xmlschema - - assert_equal "topic", xml.root.name - assert_equal "The First Topic" , xml.elements["//title"].text - assert_equal "David" , xml.elements["//author-name"].text - assert_match "Have a nice day", xml.elements["//content"].text - - assert_equal "1", xml.elements["//id"].text - assert_equal "integer" , xml.elements["//id"].attributes['type'] - - assert_equal "1", xml.elements["//replies-count"].text - assert_equal "integer" , xml.elements["//replies-count"].attributes['type'] - - assert_equal written_on_in_current_timezone, xml.elements["//written-on"].text - assert_equal "dateTime" , xml.elements["//written-on"].attributes['type'] - - assert_equal "david@loudthinking.com", xml.elements["//author-email-address"].text - - assert_equal nil, xml.elements["//parent-id"].text - assert_equal "integer", xml.elements["//parent-id"].attributes['type'] - assert_equal "true", xml.elements["//parent-id"].attributes['nil'] - - # Oracle enhanced adapter allows to define Date attributes in model class (see topic.rb) - assert_equal "2004-04-15", xml.elements["//last-read"].text - assert_equal "date" , xml.elements["//last-read"].attributes['type'] - - # Oracle and DB2 don't have true boolean or time-only fields - unless current_adapter?(:OracleAdapter, :DB2Adapter) - assert_equal "false", xml.elements["//approved"].text - assert_equal "boolean" , xml.elements["//approved"].attributes['type'] - - assert_equal bonus_time_in_current_timezone, xml.elements["//bonus-time"].text - assert_equal "dateTime" , xml.elements["//bonus-time"].attributes['type'] - end - end - - def test_except_option - xml = topics(:first).to_xml(:indent => 0, :skip_instruct => true, :except => [:title, :replies_count]) - assert_equal "<topic>", xml.first(7) - assert !xml.include?(%(<title>The First Topic</title>)) - assert xml.include?(%(<author-name>David</author-name>)) - - xml = topics(:first).to_xml(:indent => 0, :skip_instruct => true, :except => [:title, :author_name, :replies_count]) - assert !xml.include?(%(<title>The First Topic</title>)) - assert !xml.include?(%(<author-name>David</author-name>)) - end - - # to_xml used to mess with the hash the user provided which - # caused the builder to be reused. This meant the document kept - # getting appended to. - - def test_modules - projects = MyApplication::Business::Project.all - xml = projects.to_xml - root = projects.first.class.to_s.underscore.pluralize.tr('/','_').dasherize - assert_match "<#{root} type=\"array\">", xml - assert_match "</#{root}>", xml - end - - def test_passing_hash_shouldnt_reuse_builder - options = {:include=>:posts} - david = authors(:david) - first_xml_size = david.to_xml(options).size - second_xml_size = david.to_xml(options).size - assert_equal first_xml_size, second_xml_size - end - - def test_include_uses_association_name - xml = authors(:david).to_xml :include=>:hello_posts, :indent => 0 - assert_match %r{<hello-posts type="array">}, xml - assert_match %r{<hello-post type="Post">}, xml - assert_match %r{<hello-post type="StiPost">}, xml - end - - def test_included_associations_should_skip_types - xml = authors(:david).to_xml :include=>:hello_posts, :indent => 0, :skip_types => true - assert_match %r{<hello-posts>}, xml - assert_match %r{<hello-post>}, xml - assert_match %r{<hello-post>}, xml - end - - def test_including_has_many_association - xml = topics(:first).to_xml(:indent => 0, :skip_instruct => true, :include => :replies, :except => :replies_count) - assert_equal "<topic>", xml.first(7) - assert xml.include?(%(<replies type="array"><reply>)) - assert xml.include?(%(<title>The Second Topic of the day</title>)) - end - - def test_including_belongs_to_association - xml = companies(:first_client).to_xml(:indent => 0, :skip_instruct => true, :include => :firm) - assert !xml.include?("<firm>") - - xml = companies(:second_client).to_xml(:indent => 0, :skip_instruct => true, :include => :firm) - assert xml.include?("<firm>") - end - - def test_including_multiple_associations - xml = companies(:first_firm).to_xml(:indent => 0, :skip_instruct => true, :include => [ :clients, :account ]) - assert_equal "<firm>", xml.first(6) - assert xml.include?(%(<account>)) - assert xml.include?(%(<clients type="array"><client>)) - end - - def test_including_association_with_options - xml = companies(:first_firm).to_xml( - :indent => 0, :skip_instruct => true, - :include => { :clients => { :only => :name } } - ) - - assert_equal "<firm>", xml.first(6) - assert xml.include?(%(<client><name>Summit</name></client>)) - assert xml.include?(%(<clients type="array"><client>)) - end - - def test_methods_are_called_on_object - xml = authors(:david).to_xml :methods => :label, :indent => 0 - assert_match %r{<label>.*</label>}, xml - end - - def test_should_not_call_methods_on_associations_that_dont_respond - xml = authors(:david).to_xml :include=>:hello_posts, :methods => :label, :indent => 2 - assert !authors(:david).hello_posts.first.respond_to?(:label) - assert_match %r{^ <label>.*</label>}, xml - assert_no_match %r{^ <label>}, xml - end - - def test_procs_are_called_on_object - proc = Proc.new { |options| options[:builder].tag!('nationality', 'Danish') } - xml = authors(:david).to_xml(:procs => [ proc ]) - assert_match %r{<nationality>Danish</nationality>}, xml - end - - def test_dual_arity_procs_are_called_on_object - proc = Proc.new { |options, record| options[:builder].tag!('name-reverse', record.name.reverse) } - xml = authors(:david).to_xml(:procs => [ proc ]) - assert_match %r{<name-reverse>divaD</name-reverse>}, xml - end - - def test_top_level_procs_arent_applied_to_associations - author_proc = Proc.new { |options| options[:builder].tag!('nationality', 'Danish') } - xml = authors(:david).to_xml(:procs => [ author_proc ], :include => :posts, :indent => 2) - - assert_match %r{^ <nationality>Danish</nationality>}, xml - assert_no_match %r{^ {6}<nationality>Danish</nationality>}, xml - end - - def test_procs_on_included_associations_are_called - posts_proc = Proc.new { |options| options[:builder].tag!('copyright', 'DHH') } - xml = authors(:david).to_xml( - :indent => 2, - :include => { - :posts => { :procs => [ posts_proc ] } - } - ) - - assert_no_match %r{^ <copyright>DHH</copyright>}, xml - assert_match %r{^ {6}<copyright>DHH</copyright>}, xml - end - - def test_should_include_empty_has_many_as_empty_array - authors(:david).posts.delete_all - xml = authors(:david).to_xml :include=>:posts, :indent => 2 - - assert_equal [], Hash.from_xml(xml)['author']['posts'] - assert_match %r{^ <posts type="array"/>}, xml - end - - def test_should_has_many_array_elements_should_include_type_when_different_from_guessed_value - xml = authors(:david).to_xml :include=>:posts_with_comments, :indent => 2 - - assert Hash.from_xml(xml) - assert_match %r{^ <posts-with-comments type="array">}, xml - assert_match %r{^ <posts-with-comment type="Post">}, xml - assert_match %r{^ <posts-with-comment type="StiPost">}, xml - - types = Hash.from_xml(xml)['author']['posts_with_comments'].collect {|t| t['type'] } - assert types.include?('SpecialPost') - assert types.include?('Post') - assert types.include?('StiPost') - end - - def test_should_produce_xml_for_methods_returning_array - xml = authors(:david).to_xml(:methods => :social) - array = Hash.from_xml(xml)['author']['social'] - assert_equal 2, array.size - assert array.include? 'twitter' - assert array.include? 'github' - end - - def test_should_support_aliased_attributes - xml = Author.select("name as firstname").to_xml - Author.all.each do |author| - assert xml.include?(%(<firstname>#{author.name}</firstname>)), xml - end - end - - def test_array_to_xml_including_has_many_association - xml = [ topics(:first), topics(:second) ].to_xml(:indent => 0, :skip_instruct => true, :include => :replies) - assert xml.include?(%(<replies type="array"><reply>)) - end - - def test_array_to_xml_including_methods - xml = [ topics(:first), topics(:second) ].to_xml(:indent => 0, :skip_instruct => true, :methods => [ :topic_id ]) - assert xml.include?(%(<topic-id type="integer">#{topics(:first).topic_id}</topic-id>)), xml - assert xml.include?(%(<topic-id type="integer">#{topics(:second).topic_id}</topic-id>)), xml - end - - def test_array_to_xml_including_has_one_association - xml = [ companies(:first_firm), companies(:rails_core) ].to_xml(:indent => 0, :skip_instruct => true, :include => :account) - assert xml.include?(companies(:first_firm).account.to_xml(:indent => 0, :skip_instruct => true)) - assert xml.include?(companies(:rails_core).account.to_xml(:indent => 0, :skip_instruct => true)) - end - - def test_array_to_xml_including_belongs_to_association - xml = [ companies(:first_client), companies(:second_client), companies(:another_client) ].to_xml(:indent => 0, :skip_instruct => true, :include => :firm) - assert xml.include?(companies(:first_client).to_xml(:indent => 0, :skip_instruct => true)) - assert xml.include?(companies(:second_client).firm.to_xml(:indent => 0, :skip_instruct => true)) - assert xml.include?(companies(:another_client).firm.to_xml(:indent => 0, :skip_instruct => true)) - end -end diff --git a/activerecord/test/config.example.yml b/activerecord/test/config.example.yml index e3b55d640e..58e2d45748 100644 --- a/activerecord/test/config.example.yml +++ b/activerecord/test/config.example.yml @@ -51,15 +51,6 @@ connections: password: arunit database: arunit2 - mysql: - arunit: - username: rails - encoding: utf8 - collation: utf8_unicode_ci - arunit2: - username: rails - encoding: utf8 - mysql2: arunit: username: rails diff --git a/activerecord/test/fixtures/author_addresses.yml b/activerecord/test/fixtures/author_addresses.yml index 7b90572187..cf75e5998d 100644 --- a/activerecord/test/fixtures/author_addresses.yml +++ b/activerecord/test/fixtures/author_addresses.yml @@ -3,3 +3,9 @@ david_address: david_address_extra: id: 2 + +mary_address: + id: 3 + +bob_address: + id: 4 diff --git a/activerecord/test/fixtures/authors.yml b/activerecord/test/fixtures/authors.yml index 832236a486..41c124179e 100644 --- a/activerecord/test/fixtures/authors.yml +++ b/activerecord/test/fixtures/authors.yml @@ -9,7 +9,9 @@ david: mary: id: 2 name: Mary + author_address_id: 3 bob: id: 3 name: Bob + author_address_id: 4 diff --git a/activerecord/test/fixtures/bad_posts.yml b/activerecord/test/fixtures/bad_posts.yml new file mode 100644 index 0000000000..addee8e3bf --- /dev/null +++ b/activerecord/test/fixtures/bad_posts.yml @@ -0,0 +1,9 @@ +# Please do not use this fixture without `set_fixture_class` as Post + +_fixture: + model_class: BadPostModel + +bad_welcome: + author_id: 1 + title: Welcome to the another weblog + body: It's really nice today diff --git a/activerecord/test/fixtures/books.yml b/activerecord/test/fixtures/books.yml index abe56752c6..a304fba399 100644 --- a/activerecord/test/fixtures/books.yml +++ b/activerecord/test/fixtures/books.yml @@ -3,9 +3,29 @@ awdr: id: 1 name: "Agile Web Development with Rails" format: "paperback" + status: :published + read_status: :read + language: :english + author_visibility: :visible + illustrator_visibility: :visible + font_size: :medium rfr: author_id: 1 id: 2 name: "Ruby for Rails" format: "ebook" + status: "proposed" + read_status: "reading" + +ddd: + author_id: 1 + id: 3 + name: "Domain-Driven Design" + format: "hardcover" + status: 2 + +tlg: + author_id: 1 + id: 4 + name: "Thoughtleadering" diff --git a/activerecord/test/fixtures/content.yml b/activerecord/test/fixtures/content.yml new file mode 100644 index 0000000000..0d12ee03dc --- /dev/null +++ b/activerecord/test/fixtures/content.yml @@ -0,0 +1,3 @@ +content: + id: 1 + title: How to use Rails diff --git a/activerecord/test/fixtures/content_positions.yml b/activerecord/test/fixtures/content_positions.yml new file mode 100644 index 0000000000..9e85773f8e --- /dev/null +++ b/activerecord/test/fixtures/content_positions.yml @@ -0,0 +1,3 @@ +content_positions: + id: 1 + content_id: 1 diff --git a/activerecord/test/fixtures/doubloons.yml b/activerecord/test/fixtures/doubloons.yml new file mode 100644 index 0000000000..efd1643971 --- /dev/null +++ b/activerecord/test/fixtures/doubloons.yml @@ -0,0 +1,3 @@ +blackbeards_doubloon: + pirate: blackbeard + weight: 2 diff --git a/activerecord/test/fixtures/naked/yml/parrots.yml b/activerecord/test/fixtures/naked/yml/parrots.yml new file mode 100644 index 0000000000..3e10331105 --- /dev/null +++ b/activerecord/test/fixtures/naked/yml/parrots.yml @@ -0,0 +1,2 @@ +george: + arrr: "Curious George" diff --git a/activerecord/test/fixtures/naked/yml/trees.yml b/activerecord/test/fixtures/naked/yml/trees.yml new file mode 100644 index 0000000000..d163b98f21 --- /dev/null +++ b/activerecord/test/fixtures/naked/yml/trees.yml @@ -0,0 +1,3 @@ +root: + :id: 1 + :name: The Root diff --git a/activerecord/test/fixtures/nodes.yml b/activerecord/test/fixtures/nodes.yml new file mode 100644 index 0000000000..b8bb8216ee --- /dev/null +++ b/activerecord/test/fixtures/nodes.yml @@ -0,0 +1,29 @@ +grandparent: + id: 1 + tree_id: 1 + name: Grand Parent + +parent_a: + id: 2 + tree_id: 1 + parent_id: 1 + name: Parent A + +parent_b: + id: 3 + tree_id: 1 + parent_id: 1 + name: Parent B + +child_one_of_a: + id: 4 + tree_id: 1 + parent_id: 2 + name: Child one + +child_two_of_b: + id: 5 + tree_id: 1 + parent_id: 2 + name: Child two + diff --git a/activerecord/test/fixtures/other_comments.yml b/activerecord/test/fixtures/other_comments.yml new file mode 100644 index 0000000000..55e8216ec7 --- /dev/null +++ b/activerecord/test/fixtures/other_comments.yml @@ -0,0 +1,6 @@ +_fixture: + model_class: Comment + +second_greetings: + post: second_welcome + body: Thank you for the second welcome diff --git a/activerecord/test/fixtures/other_posts.yml b/activerecord/test/fixtures/other_posts.yml new file mode 100644 index 0000000000..39ff763547 --- /dev/null +++ b/activerecord/test/fixtures/other_posts.yml @@ -0,0 +1,7 @@ +_fixture: + model_class: Post + +second_welcome: + author_id: 1 + title: Welcome to the another weblog + body: It's really nice today diff --git a/activerecord/test/fixtures/trees.yml b/activerecord/test/fixtures/trees.yml new file mode 100644 index 0000000000..9e030b7632 --- /dev/null +++ b/activerecord/test/fixtures/trees.yml @@ -0,0 +1,3 @@ +root: + id: 1 + name: The Root diff --git a/activerecord/test/migrations/10_urban/9_add_expressions.rb b/activerecord/test/migrations/10_urban/9_add_expressions.rb index 79a342e574..e908c9eabc 100644 --- a/activerecord/test/migrations/10_urban/9_add_expressions.rb +++ b/activerecord/test/migrations/10_urban/9_add_expressions.rb @@ -1,4 +1,4 @@ -class AddExpressions < ActiveRecord::Migration +class AddExpressions < ActiveRecord::Migration::Current def self.up create_table("expressions") do |t| t.column :expression, :string diff --git a/activerecord/test/migrations/decimal/1_give_me_big_numbers.rb b/activerecord/test/migrations/decimal/1_give_me_big_numbers.rb index 0aed7cbd84..549647de86 100644 --- a/activerecord/test/migrations/decimal/1_give_me_big_numbers.rb +++ b/activerecord/test/migrations/decimal/1_give_me_big_numbers.rb @@ -1,4 +1,4 @@ -class GiveMeBigNumbers < ActiveRecord::Migration +class GiveMeBigNumbers < ActiveRecord::Migration::Current def self.up create_table :big_numbers do |table| table.column :bank_balance, :decimal, :precision => 10, :scale => 2 diff --git a/activerecord/test/migrations/magic/1_currencies_have_symbols.rb b/activerecord/test/migrations/magic/1_currencies_have_symbols.rb index c066c068c2..53b263bf55 100644 --- a/activerecord/test/migrations/magic/1_currencies_have_symbols.rb +++ b/activerecord/test/migrations/magic/1_currencies_have_symbols.rb @@ -1,6 +1,6 @@ # coding: ISO-8859-15 -class CurrenciesHaveSymbols < ActiveRecord::Migration +class CurrenciesHaveSymbols < ActiveRecord::Migration::Current def self.up # We use ¤ for default currency symbol add_column "currencies", "symbol", :string, :default => "¤" diff --git a/activerecord/test/migrations/missing/1000_people_have_middle_names.rb b/activerecord/test/migrations/missing/1000_people_have_middle_names.rb index 4b83d61beb..e046944e31 100644 --- a/activerecord/test/migrations/missing/1000_people_have_middle_names.rb +++ b/activerecord/test/migrations/missing/1000_people_have_middle_names.rb @@ -1,4 +1,4 @@ -class PeopleHaveMiddleNames < ActiveRecord::Migration +class PeopleHaveMiddleNames < ActiveRecord::Migration::Current def self.up add_column "people", "middle_name", :string end diff --git a/activerecord/test/migrations/missing/1_people_have_last_names.rb b/activerecord/test/migrations/missing/1_people_have_last_names.rb index 68209f3ce9..50fe2a9c8e 100644 --- a/activerecord/test/migrations/missing/1_people_have_last_names.rb +++ b/activerecord/test/migrations/missing/1_people_have_last_names.rb @@ -1,4 +1,4 @@ -class PeopleHaveLastNames < ActiveRecord::Migration +class PeopleHaveLastNames < ActiveRecord::Migration::Current def self.up add_column "people", "last_name", :string end diff --git a/activerecord/test/migrations/missing/3_we_need_reminders.rb b/activerecord/test/migrations/missing/3_we_need_reminders.rb index 25bb49cb32..d7c63ac892 100644 --- a/activerecord/test/migrations/missing/3_we_need_reminders.rb +++ b/activerecord/test/migrations/missing/3_we_need_reminders.rb @@ -1,4 +1,4 @@ -class WeNeedReminders < ActiveRecord::Migration +class WeNeedReminders < ActiveRecord::Migration::Current def self.up create_table("reminders") do |t| t.column :content, :text diff --git a/activerecord/test/migrations/missing/4_innocent_jointable.rb b/activerecord/test/migrations/missing/4_innocent_jointable.rb index 002a1bf2a6..20fe183777 100644 --- a/activerecord/test/migrations/missing/4_innocent_jointable.rb +++ b/activerecord/test/migrations/missing/4_innocent_jointable.rb @@ -1,4 +1,4 @@ -class InnocentJointable < ActiveRecord::Migration +class InnocentJointable < ActiveRecord::Migration::Current def self.up create_table("people_reminders", :id => false) do |t| t.column :reminder_id, :integer diff --git a/activerecord/test/migrations/rename/1_we_need_things.rb b/activerecord/test/migrations/rename/1_we_need_things.rb index f5484ac54f..9dce01acfd 100644 --- a/activerecord/test/migrations/rename/1_we_need_things.rb +++ b/activerecord/test/migrations/rename/1_we_need_things.rb @@ -1,4 +1,4 @@ -class WeNeedThings < ActiveRecord::Migration +class WeNeedThings < ActiveRecord::Migration::Current def self.up create_table("things") do |t| t.column :content, :text diff --git a/activerecord/test/migrations/rename/2_rename_things.rb b/activerecord/test/migrations/rename/2_rename_things.rb index 533a113ea8..cb8484e7dc 100644 --- a/activerecord/test/migrations/rename/2_rename_things.rb +++ b/activerecord/test/migrations/rename/2_rename_things.rb @@ -1,4 +1,4 @@ -class RenameThings < ActiveRecord::Migration +class RenameThings < ActiveRecord::Migration::Current def self.up rename_table "things", "awesome_things" end diff --git a/activerecord/test/migrations/to_copy/1_people_have_hobbies.rb b/activerecord/test/migrations/to_copy/1_people_have_hobbies.rb index 639841f663..607113b091 100644 --- a/activerecord/test/migrations/to_copy/1_people_have_hobbies.rb +++ b/activerecord/test/migrations/to_copy/1_people_have_hobbies.rb @@ -1,4 +1,4 @@ -class PeopleHaveLastNames < ActiveRecord::Migration +class PeopleHaveLastNames < ActiveRecord::Migration::Current def self.up add_column "people", "hobbies", :text end diff --git a/activerecord/test/migrations/to_copy/2_people_have_descriptions.rb b/activerecord/test/migrations/to_copy/2_people_have_descriptions.rb index b3d0b30640..d4cbddab50 100644 --- a/activerecord/test/migrations/to_copy/2_people_have_descriptions.rb +++ b/activerecord/test/migrations/to_copy/2_people_have_descriptions.rb @@ -1,4 +1,4 @@ -class PeopleHaveLastNames < ActiveRecord::Migration +class PeopleHaveLastNames < ActiveRecord::Migration::Current def self.up add_column "people", "description", :text end diff --git a/activerecord/test/migrations/to_copy2/1_create_articles.rb b/activerecord/test/migrations/to_copy2/1_create_articles.rb index 0f048d90f7..2e9f5ec6bc 100644 --- a/activerecord/test/migrations/to_copy2/1_create_articles.rb +++ b/activerecord/test/migrations/to_copy2/1_create_articles.rb @@ -1,4 +1,4 @@ -class CreateArticles < ActiveRecord::Migration +class CreateArticles < ActiveRecord::Migration::Current def self.up end diff --git a/activerecord/test/migrations/to_copy2/2_create_comments.rb b/activerecord/test/migrations/to_copy2/2_create_comments.rb index 0f048d90f7..2e9f5ec6bc 100644 --- a/activerecord/test/migrations/to_copy2/2_create_comments.rb +++ b/activerecord/test/migrations/to_copy2/2_create_comments.rb @@ -1,4 +1,4 @@ -class CreateArticles < ActiveRecord::Migration +class CreateArticles < ActiveRecord::Migration::Current def self.up end diff --git a/activerecord/test/migrations/to_copy_with_name_collision/1_people_have_hobbies.rb b/activerecord/test/migrations/to_copy_with_name_collision/1_people_have_hobbies.rb index e438cf5999..8f81805fe1 100644 --- a/activerecord/test/migrations/to_copy_with_name_collision/1_people_have_hobbies.rb +++ b/activerecord/test/migrations/to_copy_with_name_collision/1_people_have_hobbies.rb @@ -1,4 +1,4 @@ -class PeopleHaveLastNames < ActiveRecord::Migration +class PeopleHaveLastNames < ActiveRecord::Migration::Current def self.up add_column "people", "hobbies", :string end diff --git a/activerecord/test/migrations/to_copy_with_timestamps/20090101010101_people_have_hobbies.rb b/activerecord/test/migrations/to_copy_with_timestamps/20090101010101_people_have_hobbies.rb index 639841f663..607113b091 100644 --- a/activerecord/test/migrations/to_copy_with_timestamps/20090101010101_people_have_hobbies.rb +++ b/activerecord/test/migrations/to_copy_with_timestamps/20090101010101_people_have_hobbies.rb @@ -1,4 +1,4 @@ -class PeopleHaveLastNames < ActiveRecord::Migration +class PeopleHaveLastNames < ActiveRecord::Migration::Current def self.up add_column "people", "hobbies", :text end diff --git a/activerecord/test/migrations/to_copy_with_timestamps/20090101010202_people_have_descriptions.rb b/activerecord/test/migrations/to_copy_with_timestamps/20090101010202_people_have_descriptions.rb index b3d0b30640..d4cbddab50 100644 --- a/activerecord/test/migrations/to_copy_with_timestamps/20090101010202_people_have_descriptions.rb +++ b/activerecord/test/migrations/to_copy_with_timestamps/20090101010202_people_have_descriptions.rb @@ -1,4 +1,4 @@ -class PeopleHaveLastNames < ActiveRecord::Migration +class PeopleHaveLastNames < ActiveRecord::Migration::Current def self.up add_column "people", "description", :text end diff --git a/activerecord/test/migrations/to_copy_with_timestamps2/20090101010101_create_articles.rb b/activerecord/test/migrations/to_copy_with_timestamps2/20090101010101_create_articles.rb index 0f048d90f7..2e9f5ec6bc 100644 --- a/activerecord/test/migrations/to_copy_with_timestamps2/20090101010101_create_articles.rb +++ b/activerecord/test/migrations/to_copy_with_timestamps2/20090101010101_create_articles.rb @@ -1,4 +1,4 @@ -class CreateArticles < ActiveRecord::Migration +class CreateArticles < ActiveRecord::Migration::Current def self.up end diff --git a/activerecord/test/migrations/to_copy_with_timestamps2/20090101010202_create_comments.rb b/activerecord/test/migrations/to_copy_with_timestamps2/20090101010202_create_comments.rb index 2b048edbb5..d361847d4b 100644 --- a/activerecord/test/migrations/to_copy_with_timestamps2/20090101010202_create_comments.rb +++ b/activerecord/test/migrations/to_copy_with_timestamps2/20090101010202_create_comments.rb @@ -1,4 +1,4 @@ -class CreateComments < ActiveRecord::Migration +class CreateComments < ActiveRecord::Migration::Current def self.up end diff --git a/activerecord/test/migrations/valid/1_valid_people_have_last_names.rb b/activerecord/test/migrations/valid/1_valid_people_have_last_names.rb index 06cb911117..c450211d8c 100644 --- a/activerecord/test/migrations/valid/1_valid_people_have_last_names.rb +++ b/activerecord/test/migrations/valid/1_valid_people_have_last_names.rb @@ -1,4 +1,4 @@ -class ValidPeopleHaveLastNames < ActiveRecord::Migration +class ValidPeopleHaveLastNames < ActiveRecord::Migration::Current def self.up add_column "people", "last_name", :string end diff --git a/activerecord/test/migrations/valid/2_we_need_reminders.rb b/activerecord/test/migrations/valid/2_we_need_reminders.rb index 25bb49cb32..d7c63ac892 100644 --- a/activerecord/test/migrations/valid/2_we_need_reminders.rb +++ b/activerecord/test/migrations/valid/2_we_need_reminders.rb @@ -1,4 +1,4 @@ -class WeNeedReminders < ActiveRecord::Migration +class WeNeedReminders < ActiveRecord::Migration::Current def self.up create_table("reminders") do |t| t.column :content, :text diff --git a/activerecord/test/migrations/valid/3_innocent_jointable.rb b/activerecord/test/migrations/valid/3_innocent_jointable.rb index 002a1bf2a6..20fe183777 100644 --- a/activerecord/test/migrations/valid/3_innocent_jointable.rb +++ b/activerecord/test/migrations/valid/3_innocent_jointable.rb @@ -1,4 +1,4 @@ -class InnocentJointable < ActiveRecord::Migration +class InnocentJointable < ActiveRecord::Migration::Current def self.up create_table("people_reminders", :id => false) do |t| t.column :reminder_id, :integer diff --git a/activerecord/test/migrations/valid_with_subdirectories/1_valid_people_have_last_names.rb b/activerecord/test/migrations/valid_with_subdirectories/1_valid_people_have_last_names.rb index 06cb911117..c450211d8c 100644 --- a/activerecord/test/migrations/valid_with_subdirectories/1_valid_people_have_last_names.rb +++ b/activerecord/test/migrations/valid_with_subdirectories/1_valid_people_have_last_names.rb @@ -1,4 +1,4 @@ -class ValidPeopleHaveLastNames < ActiveRecord::Migration +class ValidPeopleHaveLastNames < ActiveRecord::Migration::Current def self.up add_column "people", "last_name", :string end diff --git a/activerecord/test/migrations/valid_with_subdirectories/sub/2_we_need_reminders.rb b/activerecord/test/migrations/valid_with_subdirectories/sub/2_we_need_reminders.rb index 25bb49cb32..d7c63ac892 100644 --- a/activerecord/test/migrations/valid_with_subdirectories/sub/2_we_need_reminders.rb +++ b/activerecord/test/migrations/valid_with_subdirectories/sub/2_we_need_reminders.rb @@ -1,4 +1,4 @@ -class WeNeedReminders < ActiveRecord::Migration +class WeNeedReminders < ActiveRecord::Migration::Current def self.up create_table("reminders") do |t| t.column :content, :text diff --git a/activerecord/test/migrations/valid_with_subdirectories/sub1/3_innocent_jointable.rb b/activerecord/test/migrations/valid_with_subdirectories/sub1/3_innocent_jointable.rb index 002a1bf2a6..20fe183777 100644 --- a/activerecord/test/migrations/valid_with_subdirectories/sub1/3_innocent_jointable.rb +++ b/activerecord/test/migrations/valid_with_subdirectories/sub1/3_innocent_jointable.rb @@ -1,4 +1,4 @@ -class InnocentJointable < ActiveRecord::Migration +class InnocentJointable < ActiveRecord::Migration::Current def self.up create_table("people_reminders", :id => false) do |t| t.column :reminder_id, :integer diff --git a/activerecord/test/migrations/valid_with_timestamps/20100101010101_valid_with_timestamps_people_have_last_names.rb b/activerecord/test/migrations/valid_with_timestamps/20100101010101_valid_with_timestamps_people_have_last_names.rb index 1da99ceaba..9fd27593f0 100644 --- a/activerecord/test/migrations/valid_with_timestamps/20100101010101_valid_with_timestamps_people_have_last_names.rb +++ b/activerecord/test/migrations/valid_with_timestamps/20100101010101_valid_with_timestamps_people_have_last_names.rb @@ -1,4 +1,4 @@ -class ValidWithTimestampsPeopleHaveLastNames < ActiveRecord::Migration +class ValidWithTimestampsPeopleHaveLastNames < ActiveRecord::Migration::Current def self.up add_column "people", "last_name", :string end diff --git a/activerecord/test/migrations/valid_with_timestamps/20100201010101_valid_with_timestamps_we_need_reminders.rb b/activerecord/test/migrations/valid_with_timestamps/20100201010101_valid_with_timestamps_we_need_reminders.rb index cb6d735c8b..4a59921136 100644 --- a/activerecord/test/migrations/valid_with_timestamps/20100201010101_valid_with_timestamps_we_need_reminders.rb +++ b/activerecord/test/migrations/valid_with_timestamps/20100201010101_valid_with_timestamps_we_need_reminders.rb @@ -1,4 +1,4 @@ -class ValidWithTimestampsWeNeedReminders < ActiveRecord::Migration +class ValidWithTimestampsWeNeedReminders < ActiveRecord::Migration::Current def self.up create_table("reminders") do |t| t.column :content, :text diff --git a/activerecord/test/migrations/valid_with_timestamps/20100301010101_valid_with_timestamps_innocent_jointable.rb b/activerecord/test/migrations/valid_with_timestamps/20100301010101_valid_with_timestamps_innocent_jointable.rb index 4bd4b4714d..bf934576c9 100644 --- a/activerecord/test/migrations/valid_with_timestamps/20100301010101_valid_with_timestamps_innocent_jointable.rb +++ b/activerecord/test/migrations/valid_with_timestamps/20100301010101_valid_with_timestamps_innocent_jointable.rb @@ -1,4 +1,4 @@ -class ValidWithTimestampsInnocentJointable < ActiveRecord::Migration +class ValidWithTimestampsInnocentJointable < ActiveRecord::Migration::Current def self.up create_table("people_reminders", :id => false) do |t| t.column :reminder_id, :integer diff --git a/activerecord/test/migrations/version_check/20131219224947_migration_version_check.rb b/activerecord/test/migrations/version_check/20131219224947_migration_version_check.rb index 9d46485a31..6f314c881c 100644 --- a/activerecord/test/migrations/version_check/20131219224947_migration_version_check.rb +++ b/activerecord/test/migrations/version_check/20131219224947_migration_version_check.rb @@ -1,4 +1,4 @@ -class MigrationVersionCheck < ActiveRecord::Migration +class MigrationVersionCheck < ActiveRecord::Migration::Current def self.up raise "incorrect migration version" unless version == 20131219224947 end diff --git a/activerecord/test/models/aircraft.rb b/activerecord/test/models/aircraft.rb index 1f35ef45da..c4404a8094 100644 --- a/activerecord/test/models/aircraft.rb +++ b/activerecord/test/models/aircraft.rb @@ -1,4 +1,5 @@ class Aircraft < ActiveRecord::Base self.pluralize_table_names = false has_many :engines, :foreign_key => "car_id" + has_many :wheels, as: :wheelable end diff --git a/activerecord/test/models/author.rb b/activerecord/test/models/author.rb index 8c1f14bd36..0d90cbb110 100644 --- a/activerecord/test/models/author.rb +++ b/activerecord/test/models/author.rb @@ -144,9 +144,6 @@ class Author < ActiveRecord::Base has_many :posts_with_signature, ->(record) { where("posts.title LIKE ?", "%by #{record.name.downcase}%") }, class_name: "Post" - scope :relation_include_posts, -> { includes(:posts) } - scope :relation_include_tags, -> { includes(:tags) } - attr_accessor :post_log after_initialize :set_post_log diff --git a/activerecord/test/models/book.rb b/activerecord/test/models/book.rb index 2170018068..1927191393 100644 --- a/activerecord/test/models/book.rb +++ b/activerecord/test/models/book.rb @@ -10,6 +10,10 @@ class Book < ActiveRecord::Base enum status: [:proposed, :written, :published] enum read_status: {unread: 0, reading: 2, read: 3} enum nullable_status: [:single, :married] + enum language: [:english, :spanish, :french], _prefix: :in + enum author_visibility: [:visible, :invisible], _prefix: true + enum illustrator_visibility: [:visible, :invisible], _prefix: true + enum font_size: [:small, :medium, :large], _prefix: :with, _suffix: true def published! super diff --git a/activerecord/test/models/bulb.rb b/activerecord/test/models/bulb.rb index a6e83fe353..dc0296305a 100644 --- a/activerecord/test/models/bulb.rb +++ b/activerecord/test/models/bulb.rb @@ -1,6 +1,7 @@ class Bulb < ActiveRecord::Base default_scope { where(:name => 'defaulty') } belongs_to :car, :touch => true + scope :awesome, -> { where(frickinawesome: true) } attr_reader :scope_after_initialize, :attributes_after_initialize @@ -49,3 +50,9 @@ class FailedBulb < Bulb throw(:abort) end end + +class TrickyBulb < Bulb + after_create do |record| + record.car.bulbs.to_a + end +end diff --git a/activerecord/test/models/car.rb b/activerecord/test/models/car.rb index 81263b79d1..778c22b1f6 100644 --- a/activerecord/test/models/car.rb +++ b/activerecord/test/models/car.rb @@ -4,6 +4,7 @@ class Car < ActiveRecord::Base has_many :funky_bulbs, class_name: 'FunkyBulb', dependent: :destroy has_many :failed_bulbs, class_name: 'FailedBulb', dependent: :destroy has_many :foo_bulbs, -> { where(:name => 'foo') }, :class_name => "Bulb" + has_many :awesome_bulbs, -> { awesome }, class_name: "Bulb" has_one :bulb diff --git a/activerecord/test/models/carrier.rb b/activerecord/test/models/carrier.rb new file mode 100644 index 0000000000..230be118c3 --- /dev/null +++ b/activerecord/test/models/carrier.rb @@ -0,0 +1,2 @@ +class Carrier < ActiveRecord::Base +end diff --git a/activerecord/test/models/categorization.rb b/activerecord/test/models/categorization.rb index 6588531de6..4cd67c970a 100644 --- a/activerecord/test/models/categorization.rb +++ b/activerecord/test/models/categorization.rb @@ -1,6 +1,6 @@ class Categorization < ActiveRecord::Base belongs_to :post - belongs_to :category + belongs_to :category, counter_cache: true belongs_to :named_category, :class_name => 'Category', :foreign_key => :named_category_name, :primary_key => :name belongs_to :author diff --git a/activerecord/test/models/company.rb b/activerecord/test/models/company.rb index 67936e8e5d..1dcd9fc21e 100644 --- a/activerecord/test/models/company.rb +++ b/activerecord/test/models/company.rb @@ -10,7 +10,6 @@ class Company < AbstractCompany has_one :dummy_account, :foreign_key => "firm_id", :class_name => "Account" has_many :contracts has_many :developers, :through => :contracts - has_many :accounts scope :of_first_firm, lambda { joins(:account => :firm). @@ -86,6 +85,9 @@ class Firm < Company has_many :association_with_references, -> { references(:foo) }, :class_name => 'Client' + has_one :lead_developer, class_name: "Developer" + has_many :projects + def log @log ||= [] end diff --git a/activerecord/test/models/contact.rb b/activerecord/test/models/contact.rb index 3ea17c3abf..9f2f69e1ee 100644 --- a/activerecord/test/models/contact.rb +++ b/activerecord/test/models/contact.rb @@ -3,7 +3,7 @@ module ContactFakeColumns base.class_eval do establish_connection(:adapter => 'fake') - connection.tables = [table_name] + connection.data_sources = [table_name] connection.primary_keys = { table_name => 'id' } diff --git a/activerecord/test/models/content.rb b/activerecord/test/models/content.rb new file mode 100644 index 0000000000..140e1dfc78 --- /dev/null +++ b/activerecord/test/models/content.rb @@ -0,0 +1,40 @@ +class Content < ActiveRecord::Base + self.table_name = 'content' + has_one :content_position, dependent: :destroy + + def self.destroyed_ids + @destroyed_ids ||= [] + end + + before_destroy do |object| + Content.destroyed_ids << object.id + end +end + +class ContentWhichRequiresTwoDestroyCalls < ActiveRecord::Base + self.table_name = 'content' + has_one :content_position, foreign_key: 'content_id', dependent: :destroy + + after_initialize do + @destroy_count = 0 + end + + before_destroy do + @destroy_count += 1 + if @destroy_count == 1 + throw :abort + end + end +end + +class ContentPosition < ActiveRecord::Base + belongs_to :content, dependent: :destroy + + def self.destroyed_ids + @destroyed_ids ||= [] + end + + before_destroy do |object| + ContentPosition.destroyed_ids << object.id + end +end diff --git a/activerecord/test/models/customer_carrier.rb b/activerecord/test/models/customer_carrier.rb new file mode 100644 index 0000000000..37186903ff --- /dev/null +++ b/activerecord/test/models/customer_carrier.rb @@ -0,0 +1,14 @@ +class CustomerCarrier < ActiveRecord::Base + cattr_accessor :current_customer + + belongs_to :customer + belongs_to :carrier + + default_scope -> { + if current_customer + where(customer: current_customer) + else + all + end + } +end diff --git a/activerecord/test/models/developer.rb b/activerecord/test/models/developer.rb index d2a5a7fc49..9a907273f8 100644 --- a/activerecord/test/models/developer.rb +++ b/activerecord/test/models/developer.rb @@ -7,12 +7,16 @@ module DeveloperProjectsAssociationExtension2 end class Developer < ActiveRecord::Base + self.ignored_columns = %w(first_name last_name) + has_and_belongs_to_many :projects do def find_most_recent order("id DESC").first end end + belongs_to :mentor + accepts_nested_attributes_for :projects has_and_belongs_to_many :shared_computers, class_name: "Computer" @@ -50,6 +54,10 @@ class Developer < ActiveRecord::Base has_many :firms, :through => :contracts, :source => :firm has_many :comments, ->(developer) { where(body: "I'm #{developer.name}") } has_many :ratings, through: :comments + has_one :ship, dependent: :nullify + + belongs_to :firm + has_many :contracted_projects, class_name: "Project" scope :jamises, -> { where(:name => 'Jamis') } @@ -60,6 +68,9 @@ class Developer < ActiveRecord::Base developer.audit_logs.build :message => "Computer created" end + attr_accessor :last_name + define_attribute_method 'last_name' + def log=(message) audit_logs.build :message => message end diff --git a/activerecord/test/models/doubloon.rb b/activerecord/test/models/doubloon.rb new file mode 100644 index 0000000000..2b11d128e2 --- /dev/null +++ b/activerecord/test/models/doubloon.rb @@ -0,0 +1,12 @@ +class AbstractDoubloon < ActiveRecord::Base + # This has functionality that might be shared by multiple classes. + + self.abstract_class = true + belongs_to :pirate +end + +class Doubloon < AbstractDoubloon + # This uses an abstract class that defines attributes and associations. + + self.table_name = 'doubloons' +end diff --git a/activerecord/test/models/face.rb b/activerecord/test/models/face.rb index 91e46f83e5..af76fea52c 100644 --- a/activerecord/test/models/face.rb +++ b/activerecord/test/models/face.rb @@ -1,7 +1,7 @@ class Face < ActiveRecord::Base belongs_to :man, :inverse_of => :face belongs_to :polymorphic_man, :polymorphic => true, :inverse_of => :polymorphic_face - # Oracle identifier lengh is limited to 30 bytes or less, `polymorphic` renamed `poly` + # Oracle identifier length is limited to 30 bytes or less, `polymorphic` renamed `poly` belongs_to :poly_man_without_inverse, :polymorphic => true # These is a "broken" inverse_of for the purposes of testing belongs_to :horrible_man, :class_name => 'Man', :inverse_of => :horrible_face diff --git a/activerecord/test/models/guitar.rb b/activerecord/test/models/guitar.rb new file mode 100644 index 0000000000..cd068ff53d --- /dev/null +++ b/activerecord/test/models/guitar.rb @@ -0,0 +1,4 @@ +class Guitar < ActiveRecord::Base + has_many :tuning_pegs, index_errors: true + accepts_nested_attributes_for :tuning_pegs +end diff --git a/activerecord/test/models/member.rb b/activerecord/test/models/member.rb index dc0566d8a7..7693c6e515 100644 --- a/activerecord/test/models/member.rb +++ b/activerecord/test/models/member.rb @@ -26,6 +26,9 @@ class Member < ActiveRecord::Base has_many :current_memberships, -> { where :favourite => true } has_many :clubs, :through => :current_memberships + has_many :tenant_memberships + has_many :tenant_clubs, through: :tenant_memberships, class_name: 'Club', source: :club + has_one :club_through_many, :through => :current_memberships, :source => :club belongs_to :admittable, polymorphic: true diff --git a/activerecord/test/models/member_detail.rb b/activerecord/test/models/member_detail.rb index 9d253aa126..157130986c 100644 --- a/activerecord/test/models/member_detail.rb +++ b/activerecord/test/models/member_detail.rb @@ -1,7 +1,8 @@ class MemberDetail < ActiveRecord::Base - belongs_to :member, :inverse_of => false + belongs_to :member, inverse_of: false belongs_to :organization - has_one :member_type, :through => :member + has_one :member_type, through: :member + has_one :membership, through: :member - has_many :organization_member_details, :through => :organization, :source => :member_details + has_many :organization_member_details, through: :organization, source: :member_details end diff --git a/activerecord/test/models/membership.rb b/activerecord/test/models/membership.rb index df7167ee93..e181ba1f11 100644 --- a/activerecord/test/models/membership.rb +++ b/activerecord/test/models/membership.rb @@ -18,3 +18,18 @@ class SelectedMembership < Membership select("'1' as foo") end end + +class TenantMembership < Membership + cattr_accessor :current_member + + belongs_to :member + belongs_to :club + + default_scope -> { + if current_member + where(member: current_member) + else + all + end + } +end diff --git a/activerecord/test/models/mentor.rb b/activerecord/test/models/mentor.rb new file mode 100644 index 0000000000..11f1e4bff8 --- /dev/null +++ b/activerecord/test/models/mentor.rb @@ -0,0 +1,3 @@ +class Mentor < ActiveRecord::Base + has_many :developers +end
\ No newline at end of file diff --git a/activerecord/test/models/node.rb b/activerecord/test/models/node.rb new file mode 100644 index 0000000000..07dd2dbccb --- /dev/null +++ b/activerecord/test/models/node.rb @@ -0,0 +1,5 @@ +class Node < ActiveRecord::Base + belongs_to :tree, touch: true + belongs_to :parent, class_name: 'Node', touch: true, optional: true + has_many :children, class_name: 'Node', foreign_key: :parent_id, dependent: :destroy +end diff --git a/activerecord/test/models/parrot.rb b/activerecord/test/models/parrot.rb index b26035d944..ddc9dcaf29 100644 --- a/activerecord/test/models/parrot.rb +++ b/activerecord/test/models/parrot.rb @@ -21,9 +21,3 @@ end class DeadParrot < Parrot belongs_to :killer, :class_name => 'Pirate', foreign_key: :killer_id end - -class FunkyParrot < Parrot - before_destroy do - raise "before_destroy was called" - end -end diff --git a/activerecord/test/models/person.rb b/activerecord/test/models/person.rb index ad12f00d42..a4a9c6b0d4 100644 --- a/activerecord/test/models/person.rb +++ b/activerecord/test/models/person.rb @@ -37,7 +37,6 @@ class Person < ActiveRecord::Base has_many :essays, primary_key: "first_name", foreign_key: "writer_id" scope :males, -> { where(:gender => 'M') } - scope :females, -> { where(:gender => 'F') } end class PersonWithDependentDestroyJobs < ActiveRecord::Base diff --git a/activerecord/test/models/post.rb b/activerecord/test/models/post.rb index 052b1c9690..bf3079a1df 100644 --- a/activerecord/test/models/post.rb +++ b/activerecord/test/models/post.rb @@ -98,11 +98,11 @@ class Post < ActiveRecord::Base end end - has_many :taggings_with_delete_all, :class_name => 'Tagging', :as => :taggable, :dependent => :delete_all - has_many :taggings_with_destroy, :class_name => 'Tagging', :as => :taggable, :dependent => :destroy + has_many :taggings_with_delete_all, :class_name => 'Tagging', :as => :taggable, :dependent => :delete_all, counter_cache: :taggings_with_delete_all_count + has_many :taggings_with_destroy, :class_name => 'Tagging', :as => :taggable, :dependent => :destroy, counter_cache: :taggings_with_destroy_count - has_many :tags_with_destroy, :through => :taggings, :source => :tag, :dependent => :destroy - has_many :tags_with_nullify, :through => :taggings, :source => :tag, :dependent => :nullify + has_many :tags_with_destroy, :through => :taggings, :source => :tag, :dependent => :destroy, counter_cache: :tags_with_destroy_count + has_many :tags_with_nullify, :through => :taggings, :source => :tag, :dependent => :nullify, counter_cache: :tags_with_nullify_count has_many :misc_tags, -> { where :tags => { :name => 'Misc' } }, :through => :taggings, :source => :tag has_many :funky_tags, :through => :taggings, :source => :tag @@ -185,6 +185,7 @@ class SubStiPost < StiPost end class FirstPost < ActiveRecord::Base + self.inheritance_column = :disabled self.table_name = 'posts' default_scope { where(:id => 1) } @@ -193,6 +194,7 @@ class FirstPost < ActiveRecord::Base end class PostWithDefaultInclude < ActiveRecord::Base + self.inheritance_column = :disabled self.table_name = 'posts' default_scope { includes(:comments) } has_many :comments, :foreign_key => :post_id @@ -204,16 +206,35 @@ class PostWithSpecialCategorization < Post end class PostWithDefaultScope < ActiveRecord::Base + self.inheritance_column = :disabled self.table_name = 'posts' default_scope { order(:title) } end +class PostWithPreloadDefaultScope < ActiveRecord::Base + self.table_name = 'posts' + + has_many :readers, foreign_key: 'post_id' + + default_scope { preload(:readers) } +end + +class PostWithIncludesDefaultScope < ActiveRecord::Base + self.table_name = 'posts' + + has_many :readers, foreign_key: 'post_id' + + default_scope { includes(:readers) } +end + class SpecialPostWithDefaultScope < ActiveRecord::Base + self.inheritance_column = :disabled self.table_name = 'posts' default_scope { where(:id => [1, 5,6]) } end class PostThatLoadsCommentsInAnAfterSaveHook < ActiveRecord::Base + self.inheritance_column = :disabled self.table_name = 'posts' has_many :comments, class_name: "CommentThatAutomaticallyAltersPostBody", foreign_key: :post_id @@ -223,6 +244,7 @@ class PostThatLoadsCommentsInAnAfterSaveHook < ActiveRecord::Base end class PostWithAfterCreateCallback < ActiveRecord::Base + self.inheritance_column = :disabled self.table_name = 'posts' has_many :comments, foreign_key: :post_id @@ -232,6 +254,7 @@ class PostWithAfterCreateCallback < ActiveRecord::Base end class PostWithCommentWithDefaultScopeReferencesAssociation < ActiveRecord::Base + self.inheritance_column = :disabled self.table_name = 'posts' has_many :comment_with_default_scope_references_associations, foreign_key: :post_id has_one :first_comment, class_name: "CommentWithDefaultScopeReferencesAssociation", foreign_key: :post_id @@ -240,3 +263,10 @@ end class SerializedPost < ActiveRecord::Base serialize :title end + +class ConditionalStiPost < Post + default_scope { where(title: 'Untitled') } +end + +class SubConditionalStiPost < ConditionalStiPost +end diff --git a/activerecord/test/models/professor.rb b/activerecord/test/models/professor.rb new file mode 100644 index 0000000000..7654eda0ef --- /dev/null +++ b/activerecord/test/models/professor.rb @@ -0,0 +1,5 @@ +require_dependency 'models/arunit2_model' + +class Professor < ARUnit2Model + has_and_belongs_to_many :courses +end diff --git a/activerecord/test/models/project.rb b/activerecord/test/models/project.rb index 7f42a4b1f8..efa8246f1e 100644 --- a/activerecord/test/models/project.rb +++ b/activerecord/test/models/project.rb @@ -1,4 +1,5 @@ class Project < ActiveRecord::Base + belongs_to :mentor has_and_belongs_to_many :developers, -> { distinct.order 'developers.name desc, developers.id desc' } has_and_belongs_to_many :readonly_developers, -> { readonly }, :class_name => "Developer" has_and_belongs_to_many :non_unique_developers, -> { order 'developers.name desc, developers.id desc' }, :class_name => 'Developer' @@ -11,6 +12,16 @@ class Project < ActiveRecord::Base :before_remove => Proc.new {|o, r| o.developers_log << "before_removing#{r.id}"}, :after_remove => Proc.new {|o, r| o.developers_log << "after_removing#{r.id}"} has_and_belongs_to_many :well_payed_salary_groups, -> { group("developers.salary").having("SUM(salary) > 10000").select("SUM(salary) as salary") }, :class_name => "Developer" + belongs_to :firm + has_one :lead_developer, through: :firm, inverse_of: :contracted_projects + + begin + previous_value, ActiveRecord::Base.belongs_to_required_by_default = + ActiveRecord::Base.belongs_to_required_by_default, true + has_and_belongs_to_many :developers_required_by_default, class_name: "Developer" + ensure + ActiveRecord::Base.belongs_to_required_by_default = previous_value + end attr_accessor :developers_log after_initialize :set_developers_log diff --git a/activerecord/test/models/ship.rb b/activerecord/test/models/ship.rb index 312caef604..e333b964ab 100644 --- a/activerecord/test/models/ship.rb +++ b/activerecord/test/models/ship.rb @@ -3,6 +3,7 @@ class Ship < ActiveRecord::Base belongs_to :pirate belongs_to :update_only_pirate, :class_name => 'Pirate' + belongs_to :developer, dependent: :destroy has_many :parts, :class_name => 'ShipPart' has_many :treasures @@ -19,6 +20,18 @@ class Ship < ActiveRecord::Base end end +class ShipWithoutNestedAttributes < ActiveRecord::Base + self.table_name = "ships" + has_many :prisoners, inverse_of: :ship, foreign_key: :ship_id + has_many :parts, class_name: "ShipPart", foreign_key: :ship_id + + validates :name, presence: true +end + +class Prisoner < ActiveRecord::Base + belongs_to :ship, autosave: true, class_name: "ShipWithoutNestedAttributes", inverse_of: :prisoners +end + class FamousShip < ActiveRecord::Base self.table_name = 'ships' belongs_to :famous_pirate diff --git a/activerecord/test/models/shop_account.rb b/activerecord/test/models/shop_account.rb new file mode 100644 index 0000000000..1580e8b20c --- /dev/null +++ b/activerecord/test/models/shop_account.rb @@ -0,0 +1,6 @@ +class ShopAccount < ActiveRecord::Base + belongs_to :customer + belongs_to :customer_carrier + + has_one :carrier, through: :customer_carrier +end diff --git a/activerecord/test/models/topic.rb b/activerecord/test/models/topic.rb index f81ffe1d90..176bc79dc7 100644 --- a/activerecord/test/models/topic.rb +++ b/activerecord/test/models/topic.rb @@ -32,7 +32,7 @@ class Topic < ActiveRecord::Base end end - has_many :replies, :dependent => :destroy, :foreign_key => "parent_id" + has_many :replies, dependent: :destroy, foreign_key: "parent_id", autosave: true has_many :approved_replies, -> { approved }, class_name: 'Reply', foreign_key: "parent_id", counter_cache: 'replies_count' has_many :unique_replies, :dependent => :destroy, :foreign_key => "parent_id" @@ -86,7 +86,7 @@ class Topic < ActiveRecord::Base end def destroy_children - self.class.delete_all "parent_id = #{id}" + self.class.where("parent_id = #{id}").delete_all end def set_email_address diff --git a/activerecord/test/models/treasure.rb b/activerecord/test/models/treasure.rb index ffc65466d5..63ff0c23ec 100644 --- a/activerecord/test/models/treasure.rb +++ b/activerecord/test/models/treasure.rb @@ -1,6 +1,7 @@ class Treasure < ActiveRecord::Base has_and_belongs_to_many :parrots belongs_to :looter, :polymorphic => true + # No counter_cache option given belongs_to :ship has_many :price_estimates, :as => :estimate_of diff --git a/activerecord/test/models/tree.rb b/activerecord/test/models/tree.rb new file mode 100644 index 0000000000..dc29cccc9c --- /dev/null +++ b/activerecord/test/models/tree.rb @@ -0,0 +1,3 @@ +class Tree < ActiveRecord::Base + has_many :nodes, dependent: :destroy +end diff --git a/activerecord/test/models/tuning_peg.rb b/activerecord/test/models/tuning_peg.rb new file mode 100644 index 0000000000..1252d6dc1d --- /dev/null +++ b/activerecord/test/models/tuning_peg.rb @@ -0,0 +1,4 @@ +class TuningPeg < ActiveRecord::Base + belongs_to :guitar + validates_numericality_of :pitch +end diff --git a/activerecord/test/models/vehicle.rb b/activerecord/test/models/vehicle.rb new file mode 100644 index 0000000000..ef26170f1f --- /dev/null +++ b/activerecord/test/models/vehicle.rb @@ -0,0 +1,7 @@ +class Vehicle < ActiveRecord::Base + self.abstract_class = true + default_scope -> { where("tires_count IS NOT NULL") } +end + +class Bus < Vehicle +end
\ No newline at end of file diff --git a/activerecord/test/schema/mysql2_specific_schema.rb b/activerecord/test/schema/mysql2_specific_schema.rb index 52d3290c84..701e6f45b3 100644 --- a/activerecord/test/schema/mysql2_specific_schema.rb +++ b/activerecord/test/schema/mysql2_specific_schema.rb @@ -1,18 +1,25 @@ ActiveRecord::Schema.define do + + if ActiveRecord::Base.connection.version >= '5.6.0' + create_table :datetime_defaults, force: true do |t| + t.datetime :modified_datetime, default: -> { 'CURRENT_TIMESTAMP' } + end + end + create_table :binary_fields, force: true do |t| t.binary :var_binary, limit: 255 t.binary :var_binary_large, limit: 4095 - t.column :tiny_blob, 'tinyblob', limit: 255 - t.binary :normal_blob, limit: 65535 - t.binary :medium_blob, limit: 16777215 - t.binary :long_blob, limit: 2147483647 - t.text :tiny_text, limit: 255 - t.text :normal_text, limit: 65535 - t.text :medium_text, limit: 16777215 - t.text :long_text, limit: 2147483647 - end + t.tinyblob :tiny_blob + t.blob :normal_blob + t.mediumblob :medium_blob + t.longblob :long_blob + t.tinytext :tiny_text + t.text :normal_text + t.mediumtext :medium_text + t.longtext :long_text - add_index :binary_fields, :var_binary + t.index :var_binary + end create_table :key_tests, force: true, :options => 'ENGINE=MyISAM' do |t| t.string :awesome @@ -40,11 +47,22 @@ BEGIN END SQL + ActiveRecord::Base.connection.execute <<-SQL +DROP PROCEDURE IF EXISTS topics; +SQL + + ActiveRecord::Base.connection.execute <<-SQL +CREATE PROCEDURE topics(IN num INT) SQL SECURITY INVOKER +BEGIN + select * from topics limit num; +END +SQL + ActiveRecord::Base.connection.drop_table "enum_tests", if_exists: true ActiveRecord::Base.connection.execute <<-SQL CREATE TABLE enum_tests ( - enum_column ENUM('text','blob','tiny','medium','long') + enum_column ENUM('text','blob','tiny','medium','long','unsigned') ) SQL end diff --git a/activerecord/test/schema/mysql_specific_schema.rb b/activerecord/test/schema/mysql_specific_schema.rb deleted file mode 100644 index 90f5a60d7b..0000000000 --- a/activerecord/test/schema/mysql_specific_schema.rb +++ /dev/null @@ -1,62 +0,0 @@ -ActiveRecord::Schema.define do - create_table :binary_fields, force: true do |t| - t.binary :var_binary, limit: 255 - t.binary :var_binary_large, limit: 4095 - t.column :tiny_blob, 'tinyblob', limit: 255 - t.binary :normal_blob, limit: 65535 - t.binary :medium_blob, limit: 16777215 - t.binary :long_blob, limit: 2147483647 - t.text :tiny_text, limit: 255 - t.text :normal_text, limit: 65535 - t.text :medium_text, limit: 16777215 - t.text :long_text, limit: 2147483647 - end - - add_index :binary_fields, :var_binary - - create_table :key_tests, force: true, :options => 'ENGINE=MyISAM' do |t| - t.string :awesome - t.string :pizza - t.string :snacks - end - - add_index :key_tests, :awesome, :type => :fulltext, :name => 'index_key_tests_on_awesome' - add_index :key_tests, :pizza, :using => :btree, :name => 'index_key_tests_on_pizza' - add_index :key_tests, :snacks, :name => 'index_key_tests_on_snack' - - create_table :collation_tests, id: false, force: true do |t| - t.string :string_cs_column, limit: 1, collation: 'utf8_bin' - t.string :string_ci_column, limit: 1, collation: 'utf8_general_ci' - end - - ActiveRecord::Base.connection.execute <<-SQL -DROP PROCEDURE IF EXISTS ten; -SQL - - ActiveRecord::Base.connection.execute <<-SQL -CREATE PROCEDURE ten() SQL SECURITY INVOKER -BEGIN - select 10; -END -SQL - - ActiveRecord::Base.connection.execute <<-SQL -DROP PROCEDURE IF EXISTS topics; -SQL - - ActiveRecord::Base.connection.execute <<-SQL -CREATE PROCEDURE topics() SQL SECURITY INVOKER -BEGIN - select * from topics limit 1; -END -SQL - - ActiveRecord::Base.connection.drop_table "enum_tests", if_exists: true - - ActiveRecord::Base.connection.execute <<-SQL -CREATE TABLE enum_tests ( - enum_column ENUM('text','blob','tiny','medium','long') -) -SQL - -end diff --git a/activerecord/test/schema/postgresql_specific_schema.rb b/activerecord/test/schema/postgresql_specific_schema.rb index 872fa595b4..3a5d73a0ed 100644 --- a/activerecord/test/schema/postgresql_specific_schema.rb +++ b/activerecord/test/schema/postgresql_specific_schema.rb @@ -11,7 +11,23 @@ ActiveRecord::Schema.define do t.uuid :uuid_parent_id end - %w(postgresql_times postgresql_oids defaults postgresql_timestamp_with_zones + create_table :defaults, force: true do |t| + t.date :modified_date, default: -> { 'CURRENT_DATE' } + t.date :modified_date_function, default: -> { 'now()' } + t.date :fixed_date, default: '2004-01-01' + t.datetime :modified_time, default: -> { 'CURRENT_TIMESTAMP' } + t.datetime :modified_time_function, default: -> { 'now()' } + t.datetime :fixed_time, default: '2004-01-01 00:00:00.000000-00' + t.column :char1, 'char(1)', default: 'Y' + t.string :char2, limit: 50, default: 'a varchar field' + t.text :char3, default: 'a text field' + t.bigint :bigint_default, default: -> { '0::bigint' } + t.text :multiline_default, default: '--- [] + +' + end + + %w(postgresql_times postgresql_oids postgresql_timestamp_with_zones postgresql_partitioned_table postgresql_partitioned_table_parent).each do |table_name| drop_table table_name, if_exists: true end @@ -28,25 +44,6 @@ ActiveRecord::Schema.define do end execute <<_SQL - CREATE TABLE defaults ( - id serial primary key, - modified_date date default CURRENT_DATE, - modified_date_function date default now(), - fixed_date date default '2004-01-01', - modified_time timestamp default CURRENT_TIMESTAMP, - modified_time_function timestamp default now(), - fixed_time timestamp default '2004-01-01 00:00:00.000000-00', - char1 char(1) default 'Y', - char2 character varying(50) default 'a varchar field', - char3 text default 'a text field', - bigint_default bigint default 0::bigint, - multiline_default text DEFAULT '--- [] - -'::text -); -_SQL - - execute <<_SQL CREATE TABLE postgresql_times ( id SERIAL PRIMARY KEY, time_interval INTERVAL, @@ -107,5 +104,6 @@ _SQL create_table :bigint_array, force: true do |t| t.integer :big_int_data_points, limit: 8, array: true + t.decimal :decimal_array_default, array: true, default: [1.23, 3.45] end end diff --git a/activerecord/test/schema/schema.rb b/activerecord/test/schema/schema.rb index 66f8f1611d..025184f63a 100644 --- a/activerecord/test/schema/schema.rb +++ b/activerecord/test/schema/schema.rb @@ -1,4 +1,3 @@ - ActiveRecord::Schema.define do def except(adapter_names_to_exclude) unless [adapter_names_to_exclude].flatten.include?(adapter_name) @@ -37,6 +36,7 @@ ActiveRecord::Schema.define do create_table :aircraft, force: true do |t| t.string :name + t.integer :wheels_count, default: 0, null: false end create_table :articles, force: true do |t| @@ -100,6 +100,10 @@ ActiveRecord::Schema.define do t.column :status, :integer, default: 0 t.column :read_status, :integer, default: 0 t.column :nullable_status, :integer + t.column :language, :integer, default: 0 + t.column :author_visibility, :integer, default: 0 + t.column :illustrator_visibility, :integer, default: 0 + t.column :font_size, :integer, default: 0 end create_table :booleans, force: true do |t| @@ -110,7 +114,7 @@ ActiveRecord::Schema.define do create_table :bulbs, force: true do |t| t.integer :car_id t.string :name - t.boolean :frickinawesome + t.boolean :frickinawesome, default: false t.string :color end @@ -126,6 +130,8 @@ ActiveRecord::Schema.define do t.timestamps null: false end + create_table :carriers, force: true + create_table :categories, force: true do |t| t.string :name, null: false t.string :type @@ -201,6 +207,14 @@ ActiveRecord::Schema.define do add_index :companies, [:firm_id, :type], name: "company_partial_index", where: "rating > 10" add_index :companies, :name, name: 'company_name_index', using: :btree + create_table :content, force: true do |t| + t.string :title + end + + create_table :content_positions, force: true do |t| + t.integer :content_id + end + create_table :vegetables, force: true do |t| t.string :name t.integer :seller_id @@ -232,6 +246,11 @@ ActiveRecord::Schema.define do t.string :gps_location end + create_table :customer_carriers, force: true do |t| + t.references :customer + t.references :carrier + end + create_table :dashboards, force: true, id: false do |t| t.string :dashboard_id t.string :name @@ -239,11 +258,21 @@ ActiveRecord::Schema.define do create_table :developers, force: true do |t| t.string :name + t.string :first_name t.integer :salary, default: 70000 - t.datetime :created_at - t.datetime :updated_at - t.datetime :created_on - t.datetime :updated_on + t.integer :firm_id + t.integer :mentor_id + if subsecond_precision_supported? + t.datetime :created_at, precision: 6 + t.datetime :updated_at, precision: 6 + t.datetime :created_on, precision: 6 + t.datetime :updated_on, precision: 6 + else + t.datetime :created_at + t.datetime :updated_at + t.datetime :created_on + t.datetime :updated_on + end end create_table :developers_projects, force: true, id: false do |t| @@ -266,6 +295,11 @@ ActiveRecord::Schema.define do t.string :alias end + create_table :doubloons, force: true do |t| + t.integer :pirate_id + t.integer :weight + end + create_table :edges, force: true, id: false do |t| t.column :source_id, :integer, null: false t.column :sink_id, :integer, null: false @@ -322,6 +356,10 @@ ActiveRecord::Schema.define do t.column :key, :string end + create_table :guitars, force: true do |t| + t.string :color + end + create_table :inept_wizards, force: true do |t| t.column :name, :string, null: false t.column :city, :string, null: false @@ -337,7 +375,11 @@ ActiveRecord::Schema.define do create_table :invoices, force: true do |t| t.integer :balance - t.datetime :updated_at + if subsecond_precision_supported? + t.datetime :updated_at, precision: 6 + else + t.datetime :updated_at + end end create_table :iris, force: true do |t| @@ -423,6 +465,10 @@ ActiveRecord::Schema.define do t.string :name end + create_table :mentors, force: true do |t| + t.string :name + end + create_table :minivans, force: true, id: false do |t| t.string :minivan_id t.string :name @@ -487,7 +533,11 @@ ActiveRecord::Schema.define do create_table :owners, primary_key: :owner_id, force: true do |t| t.string :name - t.column :updated_at, :datetime + if subsecond_precision_supported? + t.column :updated_at, :datetime, precision: 6 + else + t.column :updated_at, :datetime + end t.column :happy_at, :datetime t.string :essay_id end @@ -505,10 +555,17 @@ ActiveRecord::Schema.define do t.column :color, :string t.column :parrot_sti_class, :string t.column :killer_id, :integer - t.column :created_at, :datetime - t.column :created_on, :datetime - t.column :updated_at, :datetime - t.column :updated_on, :datetime + if subsecond_precision_supported? + t.column :created_at, :datetime, precision: 0 + t.column :created_on, :datetime, precision: 0 + t.column :updated_at, :datetime, precision: 0 + t.column :updated_on, :datetime, precision: 0 + else + t.column :created_at, :datetime + t.column :created_on, :datetime + t.column :updated_at, :datetime + t.column :updated_on, :datetime + end end create_table :parrots_pirates, id: false, force: true do |t| @@ -551,15 +608,24 @@ ActiveRecord::Schema.define do create_table :pets, primary_key: :pet_id, force: true do |t| t.string :name t.integer :owner_id, :integer - t.timestamps null: false + if subsecond_precision_supported? + t.timestamps null: false, precision: 6 + else + t.timestamps null: false + end end create_table :pirates, force: true do |t| t.column :catchphrase, :string t.column :parrot_id, :integer t.integer :non_validated_parrot_id - t.column :created_on, :datetime - t.column :updated_on, :datetime + if subsecond_precision_supported? + t.column :created_on, :datetime, precision: 6 + t.column :updated_on, :datetime, precision: 6 + else + t.column :created_on, :datetime + t.column :updated_on, :datetime + end end create_table :posts, force: true do |t| @@ -610,6 +676,8 @@ ActiveRecord::Schema.define do create_table :projects, force: true do |t| t.string :name t.string :type + t.integer :firm_id + t.integer :mentor_id end create_table :randomly_named_table1, force: true do |t| @@ -656,7 +724,10 @@ ActiveRecord::Schema.define do create_table :ships, force: true do |t| t.string :name t.integer :pirate_id + t.belongs_to :developer t.integer :update_only_pirate_id + # Conventionally named column for counter_cache + t.integer :treasures_count, default: 0 t.datetime :created_at t.datetime :created_on t.datetime :updated_at @@ -666,7 +737,20 @@ ActiveRecord::Schema.define do create_table :ship_parts, force: true do |t| t.string :name t.integer :ship_id - t.datetime :updated_at + if subsecond_precision_supported? + t.datetime :updated_at, precision: 6 + else + t.datetime :updated_at + end + end + + create_table :prisoners, force: true do |t| + t.belongs_to :ship + end + + create_table :shop_accounts, force: true do |t| + t.references :customer + t.references :customer_carrier end create_table :speedometers, force: true, id: false do |t| @@ -727,7 +811,7 @@ ActiveRecord::Schema.define do t.string :title, limit: 250 t.string :author_name t.string :author_email_address - if mysql_56? + if subsecond_precision_supported? t.datetime :written_on, precision: 6 else t.datetime :written_on @@ -750,7 +834,11 @@ ActiveRecord::Schema.define do t.string :parent_title t.string :type t.string :group - t.timestamps null: true + if subsecond_precision_supported? + t.timestamps null: true, precision: 6 + else + t.timestamps null: true + end end create_table :toys, primary_key: :toy_id, force: true do |t| @@ -775,6 +863,11 @@ ActiveRecord::Schema.define do t.belongs_to :ship end + create_table :tuning_pegs, force: true do |t| + t.integer :guitar_id + t.float :pitch + end + create_table :tyres, force: true do |t| t.integer :car_id end @@ -858,6 +951,17 @@ ActiveRecord::Schema.define do t.string 'from' end + create_table :nodes, force: true do |t| + t.integer :tree_id + t.integer :parent_id + t.string :name + t.datetime :updated_at + end + create_table :trees, force: true do |t| + t.string :name + t.datetime :updated_at + end + create_table :hotels, force: true do |t| end create_table :departments, force: true do |t| @@ -904,6 +1008,10 @@ ActiveRecord::Schema.define do t.string :token t.string :auth_token end + + create_table :test_with_keyword_column_name, force: true do |t| + t.string :desc + end end Course.connection.create_table :courses, force: true do |t| @@ -914,3 +1022,12 @@ end College.connection.create_table :colleges, force: true do |t| t.column :name, :string, null: false end + +Professor.connection.create_table :professors, force: true do |t| + t.column :name, :string, null: false +end + +Professor.connection.create_table :courses_professors, id: false, force: true do |t| + t.references :course + t.references :professor +end diff --git a/activerecord/test/support/connection.rb b/activerecord/test/support/connection.rb index d11fd9cfc1..c5334e8596 100644 --- a/activerecord/test/support/connection.rb +++ b/activerecord/test/support/connection.rb @@ -1,6 +1,7 @@ require 'active_support/logger' require 'models/college' require 'models/course' +require 'models/professor' module ARTest def self.connection_name diff --git a/activerecord/test/support/schema_dumping_helper.rb b/activerecord/test/support/schema_dumping_helper.rb index 2d1651454d..666c1b6a14 100644 --- a/activerecord/test/support/schema_dumping_helper.rb +++ b/activerecord/test/support/schema_dumping_helper.rb @@ -1,7 +1,7 @@ module SchemaDumpingHelper def dump_table_schema(table, connection = ActiveRecord::Base.connection) old_ignore_tables = ActiveRecord::SchemaDumper.ignore_tables - ActiveRecord::SchemaDumper.ignore_tables = connection.tables - [table] + ActiveRecord::SchemaDumper.ignore_tables = connection.data_sources - [table] stream = StringIO.new ActiveRecord::SchemaDumper.dump(ActiveRecord::Base.connection, stream) stream.string |