diff options
Diffstat (limited to 'activerecord')
326 files changed, 9211 insertions, 3417 deletions
diff --git a/activerecord/CHANGELOG.md b/activerecord/CHANGELOG.md index f57ca1854f..df781b4f1e 100644 --- a/activerecord/CHANGELOG.md +++ b/activerecord/CHANGELOG.md @@ -1,3 +1,430 @@ +* Add `ActiveRecord::Relation#annotate` for adding SQL comments to its queries. + + For example: + + ``` + Post.where(id: 123).annotate("this is a comment").to_sql + # SELECT "posts".* FROM "posts" WHERE "posts"."id" = 123 /* this is a comment */ + ``` + + This can be useful in instrumentation or other analysis of issued queries. + + *Matt Yoho* + +* Support Optimizer Hints. + + In most databases, a way to control the optimizer is by using optimizer hints, + which can be specified within individual statements. + + Example (for MySQL): + + Topic.optimizer_hints("MAX_EXECUTION_TIME(50000)", "NO_INDEX_MERGE(topics)") + # SELECT /*+ MAX_EXECUTION_TIME(50000) NO_INDEX_MERGE(topics) */ `topics`.* FROM `topics` + + Example (for PostgreSQL with pg_hint_plan): + + Topic.optimizer_hints("SeqScan(topics)", "Parallel(topics 8)") + # SELECT /*+ SeqScan(topics) Parallel(topics 8) */ "topics".* FROM "topics" + + See also: + + * https://dev.mysql.com/doc/refman/8.0/en/optimizer-hints.html + * https://pghintplan.osdn.jp/pg_hint_plan.html + * https://docs.oracle.com/en/database/oracle/oracle-database/12.2/tgsql/influencing-the-optimizer.html + * https://docs.microsoft.com/en-us/sql/t-sql/queries/hints-transact-sql-query?view=sql-server-2017 + * https://www.ibm.com/support/knowledgecenter/en/SSEPGG_11.1.0/com.ibm.db2.luw.admin.perf.doc/doc/c0070117.html + + *Ryuta Kamizono* + +* Fix query attribute method on user-defined attribute to be aware of typecasted value. + + For example, the following code no longer return false as casted non-empty string: + + ``` + class Post < ActiveRecord::Base + attribute :user_defined_text, :text + end + + Post.new(user_defined_text: "false").user_defined_text? # => true + ``` + + *Yuji Kamijima* + +* Quote empty ranges like other empty enumerables. + + *Patrick Rebsch* + +* Add `insert_all`/`insert_all!`/`upsert_all` methods to `ActiveRecord::Persistence`, + allowing bulk inserts akin to the bulk updates provided by `update_all` and + bulk deletes by `delete_all`. + + Supports skipping or upserting duplicates through the `ON CONFLICT` syntax + for Postgres (9.5+) and Sqlite (3.24+) and `ON DUPLICATE KEY UPDATE` syntax + for MySQL. + + *Bob Lail* + +* Add `rails db:seed:replant` that truncates tables of each database + for current environment and loads the seeds. + + *bogdanvlviv*, *DHH* + +* Add `ActiveRecord::Base.connection.truncate` for SQLite3 adapter. + + *bogdanvlviv* + +* Deprecate mismatched collation comparison for uniqueness validator. + + Uniqueness validator will no longer enforce case sensitive comparison in Rails 6.1. + To continue case sensitive comparison on the case insensitive column, + pass `case_sensitive: true` option explicitly to the uniqueness validator. + + *Ryuta Kamizono* + +* Add `reselect` method. This is a short-hand for `unscope(:select).select(fields)`. + + Fixes #27340. + + *Willian Gustavo Veiga* + +* Add negative scopes for all enum values. + + Example: + + class Post < ActiveRecord::Base + enum status: %i[ drafted active trashed ] + end + + Post.not_drafted # => where.not(status: :drafted) + Post.not_active # => where.not(status: :active) + Post.not_trashed # => where.not(status: :trashed) + + *DHH* + +* Fix different `count` calculation when using `size` with manual `select` with DISTINCT. + + Fixes #35214. + + *Juani Villarejo* + + +## Rails 6.0.0.beta3 (March 11, 2019) ## + +* No changes. + + +## Rails 6.0.0.beta2 (February 25, 2019) ## + +* Fix prepared statements caching to be enabled even when query caching is enabled. + + *Ryuta Kamizono* + +* Ensure `update_all` series cares about optimistic locking. + + *Ryuta Kamizono* + +* Don't allow `where` with non numeric string matches to 0 values. + + *Ryuta Kamizono* + +* Introduce `ActiveRecord::Relation#destroy_by` and `ActiveRecord::Relation#delete_by`. + + `destroy_by` allows relation to find all the records matching the condition and perform + `destroy_all` on the matched records. + + Example: + + Person.destroy_by(name: 'David') + Person.destroy_by(name: 'David', rating: 4) + + david = Person.find_by(name: 'David') + david.posts.destroy_by(id: [1, 2, 3]) + + `delete_by` allows relation to find all the records matching the condition and perform + `delete_all` on the matched records. + + Example: + + Person.delete_by(name: 'David') + Person.delete_by(name: 'David', rating: 4) + + david = Person.find_by(name: 'David') + david.posts.delete_by(id: [1, 2, 3]) + + *Abhay Nikam* + +* Don't allow `where` with invalid value matches to nil values. + + Fixes #33624. + + *Ryuta Kamizono* + +* SQLite3: Implement `add_foreign_key` and `remove_foreign_key`. + + *Ryuta Kamizono* + +* Deprecate using class level querying methods if the receiver scope + regarded as leaked. Use `klass.unscoped` to avoid the leaking scope. + + *Ryuta Kamizono* + +* Allow applications to automatically switch connections. + + Adds a middleware and configuration options that can be used in your + application to automatically switch between the writing and reading + database connections. + + `GET` and `HEAD` requests will read from the replica unless there was + a write in the last 2 seconds, otherwise they will read from the primary. + Non-get requests will always write to the primary. The middleware accepts + an argument for a Resolver class and a Operations class where you are able + to change how the auto-switcher works to be most beneficial for your + application. + + To use the middleware in your application you can use the following + configuration options: + + ``` + config.active_record.database_selector = { delay: 2.seconds } + config.active_record.database_resolver = ActiveRecord::Middleware::DatabaseSelector::Resolver + config.active_record.database_resolver_context = ActiveRecord::Middleware::DatabaseSelector::Resolver::Session + ``` + + To change the database selection strategy, pass a custom class to the + configuration options: + + ``` + config.active_record.database_selector = { delay: 10.seconds } + config.active_record.database_resolver = MyResolver + config.active_record.database_resolver_context = MyResolver::MyCookies + ``` + + *Eileen M. Uchitelle* + +* MySQL: Support `:size` option to change text and blob size. + + *Ryuta Kamizono* + +* Make `t.timestamps` with precision by default. + + *Ryuta Kamizono* + + +## Rails 6.0.0.beta1 (January 18, 2019) ## + +* Remove deprecated `#set_state` from the transaction object. + + *Rafael Mendonça França* + +* Remove deprecated `#supports_statement_cache?` from the database adapters. + + *Rafael Mendonça França* + +* Remove deprecated `#insert_fixtures` from the database adapters. + + *Rafael Mendonça França* + +* Remove deprecated `ActiveRecord::ConnectionAdapters::SQLite3Adapter#valid_alter_table_type?`. + + *Rafael Mendonça França* + +* Do not allow passing the column name to `sum` when a block is passed. + + *Rafael Mendonça França* + +* Do not allow passing the column name to `count` when a block is passed. + + *Rafael Mendonça França* + +* Remove delegation of missing methods in a relation to arel. + + *Rafael Mendonça França* + +* Remove delegation of missing methods in a relation to private methods of the class. + + *Rafael Mendonça França* + +* Deprecate `config.activerecord.sqlite3.represent_boolean_as_integer`. + + *Rafael Mendonça França* + +* Change `SQLite3Adapter` to always represent boolean values as integers. + + *Rafael Mendonça França* + +* Remove ability to specify a timestamp name for `#cache_key`. + + *Rafael Mendonça França* + +* Remove deprecated `ActiveRecord::Migrator.migrations_path=`. + + *Rafael Mendonça França* + +* Remove deprecated `expand_hash_conditions_for_aggregates`. + + *Rafael Mendonça França* + +* Set polymorphic type column to NULL on `dependent: :nullify` strategy. + + On polymorphic associations both the foreign key and the foreign type columns will be set to NULL. + + *Laerti Papa* + +* Allow permitted instance of `ActionController::Parameters` as argument of `ActiveRecord::Relation#exists?`. + + *Gannon McGibbon* + +* Add support for endless ranges introduces in Ruby 2.6. + + *Greg Navis* + +* Deprecate passing `migrations_paths` to `connection.assume_migrated_upto_version`. + + *Ryuta Kamizono* + +* MySQL: `ROW_FORMAT=DYNAMIC` create table option by default. + + Since MySQL 5.7.9, the `innodb_default_row_format` option defines the default row + format for InnoDB tables. The default setting is `DYNAMIC`. + The row format is required for indexing on `varchar(255)` with `utf8mb4` columns. + + *Ryuta Kamizono* + +* Fix join table column quoting with SQLite. + + *Gannon McGibbon* + +* Allow disabling scopes generated by `ActiveRecord.enum`. + + *Alfred Dominic* + +* Ensure that `delete_all` on collection proxy returns affected count. + + *Ryuta Kamizono* + +* Reset scope after delete on collection association to clear stale offsets of removed records. + + *Gannon McGibbon* + +* Add the ability to prevent writes to a database for the duration of a block. + + Allows the application to prevent writes to a database. This can be useful when + you're building out multiple databases and want to make sure you're not sending + writes when you want a read. + + If `while_preventing_writes` is called and the query is considered a write + query the database will raise an exception regardless of whether the database + user is able to write. + + This is not meant to be a catch-all for write queries but rather a way to enforce + read-only queries without opening a second connection. One purpose of this is to + catch accidental writes, not all writes. + + *Eileen M. Uchitelle* + +* Allow aliased attributes to be used in `#update_columns` and `#update`. + + *Gannon McGibbon* + +* Allow spaces in postgres table names. + + Fixes issue where "user post" is misinterpreted as "\"user\".\"post\"" when quoting table names with the postgres adapter. + + *Gannon McGibbon* + +* Cached columns_hash fields should be excluded from ResultSet#column_types + + PR #34528 addresses the inconsistent behaviour when attribute is defined for an ignored column. The following test + was passing for SQLite and MySQL, but failed for PostgreSQL: + + ```ruby + class DeveloperName < ActiveRecord::Type::String + def deserialize(value) + "Developer: #{value}" + end + end + + class AttributedDeveloper < ActiveRecord::Base + self.table_name = "developers" + + attribute :name, DeveloperName.new + + self.ignored_columns += ["name"] + end + + developer = AttributedDeveloper.create + developer.update_column :name, "name" + + loaded_developer = AttributedDeveloper.where(id: developer.id).select("*").first + puts loaded_developer.name # should be "Developer: name" but it's just "name" + ``` + + *Dmitry Tsepelev* + +* Make the implicit order column configurable. + + When calling ordered finder methods such as +first+ or +last+ without an + explicit order clause, ActiveRecord sorts records by primary key. This can + result in unpredictable and surprising behaviour when the primary key is + not an auto-incrementing integer, for example when it's a UUID. This change + makes it possible to override the column used for implicit ordering such + that +first+ and +last+ will return more predictable results. + + Example: + + class Project < ActiveRecord::Base + self.implicit_order_column = "created_at" + end + + *Tekin Suleyman* + +* Bump minimum PostgreSQL version to 9.3. + + *Yasuo Honda* + +* Values of enum are frozen, raising an error when attempting to modify them. + + *Emmanuel Byrd* + +* Move `ActiveRecord::StatementInvalid` SQL to error property and include binds as separate error property. + + `ActiveRecord::ConnectionAdapters::AbstractAdapter#translate_exception_class` now requires `binds` to be passed as the last argument. + + `ActiveRecord::ConnectionAdapters::AbstractAdapter#translate_exception` now requires `message`, `sql`, and `binds` to be passed as keyword arguments. + + Subclasses of `ActiveRecord::StatementInvalid` must now provide `sql:` and `binds:` arguments to `super`. + + Example: + + ``` + class MySubclassedError < ActiveRecord::StatementInvalid + def initialize(message, sql:, binds:) + super(message, sql: sql, binds: binds) + end + end + ``` + + *Gannon McGibbon* + +* Add an `:if_not_exists` option to `create_table`. + + Example: + + create_table :posts, if_not_exists: true do |t| + t.string :title + end + + That would execute: + + CREATE TABLE IF NOT EXISTS posts ( + ... + ) + + If the table already exists, `if_not_exists: false` (the default) raises an + exception whereas `if_not_exists: true` does nothing. + + *fatkodima*, *Stefan Kanev* + * Defining an Enum as a Hash with blank key, or as an Array with a blank value, now raises an `ArgumentError`. *Christophe Maximin* @@ -239,8 +666,8 @@ Iterating over the database configurations has also changed. Instead of calling hash methods on the `configurations` hash directly, a new method `configs_for` has - been provided that allows you to select the correct configuration. `env_name`, and - `spec_name` arguments are optional. For example these return an array of + been provided that allows you to select the correct configuration. `env_name` and + `spec_name` arguments are optional. For example, these return an array of database config objects for the requested environment and a single database config object will be returned for the requested environment and specification name respectively. @@ -331,9 +758,9 @@ *Tan Huynh*, *Yukio Mizuta* -* Rails 6 requires Ruby 2.4.1 or newer. +* Rails 6 requires Ruby 2.5.0 or newer. - *Jeremy Daer* + *Jeremy Daer*, *Kasper Timm Hansen* * Deprecate `update_attributes`/`!` in favor of `update`/`!`. diff --git a/activerecord/MIT-LICENSE b/activerecord/MIT-LICENSE index 04ba107c48..79e52c53af 100644 --- a/activerecord/MIT-LICENSE +++ b/activerecord/MIT-LICENSE @@ -1,4 +1,4 @@ -Copyright (c) 2004-2018 David Heinemeier Hansson +Copyright (c) 2004-2019 David Heinemeier Hansson Arel originally copyright (c) 2007-2016 Nick Kallen, Bryan Helmkamp, Emilio Tagua, Aaron Patterson diff --git a/activerecord/README.rdoc b/activerecord/README.rdoc index 19650b82ae..be573af4ba 100644 --- a/activerecord/README.rdoc +++ b/activerecord/README.rdoc @@ -13,6 +13,8 @@ columns. Although these mappings can be defined explicitly, it's recommended to follow naming conventions, especially when getting started with the library. +You can read more about Active Record in the {Active Record Basics}[https://edgeguides.rubyonrails.org/active_record_basics.html] guide. + A short rundown of some of the major features: * Automated mapping between classes and tables, attributes and columns. @@ -206,7 +208,7 @@ Active Record is released under the MIT license: API documentation is at: -* http://api.rubyonrails.org +* https://api.rubyonrails.org Bug reports for the Ruby on Rails project can be filed here: diff --git a/activerecord/RUNNING_UNIT_TESTS.rdoc b/activerecord/RUNNING_UNIT_TESTS.rdoc index 60561e2c0f..37473c37c6 100644 --- a/activerecord/RUNNING_UNIT_TESTS.rdoc +++ b/activerecord/RUNNING_UNIT_TESTS.rdoc @@ -1,7 +1,7 @@ == Setup If you don't have an environment for running tests, read -http://edgeguides.rubyonrails.org/contributing_to_ruby_on_rails.html#setting-up-a-development-environment +https://edgeguides.rubyonrails.org/contributing_to_ruby_on_rails.html#setting-up-a-development-environment == Running the Tests diff --git a/activerecord/Rakefile b/activerecord/Rakefile index fae56a51bb..f259ae7e12 100644 --- a/activerecord/Rakefile +++ b/activerecord/Rakefile @@ -9,11 +9,9 @@ def run_without_aborting(*tasks) errors = [] tasks.each do |task| - begin - Rake::Task[task].invoke - rescue Exception - errors << task - end + Rake::Task[task].invoke + rescue Exception + errors << task end abort "Errors running #{errors.join(', ')}" if errors.any? @@ -67,11 +65,90 @@ end task adapter => "#{adapter}:env" do adapter_short = adapter == "db2" ? adapter : adapter[/^[a-z0-9]+/] puts [adapter, adapter_short].inspect - (Dir["test/cases/**/*_test.rb"].reject { + + dash_i = [ + "test", + "lib", + "../activesupport/lib", + "../activemodel/lib" + ].map { |dir| File.expand_path(dir, __dir__) } + + dash_i.reverse_each do |x| + $:.unshift(x) unless $:.include?(x) + end + $-w = true + + require "bundler/setup" unless defined?(Bundler) + + # Every test file loads "cases/helper" first, so doing it + # post-fork gains us nothing. + + # We need to dance around minitest autorun, though. + require "minitest" + Minitest.instance_eval do + alias _original_autorun autorun + def autorun + # no-op + end + require "cases/helper" + alias autorun _original_autorun + end + + failing_files = [] + + test_options = ENV["TESTOPTS"].to_s.split(/[\s]+/) + + test_files = (Dir["test/cases/**/*_test.rb"].reject { |x| x.include?("/adapters/") - } + Dir["test/cases/adapters/#{adapter_short}/**/*_test.rb"]).all? do |file| - sh(Gem.ruby, "-w", "-Itest", file) - end || raise("Failures") + } + Dir["test/cases/adapters/#{adapter_short}/**/*_test.rb"]).sort + + if ENV["BUILDKITE_PARALLEL_JOB_COUNT"] + n = ENV["BUILDKITE_PARALLEL_JOB"].to_i + m = ENV["BUILDKITE_PARALLEL_JOB_COUNT"].to_i + + test_files = test_files.each_slice(m).map { |slice| slice[n] }.compact + end + + test_files.each do |file| + puts "--- #{file}" + fake_command = Shellwords.join([ + FileUtils::RUBY, + "-w", + *dash_i.map { |dir| "-I#{Pathname.new(dir).relative_path_from(Pathname.pwd)}" }, + file, + ]) + puts fake_command + + # We could run these in parallel, but pretty much all of the + # railties tests already run in parallel, so ¯\_(⊙︿⊙)_/¯ + Process.waitpid fork { + ARGV.clear.concat test_options + Rake.application = nil + + Minitest.autorun + + load file + } + + unless $?.success? + failing_files << file + puts "^^^ +++" + end + puts + end + + puts "--- All tests completed" + unless failing_files.empty? + puts "^^^ +++" + puts + puts "Failed in:" + failing_files.each do |file| + puts " #{file}" + end + puts + + exit 1 + end end end end @@ -91,18 +168,23 @@ end namespace :db do namespace :mysql do + connection_arguments = lambda do |connection_name| + config = ARTest.config["connections"]["mysql2"][connection_name] + ["--user=#{config["username"]}", "--password=#{config["password"]}", ("--host=#{config["host"]}" if config["host"])].join(" ") + end + desc "Build the MySQL test databases" task :build do config = ARTest.config["connections"]["mysql2"] - %x( mysql --user=#{config["arunit"]["username"]} --password=#{config["arunit"]["password"]} -e "create DATABASE #{config["arunit"]["database"]} DEFAULT CHARACTER SET utf8mb4" ) - %x( mysql --user=#{config["arunit2"]["username"]} --password=#{config["arunit2"]["password"]} -e "create DATABASE #{config["arunit2"]["database"]} DEFAULT CHARACTER SET utf8mb4" ) + %x( mysql #{connection_arguments["arunit"]} -e "create DATABASE #{config["arunit"]["database"]} DEFAULT CHARACTER SET utf8mb4" ) + %x( mysql #{connection_arguments["arunit2"]} -e "create DATABASE #{config["arunit2"]["database"]} DEFAULT CHARACTER SET utf8mb4" ) end desc "Drop the MySQL test databases" task :drop do 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"]} ) + %x( mysqladmin #{connection_arguments["arunit"]} -f drop #{config["arunit"]["database"]} ) + %x( mysqladmin #{connection_arguments["arunit2"]} -f drop #{config["arunit2"]["database"]} ) end desc "Rebuild the MySQL test databases" diff --git a/activerecord/activerecord.gemspec b/activerecord/activerecord.gemspec index bcdd82052c..f73233c38b 100644 --- a/activerecord/activerecord.gemspec +++ b/activerecord/activerecord.gemspec @@ -9,13 +9,13 @@ Gem::Specification.new do |s| s.summary = "Object-relational mapper framework (part of Rails)." s.description = "Databases on Rails. Build a persistent domain model by mapping database tables to Ruby classes. Strong conventions for associations, validations, aggregations, migrations, and testing come baked-in." - s.required_ruby_version = ">= 2.4.1" + s.required_ruby_version = ">= 2.5.0" s.license = "MIT" s.author = "David Heinemeier Hansson" s.email = "david@loudthinking.com" - s.homepage = "http://rubyonrails.org" + s.homepage = "https://rubyonrails.org" s.files = Dir["CHANGELOG.md", "MIT-LICENSE", "README.rdoc", "examples/**/*", "lib/**/*"] s.require_path = "lib" diff --git a/activerecord/lib/active_record.rb b/activerecord/lib/active_record.rb index d43378c64f..7d66158f47 100644 --- a/activerecord/lib/active_record.rb +++ b/activerecord/lib/active_record.rb @@ -1,7 +1,7 @@ # frozen_string_literal: true #-- -# Copyright (c) 2004-2018 David Heinemeier Hansson +# Copyright (c) 2004-2019 David Heinemeier Hansson # # Permission is hereby granted, free of charge, to any person obtaining # a copy of this software and associated documentation files (the @@ -74,6 +74,7 @@ module ActiveRecord autoload :Translation autoload :Validations autoload :SecureToken + autoload :DatabaseSelector, "active_record/middleware/database_selector" eager_autoload do autoload :ActiveRecordError, "active_record/errors" @@ -153,6 +154,12 @@ module ActiveRecord end end + module Middleware + extend ActiveSupport::Autoload + + autoload :DatabaseSelector, "active_record/middleware/database_selector" + end + module Tasks extend ActiveSupport::Autoload diff --git a/activerecord/lib/active_record/associations.rb b/activerecord/lib/active_record/associations.rb index fb1df00dc8..64c20adc87 100644 --- a/activerecord/lib/active_record/associations.rb +++ b/activerecord/lib/active_record/associations.rb @@ -703,8 +703,9 @@ module ActiveRecord # #belongs_to associations. # # Extra options on the associations, as defined in the - # <tt>AssociationReflection::INVALID_AUTOMATIC_INVERSE_OPTIONS</tt> constant, will - # also prevent the association's inverse from being found automatically. + # <tt>AssociationReflection::INVALID_AUTOMATIC_INVERSE_OPTIONS</tt> + # constant, or a custom scope, will also prevent the association's inverse + # from being found automatically. # # The automatic guessing of the inverse association uses a heuristic based # on the name of the class, so it may not work for all associations, @@ -1293,7 +1294,8 @@ module ActiveRecord # # * <tt>:destroy</tt> causes all the associated objects to also be destroyed. # * <tt>:delete_all</tt> causes all the associated objects to be deleted directly from the database (so callbacks will not be executed). - # * <tt>:nullify</tt> causes the foreign keys to be set to +NULL+. Callbacks are not executed. + # * <tt>:nullify</tt> causes the foreign keys to be set to +NULL+. Polymorphic type will also be nullified + # on polymorphic associations. Callbacks are not executed. # * <tt>:restrict_with_exception</tt> causes an <tt>ActiveRecord::DeleteRestrictionError</tt> exception to be raised if there are any associated records. # * <tt>:restrict_with_error</tt> causes an error to be added to the owner if there are any associated objects. # @@ -1436,7 +1438,8 @@ module ActiveRecord # # * <tt>:destroy</tt> causes the associated object to also be destroyed # * <tt>:delete</tt> causes the associated object to be deleted directly from the database (so callbacks will not execute) - # * <tt>:nullify</tt> causes the foreign key to be set to +NULL+. Callbacks are not executed. + # * <tt>:nullify</tt> causes the foreign key to be set to +NULL+. Polymorphic type column is also nullified + # on polymorphic associations. Callbacks are not executed. # * <tt>:restrict_with_exception</tt> causes an <tt>ActiveRecord::DeleteRestrictionError</tt> exception to be raised if there is an associated record # * <tt>:restrict_with_error</tt> causes an error to be added to the owner if there is an associated object # diff --git a/activerecord/lib/active_record/associations/association.rb b/activerecord/lib/active_record/associations/association.rb index bf4942aac8..0bb63b97ae 100644 --- a/activerecord/lib/active_record/associations/association.rb +++ b/activerecord/lib/active_record/associations/association.rb @@ -17,6 +17,23 @@ module ActiveRecord # CollectionAssociation # HasManyAssociation + ForeignAssociation # HasManyThroughAssociation + ThroughAssociation + # + # Associations in Active Record are middlemen between the object that + # holds the association, known as the <tt>owner</tt>, and the associated + # result set, known as the <tt>target</tt>. Association metadata is available in + # <tt>reflection</tt>, which is an instance of <tt>ActiveRecord::Reflection::AssociationReflection</tt>. + # + # For example, given + # + # class Blog < ActiveRecord::Base + # has_many :posts + # end + # + # blog = Blog.first + # + # The association of <tt>blog.posts</tt> has the object +blog+ as its + # <tt>owner</tt>, the collection of its posts as <tt>target</tt>, and + # the <tt>reflection</tt> object represents a <tt>:has_many</tt> macro. class Association #:nodoc: attr_reader :owner, :target, :reflection @@ -179,6 +196,20 @@ module ActiveRecord end private + def find_target + scope = self.scope + return scope.to_a if skip_statement_cache?(scope) + + conn = klass.connection + sc = reflection.association_scope_cache(conn, owner) do |params| + as = AssociationScope.create { params.bind } + target_scope.merge!(as.scope(self)) + end + + binds = AssociationScope.get_bind_values(owner, reflection.chain) + sc.execute(binds, conn) { |record| set_inverse_instance(record) } || [] + end + # The scope for this association. # # Note that the association_scope is merged into the target_scope only when the diff --git a/activerecord/lib/active_record/associations/association_scope.rb b/activerecord/lib/active_record/associations/association_scope.rb index 0a90a6104a..9e38380611 100644 --- a/activerecord/lib/active_record/associations/association_scope.rb +++ b/activerecord/lib/active_record/associations/association_scope.rb @@ -26,7 +26,9 @@ module ActiveRecord chain = get_chain(reflection, association, scope.alias_tracker) scope.extending! reflection.extensions - add_constraints(scope, owner, chain) + scope = add_constraints(scope, owner, chain) + scope.limit!(1) unless reflection.collection? + scope end def self.get_bind_values(owner, chain) diff --git a/activerecord/lib/active_record/associations/builder/collection_association.rb b/activerecord/lib/active_record/associations/builder/collection_association.rb index ff57c40121..5848cd9112 100644 --- a/activerecord/lib/active_record/associations/builder/collection_association.rb +++ b/activerecord/lib/active_record/associations/builder/collection_association.rb @@ -20,10 +20,10 @@ module ActiveRecord::Associations::Builder # :nodoc: } end - def self.define_extensions(model, name) + def self.define_extensions(model, name, &block) if block_given? extension_module_name = "#{model.name.demodulize}#{name.to_s.camelize}AssociationExtension" - extension = Module.new(&Proc.new) + extension = Module.new(&block) model.module_parent.const_set(extension_module_name, extension) end end diff --git a/activerecord/lib/active_record/associations/collection_association.rb b/activerecord/lib/active_record/associations/collection_association.rb index 840d900bbc..c3d4eab562 100644 --- a/activerecord/lib/active_record/associations/collection_association.rb +++ b/activerecord/lib/active_record/associations/collection_association.rb @@ -109,9 +109,8 @@ module ActiveRecord end end - # Add +records+ to this association. Returns +self+ so method calls may - # be chained. Since << flattens its argument list and inserts each record, - # +push+ and +concat+ behave identically. + # Add +records+ to this association. Since +<<+ flattens its argument list + # and inserts each record, +push+ and +concat+ behave identically. def concat(*records) records = records.flatten if owner.new_record? @@ -233,7 +232,7 @@ module ActiveRecord # loaded and you are going to fetch the records anyway it is better to # check <tt>collection.length.zero?</tt>. def empty? - if loaded? || @association_ids + if loaded? || @association_ids || reflection.has_cached_counter? size.zero? else target.empty? && !scope.exists? @@ -303,23 +302,6 @@ module ActiveRecord end private - - def find_target - scope = self.scope - return scope.to_a if skip_statement_cache?(scope) - - conn = klass.connection - sc = reflection.association_scope_cache(conn, owner) do |params| - as = AssociationScope.create { params.bind } - target_scope.merge!(as.scope(self)) - end - - binds = AssociationScope.get_bind_values(owner, reflection.chain) - sc.execute(binds, conn) do |record| - set_inverse_instance(record) - end - end - # We have some records loaded from the database (persisted) and some that are # in-memory (memory). The same record may be represented in the persisted array # and in the memory array. @@ -364,7 +346,6 @@ module ActiveRecord add_to_target(record) do result = insert_record(record, true, raise) { @_was_loaded = loaded? - @association_ids = nil } end raise ActiveRecord::Rollback unless result @@ -401,6 +382,7 @@ module ActiveRecord delete_records(existing_records, method) if existing_records.any? @target -= records + @association_ids = nil records.each { |record| callback(:after_remove, record) } end @@ -413,9 +395,9 @@ module ActiveRecord end def replace_records(new_target, original_target) - delete(target - new_target) + delete(difference(target, new_target)) - unless concat(new_target - target) + unless concat(difference(new_target, target)) @target = original_target raise RecordNotSaved, "Failed to replace #{reflection.name} because one or more of the " \ "new records could not be saved." @@ -425,7 +407,7 @@ module ActiveRecord end def replace_common_records_in_memory(new_target, original_target) - common_records = new_target & original_target + common_records = intersection(new_target, original_target) common_records.each do |record| skip_callbacks = true replace_on_target(record, @target.index(record), skip_callbacks) @@ -441,7 +423,6 @@ module ActiveRecord unless owner.new_record? result &&= insert_record(record, true, raise) { @_was_loaded = loaded? - @association_ids = nil } end end @@ -464,6 +445,7 @@ module ActiveRecord if index target[index] = record elsif @_was_loaded || !loaded? + @association_ids = nil target << record end diff --git a/activerecord/lib/active_record/associations/collection_proxy.rb b/activerecord/lib/active_record/associations/collection_proxy.rb index 811fbfd927..edcb44f0fc 100644 --- a/activerecord/lib/active_record/associations/collection_proxy.rb +++ b/activerecord/lib/active_record/associations/collection_proxy.rb @@ -2,11 +2,8 @@ module ActiveRecord module Associations - # Association proxies in Active Record are middlemen between the object that - # holds the association, known as the <tt>@owner</tt>, and the actual associated - # object, known as the <tt>@target</tt>. The kind of association any proxy is - # about is available in <tt>@reflection</tt>. That's an instance of the class - # ActiveRecord::Reflection::AssociationReflection. + # Collection proxies in Active Record are middlemen between an + # <tt>association</tt>, and its <tt>target</tt> result set. # # For example, given # @@ -16,14 +13,14 @@ module ActiveRecord # # blog = Blog.first # - # the association proxy in <tt>blog.posts</tt> has the object in +blog+ as - # <tt>@owner</tt>, the collection of its posts as <tt>@target</tt>, and - # the <tt>@reflection</tt> object represents a <tt>:has_many</tt> macro. + # The collection proxy returned by <tt>blog.posts</tt> is built from a + # <tt>:has_many</tt> <tt>association</tt>, and delegates to a collection + # of posts as the <tt>target</tt>. # - # This class delegates unknown methods to <tt>@target</tt> via - # <tt>method_missing</tt>. + # This class delegates unknown methods to the <tt>association</tt>'s + # relation class via a delegate cache. # - # The <tt>@target</tt> object is not \loaded until needed. For example, + # The <tt>target</tt> result set is not loaded until needed. For example, # # blog.posts.count # @@ -366,34 +363,6 @@ module ActiveRecord @association.create!(attributes, &block) 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+ - # so method calls may be chained. - # - # class Person < ActiveRecord::Base - # has_many :pets - # end - # - # person.pets.size # => 0 - # person.pets.concat(Pet.new(name: 'Fancy-Fancy')) - # person.pets.concat(Pet.new(name: 'Spook'), Pet.new(name: 'Choo-Choo')) - # person.pets.size # => 3 - # - # person.id # => 1 - # 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.concat([Pet.new(name: 'Brain'), Pet.new(name: 'Benny')]) - # person.pets.size # => 5 - def concat(*records) - @association.concat(*records) - end - # Replaces this collection with +other_array+. This will perform a diff # and delete/add only records that have changed. # @@ -500,7 +469,7 @@ module ActiveRecord # Pet.find(1, 2, 3) # # => ActiveRecord::RecordNotFound: Couldn't find all Pets with 'id': (1, 2, 3) def delete_all(dependent = nil) - @association.delete_all(dependent) + @association.delete_all(dependent).tap { reset_scope } end # Deletes the records of the collection directly from the database @@ -527,7 +496,7 @@ module ActiveRecord # # Pet.find(1) # => Couldn't find Pet with id=1 def destroy_all - @association.destroy_all + @association.destroy_all.tap { reset_scope } end # Deletes the +records+ supplied from the collection according to the strategy @@ -646,7 +615,7 @@ module ActiveRecord # # #<Pet id: 3, name: "Choo-Choo", person_id: 1> # # ] def delete(*records) - @association.delete(*records) + @association.delete(*records).tap { reset_scope } end # Destroys the +records+ supplied and removes them from the collection. @@ -718,7 +687,7 @@ module ActiveRecord # # Pet.find(4, 5, 6) # => ActiveRecord::RecordNotFound: Couldn't find all Pets with 'id': (4, 5, 6) def destroy(*records) - @association.destroy(*records) + @association.destroy(*records).tap { reset_scope } end ## @@ -1033,8 +1002,9 @@ module ActiveRecord end # Adds one or more +records+ to the collection by setting their foreign keys - # to the association's primary key. Returns +self+, so several appends may be - # chained together. + # to the association's primary key. Since +<<+ flattens its argument list and + # inserts each record, +push+ and +concat+ behave identically. Returns +self+ + # so several appends may be chained together. # # class Person < ActiveRecord::Base # has_many :pets @@ -1057,6 +1027,7 @@ module ActiveRecord end alias_method :push, :<< alias_method :append, :<< + alias_method :concat, :<< def prepend(*args) raise NoMethodError, "prepend on association is not defined. Please use <<, push or append" diff --git a/activerecord/lib/active_record/associations/foreign_association.rb b/activerecord/lib/active_record/associations/foreign_association.rb index 40010cde03..59af6f54c3 100644 --- a/activerecord/lib/active_record/associations/foreign_association.rb +++ b/activerecord/lib/active_record/associations/foreign_association.rb @@ -9,5 +9,12 @@ module ActiveRecord::Associations false end end + + def nullified_owner_attributes + Hash.new.tap do |attrs| + attrs[reflection.foreign_key] = nil + attrs[reflection.type] = nil if reflection.type.present? + end + end end end diff --git a/activerecord/lib/active_record/associations/has_many_association.rb b/activerecord/lib/active_record/associations/has_many_association.rb index cf85a87fa7..5972846940 100644 --- a/activerecord/lib/active_record/associations/has_many_association.rb +++ b/activerecord/lib/active_record/associations/has_many_association.rb @@ -36,14 +36,6 @@ module ActiveRecord super end - def empty? - if reflection.has_cached_counter? - size.zero? - else - super - end - end - private # Returns the number of records in this collection. @@ -69,7 +61,7 @@ module ActiveRecord # If there's nothing in the database and @target has no new records # we are certain the current target is an empty array. This is a # documented side-effect of the method that may avoid an extra SELECT. - (@target ||= []) && loaded! if count == 0 + loaded! if count == 0 [association_scope.limit_value, count].compact.min end @@ -92,13 +84,14 @@ module ActiveRecord if method == :delete_all scope.delete_all else - scope.update_all(reflection.foreign_key => nil) + scope.update_all(nullified_owner_attributes) end end def delete_or_nullify_all_records(method) count = delete_count(method, scope) update_counter(-count) + count end # Deletes the records according to the <tt>:dependent</tt> option. @@ -130,6 +123,14 @@ module ActiveRecord end saved_successfully end + + def difference(a, b) + a - b + end + + def intersection(a, b) + a & b + end end end end 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 f84ac65fa2..84a9797aa5 100644 --- a/activerecord/lib/active_record/associations/has_many_through_association.rb +++ b/activerecord/lib/active_record/associations/has_many_through_association.rb @@ -161,6 +161,30 @@ module ActiveRecord else update_counter(-count) end + + count + end + + def difference(a, b) + distribution = distribution(b) + + a.reject { |record| mark_occurrence(distribution, record) } + end + + def intersection(a, b) + distribution = distribution(b) + + a.select { |record| mark_occurrence(distribution, record) } + end + + def mark_occurrence(distribution, record) + distribution[record] > 0 && distribution[record] -= 1 + end + + def distribution(array) + array.each_with_object(Hash.new(0)) do |record, distribution| + distribution[record] += 1 + end end def through_records_for(record) diff --git a/activerecord/lib/active_record/associations/has_one_association.rb b/activerecord/lib/active_record/associations/has_one_association.rb index 390bfd8b08..99971286a3 100644 --- a/activerecord/lib/active_record/associations/has_one_association.rb +++ b/activerecord/lib/active_record/associations/has_one_association.rb @@ -33,7 +33,7 @@ module ActiveRecord target.destroy throw(:abort) unless target.destroyed? when :nullify - target.update_columns(reflection.foreign_key => nil) if target.persisted? + target.update_columns(nullified_owner_attributes) if target.persisted? end 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 4583d89cba..ca0305abbb 100644 --- a/activerecord/lib/active_record/associations/join_dependency/join_association.rb +++ b/activerecord/lib/active_record/associations/join_dependency/join_association.rb @@ -1,6 +1,7 @@ # frozen_string_literal: true require "active_record/associations/join_dependency/join_part" +require "active_support/core_ext/array/extract" module ActiveRecord module Associations @@ -30,17 +31,21 @@ module ActiveRecord table = tables[-i] klass = reflection.klass - constraint = reflection.build_join_constraint(table, foreign_table) + join_scope = reflection.join_scope(table, foreign_table, foreign_klass) - joins << table.create_join(table, table.create_on(constraint), join_type) - - join_scope = reflection.join_scope(table, foreign_klass) arel = join_scope.arel(alias_tracker.aliases) + nodes = arel.constraints.first + + others = nodes.children.extract! do |node| + Arel.fetch_attribute(node) { |attr| attr.relation.name != table.name } + end + + joins << table.create_join(table, table.create_on(nodes), join_type) - if arel.constraints.any? + unless others.empty? joins.concat arel.join_sources right = joins.last.right - right.expr = right.expr.and(arel.constraints) + right.expr.children.concat(others) end # The current table in this iteration becomes the foreign table in the next diff --git a/activerecord/lib/active_record/associations/preloader.rb b/activerecord/lib/active_record/associations/preloader.rb index 8997579527..c7cd87f9d4 100644 --- a/activerecord/lib/active_record/associations/preloader.rb +++ b/activerecord/lib/active_record/associations/preloader.rb @@ -143,9 +143,7 @@ module ActiveRecord def preloaders_for_reflection(reflection, records, scope) records.group_by { |record| record.association(reflection.name).klass }.map do |rhs_klass, rs| - loader = preloader_for(reflection, rs).new(rhs_klass, rs, reflection, scope) - loader.run self - loader + preloader_for(reflection, rs).new(rhs_klass, rs, reflection, scope).run end end @@ -166,10 +164,18 @@ module ActiveRecord @reflection = reflection end - def run(preloader); end + def run + self + end def preloaded_records - owners.flat_map { |owner| owner.association(reflection.name).target } + @preloaded_records ||= records_by_owner.flat_map(&:last) + end + + def records_by_owner + @records_by_owner ||= owners.each_with_object({}) do |owner, result| + result[owner] = Array(owner.association(reflection.name).target) + end end private diff --git a/activerecord/lib/active_record/associations/preloader/association.rb b/activerecord/lib/active_record/associations/preloader/association.rb index d6f7359055..46532f651e 100644 --- a/activerecord/lib/active_record/associations/preloader/association.rb +++ b/activerecord/lib/active_record/associations/preloader/association.rb @@ -4,26 +4,44 @@ module ActiveRecord module Associations class Preloader class Association #:nodoc: - attr_reader :preloaded_records - def initialize(klass, owners, reflection, preload_scope) @klass = klass @owners = owners @reflection = reflection @preload_scope = preload_scope @model = owners.first && owners.first.class - @preloaded_records = [] end - def run(preloader) - records = load_records do |record| - owner = owners_by_key[convert_key(record[association_key_name])] - association = owner.association(reflection.name) - association.set_inverse_instance(record) + def run + if !preload_scope || preload_scope.empty_scope? + owners.each do |owner| + associate_records_to_owner(owner, records_by_owner[owner] || []) + end + else + # Custom preload scope is used and + # the association can not be marked as loaded + # Loading into a Hash instead + records_by_owner end + self + end - owners.each do |owner| - associate_records_to_owner(owner, records[convert_key(owner[owner_key_name])] || []) + def records_by_owner + @records_by_owner ||= preloaded_records.each_with_object({}) do |record, result| + owners_by_key[convert_key(record[association_key_name])].each do |owner| + (result[owner] ||= []) << record + end + end + end + + def preloaded_records + return @preloaded_records if defined?(@preloaded_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) end end @@ -42,11 +60,10 @@ module ActiveRecord def associate_records_to_owner(owner, records) association = owner.association(reflection.name) - association.loaded! if reflection.collection? - association.target.concat(records) + association.target = records else - association.target = records.first unless records.empty? + association.target = records.first end end @@ -55,13 +72,10 @@ module ActiveRecord end def owners_by_key - unless defined?(@owners_by_key) - @owners_by_key = owners.each_with_object({}) do |owner, h| - key = convert_key(owner[owner_key_name]) - h[key] = owner if key - end + @owners_by_key ||= owners.each_with_object({}) do |owner, result| + key = convert_key(owner[owner_key_name]) + (result[key] ||= []) << owner if key end - @owners_by_key end def key_conversion_required? @@ -88,23 +102,16 @@ module ActiveRecord @model.type_for_attribute(owner_key_name).type end - def load_records(&block) - 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, &block) - end - @preloaded_records.group_by do |record| - convert_key(record[association_key_name]) + def records_for(ids) + scope.where(association_key_name => ids).load do |record| + # Processing only the first owner + # because the record is modified but not an owner + owner = owners_by_key[convert_key(record[association_key_name])].first + association = owner.association(reflection.name) + association.set_inverse_instance(record) end end - def records_for(ids, &block) - scope.where(association_key_name => ids).load(&block) - end - def scope @scope ||= build_scope end @@ -116,7 +123,7 @@ module ActiveRecord def build_scope scope = klass.scope_for_association - if reflection.type + if reflection.type && !reflection.through_reflection? scope.where!(reflection.type => model.polymorphic_name) end diff --git a/activerecord/lib/active_record/associations/preloader/through_association.rb b/activerecord/lib/active_record/associations/preloader/through_association.rb index a6b7ab80a2..bec1c4c94a 100644 --- a/activerecord/lib/active_record/associations/preloader/through_association.rb +++ b/activerecord/lib/active_record/associations/preloader/through_association.rb @@ -4,42 +4,57 @@ module ActiveRecord module Associations class Preloader class ThroughAssociation < Association # :nodoc: - def run(preloader) - already_loaded = owners.first.association(through_reflection.name).loaded? - through_scope = through_scope() - reflection_scope = target_reflection_scope - through_preloaders = preloader.preload(owners, through_reflection.name, through_scope) - middle_records = through_preloaders.flat_map(&:preloaded_records) - preloaders = preloader.preload(middle_records, source_reflection.name, reflection_scope) - @preloaded_records = preloaders.flat_map(&:preloaded_records) - - owners.each do |owner| - through_records = Array(owner.association(through_reflection.name).target) - if already_loaded + PRELOADER = ActiveRecord::Associations::Preloader.new + + def initialize(*) + super + @already_loaded = owners.first.association(through_reflection.name).loaded? + end + + def preloaded_records + @preloaded_records ||= source_preloaders.flat_map(&:preloaded_records) + end + + def records_by_owner + return @records_by_owner if defined?(@records_by_owner) + source_records_by_owner = source_preloaders.map(&:records_by_owner).reduce(:merge) + through_records_by_owner = through_preloaders.map(&:records_by_owner).reduce(:merge) + + @records_by_owner = owners.each_with_object({}) do |owner, result| + through_records = through_records_by_owner[owner] || [] + + if @already_loaded if source_type = reflection.options[:source_type] through_records = through_records.select do |record| record[reflection.foreign_type] == source_type end end - else - owner.association(through_reflection.name).reset if through_scope - end - result = through_records.flat_map do |record| - association = record.association(source_reflection.name) - target = association.target - association.reset if preload_scope - target end - result.compact! - if reflection_scope - result.sort_by! { |rhs| preload_index[rhs] } if reflection_scope.order_values.any? - result.uniq! if reflection_scope.distinct_value + + records = through_records.flat_map do |record| + source_records_by_owner[record] end - associate_records_to_owner(owner, result) + + records.compact! + records.sort_by! { |rhs| preload_index[rhs] } if scope.order_values.any? + records.uniq! if scope.distinct_value + result[owner] = records end end private + def source_preloaders + @source_preloaders ||= PRELOADER.preload(middle_records, source_reflection.name, scope) + end + + def middle_records + through_preloaders.flat_map(&:preloaded_records) + end + + def through_preloaders + @through_preloaders ||= PRELOADER.preload(owners, through_reflection.name, through_scope) + end + def through_reflection reflection.through_reflection end @@ -49,8 +64,8 @@ module ActiveRecord end def preload_index - @preload_index ||= @preloaded_records.each_with_object({}).with_index do |(id, result), index| - result[id] = index + @preload_index ||= preloaded_records.each_with_object({}).with_index do |(record, result), index| + result[record] = index end end @@ -58,11 +73,15 @@ module ActiveRecord scope = through_reflection.klass.unscoped options = reflection.options + values = reflection_scope.values + if annotations = values[:annotate] + scope.annotate!(*annotations) + end + if options[:source_type] scope.where! reflection.foreign_type => options[:source_type] elsif !reflection_scope.where_clause.empty? scope.where_clause = reflection_scope.where_clause - values = reflection_scope.values if includes = values[:includes] scope.includes!(source_reflection.name => includes) @@ -89,17 +108,7 @@ module ActiveRecord end end - scope unless scope.empty_scope? - end - - def target_reflection_scope - if preload_scope - reflection_scope.merge(preload_scope) - elsif reflection.scope - reflection_scope - else - nil - end + scope end end end diff --git a/activerecord/lib/active_record/associations/singular_association.rb b/activerecord/lib/active_record/associations/singular_association.rb index 8e50cce102..a92932fa4b 100644 --- a/activerecord/lib/active_record/associations/singular_association.rb +++ b/activerecord/lib/active_record/associations/singular_association.rb @@ -36,21 +36,7 @@ module ActiveRecord end def find_target - scope = self.scope - return scope.take if skip_statement_cache?(scope) - - conn = klass.connection - sc = reflection.association_scope_cache(conn, owner) do |params| - as = AssociationScope.create { params.bind } - target_scope.merge!(as.scope(self)).limit(1) - end - - binds = AssociationScope.get_bind_values(owner, reflection.chain) - sc.execute(binds, conn) do |record| - set_inverse_instance record - end.first - rescue ::RangeError - nil + super.first end def replace(record) diff --git a/activerecord/lib/active_record/attribute_assignment.rb b/activerecord/lib/active_record/attribute_assignment.rb index b6f0e18764..929045f29b 100644 --- a/activerecord/lib/active_record/attribute_assignment.rb +++ b/activerecord/lib/active_record/attribute_assignment.rb @@ -45,16 +45,14 @@ module ActiveRecord def execute_callstack_for_multiparameter_attributes(callstack) errors = [] callstack.each do |name, values_with_empty_parameters| - begin - if values_with_empty_parameters.each_value.all?(&:nil?) - values = nil - else - values = values_with_empty_parameters - end - send("#{name}=", values) - rescue => ex - errors << AttributeAssignmentError.new("error on assignment #{values_with_empty_parameters.values.inspect} to #{name} (#{ex.message})", ex, name) + if values_with_empty_parameters.each_value.all?(&:nil?) + values = nil + else + values = values_with_empty_parameters end + send("#{name}=", values) + rescue => ex + errors << AttributeAssignmentError.new("error on assignment #{values_with_empty_parameters.values.inspect} to #{name} (#{ex.message})", ex, name) end unless errors.empty? error_descriptions = errors.map(&:message).join(",") diff --git a/activerecord/lib/active_record/attribute_methods.rb b/activerecord/lib/active_record/attribute_methods.rb index fd8c1da842..af7e46e649 100644 --- a/activerecord/lib/active_record/attribute_methods.rb +++ b/activerecord/lib/active_record/attribute_methods.rb @@ -24,7 +24,7 @@ module ActiveRecord RESTRICTED_CLASS_METHODS = %w(private public protected allocate new name parent superclass) - class GeneratedAttributeMethods < Module #:nodoc: + class GeneratedAttributeMethodsBuilder < Module #:nodoc: include Mutex_m end @@ -35,7 +35,8 @@ module ActiveRecord end def initialize_generated_modules # :nodoc: - @generated_attribute_methods = GeneratedAttributeMethods.new + @generated_attribute_methods = const_set(:GeneratedAttributeMethods, GeneratedAttributeMethodsBuilder.new) + private_constant :GeneratedAttributeMethods @attribute_methods_generated = false include @generated_attribute_methods @@ -88,7 +89,7 @@ module ActiveRecord # If ThisClass < ... < SomeSuperClass < ... < Base and SomeSuperClass # defines its own attribute method, then we don't want to overwrite that. defined = method_defined_within?(method_name, superclass, Base) && - ! superclass.instance_method(method_name).owner.is_a?(GeneratedAttributeMethods) + ! superclass.instance_method(method_name).owner.is_a?(GeneratedAttributeMethodsBuilder) defined || super end end diff --git a/activerecord/lib/active_record/attribute_methods/dirty.rb b/activerecord/lib/active_record/attribute_methods/dirty.rb index ebc2252c50..45e4b8adfa 100644 --- a/activerecord/lib/active_record/attribute_methods/dirty.rb +++ b/activerecord/lib/active_record/attribute_methods/dirty.rb @@ -158,9 +158,13 @@ module ActiveRecord end private - def write_attribute_without_type_cast(attr_name, _) - result = super - clear_attribute_change(attr_name) + def write_attribute_without_type_cast(attr_name, value) + name = attr_name.to_s + if self.class.attribute_alias?(name) + name = self.class.attribute_alias(name) + end + result = super(name, value) + clear_attribute_change(name) result end diff --git a/activerecord/lib/active_record/attribute_methods/primary_key.rb b/activerecord/lib/active_record/attribute_methods/primary_key.rb index 9b267bb7c0..6af5346fa7 100644 --- a/activerecord/lib/active_record/attribute_methods/primary_key.rb +++ b/activerecord/lib/active_record/attribute_methods/primary_key.rb @@ -14,38 +14,39 @@ module ActiveRecord [key] if key end - # Returns the primary key value. + # Returns the primary key column's value. def id sync_with_transaction_state primary_key = self.class.primary_key _read_attribute(primary_key) if primary_key end - # Sets the primary key value. + # Sets the primary key column's value. def id=(value) sync_with_transaction_state primary_key = self.class.primary_key _write_attribute(primary_key, value) if primary_key end - # Queries the primary key value. + # Queries the primary key column's value. def id? sync_with_transaction_state query_attribute(self.class.primary_key) end - # Returns the primary key value before type cast. + # Returns the primary key column's value before type cast. def id_before_type_cast sync_with_transaction_state read_attribute_before_type_cast(self.class.primary_key) end - # Returns the primary key previous value. + # Returns the primary key column's previous value. def id_was sync_with_transaction_state attribute_was(self.class.primary_key) end + # Returns the primary key column's value from the database. def id_in_database sync_with_transaction_state attribute_in_database(self.class.primary_key) diff --git a/activerecord/lib/active_record/attribute_methods/query.rb b/activerecord/lib/active_record/attribute_methods/query.rb index 6757e9b66a..6811f54b10 100644 --- a/activerecord/lib/active_record/attribute_methods/query.rb +++ b/activerecord/lib/active_record/attribute_methods/query.rb @@ -16,8 +16,7 @@ module ActiveRecord when true then true when false, nil then false else - column = self.class.columns_hash[attr_name] - if column.nil? + if !type_for_attribute(attr_name) { false } if Numeric === value || value !~ /[^0-9]/ !value.to_i.zero? else diff --git a/activerecord/lib/active_record/attribute_methods/read.rb b/activerecord/lib/active_record/attribute_methods/read.rb index 6e1275e990..ffac5313ad 100644 --- a/activerecord/lib/active_record/attribute_methods/read.rb +++ b/activerecord/lib/active_record/attribute_methods/read.rb @@ -42,16 +42,8 @@ module ActiveRecord # This method exists to avoid the expensive primary_key check internally, without # breaking compatibility with the read_attribute API - if defined?(JRUBY_VERSION) - # This form is significantly faster on JRuby, and this is one of our biggest hotspots. - # https://github.com/jruby/jruby/pull/2562 - def _read_attribute(attr_name, &block) # :nodoc: - @attributes.fetch_value(attr_name.to_s, &block) - end - else - def _read_attribute(attr_name) # :nodoc: - @attributes.fetch_value(attr_name.to_s) { |n| yield n if block_given? } - end + def _read_attribute(attr_name, &block) # :nodoc + @attributes.fetch_value(attr_name.to_s, &block) end alias :attribute :_read_attribute diff --git a/activerecord/lib/active_record/attributes.rb b/activerecord/lib/active_record/attributes.rb index 35150889d9..7cf421c184 100644 --- a/activerecord/lib/active_record/attributes.rb +++ b/activerecord/lib/active_record/attributes.rb @@ -41,6 +41,9 @@ module ActiveRecord # +range+ (PostgreSQL only) specifies that the type should be a range (see the # examples below). # + # When using a symbol for +cast_type+, extra options are forwarded to the + # constructor of the type object. + # # ==== Examples # # The type detected by Active Record can be overridden. @@ -112,6 +115,16 @@ module ActiveRecord # my_float_range: 1.0..3.5 # } # + # Passing options to the type constructor + # + # # app/models/my_model.rb + # class MyModel < ActiveRecord::Base + # attribute :small_int, :integer, limit: 2 + # end + # + # MyModel.create(small_int: 65537) + # # => Error: 65537 is out of range for the limit of two bytes + # # ==== Creating Custom Types # # Users may also define their own custom types, as long as they respond diff --git a/activerecord/lib/active_record/autosave_association.rb b/activerecord/lib/active_record/autosave_association.rb index d77d76cb1e..fe94662543 100644 --- a/activerecord/lib/active_record/autosave_association.rb +++ b/activerecord/lib/active_record/autosave_association.rb @@ -457,10 +457,16 @@ module ActiveRecord # If the record is new or it has changed, returns true. def record_changed?(reflection, record, key) record.new_record? || - (record.has_attribute?(reflection.foreign_key) && record[reflection.foreign_key] != key) || + association_foreign_key_changed?(reflection, record, key) || record.will_save_change_to_attribute?(reflection.foreign_key) end + def association_foreign_key_changed?(reflection, record, key) + return false if reflection.through_reflection? + + record.has_attribute?(reflection.foreign_key) && record[reflection.foreign_key] != key + end + # Saves the associated record if it's new or <tt>:autosave</tt> is enabled. # # In addition, it will destroy the association if it was marked for destruction. diff --git a/activerecord/lib/active_record/callbacks.rb b/activerecord/lib/active_record/callbacks.rb index 5407af85ea..ef5444dfc3 100644 --- a/activerecord/lib/active_record/callbacks.rb +++ b/activerecord/lib/active_record/callbacks.rb @@ -95,7 +95,7 @@ module ActiveRecord # # private # def delete_parents - # self.class.where(parent_id: id).delete_all + # self.class.delete_by(parent_id: id) # end # end # @@ -324,7 +324,7 @@ module ActiveRecord private - def create_or_update(*) + def create_or_update(**) _run_save_callbacks { super } end @@ -332,7 +332,7 @@ module ActiveRecord _run_create_callbacks { super } end - def _update_record(*) + def _update_record _run_update_callbacks { super } 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 99934a0e31..0ded1a5318 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/connection_pool.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/connection_pool.rb @@ -185,7 +185,7 @@ module ActiveRecord def wait_poll(timeout) @num_waiting += 1 - t0 = Time.now + t0 = Concurrent.monotonic_time elapsed = 0 loop do ActiveSupport::Dependencies.interlock.permit_concurrent_loads do @@ -194,7 +194,7 @@ module ActiveRecord return remove if any? - elapsed = Time.now - t0 + elapsed = Concurrent.monotonic_time - t0 if elapsed >= timeout 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] @@ -686,13 +686,13 @@ module ActiveRecord end newly_checked_out = [] - timeout_time = Time.now + (@checkout_timeout * 2) + timeout_time = Concurrent.monotonic_time + (@checkout_timeout * 2) @available.with_a_bias_for(Thread.current) do loop do synchronize do return if collected_conns.size == @connections.size && @now_connecting == 0 - remaining_timeout = timeout_time - Time.now + remaining_timeout = timeout_time - Concurrent.monotonic_time remaining_timeout = 0 if remaining_timeout < 0 conn = checkout_for_exclusive_access(remaining_timeout) collected_conns << conn @@ -915,6 +915,16 @@ module ActiveRecord # about the model. The model needs to pass a specification name to the handler, # in order to look up the correct connection pool. class ConnectionHandler + def self.create_owner_to_pool # :nodoc: + Concurrent::Map.new(initial_capacity: 2) do |h, k| + # Discard the parent's connection pools immediately; we have no need + # of them + discard_unowned_pools(h) + + h[k] = Concurrent::Map.new(initial_capacity: 2) + end + end + def self.unowned_pool_finalizer(pid_map) # :nodoc: lambda do |_| discard_unowned_pools(pid_map) @@ -929,13 +939,7 @@ module ActiveRecord def initialize # These caches are keyed by spec.name (ConnectionSpecification#name). - @owner_to_pool = Concurrent::Map.new(initial_capacity: 2) do |h, k| - # Discard the parent's connection pools immediately; we have no need - # of them - ConnectionHandler.discard_unowned_pools(h) - - h[k] = Concurrent::Map.new(initial_capacity: 2) - end + @owner_to_pool = ConnectionHandler.create_owner_to_pool # Backup finalizer: if the forked child never needed a pool, the above # early discard has not occurred @@ -1006,7 +1010,16 @@ module ActiveRecord # for (not necessarily the current class). def retrieve_connection(spec_name) #:nodoc: pool = retrieve_connection_pool(spec_name) - raise ConnectionNotEstablished, "No connection pool with '#{spec_name}' found." unless pool + + unless pool + # multiple database application + if ActiveRecord::Base.connection_handler != ActiveRecord::Base.default_connection_handler + raise ConnectionNotEstablished, "No connection pool with '#{spec_name}' found for the '#{ActiveRecord::Base.current_role}' role." + else + raise ConnectionNotEstablished, "No connection pool with '#{spec_name}' found." + end + end + pool.connection end 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 0059f0b773..6aacbe5f88 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb @@ -20,9 +20,22 @@ module ActiveRecord raise "Passing bind parameters with an arel AST is forbidden. " \ "The values must be stored on the AST directly" end - sql, binds = visitor.compile(arel_or_sql_string.ast, collector) - [sql.freeze, binds || []] + + if prepared_statements + sql, binds = visitor.compile(arel_or_sql_string.ast, collector) + + if binds.length > bind_params_length + unprepared_statement do + sql, binds = to_sql_and_binds(arel_or_sql_string) + visitor.preparable = false + end + end + else + sql = visitor.compile(arel_or_sql_string.ast, collector) + end + [sql.freeze, binds] else + visitor.preparable = false if prepared_statements [arel_or_sql_string.dup.freeze, binds] end end @@ -47,13 +60,8 @@ module ActiveRecord arel = arel_from_relation(arel) sql, binds = to_sql_and_binds(arel, binds) - if !prepared_statements || (arel.is_a?(String) && preparable.nil?) - preparable = false - elsif binds.length > bind_params_length - sql, binds = unprepared_statement { to_sql_and_binds(arel) } - preparable = false - else - preparable = visitor.preparable + if preparable.nil? + preparable = prepared_statements ? visitor.preparable : false end if prepared_statements && preparable @@ -98,6 +106,11 @@ module ActiveRecord exec_query(sql, name).rows end + # Determines whether the SQL statement is a write query. + def write_query?(sql) + raise NotImplementedError + end + # Executes the SQL statement in the context of this connection and returns # the raw result from the connection adapter. # Note: depending on your database connector, the result returned by this @@ -118,7 +131,7 @@ module ActiveRecord # +binds+ as the bind substitutes. +name+ is logged along with # the executed +sql+ statement. def exec_insert(sql, name = nil, binds = [], pk = nil, sequence_name = nil) - sql, binds = sql_for_insert(sql, pk, nil, sequence_name, binds) + sql, binds = sql_for_insert(sql, pk, sequence_name, binds) exec_query(sql, name, binds) end @@ -129,11 +142,6 @@ module ActiveRecord exec_query(sql, name, binds) end - # Executes the truncate statement. - def truncate(table_name, name = nil) - raise NotImplementedError - end - # Executes update +sql+ statement in the context of this connection using # +binds+ as the bind substitutes. +name+ is logged along with # the executed +sql+ statement. @@ -168,12 +176,22 @@ module ActiveRecord exec_delete(sql, name, binds) end - # Returns +true+ when the connection adapter supports prepared statement - # caching, otherwise returns +false+ - def supports_statement_cache? # :nodoc: - true + # Executes the truncate statement. + def truncate(table_name, name = nil) + execute(build_truncate_statements(table_name), name) + end + + def truncate_tables(*table_names) # :nodoc: + return if table_names.empty? + + with_multi_statements do + disable_referential_integrity do + Array(build_truncate_statements(*table_names)).each do |sql| + execute_batch(sql, "Truncate Tables") + end + end + end end - deprecate :supports_statement_cache? # Runs the given block in a database transaction, and returns the result # of the block. @@ -331,62 +349,24 @@ module ActiveRecord # Inserts the given fixture into the table. Overridden in adapters that require # something beyond a simple insert (eg. Oracle). - # Most of adapters should implement `insert_fixtures` that leverages bulk SQL insert. + # Most of adapters should implement `insert_fixtures_set` that leverages bulk SQL insert. # We keep this method to provide fallback # for databases like sqlite that do not support bulk inserts. def insert_fixture(fixture, table_name) - fixture = fixture.stringify_keys - - columns = schema_cache.columns_hash(table_name) - binds = fixture.map do |name, value| - 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 - - table = Arel::Table.new(table_name) - - values = binds.map do |bind| - value = with_yaml_fallback(bind.value_for_database) - [table[bind.name], value] - end - - manager = Arel::InsertManager.new - manager.into(table) - manager.insert(values) - execute manager.to_sql, "Fixture Insert" - end - - # Inserts a set of fixtures into the table. Overridden in adapters that require - # something beyond a simple insert (eg. Oracle). - def insert_fixtures(fixtures, table_name) - ActiveSupport::Deprecation.warn(<<-MSG.squish) - `insert_fixtures` is deprecated and will be removed in the next version of Rails. - Consider using `insert_fixtures_set` for performance improvement. - MSG - return if fixtures.empty? - - execute(build_fixture_sql(fixtures, table_name), "Fixtures Insert") + execute(build_fixture_sql(Array.wrap(fixture), table_name), "Fixture Insert") end def insert_fixtures_set(fixture_set, tables_to_delete = []) - fixture_inserts = fixture_set.map do |table_name, fixtures| - next if fixtures.empty? - - build_fixture_sql(fixtures, table_name) - end.compact - - table_deletes = tables_to_delete.map { |table| +"DELETE FROM #{quote_table_name table}" } - total_sql = Array.wrap(combine_multi_statements(table_deletes + fixture_inserts)) - - disable_referential_integrity do - transaction(requires_new: true) do - total_sql.each do |sql| - execute sql, "Fixtures Load" - yield if block_given? + fixture_inserts = build_fixture_statements(fixture_set) + table_deletes = tables_to_delete.map { |table| "DELETE FROM #{quote_table_name(table)}" } + total_sql = Array(combine_multi_statements(table_deletes + fixture_inserts)) + + with_multi_statements do + disable_referential_integrity do + transaction(requires_new: true) do + total_sql.each do |sql| + execute_batch(sql, "Fixtures Load") + end end end end @@ -410,15 +390,33 @@ module ActiveRecord end end + # Fixture value is quoted by Arel, however scalar values + # are not quotable. In this case we want to convert + # the column value to YAML. + def with_yaml_fallback(value) # :nodoc: + if value.is_a?(Hash) || value.is_a?(Array) + YAML.dump(value) + else + value + end + end + private + def execute_batch(sql, name = nil) + execute(sql, name) + end + + DEFAULT_INSERT_VALUE = Arel.sql("DEFAULT").freeze + private_constant :DEFAULT_INSERT_VALUE + def default_insert_value(column) - Arel.sql("DEFAULT") + DEFAULT_INSERT_VALUE end def build_fixture_sql(fixtures, table_name) columns = schema_cache.columns_hash(table_name) - values = fixtures.map do |fixture| + values_list = fixtures.map do |fixture| fixture = fixture.stringify_keys unknown_columns = fixture.keys - columns.keys @@ -440,12 +438,43 @@ module ActiveRecord table = Arel::Table.new(table_name) manager = Arel::InsertManager.new manager.into(table) - columns.each_key { |column| manager.columns << table[column] } - manager.values = manager.create_values_list(values) + if values_list.size == 1 + values = values_list.shift + new_values = [] + columns.each_key.with_index { |column, i| + unless values[i].equal?(DEFAULT_INSERT_VALUE) + new_values << values[i] + manager.columns << table[column] + end + } + values_list << new_values + else + columns.each_key { |column| manager.columns << table[column] } + end + + manager.values = manager.create_values_list(values_list) manager.to_sql end + def build_fixture_statements(fixture_set) + fixture_set.map do |table_name, fixtures| + next if fixtures.empty? + build_fixture_sql(fixtures, table_name) + end.compact + end + + def build_truncate_statements(*table_names) + truncate_tables = table_names.map do |table_name| + "TRUNCATE TABLE #{quote_table_name(table_name)}" + end + combine_multi_statements(truncate_tables) + end + + def with_multi_statements + yield + end + def combine_multi_statements(total_sql) total_sql.join(";\n") end @@ -459,7 +488,7 @@ module ActiveRecord exec_query(sql, name, binds, prepare: true) end - def sql_for_insert(sql, pk, id_value, sequence_name, binds) + def sql_for_insert(sql, pk, sequence_name, binds) [sql, binds] end @@ -479,17 +508,6 @@ module ActiveRecord relation end end - - # Fixture value is quoted by Arel, however scalar values - # are not quotable. In this case we want to convert - # the column value to YAML. - def with_yaml_fallback(value) - if value.is_a?(Hash) || value.is_a?(Array) - YAML.dump(value) - else - value - end - end end end end diff --git a/activerecord/lib/active_record/connection_adapters/abstract/query_cache.rb b/activerecord/lib/active_record/connection_adapters/abstract/query_cache.rb index 8aeb934ec2..93b1c4e632 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/query_cache.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/query_cache.rb @@ -17,7 +17,7 @@ module ActiveRecord method_names.each do |method_name| base.class_eval <<-end_code, __FILE__, __LINE__ + 1 def #{method_name}(*) - clear_query_cache if @query_cache_enabled + ActiveRecord::Base.clear_query_caches_for_current_thread if @query_cache_enabled super end end_code @@ -96,6 +96,11 @@ module ActiveRecord if @query_cache_enabled && !locked?(arel) arel = arel_from_relation(arel) sql, binds = to_sql_and_binds(arel, binds) + + if preparable.nil? + preparable = prepared_statements ? visitor.preparable : false + end + cache_sql(sql, name, binds) { super(sql, name, binds, preparable: preparable) } else super diff --git a/activerecord/lib/active_record/connection_adapters/abstract/quoting.rb b/activerecord/lib/active_record/connection_adapters/abstract/quoting.rb index 07e86afe9a..2877530917 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/quoting.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/quoting.rb @@ -138,15 +138,19 @@ module ActiveRecord "'#{quote_string(value.to_s)}'" end - def type_casted_binds(binds) # :nodoc: - if binds.first.is_a?(Array) - binds.map { |column, value| type_cast(value, column) } - else - binds.map { |attr| type_cast(attr.value_for_database) } - end + def sanitize_as_sql_comment(value) # :nodoc: + value.to_s.gsub(%r{ (/ (?: | \g<1>) \*) \+? \s* | \s* (\* (?: | \g<2>) /) }x, "") end private + def type_casted_binds(binds) + if binds.first.is_a?(Array) + binds.map { |column, value| type_cast(value, column) } + else + binds.map { |attr| type_cast(attr.value_for_database) } + end + end + def lookup_cast_type(sql_type) type_map.lookup(sql_type) end @@ -157,13 +161,9 @@ module ActiveRecord end end - def types_which_need_no_typecasting - [nil, Numeric, String] - end - def _quote(value) case value - when String, ActiveSupport::Multibyte::Chars + when String, Symbol, ActiveSupport::Multibyte::Chars "'#{quote_string(value.to_s)}'" when true then quoted_true when false then quoted_false @@ -174,7 +174,6 @@ module ActiveRecord when Type::Binary::Data then quoted_binary(value) when Type::Time::Value then "'#{quoted_time(value)}'" when Date, Time then "'#{quoted_date(value)}'" - when Symbol then "'#{quote_string(value.to_s)}'" when Class then "'#{value}'" else raise TypeError, "can't quote #{value.class.name}" end @@ -188,10 +187,9 @@ module ActiveRecord when false then unquoted_false # BigDecimals need to be put in a non-normalized form and quoted. when BigDecimal then value.to_s("F") + when nil, Numeric, String then value when Type::Time::Value then quoted_time(value) when Date, Time then quoted_date(value) - when *types_which_need_no_typecasting - value else raise TypeError end end 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 9d9e8a4110..7d20825a75 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/schema_creation.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/schema_creation.rb @@ -15,7 +15,7 @@ module ActiveRecord end delegate :quote_column_name, :quote_table_name, :quote_default_expression, :type_to_sql, - :options_include_default?, :supports_indexes_in_create?, :supports_foreign_keys_in_create?, :foreign_key_options, + :options_include_default?, :supports_indexes_in_create?, :supports_foreign_keys?, :foreign_key_options, to: :@conn, private: true private @@ -39,7 +39,9 @@ module ActiveRecord end def visit_TableDefinition(o) - create_sql = +"CREATE#{' TEMPORARY' if o.temporary} TABLE #{quote_table_name(o.name)} " + create_sql = +"CREATE#{table_modifier_in_create(o)} TABLE " + create_sql << "IF NOT EXISTS " if o.if_not_exists + create_sql << "#{quote_table_name(o.name)} " statements = o.columns.map { |c| accept c } statements << accept(o.primary_keys) if o.primary_keys @@ -48,7 +50,7 @@ module ActiveRecord statements.concat(o.indexes.map { |column_name, options| index_in_create(o.name, column_name, options) }) end - if supports_foreign_keys_in_create? + if supports_foreign_keys? statements.concat(o.foreign_keys.map { |to_table, options| foreign_key_in_create(o.name, to_table, options) }) end @@ -119,7 +121,15 @@ module ActiveRecord sql end + # Returns any SQL string to go between CREATE and TABLE. May be nil. + def table_modifier_in_create(o) + " TEMPORARY" if o.temporary + end + def foreign_key_in_create(from_table, to_table, options) + prefix = ActiveRecord::Base.table_name_prefix + suffix = ActiveRecord::Base.table_name_suffix + to_table = "#{prefix}#{to_table}#{suffix}" options = foreign_key_options(from_table, to_table, options) accept ForeignKeyDefinition.new(from_table, to_table, options) end 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 70607fda5a..4861872129 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb @@ -102,16 +102,12 @@ module ActiveRecord alias validated? validate? def export_name_on_schema_dump? - name !~ ActiveRecord::SchemaDumper.fk_ignore_pattern + !ActiveRecord::SchemaDumper.fk_ignore_pattern.match?(name) if name end - def defined_for?(to_table_ord = nil, to_table: nil, **options) - if to_table_ord - self.to_table == to_table_ord.to_s - else - (to_table.nil? || to_table.to_s == self.to_table) && - options.all? { |k, v| self.options[k].to_s == v.to_s } - end + def defined_for?(to_table: nil, **options) + (to_table.nil? || to_table.to_s == self.to_table) && + options.all? { |k, v| self.options[k].to_s == v.to_s } end private @@ -198,41 +194,44 @@ module ActiveRecord end module ColumnMethods + extend ActiveSupport::Concern + # Appends a primary key definition to the table definition. # Can be called multiple times, but this is probably not a good idea. def primary_key(name, type = :primary_key, **options) column(name, type, options.merge(primary_key: true)) end + ## + # :method: column + # :call-seq: column(name, type, **options) + # # Appends a column or columns of a specified type. # # t.string(:goat) # t.string(:goat, :sheep) # # See TableDefinition#column - [ - :bigint, - :binary, - :boolean, - :date, - :datetime, - :decimal, - :float, - :integer, - :json, - :string, - :text, - :time, - :timestamp, - :virtual, - ].each do |column_type| - module_eval <<-CODE, __FILE__, __LINE__ + 1 - def #{column_type}(*args, **options) - args.each { |name| column(name, :#{column_type}, options) } + + included do + define_column_methods :bigint, :binary, :boolean, :date, :datetime, :decimal, + :float, :integer, :json, :string, :text, :time, :timestamp, :virtual + + alias :numeric :decimal + end + + class_methods do + private def define_column_methods(*column_types) # :nodoc: + column_types.each do |column_type| + module_eval <<-RUBY, __FILE__, __LINE__ + 1 + def #{column_type}(*names, **options) + raise ArgumentError, "Missing column name(s) for #{column_type}" if names.empty? + names.each { |name| column(name, :#{column_type}, options) } + end + RUBY end - CODE + end end - alias_method :numeric, :decimal end # Represents the schema of an SQL table in an abstract way. This class @@ -256,15 +255,25 @@ module ActiveRecord class TableDefinition include ColumnMethods - attr_accessor :indexes - attr_reader :name, :temporary, :options, :as, :foreign_keys, :comment + attr_reader :name, :temporary, :if_not_exists, :options, :as, :comment, :indexes, :foreign_keys - def initialize(name, temporary = false, options = nil, as = nil, comment: nil) + def initialize( + conn, + name, + temporary: false, + if_not_exists: false, + options: nil, + as: nil, + comment: nil, + ** + ) + @conn = conn @columns_hash = {} @indexes = [] @foreign_keys = [] @primary_keys = nil @temporary = temporary + @if_not_exists = if_not_exists @options = options @as = as @name = name @@ -351,7 +360,7 @@ module ActiveRecord # t.references :tagger, polymorphic: true # t.references :taggable, polymorphic: { default: 'Photo' }, index: false # end - def column(name, type, options = {}) + def column(name, type, **options) name = name.to_s type = type.to_sym if type options = options.dup @@ -385,10 +394,7 @@ module ActiveRecord end def foreign_key(table_name, options = {}) # :nodoc: - table_name_prefix = ActiveRecord::Base.table_name_prefix - table_name_suffix = ActiveRecord::Base.table_name_suffix - table_name = "#{table_name_prefix}#{table_name}#{table_name_suffix}" - foreign_keys.push([table_name, options]) + foreign_keys << [table_name, options] end # Appends <tt>:datetime</tt> columns <tt>:created_at</tt> and @@ -398,6 +404,10 @@ module ActiveRecord def timestamps(**options) options[:null] = false if options[:null].nil? + if !options.key?(:precision) && @conn.supports_datetime_with_precision? + options[:precision] = 6 + end + column(:created_at, :datetime, options) column(:updated_at, :datetime, options) end @@ -505,6 +515,7 @@ module ActiveRecord # t.json # t.virtual # t.remove + # t.remove_foreign_key # t.remove_references # t.remove_belongs_to # t.remove_index @@ -526,7 +537,7 @@ module ActiveRecord # t.column(:name, :string) # # See TableDefinition#column for details of the options you can use. - def column(column_name, type, options = {}) + def column(column_name, type, **options) index_options = options.delete(:index) @base.add_column(name, column_name, type, options) index(column_name, index_options.is_a?(Hash) ? index_options : {}) if index_options @@ -668,15 +679,26 @@ module ActiveRecord end alias :remove_belongs_to :remove_references - # Adds a foreign key. + # Adds a foreign key to the table using a supplied table name. # # t.foreign_key(:authors) + # t.foreign_key(:authors, column: :author_id, primary_key: "id") # # See {connection.add_foreign_key}[rdoc-ref:SchemaStatements#add_foreign_key] def foreign_key(*args) @base.add_foreign_key(name, *args) end + # Removes the given foreign key from the table. + # + # t.remove_foreign_key(:authors) + # t.remove_foreign_key(column: :author_id) + # + # See {connection.remove_foreign_key}[rdoc-ref:SchemaStatements#remove_foreign_key] + def remove_foreign_key(*args) + @base.remove_foreign_key(name, *args) + end + # Checks to see if a foreign key exists. # # t.foreign_key(:authors) unless t.foreign_key_exists?(:authors) 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 8a7020a799..6981ea6ecd 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb @@ -2,6 +2,7 @@ require "active_record/migration/join_table" require "active_support/core_ext/string/access" +require "active_support/deprecation" require "digest/sha2" module ActiveRecord @@ -129,11 +130,11 @@ module ActiveRecord # column_exists?(:suppliers, :name, :string, null: false) # column_exists?(:suppliers, :tax, :decimal, precision: 8, scale: 2) # - def column_exists?(table_name, column_name, type = nil, options = {}) + def column_exists?(table_name, column_name, type = nil, **options) column_name = column_name.to_s checks = [] checks << lambda { |c| c.name == column_name } - checks << lambda { |c| c.type == type } if type + checks << lambda { |c| c.type == type.to_sym rescue nil } if type column_options_keys.each do |attr| checks << lambda { |c| c.send(attr) == options[attr] } if options.key?(attr) end @@ -205,6 +206,9 @@ module ActiveRecord # Set to true to drop the table before creating it. # Set to +:cascade+ to drop dependent objects as well. # Defaults to false. + # [<tt>:if_not_exists</tt>] + # Set to true to avoid raising an error when the table already exists. + # Defaults to false. # [<tt>:as</tt>] # SQL to use to generate the table. When this option is used, the block is # ignored, as are the <tt>:id</tt> and <tt>:primary_key</tt> options. @@ -287,8 +291,8 @@ module ActiveRecord # SELECT * FROM orders INNER JOIN line_items ON order_id=orders.id # # See also TableDefinition#column for details on how to create columns. - def create_table(table_name, comment: nil, **options) - td = create_table_definition table_name, options[:temporary], options[:options], options[:as], comment: comment + def create_table(table_name, **options) + td = create_table_definition(table_name, options) if options[:id] != false && !options[:as] pk = options.fetch(:primary_key) do @@ -317,7 +321,9 @@ module ActiveRecord end if supports_comments? && !supports_comments_in_create? - change_table_comment(table_name, comment) if comment.present? + if table_comment = options[:comment].presence + change_table_comment(table_name, table_comment) + end td.columns.each do |column| change_column_comment(table_name, column.name, column.comment) if column.comment.present? @@ -578,7 +584,7 @@ module ActiveRecord # # 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 = {}) + def add_column(table_name, column_name, type, **options) at = create_alter_table table_name at.add_column(column_name, type, options) execute schema_creation.accept at @@ -846,7 +852,7 @@ module ActiveRecord # [<tt>:null</tt>] # Whether the column allows nulls. Defaults to true. # - # ====== Create a user_id bigint column without a index + # ====== Create a user_id bigint column without an index # # add_reference(:products, :user, index: false) # @@ -996,10 +1002,10 @@ module ActiveRecord # with an addition of # [<tt>:to_table</tt>] # The name of the table that contains the referenced primary key. - def remove_foreign_key(from_table, options_or_to_table = {}) + def remove_foreign_key(from_table, to_table = nil, **options) return unless supports_foreign_keys? - fk_name_to_delete = foreign_key_for!(from_table, options_or_to_table).name + fk_name_to_delete = foreign_key_for!(from_table, to_table: to_table, **options).name at = create_alter_table from_table at.drop_foreign_key fk_name_to_delete @@ -1018,14 +1024,12 @@ module ActiveRecord # # Checks to see if a foreign key with a custom name exists. # foreign_key_exists?(:accounts, name: "special_fk_name") # - def foreign_key_exists?(from_table, options_or_to_table = {}) - foreign_key_for(from_table, options_or_to_table).present? + def foreign_key_exists?(from_table, to_table = nil, **options) + foreign_key_for(from_table, to_table: to_table, **options).present? end def foreign_key_column_for(table_name) # :nodoc: - prefix = Base.table_name_prefix - suffix = Base.table_name_suffix - name = table_name.to_s =~ /#{prefix}(.+)#{suffix}/ ? $1 : table_name.to_s + name = strip_table_name_prefix_and_suffix(table_name) "#{name.singularize}_id" end @@ -1045,15 +1049,18 @@ module ActiveRecord { primary_key: true } end - def assume_migrated_upto_version(version, migrations_paths) - migrations_paths = Array(migrations_paths) + def assume_migrated_upto_version(version, migrations_paths = nil) + unless migrations_paths.nil? + ActiveSupport::Deprecation.warn(<<~MSG.squish) + Passing migrations_paths to #assume_migrated_upto_version is deprecated and will be removed in Rails 6.1. + MSG + end + version = version.to_i sm_table = quote_table_name(ActiveRecord::SchemaMigration.table_name) - migrated = ActiveRecord::SchemaMigration.all_versions.map(&:to_i) - versions = migration_context.migration_files.map do |file| - migration_context.parse_migration_filename(file).first.to_i - end + migrated = migration_context.get_all_versions + versions = migration_context.migrations.map(&:version) unless migrated.include?(version) execute "INSERT INTO #{sm_table} (version) VALUES (#{quote(version)})" @@ -1120,6 +1127,10 @@ module ActiveRecord def add_timestamps(table_name, options = {}) options[:null] = false if options[:null].nil? + if !options.key?(:precision) && supports_datetime_with_precision? + options[:precision] = 6 + end + add_column table_name, :created_at, :datetime, options add_column table_name, :updated_at, :datetime, options end @@ -1281,7 +1292,7 @@ module ActiveRecord end def create_table_definition(*args) - TableDefinition.new(*args) + TableDefinition.new(self, *args) end def create_alter_table(name) @@ -1315,6 +1326,12 @@ module ActiveRecord { column: column_names } end + def strip_table_name_prefix_and_suffix(table_name) + prefix = Base.table_name_prefix + suffix = Base.table_name_suffix + table_name.to_s =~ /#{prefix}(.+)#{suffix}/ ? $1 : table_name.to_s + end + def foreign_key_name(table_name, options) options.fetch(:name) do identifier = "#{table_name}_#{options.fetch(:column)}_fk" @@ -1324,14 +1341,14 @@ module ActiveRecord end end - def foreign_key_for(from_table, options_or_to_table = {}) + def foreign_key_for(from_table, **options) return unless supports_foreign_keys? - foreign_keys(from_table).detect { |fk| fk.defined_for? options_or_to_table } + foreign_keys(from_table).detect { |fk| fk.defined_for?(options) } end - def foreign_key_for!(from_table, options_or_to_table = {}) - foreign_key_for(from_table, options_or_to_table) || \ - raise(ArgumentError, "Table '#{from_table}' has no foreign key for #{options_or_to_table}") + def foreign_key_for!(from_table, to_table: nil, **options) + foreign_key_for(from_table, to_table: to_table, **options) || + raise(ArgumentError, "Table '#{from_table}' has no foreign key for #{to_table || options}") end def extract_foreign_key_action(specifier) diff --git a/activerecord/lib/active_record/connection_adapters/abstract/transaction.rb b/activerecord/lib/active_record/connection_adapters/abstract/transaction.rb index 0f2b1e85ff..c9e84e48cc 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/transaction.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/transaction.rb @@ -40,24 +40,6 @@ module ActiveRecord committed? || rolledback? end - def set_state(state) - ActiveSupport::Deprecation.warn(<<-MSG.squish) - The set_state method is deprecated and will be removed in - Rails 6.0. Please use rollback! or commit! to set transaction - state directly. - MSG - case state - when :rolledback - rollback! - when :committed - commit! - when nil - nullify! - else - raise ArgumentError, "Invalid transaction state: #{state}" - end - end - def rollback! @children.each { |c| c.rollback! } @state = :rolledback @@ -223,9 +205,12 @@ module ActiveRecord run_commit_callbacks: run_commit_callbacks) end - transaction.materialize! unless @connection.supports_lazy_transactions? && lazy_transactions_enabled? + if @connection.supports_lazy_transactions? && lazy_transactions_enabled? && options[:_lazy] != false + @has_unmaterialized_transactions = true + else + transaction.materialize! + end @stack.push(transaction) - @has_unmaterialized_transactions = true if @connection.supports_lazy_transactions? transaction end end @@ -283,26 +268,24 @@ module ActiveRecord def within_new_transaction(options = {}) @connection.lock.synchronize do - begin - transaction = begin_transaction options - yield - rescue Exception => error - if transaction + transaction = begin_transaction options + yield + rescue Exception => error + if transaction + rollback_transaction + after_failure_actions(transaction, error) + end + raise + ensure + if !error && transaction + if Thread.current.status == "aborting" rollback_transaction - after_failure_actions(transaction, error) - end - raise - ensure - unless error - if Thread.current.status == "aborting" - rollback_transaction if transaction - else - begin - commit_transaction if transaction - rescue Exception - rollback_transaction(transaction) unless transaction.state.completed? - raise - end + else + begin + commit_transaction + rescue Exception + rollback_transaction(transaction) unless transaction.state.completed? + raise end end end diff --git a/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb b/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb index 0fe868478c..7aad306d50 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb @@ -6,6 +6,7 @@ require "active_record/connection_adapters/sql_type_metadata" require "active_record/connection_adapters/abstract/schema_dumper" require "active_record/connection_adapters/abstract/schema_creation" require "active_support/concurrency/load_interlock_aware_monitor" +require "active_support/deprecation" require "arel/collectors/bind" require "arel/collectors/composite" require "arel/collectors/sql_string" @@ -76,8 +77,8 @@ module ActiveRecord SIMPLE_INT = /\A\d+\z/ - attr_accessor :visitor, :pool - attr_reader :schema_cache, :owner, :logger, :prepared_statements, :lock + attr_accessor :pool + attr_reader :schema_cache, :visitor, :owner, :logger, :lock, :prepared_statements, :prevent_writes alias :in_use? :owner set_callback :checkin, :after, :enable_lazy_transactions! @@ -100,6 +101,11 @@ module ActiveRecord end end + def self.build_read_query_regexp(*parts) # :nodoc: + parts = parts.map { |part| /\A[\(\s]*#{part}/i } + Regexp.union(*parts) + end + def initialize(connection, logger = nil, config = {}) # :nodoc: super() @@ -112,7 +118,9 @@ module ActiveRecord @idle_since = Concurrent.monotonic_time @schema_cache = SchemaCache.new self @quoted_column_names, @quoted_table_names = {}, {} + @prevent_writes = false @visitor = arel_visitor + @statements = build_statement_pool @lock = ActiveSupport::Concurrency::LoadInterlockAwareMonitor.new if self.class.type_cast_config_to_boolean(config.fetch(:prepared_statements) { true }) @@ -133,6 +141,26 @@ module ActiveRecord @config[:replica] || false end + # Determines whether writes are currently being prevents. + # + # Returns true if the connection is a replica, or if +prevent_writes+ + # is set to true. + def preventing_writes? + replica? || prevent_writes + end + + # Prevent writing to the database regardless of role. + # + # In some cases you may want to prevent writes to the database + # even if you are on a database that can write. `while_preventing_writes` + # will prevent writes to the database for the duration of the block. + def while_preventing_writes + original, @prevent_writes = @prevent_writes, true + yield + ensure + @prevent_writes = original + end + def migrations_paths # :nodoc: @config[:migrations_paths] || Migrator.migrations_paths end @@ -308,12 +336,18 @@ module ActiveRecord def supports_foreign_keys_in_create? supports_foreign_keys? end + deprecate :supports_foreign_keys_in_create? # Does this adapter support views? def supports_views? false end + # Does this adapter support materialized views? + def supports_materialized_views? + false + end + # Does this adapter support datetime with precision? def supports_datetime_with_precision? false @@ -350,10 +384,31 @@ module ActiveRecord false end + # Does this adapter support optimizer hints? + def supports_optimizer_hints? + false + end + def supports_lazy_transactions? false end + def supports_insert_returning? + false + end + + def supports_insert_on_duplicate_skip? + false + end + + def supports_insert_on_duplicate_update? + false + end + + def supports_insert_conflict_target? + false + end + # This is meant to be implemented by the adapters that support extensions def disable_extension(name) end @@ -443,11 +498,9 @@ module ActiveRecord # this should be overridden by concrete adapters end - ### - # Clear any caching the database adapter may be doing, for example - # clearing the prepared statement cache. This is database specific. + # Clear any caching the database adapter may be doing. def clear_cache! - # this should be overridden by concrete adapters + @lock.synchronize { @statements.clear } if @statements end # Returns true if its required to reload the connection between requests for development mode. @@ -473,15 +526,21 @@ module ActiveRecord @connection end - def case_sensitive_comparison(table, attribute, column, value) # :nodoc: - table[attribute].eq(value) + def default_uniqueness_comparison(attribute, value, klass) # :nodoc: + attribute.eq(value) + end + + def case_sensitive_comparison(attribute, value) # :nodoc: + attribute.eq(value) end - def case_insensitive_comparison(table, attribute, column, value) # :nodoc: + def case_insensitive_comparison(attribute, value) # :nodoc: + column = column_for_attribute(attribute) + if can_perform_case_insensitive_comparison_for?(column) - table[attribute].lower.eq(table.lower(value)) + attribute.lower.eq(attribute.relation.lower(value)) else - table[attribute].eq(value) + attribute.eq(value) end end @@ -503,6 +562,19 @@ module ActiveRecord index.using.nil? end + # Called by ActiveRecord::InsertAll, + # Passed an instance of ActiveRecord::InsertAll::Builder, + # This method implements standard bulk inserts for all databases, but + # should be overridden by adapters to implement common features with + # non-standard syntax like handling duplicates or returning values. + def build_insert_sql(insert) # :nodoc: + if insert.skip_duplicates? || insert.update_duplicates? + raise NotImplementedError, "#{self.class} should define `build_insert_sql` to implement adapter-specific logic for handling duplicates during INSERT" + end + + "INSERT #{insert.into} #{insert.values_list}" + end + private def check_version end @@ -580,14 +652,12 @@ module ActiveRecord $1.to_i if sql_type =~ /\((.*)\)/ end - def translate_exception_class(e, sql) - begin - message = "#{e.class.name}: #{e.message}: #{sql}" - rescue Encoding::CompatibilityError - message = "#{e.class.name}: #{e.message.force_encoding sql.encoding}: #{sql}" - end + def translate_exception_class(e, sql, binds) + message = "#{e.class.name}: #{e.message}" - exception = translate_exception(e, message) + exception = translate_exception( + e, message: message, sql: sql, binds: binds + ) exception.set_backtrace e.backtrace exception end @@ -600,24 +670,23 @@ module ActiveRecord binds: binds, type_casted_binds: type_casted_binds, statement_name: statement_name, - connection_id: object_id) do - begin - @lock.synchronize do - yield - end - rescue => e - raise translate_exception_class(e, sql) + connection_id: object_id, + connection: self) do + @lock.synchronize do + yield end + rescue => e + raise translate_exception_class(e, sql, binds) end end - def translate_exception(exception, message) + def translate_exception(exception, message:, sql:, binds:) # override in derived class case exception when RuntimeError exception else - ActiveRecord::StatementInvalid.new(message) + ActiveRecord::StatementInvalid.new(message, sql: sql, binds: binds) end end @@ -631,6 +700,11 @@ module ActiveRecord raise(ActiveRecordError, "No such column: #{table_name}.#{column_name}") end + def column_for_attribute(attribute) + table_name = attribute.relation.name + schema_cache.columns_hash(table_name)[attribute.name.to_s] + end + def collector if prepared_statements Arel::Collectors::Composite.new( @@ -648,6 +722,9 @@ module ActiveRecord def arel_visitor Arel::Visitors::ToSql.new(self) end + + def build_statement_pool + end end end end 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 13c799b64a..8ca2cfa9ed 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb @@ -29,7 +29,7 @@ module ActiveRecord NATIVE_DATABASE_TYPES = { primary_key: "bigint auto_increment PRIMARY KEY", string: { name: "varchar", limit: 255 }, - text: { name: "text", limit: 65535 }, + text: { name: "text" }, integer: { name: "int", limit: 4 }, float: { name: "float", limit: 24 }, decimal: { name: "decimal" }, @@ -37,7 +37,8 @@ module ActiveRecord timestamp: { name: "timestamp" }, time: { name: "time" }, date: { name: "date" }, - binary: { name: "blob", limit: 65535 }, + binary: { name: "blob" }, + blob: { name: "blob" }, boolean: { name: "tinyint", limit: 1 }, json: { name: "json" }, } @@ -52,8 +53,6 @@ module ActiveRecord def initialize(connection, logger, connection_options, config) super(connection, logger, config) - - @statements = StatementPool.new(self.class.type_cast_config_to_integer(config[:statement_limit])) end def version #:nodoc: @@ -97,31 +96,28 @@ module ActiveRecord end def supports_datetime_with_precision? - if mariadb? - version >= "5.3.0" - else - version >= "5.6.4" - end + mariadb? || version >= "5.6.4" end def supports_virtual_columns? - if mariadb? - version >= "5.2.0" - else - version >= "5.7.5" - end + mariadb? || version >= "5.7.5" + end + + # See https://dev.mysql.com/doc/refman/8.0/en/optimizer-hints.html for more details. + def supports_optimizer_hints? + !mariadb? && version >= "5.7.7" end def supports_advisory_locks? true end - def supports_longer_index_key_prefix? - if mariadb? - version >= "10.2.2" - else - version >= "5.7.9" - end + def supports_insert_on_duplicate_skip? + true + end + + def supports_insert_on_duplicate_update? + true end def get_advisory_lock(lock_name, timeout = 0) # :nodoc: @@ -169,10 +165,9 @@ module ActiveRecord # CONNECTION MANAGEMENT ==================================== - # Clears the prepared statements cache. - def clear_cache! + def clear_cache! # :nodoc: reload_type_map - @statements.clear + super end #-- @@ -181,9 +176,9 @@ module ActiveRecord def explain(arel, binds = []) sql = "EXPLAIN #{to_sql(arel, binds)}" - start = Time.now + start = Concurrent.monotonic_time result = exec_query(sql, "EXPLAIN", binds) - elapsed = Time.now - start + elapsed = Concurrent.monotonic_time - start MySQL::ExplainPrettyPrinter.new.pp(result, elapsed) end @@ -250,7 +245,7 @@ module ActiveRecord execute "CREATE DATABASE #{quote_table_name(name)} DEFAULT COLLATE #{quote_table_name(options[:collation])}" elsif options[:charset] execute "CREATE DATABASE #{quote_table_name(name)} DEFAULT CHARACTER SET #{quote_table_name(options[:charset])}" - elsif supports_longer_index_key_prefix? + elsif row_format_dynamic_by_default? execute "CREATE DATABASE #{quote_table_name(name)} DEFAULT CHARACTER SET `utf8mb4`" else raise "Configure a supported :charset and ensure innodb_large_prefix is enabled to support indexes on varchar(255) string columns." @@ -279,10 +274,6 @@ module ActiveRecord show_variable "collation_database" end - def truncate(table_name, name = nil) - execute "TRUNCATE TABLE #{quote_table_name(table_name)}", name - end - def table_comment(table_name) # :nodoc: scope = quoted_scope(table_name) @@ -446,30 +437,6 @@ module ActiveRecord table_options end - # Maps logical Rails types to MySQL-specific data types. - def type_to_sql(type, limit: nil, precision: nil, scale: nil, unsigned: nil, **) # :nodoc: - 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 - end - - sql = "#{sql} unsigned" if unsigned && type != :primary_key - sql - end - # SHOW VARIABLES LIKE 'name' def show_variable(name) query_value("SELECT @@#{name}", "SCHEMA") @@ -492,9 +459,26 @@ module ActiveRecord SQL end - def case_sensitive_comparison(table, attribute, column, value) # :nodoc: + def default_uniqueness_comparison(attribute, value, klass) # :nodoc: + column = column_for_attribute(attribute) + + if column.collation && !column.case_sensitive? && !value.nil? + ActiveSupport::Deprecation.warn(<<~MSG.squish) + Uniqueness validator will no longer enforce case sensitive comparison in Rails 6.1. + To continue case sensitive comparison on the :#{attribute.name} attribute in #{klass} model, + pass `case_sensitive: true` option explicitly to the uniqueness validator. + MSG + attribute.eq(Arel::Nodes::Bin.new(value)) + else + super + end + end + + def case_sensitive_comparison(attribute, value) # :nodoc: + column = column_for_attribute(attribute) + if column.collation && !column.case_sensitive? - table[attribute].eq(Arel::Nodes::Bin.new(value)) + attribute.eq(Arel::Nodes::Bin.new(value)) else super end @@ -528,10 +512,18 @@ module ActiveRecord index.using == :btree || super end - def insert_fixtures_set(fixture_set, tables_to_delete = []) - with_multi_statements do - super { discard_remaining_results } + def build_insert_sql(insert) # :nodoc: + sql = +"INSERT #{insert.into} #{insert.values_list}" + + if insert.skip_duplicates? + any_column = quote_column_name(insert.model.columns.first.name) + sql << " ON DUPLICATE KEY UPDATE #{any_column}=#{any_column}" + elsif insert.update_duplicates? + sql << " ON DUPLICATE KEY UPDATE " + sql << insert.updatable_columns.map { |column| "#{column}=VALUES(#{column})" }.join(",") end + + sql end private @@ -541,33 +533,6 @@ module ActiveRecord end end - def combine_multi_statements(total_sql) - total_sql.each_with_object([]) do |sql, total_sql_chunks| - previous_packet = total_sql_chunks.last - sql << ";\n" - if max_allowed_packet_reached?(sql, previous_packet) || total_sql_chunks.empty? - total_sql_chunks << sql - else - previous_packet << sql - end - end - end - - def max_allowed_packet_reached?(current_packet, previous_packet) - if current_packet.bytesize > max_allowed_packet - raise ActiveRecordError, "Fixtures set is too large #{current_packet.bytesize}. Consider increasing the max_allowed_packet variable." - elsif previous_packet.nil? - false - else - (current_packet.bytesize + previous_packet.bytesize) > max_allowed_packet - end - end - - def max_allowed_packet - bytes_margin = 2 - @max_allowed_packet ||= (show_variable("max_allowed_packet") - bytes_margin) - end - def initialize_type_map(m = type_map) super @@ -595,13 +560,13 @@ module ActiveRecord m.alias_type %r(bit)i, "binary" m.register_type(%r(enum)i) do |sql_type| - limit = sql_type[/^enum\((.+)\)/i, 1] + limit = sql_type[/^enum\s*\((.+)\)/i, 1] .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] + limit = sql_type[/^set\s*\((.+)\)/i, 1] .split(",").map { |set| set.strip.length - 1 }.sum - 1 MysqlString.new(limit: limit) end @@ -641,35 +606,36 @@ module ActiveRecord ER_LOCK_WAIT_TIMEOUT = 1205 ER_QUERY_INTERRUPTED = 1317 ER_QUERY_TIMEOUT = 3024 + ER_FK_INCOMPATIBLE_COLUMNS = 3780 - def translate_exception(exception, message) + def translate_exception(exception, message:, sql:, binds:) case error_number(exception) when ER_DUP_ENTRY - RecordNotUnique.new(message) + RecordNotUnique.new(message, sql: sql, binds: binds) when ER_NO_REFERENCED_ROW, ER_ROW_IS_REFERENCED, ER_ROW_IS_REFERENCED_2, ER_NO_REFERENCED_ROW_2 - InvalidForeignKey.new(message) - when ER_CANNOT_ADD_FOREIGN - mismatched_foreign_key(message) + InvalidForeignKey.new(message, sql: sql, binds: binds) + when ER_CANNOT_ADD_FOREIGN, ER_FK_INCOMPATIBLE_COLUMNS + mismatched_foreign_key(message, sql: sql, binds: binds) when ER_CANNOT_CREATE_TABLE if message.include?("errno: 150") - mismatched_foreign_key(message) + mismatched_foreign_key(message, sql: sql, binds: binds) else super end when ER_DATA_TOO_LONG - ValueTooLong.new(message) + ValueTooLong.new(message, sql: sql, binds: binds) when ER_OUT_OF_RANGE - RangeError.new(message) + RangeError.new(message, sql: sql, binds: binds) when ER_NOT_NULL_VIOLATION, ER_DO_NOT_HAVE_DEFAULT - NotNullViolation.new(message) + NotNullViolation.new(message, sql: sql, binds: binds) when ER_LOCK_DEADLOCK - Deadlocked.new(message) + Deadlocked.new(message, sql: sql, binds: binds) when ER_LOCK_WAIT_TIMEOUT - LockWaitTimeout.new(message) + LockWaitTimeout.new(message, sql: sql, binds: binds) when ER_QUERY_TIMEOUT - StatementTimeout.new(message) + StatementTimeout.new(message, sql: sql, binds: binds) when ER_QUERY_INTERRUPTED - QueryCanceled.new(message) + QueryCanceled.new(message, sql: sql, binds: binds) else super end @@ -722,6 +688,12 @@ module ActiveRecord end def add_timestamps_for_alter(table_name, options = {}) + options[:null] = false if options[:null].nil? + + if !options.key?(:precision) && supports_datetime_with_precision? + options[:precision] = 6 + end + [add_column_for_alter(table_name, :created_at, :datetime, options), add_column_for_alter(table_name, :updated_at, :datetime, options)] end @@ -800,47 +772,32 @@ module ActiveRecord Arel::Visitors::MySQL.new(self) end - def mismatched_foreign_key(message) - parts = message.scan(/`(\w+)`[ $)]/).flatten - MismatchedForeignKey.new( - self, - message: message, - table: parts[0], - foreign_key: parts[1], - target_table: parts[2], - primary_key: parts[3], - ) + def build_statement_pool + StatementPool.new(self.class.type_cast_config_to_integer(@config[:statement_limit])) end - def integer_to_sql(limit) # :nodoc: - case limit - when 1; "tinyint" - when 2; "smallint" - when 3; "mediumint" - when nil, 4; "int" - when 5..8; "bigint" - else raise(ActiveRecordError, "No integer type has byte size #{limit}. Use a decimal with scale 0 instead.") - end - end + def mismatched_foreign_key(message, sql:, binds:) + match = %r/ + (?:CREATE|ALTER)\s+TABLE\s*(?:`?\w+`?\.)?`?(?<table>\w+)`?.+? + FOREIGN\s+KEY\s*\(`?(?<foreign_key>\w+)`?\)\s* + REFERENCES\s*(`?(?<target_table>\w+)`?)\s*\(`?(?<primary_key>\w+)`?\) + /xmi.match(sql) - def text_to_sql(limit) # :nodoc: - case limit - when 0..0xff; "tinytext" - when nil, 0x100..0xffff; "text" - when 0x10000..0xffffff; "mediumtext" - when 0x1000000..0xffffffff; "longtext" - else raise(ActiveRecordError, "No text type has byte length #{limit}") - end - end + options = { + message: message, + sql: sql, + binds: binds, + } - 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}") + if match + options[:table] = match[:table] + options[:foreign_key] = match[:foreign_key] + options[:target_table] = match[:target_table] + options[:primary_key] = match[:primary_key] + options[:primary_key_column] = column_for(match[:target_table], match[:primary_key]) end + + MismatchedForeignKey.new(options) end def version_string diff --git a/activerecord/lib/active_record/connection_adapters/connection_specification.rb b/activerecord/lib/active_record/connection_adapters/connection_specification.rb index 2e7a78215a..9eaf9d9a89 100644 --- a/activerecord/lib/active_record/connection_adapters/connection_specification.rb +++ b/activerecord/lib/active_record/connection_adapters/connection_specification.rb @@ -174,12 +174,12 @@ module ActiveRecord if e.path == path_to_adapter # We can assume that a non-builtin adapter was specified, so it's # either misspelled or missing from Gemfile. - raise e.class, "Could not load the '#{spec[:adapter]}' Active Record adapter. Ensure that the adapter is spelled correctly in config/database.yml and that you've added the necessary adapter gem to your Gemfile.", e.backtrace + raise LoadError, "Could not load the '#{spec[:adapter]}' Active Record adapter. Ensure that the adapter is spelled correctly in config/database.yml and that you've added the necessary adapter gem to your Gemfile.", e.backtrace # Bubbled up from the adapter require. Prefix the exception message # with some guidance about how to address it and reraise. else - raise e.class, "Error loading the '#{spec[:adapter]}' Active Record adapter. Missing a gem it depends on? #{e.message}", e.backtrace + raise LoadError, "Error loading the '#{spec[:adapter]}' Active Record adapter. Missing a gem it depends on? #{e.message}", e.backtrace end end @@ -248,10 +248,29 @@ module ActiveRecord if db_config resolve_connection(db_config.config).merge("name" => pool_name.to_s) else - raise(AdapterNotSpecified, "'#{env_name}' database is not configured. Available: #{configurations.configurations.map(&:env_name).join(", ")}") + raise AdapterNotSpecified, <<~MSG + The `#{env_name}` database is not configured for the `#{ActiveRecord::ConnectionHandling::DEFAULT_ENV.call}` environment. + + Available databases configurations are: + + #{build_configuration_sentence} + MSG end end + def build_configuration_sentence # :nodoc: + configs = configurations.configs_for(include_replicas: true) + + configs.group_by(&:env_name).map do |env, config| + namespaces = config.map(&:spec_name) + if namespaces.size > 1 + "#{env}: #{namespaces.join(", ")}" + else + env + end + end.join("\n") + end + # Accepts a hash. Expands the "url" key that contains a # URL database connection to a full connection # hash and merges with the rest of the hash. 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 index 883747b84b..1df4dea2d8 100644 --- a/activerecord/lib/active_record/connection_adapters/determine_if_preparable_visitor.rb +++ b/activerecord/lib/active_record/connection_adapters/determine_if_preparable_visitor.rb @@ -3,7 +3,7 @@ module ActiveRecord module ConnectionAdapters module DetermineIfPreparableVisitor - attr_reader :preparable + attr_accessor :preparable def accept(*) @preparable = true diff --git a/activerecord/lib/active_record/connection_adapters/mysql/database_statements.rb b/activerecord/lib/active_record/connection_adapters/mysql/database_statements.rb index 684c7042a7..1199c0ad1b 100644 --- a/activerecord/lib/active_record/connection_adapters/mysql/database_statements.rb +++ b/activerecord/lib/active_record/connection_adapters/mysql/database_statements.rb @@ -11,7 +11,7 @@ module ActiveRecord else super end - discard_remaining_results + @connection.abandon_results! result end @@ -19,8 +19,19 @@ module ActiveRecord execute(sql, name).to_a end + READ_QUERY = ActiveRecord::ConnectionAdapters::AbstractAdapter.build_read_query_regexp(:begin, :commit, :explain, :select, :set, :show, :release, :savepoint, :rollback) # :nodoc: + private_constant :READ_QUERY + + def write_query?(sql) # :nodoc: + !READ_QUERY.match?(sql) + end + # Executes the SQL statement in the context of this connection. def execute(sql, name = nil) + if preventing_writes? && write_query?(sql) + raise ActiveRecord::ReadOnlyError, "Write query attempted while in readonly mode: #{sql}" + end + # make sure we carry over any changes to ActiveRecord::Base.default_timezone that have been # made since we established the connection @connection.query_options[:database_timezone] = ActiveRecord::Base.default_timezone @@ -29,22 +40,26 @@ module ActiveRecord end def exec_query(sql, name = "SQL", binds = [], prepare: false) - materialize_transactions - if without_prepared_statement?(binds) execute_and_free(sql, name) do |result| - ActiveRecord::Result.new(result.fields, result.to_a) if result + if result + ActiveRecord::Result.new(result.fields, result.to_a) + else + ActiveRecord::Result.new([], []) + end end else exec_stmt_and_free(sql, name, binds, cache_stmt: prepare) do |_, result| - ActiveRecord::Result.new(result.fields, result.to_a) if result + if result + ActiveRecord::Result.new(result.fields, result.to_a) + else + ActiveRecord::Result.new([], []) + end end end end def exec_delete(sql, name = nil, binds = []) - materialize_transactions - if without_prepared_statement?(binds) execute_and_free(sql, name) { @connection.affected_rows } else @@ -54,22 +69,31 @@ module ActiveRecord alias :exec_update :exec_delete private + def execute_batch(sql, name = nil) + super + @connection.abandon_results! + end + def default_insert_value(column) - Arel.sql("DEFAULT") unless column.auto_increment? + super unless column.auto_increment? end def last_inserted_id(result) @connection.last_id end - def discard_remaining_results - @connection.abandon_results! - end - def supports_set_server_option? @connection.respond_to?(:set_server_option) end + def build_truncate_statements(*table_names) + if table_names.size == 1 + super.first + else + super + end + end + def multi_statements_enabled?(flags) if flags.is_a?(Array) flags.include?("MULTI_STATEMENTS") @@ -102,7 +126,43 @@ module ActiveRecord end end + def combine_multi_statements(total_sql) + total_sql.each_with_object([]) do |sql, total_sql_chunks| + previous_packet = total_sql_chunks.last + if max_allowed_packet_reached?(sql, previous_packet) + total_sql_chunks << +sql + else + previous_packet << ";\n" + previous_packet << sql + end + end + end + + def max_allowed_packet_reached?(current_packet, previous_packet) + if current_packet.bytesize > max_allowed_packet + raise ActiveRecordError, + "Fixtures set is too large #{current_packet.bytesize}. Consider increasing the max_allowed_packet variable." + elsif previous_packet.nil? + true + else + (current_packet.bytesize + previous_packet.bytesize) > max_allowed_packet + end + end + + def max_allowed_packet + @max_allowed_packet ||= begin + bytes_margin = 2 + show_variable("max_allowed_packet") - bytes_margin + end + end + def exec_stmt_and_free(sql, name, binds, cache_stmt: false) + if preventing_writes? && write_query?(sql) + raise ActiveRecord::ReadOnlyError, "Write query attempted while in readonly mode: #{sql}" + end + + materialize_transactions + # make sure we carry over any changes to ActiveRecord::Base.default_timezone that have been # made since we established the connection @connection.query_options[:database_timezone] = ActiveRecord::Base.default_timezone diff --git a/activerecord/lib/active_record/connection_adapters/mysql/schema_definitions.rb b/activerecord/lib/active_record/connection_adapters/mysql/schema_definitions.rb index 2ed4ad16ae..d21535a709 100644 --- a/activerecord/lib/active_record/connection_adapters/mysql/schema_definitions.rb +++ b/activerecord/lib/active_record/connection_adapters/mysql/schema_definitions.rb @@ -4,48 +4,56 @@ module ActiveRecord module ConnectionAdapters module MySQL module ColumnMethods - def blob(*args, **options) - args.each { |name| column(name, :blob, options) } - end + extend ActiveSupport::Concern - def tinyblob(*args, **options) - args.each { |name| column(name, :tinyblob, options) } - end + ## + # :method: blob + # :call-seq: blob(*names, **options) - def mediumblob(*args, **options) - args.each { |name| column(name, :mediumblob, options) } - end + ## + # :method: tinyblob + # :call-seq: tinyblob(*names, **options) - def longblob(*args, **options) - args.each { |name| column(name, :longblob, options) } - end + ## + # :method: mediumblob + # :call-seq: mediumblob(*names, **options) - def tinytext(*args, **options) - args.each { |name| column(name, :tinytext, options) } - end + ## + # :method: longblob + # :call-seq: longblob(*names, **options) - def mediumtext(*args, **options) - args.each { |name| column(name, :mediumtext, options) } - end + ## + # :method: tinytext + # :call-seq: tinytext(*names, **options) - def longtext(*args, **options) - args.each { |name| column(name, :longtext, options) } - end + ## + # :method: mediumtext + # :call-seq: mediumtext(*names, **options) - def unsigned_integer(*args, **options) - args.each { |name| column(name, :unsigned_integer, options) } - end + ## + # :method: longtext + # :call-seq: longtext(*names, **options) - def unsigned_bigint(*args, **options) - args.each { |name| column(name, :unsigned_bigint, options) } - end + ## + # :method: unsigned_integer + # :call-seq: unsigned_integer(*names, **options) - def unsigned_float(*args, **options) - args.each { |name| column(name, :unsigned_float, options) } - end + ## + # :method: unsigned_bigint + # :call-seq: unsigned_bigint(*names, **options) + + ## + # :method: unsigned_float + # :call-seq: unsigned_float(*names, **options) + + ## + # :method: unsigned_decimal + # :call-seq: unsigned_decimal(*names, **options) - def unsigned_decimal(*args, **options) - args.each { |name| column(name, :unsigned_decimal, options) } + included do + define_column_methods :blob, :tinyblob, :mediumblob, :longblob, + :tinytext, :mediumtext, :longtext, :unsigned_integer, :unsigned_bigint, + :unsigned_float, :unsigned_decimal 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 index d23178e43c..57518b02fa 100644 --- a/activerecord/lib/active_record/connection_adapters/mysql/schema_dumper.rb +++ b/activerecord/lib/active_record/connection_adapters/mysql/schema_dumper.rb @@ -10,6 +10,10 @@ module ActiveRecord spec[:unsigned] = "true" if column.unsigned? spec[:auto_increment] = "true" if column.auto_increment? + if /\A(?<size>tiny|medium|long)(?:text|blob)/ =~ column.sql_type + spec = { size: size.to_sym.inspect }.merge!(spec) + end + if @connection.supports_virtual_columns? && column.virtual? spec[:as] = extract_expression_for_virtual_column(column) spec[:stored] = "true" if /\b(?:STORED|PERSISTENT)\b/.match?(column.extra) @@ -37,13 +41,15 @@ module ActiveRecord case column.sql_type when /\Atimestamp\b/ :timestamp - when "tinyblob" - :blob else super end end + def schema_limit(column) + super unless /\A(?:tiny|medium|long)?(?:text|blob)/.match?(column.sql_type) + end + def schema_precision(column) super unless /\A(?:date)?time(?:stamp)?\b/.match?(column.sql_type) && column.precision == 0 end diff --git a/activerecord/lib/active_record/connection_adapters/mysql/schema_statements.rb b/activerecord/lib/active_record/connection_adapters/mysql/schema_statements.rb index 4894fd1c08..4018f0815c 100644 --- a/activerecord/lib/active_record/connection_adapters/mysql/schema_statements.rb +++ b/activerecord/lib/active_record/connection_adapters/mysql/schema_statements.rb @@ -77,9 +77,13 @@ module ActiveRecord super end + def create_table(table_name, options: default_row_format, **) + super + end + def internal_string_options_for_primary_key super.tap do |options| - if CHARSETS_OF_4BYTES_MAXLEN.include?(charset) && (mariadb? || version < "8.0.0") + if !row_format_dynamic_by_default? && CHARSETS_OF_4BYTES_MAXLEN.include?(charset) options[:collation] = collation.sub(/\A[^_]+/, "utf8") end end @@ -93,15 +97,61 @@ module ActiveRecord MySQL::SchemaDumper.create(self, options) end + # Maps logical Rails types to MySQL-specific data types. + def type_to_sql(type, limit: nil, precision: nil, scale: nil, size: limit_to_size(limit, type), unsigned: nil, **) + sql = + case type.to_s + when "integer" + integer_to_sql(limit) + when "text" + type_with_size_to_sql("text", size) + when "blob" + type_with_size_to_sql("blob", size) + when "binary" + if (0..0xfff) === limit + "varbinary(#{limit})" + else + type_with_size_to_sql("blob", size) + end + else + super + end + + sql = "#{sql} unsigned" if unsigned && type != :primary_key + sql + end + private CHARSETS_OF_4BYTES_MAXLEN = ["utf8mb4", "utf16", "utf16le", "utf32"] + def row_format_dynamic_by_default? + if mariadb? + version >= "10.2.2" + else + version >= "5.7.9" + end + end + + def default_row_format + return if row_format_dynamic_by_default? + + unless defined?(@default_row_format) + if query_value("SELECT @@innodb_file_per_table = 1 AND @@innodb_file_format = 'Barracuda'") == 1 + @default_row_format = "ROW_FORMAT=DYNAMIC" + else + @default_row_format = nil + end + end + + @default_row_format + end + def schema_creation MySQL::SchemaCreation.new(self) end def create_table_definition(*args) - MySQL::TableDefinition.new(*args) + MySQL::TableDefinition.new(self, *args) end def new_column_from_field(table_name, field) @@ -171,6 +221,40 @@ module ActiveRecord schema, name = nil, schema unless name [schema, name] end + + def type_with_size_to_sql(type, size) + case size&.to_s + when nil, "tiny", "medium", "long" + "#{size}#{type}" + else + raise ArgumentError, + "#{size.inspect} is invalid :size value. Only :tiny, :medium, and :long are allowed." + end + end + + def limit_to_size(limit, type) + case type.to_s + when "text", "blob", "binary" + case limit + when 0..0xff; "tiny" + when nil, 0x100..0xffff; nil + when 0x10000..0xffffff; "medium" + when 0x1000000..0xffffffff; "long" + else raise ActiveRecordError, "No #{type} type has byte size #{limit}" + end + end + end + + def integer_to_sql(limit) + case limit + when 1; "tinyint" + when 2; "smallint" + when 3; "mediumint" + when nil, 4; "int" + when 5..8; "bigint" + else raise ActiveRecordError, "No integer type has byte size #{limit}. Use a decimal with scale 0 instead." + end + 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 6bd6b67165..ae7dbd2868 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/database_statements.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/database_statements.rb @@ -67,11 +67,22 @@ module ActiveRecord end end + READ_QUERY = ActiveRecord::ConnectionAdapters::AbstractAdapter.build_read_query_regexp(:begin, :commit, :explain, :select, :set, :show, :release, :savepoint, :rollback) # :nodoc: + private_constant :READ_QUERY + + def write_query?(sql) # :nodoc: + !READ_QUERY.match?(sql) + end + # Executes an SQL statement, returning a PG::Result object on success # or raising a PG::Error exception otherwise. # Note: the PG::Result object is manually memory managed; if you don't # need it specifically, you may want consider the <tt>exec_query</tt> wrapper. def execute(sql, name = nil) + if preventing_writes? && write_query?(sql) + raise ActiveRecord::ReadOnlyError, "Write query attempted while in readonly mode: #{sql}" + end + materialize_transactions log(sql, name) do @@ -99,7 +110,7 @@ module ActiveRecord end alias :exec_update :exec_delete - def sql_for_insert(sql, pk, id_value, sequence_name, binds) # :nodoc: + def sql_for_insert(sql, pk, sequence_name, binds) # :nodoc: if pk.nil? # Extract the table from the insert sql. Yuck. table_ref = extract_table_ref_from_insert_sql(sql) @@ -153,6 +164,10 @@ module ActiveRecord end private + def build_truncate_statements(*table_names) + "TRUNCATE TABLE #{table_names.map(&method(:quote_table_name)).join(", ")}" + end + # Returns the current ID of a table's sequence. def last_insert_id_result(sequence_name) exec_query("SELECT currval(#{quote(sequence_name)})", "SQL") 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 6fbeaa2b9e..b1dfbde86e 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/oid/array.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/oid/array.rb @@ -5,7 +5,7 @@ module ActiveRecord module PostgreSQL module OID # :nodoc: class Array < Type::Value # :nodoc: - include Type::Helpers::Mutable + include ActiveModel::Type::Helpers::Mutable Data = Struct.new(:encoder, :values) # :nodoc: diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/oid/hstore.rb b/activerecord/lib/active_record/connection_adapters/postgresql/oid/hstore.rb index aabe83b85d..7b42677101 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/oid/hstore.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/oid/hstore.rb @@ -5,7 +5,7 @@ module ActiveRecord module PostgreSQL module OID # :nodoc: class Hstore < Type::Value # :nodoc: - include Type::Helpers::Mutable + include ActiveModel::Type::Helpers::Mutable def type :hstore diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/oid/legacy_point.rb b/activerecord/lib/active_record/connection_adapters/postgresql/oid/legacy_point.rb index 7b057a8452..7f6adc351c 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/oid/legacy_point.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/oid/legacy_point.rb @@ -5,7 +5,7 @@ module ActiveRecord module PostgreSQL module OID # :nodoc: class LegacyPoint < Type::Value # :nodoc: - include Type::Helpers::Mutable + include ActiveModel::Type::Helpers::Mutable def type :point diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/oid/point.rb b/activerecord/lib/active_record/connection_adapters/postgresql/oid/point.rb index 02a9c506f6..8c74cecc4d 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/oid/point.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/oid/point.rb @@ -7,7 +7,7 @@ module ActiveRecord module PostgreSQL module OID # :nodoc: class Point < Type::Value # :nodoc: - include Type::Helpers::Mutable + include ActiveModel::Type::Helpers::Mutable def type :point 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 d85f9ab3ef..aa7701e038 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/oid/range.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/oid/range.rb @@ -64,7 +64,7 @@ module ActiveRecord end def type_cast_single_for_database(value) - infinity?(value) ? value : @subtype.serialize(value) + infinity?(value) ? value : @subtype.serialize(@subtype.cast(value)) end def extract_bounds(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 83c21ba6ea..203087bc36 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 def query_conditions_for_initial_load known_type_names = @store.keys.map { |n| "'#{n}'" } known_type_types = %w('r' 'e' 'd') - <<-SQL % [known_type_names.join(", "), known_type_types.join(", ")] + <<~SQL % [known_type_names.join(", "), known_type_types.join(", ")] WHERE t.typname IN (%s) OR t.typtype IN (%s) diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/oid/uuid.rb b/activerecord/lib/active_record/connection_adapters/postgresql/oid/uuid.rb index bc9b8dbfcf..28abdbd073 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/oid/uuid.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/oid/uuid.rb @@ -13,9 +13,12 @@ module ActiveRecord :uuid end - def cast(value) - value.to_s[ACCEPTABLE_UUID, 0] - end + private + + def cast_value(value) + casted = value.to_s + casted if casted.match?(ACCEPTABLE_UUID) + end end end end diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/quoting.rb b/activerecord/lib/active_record/connection_adapters/postgresql/quoting.rb index e75202b0be..d40e0ef1f0 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/quoting.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/quoting.rb @@ -93,11 +93,11 @@ module ActiveRecord elsif value.hex? "X'#{value}'" end - when Float - if value.infinite? || value.nan? - "'#{value}'" - else + when Numeric + if value.finite? super + else + "'#{value}'" end when OID::Array::Data _quote(encode_array(value)) @@ -138,7 +138,7 @@ module ActiveRecord end def encode_range(range) - "[#{type_cast_range_value(range.first)},#{type_cast_range_value(range.last)}#{range.exclude_end? ? ')' : ']'}" + "[#{type_cast_range_value(range.begin)},#{type_cast_range_value(range.end)}#{range.exclude_end? ? ')' : ']'}" end def determine_encoding_of_strings_in_array(value) diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/schema_creation.rb b/activerecord/lib/active_record/connection_adapters/postgresql/schema_creation.rb index 8e381a92cf..84dd28907b 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/schema_creation.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/schema_creation.rb @@ -17,12 +17,59 @@ module ActiveRecord "VALIDATE CONSTRAINT #{quote_column_name(name)}" end + def visit_ChangeColumnDefinition(o) + column = o.column + column.sql_type = type_to_sql(column.type, column.options) + quoted_column_name = quote_column_name(o.name) + + change_column_sql = +"ALTER COLUMN #{quoted_column_name} TYPE #{column.sql_type}" + + options = column_options(column) + + if options[:collation] + change_column_sql << " COLLATE \"#{options[:collation]}\"" + end + + if options[:using] + change_column_sql << " USING #{options[:using]}" + elsif options[:cast_as] + cast_as_type = type_to_sql(options[:cast_as], options) + change_column_sql << " USING CAST(#{quoted_column_name} AS #{cast_as_type})" + end + + if options.key?(:default) + if options[:default].nil? + change_column_sql << ", ALTER COLUMN #{quoted_column_name} DROP DEFAULT" + else + quoted_default = quote_default_expression(options[:default], column) + change_column_sql << ", ALTER COLUMN #{quoted_column_name} SET DEFAULT #{quoted_default}" + end + end + + if options.key?(:null) + change_column_sql << ", ALTER COLUMN #{quoted_column_name} #{options[:null] ? 'DROP' : 'SET'} NOT NULL" + end + + change_column_sql + end + def add_column_options!(sql, options) if options[:collation] sql << " COLLATE \"#{options[:collation]}\"" end super end + + # Returns any SQL string to go between CREATE and TABLE. May be nil. + def table_modifier_in_create(o) + # A table cannot be both TEMPORARY and UNLOGGED, since all TEMPORARY + # tables are already UNLOGGED. + if o.temporary + " TEMPORARY" + elsif o.unlogged + " UNLOGGED" + end + end end end end 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 206b855a18..3bb7c52899 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/schema_definitions.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/schema_definitions.rb @@ -4,6 +4,8 @@ module ActiveRecord module ConnectionAdapters module PostgreSQL module ColumnMethods + extend ActiveSupport::Concern + # Defines the primary key field. # Use of the native PostgreSQL UUID type is supported, and can be used # by defining your tables as such: @@ -51,130 +53,144 @@ module ActiveRecord super end - def bigserial(*args, **options) - args.each { |name| column(name, :bigserial, options) } - end + ## + # :method: bigserial + # :call-seq: bigserial(*names, **options) - def bit(*args, **options) - args.each { |name| column(name, :bit, options) } - end + ## + # :method: bit + # :call-seq: bit(*names, **options) - def bit_varying(*args, **options) - args.each { |name| column(name, :bit_varying, options) } - end + ## + # :method: bit_varying + # :call-seq: bit_varying(*names, **options) - def cidr(*args, **options) - args.each { |name| column(name, :cidr, options) } - end + ## + # :method: cidr + # :call-seq: cidr(*names, **options) - def citext(*args, **options) - args.each { |name| column(name, :citext, options) } - end + ## + # :method: citext + # :call-seq: citext(*names, **options) - def daterange(*args, **options) - args.each { |name| column(name, :daterange, options) } - end + ## + # :method: daterange + # :call-seq: daterange(*names, **options) - def hstore(*args, **options) - args.each { |name| column(name, :hstore, options) } - end + ## + # :method: hstore + # :call-seq: hstore(*names, **options) - def inet(*args, **options) - args.each { |name| column(name, :inet, options) } - end + ## + # :method: inet + # :call-seq: inet(*names, **options) - def interval(*args, **options) - args.each { |name| column(name, :interval, options) } - end + ## + # :method: interval + # :call-seq: interval(*names, **options) - def int4range(*args, **options) - args.each { |name| column(name, :int4range, options) } - end + ## + # :method: int4range + # :call-seq: int4range(*names, **options) - def int8range(*args, **options) - args.each { |name| column(name, :int8range, options) } - end + ## + # :method: int8range + # :call-seq: int8range(*names, **options) - def jsonb(*args, **options) - args.each { |name| column(name, :jsonb, options) } - end + ## + # :method: jsonb + # :call-seq: jsonb(*names, **options) - def ltree(*args, **options) - args.each { |name| column(name, :ltree, options) } - end + ## + # :method: ltree + # :call-seq: ltree(*names, **options) - def macaddr(*args, **options) - args.each { |name| column(name, :macaddr, options) } - end + ## + # :method: macaddr + # :call-seq: macaddr(*names, **options) - def money(*args, **options) - args.each { |name| column(name, :money, options) } - end + ## + # :method: money + # :call-seq: money(*names, **options) - def numrange(*args, **options) - args.each { |name| column(name, :numrange, options) } - end + ## + # :method: numrange + # :call-seq: numrange(*names, **options) - def oid(*args, **options) - args.each { |name| column(name, :oid, options) } - end + ## + # :method: oid + # :call-seq: oid(*names, **options) - def point(*args, **options) - args.each { |name| column(name, :point, options) } - end + ## + # :method: point + # :call-seq: point(*names, **options) - def line(*args, **options) - args.each { |name| column(name, :line, options) } - end + ## + # :method: line + # :call-seq: line(*names, **options) - def lseg(*args, **options) - args.each { |name| column(name, :lseg, options) } - end + ## + # :method: lseg + # :call-seq: lseg(*names, **options) - def box(*args, **options) - args.each { |name| column(name, :box, options) } - end + ## + # :method: box + # :call-seq: box(*names, **options) - def path(*args, **options) - args.each { |name| column(name, :path, options) } - end + ## + # :method: path + # :call-seq: path(*names, **options) - def polygon(*args, **options) - args.each { |name| column(name, :polygon, options) } - end + ## + # :method: polygon + # :call-seq: polygon(*names, **options) - def circle(*args, **options) - args.each { |name| column(name, :circle, options) } - end + ## + # :method: circle + # :call-seq: circle(*names, **options) - def serial(*args, **options) - args.each { |name| column(name, :serial, options) } - end + ## + # :method: serial + # :call-seq: serial(*names, **options) - def tsrange(*args, **options) - args.each { |name| column(name, :tsrange, options) } - end + ## + # :method: tsrange + # :call-seq: tsrange(*names, **options) - def tstzrange(*args, **options) - args.each { |name| column(name, :tstzrange, options) } - end + ## + # :method: tstzrange + # :call-seq: tstzrange(*names, **options) - def tsvector(*args, **options) - args.each { |name| column(name, :tsvector, options) } - end + ## + # :method: tsvector + # :call-seq: tsvector(*names, **options) - def uuid(*args, **options) - args.each { |name| column(name, :uuid, options) } - end + ## + # :method: uuid + # :call-seq: uuid(*names, **options) + + ## + # :method: xml + # :call-seq: xml(*names, **options) - def xml(*args, **options) - args.each { |name| column(name, :xml, options) } + included do + define_column_methods :bigserial, :bit, :bit_varying, :cidr, :citext, :daterange, + :hstore, :inet, :interval, :int4range, :int8range, :jsonb, :ltree, :macaddr, + :money, :numrange, :oid, :point, :line, :lseg, :box, :path, :polygon, :circle, + :serial, :tsrange, :tstzrange, :tsvector, :uuid, :xml end end class TableDefinition < ActiveRecord::ConnectionAdapters::TableDefinition include ColumnMethods + attr_reader :unlogged + + def initialize(*) + super + @unlogged = ActiveRecord::ConnectionAdapters::PostgreSQLAdapter.create_unlogged_tables + end + private def integer_like_primary_key_type(type, options) if type == :bigint || options[:limit] == 8 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 fae3ddbad4..a38c1325c0 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb @@ -22,8 +22,8 @@ module ActiveRecord def create_database(name, options = {}) options = { encoding: "utf8" }.merge!(options.symbolize_keys) - option_string = options.inject("") do |memo, (key, value)| - memo += case key + option_string = options.each_with_object(+"") do |(key, value), memo| + memo << case key when :owner " OWNER = \"#{value}\"" when :template @@ -68,7 +68,7 @@ module ActiveRecord table = quoted_scope(table_name) index = quoted_scope(index_name) - query_value(<<-SQL, "SCHEMA").to_i > 0 + query_value(<<~SQL, "SCHEMA").to_i > 0 SELECT COUNT(*) FROM pg_class t INNER JOIN pg_index d ON t.oid = d.indrelid @@ -85,7 +85,7 @@ module ActiveRecord def indexes(table_name) # :nodoc: scope = quoted_scope(table_name) - result = query(<<-SQL, "SCHEMA") + result = query(<<~SQL, "SCHEMA") SELECT distinct i.relname, d.indisunique, d.indkey, pg_get_indexdef(d.indexrelid), t.oid, pg_catalog.obj_description(i.oid, 'pg_class') AS comment FROM pg_class t @@ -124,7 +124,7 @@ module ActiveRecord # add info on sort order (only desc order is explicitly specified, asc is the default) # and non-default opclasses - expressions.scan(/(?<column>\w+)\s?(?<opclass>\w+_ops)?\s?(?<desc>DESC)?\s?(?<nulls>NULLS (?:FIRST|LAST))?/).each do |column, opclass, desc, nulls| + expressions.scan(/(?<column>\w+)"?\s?(?<opclass>\w+_ops)?\s?(?<desc>DESC)?\s?(?<nulls>NULLS (?:FIRST|LAST))?/).each do |column, opclass, desc, nulls| opclasses[column] = opclass.to_sym if opclass if nulls orders[column] = [desc, nulls].compact.join(" ") @@ -196,7 +196,7 @@ module ActiveRecord # Returns an array of schema names. def schema_names - query_values(<<-SQL, "SCHEMA") + query_values(<<~SQL, "SCHEMA") SELECT nspname FROM pg_namespace WHERE nspname !~ '^pg_.*' @@ -302,7 +302,7 @@ module ActiveRecord def pk_and_sequence_for(table) #:nodoc: # First try looking for a sequence with a dependency on the # given table's primary key. - result = query(<<-end_sql, "SCHEMA")[0] + result = query(<<~SQL, "SCHEMA")[0] SELECT attr.attname, nsp.nspname, seq.relname FROM pg_class seq, pg_attribute attr, @@ -319,10 +319,10 @@ module ActiveRecord AND cons.contype = 'p' AND dep.classid = 'pg_class'::regclass AND dep.refobjid = #{quote(quote_table_name(table))}::regclass - end_sql + SQL if result.nil? || result.empty? - result = query(<<-end_sql, "SCHEMA")[0] + result = query(<<~SQL, "SCHEMA")[0] SELECT attr.attname, nsp.nspname, CASE WHEN pg_get_expr(def.adbin, def.adrelid) !~* 'nextval' THEN NULL @@ -339,7 +339,7 @@ module ActiveRecord WHERE t.oid = #{quote(quote_table_name(table))}::regclass AND cons.contype = 'p' AND pg_get_expr(def.adbin, def.adrelid) ~* 'nextval|uuid_generate' - end_sql + SQL end pk = result.shift @@ -548,14 +548,14 @@ module ActiveRecord # The hard limit is 1GB, because of a 32-bit size field, and TOAST. case limit when nil, 0..0x3fffffff; super(type) - else raise(ActiveRecordError, "No binary type has byte size #{limit}.") + else raise ActiveRecordError, "No binary type has byte size #{limit}. The limit on binary can be at most 1GB - 1byte." end when "text" # PostgreSQL doesn't support limits on text columns. # The hard limit is 1GB, according to section 8.3 in the manual. case limit when nil, 0..0x3fffffff; super(type) - else raise(ActiveRecordError, "The limit on text can be at most 1GB - 1byte.") + else raise ActiveRecordError, "No text type has byte size #{limit}. The limit on text can be at most 1GB - 1byte." end when "integer" case limit @@ -623,10 +623,10 @@ module ActiveRecord # validate_foreign_key :accounts, name: :special_fk_name # # The +options+ hash accepts the same keys as SchemaStatements#add_foreign_key. - def validate_foreign_key(from_table, options_or_to_table = {}) + def validate_foreign_key(from_table, to_table = nil, **options) return unless supports_validate_constraints? - fk_name_to_validate = foreign_key_for!(from_table, options_or_to_table).name + fk_name_to_validate = foreign_key_for!(from_table, to_table: to_table, **options).name validate_constraint from_table, fk_name_to_validate end @@ -637,7 +637,7 @@ module ActiveRecord end def create_table_definition(*args) - PostgreSQL::TableDefinition.new(*args) + PostgreSQL::TableDefinition.new(self, *args) end def create_alter_table(name) @@ -683,38 +683,20 @@ module ActiveRecord end end - def change_column_sql(table_name, column_name, type, options = {}) - quoted_column_name = quote_column_name(column_name) - sql_type = type_to_sql(type, options) - sql = +"ALTER COLUMN #{quoted_column_name} TYPE #{sql_type}" - if options[:collation] - sql << " COLLATE \"#{options[:collation]}\"" - end - if options[:using] - sql << " USING #{options[:using]}" - elsif options[:cast_as] - cast_as_type = type_to_sql(options[:cast_as], options) - sql << " USING CAST(#{quoted_column_name} AS #{cast_as_type})" - end - - sql - end - def add_column_for_alter(table_name, column_name, type, options = {}) return super unless options.key?(:comment) [super, Proc.new { change_column_comment(table_name, column_name, options[:comment]) }] end def change_column_for_alter(table_name, column_name, type, options = {}) - sqls = [change_column_sql(table_name, column_name, type, options)] - sqls << change_column_default_for_alter(table_name, column_name, options[:default]) if options.key?(:default) - sqls << change_column_null_for_alter(table_name, column_name, options[:null], options[:default]) if options.key?(:null) + td = create_table_definition(table_name) + cd = td.new_column_definition(column_name, type, options) + sqls = [schema_creation.accept(ChangeColumnDefinition.new(cd, column_name))] sqls << Proc.new { change_column_comment(table_name, column_name, options[:comment]) } if options.key?(:comment) sqls end - # Changes the default value of a table column. - def change_column_default_for_alter(table_name, column_name, default_or_changes) # :nodoc: + def change_column_default_for_alter(table_name, column_name, default_or_changes) column = column_for(table_name, column_name) return unless column @@ -729,11 +711,17 @@ module ActiveRecord end end - def change_column_null_for_alter(table_name, column_name, null, default = nil) #:nodoc: - "ALTER #{quote_column_name(column_name)} #{null ? 'DROP' : 'SET'} NOT NULL" + def change_column_null_for_alter(table_name, column_name, null, default = nil) + "ALTER COLUMN #{quote_column_name(column_name)} #{null ? 'DROP' : 'SET'} NOT NULL" end def add_timestamps_for_alter(table_name, options = {}) + options[:null] = false if options[:null].nil? + + if !options.key?(:precision) && supports_datetime_with_precision? + options[:precision] = 6 + end + [add_column_for_alter(table_name, :created_at, :datetime, options), add_column_for_alter(table_name, :updated_at, :datetime, options)] end diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/utils.rb b/activerecord/lib/active_record/connection_adapters/postgresql/utils.rb index bfd300723d..f2f4701500 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/utils.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/utils.rb @@ -68,7 +68,7 @@ module ActiveRecord # * <tt>"schema_name".table_name</tt> # * <tt>"schema.name"."table name"</tt> def extract_schema_qualified_name(string) - schema, table = string.scan(/[^".\s]+|"[^"]*"/) + schema, table = string.scan(/[^".]+|"[^"]*"/) if table.nil? table = schema schema = nil diff --git a/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb b/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb index a11a786ec7..29f764e8f4 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb @@ -85,6 +85,19 @@ module ActiveRecord class PostgreSQLAdapter < AbstractAdapter ADAPTER_NAME = "PostgreSQL" + ## + # :singleton-method: + # PostgreSQL allows the creation of "unlogged" tables, which do not record + # data in the PostgreSQL Write-Ahead Log. This can make the tables faster, + # but significantly increases the risk of data loss if the database + # crashes. As a result, this should not be used in production + # environments. If you would like all created tables to be unlogged in + # the test environment you can add the following line to your test.rb + # file: + # + # ActiveRecord::ConnectionAdapters::PostgreSQLAdapter.create_unlogged_tables = true + class_attribute :create_unlogged_tables, default: false + NATIVE_DATABASE_TYPES = { primary_key: "bigserial primary key", string: { name: "character varying" }, @@ -172,7 +185,7 @@ module ActiveRecord end def supports_json? - postgresql_version >= 90200 + true end def supports_comments? @@ -183,6 +196,17 @@ module ActiveRecord true end + def supports_insert_returning? + true + end + + def supports_insert_on_conflict? + postgresql_version >= 90500 + end + alias supports_insert_on_duplicate_skip? supports_insert_on_conflict? + alias supports_insert_on_duplicate_update? supports_insert_on_conflict? + alias supports_insert_conflict_target? supports_insert_on_conflict? + def index_algorithms { concurrently: "CONCURRENTLY" } end @@ -227,9 +251,6 @@ module ActiveRecord configure_connection add_pg_encoders - @statements = StatementPool.new @connection, - self.class.type_cast_config_to_integer(config[:statement_limit]) - add_pg_decoders @type_map = Type::HashLookupTypeMap.new @@ -238,17 +259,6 @@ module ActiveRecord @use_insert_returning = @config.key?(:insert_returning) ? self.class.type_cast_config_to_boolean(@config[:insert_returning]) : true end - # Clears the prepared statements cache. - def clear_cache! - @lock.synchronize do - @statements.clear - end - end - - def truncate(table_name, name = nil) - exec_query "TRUNCATE TABLE #{quote_table_name(table_name)}", name, [] - end - # Is this connection alive and ready for queries? def active? @lock.synchronize do @@ -265,6 +275,8 @@ module ActiveRecord super @connection.reset configure_connection + rescue PG::ConnectionBad + connect end end @@ -319,22 +331,29 @@ module ActiveRecord end def supports_ranges? - # Range datatypes weren't introduced until PostgreSQL 9.2 - postgresql_version >= 90200 + true end + deprecate :supports_ranges? def supports_materialized_views? - postgresql_version >= 90300 + true end def supports_foreign_tables? - postgresql_version >= 90300 + true end def supports_pgcrypto_uuid? postgresql_version >= 90400 end + def supports_optimizer_hints? + unless defined?(@has_pg_hint_plan) + @has_pg_hint_plan = extension_available?("pg_hint_plan") + end + @has_pg_hint_plan + end + def supports_lazy_transactions? true end @@ -365,9 +384,12 @@ module ActiveRecord } end + def extension_available?(name) + query_value("SELECT true FROM pg_available_extensions WHERE name = #{quote(name)}", "SCHEMA") + end + def extension_enabled?(name) - res = exec_query("SELECT EXISTS(SELECT * FROM pg_available_extensions WHERE name = '#{name}' AND installed_version IS NOT NULL) as enabled", "SCHEMA") - res.cast_values.first + query_value("SELECT installed_version IS NOT NULL FROM pg_available_extensions WHERE name = #{quote(name)}", "SCHEMA") end def extensions @@ -410,10 +432,24 @@ module ActiveRecord index.using == :btree || super end + def build_insert_sql(insert) # :nodoc: + sql = +"INSERT #{insert.into} #{insert.values_list}" + + if insert.skip_duplicates? + sql << " ON CONFLICT #{insert.conflict_target} DO NOTHING" + elsif insert.update_duplicates? + sql << " ON CONFLICT #{insert.conflict_target} DO UPDATE SET " + sql << insert.updatable_columns.map { |column| "#{column}=excluded.#{column}" }.join(",") + end + + sql << " RETURNING #{insert.returning}" if insert.returning + sql + end + private def check_version - if postgresql_version < 90100 - raise "Your version of PostgreSQL (#{postgresql_version}) is too old. Active Record supports PostgreSQL >= 9.1." + if postgresql_version < 90300 + raise "Your version of PostgreSQL (#{postgresql_version}) is too old. Active Record supports PostgreSQL >= 9.3." end end @@ -428,28 +464,28 @@ module ActiveRecord LOCK_NOT_AVAILABLE = "55P03" QUERY_CANCELED = "57014" - def translate_exception(exception, message) + def translate_exception(exception, message:, sql:, binds:) return exception unless exception.respond_to?(:result) case exception.result.try(:error_field, PG::PG_DIAG_SQLSTATE) when UNIQUE_VIOLATION - RecordNotUnique.new(message) + RecordNotUnique.new(message, sql: sql, binds: binds) when FOREIGN_KEY_VIOLATION - InvalidForeignKey.new(message) + InvalidForeignKey.new(message, sql: sql, binds: binds) when VALUE_LIMIT_VIOLATION - ValueTooLong.new(message) + ValueTooLong.new(message, sql: sql, binds: binds) when NUMERIC_VALUE_OUT_OF_RANGE - RangeError.new(message) + RangeError.new(message, sql: sql, binds: binds) when NOT_NULL_VIOLATION - NotNullViolation.new(message) + NotNullViolation.new(message, sql: sql, binds: binds) when SERIALIZATION_FAILURE - SerializationFailure.new(message) + SerializationFailure.new(message, sql: sql, binds: binds) when DEADLOCK_DETECTED - Deadlocked.new(message) + Deadlocked.new(message, sql: sql, binds: binds) when LOCK_NOT_AVAILABLE - LockWaitTimeout.new(message) + LockWaitTimeout.new(message, sql: sql, binds: binds) when QUERY_CANCELED - QueryCanceled.new(message) + QueryCanceled.new(message, sql: sql, binds: binds) else super end @@ -576,18 +612,11 @@ module ActiveRecord def load_additional_types(oids = nil) initializer = OID::TypeMapInitializer.new(type_map) - if supports_ranges? - query = <<-SQL - SELECT t.oid, t.typname, t.typelem, t.typdelim, t.typinput, r.rngsubtype, t.typtype, t.typbasetype - FROM pg_type as t - LEFT JOIN pg_range as r ON oid = rngtypid - SQL - else - query = <<-SQL - SELECT t.oid, t.typname, t.typelem, t.typdelim, t.typinput, t.typtype, t.typbasetype - FROM pg_type as t - SQL - end + query = <<~SQL + SELECT t.oid, t.typname, t.typelem, t.typdelim, t.typinput, r.rngsubtype, t.typtype, t.typbasetype + FROM pg_type as t + LEFT JOIN pg_range as r ON oid = rngtypid + SQL if oids query += "WHERE t.oid::integer IN (%s)" % oids.join(", ") @@ -603,6 +632,10 @@ module ActiveRecord FEATURE_NOT_SUPPORTED = "0A000" #:nodoc: def execute_and_clear(sql, name, binds, prepare: false) + if preventing_writes? && write_query?(sql) + raise ActiveRecord::ReadOnlyError, "Write query attempted while in readonly mode: #{sql}" + end + if without_prepared_statement?(binds) result = exec_no_cache(sql, name, []) elsif !prepare @@ -618,6 +651,10 @@ module ActiveRecord def exec_no_cache(sql, name, binds) materialize_transactions + # make sure we carry over any changes to ActiveRecord::Base.default_timezone that have been + # made since we established the connection + update_typemap_for_default_timezone + type_casted_binds = type_casted_binds(binds) log(sql, name, binds, type_casted_binds) do ActiveSupport::Dependencies.interlock.permit_concurrent_loads do @@ -628,8 +665,9 @@ module ActiveRecord def exec_cache(sql, name, binds) materialize_transactions + update_typemap_for_default_timezone - stmt_key = prepare_statement(sql) + stmt_key = prepare_statement(sql, binds) type_casted_binds = type_casted_binds(binds) log(sql, name, binds, type_casted_binds, stmt_key) do @@ -683,7 +721,7 @@ module ActiveRecord # Prepare the statement if it hasn't been prepared, return # the statement key. - def prepare_statement(sql) + def prepare_statement(sql, binds) @lock.synchronize do sql_key = sql_key(sql) unless @statements.key? sql_key @@ -691,7 +729,7 @@ module ActiveRecord begin @connection.prepare nextkey, sql rescue => e - raise translate_exception_class(e, sql) + raise translate_exception_class(e, sql, binds) end # Clear the queue @connection.get_last_result @@ -706,6 +744,8 @@ module ActiveRecord def connect @connection = PG.connect(@connection_parameters) configure_connection + add_pg_encoders + add_pg_decoders end # Configures the encoding, verbosity, schema search path, and time zone of the connection. @@ -763,7 +803,7 @@ module ActiveRecord # - format_type includes the column size constraint, e.g. varchar(50) # - ::regclass is a function that gives the id for a table name def column_definitions(table_name) - query(<<-end_sql, "SCHEMA") + query(<<~SQL, "SCHEMA") SELECT a.attname, format_type(a.atttypid, a.atttypmod), pg_get_expr(d.adbin, d.adrelid), a.attnotnull, a.atttypid, a.atttypmod, c.collname, col_description(a.attrelid, a.attnum) AS comment @@ -774,7 +814,7 @@ module ActiveRecord WHERE a.attrelid = #{quote(quote_table_name(table_name))}::regclass AND a.attnum > 0 AND NOT a.attisdropped ORDER BY a.attnum - end_sql + SQL end def extract_table_ref_from_insert_sql(sql) @@ -786,10 +826,14 @@ module ActiveRecord Arel::Visitors::PostgreSQL.new(self) end + def build_statement_pool + StatementPool.new(@connection, self.class.type_cast_config_to_integer(@config[:statement_limit])) + end + def can_perform_case_insensitive_comparison_for?(column) @case_insensitive_cache ||= {} @case_insensitive_cache[column.sql_type] ||= begin - sql = <<-end_sql + sql = <<~SQL SELECT exists( SELECT * FROM pg_proc WHERE proname = 'lower' @@ -801,7 +845,7 @@ module ActiveRecord WHERE proname = 'lower' AND castsource = #{quote column.sql_type}::regtype ) - end_sql + SQL execute_and_clear(sql, "SCHEMA", []) do |result| result.getvalue(0, 0) end @@ -816,7 +860,22 @@ module ActiveRecord @connection.type_map_for_queries = map end + def update_typemap_for_default_timezone + if @default_timezone != ActiveRecord::Base.default_timezone && @timestamp_decoder + decoder_class = ActiveRecord::Base.default_timezone == :utc ? + PG::TextDecoder::TimestampUtc : + PG::TextDecoder::TimestampWithoutTimeZone + + @timestamp_decoder = decoder_class.new(@timestamp_decoder.to_h) + @connection.type_map_for_results.add_coder(@timestamp_decoder) + @default_timezone = ActiveRecord::Base.default_timezone + end + end + def add_pg_decoders + @default_timezone = nil + @timestamp_decoder = nil + coders_by_name = { "int2" => PG::TextDecoder::Integer, "int4" => PG::TextDecoder::Integer, @@ -826,8 +885,15 @@ module ActiveRecord "float8" => PG::TextDecoder::Float, "bool" => PG::TextDecoder::Boolean, } + + if defined?(PG::TextDecoder::TimestampUtc) + # Use native PG encoders available since pg-1.1 + coders_by_name["timestamp"] = PG::TextDecoder::TimestampUtc + coders_by_name["timestamptz"] = PG::TextDecoder::TimestampWithTimeZone + end + known_coder_types = coders_by_name.keys.map { |n| quote(n) } - query = <<-SQL % known_coder_types.join(", ") + query = <<~SQL % known_coder_types.join(", ") SELECT t.oid, t.typname FROM pg_type as t WHERE t.typname IN (%s) @@ -841,6 +907,10 @@ module ActiveRecord map = PG::TypeMapByOid.new coders.each { |coder| map.add_coder(coder) } @connection.type_map_for_results = map + + # extract timestamp decoder for use in update_typemap_for_default_timezone + @timestamp_decoder = coders.find { |coder| coder.name == "timestamp" } + update_typemap_for_default_timezone end def construct_coder(row, coder_class) diff --git a/activerecord/lib/active_record/connection_adapters/schema_cache.rb b/activerecord/lib/active_record/connection_adapters/schema_cache.rb index c29cf1f9a1..07453b4403 100644 --- a/activerecord/lib/active_record/connection_adapters/schema_cache.rb +++ b/activerecord/lib/active_record/connection_adapters/schema_cache.rb @@ -13,6 +13,7 @@ module ActiveRecord @columns_hash = {} @primary_keys = {} @data_sources = {} + @indexes = {} end def initialize_dup(other) @@ -21,22 +22,25 @@ module ActiveRecord @columns_hash = @columns_hash.dup @primary_keys = @primary_keys.dup @data_sources = @data_sources.dup + @indexes = @indexes.dup end def encode_with(coder) - coder["columns"] = @columns + coder["columns"] = @columns coder["columns_hash"] = @columns_hash coder["primary_keys"] = @primary_keys coder["data_sources"] = @data_sources - coder["version"] = connection.migration_context.current_version + coder["indexes"] = @indexes + coder["version"] = connection.migration_context.current_version end def init_with(coder) - @columns = coder["columns"] + @columns = coder["columns"] @columns_hash = coder["columns_hash"] @primary_keys = coder["primary_keys"] @data_sources = coder["data_sources"] - @version = coder["version"] + @indexes = coder["indexes"] || {} + @version = coder["version"] end def primary_keys(table_name) @@ -57,6 +61,7 @@ module ActiveRecord primary_keys(table_name) columns(table_name) columns_hash(table_name) + indexes(table_name) end end @@ -77,17 +82,27 @@ module ActiveRecord }] end + # Checks whether the columns hash is already cached for a table. + def columns_hash?(table_name) + @columns_hash.key?(table_name) + end + + def indexes(table_name) + @indexes[table_name] ||= connection.indexes(table_name) + end + # Clears out internal caches def clear! @columns.clear @columns_hash.clear @primary_keys.clear @data_sources.clear + @indexes.clear @version = nil end def size - [@columns, @columns_hash, @primary_keys, @data_sources].map(&:size).inject :+ + [@columns, @columns_hash, @primary_keys, @data_sources].sum(&:size) end # Clear out internal caches for the data source +name+. @@ -96,20 +111,21 @@ module ActiveRecord @columns_hash.delete name @primary_keys.delete name @data_sources.delete name + @indexes.delete name end def marshal_dump # if we get current version during initialization, it happens stack over flow. @version = connection.migration_context.current_version - [@version, @columns, @columns_hash, @primary_keys, @data_sources] + [@version, @columns, @columns_hash, @primary_keys, @data_sources, @indexes] end def marshal_load(array) - @version, @columns, @columns_hash, @primary_keys, @data_sources = array + @version, @columns, @columns_hash, @primary_keys, @data_sources, @indexes = array + @indexes = @indexes || {} end private - def prepare_data_sources connection.data_sources.each { |source| @data_sources[source] = true } end diff --git a/activerecord/lib/active_record/connection_adapters/sqlite3/database_statements.rb b/activerecord/lib/active_record/connection_adapters/sqlite3/database_statements.rb new file mode 100644 index 0000000000..84dcae49b9 --- /dev/null +++ b/activerecord/lib/active_record/connection_adapters/sqlite3/database_statements.rb @@ -0,0 +1,38 @@ +# frozen_string_literal: true + +module ActiveRecord + module ConnectionAdapters + module SQLite3 + module DatabaseStatements + private + def execute_batch(sql, name = nil) + if preventing_writes? && write_query?(sql) + raise ActiveRecord::ReadOnlyError, "Write query attempted while in readonly mode: #{sql}" + end + + materialize_transactions + + log(sql, name) do + ActiveSupport::Dependencies.interlock.permit_concurrent_loads do + @connection.execute_batch(sql) + end + end + end + + def build_fixture_statements(fixture_set) + fixture_set.flat_map do |table_name, fixtures| + next if fixtures.empty? + fixtures.map { |fixture| build_fixture_sql([fixture], table_name) } + end.compact + end + + def build_truncate_statements(*table_names) + truncate_tables = table_names.map do |table_name| + "DELETE FROM #{quote_table_name(table_name)}" + end + combine_multi_statements(truncate_tables) + end + end + end + end +end diff --git a/activerecord/lib/active_record/connection_adapters/sqlite3/quoting.rb b/activerecord/lib/active_record/connection_adapters/sqlite3/quoting.rb index b2dcdb5373..cb9d32a577 100644 --- a/activerecord/lib/active_record/connection_adapters/sqlite3/quoting.rb +++ b/activerecord/lib/active_record/connection_adapters/sqlite3/quoting.rb @@ -12,6 +12,10 @@ module ActiveRecord quote_column_name(attr) end + def quote_table_name(name) + @quoted_table_names[name] ||= super.gsub(".", "\".\"").freeze + end + def quote_column_name(name) @quoted_column_names[name] ||= %Q("#{super.gsub('"', '""')}") end @@ -26,19 +30,19 @@ module ActiveRecord end def quoted_true - ActiveRecord::ConnectionAdapters::SQLite3Adapter.represent_boolean_as_integer ? "1" : "'t'" + "1" end def unquoted_true - ActiveRecord::ConnectionAdapters::SQLite3Adapter.represent_boolean_as_integer ? 1 : "t" + 1 end def quoted_false - ActiveRecord::ConnectionAdapters::SQLite3Adapter.represent_boolean_as_integer ? "0" : "'f'" + "0" end def unquoted_false - ActiveRecord::ConnectionAdapters::SQLite3Adapter.represent_boolean_as_integer ? 0 : "f" + 0 end private diff --git a/activerecord/lib/active_record/connection_adapters/sqlite3/schema_statements.rb b/activerecord/lib/active_record/connection_adapters/sqlite3/schema_statements.rb index 48277f0ae2..e64e995e1a 100644 --- a/activerecord/lib/active_record/connection_adapters/sqlite3/schema_statements.rb +++ b/activerecord/lib/active_record/connection_adapters/sqlite3/schema_statements.rb @@ -11,7 +11,7 @@ module ActiveRecord # See https://www.sqlite.org/fileformat2.html#intschema next if row["name"].starts_with?("sqlite_") - index_sql = query_value(<<-SQL, "SCHEMA") + index_sql = query_value(<<~SQL, "SCHEMA") SELECT sql FROM sqlite_master WHERE name = #{quote(row['name'])} AND type = 'index' @@ -52,6 +52,32 @@ module ActiveRecord end.compact end + def add_foreign_key(from_table, to_table, **options) + alter_table(from_table) do |definition| + to_table = strip_table_name_prefix_and_suffix(to_table) + definition.foreign_key(to_table, options) + end + end + + def remove_foreign_key(from_table, to_table = nil, **options) + to_table ||= options[:to_table] + options = options.except(:name, :to_table) + foreign_keys = foreign_keys(from_table) + + fkey = foreign_keys.detect do |fk| + table = to_table || begin + table = options[:column].to_s.delete_suffix("_id") + Base.pluralize_table_names ? table.pluralize : table + end + table = strip_table_name_prefix_and_suffix(table) + fk_to_table = strip_table_name_prefix_and_suffix(fk.to_table) + fk_to_table == table && options.all? { |k, v| fk.options[k].to_s == v.to_s } + end || raise(ArgumentError, "Table '#{from_table}' has no foreign key for #{to_table || options}") + + foreign_keys.delete(fkey) + alter_table(from_table, foreign_keys) + end + def create_schema_dumper(options) SQLite3::SchemaDumper.create(self, options) end @@ -62,7 +88,7 @@ module ActiveRecord end def create_table_definition(*args) - SQLite3::TableDefinition.new(*args) + SQLite3::TableDefinition.new(self, *args) end def new_column_from_field(table_name, field) diff --git a/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb b/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb index e0355a316b..ff23a525b9 100644 --- a/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb @@ -4,12 +4,13 @@ require "active_record/connection_adapters/abstract_adapter" require "active_record/connection_adapters/statement_pool" require "active_record/connection_adapters/sqlite3/explain_pretty_printer" require "active_record/connection_adapters/sqlite3/quoting" +require "active_record/connection_adapters/sqlite3/database_statements" require "active_record/connection_adapters/sqlite3/schema_creation" require "active_record/connection_adapters/sqlite3/schema_definitions" require "active_record/connection_adapters/sqlite3/schema_dumper" require "active_record/connection_adapters/sqlite3/schema_statements" -gem "sqlite3", "~> 1.3.6" +gem "sqlite3", "~> 1.3", ">= 1.3.6" require "sqlite3" module ActiveRecord @@ -36,8 +37,6 @@ module ActiveRecord config.merge(results_as_hash: true) ) - db.busy_timeout(ConnectionAdapters::SQLite3Adapter.type_cast_config_to_integer(config[:timeout])) if config[:timeout] - ConnectionAdapters::SQLite3Adapter.new(db, logger, nil, config) rescue Errno::ENOENT => error if error.message.include?("No such file or directory") @@ -60,6 +59,7 @@ module ActiveRecord include SQLite3::Quoting include SQLite3::SchemaStatements + include SQLite3::DatabaseStatements NATIVE_DATABASE_TYPES = { primary_key: "integer PRIMARY KEY AUTOINCREMENT NOT NULL", @@ -76,22 +76,15 @@ module ActiveRecord json: { name: "json" }, } - ## - # :singleton-method: - # Indicates whether boolean values are stored in sqlite3 databases as 1 - # and 0 or 't' and 'f'. Leaving <tt>ActiveRecord::ConnectionAdapters::SQLite3Adapter.represent_boolean_as_integer</tt> - # set to false is deprecated. SQLite databases have used 't' and 'f' to - # serialize boolean values and must have old data converted to 1 and 0 - # (its native boolean serialization) before setting this flag to true. - # Conversion can be accomplished by setting up a rake task which runs - # - # ExampleModel.where("boolean_column = 't'").update_all(boolean_column: 1) - # ExampleModel.where("boolean_column = 'f'").update_all(boolean_column: 0) - # for all models and all boolean columns, after which the flag must be set - # to true by adding the following to your <tt>application.rb</tt> file: - # - # Rails.application.config.active_record.sqlite3.represent_boolean_as_integer = true - class_attribute :represent_boolean_as_integer, default: false + def self.represent_boolean_as_integer=(value) # :nodoc: + if value == false + raise "`.represent_boolean_as_integer=` is now always true, so make sure your application can work with it and remove this settings." + end + + ActiveSupport::Deprecation.warn( + "`.represent_boolean_as_integer=` is now always true, so setting this is deprecated and will be removed in Rails 6.1." + ) + end class StatementPool < ConnectionAdapters::StatementPool # :nodoc: private @@ -102,9 +95,6 @@ module ActiveRecord def initialize(connection, logger, connection_options, config) super(connection, logger, config) - - @active = true - @statements = StatementPool.new(self.class.type_cast_config_to_integer(config[:statement_limit])) configure_connection end @@ -128,7 +118,7 @@ module ActiveRecord true end - def supports_foreign_keys_in_create? + def supports_foreign_keys? true end @@ -144,23 +134,29 @@ module ActiveRecord true end + def supports_insert_on_conflict? + sqlite_version >= "3.24.0" + end + alias supports_insert_on_duplicate_skip? supports_insert_on_conflict? + alias supports_insert_on_duplicate_update? supports_insert_on_conflict? + alias supports_insert_conflict_target? supports_insert_on_conflict? + def active? - @active + !@connection.closed? + end + + def reconnect! + super + connect if @connection.closed? end # Disconnects from the database if already connected. Otherwise, this # method does nothing. def disconnect! super - @active = false @connection.close rescue nil end - # Clears the prepared statements cache. - def clear_cache! - @statements.clear - end - def supports_index_sort_order? true end @@ -209,12 +205,23 @@ module ActiveRecord # DATABASE STATEMENTS ====================================== #++ + READ_QUERY = ActiveRecord::ConnectionAdapters::AbstractAdapter.build_read_query_regexp(:begin, :commit, :explain, :select, :pragma, :release, :savepoint, :rollback) # :nodoc: + private_constant :READ_QUERY + + def write_query?(sql) # :nodoc: + !READ_QUERY.match?(sql) + end + def explain(arel, binds = []) sql = "EXPLAIN QUERY PLAN #{to_sql(arel, binds)}" SQLite3::ExplainPrettyPrinter.new.pp(exec_query(sql, "EXPLAIN", [])) end def exec_query(sql, name = nil, binds = [], prepare: false) + if preventing_writes? && write_query?(sql) + raise ActiveRecord::ReadOnlyError, "Write query attempted while in readonly mode: #{sql}" + end + materialize_transactions type_casted_binds = type_casted_binds(binds) @@ -257,6 +264,10 @@ module ActiveRecord end def execute(sql, name = nil) #:nodoc: + if preventing_writes? && write_query?(sql) + raise ActiveRecord::ReadOnlyError, "Write query attempted while in readonly mode: #{sql}" + end + materialize_transactions log(sql, name) do @@ -299,11 +310,6 @@ module ActiveRecord rename_table_indexes(table_name, new_name) end - def valid_alter_table_type?(type, options = {}) - !invalid_alter_table_type?(type, options) - end - deprecate :valid_alter_table_type? - def add_column(table_name, column_name, type, options = {}) #:nodoc: if invalid_alter_table_type?(type, options) alter_table(table_name) do |definition| @@ -317,6 +323,9 @@ module ActiveRecord def remove_column(table_name, column_name, type = nil, options = {}) #:nodoc: alter_table(table_name) do |definition| definition.remove_column column_name + definition.foreign_keys.delete_if do |_, fk_options| + fk_options[:column] == column_name.to_s + end end end @@ -375,27 +384,26 @@ module ActiveRecord end end - def insert_fixtures(rows, table_name) - ActiveSupport::Deprecation.warn(<<-MSG.squish) - `insert_fixtures` is deprecated and will be removed in the next version of Rails. - Consider using `insert_fixtures_set` for performance improvement. - MSG - insert_fixtures_set(table_name => rows) - end - - def insert_fixtures_set(fixture_set, tables_to_delete = []) - disable_referential_integrity do - transaction(requires_new: true) do - tables_to_delete.each { |table| delete "DELETE FROM #{quote_table_name(table)}", "Fixture Delete" } + def build_insert_sql(insert) # :nodoc: + sql = +"INSERT #{insert.into} #{insert.values_list}" - fixture_set.each do |table_name, rows| - rows.each { |row| insert_fixture(row, table_name) } - end - end + if insert.skip_duplicates? + sql << " ON CONFLICT #{insert.conflict_target} DO NOTHING" + elsif insert.update_duplicates? + sql << " ON CONFLICT #{insert.conflict_target} DO UPDATE SET " + sql << insert.updatable_columns.map { |column| "#{column}=excluded.#{column}" }.join(",") end + + sql end private + # See https://www.sqlite.org/limits.html, + # the default value is 999 when not configured. + def bind_params_length + 999 + end + def check_version if sqlite_version < "3.8.0" raise "Your version of SQLite (#{sqlite_version}) is too old. Active Record supports SQLite >= 3.8." @@ -420,9 +428,8 @@ module ActiveRecord type.to_sym == :primary_key || options[:primary_key] end - def alter_table(table_name, options = {}) + def alter_table(table_name, foreign_keys = foreign_keys(table_name), **options) altered_table_name = "a#{table_name}" - foreign_keys = foreign_keys(table_name) caller = lambda do |definition| rename = options[:rename] || {} @@ -430,7 +437,8 @@ module ActiveRecord if column = rename[fk.options[:column]] fk.options[:column] = column end - definition.foreign_key(fk.to_table, fk.options) + to_table = strip_table_name_prefix_and_suffix(fk.to_table) + definition.foreign_key(to_table, fk.options) end yield definition if block_given? @@ -523,18 +531,18 @@ module ActiveRecord @sqlite_version ||= SQLite3Adapter::Version.new(query_value("SELECT sqlite_version(*)")) end - def translate_exception(exception, message) + def translate_exception(exception, message:, sql:, binds:) case exception.message # SQLite 3.8.2 returns a newly formatted error message: # UNIQUE constraint failed: *table_name*.*column_name* # Older versions of SQLite return: # column *column_name* is not unique when /column(s)? .* (is|are) not unique/, /UNIQUE constraint failed: .*/ - RecordNotUnique.new(message) + RecordNotUnique.new(message, sql: sql, binds: binds) when /.* may not be NULL/, /NOT NULL constraint failed: .*/ - NotNullViolation.new(message) + NotNullViolation.new(message, sql: sql, binds: binds) when /FOREIGN KEY constraint failed/i - InvalidForeignKey.new(message) + InvalidForeignKey.new(message, sql: sql, binds: binds) else super end @@ -544,7 +552,7 @@ module ActiveRecord def table_structure_with_collation(table_name, basic_structure) collation_hash = {} - sql = <<-SQL + sql = <<~SQL SELECT sql FROM (SELECT * FROM sqlite_master UNION ALL SELECT * FROM sqlite_temp_master) @@ -585,7 +593,21 @@ module ActiveRecord Arel::Visitors::SQLite.new(self) end + def build_statement_pool + StatementPool.new(self.class.type_cast_config_to_integer(@config[:statement_limit])) + end + + def connect + @connection = ::SQLite3::Database.new( + @config[:database].to_s, + @config.merge(results_as_hash: true) + ) + configure_connection + end + def configure_connection + @connection.busy_timeout(self.class.type_cast_config_to_integer(@config[:timeout])) if @config[:timeout] + execute("PRAGMA foreign_keys = ON", "SCHEMA") end diff --git a/activerecord/lib/active_record/connection_handling.rb b/activerecord/lib/active_record/connection_handling.rb index 777cb8a402..53069cd899 100644 --- a/activerecord/lib/active_record/connection_handling.rb +++ b/activerecord/lib/active_record/connection_handling.rb @@ -107,7 +107,7 @@ module ActiveRecord # end def connected_to(database: nil, role: nil, &blk) if database && role - raise ArgumentError, "connected_to can only accept a database or role argument, but not both arguments." + raise ArgumentError, "connected_to can only accept a `database` or a `role` argument, but not both arguments." elsif database if database.is_a?(Hash) role, database = database.first @@ -130,6 +130,29 @@ module ActiveRecord end end + # Returns true if role is the current connected role. + # + # ActiveRecord::Base.connected_to(role: :writing) do + # ActiveRecord::Base.connected_to?(role: :writing) #=> true + # ActiveRecord::Base.connected_to?(role: :reading) #=> false + # end + def connected_to?(role:) + current_role == role.to_sym + end + + # Returns the symbol representing the current connected role. + # + # ActiveRecord::Base.connected_to(role: :writing) do + # ActiveRecord::Base.current_role #=> :writing + # end + # + # ActiveRecord::Base.connected_to(role: :reading) do + # ActiveRecord::Base.current_role #=> :reading + # end + def current_role + connection_handlers.key(connection_handler) + end + def lookup_connection_handler(handler_key) # :nodoc: connection_handlers[handler_key] ||= ActiveRecord::ConnectionAdapters::ConnectionHandler.new end @@ -153,6 +176,15 @@ module ActiveRecord config_hash end + # Clears the query cache for all connections associated with the current thread. + def clear_query_caches_for_current_thread + ActiveRecord::Base.connection_handlers.each_value do |handler| + handler.connection_pool_list.each do |pool| + pool.connection.clear_query_cache if pool.active_connection? + end + end + end + # Returns the connection currently associated with the class. This can # also be used to "borrow" the connection to do database work unrelated # to any of the specific Active Records. diff --git a/activerecord/lib/active_record/core.rb b/activerecord/lib/active_record/core.rb index 50f3087c51..eb4b48bc37 100644 --- a/activerecord/lib/active_record/core.rb +++ b/activerecord/lib/active_record/core.rb @@ -101,6 +101,7 @@ module ActiveRecord # environment where dumping schema is rarely needed. mattr_accessor :dump_schema_after_migration, instance_writer: false, default: true + mattr_accessor :database_selector, instance_writer: false ## # :singleton-method: # Specifies which database schemas to dump when calling db:structure:dump. @@ -124,20 +125,23 @@ module ActiveRecord mattr_accessor :connection_handlers, instance_accessor: false, default: {} + mattr_accessor :writing_role, instance_accessor: false, default: :writing + + mattr_accessor :reading_role, instance_accessor: false, default: :reading + class_attribute :default_connection_handler, instance_writer: false self.filter_attributes = [] def self.connection_handler - ActiveRecord::RuntimeRegistry.connection_handler || default_connection_handler + Thread.current.thread_variable_get("ar_connection_handler") || default_connection_handler end def self.connection_handler=(handler) - ActiveRecord::RuntimeRegistry.connection_handler = handler + Thread.current.thread_variable_set("ar_connection_handler", handler) end self.default_connection_handler = ConnectionAdapters::ConnectionHandler.new - self.connection_handlers = { writing: ActiveRecord::Base.default_connection_handler } end module ClassMethods @@ -157,7 +161,7 @@ module ActiveRecord return super if block_given? || primary_key.nil? || scope_attributes? || - columns_hash.include?(inheritance_column) + columns_hash.key?(inheritance_column) && !base_class? id = ids.first @@ -169,19 +173,17 @@ module ActiveRecord where(key => params.bind).limit(1) } - record = statement.execute([id], connection).first + record = statement.execute([id], connection)&.first unless record raise RecordNotFound.new("Couldn't find #{name} with '#{primary_key}'=#{id}", name, primary_key, id) end record - rescue ::RangeError - 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: - return super if scope_attributes? || reflect_on_all_aggregations.any? + return super if scope_attributes? || reflect_on_all_aggregations.any? || + columns_hash.key?(inheritance_column) && !base_class? hash = args.first @@ -201,11 +203,9 @@ module ActiveRecord where(wheres).limit(1) } begin - statement.execute(hash.values, connection).first + statement.execute(hash.values, connection)&.first rescue TypeError raise ActiveRecord::StatementInvalid - rescue ::RangeError - nil end end @@ -282,6 +282,10 @@ module ActiveRecord TypeCaster::Map.new(self) end + def _internal? # :nodoc: + false + end + private def cached_find_by_statement(key, &block) @@ -350,9 +354,7 @@ module ActiveRecord # Initialize an empty model object from +attributes+. # +attributes+ should be an attributes object, and unlike the # `initialize` method, no assignment calls are made per attribute. - # - # :nodoc: - def init_with_attributes(attributes, new_record = false) + def init_with_attributes(attributes, new_record = false) # :nodoc: init_internals @new_record = new_record @@ -476,6 +478,14 @@ module ActiveRecord end end + def present? # :nodoc: + true + end + + def blank? # :nodoc: + false + end + # Returns +true+ if the record is read only. Records loaded through joins with piggy-back # attributes will be marked as read only since they cannot be saved. def readonly? diff --git a/activerecord/lib/active_record/database_configurations.rb b/activerecord/lib/active_record/database_configurations.rb index 30cb0a27e7..7431a1c759 100644 --- a/activerecord/lib/active_record/database_configurations.rb +++ b/activerecord/lib/active_record/database_configurations.rb @@ -17,22 +17,22 @@ module ActiveRecord end # Collects the configs for the environment and optionally the specification - # name passed in. To include replica configurations pass `include_replicas: true`. + # name passed in. To include replica configurations pass <tt>include_replicas: true</tt>. # # If a spec name is provided a single DatabaseConfig object will be # returned, otherwise an array of DatabaseConfig objects will be # returned that corresponds with the environment and type requested. # - # Options: + # ==== Options # - # <tt>env_name:</tt> The environment name. Defaults to nil which will collect - # configs for all environments. - # <tt>spec_name:</tt> The specification name (ie primary, animals, etc.). Defaults - # to +nil+. - # <tt>include_replicas:</tt> Determines whether to include replicas in - # the returned list. Most of the time we're only iterating over the write - # connection (i.e. migrations don't need to run for the write and read connection). - # Defaults to +false+. + # * <tt>env_name:</tt> The environment name. Defaults to +nil+ which will collect + # configs for all environments. + # * <tt>spec_name:</tt> The specification name (i.e. primary, animals, etc.). Defaults + # to +nil+. + # * <tt>include_replicas:</tt> Determines whether to include replicas in + # the returned list. Most of the time we're only iterating over the write + # connection (i.e. migrations don't need to run for the write and read connection). + # Defaults to +false+. def configs_for(env_name: nil, spec_name: nil, include_replicas: false) configs = env_with_configs(env_name) @@ -53,7 +53,7 @@ module ActiveRecord # Returns the config hash that corresponds with the environment # - # If the application has multiple databases `default_hash` will + # If the application has multiple databases +default_hash+ will # return the first config hash for the environment. # # { database: "my_db", adapter: "mysql2" } @@ -65,7 +65,7 @@ module ActiveRecord # Returns a single DatabaseConfig object based on the requested environment. # - # If the application has multiple databases `find_db_config` will return + # If the application has multiple databases +find_db_config+ will return # the first DatabaseConfig for the environment. def find_db_config(env) configurations.find do |db_config| @@ -102,10 +102,11 @@ module ActiveRecord def build_configs(configs) return configs.configurations if configs.is_a?(DatabaseConfigurations) + return configs if configs.is_a?(Array) build_db_config = configs.each_pair.flat_map do |env_name, config| walk_configs(env_name.to_s, "primary", config) - end.compact + end.flatten.compact if url = ENV["DATABASE_URL"] build_url_config(url, build_db_config) @@ -124,21 +125,21 @@ module ActiveRecord end def build_db_config_from_string(env_name, spec_name, config) - begin - url = config - uri = URI.parse(url) - if uri.try(:scheme) - ActiveRecord::DatabaseConfigurations::UrlConfig.new(env_name, spec_name, url) - end - rescue URI::InvalidURIError - ActiveRecord::DatabaseConfigurations::HashConfig.new(env_name, spec_name, config) + url = config + uri = URI.parse(url) + if uri.try(:scheme) + ActiveRecord::DatabaseConfigurations::UrlConfig.new(env_name, spec_name, url) end + rescue URI::InvalidURIError + ActiveRecord::DatabaseConfigurations::HashConfig.new(env_name, spec_name, config) end def build_db_config_from_hash(env_name, spec_name, config) - if url = config["url"] + if config.has_key?("url") + url = config["url"] config_without_url = config.dup config_without_url.delete "url" + ActiveRecord::DatabaseConfigurations::UrlConfig.new(env_name, spec_name, url, config_without_url) elsif config["database"] || (config.size == 1 && config.values.all? { |v| v.is_a? String }) ActiveRecord::DatabaseConfigurations::HashConfig.new(env_name, spec_name, config) @@ -157,7 +158,7 @@ module ActiveRecord configs else configs.map do |config| - ActiveRecord::DatabaseConfigurations::UrlConfig.new(env, config.spec_name, url, config.config) + ActiveRecord::DatabaseConfigurations::UrlConfig.new(config.env_name, config.spec_name, url, config.config) end end else @@ -166,21 +167,38 @@ module ActiveRecord end def method_missing(method, *args, &blk) - if Hash.method_defined?(method) - ActiveSupport::Deprecation.warn \ - "Returning a hash from ActiveRecord::Base.configurations is deprecated. Therefore calling `#{method}` on the hash is also deprecated. Please switch to using the `configs_for` method instead to collect and iterate over database configurations." - end - case method when :each, :first + throw_getter_deprecation(method) configurations.send(method, *args, &blk) when :fetch + throw_getter_deprecation(method) configs_for(env_name: args.first) when :values + throw_getter_deprecation(method) configurations.map(&:config) + when :[]= + throw_setter_deprecation(method) + + env_name = args[0] + config = args[1] + + remaining_configs = configurations.reject { |db_config| db_config.env_name == env_name } + new_config = build_configs(env_name => config) + new_configs = remaining_configs + new_config + + ActiveRecord::Base.configurations = new_configs else - super + raise NotImplementedError, "`ActiveRecord::Base.configurations` in Rails 6 now returns an object instead of a hash. The `#{method}` method is not supported. Please use `configs_for` or consult the documentation for supported methods." end end + + def throw_setter_deprecation(method) + ActiveSupport::Deprecation.warn("Setting `ActiveRecord::Base.configurations` with `#{method}` is deprecated. Use `ActiveRecord::Base.configurations=` directly to set the configurations instead.") + end + + def throw_getter_deprecation(method) + ActiveSupport::Deprecation.warn("`ActiveRecord::Base.configurations` no longer returns a hash. Methods that act on the hash like `#{method}` are deprecated and will be removed in Rails 6.1. Use the `configs_for` method to collect and iterate over the database configurations.") + end end end diff --git a/activerecord/lib/active_record/database_configurations/hash_config.rb b/activerecord/lib/active_record/database_configurations/hash_config.rb index c176a62458..e31ff09391 100644 --- a/activerecord/lib/active_record/database_configurations/hash_config.rb +++ b/activerecord/lib/active_record/database_configurations/hash_config.rb @@ -14,16 +14,16 @@ module ActiveRecord # #<ActiveRecord::DatabaseConfigurations::HashConfig:0x00007fd1acbded10 # @env_name="development", @spec_name="primary", @config={"database"=>"db_name"}> # - # Options are: + # ==== Options # - # <tt>:env_name</tt> - The Rails environment, ie "development" - # <tt>:spec_name</tt> - The specification name. In a standard two-tier - # database configuration this will default to "primary". In a multiple - # database three-tier database configuration this corresponds to the name - # used in the second tier, for example "primary_readonly". - # <tt>:config</tt> - The config hash. This is the hash that contains the - # database adapter, name, and other important information for database - # connections. + # * <tt>:env_name</tt> - The Rails environment, i.e. "development". + # * <tt>:spec_name</tt> - The specification name. In a standard two-tier + # database configuration this will default to "primary". In a multiple + # database three-tier database configuration this corresponds to the name + # used in the second tier, for example "primary_readonly". + # * <tt>:config</tt> - The config hash. This is the hash that contains the + # database adapter, name, and other important information for database + # connections. class HashConfig < DatabaseConfig attr_reader :config @@ -33,14 +33,14 @@ module ActiveRecord end # Determines whether a database configuration is for a replica / readonly - # connection. If the `replica` key is present in the config, `replica?` will + # connection. If the +replica+ key is present in the config, +replica?+ will # return +true+. def replica? config["replica"] end # The migrations paths for a database configuration. If the - # `migrations_paths` key is present in the config, `migrations_paths` + # +migrations_paths+ key is present in the config, +migrations_paths+ # will return its value. def migrations_paths config["migrations_paths"] diff --git a/activerecord/lib/active_record/database_configurations/url_config.rb b/activerecord/lib/active_record/database_configurations/url_config.rb index 81917fc4c1..e2d30ae416 100644 --- a/activerecord/lib/active_record/database_configurations/url_config.rb +++ b/activerecord/lib/active_record/database_configurations/url_config.rb @@ -17,17 +17,17 @@ module ActiveRecord # @config={"adapter"=>"postgresql", "database"=>"foo", "host"=>"localhost"}, # @url="postgres://localhost/foo"> # - # Options are: + # ==== Options # - # <tt>:env_name</tt> - The Rails environment, ie "development" - # <tt>:spec_name</tt> - The specification name. In a standard two-tier - # database configuration this will default to "primary". In a multiple - # database three-tier database configuration this corresponds to the name - # used in the second tier, for example "primary_readonly". - # <tt>:url</tt> - The database URL. - # <tt>:config</tt> - The config hash. This is the hash that contains the - # database adapter, name, and other important information for database - # connections. + # * <tt>:env_name</tt> - The Rails environment, ie "development". + # * <tt>:spec_name</tt> - The specification name. In a standard two-tier + # database configuration this will default to "primary". In a multiple + # database three-tier database configuration this corresponds to the name + # used in the second tier, for example "primary_readonly". + # * <tt>:url</tt> - The database URL. + # * <tt>:config</tt> - The config hash. This is the hash that contains the + # database adapter, name, and other important information for database + # connections. class UrlConfig < DatabaseConfig attr_reader :url, :config @@ -42,26 +42,31 @@ module ActiveRecord end # Determines whether a database configuration is for a replica / readonly - # connection. If the `replica` key is present in the config, `replica?` will + # connection. If the +replica+ key is present in the config, +replica?+ will # return +true+. def replica? config["replica"] end # The migrations paths for a database configuration. If the - # `migrations_paths` key is present in the config, `migrations_paths` + # +migrations_paths+ key is present in the config, +migrations_paths+ # will return its value. def migrations_paths config["migrations_paths"] end private - def build_config(original_config, url) - if /^jdbc:/.match?(url) - hash = { "url" => url } + + def build_url_hash(url) + if url.nil? || /^jdbc:/.match?(url) + { "url" => url } else - hash = ActiveRecord::ConnectionAdapters::ConnectionSpecification::ConnectionUrlResolver.new(url).to_hash + ActiveRecord::ConnectionAdapters::ConnectionSpecification::ConnectionUrlResolver.new(url).to_hash end + end + + def build_config(original_config, url) + hash = build_url_hash(url) if original_config[env_name] original_config[env_name].merge(hash) diff --git a/activerecord/lib/active_record/enum.rb b/activerecord/lib/active_record/enum.rb index 3a600835e1..8077630aeb 100644 --- a/activerecord/lib/active_record/enum.rb +++ b/activerecord/lib/active_record/enum.rb @@ -31,7 +31,9 @@ module ActiveRecord # as well. With the above example: # # Conversation.active + # Conversation.not_active # Conversation.archived + # Conversation.not_archived # # Of course, you can also query them directly if the scopes don't fit your # needs: @@ -149,6 +151,7 @@ module ActiveRecord klass = self enum_prefix = definitions.delete(:_prefix) enum_suffix = definitions.delete(:_suffix) + enum_scopes = definitions.delete(:_scopes) definitions.each do |name, values| assert_valid_enum_definition_values(values) # statuses = { } @@ -157,7 +160,7 @@ module ActiveRecord # def self.statuses() statuses end detect_enum_conflict!(name, name.pluralize, true) - singleton_class.send(:define_method, name.pluralize) { enum_values } + singleton_class.define_method(name.pluralize) { enum_values } defined_enums[name] = enum_values detect_enum_conflict!(name, name) @@ -195,10 +198,17 @@ module ActiveRecord define_method("#{value_method_name}!") { update!(attr => value) } # scope :active, -> { where(status: 0) } - klass.send(:detect_enum_conflict!, name, value_method_name, true) - klass.scope value_method_name, -> { where(attr => value) } + # scope :not_active, -> { where.not(status: 0) } + if enum_scopes != false + klass.send(:detect_enum_conflict!, name, value_method_name, true) + klass.scope value_method_name, -> { where(attr => value) } + + klass.send(:detect_enum_conflict!, name, "not_#{value_method_name}", true) + klass.scope "not_#{value_method_name}", -> { where.not(attr => value) } + end end end + enum_values.freeze end end diff --git a/activerecord/lib/active_record/errors.rb b/activerecord/lib/active_record/errors.rb index f61bc7b9e8..60cf9818c1 100644 --- a/activerecord/lib/active_record/errors.rb +++ b/activerecord/lib/active_record/errors.rb @@ -49,6 +49,10 @@ module ActiveRecord class ConnectionNotEstablished < ActiveRecordError end + # Raised when a write to the database is attempted on a read only connection. + class ReadOnlyError < ActiveRecordError + end + # Raised when Active Record cannot find a record by given id or set of ids. class RecordNotFound < ActiveRecordError attr_reader :model, :primary_key, :id @@ -64,7 +68,7 @@ module ActiveRecord # 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. + # methods when a record is invalid and cannot be saved. class RecordNotSaved < ActiveRecordError attr_reader :record @@ -97,9 +101,13 @@ module ActiveRecord # # Wraps the underlying database error as +cause+. class StatementInvalid < ActiveRecordError - def initialize(message = nil) + def initialize(message = nil, sql: nil, binds: nil) super(message || $!.try(:message)) + @sql = sql + @binds = binds end + + attr_reader :sql, :binds end # Defunct wrapper class kept for compatibility. @@ -118,16 +126,26 @@ module ActiveRecord # Raised when a foreign key constraint cannot be added because the column type does not match the referenced column type. class MismatchedForeignKey < StatementInvalid - def initialize(adapter = nil, message: nil, table: nil, foreign_key: nil, target_table: nil, primary_key: nil) - @adapter = adapter + def initialize( + message: nil, + sql: nil, + binds: nil, + table: nil, + foreign_key: nil, + target_table: nil, + primary_key: nil, + primary_key_column: nil + ) if table - msg = +<<~EOM - Column `#{foreign_key}` on table `#{table}` has a type of `#{column_type(table, foreign_key)}`. - This does not match column `#{primary_key}` on `#{target_table}`, which has type `#{column_type(target_table, primary_key)}`. - To resolve this issue, change the type of the `#{foreign_key}` column on `#{table}` to be :integer. (For example `t.integer #{foreign_key}`). + type = primary_key_column.bigint? ? :bigint : primary_key_column.type + msg = <<~EOM.squish + Column `#{foreign_key}` on table `#{table}` does not match column `#{primary_key}` on `#{target_table}`, + which has type `#{primary_key_column.sql_type}`. + To resolve this issue, change the type of the `#{foreign_key}` column on `#{table}` to be :#{type}. + (For example `t.#{type} :#{foreign_key}`). EOM else - msg = +<<~EOM + msg = <<~EOM.squish There is a mismatch between the foreign key and primary key column types. Verify that the foreign key column type and the primary key of the associated table match types. EOM @@ -135,13 +153,8 @@ module ActiveRecord if message msg << "\nOriginal message: #{message}" end - super(msg) + super(msg, sql: sql, binds: binds) end - - private - def column_type(table, column) - @adapter.columns(table).detect { |c| c.name == column }.sql_type - end end # Raised when a record cannot be inserted or updated because it would violate a not null constraint. diff --git a/activerecord/lib/active_record/fixtures.rb b/activerecord/lib/active_record/fixtures.rb index 1248ed00c5..327121a2a2 100644 --- a/activerecord/lib/active_record/fixtures.rb +++ b/activerecord/lib/active_record/fixtures.rb @@ -519,11 +519,9 @@ module ActiveRecord def instantiate_fixtures(object, fixture_set, load_instances = true) return unless load_instances fixture_set.each do |fixture_name, fixture| - begin - object.instance_variable_set "@#{fixture_name}", fixture.find - rescue FixtureClassNotFound - nil - end + object.instance_variable_set "@#{fixture_name}", fixture.find + rescue FixtureClassNotFound + nil end end @@ -573,49 +571,49 @@ module ActiveRecord private - def read_and_insert(fixtures_directory, fixture_files, class_names, connection) # :nodoc: - fixtures_map = {} - fixture_sets = fixture_files.map do |fixture_set_name| - klass = class_names[fixture_set_name] - fixtures_map[fixture_set_name] = new( # ActiveRecord::FixtureSet.new - nil, - fixture_set_name, - klass, - ::File.join(fixtures_directory, fixture_set_name) - ) - end - update_all_loaded_fixtures(fixtures_map) - - insert(fixture_sets, connection) + def read_and_insert(fixtures_directory, fixture_files, class_names, connection) # :nodoc: + fixtures_map = {} + fixture_sets = fixture_files.map do |fixture_set_name| + klass = class_names[fixture_set_name] + fixtures_map[fixture_set_name] = new( # ActiveRecord::FixtureSet.new + nil, + fixture_set_name, + klass, + ::File.join(fixtures_directory, fixture_set_name) + ) + end + update_all_loaded_fixtures(fixtures_map) - fixtures_map - end + insert(fixture_sets, connection) - def insert(fixture_sets, connection) # :nodoc: - fixture_sets_by_connection = fixture_sets.group_by do |fixture_set| - fixture_set.model_class&.connection || connection + fixtures_map end - fixture_sets_by_connection.each do |conn, set| - table_rows_for_connection = Hash.new { |h, k| h[k] = [] } + def insert(fixture_sets, connection) # :nodoc: + fixture_sets_by_connection = fixture_sets.group_by do |fixture_set| + fixture_set.model_class&.connection || connection + end - set.each do |fixture_set| - fixture_set.table_rows.each do |table, rows| - table_rows_for_connection[table].unshift(*rows) + fixture_sets_by_connection.each do |conn, set| + table_rows_for_connection = Hash.new { |h, k| h[k] = [] } + + set.each do |fixture_set| + fixture_set.table_rows.each do |table, rows| + table_rows_for_connection[table].unshift(*rows) + end end - end - conn.insert_fixtures_set(table_rows_for_connection, table_rows_for_connection.keys) + conn.insert_fixtures_set(table_rows_for_connection, table_rows_for_connection.keys) - # Cap primary key sequences to max(pk). - if conn.respond_to?(:reset_pk_sequence!) - set.each { |fs| conn.reset_pk_sequence!(fs.table_name) } + # Cap primary key sequences to max(pk). + if conn.respond_to?(:reset_pk_sequence!) + set.each { |fs| conn.reset_pk_sequence!(fs.table_name) } + end end end - end - def update_all_loaded_fixtures(fixtures_map) # :nodoc: - all_loaded_fixtures.update(fixtures_map) - end + def update_all_loaded_fixtures(fixtures_map) # :nodoc: + all_loaded_fixtures.update(fixtures_map) + end end attr_reader :table_name, :name, :fixtures, :model_class, :config diff --git a/activerecord/lib/active_record/gem_version.rb b/activerecord/lib/active_record/gem_version.rb index 72035a986b..f77bc2e3c1 100644 --- a/activerecord/lib/active_record/gem_version.rb +++ b/activerecord/lib/active_record/gem_version.rb @@ -10,7 +10,7 @@ module ActiveRecord MAJOR = 6 MINOR = 0 TINY = 0 - PRE = "alpha" + PRE = "beta3" 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 138fd1cf53..9570bc6f86 100644 --- a/activerecord/lib/active_record/inheritance.rb +++ b/activerecord/lib/active_record/inheritance.rb @@ -249,7 +249,7 @@ module ActiveRecord sti_column = arel_attribute(inheritance_column, table) sti_names = ([self] + descendants).map(&:sti_name) - sti_column.in(sti_names) + predicate_builder.build(sti_column, sti_names) end # Detect the subclass from the inheritance column of attrs. If the inheritance column value diff --git a/activerecord/lib/active_record/insert_all.rb b/activerecord/lib/active_record/insert_all.rb new file mode 100644 index 0000000000..d30aee7c00 --- /dev/null +++ b/activerecord/lib/active_record/insert_all.rb @@ -0,0 +1,178 @@ +# frozen_string_literal: true + +module ActiveRecord + class InsertAll + attr_reader :model, :connection, :inserts, :keys + attr_reader :on_duplicate, :returning, :unique_by + + def initialize(model, inserts, on_duplicate:, returning: nil, unique_by: nil) + raise ArgumentError, "Empty list of attributes passed" if inserts.blank? + + @model, @connection, @inserts, @keys = model, model.connection, inserts, inserts.first.keys.map(&:to_s).to_set + @on_duplicate, @returning, @unique_by = on_duplicate, returning, unique_by + + @returning = (connection.supports_insert_returning? ? primary_keys : false) if @returning.nil? + @returning = false if @returning == [] + + @unique_by = find_unique_index_for(unique_by) if unique_by + @on_duplicate = :skip if @on_duplicate == :update && updatable_columns.empty? + + ensure_valid_options_for_connection! + end + + def execute + connection.exec_query to_sql, "Bulk Insert" + end + + def updatable_columns + keys - readonly_columns - unique_by_columns + end + + def primary_keys + Array(model.primary_key) + end + + + def skip_duplicates? + on_duplicate == :skip + end + + def update_duplicates? + on_duplicate == :update + end + + def map_key_with_value + inserts.map do |attributes| + attributes = attributes.stringify_keys + verify_attributes(attributes) + + keys.map do |key| + yield key, attributes[key] + end + end + end + + private + def find_unique_index_for(unique_by) + match = Array(unique_by).map(&:to_s) + + if index = unique_indexes.find { |i| match.include?(i.name) || i.columns == match } + index + else + raise ArgumentError, "No unique index found for #{unique_by}" + end + end + + def unique_indexes + connection.schema_cache.indexes(model.table_name).select(&:unique) + end + + + def ensure_valid_options_for_connection! + if returning && !connection.supports_insert_returning? + raise ArgumentError, "#{connection.class} does not support :returning" + end + + unless %i{ raise skip update }.member?(on_duplicate) + raise NotImplementedError, "#{on_duplicate.inspect} is an unknown value for :on_duplicate. Valid values are :raise, :skip, and :update" + end + + if on_duplicate == :skip && !connection.supports_insert_on_duplicate_skip? + raise ArgumentError, "#{connection.class} does not support skipping duplicates" + end + + if on_duplicate == :update && !connection.supports_insert_on_duplicate_update? + raise ArgumentError, "#{connection.class} does not support upsert" + end + + if unique_by && !connection.supports_insert_conflict_target? + raise ArgumentError, "#{connection.class} does not support :unique_by" + end + end + + + def to_sql + connection.build_insert_sql(ActiveRecord::InsertAll::Builder.new(self)) + end + + + def readonly_columns + primary_keys + model.readonly_attributes.to_a + end + + def unique_by_columns + Array(unique_by&.columns) + end + + + def verify_attributes(attributes) + if keys != attributes.keys.to_set + raise ArgumentError, "All objects being inserted must have the same keys" + end + end + + + class Builder + attr_reader :model + + delegate :skip_duplicates?, :update_duplicates?, to: :insert_all + + def initialize(insert_all) + @insert_all, @model, @connection = insert_all, insert_all.model, insert_all.connection + end + + def into + "INTO #{model.quoted_table_name}(#{columns_list})" + end + + def values_list + types = extract_types_from_columns_on(model.table_name, keys: insert_all.keys) + + values_list = insert_all.map_key_with_value do |key, value| + bind = Relation::QueryAttribute.new(key, value, types[key]) + connection.with_yaml_fallback(bind.value_for_database) + end + + Arel::InsertManager.new.create_values_list(values_list).to_sql + end + + def returning + quote_columns(insert_all.returning).join(",") if insert_all.returning + end + + def conflict_target + if index = insert_all.unique_by + sql = +"(#{quote_columns(index.columns).join(',')})" + sql << " WHERE #{index.where}" if index.where + sql + elsif update_duplicates? + "(#{quote_columns(insert_all.primary_keys).join(',')})" + end + end + + def updatable_columns + quote_columns(insert_all.updatable_columns) + end + + private + attr_reader :connection, :insert_all + + def columns_list + quote_columns(insert_all.keys).join(",") + end + + def extract_types_from_columns_on(table_name, keys:) + columns = connection.schema_cache.columns_hash(table_name) + + unknown_column = (keys - columns.keys).first + raise UnknownAttributeError.new(model.new, unknown_column) if unknown_column + + keys.map { |key| [ key, connection.lookup_cast_type_from_column(columns[key]) ] }.to_h + end + + def quote_columns(columns) + columns.map(&connection.method(:quote_column_name)) + end + end + end +end diff --git a/activerecord/lib/active_record/integration.rb b/activerecord/lib/active_record/integration.rb index 456689ec6d..fa6f0d36ec 100644 --- a/activerecord/lib/active_record/integration.rb +++ b/activerecord/lib/active_record/integration.rb @@ -20,7 +20,7 @@ module ActiveRecord # Indicates whether to use a stable #cache_key method that is accompanied # by a changing version in the #cache_version method. # - # This is +false+, by default until Rails 6.0. + # This is +true+, by default on Rails 5.2 and above. class_attribute :cache_versioning, instance_writer: false, default: false end @@ -61,23 +61,14 @@ module ActiveRecord # # Product.cache_versioning = false # Product.find(5).cache_key # => "products/5-20071224150000" (updated_at available) - def cache_key(*timestamp_names) + def cache_key if new_record? "#{model_name.cache_key}/new" else - if cache_version && timestamp_names.none? + if cache_version "#{model_name.cache_key}/#{id}" else - timestamp = if timestamp_names.any? - ActiveSupport::Deprecation.warn(<<-MSG.squish) - Specifying a timestamp name for #cache_key has been deprecated in favor of - the explicit #cache_version method that can be overwritten. - MSG - - max_updated_column_timestamp(timestamp_names) - else - max_updated_column_timestamp - end + timestamp = max_updated_column_timestamp if timestamp timestamp = timestamp.utc.to_s(cache_timestamp_format) @@ -96,8 +87,19 @@ module ActiveRecord # Note, this method will return nil if ActiveRecord::Base.cache_versioning is set to # +false+ (which it is by default until Rails 6.0). def cache_version - if cache_versioning && timestamp = try(:updated_at) - timestamp.utc.to_s(:usec) + return unless cache_versioning + + if has_attribute?("updated_at") + timestamp = updated_at_before_type_cast + if can_use_fast_cache_version?(timestamp) + raw_timestamp_to_cache_version(timestamp) + elsif timestamp = updated_at + timestamp.utc.to_s(cache_timestamp_format) + end + else + if self.class.has_attribute?("updated_at") + raise ActiveModel::MissingAttributeError, "missing attribute: updated_at" + end end end @@ -151,5 +153,43 @@ module ActiveRecord end end end + + private + # Detects if the value before type cast + # can be used to generate a cache_version. + # + # The fast cache version only works with a + # string value directly from the database. + # + # We also must check if the timestamp format has been changed + # or if the timezone is not set to UTC then + # we cannot apply our transformations correctly. + def can_use_fast_cache_version?(timestamp) + timestamp.is_a?(String) && + cache_timestamp_format == :usec && + default_timezone == :utc && + !updated_at_came_from_user? + end + + # Converts a raw database string to `:usec` + # format. + # + # Example: + # + # timestamp = "2018-10-15 20:02:15.266505" + # raw_timestamp_to_cache_version(timestamp) + # # => "20181015200215266505" + # + # Postgres truncates trailing zeros, + # https://github.com/postgres/postgres/commit/3e1beda2cde3495f41290e1ece5d544525810214 + # to account for this we pad the output with zeros + def raw_timestamp_to_cache_version(timestamp) + key = timestamp.delete("- :.") + if key.length < 20 + key.ljust(20, "0") + else + key + end + end end end diff --git a/activerecord/lib/active_record/internal_metadata.rb b/activerecord/lib/active_record/internal_metadata.rb index 3626a13d7c..88b0c828ae 100644 --- a/activerecord/lib/active_record/internal_metadata.rb +++ b/activerecord/lib/active_record/internal_metadata.rb @@ -8,6 +8,10 @@ module ActiveRecord # as which environment migrations were run in. class InternalMetadata < ActiveRecord::Base # :nodoc: class << self + def _internal? + true + end + def primary_key "key" end diff --git a/activerecord/lib/active_record/middleware/database_selector.rb b/activerecord/lib/active_record/middleware/database_selector.rb new file mode 100644 index 0000000000..b5b5df074c --- /dev/null +++ b/activerecord/lib/active_record/middleware/database_selector.rb @@ -0,0 +1,75 @@ +# frozen_string_literal: true + +require "active_record/middleware/database_selector/resolver" + +module ActiveRecord + module Middleware + # The DatabaseSelector Middleware provides a framework for automatically + # swapping from the primary to the replica database connection. Rails + # provides a basic framework to determine when to swap and allows for + # applications to write custom strategy classes to override the default + # behavior. + # + # The resolver class defines when the application should switch (i.e. read + # from the primary if a write occurred less than 2 seconds ago) and a + # resolver context class that sets a value that helps the resolver class + # decide when to switch. + # + # Rails default middleware uses the request's session to set a timestamp + # that informs the application when to read from a primary or read from a + # replica. + # + # To use the DatabaseSelector in your application with default settings add + # the following options to your environment config: + # + # config.active_record.database_selector = { delay: 2.seconds } + # config.active_record.database_resolver = ActiveRecord::Middleware::DatabaseSelector::Resolver + # config.active_record.database_resolver_context = ActiveRecord::Middleware::DatabaseSelector::Resolver::Session + # + # New applications will include these lines commented out in the production.rb. + # + # The default behavior can be changed by setting the config options to a + # custom class: + # + # config.active_record.database_selector = { delay: 2.seconds } + # config.active_record.database_resolver = MyResolver + # config.active_record.database_resolver_context = MyResolver::MySession + class DatabaseSelector + def initialize(app, resolver_klass = Resolver, context_klass = Resolver::Session, options = {}) + @app = app + @resolver_klass = resolver_klass + @context_klass = context_klass + @options = options + end + + attr_reader :resolver_klass, :context_klass, :options + + # Middleware that determines which database connection to use in a multiple + # database application. + def call(env) + request = ActionDispatch::Request.new(env) + + select_database(request) do + @app.call(env) + end + end + + private + + def select_database(request, &blk) + context = context_klass.call(request) + resolver = resolver_klass.call(context, options) + + if reading_request?(request) + resolver.read(&blk) + else + resolver.write(&blk) + end + end + + def reading_request?(request) + request.get? || request.head? + end + end + end +end diff --git a/activerecord/lib/active_record/middleware/database_selector/resolver.rb b/activerecord/lib/active_record/middleware/database_selector/resolver.rb new file mode 100644 index 0000000000..80b8cd7cae --- /dev/null +++ b/activerecord/lib/active_record/middleware/database_selector/resolver.rb @@ -0,0 +1,90 @@ +# frozen_string_literal: true + +require "active_record/middleware/database_selector/resolver/session" + +module ActiveRecord + module Middleware + class DatabaseSelector + # The Resolver class is used by the DatabaseSelector middleware to + # determine which database the request should use. + # + # To change the behavior of the Resolver class in your application, + # create a custom resolver class that inherits from + # DatabaseSelector::Resolver and implements the methods that need to + # be changed. + # + # By default the Resolver class will send read traffic to the replica + # if it's been 2 seconds since the last write. + class Resolver # :nodoc: + SEND_TO_REPLICA_DELAY = 2.seconds + + def self.call(context, options = {}) + new(context, options) + end + + def initialize(context, options = {}) + @context = context + @options = options + @delay = @options && @options[:delay] ? @options[:delay] : SEND_TO_REPLICA_DELAY + @instrumenter = ActiveSupport::Notifications.instrumenter + end + + attr_reader :context, :delay, :instrumenter + + def read(&blk) + if read_from_primary? + read_from_primary(&blk) + else + read_from_replica(&blk) + end + end + + def write(&blk) + write_to_primary(&blk) + end + + private + + def read_from_primary(&blk) + ActiveRecord::Base.connection.while_preventing_writes do + ActiveRecord::Base.connected_to(role: ActiveRecord::Base.writing_role) do + instrumenter.instrument("database_selector.active_record.read_from_primary") do + yield + end + end + end + end + + def read_from_replica(&blk) + ActiveRecord::Base.connected_to(role: ActiveRecord::Base.reading_role) do + instrumenter.instrument("database_selector.active_record.read_from_replica") do + yield + end + end + end + + def write_to_primary(&blk) + ActiveRecord::Base.connected_to(role: ActiveRecord::Base.writing_role) do + instrumenter.instrument("database_selector.active_record.wrote_to_primary") do + yield + ensure + context.update_last_write_timestamp + end + end + end + + def read_from_primary? + !time_since_last_write_ok? + end + + def send_to_replica_delay + delay + end + + def time_since_last_write_ok? + Time.now - context.last_write_timestamp >= send_to_replica_delay + end + end + end + end +end diff --git a/activerecord/lib/active_record/middleware/database_selector/resolver/session.rb b/activerecord/lib/active_record/middleware/database_selector/resolver/session.rb new file mode 100644 index 0000000000..df7af054b7 --- /dev/null +++ b/activerecord/lib/active_record/middleware/database_selector/resolver/session.rb @@ -0,0 +1,45 @@ +# frozen_string_literal: true + +module ActiveRecord + module Middleware + class DatabaseSelector + class Resolver + # The session class is used by the DatabaseSelector::Resolver to save + # timestamps of the last write in the session. + # + # The last_write is used to determine whether it's safe to read + # from the replica or the request needs to be sent to the primary. + class Session # :nodoc: + def self.call(request) + new(request.session) + end + + # Converts time to a timestamp that represents milliseconds since + # epoch. + def self.convert_time_to_timestamp(time) + time.to_i * 1000 + time.usec / 1000 + end + + # Converts milliseconds since epoch timestamp into a time object. + def self.convert_timestamp_to_time(timestamp) + timestamp ? Time.at(timestamp / 1000, (timestamp % 1000) * 1000) : Time.at(0) + end + + def initialize(session) + @session = session + end + + attr_reader :session + + def last_write_timestamp + self.class.convert_timestamp_to_time(session[:last_write]) + end + + def update_last_write_timestamp + session[:last_write] = self.class.convert_time_to_timestamp(Time.now) + end + end + end + end + end +end diff --git a/activerecord/lib/active_record/migration.rb b/activerecord/lib/active_record/migration.rb index 6e5a610642..997b7f763a 100644 --- a/activerecord/lib/active_record/migration.rb +++ b/activerecord/lib/active_record/migration.rb @@ -23,7 +23,7 @@ module ActiveRecord # t.string :zipcode # end # - # execute <<-SQL + # execute <<~SQL # ALTER TABLE distributors # ADD CONSTRAINT zipchk # CHECK (char_length(zipcode) = 5) NO INHERIT; @@ -41,7 +41,7 @@ module ActiveRecord # t.string :zipcode # end # - # execute <<-SQL + # execute <<~SQL # ALTER TABLE distributors # ADD CONSTRAINT zipchk # CHECK (char_length(zipcode) = 5) NO INHERIT; @@ -49,7 +49,7 @@ module ActiveRecord # end # # def down - # execute <<-SQL + # execute <<~SQL # ALTER TABLE distributors # DROP CONSTRAINT zipchk # SQL @@ -68,7 +68,7 @@ module ActiveRecord # # reversible do |dir| # dir.up do - # execute <<-SQL + # execute <<~SQL # ALTER TABLE distributors # ADD CONSTRAINT zipchk # CHECK (char_length(zipcode) = 5) NO INHERIT; @@ -76,7 +76,7 @@ module ActiveRecord # end # # dir.down do - # execute <<-SQL + # execute <<~SQL # ALTER TABLE distributors # DROP CONSTRAINT zipchk # SQL @@ -308,7 +308,7 @@ module ActiveRecord # 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 + # * <tt>remove_foreign_key(from_table, to_table = nil, **options)</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+. @@ -1087,10 +1087,6 @@ module ActiveRecord migrations.last || NullMigration.new end - def parse_migration_filename(filename) # :nodoc: - File.basename(filename).scan(Migration::MigrationFilenameRegexp).first - end - def migrations migrations = migration_files.map do |file| version, name, scope = parse_migration_filename(file) @@ -1122,11 +1118,6 @@ module ActiveRecord (db_list + file_list).sort_by { |_, version, _| version } end - def migration_files - paths = Array(migrations_paths) - Dir[*paths.flat_map { |path| "#{path}/**/[0-9]*_*.rb" }] - end - def current_environment ActiveRecord::ConnectionHandling::DEFAULT_ENV.call end @@ -1145,6 +1136,15 @@ module ActiveRecord end private + def migration_files + paths = Array(migrations_paths) + Dir[*paths.flat_map { |path| "#{path}/**/[0-9]*_*.rb" }] + end + + def parse_migration_filename(filename) + File.basename(filename).scan(Migration::MigrationFilenameRegexp).first + end + def move(direction, steps) migrator = Migrator.new(direction, migrations) @@ -1169,13 +1169,6 @@ module ActiveRecord class << self attr_accessor :migrations_paths - def migrations_path=(path) - ActiveSupport::Deprecation.warn \ - "`ActiveRecord::Migrator.migrations_path=` is now deprecated and will be removed in Rails 6.0. " \ - "You can set the `migrations_paths` on the `connection` instead through the `database.yml`." - self.migrations_paths = [path] - end - # For cases where a table doesn't exist like loading from schema cache def current_version MigrationContext.new(migrations_paths).current_version @@ -1330,7 +1323,7 @@ module ActiveRecord def record_version_state_after_migrating(version) if down? migrated.delete(version) - ActiveRecord::SchemaMigration.where(version: version.to_s).delete_all + ActiveRecord::SchemaMigration.delete_by(version: version.to_s) else migrated << version ActiveRecord::SchemaMigration.create!(version: version.to_s) diff --git a/activerecord/lib/active_record/migration/command_recorder.rb b/activerecord/lib/active_record/migration/command_recorder.rb index 82f5121d94..8e7f596076 100644 --- a/activerecord/lib/active_record/migration/command_recorder.rb +++ b/activerecord/lib/active_record/migration/command_recorder.rb @@ -231,24 +231,15 @@ module ActiveRecord end def invert_remove_foreign_key(args) - from_table, options_or_to_table, options_or_nil = args + options = args.extract_options! + from_table, to_table = args - to_table = if options_or_to_table.is_a?(Hash) - options_or_to_table[:to_table] - else - options_or_to_table - end - - remove_options = if options_or_to_table.is_a?(Hash) - options_or_to_table.except(:to_table) - else - options_or_nil - end + to_table ||= options.delete(:to_table) raise ActiveRecord::IrreversibleMigration, "remove_foreign_key is only reversible if given a second table" if to_table.nil? reversed_args = [from_table, to_table] - reversed_args << remove_options if remove_options.present? + reversed_args << options unless options.empty? [:add_foreign_key, reversed_args] end diff --git a/activerecord/lib/active_record/migration/compatibility.rb b/activerecord/lib/active_record/migration/compatibility.rb index 8f6fcfcaea..abc939826b 100644 --- a/activerecord/lib/active_record/migration/compatibility.rb +++ b/activerecord/lib/active_record/migration/compatibility.rb @@ -16,13 +16,55 @@ module ActiveRecord V6_0 = Current class V5_2 < V6_0 + module TableDefinition + def timestamps(**options) + options[:precision] ||= nil + super + end + end + module CommandRecorder def invert_transaction(args, &block) [:transaction, args, block] end end + def create_table(table_name, **options) + if block_given? + super { |t| yield compatible_table_definition(t) } + else + super + end + end + + def change_table(table_name, **options) + if block_given? + super { |t| yield compatible_table_definition(t) } + else + super + end + end + + def create_join_table(table_1, table_2, **options) + if block_given? + super { |t| yield compatible_table_definition(t) } + else + super + end + end + + def add_timestamps(table_name, **options) + options[:precision] ||= nil + super + end + private + def compatible_table_definition(t) + class << t + prepend TableDefinition + end + t + end def command_recorder recorder = super @@ -35,20 +77,18 @@ module ActiveRecord class V5_1 < V5_2 def change_column(table_name, column_name, type, options = {}) - if adapter_name == "PostgreSQL" - clear_cache! - sql = connection.send(:change_column_sql, table_name, column_name, type, options) - execute "ALTER TABLE #{quote_table_name(table_name)} #{sql}" - change_column_default(table_name, column_name, options[:default]) if options.key?(:default) - change_column_null(table_name, column_name, options[:null], options[:default]) if options.key?(:null) - change_column_comment(table_name, column_name, options[:comment]) if options.key?(:comment) + if connection.adapter_name == "PostgreSQL" + super(table_name, column_name, type, options.except(:default, :null, :comment)) + connection.change_column_default(table_name, column_name, options[:default]) if options.key?(:default) + connection.change_column_null(table_name, column_name, options[:null], options[:default]) if options.key?(:null) + connection.change_column_comment(table_name, column_name, options[:comment]) if options.key?(:comment) else super end end def create_table(table_name, options = {}) - if adapter_name == "Mysql2" + if connection.adapter_name == "Mysql2" super(table_name, options: "ENGINE=InnoDB", **options) else super @@ -70,13 +110,13 @@ module ActiveRecord end def create_table(table_name, options = {}) - if adapter_name == "PostgreSQL" + if connection.adapter_name == "PostgreSQL" if options[:id] == :uuid && !options.key?(:default) options[:default] = "uuid_generate_v4()" end end - unless adapter_name == "Mysql2" && options[:id] == :bigint + unless connection.adapter_name == "Mysql2" && options[:id] == :bigint if [:integer, :bigint].include?(options[:id]) && !options.key?(:default) options[:default] = nil end @@ -89,35 +129,12 @@ module ActiveRecord options[:id] = :integer end - if block_given? - super do |t| - yield compatible_table_definition(t) - end - else - super - end - end - - def change_table(table_name, options = {}) - if block_given? - super do |t| - yield compatible_table_definition(t) - end - else - super - end + super end def create_join_table(table_1, table_2, column_options: {}, **options) column_options.reverse_merge!(type: :integer) - - if block_given? - super do |t| - yield compatible_table_definition(t) - end - else - super - end + super end def add_column(table_name, column_name, type, options = {}) @@ -138,7 +155,7 @@ module ActiveRecord class << t prepend TableDefinition end - t + super end end @@ -156,33 +173,13 @@ module ActiveRecord end end - def create_table(table_name, options = {}) - if block_given? - super do |t| - yield compatible_table_definition(t) - end - else - super - end - end - - def change_table(table_name, options = {}) - if block_given? - super do |t| - yield compatible_table_definition(t) - end - else - super - end - end - - def add_reference(*, **options) + def add_reference(table_name, ref_name, **options) options[:index] ||= false super end alias :add_belongs_to :add_reference - def add_timestamps(_, **options) + def add_timestamps(table_name, **options) options[:null] = true if options[:null].nil? super end @@ -193,7 +190,7 @@ module ActiveRecord if options[:name].present? options[:name].to_s else - index_name(table_name, column: column_names) + connection.index_name(table_name, column: column_names) end super end @@ -213,15 +210,17 @@ module ActiveRecord end def index_name_for_remove(table_name, options = {}) - index_name = index_name(table_name, options) + index_name = connection.index_name(table_name, options) - unless index_name_exists?(table_name, index_name) + unless connection.index_name_exists?(table_name, index_name) 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) + index_name_without_column = connection.index_name(table_name, options_without_column) - return index_name_without_column if index_name_exists?(table_name, index_name_without_column) + if connection.index_name_exists?(table_name, index_name_without_column) + return index_name_without_column + end end raise ArgumentError, "Index name '#{index_name}' on table '#{table_name}' does not exist" diff --git a/activerecord/lib/active_record/model_schema.rb b/activerecord/lib/active_record/model_schema.rb index c50a420432..55fc58e339 100644 --- a/activerecord/lib/active_record/model_schema.rb +++ b/activerecord/lib/active_record/model_schema.rb @@ -102,6 +102,21 @@ module ActiveRecord # 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. + ## + # :singleton-method: implicit_order_column + # :call-seq: implicit_order_column + # + # The name of the column records are ordered by if no explicit order clause + # is used during an ordered finder call. If not set the primary key is used. + + ## + # :singleton-method: implicit_order_column= + # :call-seq: implicit_order_column=(column_name) + # + # Sets the column to sort records by when no explicit order clause is used + # during an ordered finder call. Useful when the primary key is not an + # auto-incrementing integer, for example when it's a UUID. Note that using + # a non-unique column can result in non-deterministic results. included do mattr_accessor :primary_key_prefix_type, instance_writer: false @@ -110,6 +125,7 @@ module ActiveRecord class_attribute :schema_migrations_table_name, instance_accessor: false, default: "schema_migrations" class_attribute :internal_metadata_table_name, instance_accessor: false, default: "ar_internal_metadata" class_attribute :pluralize_table_names, instance_writer: false, default: true + class_attribute :implicit_order_column, instance_accessor: false self.protected_environments = ["production"] self.inheritance_column = "type" diff --git a/activerecord/lib/active_record/persistence.rb b/activerecord/lib/active_record/persistence.rb index 7bf8d568df..7705cefa59 100644 --- a/activerecord/lib/active_record/persistence.rb +++ b/activerecord/lib/active_record/persistence.rb @@ -1,5 +1,7 @@ # frozen_string_literal: true +require "active_record/insert_all" + module ActiveRecord # = Active Record \Persistence module Persistence @@ -55,6 +57,192 @@ module ActiveRecord end end + # Inserts a single record into the database in a single SQL INSERT + # statement. It does not instantiate any models nor does it trigger + # Active Record callbacks or validations. Though passed values + # go through Active Record's type casting and serialization. + # + # See <tt>ActiveRecord::Persistence#insert_all</tt> for documentation. + def insert(attributes, returning: nil, unique_by: nil) + insert_all([ attributes ], returning: returning, unique_by: unique_by) + end + + # Inserts multiple records into the database in a single SQL INSERT + # statement. It does not instantiate any models nor does it trigger + # Active Record callbacks or validations. Though passed values + # go through Active Record's type casting and serialization. + # + # The +attributes+ parameter is an Array of Hashes. Every Hash determines + # the attributes for a single row and must have the same keys. + # + # Rows are considered to be unique by every unique index on the table. Any + # duplicate rows are skipped. + # Override with <tt>:unique_by</tt> (see below). + # + # Returns an <tt>ActiveRecord::Result</tt> with its contents based on + # <tt>:returning</tt> (see below). + # + # ==== Options + # + # [:returning] + # (Postgres-only) An array of attributes to return for all successfully + # inserted records, which by default is the primary key. + # Pass <tt>returning: %w[ id name ]</tt> for both id and name + # or <tt>returning: false</tt> to omit the underlying <tt>RETURNING</tt> SQL + # clause entirely. + # + # [:unique_by] + # (Postgres and SQLite only) By default rows are considered to be unique + # by every unique index on the table. Any duplicate rows are skipped. + # + # To skip rows according to just one unique index pass <tt>:unique_by</tt>. + # + # Consider a Book model where no duplicate ISBNs make sense, but if any + # row has an existing id, or is not unique by another unique index, + # <tt>ActiveRecord::RecordNotUnique</tt> is raised. + # + # Unique indexes can be identified by columns or name: + # + # unique_by: :isbn + # unique_by: %i[ author_id name ] + # unique_by: :index_books_on_isbn + # + # Because it relies on the index information from the database + # <tt>:unique_by</tt> is recommended to be paired with + # Active Record's schema_cache. + # + # ==== Example + # + # # Insert records and skip inserting any duplicates. + # # Here "Eloquent Ruby" is skipped because its id is not unique. + # + # Book.insert_all([ + # { id: 1, title: "Rework", author: "David" }, + # { id: 1, title: "Eloquent Ruby", author: "Russ" } + # ]) + def insert_all(attributes, returning: nil, unique_by: nil) + InsertAll.new(self, attributes, on_duplicate: :skip, returning: returning, unique_by: unique_by).execute + end + + # Inserts a single record into the database in a single SQL INSERT + # statement. It does not instantiate any models nor does it trigger + # Active Record callbacks or validations. Though passed values + # go through Active Record's type casting and serialization. + # + # See <tt>ActiveRecord::Persistence#insert_all!</tt> for more. + def insert!(attributes, returning: nil) + insert_all!([ attributes ], returning: returning) + end + + # Inserts multiple records into the database in a single SQL INSERT + # statement. It does not instantiate any models nor does it trigger + # Active Record callbacks or validations. Though passed values + # go through Active Record's type casting and serialization. + # + # The +attributes+ parameter is an Array of Hashes. Every Hash determines + # the attributes for a single row and must have the same keys. + # + # Raises <tt>ActiveRecord::RecordNotUnique</tt> if any rows violate a + # unique index on the table. In that case, no rows are inserted. + # + # To skip duplicate rows, see <tt>ActiveRecord::Persistence#insert_all</tt>. + # To replace them, see <tt>ActiveRecord::Persistence#upsert_all</tt>. + # + # Returns an <tt>ActiveRecord::Result</tt> with its contents based on + # <tt>:returning</tt> (see below). + # + # ==== Options + # + # [:returning] + # (Postgres-only) An array of attributes to return for all successfully + # inserted records, which by default is the primary key. + # Pass <tt>returning: %w[ id name ]</tt> for both id and name + # or <tt>returning: false</tt> to omit the underlying <tt>RETURNING</tt> SQL + # clause entirely. + # + # ==== Examples + # + # # Insert multiple records + # Book.insert_all!([ + # { title: "Rework", author: "David" }, + # { title: "Eloquent Ruby", author: "Russ" } + # ]) + # + # # Raises ActiveRecord::RecordNotUnique because "Eloquent Ruby" + # # does not have a unique id. + # Book.insert_all!([ + # { id: 1, title: "Rework", author: "David" }, + # { id: 1, title: "Eloquent Ruby", author: "Russ" } + # ]) + def insert_all!(attributes, returning: nil) + InsertAll.new(self, attributes, on_duplicate: :raise, returning: returning).execute + end + + # Updates or inserts (upserts) multiple records into the database in a + # single SQL INSERT statement. It does not instantiate any models nor does + # it trigger Active Record callbacks or validations. Though passed values + # go through Active Record's type casting and serialization. + # + # See <tt>ActiveRecord::Persistence#upsert_all</tt> for documentation. + def upsert(attributes, returning: nil, unique_by: nil) + upsert_all([ attributes ], returning: returning, unique_by: unique_by) + end + + # Updates or inserts (upserts) multiple records into the database in a + # single SQL INSERT statement. It does not instantiate any models nor does + # it trigger Active Record callbacks or validations. Though passed values + # go through Active Record's type casting and serialization. + # + # The +attributes+ parameter is an Array of Hashes. Every Hash determines + # the attributes for a single row and must have the same keys. + # + # Returns an <tt>ActiveRecord::Result</tt> with its contents based on + # <tt>:returning</tt> (see below). + # + # ==== Options + # + # [:returning] + # (Postgres-only) An array of attributes to return for all successfully + # inserted records, which by default is the primary key. + # Pass <tt>returning: %w[ id name ]</tt> for both id and name + # or <tt>returning: false</tt> to omit the underlying <tt>RETURNING</tt> SQL + # clause entirely. + # + # [:unique_by] + # (Postgres and SQLite only) By default rows are considered to be unique + # by every unique index on the table. Any duplicate rows are skipped. + # + # To skip rows according to just one unique index pass <tt>:unique_by</tt>. + # + # Consider a Book model where no duplicate ISBNs make sense, but if any + # row has an existing id, or is not unique by another unique index, + # <tt>ActiveRecord::RecordNotUnique</tt> is raised. + # + # Unique indexes can be identified by columns or name: + # + # unique_by: :isbn + # unique_by: %i[ author_id name ] + # unique_by: :index_books_on_isbn + # + # Because it relies on the index information from the database + # <tt>:unique_by</tt> is recommended to be paired with + # Active Record's schema_cache. + # + # ==== Examples + # + # # Inserts multiple records, performing an upsert when records have duplicate ISBNs. + # # Here "Eloquent Ruby" overwrites "Rework" because its ISBN is duplicate. + # + # Book.upsert_all([ + # { title: "Rework", author: "David", isbn: "1" }, + # { title: "Eloquent Ruby", author: "Russ", isbn: "1" } + # ], unique_by: :isbn) + # + # Book.find_by(isbn: "1").title # => "Eloquent Ruby" + def upsert_all(attributes, returning: nil, unique_by: nil) + InsertAll.new(self, attributes, on_duplicate: :update, returning: returning, unique_by: unique_by).execute + end + # Given an attributes hash, +instantiate+ returns a new instance of # the appropriate class. Accepts only keys as strings. # @@ -96,11 +284,13 @@ module ActiveRecord # When running callbacks is not needed for each record update, # it is preferred to use {update_all}[rdoc-ref:Relation#update_all] # for updating all records in a single query. - def update(id, attributes) + def update(id = :all, attributes) if id.is_a?(Array) id.map { |one_id| find(one_id) }.each_with_index { |object, idx| object.update(attributes[idx]) } + elsif id == :all + all.each { |record| record.update(attributes) } else if ActiveRecord::Base === id raise ArgumentError, @@ -140,7 +330,7 @@ module ActiveRecord end end - # Deletes the row with a primary key matching the +id+ argument, using a + # Deletes the row with a primary key matching the +id+ argument, using an # SQL +DELETE+ statement, and returns the number of rows deleted. Active # Record objects are not instantiated, so the object's callbacks are not # executed, including any <tt>:dependent</tt> association options. @@ -159,7 +349,7 @@ module ActiveRecord # # Delete multiple rows # Todo.delete([2,3,4]) def delete(id_or_array) - where(primary_key => id_or_array).delete_all + delete_by(primary_key => id_or_array) end def _insert_record(values) # :nodoc: @@ -434,7 +624,7 @@ module ActiveRecord end alias update_attributes update - deprecate :update_attributes + deprecate update_attributes: "please, use update instead" # Updates its receiver just like #update but calls #save! instead # of +save+, so an exception is raised if the record is invalid and saving will fail. @@ -448,7 +638,7 @@ module ActiveRecord end alias update_attributes! update! - deprecate :update_attributes! + deprecate update_attributes!: "please, use update! instead" # Equivalent to <code>update_columns(name => value)</code>. def update_column(name, value) @@ -705,10 +895,10 @@ module ActiveRecord ) end - def create_or_update(*args, &block) + def create_or_update(**, &block) _raise_readonly_record_error if readonly? return false if destroyed? - result = new_record? ? _create_record(&block) : _update_record(*args, &block) + result = new_record? ? _create_record(&block) : _update_record(&block) result != false end diff --git a/activerecord/lib/active_record/query_cache.rb b/activerecord/lib/active_record/query_cache.rb index 28194c7c46..43a21e629e 100644 --- a/activerecord/lib/active_record/query_cache.rb +++ b/activerecord/lib/active_record/query_cache.rb @@ -26,15 +26,22 @@ module ActiveRecord end def self.run - ActiveRecord::Base.connection_handler.connection_pool_list. - reject { |p| p.query_cache_enabled }.each { |p| p.enable_query_cache! } + pools = [] + + ActiveRecord::Base.connection_handlers.each do |key, handler| + pools << handler.connection_pool_list.reject { |p| p.query_cache_enabled }.each { |p| p.enable_query_cache! } + end + + pools.flatten end def self.complete(pools) pools.each { |pool| pool.disable_query_cache! } - ActiveRecord::Base.connection_handler.connection_pool_list.each do |pool| - pool.release_connection if pool.active_connection? && !pool.connection.transaction_open? + ActiveRecord::Base.connection_handlers.each do |_, handler| + handler.connection_pool_list.each do |pool| + pool.release_connection if pool.active_connection? && !pool.connection.transaction_open? + end end end diff --git a/activerecord/lib/active_record/querying.rb b/activerecord/lib/active_record/querying.rb index c84f3d0fbb..81ab502824 100644 --- a/activerecord/lib/active_record/querying.rb +++ b/activerecord/lib/active_record/querying.rb @@ -2,31 +2,36 @@ module ActiveRecord module Querying - delegate :find, :take, :take!, :first, :first!, :last, :last!, :exists?, :any?, :many?, :none?, :one?, to: :all - delegate :second, :second!, :third, :third!, :fourth, :fourth!, :fifth, :fifth!, :forty_two, :forty_two!, :third_to_last, :third_to_last!, :second_to_last, :second_to_last!, to: :all - delegate :first_or_create, :first_or_create!, :first_or_initialize, to: :all - delegate :find_or_create_by, :find_or_create_by!, :create_or_find_by, :create_or_find_by!, :find_or_initialize_by, to: :all - delegate :find_by, :find_by!, to: :all - delegate :destroy_all, :delete_all, :update_all, to: :all - 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, :extending, - :having, :create_with, :distinct, :references, :none, :unscope, :merge, to: :all - delegate :count, :average, :minimum, :maximum, :sum, :calculate, to: :all - delegate :pluck, :pick, :ids, to: :all + QUERYING_METHODS = [ + :find, :find_by, :find_by!, :take, :take!, :first, :first!, :last, :last!, + :second, :second!, :third, :third!, :fourth, :fourth!, :fifth, :fifth!, + :forty_two, :forty_two!, :third_to_last, :third_to_last!, :second_to_last, :second_to_last!, + :exists?, :any?, :many?, :none?, :one?, + :first_or_create, :first_or_create!, :first_or_initialize, + :find_or_create_by, :find_or_create_by!, :find_or_initialize_by, + :create_or_find_by, :create_or_find_by!, + :destroy_all, :delete_all, :update_all, :destroy_by, :delete_by, + :find_each, :find_in_batches, :in_batches, + :select, :reselect, :order, :reorder, :group, :limit, :offset, :joins, :left_joins, :left_outer_joins, + :where, :rewhere, :preload, :eager_load, :includes, :from, :lock, :readonly, :extending, :or, + :having, :create_with, :distinct, :references, :none, :unscope, :optimizer_hints, :merge, :except, :only, + :count, :average, :minimum, :maximum, :sum, :calculate, :annotate, + :pluck, :pick, :ids + ].freeze # :nodoc: + delegate(*QUERYING_METHODS, to: :all) # Executes a custom SQL query against your database and returns all the results. The results will - # be returned as an array with columns requested encapsulated as attributes of the model you call - # this method from. If you call <tt>Product.find_by_sql</tt> then the results will be returned in + # be returned as an array, with the requested columns encapsulated as attributes of the model you call + # this method from. For example, if you call <tt>Product.find_by_sql</tt>, then the results will be returned in # a +Product+ object with the attributes you specified in the SQL query. # - # If you call a complicated SQL query which spans multiple tables the columns specified by the + # If you call a complicated SQL query which spans multiple tables, the columns specified by the # SELECT will be attributes of the model, whether or not they are columns of the corresponding # table. # - # The +sql+ parameter is a full SQL query as a string. It will be called as is, there will be - # no database agnostic conversions performed. This should be a last resort because using, for example, - # MySQL specific terms will lock you to using that particular database engine or require you to + # The +sql+ parameter is a full SQL query as a string. It will be called as is; there will be + # no database agnostic conversions performed. This should be a last resort because using + # database-specific terms will lock you into using that particular database engine, or require you to # change your call if you switch engines. # # # A simple SQL query spanning multiple tables @@ -40,7 +45,7 @@ module ActiveRecord def find_by_sql(sql, binds = [], preparable: nil, &block) result_set = connection.select_all(sanitize_sql(sql), "#{name} Load", binds, preparable: preparable) column_types = result_set.column_types.dup - columns_hash.each_key { |k| column_types.delete k } + attribute_types.each_key { |k| column_types.delete k } message_bus = ActiveSupport::Notifications.instrumenter payload = { @@ -60,7 +65,9 @@ module ActiveRecord # Returns the result of an SQL statement that should only include a COUNT(*) in the SELECT part. # The use of this method should be restricted to complicated SQL queries that can't be executed - # using the ActiveRecord::Calculations class methods. Look into those before using this. + # using the ActiveRecord::Calculations class methods. Look into those before using this method, + # as it could lock you into a specific database engine or require a code change to switch + # database engines. # # Product.count_by_sql "SELECT COUNT(*) FROM sales s, customers c WHERE s.customer_id = c.id" # # => 12 diff --git a/activerecord/lib/active_record/railtie.rb b/activerecord/lib/active_record/railtie.rb index 538659d6bd..a1d7c893bf 100644 --- a/activerecord/lib/active_record/railtie.rb +++ b/activerecord/lib/active_record/railtie.rb @@ -88,6 +88,14 @@ module ActiveRecord end end + initializer "active_record.database_selector" do + if options = config.active_record.delete(:database_selector) + resolver = config.active_record.delete(:database_resolver) + operations = config.active_record.delete(:database_resolver_context) + config.app_middleware.use ActiveRecord::Middleware::DatabaseSelector, resolver, operations, options + end + end + initializer "Check for cache versioning support" do config.after_initialize do |app| ActiveSupport.on_load(:active_record) do @@ -140,7 +148,19 @@ end_error initializer "active_record.define_attribute_methods" do |app| config.after_initialize do ActiveSupport.on_load(:active_record) do - descendants.each(&:define_attribute_methods) if app.config.eager_load + if app.config.eager_load + descendants.each do |model| + # SchemaMigration and InternalMetadata both override `table_exists?` + # to bypass the schema cache, so skip them to avoid the extra queries. + next if model._internal? + + # If there's no connection yet, or the schema cache doesn't have the columns + # hash for the model cached, `define_attribute_methods` would trigger a query. + next unless model.connected? && model.connection.schema_cache.columns_hash?(model.table_name) + + model.define_attribute_methods + end + end end end end @@ -155,8 +175,18 @@ end_error initializer "active_record.set_configs" do |app| ActiveSupport.on_load(:active_record) do - configs = app.config.active_record.dup + configs = app.config.active_record + + represent_boolean_as_integer = configs.sqlite3.delete(:represent_boolean_as_integer) + + unless represent_boolean_as_integer.nil? + ActiveSupport.on_load(:active_record_sqlite3adapter) do + ActiveRecord::ConnectionAdapters::SQLite3Adapter.represent_boolean_as_integer = represent_boolean_as_integer + end + end + configs.delete(:sqlite3) + configs.each do |k, v| send "#{k}=", v end @@ -167,6 +197,7 @@ end_error # and then establishes the connection. initializer "active_record.initialize_database" do ActiveSupport.on_load(:active_record) do + self.connection_handlers = { writing_role => ActiveRecord::Base.default_connection_handler } self.configurations = Rails.application.config.database_configuration establish_connection end @@ -224,35 +255,6 @@ end_error end end - initializer "active_record.check_represent_sqlite3_boolean_as_integer" do - config.after_initialize do - ActiveSupport.on_load(:active_record_sqlite3adapter) do - represent_boolean_as_integer = Rails.application.config.active_record.sqlite3.delete(:represent_boolean_as_integer) - unless represent_boolean_as_integer.nil? - ActiveRecord::ConnectionAdapters::SQLite3Adapter.represent_boolean_as_integer = represent_boolean_as_integer - end - - unless ActiveRecord::ConnectionAdapters::SQLite3Adapter.represent_boolean_as_integer - ActiveSupport::Deprecation.warn <<-MSG -Leaving `ActiveRecord::ConnectionAdapters::SQLite3Adapter.represent_boolean_as_integer` -set to false is deprecated. SQLite databases have used 't' and 'f' to serialize -boolean values and must have old data converted to 1 and 0 (its native boolean -serialization) before setting this flag to true. Conversion can be accomplished -by setting up a rake task which runs - - ExampleModel.where("boolean_column = 't'").update_all(boolean_column: 1) - ExampleModel.where("boolean_column = 'f'").update_all(boolean_column: 0) - -for all models and all boolean columns, after which the flag must be set to -true by adding the following to your application.rb file: - - Rails.application.config.active_record.sqlite3.represent_boolean_as_integer = true -MSG - end - end - end - end - initializer "active_record.set_filter_attributes" do ActiveSupport.on_load(:active_record) do self.filter_attributes += Rails.application.config.filter_parameters diff --git a/activerecord/lib/active_record/railties/collection_cache_association_loading.rb b/activerecord/lib/active_record/railties/collection_cache_association_loading.rb index b5129e4239..d57680aaaa 100644 --- a/activerecord/lib/active_record/railties/collection_cache_association_loading.rb +++ b/activerecord/lib/active_record/railties/collection_cache_association_loading.rb @@ -3,7 +3,7 @@ module ActiveRecord module Railties # :nodoc: module CollectionCacheAssociationLoading #:nodoc: - def setup(context, options, block) + def setup(context, options, as, block) @relation = relation_from_options(options) super @@ -20,12 +20,12 @@ module ActiveRecord end end - def collection_without_template + def collection_without_template(*) @relation.preload_associations(@collection) if @relation super end - def collection_with_template + def collection_with_template(*) @relation.preload_associations(@collection) if @relation super end diff --git a/activerecord/lib/active_record/railties/databases.rake b/activerecord/lib/active_record/railties/databases.rake index 475baa7559..f021a8f6c4 100644 --- a/activerecord/lib/active_record/railties/databases.rake +++ b/activerecord/lib/active_record/railties/databases.rake @@ -66,6 +66,11 @@ db_namespace = namespace :db do end end + # desc "Truncates tables of each database for current environment" + task truncate_all: [:load_config, :check_protected_environments] do + ActiveRecord::Tasks::DatabaseTasks.truncate_all + end + # 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 @@ -191,11 +196,9 @@ db_namespace = namespace :db do # desc "Retrieves the collation for the current environment's database" task collation: :load_config do - begin - puts ActiveRecord::Tasks::DatabaseTasks.collation_current - rescue NoMethodError - $stderr.puts "Sorry, your database adapter is not supported yet. Feel free to submit a patch." - end + puts ActiveRecord::Tasks::DatabaseTasks.collation_current + rescue NoMethodError + $stderr.puts "Sorry, your database adapter is not supported yet. Feel free to submit a patch." end desc "Retrieves the current schema version number" @@ -225,6 +228,11 @@ db_namespace = namespace :db do ActiveRecord::Tasks::DatabaseTasks.load_seed end + namespace :seed do + desc "Truncates tables of each database for current environment and loads the seeds" + task replant: [:load_config, :truncate_all, :seed] + end + namespace :fixtures do 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: :load_config do @@ -361,17 +369,15 @@ db_namespace = namespace :db do # desc "Recreate the test database from an existent schema.rb file" task load_schema: %w(db:test:purge) do - begin - should_reconnect = ActiveRecord::Base.connection_pool.active_connection? - ActiveRecord::Schema.verbose = false - ActiveRecord::Base.configurations.configs_for(env_name: "test").each do |db_config| - filename = ActiveRecord::Tasks::DatabaseTasks.dump_filename(db_config.spec_name, :ruby) - ActiveRecord::Tasks::DatabaseTasks.load_schema(db_config.config, :ruby, filename, "test") - end - ensure - if should_reconnect - ActiveRecord::Base.establish_connection(ActiveRecord::Base.configurations.default_hash(ActiveRecord::Tasks::DatabaseTasks.env)) - end + should_reconnect = ActiveRecord::Base.connection_pool.active_connection? + ActiveRecord::Schema.verbose = false + ActiveRecord::Base.configurations.configs_for(env_name: "test").each do |db_config| + filename = ActiveRecord::Tasks::DatabaseTasks.dump_filename(db_config.spec_name, :ruby) + ActiveRecord::Tasks::DatabaseTasks.load_schema(db_config.config, :ruby, filename, "test") + end + ensure + if should_reconnect + ActiveRecord::Base.establish_connection(ActiveRecord::Base.configurations.default_hash(ActiveRecord::Tasks::DatabaseTasks.env)) end end @@ -411,6 +417,10 @@ namespace :railties do if railtie.respond_to?(:paths) && (path = railtie.paths["db/migrate"].first) railties[railtie.railtie_name] = path end + + unless ENV["MIGRATIONS_PATH"].blank? + railties[railtie.railtie_name] = railtie.root + ENV["MIGRATIONS_PATH"] + end end on_skip = Proc.new do |name, migration| diff --git a/activerecord/lib/active_record/reflection.rb b/activerecord/lib/active_record/reflection.rb index b2110f727c..3452cf971b 100644 --- a/activerecord/lib/active_record/reflection.rb +++ b/activerecord/lib/active_record/reflection.rb @@ -178,28 +178,24 @@ module ActiveRecord scope ? [scope] : [] end - def build_join_constraint(table, foreign_table) - key = join_keys.key - foreign_key = join_keys.foreign_key - - constraint = table[key].eq(foreign_table[foreign_key]) - - if klass.finder_needs_type_condition? - table.create_and([constraint, klass.send(:type_condition, table)]) - else - constraint - end - end - - def join_scope(table, foreign_klass) + def join_scope(table, foreign_table, foreign_klass) predicate_builder = predicate_builder(table) scope_chain_items = join_scopes(table, predicate_builder) klass_scope = klass_join_scope(table, predicate_builder) + key = join_keys.key + foreign_key = join_keys.foreign_key + + klass_scope.where!(table[key].eq(foreign_table[foreign_key])) + if type klass_scope.where!(type => foreign_klass.polymorphic_name) end + if klass.finder_needs_type_condition? + klass_scope.where!(klass.send(:type_condition, table)) + end + scope_chain_items.inject(klass_scope, &:merge!) end @@ -612,21 +608,9 @@ module ActiveRecord # returns either +nil+ or the inverse association name that it finds. def automatic_inverse_of - return unless can_find_inverse_of_automatically?(self) + if can_find_inverse_of_automatically?(self) + inverse_name = ActiveSupport::Inflector.underscore(options[:as] || active_record.name.demodulize).to_sym - inverse_name_candidates = - if options[:as] - [options[:as]] - else - active_record_name = active_record.name.demodulize - [active_record_name, ActiveSupport::Inflector.pluralize(active_record_name)] - end - - inverse_name_candidates.map! do |candidate| - ActiveSupport::Inflector.underscore(candidate).to_sym - end - - inverse_name_candidates.detect do |inverse_name| begin reflection = klass._reflect_on_association(inverse_name) rescue NameError @@ -635,7 +619,9 @@ module ActiveRecord reflection = false end - valid_inverse_reflection?(reflection) + if valid_inverse_reflection?(reflection) + return inverse_name + end end end diff --git a/activerecord/lib/active_record/relation.rb b/activerecord/lib/active_record/relation.rb index d5b6082d13..36c2422d84 100644 --- a/activerecord/lib/active_record/relation.rb +++ b/activerecord/lib/active_record/relation.rb @@ -5,7 +5,7 @@ module ActiveRecord class Relation MULTI_VALUE_METHODS = [:includes, :eager_load, :preload, :select, :group, :order, :joins, :left_outer_joins, :references, - :extending, :unscope] + :extending, :unscope, :optimizer_hints, :annotate] SINGLE_VALUE_METHODS = [:limit, :offset, :lock, :readonly, :reordering, :reverse_order, :distinct, :create_with, :skip_query_cache] @@ -44,6 +44,11 @@ module ActiveRecord end def bind_attribute(name, value) # :nodoc: + if reflection = klass._reflect_on_association(name) + name = reflection.foreign_key + value = value.read_attribute(reflection.klass.primary_key) unless value.nil? + end + attr = arel_attribute(name) bind = predicate_builder.build_bind_attribute(attr.name, value) yield attr, bind @@ -62,6 +67,7 @@ module ActiveRecord # user = users.new { |user| user.name = 'Oscar' } # user.name # => Oscar def new(attributes = nil, &block) + block = _deprecated_scope_block("new", &block) scoping { klass.new(attributes, &block) } end @@ -87,7 +93,12 @@ module ActiveRecord # users.create(name: nil) # validation on name # # => #<User id: nil, name: nil, ...> def create(attributes = nil, &block) - scoping { klass.create(attributes, &block) } + if attributes.is_a?(Array) + attributes.collect { |attr| create(attr, &block) } + else + block = _deprecated_scope_block("create", &block) + scoping { klass.create(attributes, &block) } + end end # Similar to #create, but calls @@ -97,7 +108,12 @@ module ActiveRecord # Expects arguments in the same format as # {ActiveRecord::Base.create!}[rdoc-ref:Persistence::ClassMethods#create!]. def create!(attributes = nil, &block) - scoping { klass.create!(attributes, &block) } + if attributes.is_a?(Array) + attributes.collect { |attr| create!(attr, &block) } + else + block = _deprecated_scope_block("create!", &block) + scoping { klass.create!(attributes, &block) } + end end def first_or_create(attributes = nil, &block) # :nodoc: @@ -163,7 +179,7 @@ module ActiveRecord # Attempts to create a record with the given attributes in a table that has a unique constraint # on one or several of its columns. If a row already exists with one or several of these # unique constraints, the exception such an insertion would normally raise is caught, - # and the existing record with those attributes is found using #find_by. + # and the existing record with those attributes is found using #find_by!. # # This is similar to #find_or_create_by, but avoids the problem of stale reads between the SELECT # and the INSERT, as that method needs to first query the table, then attempt to insert a row @@ -173,7 +189,7 @@ module ActiveRecord # # * The underlying table must have the relevant columns defined with unique constraints. # * A unique constraint violation may be triggered by only one, or at least less than all, - # of the given attributes. This means that the subsequent #find_by may fail to find a + # of the given attributes. This means that the subsequent #find_by! may fail to find a # matching record, which will then raise an <tt>ActiveRecord::RecordNotFound</tt> exception, # rather than a record with the given attributes. # * While we avoid the race condition between SELECT -> INSERT from #find_or_create_by, @@ -181,6 +197,10 @@ module ActiveRecord # if a DELETE between those two statements is run by another client. But for most applications, # that's a significantly less likely condition to hit. # * It relies on exception handling to handle control flow, which may be marginally slower. + # * The primary key may auto-increment on each create, even if it fails. This can accelerate + # the problem of running out of integers, if the underlying table is still stuck on a primary + # key of type int (note: All Rails apps since 5.1+ have defaulted to bigint, which is not liable + # to this problem). # # This method will return a record if all given attributes are covered by unique constraints # (unless the INSERT -> DELETE -> SELECT race condition is triggered), but if creation was attempted @@ -307,12 +327,12 @@ module ActiveRecord # Please check unscoped if you want to remove all previous scopes (including # the default_scope) during the execution of a block. def scoping - @delegate_to_klass ? yield : klass._scoping(self) { yield } + already_in_scope? ? yield : _scoping(self) { yield } end - def _exec_scope(*args, &block) # :nodoc: + def _exec_scope(name, *args, &block) # :nodoc: @delegate_to_klass = true - instance_exec(*args, &block) || self + _scoping(_deprecated_spawn(name)) { instance_exec(*args, &block) || self } ensure @delegate_to_klass = false end @@ -322,6 +342,8 @@ module ActiveRecord # trigger Active Record callbacks or validations. However, values passed to #update_all will still go through # Active Record's normal type casting and serialization. # + # Note: As Active Record callbacks are not triggered, this method will not automatically update +updated_at+/+updated_on+ columns. + # # ==== Parameters # # * +updates+ - A string, array, or hash representing the SET part of an SQL statement. @@ -356,11 +378,19 @@ module ActiveRecord stmt.wheres = arel.constraints if updates.is_a?(Hash) + if klass.locking_enabled? && + !updates.key?(klass.locking_column) && + !updates.key?(klass.locking_column.to_sym) + attr = arel_attribute(klass.locking_column) + updates[attr.name] = _increment_attribute(attr) + end stmt.set _substitute_values(updates) else stmt.set Arel.sql(klass.sanitize_sql_for_assignment(updates, table.name)) end + stmt.comment(*arel.comment_node.values) if arel.comment_node + @klass.connection.update stmt, "#{@klass} Update All" end @@ -378,10 +408,7 @@ module ActiveRecord updates = {} counters.each do |counter_name, value| attr = arel_attribute(counter_name) - bind = predicate_builder.build_bind_attribute(attr.name, value.abs) - expr = table.coalesce(Arel::Nodes::UnqualifiedColumn.new(attr), 0) - expr = value < 0 ? expr - bind : expr + bind - updates[counter_name] = expr.expr + updates[attr.name] = _increment_attribute(attr, value) end if touch @@ -393,10 +420,10 @@ module ActiveRecord update_all updates end - # Touches all records in the current relation without instantiating records first with the updated_at/on attributes + # Touches all records in the current relation without instantiating records first with the +updated_at+/+updated_on+ attributes # set to the current time or the time specified. # This method can be passed attribute names and an optional time argument. - # If attribute names are passed, they are updated along with updated_at/on attributes. + # If attribute names are passed, they are updated along with +updated_at+/+updated_on+ attributes. # If no time argument is passed, the current time is used as default. # # === Examples @@ -417,12 +444,7 @@ module ActiveRecord # Person.where(name: 'David').touch_all # # => "UPDATE \"people\" SET \"updated_at\" = '2018-01-04 22:55:23.132670' WHERE \"people\".\"name\" = 'David'" def touch_all(*names, time: nil) - if klass.locking_enabled? - names << { time: time } - update_counters(klass.locking_column => 1, touch: names) - else - update_all klass.touch_attributes_with_time(*names, time: time) - end + update_all klass.touch_attributes_with_time(*names, time: time) end # Destroys the records by instantiating each @@ -484,6 +506,7 @@ module ActiveRecord stmt.offset(arel.offset) stmt.order(*arel.orders) stmt.wheres = arel.constraints + stmt.comment(*arel.comment_node.values) if arel.comment_node affected = @klass.connection.delete(stmt, "#{@klass} Destroy") @@ -491,6 +514,32 @@ module ActiveRecord affected end + # Finds and destroys all records matching the specified conditions. + # This is short-hand for <tt>relation.where(condition).destroy_all</tt>. + # Returns the collection of objects that were destroyed. + # + # If no record is found, returns empty array. + # + # Person.destroy_by(id: 13) + # Person.destroy_by(name: 'Spartacus', rating: 4) + # Person.destroy_by("published_at < ?", 2.weeks.ago) + def destroy_by(*args) + where(*args).destroy_all + end + + # Finds and deletes all records matching the specified conditions. + # This is short-hand for <tt>relation.where(condition).delete_all</tt>. + # Returns the number of rows affected. + # + # If no record is found, returns <tt>0</tt> as zero rows were affected. + # + # Person.delete_by(id: 13) + # Person.delete_by(name: 'Spartacus', rating: 4) + # Person.delete_by("published_at < ?", 2.weeks.ago) + def delete_by(*args) + where(*args).delete_all + end + # Causes the records to be loaded from the database if they have not # been loaded already. You can use this if for some reason you need # to explicitly load some records before actually using them. The @@ -511,6 +560,7 @@ module ActiveRecord def reset @delegate_to_klass = false + @_deprecated_scope_source = nil @to_sql = @arel = @loaded = @should_eager_load = nil @records = [].freeze @offsets = {} @@ -619,7 +669,10 @@ module ActiveRecord end end + attr_reader :_deprecated_scope_source # :nodoc: + protected + attr_writer :_deprecated_scope_source # :nodoc: def load_records(records) @records = records.freeze @@ -627,6 +680,31 @@ module ActiveRecord end private + def already_in_scope? + @delegate_to_klass && begin + scope = klass.current_scope(true) + scope && !scope._deprecated_scope_source + end + end + + def _deprecated_spawn(name) + spawn.tap { |scope| scope._deprecated_scope_source = name } + end + + def _deprecated_scope_block(name, &block) + -> record do + klass.current_scope = _deprecated_spawn(name) + yield record if block_given? + end + end + + def _scoping(scope) + previous, klass.current_scope = klass.current_scope(true), scope + yield + ensure + klass.current_scope = previous + end + def _substitute_values(values) values.map do |name, value| attr = arel_attribute(name) @@ -638,6 +716,13 @@ module ActiveRecord end end + def _increment_attribute(attribute, value = 1) + bind = predicate_builder.build_bind_attribute(attribute.name, value.abs) + expr = table.coalesce(Arel::Nodes::UnqualifiedColumn.new(attribute), 0) + expr = value < 0 ? expr - bind : expr + bind + expr.expr + end + def exec_queries(&block) skip_query_cache_if_necessary do @records = diff --git a/activerecord/lib/active_record/relation/calculations.rb b/activerecord/lib/active_record/relation/calculations.rb index 0fa5ba2e50..4f9ddf302e 100644 --- a/activerecord/lib/active_record/relation/calculations.rb +++ b/activerecord/lib/active_record/relation/calculations.rb @@ -41,15 +41,13 @@ module ActiveRecord def count(column_name = nil) if block_given? unless column_name.nil? - ActiveSupport::Deprecation.warn \ - "When `count' is called with a block, it ignores other arguments. " \ - "This behavior is now deprecated and will result in an ArgumentError in Rails 6.0." + raise ArgumentError, "Column name argument is not supported when a block is passed." end - return super() + super() + else + calculate(:count, column_name) end - - calculate(:count, column_name) end # Calculates the average value on a given column. Returns +nil+ if there's @@ -86,15 +84,13 @@ module ActiveRecord def sum(column_name = nil) if block_given? unless column_name.nil? - ActiveSupport::Deprecation.warn \ - "When `sum' is called with a block, it ignores other arguments. " \ - "This behavior is now deprecated and will result in an ArgumentError in Rails 6.0." + raise ArgumentError, "Column name argument is not supported when a block is passed." end - return super() + super() + else + calculate(:sum, column_name) end - - calculate(:sum, column_name) end # This calculates aggregate values in the given column. Methods for #count, #sum, #average, @@ -190,11 +186,9 @@ module ActiveRecord relation = apply_join_dependency relation.pluck(*column_names) else - disallow_raw_sql!(column_names) + klass.disallow_raw_sql!(column_names) relation = spawn - relation.select_values = column_names.map { |cn| - @klass.has_attribute?(cn) || @klass.attribute_alias?(cn) ? arel_attribute(cn) : cn - } + relation.select_values = column_names result = skip_query_cache_if_necessary { klass.connection.select_all(relation.arel, nil) } result.cast_values(klass.attribute_types) end @@ -227,7 +221,6 @@ module ActiveRecord end private - def has_include?(column_name) eager_loading? || (includes_values.present? && column_name && column_name != :all) end @@ -242,10 +235,12 @@ module ActiveRecord if operation == "count" column_name ||= select_for_count if column_name == :all - if distinct && (group_values.any? || select_values.empty? && order_values.empty?) + if !distinct + distinct = distinct_select?(select_for_count) if group_values.empty? + elsif group_values.any? || select_values.empty? && order_values.empty? column_name = primary_key end - elsif /\s*DISTINCT[\s(]+/i.match?(column_name.to_s) + elsif distinct_select?(column_name) distinct = nil end end @@ -257,6 +252,10 @@ module ActiveRecord end end + def distinct_select?(column_name) + column_name.is_a?(::String) && /\bDISTINCT[\s(]/i.match?(column_name) + end + def aggregate_column(column_name) return column_name if Arel::Expressions === column_name @@ -401,7 +400,7 @@ module ActiveRecord case operation when "count" then value.to_i when "sum" then type.deserialize(value || 0) - when "average" then value.respond_to?(:to_d) ? value.to_d : value + when "average" then value&.respond_to?(:to_d) ? value.to_d : value else type.deserialize(value) end end diff --git a/activerecord/lib/active_record/relation/delegation.rb b/activerecord/lib/active_record/relation/delegation.rb index 383dc1bf4b..7a53a9d1c7 100644 --- a/activerecord/lib/active_record/relation/delegation.rb +++ b/activerecord/lib/active_record/relation/delegation.rb @@ -1,5 +1,7 @@ # frozen_string_literal: true +require "mutex_m" + module ActiveRecord module Delegation # :nodoc: module DelegateCache # :nodoc: @@ -31,6 +33,10 @@ module ActiveRecord super end + def generate_relation_method(method) + generated_relation_methods.generate_method(method) + end + protected def include_relation_methods(delegate) superclass.include_relation_methods(delegate) unless base_class? @@ -39,27 +45,32 @@ module ActiveRecord private def generated_relation_methods - @generated_relation_methods ||= Module.new.tap do |mod| - mod_name = "GeneratedRelationMethods" - const_set mod_name, mod - private_constant mod_name - end + @generated_relation_methods ||= GeneratedRelationMethods.new end + end + + class GeneratedRelationMethods < Module # :nodoc: + include Mutex_m + + def generate_method(method) + synchronize do + return if method_defined?(method) - def generate_relation_method(method) if /\A[a-zA-Z_]\w*[!?]?\z/.match?(method) - generated_relation_methods.module_eval <<-RUBY, __FILE__, __LINE__ + 1 + module_eval <<-RUBY, __FILE__, __LINE__ + 1 def #{method}(*args, &block) scoping { klass.#{method}(*args, &block) } end RUBY else - generated_relation_methods.send(:define_method, method) do |*args, &block| + define_method(method) do |*args, &block| scoping { klass.public_send(method, *args, &block) } end end end + end end + private_constant :GeneratedRelationMethods extend ActiveSupport::Concern @@ -78,49 +89,18 @@ module ActiveRecord module ClassSpecificRelation # :nodoc: extend ActiveSupport::Concern - included do - @delegation_mutex = Mutex.new - end - module ClassMethods # :nodoc: def name superclass.name end - - def delegate_to_scoped_klass(method) - @delegation_mutex.synchronize do - return if method_defined?(method) - - if /\A[a-zA-Z_]\w*[!?]?\z/.match?(method) - module_eval <<-RUBY, __FILE__, __LINE__ + 1 - def #{method}(*args, &block) - scoping { @klass.#{method}(*args, &block) } - end - RUBY - else - define_method method do |*args, &block| - scoping { @klass.public_send(method, *args, &block) } - end - end - end - end end private def method_missing(method, *args, &block) if @klass.respond_to?(method) - self.class.delegate_to_scoped_klass(method) + @klass.generate_relation_method(method) scoping { @klass.public_send(method, *args, &block) } - elsif @delegate_to_klass && @klass.respond_to?(method, true) - ActiveSupport::Deprecation.warn \ - "Delegating missing #{method} method to #{@klass}. " \ - "Accessibility of private/protected class methods in :scope is deprecated and will be removed in Rails 6.0." - @klass.send(method, *args, &block) - elsif arel.respond_to?(method) - ActiveSupport::Deprecation.warn \ - "Delegating #{method} to arel is deprecated and will be removed in Rails 6.0." - arel.public_send(method, *args, &block) else super end @@ -141,7 +121,7 @@ module ActiveRecord private def respond_to_missing?(method, _) - super || @klass.respond_to?(method) || arel.respond_to?(method) + super || @klass.respond_to?(method) end end end diff --git a/activerecord/lib/active_record/relation/finder_methods.rb b/activerecord/lib/active_record/relation/finder_methods.rb index afaa900442..e2efd4aa0d 100644 --- a/activerecord/lib/active_record/relation/finder_methods.rb +++ b/activerecord/lib/active_record/relation/finder_methods.rb @@ -7,8 +7,8 @@ module ActiveRecord ONE_AS_ONE = "1 AS one" # Find by id - This can either be a specific id (1), a list of ids (1, 5, 6), or an array of ids ([5, 6, 10]). - # If one or more records can not be found for the requested ids, then RecordNotFound will be raised. If the primary key - # is an integer, find by id coerces its arguments using +to_i+. + # If one or more records cannot be found for the requested ids, then ActiveRecord::RecordNotFound will be raised. + # If the primary key is an integer, find by id coerces its arguments by using +to_i+. # # Person.find(1) # returns the object for ID = 1 # Person.find("1") # returns the object for ID = 1 @@ -79,17 +79,12 @@ module ActiveRecord # Post.find_by "published_at < ?", 2.weeks.ago def find_by(arg, *args) where(arg, *args).take - rescue ::RangeError - nil end # 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.new("Couldn't find #{@klass.name} with an out of range value", - @klass.name, @klass.primary_key) end # Gives a record (or N records if a parameter is supplied) without any implied @@ -319,9 +314,7 @@ module ActiveRecord relation = construct_relation_for_exists(conditions) - skip_query_cache_if_necessary { connection.select_value(relation.arel, "#{name} Exists") } ? true : false - rescue ::RangeError - false + skip_query_cache_if_necessary { connection.select_one(relation.arel, "#{name} Exists") } ? true : false end # This method is called whenever no records are found with either a single @@ -359,7 +352,13 @@ module ActiveRecord end def construct_relation_for_exists(conditions) - relation = except(:select, :distinct, :order)._select!(ONE_AS_ONE).limit!(1) + conditions = sanitize_forbidden_attributes(conditions) + + if distinct_value && offset_value + relation = limit(1) + else + relation = except(:select, :distinct, :order)._select!(ONE_AS_ONE).limit!(1) + end case conditions when Array, Hash @@ -432,9 +431,6 @@ module ActiveRecord else find_some(ids) end - rescue ::RangeError - error_message = "Couldn't find #{model_name} with an out of range ID" - raise RecordNotFound.new(error_message, model_name, primary_key, ids) end def find_one(id) @@ -550,8 +546,8 @@ module ActiveRecord end def ordered_relation - if order_values.empty? && primary_key - order(arel_attribute(primary_key).asc) + if order_values.empty? && (implicit_order_column || primary_key) + order(arel_attribute(implicit_order_column || primary_key).asc) else self end diff --git a/activerecord/lib/active_record/relation/predicate_builder.rb b/activerecord/lib/active_record/relation/predicate_builder.rb index b59ff912fe..240de3bb69 100644 --- a/activerecord/lib/active_record/relation/predicate_builder.rb +++ b/activerecord/lib/active_record/relation/predicate_builder.rb @@ -90,16 +90,21 @@ module ActiveRecord queries.reduce(&:or) elsif table.aggregated_with?(key) mapping = table.reflect_on_aggregation(key).mapping - queries = Array.wrap(value).map do |object| - mapping.map do |field_attr, aggregate_attr| - if mapping.size == 1 && !object.respond_to?(aggregate_attr) - build(table.arel_attribute(field_attr), object) - else - build(table.arel_attribute(field_attr), object.send(aggregate_attr)) - end - end.reduce(&:and) + values = value.nil? ? [nil] : Array.wrap(value) + if mapping.length == 1 || values.empty? + column_name, aggr_attr = mapping.first + values = values.map do |object| + object.respond_to?(aggr_attr) ? object.public_send(aggr_attr) : object + end + build(table.arel_attribute(column_name), values) + else + queries = values.map do |object| + mapping.map do |field_attr, aggregate_attr| + build(table.arel_attribute(field_attr), object.try!(aggregate_attr)) + end.reduce(&:and) + end + queries.reduce(&:or) end - queries.reduce(&:or) else build(table.arel_attribute(key), value) end diff --git a/activerecord/lib/active_record/relation/predicate_builder/range_handler.rb b/activerecord/lib/active_record/relation/predicate_builder/range_handler.rb index 44bb2c7ab6..2ea27c8490 100644 --- a/activerecord/lib/active_record/relation/predicate_builder/range_handler.rb +++ b/activerecord/lib/active_record/relation/predicate_builder/range_handler.rb @@ -3,11 +3,7 @@ module ActiveRecord class PredicateBuilder class RangeHandler # :nodoc: - class RangeWithBinds < Struct.new(:begin, :end) - def exclude_end? - false - end - end + RangeWithBinds = Struct.new(:begin, :end, :exclude_end?) def initialize(predicate_builder) @predicate_builder = predicate_builder @@ -16,22 +12,7 @@ module ActiveRecord def call(attribute, value) begin_bind = predicate_builder.build_bind_attribute(attribute.name, value.begin) end_bind = predicate_builder.build_bind_attribute(attribute.name, value.end) - - if begin_bind.value.infinity? - if end_bind.value.infinity? - attribute.not_in([]) - elsif value.exclude_end? - attribute.lt(end_bind) - else - attribute.lteq(end_bind) - end - elsif end_bind.value.infinity? - attribute.gteq(begin_bind) - elsif value.exclude_end? - attribute.gteq(begin_bind).and(attribute.lt(end_bind)) - else - attribute.between(RangeWithBinds.new(begin_bind, end_bind)) - end + attribute.between(RangeWithBinds.new(begin_bind, end_bind, value.exclude_end?)) end private diff --git a/activerecord/lib/active_record/relation/query_attribute.rb b/activerecord/lib/active_record/relation/query_attribute.rb index f64bd30d38..cd18f27330 100644 --- a/activerecord/lib/active_record/relation/query_attribute.rb +++ b/activerecord/lib/active_record/relation/query_attribute.rb @@ -18,24 +18,31 @@ module ActiveRecord end def nil? - !value_before_type_cast.is_a?(StatementCache::Substitute) && - (value_before_type_cast.nil? || value_for_database.nil?) + unless value_before_type_cast.is_a?(StatementCache::Substitute) + value_before_type_cast.nil? || + type.respond_to?(:subtype, true) && value_for_database.nil? + end + rescue ::RangeError end - def boundable? - return @_boundable if defined?(@_boundable) - nil? - @_boundable = true + def infinite? + infinity?(value_before_type_cast) || infinity?(value_for_database) rescue ::RangeError - @_boundable = false end - def infinity? - _infinity?(value_before_type_cast) || boundable? && _infinity?(value_for_database) + def unboundable? + if defined?(@_unboundable) + @_unboundable + else + value_for_database unless value_before_type_cast.is_a?(StatementCache::Substitute) + @_unboundable = nil + end + rescue ::RangeError + @_unboundable = type.cast(value_before_type_cast) <=> 0 end private - def _infinity?(value) + def infinity?(value) value.respond_to?(:infinite?) && value.infinite? end end diff --git a/activerecord/lib/active_record/relation/query_methods.rb b/activerecord/lib/active_record/relation/query_methods.rb index eb80aab701..6f0f2125dc 100644 --- a/activerecord/lib/active_record/relation/query_methods.rb +++ b/activerecord/lib/active_record/relation/query_methods.rb @@ -240,6 +240,27 @@ module ActiveRecord self end + # Allows you to change a previously set select statement. + # + # Post.select(:title, :body) + # # SELECT `posts`.`title`, `posts`.`body` FROM `posts` + # + # Post.select(:title, :body).reselect(:created_at) + # # SELECT `posts`.`created_at` FROM `posts` + # + # This is short-hand for <tt>unscope(:select).select(fields)</tt>. + # Note that we're unscoping the entire select statement. + def reselect(*args) + check_if_method_has_arguments!(:reselect, args) + spawn.reselect!(*args) + end + + # Same as #reselect but operates on relation in-place instead of copying. + def reselect!(*args) # :nodoc: + self.select_values = args + self + end + # Allows to specify a group attribute: # # User.group(:name) @@ -328,8 +349,8 @@ module ActiveRecord end VALID_UNSCOPING_VALUES = Set.new([:where, :select, :group, :order, :lock, - :limit, :offset, :joins, :left_outer_joins, - :includes, :from, :readonly, :having]) + :limit, :offset, :joins, :left_outer_joins, :annotate, + :includes, :from, :readonly, :having, :optimizer_hints]) # Removes an unwanted relation that is already defined on a chain of relations. # This is useful when passing around chains of relations and would like to @@ -880,6 +901,29 @@ module ActiveRecord self end + # Specify optimizer hints to be used in the SELECT statement. + # + # Example (for MySQL): + # + # Topic.optimizer_hints("MAX_EXECUTION_TIME(50000)", "NO_INDEX_MERGE(topics)") + # # SELECT /*+ MAX_EXECUTION_TIME(50000) NO_INDEX_MERGE(topics) */ `topics`.* FROM `topics` + # + # Example (for PostgreSQL with pg_hint_plan): + # + # Topic.optimizer_hints("SeqScan(topics)", "Parallel(topics 8)") + # # SELECT /*+ SeqScan(topics) Parallel(topics 8) */ "topics".* FROM "topics" + def optimizer_hints(*args) + check_if_method_has_arguments!(:optimizer_hints, args) + spawn.optimizer_hints!(*args) + end + + def optimizer_hints!(*args) # :nodoc: + args.flatten! + + self.optimizer_hints_values += args + self + end + # Reverse the existing order clause on the relation. # # User.order('name ASC').reverse_order # generated SQL has 'ORDER BY name DESC' @@ -904,6 +948,26 @@ module ActiveRecord self end + # Adds an SQL comment to queries generated from this relation. For example: + # + # User.annotate("selecting user names").select(:name) + # # SELECT "users"."name" FROM "users" /* selecting user names */ + # + # User.annotate("selecting", "user", "names").select(:name) + # # SELECT "users"."name" FROM "users" /* selecting */ /* user */ /* names */ + # + # The SQL block comment delimiters, "/*" and "*/", will be added automatically. + def annotate(*args) + check_if_method_has_arguments!(:annotate, args) + spawn.annotate!(*args) + end + + # Like #annotate, but modifies relation in place. + def annotate!(*args) # :nodoc: + self.annotate_values += args + self + end + # Returns the Arel object associated with the relation. def arel(aliases = nil) # :nodoc: @arel ||= build_arel(aliases) @@ -956,9 +1020,11 @@ module ActiveRecord build_select(arel) + arel.optimizer_hints(*optimizer_hints_values) unless optimizer_hints_values.empty? arel.distinct(distinct_value) arel.from(build_from) unless from_clause.empty? arel.lock(lock_value) if lock_value + arel.comment(*annotate_values) unless annotate_values.empty? arel end @@ -1052,11 +1118,13 @@ module ActiveRecord def arel_columns(columns) columns.flat_map do |field| - if (Symbol === field || String === field) && (klass.has_attribute?(field) || klass.attribute_alias?(field)) && !from_clause.value - arel_attribute(field) - elsif Symbol === field - connection.quote_table_name(field.to_s) - elsif Proc === field + case field + when Symbol + field = field.to_s + arel_column(field) { connection.quote_table_name(field) } + when String + arel_column(field) { field } + when Proc field.call else field @@ -1064,6 +1132,21 @@ module ActiveRecord end end + def arel_column(field) + field = klass.attribute_alias(field) if klass.attribute_alias?(field) + from = from_clause.name || from_clause.value + + if klass.columns_hash.key?(field) && (!from || table_name_matches?(from)) + arel_attribute(field) + else + yield + end + end + + def table_name_matches?(from) + /(?:\A|(?<!FROM)\s)(?:\b#{table.name}\b|#{connection.quote_table_name(table.name)})(?!\.)/i.match?(from.to_s) + end + def reverse_sql_order(order_query) if order_query.empty? return [arel_attribute(primary_key).desc] if primary_key @@ -1079,7 +1162,7 @@ module ActiveRecord o.reverse when String if does_not_support_reverse?(o) - raise IrreversibleOrderError, "Order #{o.inspect} can not be reversed automatically" + raise IrreversibleOrderError, "Order #{o.inspect} cannot be reversed automatically" end o.split(",").map! do |s| s.strip! @@ -1099,7 +1182,7 @@ module ActiveRecord # Uses SQL function with multiple arguments. (order.include?(",") && order.split(",").find { |section| section.count("(") != section.count(")") }) || # Uses "nulls first" like construction. - /nulls (first|last)\Z/i.match?(order) + /\bnulls\s+(?:first|last)\b/i.match?(order) end def build_order(arel) @@ -1145,14 +1228,20 @@ module ActiveRecord order_args.map! do |arg| case arg when Symbol - arel_attribute(arg).asc + arg = arg.to_s + arel_column(arg) { + Arel.sql(connection.quote_table_name(arg)) + }.asc when Hash arg.map { |field, dir| case field when Arel::Nodes::SqlLiteral field.send(dir.downcase) else - arel_attribute(field).send(dir.downcase) + field = field.to_s + arel_column(field) { + Arel.sql(connection.quote_table_name(field)) + }.send(dir.downcase) end } else diff --git a/activerecord/lib/active_record/relation/spawn_methods.rb b/activerecord/lib/active_record/relation/spawn_methods.rb index 562e04194c..efc4b447aa 100644 --- a/activerecord/lib/active_record/relation/spawn_methods.rb +++ b/activerecord/lib/active_record/relation/spawn_methods.rb @@ -8,7 +8,7 @@ module ActiveRecord module SpawnMethods # This is overridden by Associations::CollectionProxy def spawn #:nodoc: - clone + already_in_scope? ? klass.all : clone end # Merges in the conditions from <tt>other</tt>, if <tt>other</tt> is an ActiveRecord::Relation. diff --git a/activerecord/lib/active_record/relation/where_clause.rb b/activerecord/lib/active_record/relation/where_clause.rb index a502713e56..47728aac30 100644 --- a/activerecord/lib/active_record/relation/where_clause.rb +++ b/activerecord/lib/active_record/relation/where_clause.rb @@ -125,6 +125,10 @@ module ActiveRecord raise ArgumentError, "Invalid argument for .where.not(), got nil." when Arel::Nodes::In Arel::Nodes::NotIn.new(node.left, node.right) + when Arel::Nodes::IsNotDistinctFrom + Arel::Nodes::IsDistinctFrom.new(node.left, node.right) + when Arel::Nodes::IsDistinctFrom + Arel::Nodes::IsNotDistinctFrom.new(node.left, node.right) when Arel::Nodes::Equality Arel::Nodes::NotEqual.new(node.left, node.right) when String @@ -136,11 +140,7 @@ module ActiveRecord def except_predicates(columns) predicates.reject do |node| - case node - when Arel::Nodes::Between, Arel::Nodes::In, Arel::Nodes::NotIn, Arel::Nodes::Equality, Arel::Nodes::NotEqual, Arel::Nodes::LessThan, Arel::Nodes::LessThanOrEqual, Arel::Nodes::GreaterThan, Arel::Nodes::GreaterThanOrEqual - subrelation = (node.left.kind_of?(Arel::Attributes::Attribute) ? node.left : node.right) - columns.include?(subrelation.name.to_s) - end + Arel.fetch_attribute(node) { |attr| columns.include?(attr.name.to_s) } end end diff --git a/activerecord/lib/active_record/sanitization.rb b/activerecord/lib/active_record/sanitization.rb index 3485d9e557..750766714d 100644 --- a/activerecord/lib/active_record/sanitization.rb +++ b/activerecord/lib/active_record/sanitization.rb @@ -134,43 +134,6 @@ module ActiveRecord end private - # Accepts a hash of SQL conditions and replaces those attributes - # 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 - # - # Then: - # - # { address: Address.new("813 abc st.", "chicago") } - # # => { address_street: "813 abc st.", address_city: "chicago" } - def expand_hash_conditions_for_aggregates(attrs) # :doc: - expanded_attrs = {} - attrs.each do |attr, value| - if aggregation = reflect_on_aggregation(attr.to_sym) - mapping = aggregation.mapping - mapping.each do |field_attr, aggregate_attr| - expanded_attrs[field_attr] = if value.is_a?(Array) - value.map { |it| it.send(aggregate_attr) } - elsif mapping.size == 1 && !value.respond_to?(aggregate_attr) - value - else - value.send(aggregate_attr) - end - end - else - expanded_attrs[attr] = value - end - end - expanded_attrs - end - deprecate :expand_hash_conditions_for_aggregates - def replace_bind_variables(statement, values) raise_if_bind_arity_mismatch(statement, statement.count("?"), values.size) bound = values.dup @@ -202,10 +165,11 @@ module ActiveRecord def quote_bound_value(value, c = connection) if value.respond_to?(:map) && !value.acts_like?(:string) - if value.respond_to?(:empty?) && value.empty? + quoted = value.map { |v| c.quote(v) } + if quoted.empty? c.quote(nil) else - value.map { |v| c.quote(v) }.join(",") + quoted.join(",") end else c.quote(value) diff --git a/activerecord/lib/active_record/schema.rb b/activerecord/lib/active_record/schema.rb index 216359867c..76bf53387d 100644 --- a/activerecord/lib/active_record/schema.rb +++ b/activerecord/lib/active_record/schema.rb @@ -51,20 +51,11 @@ module ActiveRecord if info[:version].present? ActiveRecord::SchemaMigration.create_table - connection.assume_migrated_upto_version(info[:version], migrations_paths) + connection.assume_migrated_upto_version(info[:version]) end ActiveRecord::InternalMetadata.create_table ActiveRecord::InternalMetadata[:environment] = connection.migration_context.current_environment end - - private - # Returns the migrations paths. - # - # ActiveRecord::Schema.new.migrations_paths - # # => ["db/migrate"] # Rails migration path by default. - def migrations_paths - ActiveRecord::Migrator.migrations_paths - end end end diff --git a/activerecord/lib/active_record/schema_migration.rb b/activerecord/lib/active_record/schema_migration.rb index f2d8b038fa..1fca1a18f6 100644 --- a/activerecord/lib/active_record/schema_migration.rb +++ b/activerecord/lib/active_record/schema_migration.rb @@ -10,6 +10,10 @@ module ActiveRecord # to be executed the next time. class SchemaMigration < ActiveRecord::Base # :nodoc: class << self + def _internal? + true + end + def primary_key "version" end diff --git a/activerecord/lib/active_record/scoping.rb b/activerecord/lib/active_record/scoping.rb index 9eba1254a4..35e9dcbffc 100644 --- a/activerecord/lib/active_record/scoping.rb +++ b/activerecord/lib/active_record/scoping.rb @@ -23,14 +23,13 @@ module ActiveRecord current_scope end - private - def current_scope(skip_inherited_scope = false) - ScopeRegistry.value_for(:current_scope, self, skip_inherited_scope) - end + def current_scope(skip_inherited_scope = false) + ScopeRegistry.value_for(:current_scope, self, skip_inherited_scope) + end - def current_scope=(scope) - ScopeRegistry.set_value_for(:current_scope, self, scope) - end + def current_scope=(scope) + ScopeRegistry.set_value_for(:current_scope, self, scope) + end end def populate_with_current_scope_attributes # :nodoc: diff --git a/activerecord/lib/active_record/scoping/default.rb b/activerecord/lib/active_record/scoping/default.rb index 6caf9b3251..87bcfd5181 100644 --- a/activerecord/lib/active_record/scoping/default.rb +++ b/activerecord/lib/active_record/scoping/default.rb @@ -31,14 +31,7 @@ module ActiveRecord # Post.limit(10) # Fires "SELECT * FROM posts LIMIT 10" # } def unscoped - block_given? ? _scoping(relation) { yield } : relation - end - - def _scoping(relation) # :nodoc: - previous, self.current_scope = current_scope(true), relation - yield - ensure - self.current_scope = previous + block_given? ? relation.scoping { yield } : relation end # Are there attributes associated with this scope? @@ -93,8 +86,8 @@ module ActiveRecord # # Should return a scope, you can call 'super' here etc. # end # end - def default_scope(scope = nil) # :doc: - scope = Proc.new if block_given? + def default_scope(scope = nil, &block) # :doc: + scope = block if block_given? if scope.is_a?(Relation) || !scope.respond_to?(:call) raise ArgumentError, @@ -107,7 +100,7 @@ module ActiveRecord self.default_scopes += [scope] end - def build_default_scope(base_rel = nil) + def build_default_scope(relation = relation()) return if abstract_class? if default_scope_override.nil? @@ -118,15 +111,14 @@ module ActiveRecord # The user has defined their own default scope method, so call that evaluate_default_scope do if scope = default_scope - (base_rel ||= relation).merge!(scope) + relation.merge!(scope) end end elsif default_scopes.any? - base_rel ||= relation evaluate_default_scope do - default_scopes.inject(base_rel) do |default_scope, scope| + default_scopes.inject(relation) do |default_scope, scope| scope = scope.respond_to?(:to_proc) ? scope : scope.method(:call) - default_scope.merge!(base_rel.instance_exec(&scope)) + default_scope.instance_exec(&scope) || default_scope end end end diff --git a/activerecord/lib/active_record/scoping/named.rb b/activerecord/lib/active_record/scoping/named.rb index d5cc5db97e..681a5c6250 100644 --- a/activerecord/lib/active_record/scoping/named.rb +++ b/activerecord/lib/active_record/scoping/named.rb @@ -27,6 +27,14 @@ module ActiveRecord scope = current_scope if scope + if scope._deprecated_scope_source + ActiveSupport::Deprecation.warn(<<~MSG.squish) + Class level methods will no longer inherit scoping from `#{scope._deprecated_scope_source}` + in Rails 6.1. To continue using the scoped relation, pass it into the block directly. + To instead access the full set of models, as Rails 6.1 will, use `#{name}.unscoped`. + MSG + end + if self == scope.klass scope.clone else @@ -179,13 +187,13 @@ module ActiveRecord extension = Module.new(&block) if block if body.respond_to?(:to_proc) - singleton_class.send(:define_method, name) do |*args| - scope = all._exec_scope(*args, &body) + singleton_class.define_method(name) do |*args| + scope = all._exec_scope(name, *args, &body) scope = scope.extending(extension) if extension scope end else - singleton_class.send(:define_method, name) do |*args| + singleton_class.define_method(name) do |*args| scope = body.call(*args) || all scope = scope.extending(extension) if extension scope diff --git a/activerecord/lib/active_record/statement_cache.rb b/activerecord/lib/active_record/statement_cache.rb index 1b1736dcab..93bce15230 100644 --- a/activerecord/lib/active_record/statement_cache.rb +++ b/activerecord/lib/active_record/statement_cache.rb @@ -113,8 +113,8 @@ module ActiveRecord end end - def self.create(connection, block = Proc.new) - relation = block.call Params.new + def self.create(connection, callable = nil, &block) + relation = (callable || block).call Params.new query_builder, binds = connection.cacheable_query(self, relation.arel) bind_map = BindMap.new(binds) new(query_builder, bind_map, relation.klass) @@ -132,6 +132,8 @@ module ActiveRecord sql = query_builder.sql_for bind_values, connection klass.find_by_sql(sql, bind_values, preparable: true, &block) + rescue ::RangeError + nil end def self.unsupported_value?(value) diff --git a/activerecord/lib/active_record/tasks/database_tasks.rb b/activerecord/lib/active_record/tasks/database_tasks.rb index 27e401a756..155d2b0b98 100644 --- a/activerecord/lib/active_record/tasks/database_tasks.rb +++ b/activerecord/lib/active_record/tasks/database_tasks.rb @@ -142,7 +142,7 @@ module ActiveRecord end def for_each - databases = Rails.application.config.database_configuration + databases = Rails.application.config.load_database_yaml database_configs = ActiveRecord::DatabaseConfigurations.new(databases).configs_for(env_name: Rails.env) # if this is a single database application we don't want tasks for each primary database @@ -182,6 +182,25 @@ module ActiveRecord } end + def truncate_tables(configuration) + ActiveRecord::Base.connected_to(database: { truncation: configuration }) do + table_names = ActiveRecord::Base.connection.tables + table_names -= [ + ActiveRecord::Base.schema_migrations_table_name, + ActiveRecord::Base.internal_metadata_table_name + ] + + ActiveRecord::Base.connection.truncate_tables(*table_names) + end + end + private :truncate_tables + + def truncate_all(environment = env) + ActiveRecord::Base.configurations.configs_for(env_name: environment).each do |db_config| + truncate_tables db_config.config + end + end + def migrate check_target_version diff --git a/activerecord/lib/active_record/test_fixtures.rb b/activerecord/lib/active_record/test_fixtures.rb index 7b7b3f7112..8c60d71669 100644 --- a/activerecord/lib/active_record/test_fixtures.rb +++ b/activerecord/lib/active_record/test_fixtures.rb @@ -122,7 +122,7 @@ module ActiveRecord # Begin transactions for connections already established @fixture_connections = enlist_fixture_connections @fixture_connections.each do |connection| - connection.begin_transaction joinable: false + connection.begin_transaction joinable: false, _lazy: false connection.pool.lock_thread = true if lock_threads end @@ -138,7 +138,7 @@ module ActiveRecord end if connection && !@fixture_connections.include?(connection) - connection.begin_transaction joinable: false + connection.begin_transaction joinable: false, _lazy: false connection.pool.lock_thread = true if lock_threads @fixture_connections << connection end @@ -173,10 +173,33 @@ module ActiveRecord end def enlist_fixture_connections + setup_shared_connection_pool + ActiveRecord::Base.connection_handler.connection_pool_list.map(&:connection) end private + + # Shares the writing connection pool with connections on + # other handlers. + # + # In an application with a primary and replica the test fixtures + # need to share a connection pool so that the reading connection + # can see data in the open transaction on the writing connection. + def setup_shared_connection_pool + writing_handler = ActiveRecord::Base.connection_handler + + ActiveRecord::Base.connection_handlers.values.each do |handler| + if handler != writing_handler + handler.connection_pool_list.each do |pool| + name = pool.spec.name + writing_connection = writing_handler.retrieve_connection_pool(name) + handler.send(:owner_to_pool)[name] = writing_connection + end + end + end + end + def load_fixtures(config) fixtures = ActiveRecord::FixtureSet.create_fixtures(fixture_path, fixture_table_names, fixture_class_names, config) Hash[fixtures.map { |f| [f.name, f] }] diff --git a/activerecord/lib/active_record/timestamp.rb b/activerecord/lib/active_record/timestamp.rb index d32f971ad1..04a1c03474 100644 --- a/activerecord/lib/active_record/timestamp.rb +++ b/activerecord/lib/active_record/timestamp.rb @@ -56,7 +56,7 @@ module ActiveRecord def touch_attributes_with_time(*names, time: nil) attribute_names = timestamp_attributes_for_update_in_model attribute_names |= names.map(&:to_s) - attribute_names.index_with(time ||= current_time_from_proper_timezone) + attribute_names.index_with(time || current_time_from_proper_timezone) end private @@ -101,8 +101,8 @@ module ActiveRecord super end - def _update_record(*args, touch: true, **options) - if touch && should_record_timestamps? + def _update_record + if @_touch_record && should_record_timestamps? current_time = current_time_from_proper_timezone timestamp_attributes_for_update_in_model.each do |column| @@ -110,7 +110,13 @@ module ActiveRecord _write_attribute(column, current_time) end end - super(*args) + + super + end + + def create_or_update(touch: true, **) + @_touch_record = touch + super end def should_record_timestamps? @@ -133,11 +139,10 @@ module ActiveRecord self.class.send(:current_time_from_proper_timezone) end - def max_updated_column_timestamp(timestamp_names = timestamp_attributes_for_update_in_model) - timestamp_names - .map { |attr| self[attr] } + def max_updated_column_timestamp + timestamp_attributes_for_update_in_model + .map { |attr| self[attr]&.to_time } .compact - .map(&:to_time) .max end diff --git a/activerecord/lib/active_record/transactions.rb b/activerecord/lib/active_record/transactions.rb index c5d5fca672..fe3842b905 100644 --- a/activerecord/lib/active_record/transactions.rb +++ b/activerecord/lib/active_record/transactions.rb @@ -375,10 +375,6 @@ module ActiveRecord raise ActiveRecord::Rollback unless status end status - ensure - if @transaction_state && @transaction_state.committed? - clear_transaction_record_state - end end private diff --git a/activerecord/lib/active_record/type.rb b/activerecord/lib/active_record/type.rb index c303186ef2..03d00006b7 100644 --- a/activerecord/lib/active_record/type.rb +++ b/activerecord/lib/active_record/type.rb @@ -48,12 +48,11 @@ module ActiveRecord private - def current_adapter_name - ActiveRecord::Base.connection.adapter_name.downcase.to_sym - end + def current_adapter_name + ActiveRecord::Base.connection.adapter_name.downcase.to_sym + end end - Helpers = ActiveModel::Type::Helpers BigInteger = ActiveModel::Type::BigInteger Binary = ActiveModel::Type::Binary Boolean = ActiveModel::Type::Boolean diff --git a/activerecord/lib/active_record/validations/uniqueness.rb b/activerecord/lib/active_record/validations/uniqueness.rb index 5a1dbc8e53..2c3a2fb797 100644 --- a/activerecord/lib/active_record/validations/uniqueness.rb +++ b/activerecord/lib/active_record/validations/uniqueness.rb @@ -12,7 +12,7 @@ module ActiveRecord raise ArgumentError, "#{options[:scope]} is not supported format for :scope option. " \ "Pass a symbol or an array of symbols instead: `scope: :user_id`" end - super({ case_sensitive: true }.merge!(options)) + super @klass = options[:class] end @@ -25,7 +25,7 @@ module ActiveRecord if finder_class.primary_key relation = relation.where.not(finder_class.primary_key => record.id_in_database) else - raise UnknownPrimaryKey.new(finder_class, "Can not validate uniqueness for persisted record without primary key.") + raise UnknownPrimaryKey.new(finder_class, "Cannot validate uniqueness for persisted record without primary key.") end end relation = scope_relation(record, relation) @@ -56,33 +56,21 @@ module ActiveRecord end def build_relation(klass, attribute, value) - if reflection = klass._reflect_on_association(attribute) - attribute = reflection.foreign_key - value = value.attributes[reflection.klass.primary_key] unless value.nil? - end - - if value.nil? - return klass.unscoped.where!(attribute => value) - end - - # the attribute may be an aliased attribute - if klass.attribute_alias?(attribute) - attribute = klass.attribute_alias(attribute) + relation = klass.unscoped + comparison = relation.bind_attribute(attribute, value) do |attr, bind| + return relation.none! if bind.unboundable? + + if !options.key?(:case_sensitive) || bind.nil? + klass.connection.default_uniqueness_comparison(attr, bind, klass) + elsif options[:case_sensitive] + klass.connection.case_sensitive_comparison(attr, bind) + else + # will use SQL LOWER function before comparison, unless it detects a case insensitive collation + klass.connection.case_insensitive_comparison(attr, bind) + end end - attribute_name = attribute.to_s - value = klass.predicate_builder.build_bind_attribute(attribute_name, value) - - table = klass.arel_table - column = klass.columns_hash[attribute_name] - - comparison = if !options[:case_sensitive] - # 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) + relation.where!(comparison) end def scope_relation(record, relation) diff --git a/activerecord/lib/arel.rb b/activerecord/lib/arel.rb index dab785738e..361cd915cc 100644 --- a/activerecord/lib/arel.rb +++ b/activerecord/lib/arel.rb @@ -13,7 +13,6 @@ require "arel/alias_predication" require "arel/order_predications" require "arel/table" require "arel/attributes" -require "arel/compatibility/wheres" require "arel/visitors" require "arel/collectors/sql_string" @@ -40,6 +39,13 @@ module Arel # :nodoc: all value.is_a?(Arel::Node) || value.is_a?(Arel::Attribute) || value.is_a?(Arel::Nodes::SqlLiteral) end + def self.fetch_attribute(value) + case value + when Arel::Nodes::Between, Arel::Nodes::In, Arel::Nodes::NotIn, Arel::Nodes::Equality, Arel::Nodes::NotEqual, Arel::Nodes::LessThan, Arel::Nodes::LessThanOrEqual, Arel::Nodes::GreaterThan, Arel::Nodes::GreaterThanOrEqual + yield value.left.is_a?(Arel::Attributes::Attribute) ? value.left : value.right + end + end + ## Convenience Alias Node = Arel::Nodes::Node end diff --git a/activerecord/lib/arel/compatibility/wheres.rb b/activerecord/lib/arel/compatibility/wheres.rb deleted file mode 100644 index c8a73f0dae..0000000000 --- a/activerecord/lib/arel/compatibility/wheres.rb +++ /dev/null @@ -1,35 +0,0 @@ -# frozen_string_literal: true - -module Arel # :nodoc: all - module Compatibility # :nodoc: - class Wheres # :nodoc: - include Enumerable - - module Value # :nodoc: - attr_accessor :visitor - def value - visitor.accept self - end - - def name - super.to_sym - end - end - - def initialize(engine, collection) - @engine = engine - @collection = collection - end - - def each - to_sql = Visitors::ToSql.new @engine - - @collection.each { |c| - c.extend(Value) - c.visitor = to_sql - yield c - } - end - end - end -end diff --git a/activerecord/lib/arel/insert_manager.rb b/activerecord/lib/arel/insert_manager.rb index c90fc33a48..cb31e3060b 100644 --- a/activerecord/lib/arel/insert_manager.rb +++ b/activerecord/lib/arel/insert_manager.rb @@ -33,13 +33,13 @@ module Arel # :nodoc: all @ast.columns << column values << value end - @ast.values = create_values values, @ast.columns + @ast.values = create_values(values) end self end - def create_values(values, columns) - Nodes::Values.new values, columns + def create_values(values) + Nodes::ValuesList.new([values]) end def create_values_list(rows) diff --git a/activerecord/lib/arel/nodes.rb b/activerecord/lib/arel/nodes.rb index 5af0e532e2..f994754620 100644 --- a/activerecord/lib/arel/nodes.rb +++ b/activerecord/lib/arel/nodes.rb @@ -45,7 +45,6 @@ require "arel/nodes/and" require "arel/nodes/function" require "arel/nodes/count" require "arel/nodes/extract" -require "arel/nodes/values" require "arel/nodes/values_list" require "arel/nodes/named_function" @@ -62,6 +61,8 @@ require "arel/nodes/outer_join" require "arel/nodes/right_outer_join" require "arel/nodes/string_join" +require "arel/nodes/comment" + require "arel/nodes/sql_literal" require "arel/nodes/casted" diff --git a/activerecord/lib/arel/nodes/and.rb b/activerecord/lib/arel/nodes/and.rb index c530a77bfb..bf516db35f 100644 --- a/activerecord/lib/arel/nodes/and.rb +++ b/activerecord/lib/arel/nodes/and.rb @@ -2,7 +2,7 @@ module Arel # :nodoc: all module Nodes - class And < Arel::Nodes::Node + class And < Arel::Nodes::NodeExpression attr_reader :children def initialize(children) diff --git a/activerecord/lib/arel/nodes/bind_param.rb b/activerecord/lib/arel/nodes/bind_param.rb index ba8340558a..344e46479f 100644 --- a/activerecord/lib/arel/nodes/bind_param.rb +++ b/activerecord/lib/arel/nodes/bind_param.rb @@ -24,8 +24,12 @@ module Arel # :nodoc: all value.nil? end - def boundable? - !value.respond_to?(:boundable?) || value.boundable? + def infinite? + value.respond_to?(:infinite?) && value.infinite? + end + + def unboundable? + value.respond_to?(:unboundable?) && value.unboundable? end end end diff --git a/activerecord/lib/arel/nodes/case.rb b/activerecord/lib/arel/nodes/case.rb index 654a54825e..1c4b727bf6 100644 --- a/activerecord/lib/arel/nodes/case.rb +++ b/activerecord/lib/arel/nodes/case.rb @@ -2,7 +2,7 @@ module Arel # :nodoc: all module Nodes - class Case < Arel::Nodes::Node + class Case < Arel::Nodes::NodeExpression attr_accessor :case, :conditions, :default def initialize(expression = nil, default = nil) diff --git a/activerecord/lib/arel/nodes/casted.rb b/activerecord/lib/arel/nodes/casted.rb index c1e6e97d6d..6e911b717d 100644 --- a/activerecord/lib/arel/nodes/casted.rb +++ b/activerecord/lib/arel/nodes/casted.rb @@ -27,6 +27,10 @@ module Arel # :nodoc: all class Quoted < Arel::Nodes::Unary # :nodoc: alias :val :value def nil?; val.nil?; end + + def infinite? + value.respond_to?(:infinite?) && value.infinite? + end end def self.build_quoted(other, attribute = nil) diff --git a/activerecord/lib/arel/nodes/comment.rb b/activerecord/lib/arel/nodes/comment.rb new file mode 100644 index 0000000000..237ff27e7e --- /dev/null +++ b/activerecord/lib/arel/nodes/comment.rb @@ -0,0 +1,29 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Nodes + class Comment < Arel::Nodes::Node + attr_reader :values + + def initialize(values) + super() + @values = values + end + + def initialize_copy(other) + super + @values = @values.clone + end + + def hash + [@values].hash + end + + def eql?(other) + self.class == other.class && + self.values == other.values + end + alias :== :eql? + end + end +end diff --git a/activerecord/lib/arel/nodes/delete_statement.rb b/activerecord/lib/arel/nodes/delete_statement.rb index a419975335..56249b2bad 100644 --- a/activerecord/lib/arel/nodes/delete_statement.rb +++ b/activerecord/lib/arel/nodes/delete_statement.rb @@ -3,7 +3,7 @@ module Arel # :nodoc: all module Nodes class DeleteStatement < Arel::Nodes::Node - attr_accessor :left, :right, :orders, :limit, :offset, :key + attr_accessor :left, :right, :orders, :limit, :offset, :key, :comment alias :relation :left alias :relation= :left= @@ -18,16 +18,18 @@ module Arel # :nodoc: all @limit = nil @offset = nil @key = nil + @comment = nil end def initialize_copy(other) super @left = @left.clone if @left @right = @right.clone if @right + @comment = @comment.clone if @comment end def hash - [self.class, @left, @right, @orders, @limit, @offset, @key].hash + [self.class, @left, @right, @orders, @limit, @offset, @key, @comment].hash end def eql?(other) @@ -37,7 +39,8 @@ module Arel # :nodoc: all self.orders == other.orders && self.limit == other.limit && self.offset == other.offset && - self.key == other.key + self.key == other.key && + self.comment == other.comment end alias :== :eql? end diff --git a/activerecord/lib/arel/nodes/equality.rb b/activerecord/lib/arel/nodes/equality.rb index 2aa85a977e..551d56c2ff 100644 --- a/activerecord/lib/arel/nodes/equality.rb +++ b/activerecord/lib/arel/nodes/equality.rb @@ -7,5 +7,12 @@ module Arel # :nodoc: all alias :operand1 :left alias :operand2 :right end + + %w{ + IsDistinctFrom + IsNotDistinctFrom + }.each do |name| + const_set name, Class.new(Equality) + end end end diff --git a/activerecord/lib/arel/nodes/insert_statement.rb b/activerecord/lib/arel/nodes/insert_statement.rb index d28fd1f6c8..8430dd23da 100644 --- a/activerecord/lib/arel/nodes/insert_statement.rb +++ b/activerecord/lib/arel/nodes/insert_statement.rb @@ -3,7 +3,7 @@ module Arel # :nodoc: all module Nodes class InsertStatement < Arel::Nodes::Node - attr_accessor :relation, :columns, :values, :select + attr_accessor :relation, :columns, :values, :select, :comment def initialize super() @@ -11,6 +11,7 @@ module Arel # :nodoc: all @columns = [] @values = nil @select = nil + @comment = nil end def initialize_copy(other) @@ -18,10 +19,11 @@ module Arel # :nodoc: all @columns = @columns.clone @values = @values.clone if @values @select = @select.clone if @select + @comment = @comment.clone if @comment end def hash - [@relation, @columns, @values, @select].hash + [@relation, @columns, @values, @select, @comment].hash end def eql?(other) @@ -29,7 +31,8 @@ module Arel # :nodoc: all self.relation == other.relation && self.columns == other.columns && self.select == other.select && - self.values == other.values + self.values == other.values && + self.comment == other.comment end alias :== :eql? end diff --git a/activerecord/lib/arel/nodes/select_core.rb b/activerecord/lib/arel/nodes/select_core.rb index 73461ff683..b6154b7ff4 100644 --- a/activerecord/lib/arel/nodes/select_core.rb +++ b/activerecord/lib/arel/nodes/select_core.rb @@ -3,20 +3,22 @@ module Arel # :nodoc: all module Nodes class SelectCore < Arel::Nodes::Node - attr_accessor :projections, :wheres, :groups, :windows - attr_accessor :havings, :source, :set_quantifier + attr_accessor :projections, :wheres, :groups, :windows, :comment + attr_accessor :havings, :source, :set_quantifier, :optimizer_hints def initialize super() - @source = JoinSource.new nil + @source = JoinSource.new nil # https://ronsavage.github.io/SQL/sql-92.bnf.html#set%20quantifier - @set_quantifier = nil - @projections = [] - @wheres = [] - @groups = [] - @havings = [] - @windows = [] + @set_quantifier = nil + @optimizer_hints = nil + @projections = [] + @wheres = [] + @groups = [] + @havings = [] + @windows = [] + @comment = nil end def from @@ -38,12 +40,13 @@ module Arel # :nodoc: all @groups = @groups.clone @havings = @havings.clone @windows = @windows.clone + @comment = @comment.clone if @comment end def hash [ - @source, @set_quantifier, @projections, - @wheres, @groups, @havings, @windows + @source, @set_quantifier, @projections, @optimizer_hints, + @wheres, @groups, @havings, @windows, @comment ].hash end @@ -51,11 +54,13 @@ module Arel # :nodoc: all self.class == other.class && self.source == other.source && self.set_quantifier == other.set_quantifier && + self.optimizer_hints == other.optimizer_hints && self.projections == other.projections && self.wheres == other.wheres && self.groups == other.groups && self.havings == other.havings && - self.windows == other.windows + self.windows == other.windows && + self.comment == other.comment end alias :== :eql? end diff --git a/activerecord/lib/arel/nodes/unary.rb b/activerecord/lib/arel/nodes/unary.rb index 00639304e4..6d1ac36b0e 100644 --- a/activerecord/lib/arel/nodes/unary.rb +++ b/activerecord/lib/arel/nodes/unary.rb @@ -35,6 +35,7 @@ module Arel # :nodoc: all Not Offset On + OptimizerHints Ordering RollUp }.each do |name| diff --git a/activerecord/lib/arel/nodes/update_statement.rb b/activerecord/lib/arel/nodes/update_statement.rb index cfaa19e392..015bcd7613 100644 --- a/activerecord/lib/arel/nodes/update_statement.rb +++ b/activerecord/lib/arel/nodes/update_statement.rb @@ -3,7 +3,7 @@ module Arel # :nodoc: all module Nodes class UpdateStatement < Arel::Nodes::Node - attr_accessor :relation, :wheres, :values, :orders, :limit, :offset, :key + attr_accessor :relation, :wheres, :values, :orders, :limit, :offset, :key, :comment def initialize @relation = nil @@ -13,16 +13,18 @@ module Arel # :nodoc: all @limit = nil @offset = nil @key = nil + @comment = nil end def initialize_copy(other) super @wheres = @wheres.clone @values = @values.clone + @comment = @comment.clone if @comment end def hash - [@relation, @wheres, @values, @orders, @limit, @offset, @key].hash + [@relation, @wheres, @values, @orders, @limit, @offset, @key, @comment].hash end def eql?(other) @@ -33,7 +35,8 @@ module Arel # :nodoc: all self.orders == other.orders && self.limit == other.limit && self.offset == other.offset && - self.key == other.key + self.key == other.key && + self.comment == other.comment end alias :== :eql? end diff --git a/activerecord/lib/arel/nodes/values.rb b/activerecord/lib/arel/nodes/values.rb deleted file mode 100644 index 650248dc04..0000000000 --- a/activerecord/lib/arel/nodes/values.rb +++ /dev/null @@ -1,16 +0,0 @@ -# frozen_string_literal: true - -module Arel # :nodoc: all - module Nodes - class Values < Arel::Nodes::Binary - alias :expressions :left - alias :expressions= :left= - alias :columns :right - alias :columns= :right= - - def initialize(exprs, columns = []) - super - end - end - end -end diff --git a/activerecord/lib/arel/nodes/values_list.rb b/activerecord/lib/arel/nodes/values_list.rb index 27109848e4..1a9d9ebf01 100644 --- a/activerecord/lib/arel/nodes/values_list.rb +++ b/activerecord/lib/arel/nodes/values_list.rb @@ -2,23 +2,8 @@ module Arel # :nodoc: all module Nodes - class ValuesList < Node - attr_reader :rows - - def initialize(rows) - @rows = rows - super() - end - - def hash - @rows.hash - end - - def eql?(other) - self.class == other.class && - self.rows == other.rows - end - alias :== :eql? + class ValuesList < Unary + alias :rows :expr end end end diff --git a/activerecord/lib/arel/predications.rb b/activerecord/lib/arel/predications.rb index e83a6f162f..7dafde4952 100644 --- a/activerecord/lib/arel/predications.rb +++ b/activerecord/lib/arel/predications.rb @@ -18,6 +18,14 @@ module Arel # :nodoc: all Nodes::Equality.new self, quoted_node(other) end + def is_not_distinct_from(other) + Nodes::IsNotDistinctFrom.new self, quoted_node(other) + end + + def is_distinct_from(other) + Nodes::IsDistinctFrom.new self, quoted_node(other) + end + def eq_any(others) grouping_any :eq, others end @@ -27,15 +35,17 @@ module Arel # :nodoc: all end def between(other) - if equals_quoted?(other.begin, -Float::INFINITY) - if equals_quoted?(other.end, Float::INFINITY) + if unboundable?(other.begin) == 1 || unboundable?(other.end) == -1 + self.in([]) + elsif open_ended?(other.begin) + if other.end.nil? || open_ended?(other.end) not_in([]) elsif other.exclude_end? lt(other.end) else lteq(other.end) end - elsif equals_quoted?(other.end, Float::INFINITY) + elsif other.end.nil? || open_ended?(other.end) gteq(other.begin) elsif other.exclude_end? gteq(other.begin).and(lt(other.end)) @@ -73,15 +83,17 @@ Passing a range to `#in` is deprecated. Call `#between`, instead. end def not_between(other) - if equals_quoted?(other.begin, -Float::INFINITY) - if equals_quoted?(other.end, Float::INFINITY) + if unboundable?(other.begin) == 1 || unboundable?(other.end) == -1 + not_in([]) + elsif open_ended?(other.begin) + if other.end.nil? || open_ended?(other.end) self.in([]) elsif other.exclude_end? gteq(other.end) else gt(other.end) end - elsif equals_quoted?(other.end, Float::INFINITY) + elsif other.end.nil? || open_ended?(other.end) lt(other.begin) else left = lt(other.begin) @@ -230,12 +242,16 @@ Passing a range to `#not_in` is deprecated. Call `#not_between`, instead. others.map { |v| quoted_node(v) } end - def equals_quoted?(maybe_quoted, value) - if maybe_quoted.is_a?(Nodes::Quoted) - maybe_quoted.val == value - else - maybe_quoted == value - end + def infinity?(value) + value.respond_to?(:infinite?) && value.infinite? + end + + def unboundable?(value) + value.respond_to?(:unboundable?) && value.unboundable? + end + + def open_ended?(value) + infinity?(value) || unboundable?(value) end end end diff --git a/activerecord/lib/arel/select_manager.rb b/activerecord/lib/arel/select_manager.rb index a2b2838a3d..4e9f527235 100644 --- a/activerecord/lib/arel/select_manager.rb +++ b/activerecord/lib/arel/select_manager.rb @@ -146,6 +146,13 @@ module Arel # :nodoc: all @ctx.projections = projections end + def optimizer_hints(*hints) + unless hints.empty? + @ctx.optimizer_hints = Arel::Nodes::OptimizerHints.new(hints) + end + self + end + def distinct(value = true) if value @ctx.set_quantifier = Arel::Nodes::Distinct.new @@ -237,16 +244,13 @@ module Arel # :nodoc: all @ctx.source end - class Row < Struct.new(:data) # :nodoc: - def id - data["id"] - end + def comment(*values) + @ctx.comment = Nodes::Comment.new(values) + self + end - def method_missing(name, *args) - name = name.to_s - return data[name] if data.key?(name) - super - end + def comment_node + @ctx.comment end private diff --git a/activerecord/lib/arel/tree_manager.rb b/activerecord/lib/arel/tree_manager.rb index 0476399618..326c4f995c 100644 --- a/activerecord/lib/arel/tree_manager.rb +++ b/activerecord/lib/arel/tree_manager.rb @@ -36,6 +36,11 @@ module Arel # :nodoc: all @ast.wheres << expr self end + + def comment(*values) + @ast.comment = Nodes::Comment.new(values) + self + end end attr_reader :ast diff --git a/activerecord/lib/arel/visitors/depth_first.rb b/activerecord/lib/arel/visitors/depth_first.rb index 8f65d303ac..d696edc507 100644 --- a/activerecord/lib/arel/visitors/depth_first.rb +++ b/activerecord/lib/arel/visitors/depth_first.rb @@ -35,6 +35,8 @@ module Arel # :nodoc: all alias :visit_Arel_Nodes_Ascending :unary alias :visit_Arel_Nodes_Descending :unary alias :visit_Arel_Nodes_UnqualifiedColumn :unary + alias :visit_Arel_Nodes_OptimizerHints :unary + alias :visit_Arel_Nodes_ValuesList :unary def function(o) visit o.expressions @@ -95,12 +97,13 @@ module Arel # :nodoc: all alias :visit_Arel_Nodes_NotEqual :binary alias :visit_Arel_Nodes_NotIn :binary alias :visit_Arel_Nodes_NotRegexp :binary + alias :visit_Arel_Nodes_IsNotDistinctFrom :binary + alias :visit_Arel_Nodes_IsDistinctFrom :binary alias :visit_Arel_Nodes_Or :binary alias :visit_Arel_Nodes_OuterJoin :binary alias :visit_Arel_Nodes_Regexp :binary alias :visit_Arel_Nodes_RightOuterJoin :binary alias :visit_Arel_Nodes_TableAlias :binary - alias :visit_Arel_Nodes_Values :binary alias :visit_Arel_Nodes_When :binary def visit_Arel_Nodes_StringJoin(o) @@ -178,6 +181,10 @@ module Arel # :nodoc: all visit o.limit end + def visit_Arel_Nodes_Comment(o) + visit o.values + end + def visit_Array(o) o.each { |i| visit i } end diff --git a/activerecord/lib/arel/visitors/dot.rb b/activerecord/lib/arel/visitors/dot.rb index 9054f0159b..ecc386de07 100644 --- a/activerecord/lib/arel/visitors/dot.rb +++ b/activerecord/lib/arel/visitors/dot.rb @@ -46,8 +46,8 @@ module Arel # :nodoc: all visit_edge o, "distinct" end - def visit_Arel_Nodes_Values(o) - visit_edge o, "expressions" + def visit_Arel_Nodes_ValuesList(o) + visit_edge o, "rows" end def visit_Arel_Nodes_StringJoin(o) @@ -82,6 +82,7 @@ module Arel # :nodoc: all alias :visit_Arel_Nodes_Offset :unary alias :visit_Arel_Nodes_On :unary alias :visit_Arel_Nodes_UnqualifiedColumn :unary + alias :visit_Arel_Nodes_OptimizerHints :unary alias :visit_Arel_Nodes_Preceding :unary alias :visit_Arel_Nodes_Following :unary alias :visit_Arel_Nodes_Rows :unary @@ -195,6 +196,8 @@ module Arel # :nodoc: all alias :visit_Arel_Nodes_JoinSource :binary alias :visit_Arel_Nodes_LessThan :binary alias :visit_Arel_Nodes_LessThanOrEqual :binary + alias :visit_Arel_Nodes_IsNotDistinctFrom :binary + alias :visit_Arel_Nodes_IsDistinctFrom :binary alias :visit_Arel_Nodes_Matches :binary alias :visit_Arel_Nodes_NotEqual :binary alias :visit_Arel_Nodes_NotIn :binary @@ -231,6 +234,10 @@ module Arel # :nodoc: all end alias :visit_Set :visit_Array + def visit_Arel_Nodes_Comment(o) + visit_edge(o, "values") + end + def visit_edge(o, method) edge(method) { visit o.send(method) } end diff --git a/activerecord/lib/arel/visitors/ibm_db.rb b/activerecord/lib/arel/visitors/ibm_db.rb index 0a06aef60b..5cf958f5f0 100644 --- a/activerecord/lib/arel/visitors/ibm_db.rb +++ b/activerecord/lib/arel/visitors/ibm_db.rb @@ -4,12 +4,31 @@ module Arel # :nodoc: all module Visitors class IBM_DB < Arel::Visitors::ToSql private + def visit_Arel_Nodes_SelectCore(o, collector) + collector = super + maybe_visit o.optimizer_hints, collector + end + + def visit_Arel_Nodes_OptimizerHints(o, collector) + hints = o.expr.map { |v| sanitize_as_sql_comment(v) }.join + collector << "/* <OPTGUIDELINES>#{hints}</OPTGUIDELINES> */" + end def visit_Arel_Nodes_Limit(o, collector) collector << "FETCH FIRST " collector = visit o.expr, collector collector << " ROWS ONLY" end + + def is_distinct_from(o, collector) + collector << "DECODE(" + collector = visit [o.left, o.right, 0, 1], collector + collector << ")" + end + + def collect_optimizer_hints(o, collector) + collector + end end end end diff --git a/activerecord/lib/arel/visitors/informix.rb b/activerecord/lib/arel/visitors/informix.rb index 0a9713794e..1a4ad1c8d8 100644 --- a/activerecord/lib/arel/visitors/informix.rb +++ b/activerecord/lib/arel/visitors/informix.rb @@ -15,8 +15,9 @@ module Arel # :nodoc: all collector << "ORDER BY " collector = inject_join o.orders, collector, ", " end - collector = maybe_visit o.lock, collector + maybe_visit o.lock, collector end + def visit_Arel_Nodes_SelectCore(o, collector) collector = inject_join o.projections, collector, ", " if o.source && !o.source.empty? @@ -41,10 +42,16 @@ module Arel # :nodoc: all collector end + def visit_Arel_Nodes_OptimizerHints(o, collector) + hints = o.expr.map { |v| sanitize_as_sql_comment(v) }.join(", ") + collector << "/*+ #{hints} */" + end + def visit_Arel_Nodes_Offset(o, collector) collector << "SKIP " visit o.expr, collector end + def visit_Arel_Nodes_Limit(o, collector) collector << "FIRST " visit o.expr, collector diff --git a/activerecord/lib/arel/visitors/mssql.rb b/activerecord/lib/arel/visitors/mssql.rb index d564e19089..8475139870 100644 --- a/activerecord/lib/arel/visitors/mssql.rb +++ b/activerecord/lib/arel/visitors/mssql.rb @@ -12,6 +12,31 @@ module Arel # :nodoc: all private + def visit_Arel_Nodes_IsNotDistinctFrom(o, collector) + right = o.right + + if right.nil? + collector = visit o.left, collector + collector << " IS NULL" + else + collector << "EXISTS (VALUES (" + collector = visit o.left, collector + collector << ") INTERSECT VALUES (" + collector = visit right, collector + collector << "))" + end + end + + def visit_Arel_Nodes_IsDistinctFrom(o, collector) + if o.right.nil? + collector = visit o.left, collector + collector << " IS NOT NULL" + else + collector << "NOT " + visit_Arel_Nodes_IsNotDistinctFrom o, collector + end + end + def visit_Arel_Visitors_MSSQL_RowNumber(o, collector) collector << "ROW_NUMBER() OVER (ORDER BY " inject_join(o.children, collector, ", ") << ") as _row_num" @@ -51,6 +76,16 @@ module Arel # :nodoc: all end end + def visit_Arel_Nodes_SelectCore(o, collector) + collector = super + maybe_visit o.optimizer_hints, collector + end + + def visit_Arel_Nodes_OptimizerHints(o, collector) + hints = o.expr.map { |v| sanitize_as_sql_comment(v) }.join(", ") + collector << "OPTION (#{hints})" + end + def get_offset_limit_clause(o) first_row = o.offset ? o.offset.expr.to_i + 1 : 1 last_row = o.limit ? o.limit.expr.to_i - 1 + first_row : nil @@ -72,12 +107,16 @@ module Arel # :nodoc: all collector = visit o.relation, collector if o.wheres.any? collector << " WHERE " - inject_join o.wheres, collector, AND + inject_join o.wheres, collector, " AND " else collector end end + def collect_optimizer_hints(o, collector) + collector + end + def determine_order_by(orders, x) if orders.any? orders diff --git a/activerecord/lib/arel/visitors/mysql.rb b/activerecord/lib/arel/visitors/mysql.rb index 32f6705d04..dd77cfdf66 100644 --- a/activerecord/lib/arel/visitors/mysql.rb +++ b/activerecord/lib/arel/visitors/mysql.rb @@ -4,34 +4,6 @@ module Arel # :nodoc: all module Visitors class MySQL < Arel::Visitors::ToSql private - def visit_Arel_Nodes_Union(o, collector, suppress_parens = false) - unless suppress_parens - collector << "( " - end - - case o.left - when Arel::Nodes::Union - visit_Arel_Nodes_Union o.left, collector, true - else - visit o.left, collector - end - - collector << " UNION " - - case o.right - when Arel::Nodes::Union - visit_Arel_Nodes_Union o.right, collector, true - else - visit o.right, collector - end - - if suppress_parens - collector - else - collector << " )" - end - end - def visit_Arel_Nodes_Bin(o, collector) collector << "BINARY " visit o.expr, collector @@ -65,6 +37,17 @@ module Arel # :nodoc: all collector end + def visit_Arel_Nodes_IsNotDistinctFrom(o, collector) + collector = visit o.left, collector + collector << " <=> " + visit o.right, collector + end + + def visit_Arel_Nodes_IsDistinctFrom(o, collector) + collector << "NOT " + visit_Arel_Nodes_IsNotDistinctFrom o, collector + end + # 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. diff --git a/activerecord/lib/arel/visitors/oracle.rb b/activerecord/lib/arel/visitors/oracle.rb index 30a1529d46..f96bf65ee5 100644 --- a/activerecord/lib/arel/visitors/oracle.rb +++ b/activerecord/lib/arel/visitors/oracle.rb @@ -148,6 +148,12 @@ module Arel # :nodoc: all def visit_Arel_Nodes_BindParam(o, collector) collector.add_bind(o.value) { |i| ":a#{i}" } end + + def is_distinct_from(o, collector) + collector << "DECODE(" + collector = visit [o.left, o.right, 0, 1], collector + collector << ")" + end end end end diff --git a/activerecord/lib/arel/visitors/oracle12.rb b/activerecord/lib/arel/visitors/oracle12.rb index 7061f06087..9a7fe4d626 100644 --- a/activerecord/lib/arel/visitors/oracle12.rb +++ b/activerecord/lib/arel/visitors/oracle12.rb @@ -20,7 +20,7 @@ module Arel # :nodoc: all def visit_Arel_Nodes_SelectOptions(o, collector) collector = maybe_visit o.offset, collector collector = maybe_visit o.limit, collector - collector = maybe_visit o.lock, collector + maybe_visit o.lock, collector end def visit_Arel_Nodes_Limit(o, collector) @@ -56,6 +56,12 @@ module Arel # :nodoc: all def visit_Arel_Nodes_BindParam(o, collector) collector.add_bind(o.value) { |i| ":a#{i}" } end + + def is_distinct_from(o, collector) + collector << "DECODE(" + collector = visit [o.left, o.right, 0, 1], collector + collector << ")" + end end end end diff --git a/activerecord/lib/arel/visitors/postgresql.rb b/activerecord/lib/arel/visitors/postgresql.rb index c5110fa89c..8296f1cdc1 100644 --- a/activerecord/lib/arel/visitors/postgresql.rb +++ b/activerecord/lib/arel/visitors/postgresql.rb @@ -3,11 +3,6 @@ module Arel # :nodoc: all module Visitors class PostgreSQL < Arel::Visitors::ToSql - CUBE = "CUBE" - ROLLUP = "ROLLUP" - GROUPING_SETS = "GROUPING SETS" - LATERAL = "LATERAL" - private def visit_Arel_Nodes_Matches(o, collector) @@ -57,26 +52,37 @@ module Arel # :nodoc: all end def visit_Arel_Nodes_Cube(o, collector) - collector << CUBE + collector << "CUBE" grouping_array_or_grouping_element o, collector end def visit_Arel_Nodes_RollUp(o, collector) - collector << ROLLUP + collector << "ROLLUP" grouping_array_or_grouping_element o, collector end def visit_Arel_Nodes_GroupingSet(o, collector) - collector << GROUPING_SETS + collector << "GROUPING SETS" grouping_array_or_grouping_element o, collector end def visit_Arel_Nodes_Lateral(o, collector) - collector << LATERAL - collector << SPACE + collector << "LATERAL " grouping_parentheses o, collector end + def visit_Arel_Nodes_IsNotDistinctFrom(o, collector) + collector = visit o.left, collector + collector << " IS NOT DISTINCT FROM " + visit o.right, collector + end + + def visit_Arel_Nodes_IsDistinctFrom(o, collector) + collector = visit o.left, collector + collector << " IS DISTINCT FROM " + visit o.right, collector + end + # Used by Lateral visitor to enclose select queries in parentheses def grouping_parentheses(o, collector) if o.expr.is_a? Nodes::SelectStatement diff --git a/activerecord/lib/arel/visitors/sqlite.rb b/activerecord/lib/arel/visitors/sqlite.rb index cb1d2424ad..af6f7e856a 100644 --- a/activerecord/lib/arel/visitors/sqlite.rb +++ b/activerecord/lib/arel/visitors/sqlite.rb @@ -22,6 +22,18 @@ module Arel # :nodoc: all def visit_Arel_Nodes_False(o, collector) collector << "0" end + + def visit_Arel_Nodes_IsNotDistinctFrom(o, collector) + collector = visit o.left, collector + collector << " IS " + visit o.right, collector + end + + def visit_Arel_Nodes_IsDistinctFrom(o, collector) + collector = visit o.left, collector + collector << " IS NOT " + visit o.right, collector + end end end end diff --git a/activerecord/lib/arel/visitors/to_sql.rb b/activerecord/lib/arel/visitors/to_sql.rb index 8e56fb55a2..4192d9efdc 100644 --- a/activerecord/lib/arel/visitors/to_sql.rb +++ b/activerecord/lib/arel/visitors/to_sql.rb @@ -9,59 +9,6 @@ module Arel # :nodoc: all end class ToSql < Arel::Visitors::Visitor - ## - # This is some roflscale crazy stuff. I'm roflscaling this because - # building SQL queries is a hotspot. I will explain the roflscale so that - # others will not rm this code. - # - # In YARV, string literals in a method body will get duped when the byte - # code is executed. Let's take a look: - # - # > puts RubyVM::InstructionSequence.new('def foo; "bar"; end').disasm - # - # == disasm: <RubyVM::InstructionSequence:foo@<compiled>>===== - # 0000 trace 8 - # 0002 trace 1 - # 0004 putstring "bar" - # 0006 trace 16 - # 0008 leave - # - # The `putstring` bytecode will dup the string and push it on the stack. - # In many cases in our SQL visitor, that string is never mutated, so there - # is no need to dup the literal. - # - # If we change to a constant lookup, the string will not be duped, and we - # can reduce the objects in our system: - # - # > puts RubyVM::InstructionSequence.new('BAR = "bar"; def foo; BAR; end').disasm - # - # == disasm: <RubyVM::InstructionSequence:foo@<compiled>>======== - # 0000 trace 8 - # 0002 trace 1 - # 0004 getinlinecache 11, <ic:0> - # 0007 getconstant :BAR - # 0009 setinlinecache <ic:0> - # 0011 trace 16 - # 0013 leave - # - # `getconstant` should be a hash lookup, and no object is duped when the - # value of the constant is pushed on the stack. Hence the crazy - # constants below. - # - # `matches` and `doesNotMatch` operate case-insensitively via Visitor subclasses - # specialized for specific databases when necessary. - # - - WHERE = " WHERE " # :nodoc: - SPACE = " " # :nodoc: - COMMA = ", " # :nodoc: - GROUP_BY = " GROUP BY " # :nodoc: - ORDER_BY = " ORDER BY " # :nodoc: - WINDOW = " WINDOW " # :nodoc: - AND = " AND " # :nodoc: - - DISTINCT = "DISTINCT" # :nodoc: - def initialize(connection) super() @connection = connection @@ -88,6 +35,7 @@ module Arel # :nodoc: all collect_nodes_for o.wheres, collector, " WHERE ", " AND " collect_nodes_for o.orders, collector, " ORDER BY " maybe_visit o.limit, collector + maybe_visit o.comment, collector end def visit_Arel_Nodes_UpdateStatement(o, collector) @@ -100,6 +48,7 @@ module Arel # :nodoc: all collect_nodes_for o.wheres, collector, " WHERE ", " AND " collect_nodes_for o.orders, collector, " ORDER BY " maybe_visit o.limit, collector + maybe_visit o.comment, collector end def visit_Arel_Nodes_InsertStatement(o, collector) @@ -115,9 +64,9 @@ module Arel # :nodoc: all maybe_visit o.values, collector elsif o.select maybe_visit o.select, collector - else - collector end + + maybe_visit o.comment, collector end def visit_Arel_Nodes_Exists(o, collector) @@ -159,39 +108,20 @@ module Arel # :nodoc: all when Nodes::SqlLiteral, Nodes::BindParam collector = visit(value, collector) else - collector << quote(value) + collector << quote(value).to_s end - collector << COMMA unless k == row_len + collector << ", " unless k == row_len end collector << ")" - collector << COMMA unless i == len + collector << ", " unless i == len } collector end - def visit_Arel_Nodes_Values(o, collector) - collector << "VALUES (" - - len = o.expressions.length - 1 - o.expressions.each_with_index { |value, i| - case value - when Nodes::SqlLiteral, Nodes::BindParam - collector = visit value, collector - else - collector << quote(value).to_s - end - unless i == len - collector << COMMA - end - } - - collector << ")" - end - def visit_Arel_Nodes_SelectStatement(o, collector) if o.with collector = visit o.with, collector - collector << SPACE + collector << " " end collector = o.cores.inject(collector) { |c, x| @@ -199,46 +129,54 @@ module Arel # :nodoc: all } unless o.orders.empty? - collector << ORDER_BY + collector << " ORDER BY " len = o.orders.length - 1 o.orders.each_with_index { |x, i| collector = visit(x, collector) - collector << COMMA unless len == i + collector << ", " unless len == i } end visit_Arel_Nodes_SelectOptions(o, collector) - - collector end def visit_Arel_Nodes_SelectOptions(o, collector) collector = maybe_visit o.limit, collector collector = maybe_visit o.offset, collector - collector = maybe_visit o.lock, collector + maybe_visit o.lock, collector end def visit_Arel_Nodes_SelectCore(o, collector) collector << "SELECT" + collector = collect_optimizer_hints(o, collector) collector = maybe_visit o.set_quantifier, collector - collect_nodes_for o.projections, collector, SPACE + collect_nodes_for o.projections, collector, " " if o.source && !o.source.empty? collector << " FROM " collector = visit o.source, collector end - collect_nodes_for o.wheres, collector, WHERE, AND - collect_nodes_for o.groups, collector, GROUP_BY - collect_nodes_for o.havings, collector, " HAVING ", AND - collect_nodes_for o.windows, collector, WINDOW + collect_nodes_for o.wheres, collector, " WHERE ", " AND " + collect_nodes_for o.groups, collector, " GROUP BY " + collect_nodes_for o.havings, collector, " HAVING ", " AND " + collect_nodes_for o.windows, collector, " WINDOW " - collector + maybe_visit o.comment, collector + end + + def visit_Arel_Nodes_OptimizerHints(o, collector) + hints = o.expr.map { |v| sanitize_as_sql_comment(v) }.join(" ") + collector << "/*+ #{hints} */" end - def collect_nodes_for(nodes, collector, spacer, connector = COMMA) + def visit_Arel_Nodes_Comment(o, collector) + collector << o.values.map { |v| "/* #{sanitize_as_sql_comment(v)} */" }.join(" ") + end + + def collect_nodes_for(nodes, collector, spacer, connector = ", ") unless nodes.empty? collector << spacer inject_join nodes, collector, connector @@ -250,7 +188,7 @@ module Arel # :nodoc: all end def visit_Arel_Nodes_Distinct(o, collector) - collector << DISTINCT + collector << "DISTINCT" end def visit_Arel_Nodes_DistinctOn(o, collector) @@ -259,22 +197,20 @@ module Arel # :nodoc: all def visit_Arel_Nodes_With(o, collector) collector << "WITH " - inject_join o.children, collector, COMMA + inject_join o.children, collector, ", " end def visit_Arel_Nodes_WithRecursive(o, collector) collector << "WITH RECURSIVE " - inject_join o.children, collector, COMMA + inject_join o.children, collector, ", " end def visit_Arel_Nodes_Union(o, collector) - collector << "( " - infix_value(o, collector, " UNION ") << " )" + infix_value_with_paren(o, collector, " UNION ") end def visit_Arel_Nodes_UnionAll(o, collector) - collector << "( " - infix_value(o, collector, " UNION ALL ") << " )" + infix_value_with_paren(o, collector, " UNION ALL ") end def visit_Arel_Nodes_Intersect(o, collector) @@ -299,13 +235,13 @@ module Arel # :nodoc: all collect_nodes_for o.partitions, collector, "PARTITION BY " if o.orders.any? - collector << SPACE if o.partitions.any? + collector << " " if o.partitions.any? collector << "ORDER BY " collector = inject_join o.orders, collector, ", " end if o.framing - collector << SPACE if o.partitions.any? || o.orders.any? + collector << " " if o.partitions.any? || o.orders.any? collector = visit o.framing, collector end @@ -510,8 +446,8 @@ module Arel # :nodoc: all collector = visit o.left, collector end if o.right.any? - collector << SPACE if o.left - collector = inject_join o.right, collector, SPACE + collector << " " if o.left + collector = inject_join o.right, collector, " " end collector end @@ -531,7 +467,7 @@ module Arel # :nodoc: all def visit_Arel_Nodes_FullOuterJoin(o, collector) collector << "FULL OUTER JOIN " collector = visit o.left, collector - collector << SPACE + collector << " " visit o.right, collector end @@ -545,7 +481,7 @@ module Arel # :nodoc: all def visit_Arel_Nodes_RightOuterJoin(o, collector) collector << "RIGHT OUTER JOIN " collector = visit o.left, collector - collector << SPACE + collector << " " visit o.right, collector end @@ -553,7 +489,7 @@ module Arel # :nodoc: all collector << "INNER JOIN " collector = visit o.left, collector if o.right - collector << SPACE + collector << " " visit(o.right, collector) else collector @@ -580,7 +516,7 @@ module Arel # :nodoc: all def visit_Arel_Nodes_In(o, collector) if Array === o.right && !o.right.empty? - o.right.keep_if { |value| boundable?(value) } + o.right.delete_if { |value| unboundable?(value) } end if Array === o.right && o.right.empty? @@ -594,7 +530,7 @@ module Arel # :nodoc: all def visit_Arel_Nodes_NotIn(o, collector) if Array === o.right && !o.right.empty? - o.right.keep_if { |value| boundable?(value) } + o.right.delete_if { |value| unboundable?(value) } end if Array === o.right && o.right.empty? @@ -633,6 +569,8 @@ module Arel # :nodoc: all def visit_Arel_Nodes_Equality(o, collector) right = o.right + return collector << "1=0" if unboundable?(right) + collector = visit o.left, collector if right.nil? @@ -643,9 +581,31 @@ module Arel # :nodoc: all end end + def visit_Arel_Nodes_IsNotDistinctFrom(o, collector) + if o.right.nil? + collector = visit o.left, collector + collector << " IS NULL" + else + collector = is_distinct_from(o, collector) + collector << " = 0" + end + end + + def visit_Arel_Nodes_IsDistinctFrom(o, collector) + if o.right.nil? + collector = visit o.left, collector + collector << " IS NOT NULL" + else + collector = is_distinct_from(o, collector) + collector << " = 1" + end + end + def visit_Arel_Nodes_NotEqual(o, collector) right = o.right + return collector << "1=1" if unboundable?(right) + collector = visit o.left, collector if right.nil? @@ -779,6 +739,15 @@ module Arel # :nodoc: all @connection.quote_column_name(name) end + def sanitize_as_sql_comment(value) + return value if Arel::Nodes::SqlLiteral === value + @connection.sanitize_as_sql_comment(value) + end + + def collect_optimizer_hints(o, collector) + maybe_visit o.optimizer_hints, collector + end + def maybe_visit(thing, collector) return collector unless thing collector << " " @@ -796,8 +765,8 @@ module Arel # :nodoc: all } end - def boundable?(value) - !value.respond_to?(:boundable?) || value.boundable? + def unboundable?(value) + value.respond_to?(:unboundable?) && value.unboundable? end def has_join_sources?(o) @@ -845,6 +814,23 @@ module Arel # :nodoc: all visit o.right, collector end + def infix_value_with_paren(o, collector, value, suppress_parens = false) + collector << "( " unless suppress_parens + collector = if o.left.class == o.class + infix_value_with_paren(o.left, collector, value, true) + else + visit o.left, collector + end + collector << value + collector = if o.right.class == o.class + infix_value_with_paren(o.right, collector, value, true) + else + visit o.right, collector + end + collector << " )" unless suppress_parens + collector + end + def aggregate(name, o, collector) collector << "#{name}(" if o.distinct @@ -858,6 +844,19 @@ module Arel # :nodoc: all collector end end + + def is_distinct_from(o, collector) + collector << "CASE WHEN " + collector = visit o.left, collector + collector << " = " + collector = visit o.right, collector + collector << " OR (" + collector = visit o.left, collector + collector << " IS NULL AND " + collector = visit o.right, collector + collector << " IS NULL)" + collector << " THEN 0 ELSE 1 END" + 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 dd79bcf542..cb2c74f1ca 100644 --- a/activerecord/lib/rails/generators/active_record/migration/migration_generator.rb +++ b/activerecord/lib/rails/generators/active_record/migration/migration_generator.rb @@ -8,7 +8,7 @@ module ActiveRecord 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" - class_option :database, type: :string, aliases: %i(db), desc: "The database for your migration. By default, the current environment's primary database is used." + class_option :database, type: :string, aliases: %i(--db), desc: "The database for your migration. By default, the current environment's primary database is used." def create_migration_file set_local_assigns! 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 eac504f9f1..c71bbdcab8 100644 --- a/activerecord/lib/rails/generators/active_record/model/model_generator.rb +++ b/activerecord/lib/rails/generators/active_record/model/model_generator.rb @@ -14,7 +14,7 @@ module ActiveRecord 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" - class_option :database, type: :string, aliases: %i(db), desc: "The database for your model's migration. By default, the current environment's primary database is used." + class_option :database, type: :string, aliases: %i(--db), desc: "The database for your model's migration. By default, the current environment's primary database is used." # creates the migration file for the model. def create_migration_file diff --git a/activerecord/test/cases/adapter_test.rb b/activerecord/test/cases/adapter_test.rb index 64c2b51f83..2b20d842e8 100644 --- a/activerecord/test/cases/adapter_test.rb +++ b/activerecord/test/cases/adapter_test.rb @@ -109,6 +109,11 @@ module ActiveRecord end end + def test_exec_query_returns_an_empty_result + result = @connection.exec_query "INSERT INTO subscribers(nick) VALUES('me')" + assert_instance_of(ActiveRecord::Result, result) + end + if current_adapter?(:Mysql2Adapter) def test_charset assert_not_nil @connection.charset @@ -127,19 +132,17 @@ module ActiveRecord end def test_not_specifying_database_name_for_cross_database_selects - begin - assert_nothing_raised do - ActiveRecord::Base.establish_connection(ActiveRecord::Base.configurations["arunit"].except(:database)) - - config = ARTest.connection_config - ActiveRecord::Base.connection.execute( - "SELECT #{config['arunit']['database']}.pirates.*, #{config['arunit2']['database']}.courses.* " \ - "FROM #{config['arunit']['database']}.pirates, #{config['arunit2']['database']}.courses" - ) - end - ensure - ActiveRecord::Base.establish_connection :arunit + assert_nothing_raised do + ActiveRecord::Base.establish_connection(ActiveRecord::Base.configurations["arunit"].except(:database)) + + config = ARTest.connection_config + ActiveRecord::Base.connection.execute( + "SELECT #{config['arunit']['database']}.pirates.*, #{config['arunit2']['database']}.courses.* " \ + "FROM #{config['arunit']['database']}.pirates, #{config['arunit2']['database']}.courses" + ) end + ensure + ActiveRecord::Base.establish_connection :arunit end end @@ -160,6 +163,65 @@ module ActiveRecord end end + def test_preventing_writes_predicate + assert_not_predicate @connection, :preventing_writes? + + @connection.while_preventing_writes do + assert_predicate @connection, :preventing_writes? + end + + assert_not_predicate @connection, :preventing_writes? + end + + def test_errors_when_an_insert_query_is_called_while_preventing_writes + assert_no_queries do + assert_raises(ActiveRecord::ReadOnlyError) do + @connection.while_preventing_writes do + @connection.transaction do + @connection.insert("INSERT INTO subscribers(nick) VALUES ('138853948594')", nil, false) + end + end + end + end + end + + def test_errors_when_an_update_query_is_called_while_preventing_writes + @connection.insert("INSERT INTO subscribers(nick) VALUES ('138853948594')") + + assert_no_queries do + assert_raises(ActiveRecord::ReadOnlyError) do + @connection.while_preventing_writes do + @connection.transaction do + @connection.update("UPDATE subscribers SET nick = '9989' WHERE nick = '138853948594'") + end + end + end + end + end + + def test_errors_when_a_delete_query_is_called_while_preventing_writes + @connection.insert("INSERT INTO subscribers(nick) VALUES ('138853948594')") + + assert_no_queries do + assert_raises(ActiveRecord::ReadOnlyError) do + @connection.while_preventing_writes do + @connection.transaction do + @connection.delete("DELETE FROM subscribers WHERE nick = '138853948594'") + end + end + end + end + end + + def test_doesnt_error_when_a_select_query_is_called_while_preventing_writes + @connection.insert("INSERT INTO subscribers(nick) VALUES ('138853948594')") + + @connection.while_preventing_writes do + result = @connection.select_all("SELECT subscribers.* FROM subscribers WHERE nick = '138853948594'") + assert_equal 1, result.length + end + end + def test_uniqueness_violations_are_translated_to_specific_exception @connection.execute "INSERT INTO subscribers(nick) VALUES('me')" error = assert_raises(ActiveRecord::RecordNotUnique) do @@ -286,16 +348,8 @@ module ActiveRecord assert_equal "special_db_type", @connection.type_to_sql(:special_db_type) end - unless current_adapter?(:PostgreSQLAdapter) - def test_log_invalid_encoding - error = assert_raises RuntimeError do - @connection.send :log, "SELECT 'ы' FROM DUAL" do - raise (+"ы").force_encoding(Encoding::ASCII_8BIT) - end - end - - assert_equal "ы", error.message - end + def test_supports_foreign_keys_in_create_is_deprecated + assert_deprecated { @connection.supports_foreign_keys_in_create? } end def test_supports_multi_insert_is_deprecated @@ -398,19 +452,21 @@ module ActiveRecord class AdapterTestWithoutTransaction < ActiveRecord::TestCase self.use_transactional_tests = false - class Klass < ActiveRecord::Base - end + fixtures :posts, :authors, :author_addresses def setup - Klass.establish_connection :arunit - @connection = Klass.connection - end - - teardown do - Klass.remove_connection + @connection = ActiveRecord::Base.connection end unless in_memory_db? + test "reconnect after a disconnect" do + assert_predicate @connection, :active? + @connection.disconnect! + assert_not_predicate @connection, :active? + @connection.reconnect! + assert_predicate @connection, :active? + end + test "transaction state is reset after a reconnect" do @connection.begin_transaction assert_predicate @connection, :transaction_open? @@ -423,9 +479,31 @@ module ActiveRecord assert_predicate @connection, :transaction_open? @connection.disconnect! assert_not_predicate @connection, :transaction_open? + ensure + @connection.reconnect! end end + def test_truncate + assert_operator @connection.query_value("SELECT COUNT(*) FROM posts"), :>, 0 + + @connection.truncate("posts") + + assert_equal 0, @connection.query_value("SELECT COUNT(*) FROM posts") + end + + def test_truncate_tables + assert_operator @connection.query_value("SELECT COUNT(*) FROM posts"), :>, 0 + assert_operator @connection.query_value("SELECT COUNT(*) FROM authors"), :>, 0 + assert_operator @connection.query_value("SELECT COUNT(*) FROM author_addresses"), :>, 0 + + @connection.truncate_tables("author_addresses", "authors", "posts") + + assert_equal 0, @connection.query_value("SELECT COUNT(*) FROM posts") + assert_equal 0, @connection.query_value("SELECT COUNT(*) FROM authors") + assert_equal 0, @connection.query_value("SELECT COUNT(*) FROM author_addresses") + end + # test resetting sequences in odd tables in PostgreSQL if ActiveRecord::Base.connection.respond_to?(:reset_pk_sequence!) require "models/movie" diff --git a/activerecord/test/cases/adapters/mysql2/active_schema_test.rb b/activerecord/test/cases/adapters/mysql2/active_schema_test.rb index 261fee13eb..88c2ac5d0a 100644 --- a/activerecord/test/cases/adapters/mysql2/active_schema_test.rb +++ b/activerecord/test/cases/adapters/mysql2/active_schema_test.rb @@ -7,6 +7,7 @@ class Mysql2ActiveSchemaTest < ActiveRecord::Mysql2TestCase include ConnectionHelper def setup + ActiveRecord::Base.connection.send(:default_row_format) ActiveRecord::Base.connection.singleton_class.class_eval do alias_method :execute_without_stub, :execute def execute(sql, name = nil) sql end @@ -68,18 +69,18 @@ class Mysql2ActiveSchemaTest < ActiveRecord::Mysql2TestCase 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`))" + expected = /\ACREATE TABLE `people` \(#{type} INDEX `index_people_on_last_name` \(`last_name`\)\)/ actual = ActiveRecord::Base.connection.create_table(:people, id: false) do |t| t.index :last_name, type: type end - assert_equal expected, actual + assert_match expected, actual end - expected = "CREATE TABLE `people` ( INDEX `index_people_on_last_name` USING btree (`last_name`(10)))" + expected = /\ACREATE TABLE `people` \( INDEX `index_people_on_last_name` USING btree \(`last_name`\(10\)\)\)/ actual = ActiveRecord::Base.connection.create_table(:people, id: false) do |t| t.index :last_name, length: 10, using: :btree end - assert_equal expected, actual + assert_match expected, actual end def test_index_in_bulk_change @@ -106,7 +107,13 @@ class Mysql2ActiveSchemaTest < ActiveRecord::Mysql2TestCase end def test_create_mysql_database_with_encoding - assert_equal "CREATE DATABASE `matt` DEFAULT CHARACTER SET `utf8mb4`", create_database(:matt) + if row_format_dynamic_by_default? + assert_equal "CREATE DATABASE `matt` DEFAULT CHARACTER SET `utf8mb4`", create_database(:matt) + else + error = assert_raises(RuntimeError) { create_database(:matt) } + expected = "Configure a supported :charset and ensure innodb_large_prefix is enabled to support indexes on varchar(255) string columns." + assert_equal expected, error.message + end assert_equal "CREATE DATABASE `aimonetti` DEFAULT CHARACTER SET `latin1`", create_database(:aimonetti, charset: "latin1") assert_equal "CREATE DATABASE `matt_aimonetti` DEFAULT COLLATE `utf8mb4_bin`", create_database(:matt_aimonetti, collation: "utf8mb4_bin") end @@ -130,29 +137,25 @@ class Mysql2ActiveSchemaTest < ActiveRecord::Mysql2TestCase 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 + ActiveRecord::Base.connection.create_table :delete_me + ActiveRecord::Base.connection.add_timestamps :delete_me, null: true + assert column_exists?("delete_me", "updated_at", "datetime") + assert column_exists?("delete_me", "created_at", "datetime") + ensure + ActiveRecord::Base.connection.drop_table :delete_me rescue nil 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_not column_present?("delete_me", "updated_at", "datetime") - assert_not column_present?("delete_me", "created_at", "datetime") - ensure - ActiveRecord::Base.connection.drop_table :delete_me rescue nil + ActiveRecord::Base.connection.create_table :delete_me do |t| + t.timestamps null: true end + ActiveRecord::Base.connection.remove_timestamps :delete_me, null: true + assert_not column_exists?("delete_me", "updated_at", "datetime") + assert_not column_exists?("delete_me", "created_at", "datetime") + ensure + ActiveRecord::Base.connection.drop_table :delete_me rescue nil end end @@ -163,12 +166,12 @@ class Mysql2ActiveSchemaTest < ActiveRecord::Mysql2TestCase [:temp], returns: false ) do - expected = "CREATE TEMPORARY TABLE `temp` ( INDEX `index_temp_on_zip` (`zip`)) AS SELECT id, name, zip FROM a_really_complicated_query" + expected = /\ACREATE TEMPORARY TABLE `temp` \( INDEX `index_temp_on_zip` \(`zip`\)\)(?: ROW_FORMAT=DYNAMIC)? 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 + assert_match expected, actual end end @@ -191,9 +194,4 @@ class Mysql2ActiveSchemaTest < ActiveRecord::Mysql2TestCase 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/mysql2/annotate_test.rb b/activerecord/test/cases/adapters/mysql2/annotate_test.rb new file mode 100644 index 0000000000..b512540073 --- /dev/null +++ b/activerecord/test/cases/adapters/mysql2/annotate_test.rb @@ -0,0 +1,37 @@ +# frozen_string_literal: true + +require "cases/helper" +require "models/post" + +class Mysql2AnnotateTest < ActiveRecord::Mysql2TestCase + fixtures :posts + + def test_annotate_wraps_content_in_an_inline_comment + assert_sql(%r{\ASELECT `posts`\.`id` FROM `posts` /\* foo \*/}) do + posts = Post.select(:id).annotate("foo") + assert posts.first + end + end + + def test_annotate_is_sanitized + assert_sql(%r{\ASELECT `posts`\.`id` FROM `posts` /\* foo \*/}) do + posts = Post.select(:id).annotate("*/foo/*") + assert posts.first + end + + assert_sql(%r{\ASELECT `posts`\.`id` FROM `posts` /\* foo \*/}) do + posts = Post.select(:id).annotate("**//foo//**") + assert posts.first + end + + assert_sql(%r{\ASELECT `posts`\.`id` FROM `posts` /\* foo \*/ /\* bar \*/}) do + posts = Post.select(:id).annotate("*/foo/*").annotate("*/bar") + assert posts.first + end + + assert_sql(%r{\ASELECT `posts`\.`id` FROM `posts` /\* \+ MAX_EXECUTION_TIME\(1\) \*/}) do + posts = Post.select(:id).annotate("+ MAX_EXECUTION_TIME(1)") + assert posts.first + end + end +end diff --git a/activerecord/test/cases/adapters/mysql2/connection_test.rb b/activerecord/test/cases/adapters/mysql2/connection_test.rb index 3103589186..9c6566106a 100644 --- a/activerecord/test/cases/adapters/mysql2/connection_test.rb +++ b/activerecord/test/cases/adapters/mysql2/connection_test.rb @@ -28,17 +28,6 @@ class Mysql2ConnectionTest < ActiveRecord::Mysql2TestCase end end - def test_truncate - rows = ActiveRecord::Base.connection.exec_query("select count(*) from comments") - count = rows.first.values.first - assert_operator count, :>, 0 - - ActiveRecord::Base.connection.truncate("comments") - rows = ActiveRecord::Base.connection.exec_query("select count(*) from comments") - count = rows.first.values.first - assert_equal 0, count - end - def test_no_automatic_reconnection_after_timeout assert_predicate @connection, :active? @connection.update("set @@wait_timeout=1") diff --git a/activerecord/test/cases/adapters/mysql2/mysql2_adapter_test.rb b/activerecord/test/cases/adapters/mysql2/mysql2_adapter_test.rb index 0719baaa23..6ade2eec24 100644 --- a/activerecord/test/cases/adapters/mysql2/mysql2_adapter_test.rb +++ b/activerecord/test/cases/adapters/mysql2/mysql2_adapter_test.rb @@ -56,7 +56,7 @@ class Mysql2AdapterTest < ActiveRecord::Mysql2TestCase @conn.columns_for_distinct("posts.id", [order]) end - def test_errors_for_bigint_fks_on_integer_pk_table + def test_errors_for_bigint_fks_on_integer_pk_table_in_alter_table # table old_cars has primary key of integer error = assert_raises(ActiveRecord::MismatchedForeignKey) do @@ -64,9 +64,152 @@ class Mysql2AdapterTest < ActiveRecord::Mysql2TestCase @conn.add_foreign_key :engines, :old_cars end - assert_match "Column `old_car_id` on table `engines` has a type of `bigint(20)`", error.message + assert_includes error.message, <<~MSG.squish + Column `old_car_id` on table `engines` does not match column `id` on `old_cars`, + which has type `int(11)`. To resolve this issue, change the type of the `old_car_id` + column on `engines` to be :integer. (For example `t.integer :old_car_id`). + MSG assert_not_nil error.cause - @conn.exec_query("ALTER TABLE engines DROP COLUMN old_car_id") + ensure + @conn.execute("ALTER TABLE engines DROP COLUMN old_car_id") rescue nil + end + + def test_errors_for_bigint_fks_on_integer_pk_table_in_create_table + # table old_cars has primary key of integer + + error = assert_raises(ActiveRecord::MismatchedForeignKey) do + @conn.execute(<<~SQL) + CREATE TABLE activerecord_unittest.foos ( + id bigint NOT NULL AUTO_INCREMENT PRIMARY KEY, + old_car_id bigint, + INDEX index_foos_on_old_car_id (old_car_id), + CONSTRAINT fk_rails_ff771f3c96 FOREIGN KEY (old_car_id) REFERENCES old_cars (id) + ) + SQL + end + + assert_includes error.message, <<~MSG.squish + Column `old_car_id` on table `foos` does not match column `id` on `old_cars`, + which has type `int(11)`. To resolve this issue, change the type of the `old_car_id` + column on `foos` to be :integer. (For example `t.integer :old_car_id`). + MSG + assert_not_nil error.cause + ensure + @conn.drop_table :foos, if_exists: true + end + + def test_errors_for_integer_fks_on_bigint_pk_table_in_create_table + # table old_cars has primary key of bigint + + error = assert_raises(ActiveRecord::MismatchedForeignKey) do + @conn.execute(<<~SQL) + CREATE TABLE activerecord_unittest.foos ( + id bigint NOT NULL AUTO_INCREMENT PRIMARY KEY, + car_id int, + INDEX index_foos_on_car_id (car_id), + CONSTRAINT fk_rails_ff771f3c96 FOREIGN KEY (car_id) REFERENCES cars (id) + ) + SQL + end + + assert_includes error.message, <<~MSG.squish + Column `car_id` on table `foos` does not match column `id` on `cars`, + which has type `bigint(20)`. To resolve this issue, change the type of the `car_id` + column on `foos` to be :bigint. (For example `t.bigint :car_id`). + MSG + assert_not_nil error.cause + ensure + @conn.drop_table :foos, if_exists: true + end + + def test_errors_for_bigint_fks_on_string_pk_table_in_create_table + # table old_cars has primary key of string + + error = assert_raises(ActiveRecord::MismatchedForeignKey) do + @conn.execute(<<~SQL) + CREATE TABLE activerecord_unittest.foos ( + id bigint NOT NULL AUTO_INCREMENT PRIMARY KEY, + subscriber_id bigint, + INDEX index_foos_on_subscriber_id (subscriber_id), + CONSTRAINT fk_rails_ff771f3c96 FOREIGN KEY (subscriber_id) REFERENCES subscribers (nick) + ) + SQL + end + + assert_includes error.message, <<~MSG.squish + Column `subscriber_id` on table `foos` does not match column `nick` on `subscribers`, + which has type `varchar(255)`. To resolve this issue, change the type of the `subscriber_id` + column on `foos` to be :string. (For example `t.string :subscriber_id`). + MSG + assert_not_nil error.cause + ensure + @conn.drop_table :foos, if_exists: true + end + + def test_errors_when_an_insert_query_is_called_while_preventing_writes + assert_raises(ActiveRecord::ReadOnlyError) do + @conn.while_preventing_writes do + @conn.insert("INSERT INTO `engines` (`car_id`) VALUES ('138853948594')") + end + end + end + + def test_errors_when_an_update_query_is_called_while_preventing_writes + @conn.insert("INSERT INTO `engines` (`car_id`) VALUES ('138853948594')") + + assert_raises(ActiveRecord::ReadOnlyError) do + @conn.while_preventing_writes do + @conn.update("UPDATE `engines` SET `engines`.`car_id` = '9989' WHERE `engines`.`car_id` = '138853948594'") + end + end + end + + def test_errors_when_a_delete_query_is_called_while_preventing_writes + @conn.execute("INSERT INTO `engines` (`car_id`) VALUES ('138853948594')") + + assert_raises(ActiveRecord::ReadOnlyError) do + @conn.while_preventing_writes do + @conn.execute("DELETE FROM `engines` where `engines`.`car_id` = '138853948594'") + end + end + end + + def test_errors_when_a_replace_query_is_called_while_preventing_writes + @conn.execute("INSERT INTO `engines` (`car_id`) VALUES ('138853948594')") + + assert_raises(ActiveRecord::ReadOnlyError) do + @conn.while_preventing_writes do + @conn.execute("REPLACE INTO `engines` SET `engines`.`car_id` = '249823948'") + end + end + end + + def test_doesnt_error_when_a_select_query_is_called_while_preventing_writes + @conn.execute("INSERT INTO `engines` (`car_id`) VALUES ('138853948594')") + + @conn.while_preventing_writes do + assert_equal 1, @conn.execute("SELECT `engines`.* FROM `engines` WHERE `engines`.`car_id` = '138853948594'").entries.count + end + end + + def test_doesnt_error_when_a_show_query_is_called_while_preventing_writes + @conn.while_preventing_writes do + assert_equal 2, @conn.execute("SHOW FULL FIELDS FROM `engines`").entries.count + end + end + + def test_doesnt_error_when_a_set_query_is_called_while_preventing_writes + @conn.while_preventing_writes do + assert_nil @conn.execute("SET NAMES utf8mb4 COLLATE utf8mb4_unicode_ci") + end + end + + def test_doesnt_error_when_a_read_query_with_leading_chars_is_called_while_preventing_writes + @conn.execute("INSERT INTO `engines` (`car_id`) VALUES ('138853948594')") + + @conn.while_preventing_writes do + assert_equal 1, @conn.execute("(\n( SELECT `engines`.* FROM `engines` WHERE `engines`.`car_id` = '138853948594' ) )").entries.count + end end private diff --git a/activerecord/test/cases/adapters/mysql2/optimizer_hints_test.rb b/activerecord/test/cases/adapters/mysql2/optimizer_hints_test.rb new file mode 100644 index 0000000000..b9794c5710 --- /dev/null +++ b/activerecord/test/cases/adapters/mysql2/optimizer_hints_test.rb @@ -0,0 +1,40 @@ +# frozen_string_literal: true + +require "cases/helper" +require "models/post" + +if supports_optimizer_hints? + class Mysql2OptimzerHintsTest < ActiveRecord::Mysql2TestCase + fixtures :posts + + def test_optimizer_hints + assert_sql(%r{\ASELECT /\*\+ NO_RANGE_OPTIMIZATION\(posts index_posts_on_author_id\) \*/}) do + posts = Post.optimizer_hints("NO_RANGE_OPTIMIZATION(posts index_posts_on_author_id)") + posts = posts.select(:id).where(author_id: [0, 1]) + assert_includes posts.explain, "| index | index_posts_on_author_id | index_posts_on_author_id |" + end + end + + def test_optimizer_hints_is_sanitized + assert_sql(%r{\ASELECT /\*\+ NO_RANGE_OPTIMIZATION\(posts index_posts_on_author_id\) \*/}) do + posts = Post.optimizer_hints("/*+ NO_RANGE_OPTIMIZATION(posts index_posts_on_author_id) */") + posts = posts.select(:id).where(author_id: [0, 1]) + assert_includes posts.explain, "| index | index_posts_on_author_id | index_posts_on_author_id |" + end + + assert_sql(%r{\ASELECT /\*\+ `posts`\.\*, \*/}) do + posts = Post.optimizer_hints("**// `posts`.*, //**") + posts = posts.select(:id).where(author_id: [0, 1]) + assert_equal({ "id" => 1 }, posts.first.as_json) + end + end + + def test_optimizer_hints_with_unscope + assert_sql(%r{\ASELECT `posts`\.`id`}) do + posts = Post.optimizer_hints("/*+ NO_RANGE_OPTIMIZATION(posts index_posts_on_author_id) */") + posts = posts.select(:id).where(author_id: [0, 1]) + posts.unscope(:optimizer_hints).load + end + end + 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 afd422881b..62efaf3bfe 100644 --- a/activerecord/test/cases/adapters/postgresql/active_schema_test.rb +++ b/activerecord/test/cases/adapters/postgresql/active_schema_test.rb @@ -29,7 +29,7 @@ class PostgresqlActiveSchemaTest < ActiveRecord::PostgreSQLTestCase def test_add_index # add_index calls index_name_exists? which can't work since execute is stubbed - ActiveRecord::ConnectionAdapters::PostgreSQLAdapter.send(:define_method, :index_name_exists?) { |*| false } + ActiveRecord::ConnectionAdapters::PostgreSQLAdapter.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'") @@ -74,12 +74,12 @@ class PostgresqlActiveSchemaTest < ActiveRecord::PostgreSQLTestCase add_index(:people, :last_name, algorithm: :copy) end - ActiveRecord::ConnectionAdapters::PostgreSQLAdapter.send :remove_method, :index_name_exists? + ActiveRecord::ConnectionAdapters::PostgreSQLAdapter.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 |*| + ActiveRecord::ConnectionAdapters::PostgreSQLAdapter.define_method(:index_name_for_remove) do |*| "index_people_on_last_name" end @@ -90,7 +90,7 @@ class PostgresqlActiveSchemaTest < ActiveRecord::PostgreSQLTestCase add_index(:people, :last_name, algorithm: :copy) end - ActiveRecord::ConnectionAdapters::PostgreSQLAdapter.send :remove_method, :index_name_for_remove + ActiveRecord::ConnectionAdapters::PostgreSQLAdapter.remove_method :index_name_for_remove end def test_remove_index_when_name_is_specified diff --git a/activerecord/test/cases/adapters/postgresql/annotate_test.rb b/activerecord/test/cases/adapters/postgresql/annotate_test.rb new file mode 100644 index 0000000000..42a2861511 --- /dev/null +++ b/activerecord/test/cases/adapters/postgresql/annotate_test.rb @@ -0,0 +1,37 @@ +# frozen_string_literal: true + +require "cases/helper" +require "models/post" + +class PostgresqlAnnotateTest < ActiveRecord::PostgreSQLTestCase + fixtures :posts + + def test_annotate_wraps_content_in_an_inline_comment + assert_sql(%r{\ASELECT "posts"\."id" FROM "posts" /\* foo \*/}) do + posts = Post.select(:id).annotate("foo") + assert posts.first + end + end + + def test_annotate_is_sanitized + assert_sql(%r{\ASELECT "posts"\."id" FROM "posts" /\* foo \*/}) do + posts = Post.select(:id).annotate("*/foo/*") + assert posts.first + end + + assert_sql(%r{\ASELECT "posts"\."id" FROM "posts" /\* foo \*/}) do + posts = Post.select(:id).annotate("**//foo//**") + assert posts.first + end + + assert_sql(%r{\ASELECT "posts"\."id" FROM "posts" /\* foo \*/ /\* bar \*/}) do + posts = Post.select(:id).annotate("*/foo/*").annotate("*/bar") + assert posts.first + end + + assert_sql(%r{\ASELECT "posts"\."id" FROM "posts" /\* \+ MAX_EXECUTION_TIME\(1\) \*/}) do + posts = Post.select(:id).annotate("+ MAX_EXECUTION_TIME(1)") + assert posts.first + end + end +end diff --git a/activerecord/test/cases/adapters/postgresql/array_test.rb b/activerecord/test/cases/adapters/postgresql/array_test.rb index 42618c2ec3..2e7a4b498f 100644 --- a/activerecord/test/cases/adapters/postgresql/array_test.rb +++ b/activerecord/test/cases/adapters/postgresql/array_test.rb @@ -17,7 +17,7 @@ class PostgresqlArrayTest < ActiveRecord::PostgreSQLTestCase enable_extension!("hstore", @connection) @connection.transaction do - @connection.create_table("pg_arrays") do |t| + @connection.create_table "pg_arrays", force: true do |t| t.string "tags", array: true, limit: 255 t.integer "ratings", array: true t.datetime :datetimes, array: true @@ -112,6 +112,18 @@ class PostgresqlArrayTest < ActiveRecord::PostgreSQLTestCase assert_predicate column, :array? end + def test_change_column_from_non_array_to_array + @connection.add_column :pg_arrays, :snippets, :string + @connection.change_column :pg_arrays, :snippets, :text, array: true, default: [], using: "string_to_array(\"snippets\", ',')" + + PgArray.reset_column_information + column = PgArray.columns_hash["snippets"] + + assert_equal :text, column.type + assert_equal [], PgArray.column_defaults["snippets"] + assert_predicate column, :array? + end + def test_change_column_cant_make_non_array_column_to_array @connection.add_column :pg_arrays, :a_string, :string assert_raises ActiveRecord::StatementInvalid do @@ -226,14 +238,6 @@ class PostgresqlArrayTest < ActiveRecord::PostgreSQLTestCase assert_equal(PgArray.last.tags, tag_values) end - def test_insert_fixtures - tag_values = ["val1", "val2", "val3_with_'_multiple_quote_'_chars"] - assert_deprecated do - @connection.insert_fixtures([{ "tags" => tag_values }], "pg_arrays") - end - assert_equal(PgArray.last.tags, tag_values) - end - def test_attribute_for_inspect_for_array_field record = PgArray.new { |a| a.ratings = (1..10).to_a } assert_equal("[1, 2, 3, 4, 5, 6, 7, 8, 9, 10]", record.attribute_for_inspect(:ratings)) diff --git a/activerecord/test/cases/adapters/postgresql/case_insensitive_test.rb b/activerecord/test/cases/adapters/postgresql/case_insensitive_test.rb index 305e033642..79e9efcf06 100644 --- a/activerecord/test/cases/adapters/postgresql/case_insensitive_test.rb +++ b/activerecord/test/cases/adapters/postgresql/case_insensitive_test.rb @@ -7,22 +7,21 @@ class PostgresqlCaseInsensitiveTest < ActiveRecord::PostgreSQLTestCase def test_case_insensitiveness connection = ActiveRecord::Base.connection - table = Default.arel_table - column = Default.columns_hash["char1"] - comparison = connection.case_insensitive_comparison table, :char1, column, nil + attr = Default.arel_attribute(:char1) + comparison = connection.case_insensitive_comparison(attr, nil) assert_match(/lower/i, comparison.to_sql) - column = Default.columns_hash["char2"] - comparison = connection.case_insensitive_comparison table, :char2, column, nil + attr = Default.arel_attribute(:char2) + comparison = connection.case_insensitive_comparison(attr, nil) assert_match(/lower/i, comparison.to_sql) - column = Default.columns_hash["char3"] - comparison = connection.case_insensitive_comparison table, :char3, column, nil + attr = Default.arel_attribute(:char3) + comparison = connection.case_insensitive_comparison(attr, nil) assert_match(/lower/i, comparison.to_sql) - column = Default.columns_hash["multiline_default"] - comparison = connection.case_insensitive_comparison table, :multiline_default, column, nil + attr = Default.arel_attribute(:multiline_default) + comparison = connection.case_insensitive_comparison(attr, nil) assert_match(/lower/i, comparison.to_sql) end end diff --git a/activerecord/test/cases/adapters/postgresql/composite_test.rb b/activerecord/test/cases/adapters/postgresql/composite_test.rb index b0ce2694a3..683066cdb3 100644 --- a/activerecord/test/cases/adapters/postgresql/composite_test.rb +++ b/activerecord/test/cases/adapters/postgresql/composite_test.rb @@ -15,13 +15,13 @@ module PostgresqlCompositeBehavior @connection = ActiveRecord::Base.connection @connection.transaction do - @connection.execute <<-SQL - CREATE TYPE full_address AS - ( - city VARCHAR(90), - street VARCHAR(90) - ); - SQL + @connection.execute <<~SQL + CREATE TYPE full_address AS + ( + city VARCHAR(90), + street VARCHAR(90) + ); + SQL @connection.create_table("postgresql_composites") do |t| t.column :address, :full_address end diff --git a/activerecord/test/cases/adapters/postgresql/connection_test.rb b/activerecord/test/cases/adapters/postgresql/connection_test.rb index 70aa189893..210758f462 100644 --- a/activerecord/test/cases/adapters/postgresql/connection_test.rb +++ b/activerecord/test/cases/adapters/postgresql/connection_test.rb @@ -25,14 +25,6 @@ module ActiveRecord super end - def test_truncate - count = ActiveRecord::Base.connection.execute("select count(*) from comments").first["count"].to_i - assert_operator count, :>, 0 - ActiveRecord::Base.connection.truncate("comments") - count = ActiveRecord::Base.connection.execute("select count(*) from comments").first["count"].to_i - assert_equal 0, count - end - def test_encoding assert_queries(1) do assert_not_nil @connection.encoding @@ -146,34 +138,15 @@ module ActiveRecord end end - # Must have PostgreSQL >= 9.2, or with_manual_interventions set to - # true for this test to run. - # - # When prompted, restart the PostgreSQL server with the - # "-m fast" option or kill the individual connection assuming - # you know the incantation to do that. - # To restart PostgreSQL 9.1 on macOS, installed via MacPorts, ... - # sudo su postgres -c "pg_ctl restart -D /opt/local/var/db/postgresql91/defaultdb/ -m fast" def test_reconnection_after_actual_disconnection_with_verify original_connection_pid = @connection.query("select pg_backend_pid()") # Sanity check. assert_predicate @connection, :active? - if @connection.send(:postgresql_version) >= 90200 - secondary_connection = ActiveRecord::Base.connection_pool.checkout - secondary_connection.query("select pg_terminate_backend(#{original_connection_pid.first.first})") - ActiveRecord::Base.connection_pool.checkin(secondary_connection) - elsif ARTest.config["with_manual_interventions"] - puts "Kill the connection now (e.g. by restarting the PostgreSQL " \ - 'server with the "-m fast" option) and then press enter.' - $stdin.gets - else - # We're not capable of terminating the backend ourselves, and - # we're not allowed to seek assistance; bail out without - # actually testing anything. - return - end + secondary_connection = ActiveRecord::Base.connection_pool.checkout + secondary_connection.query("select pg_terminate_backend(#{original_connection_pid.first.first})") + ActiveRecord::Base.connection_pool.checkin(secondary_connection) @connection.verify! @@ -230,7 +203,7 @@ module ActiveRecord def test_get_and_release_advisory_lock lock_id = 5295901941911233559 - list_advisory_locks = <<-SQL + list_advisory_locks = <<~SQL SELECT locktype, (classid::bigint << 32) | objid::bigint AS lock_id FROM pg_locks @@ -261,6 +234,10 @@ module ActiveRecord end end + def test_supports_ranges_is_deprecated + assert_deprecated { @connection.supports_ranges? } + end + private def with_warning_suppression diff --git a/activerecord/test/cases/adapters/postgresql/create_unlogged_tables_test.rb b/activerecord/test/cases/adapters/postgresql/create_unlogged_tables_test.rb new file mode 100644 index 0000000000..a02bae1453 --- /dev/null +++ b/activerecord/test/cases/adapters/postgresql/create_unlogged_tables_test.rb @@ -0,0 +1,74 @@ +# frozen_string_literal: true + +require "cases/helper" +require "support/schema_dumping_helper" + +class UnloggedTablesTest < ActiveRecord::PostgreSQLTestCase + include SchemaDumpingHelper + + TABLE_NAME = "things" + LOGGED_FIELD = "relpersistence" + LOGGED_QUERY = "SELECT #{LOGGED_FIELD} FROM pg_class WHERE relname = '#{TABLE_NAME}'" + LOGGED = "p" + UNLOGGED = "u" + TEMPORARY = "t" + + class Thing < ActiveRecord::Base + self.table_name = TABLE_NAME + end + + def setup + @connection = ActiveRecord::Base.connection + ActiveRecord::ConnectionAdapters::PostgreSQLAdapter.create_unlogged_tables = false + end + + teardown do + @connection.drop_table TABLE_NAME, if_exists: true + ActiveRecord::ConnectionAdapters::PostgreSQLAdapter.create_unlogged_tables = false + end + + def test_logged_by_default + @connection.create_table(TABLE_NAME) do |t| + end + assert_equal @connection.execute(LOGGED_QUERY).first[LOGGED_FIELD], LOGGED + end + + def test_unlogged_in_test_environment_when_unlogged_setting_enabled + ActiveRecord::ConnectionAdapters::PostgreSQLAdapter.create_unlogged_tables = true + + @connection.create_table(TABLE_NAME) do |t| + end + assert_equal @connection.execute(LOGGED_QUERY).first[LOGGED_FIELD], UNLOGGED + end + + def test_not_included_in_schema_dump + ActiveRecord::ConnectionAdapters::PostgreSQLAdapter.create_unlogged_tables = true + + @connection.create_table(TABLE_NAME) do |t| + end + assert_no_match(/unlogged/i, dump_table_schema(TABLE_NAME)) + end + + def test_not_changed_in_change_table + @connection.create_table(TABLE_NAME) do |t| + end + + ActiveRecord::ConnectionAdapters::PostgreSQLAdapter.create_unlogged_tables = true + + @connection.change_table(TABLE_NAME) do |t| + t.column :name, :string + end + assert_equal @connection.execute(LOGGED_QUERY).first[LOGGED_FIELD], LOGGED + end + + def test_gracefully_handles_temporary_tables + @connection.create_table(TABLE_NAME, temporary: true) do |t| + end + + # Temporary tables are already unlogged, though this query results in a + # different result ("t" vs. "u"). This test is really just checking that we + # didn't try to run `CREATE TEMPORARY UNLOGGED TABLE`, which would result in + # a PostgreSQL error. + assert_equal @connection.execute(LOGGED_QUERY).first[LOGGED_FIELD], TEMPORARY + end +end diff --git a/activerecord/test/cases/adapters/postgresql/enum_test.rb b/activerecord/test/cases/adapters/postgresql/enum_test.rb index 6789ff63e7..416a2b141b 100644 --- a/activerecord/test/cases/adapters/postgresql/enum_test.rb +++ b/activerecord/test/cases/adapters/postgresql/enum_test.rb @@ -13,7 +13,7 @@ class PostgresqlEnumTest < ActiveRecord::PostgreSQLTestCase def setup @connection = ActiveRecord::Base.connection @connection.transaction do - @connection.execute <<-SQL + @connection.execute <<~SQL CREATE TYPE mood AS ENUM ('sad', 'ok', 'happy'); SQL @connection.create_table("postgresql_enums") do |t| diff --git a/activerecord/test/cases/adapters/postgresql/foreign_table_test.rb b/activerecord/test/cases/adapters/postgresql/foreign_table_test.rb index 4fa315ad23..69339c8a31 100644 --- a/activerecord/test/cases/adapters/postgresql/foreign_table_test.rb +++ b/activerecord/test/cases/adapters/postgresql/foreign_table_test.rb @@ -22,18 +22,18 @@ if ActiveRecord::Base.connection.supports_foreign_tables? enable_extension!("postgres_fdw", @connection) foreign_db_config = ARTest.connection_config["arunit2"] - @connection.execute <<-SQL + @connection.execute <<~SQL CREATE SERVER foreign_server FOREIGN DATA WRAPPER postgres_fdw OPTIONS (dbname '#{foreign_db_config["database"]}') SQL - @connection.execute <<-SQL + @connection.execute <<~SQL CREATE USER MAPPING FOR CURRENT_USER SERVER foreign_server SQL - @connection.execute <<-SQL + @connection.execute <<~SQL CREATE FOREIGN TABLE foreign_professors ( id int, name character varying NOT NULL @@ -45,7 +45,7 @@ if ActiveRecord::Base.connection.supports_foreign_tables? def teardown disable_extension!("postgres_fdw", @connection) - @connection.execute <<-SQL + @connection.execute <<~SQL DROP SERVER IF EXISTS foreign_server CASCADE SQL end diff --git a/activerecord/test/cases/adapters/postgresql/hstore_test.rb b/activerecord/test/cases/adapters/postgresql/hstore_test.rb index 4b061a9375..cd45975f70 100644 --- a/activerecord/test/cases/adapters/postgresql/hstore_test.rb +++ b/activerecord/test/cases/adapters/postgresql/hstore_test.rb @@ -2,6 +2,7 @@ require "cases/helper" require "support/schema_dumping_helper" +require "support/stubs/strong_parameters" class PostgresqlHstoreTest < ActiveRecord::PostgreSQLTestCase include SchemaDumpingHelper @@ -11,12 +12,6 @@ class PostgresqlHstoreTest < ActiveRecord::PostgreSQLTestCase store_accessor :settings, :language, :timezone end - class FakeParameters - def to_unsafe_h - { "hi" => "hi" } - end - end - def setup @connection = ActiveRecord::Base.connection @@ -344,7 +339,7 @@ class PostgresqlHstoreTest < ActiveRecord::PostgreSQLTestCase end def test_supports_to_unsafe_h_values - assert_equal("\"hi\"=>\"hi\"", @type.serialize(FakeParameters.new)) + assert_equal "\"hi\"=>\"hi\"", @type.serialize(ProtectedParams.new("hi" => "hi")) end private diff --git a/activerecord/test/cases/adapters/postgresql/infinity_test.rb b/activerecord/test/cases/adapters/postgresql/infinity_test.rb index 5e56ce8427..b1bf06d9e9 100644 --- a/activerecord/test/cases/adapters/postgresql/infinity_test.rb +++ b/activerecord/test/cases/adapters/postgresql/infinity_test.rb @@ -71,17 +71,15 @@ class PostgresqlInfinityTest < ActiveRecord::PostgreSQLTestCase end test "assigning 'infinity' on a datetime column with TZ aware attributes" do - begin - in_time_zone "Pacific Time (US & Canada)" do - record = PostgresqlInfinity.create!(datetime: "infinity") - assert_equal Float::INFINITY, record.datetime - assert_equal record.datetime, record.reload.datetime - end - ensure - # setting time_zone_aware_attributes causes the types to change. - # There is no way to do this automatically since it can be set on a superclass - PostgresqlInfinity.reset_column_information + in_time_zone "Pacific Time (US & Canada)" do + record = PostgresqlInfinity.create!(datetime: "infinity") + assert_equal Float::INFINITY, record.datetime + assert_equal record.datetime, record.reload.datetime end + ensure + # setting time_zone_aware_attributes causes the types to change. + # There is no way to do this automatically since it can be set on a superclass + PostgresqlInfinity.reset_column_information end test "where clause with infinite range on a datetime column" do diff --git a/activerecord/test/cases/adapters/postgresql/money_test.rb b/activerecord/test/cases/adapters/postgresql/money_test.rb index 75e5aaed53..1aa0348879 100644 --- a/activerecord/test/cases/adapters/postgresql/money_test.rb +++ b/activerecord/test/cases/adapters/postgresql/money_test.rb @@ -37,7 +37,7 @@ class PostgresqlMoneyTest < ActiveRecord::PostgreSQLTestCase def test_default assert_equal BigDecimal("150.55"), PostgresqlMoney.column_defaults["depth"] assert_equal BigDecimal("150.55"), PostgresqlMoney.new.depth - assert_equal "$150.55", PostgresqlMoney.new.depth_before_type_cast + assert_equal "150.55", PostgresqlMoney.new.depth_before_type_cast end def test_money_values diff --git a/activerecord/test/cases/adapters/postgresql/optimizer_hints_test.rb b/activerecord/test/cases/adapters/postgresql/optimizer_hints_test.rb new file mode 100644 index 0000000000..5e4bf232e1 --- /dev/null +++ b/activerecord/test/cases/adapters/postgresql/optimizer_hints_test.rb @@ -0,0 +1,44 @@ +# frozen_string_literal: true + +require "cases/helper" +require "models/post" + +if supports_optimizer_hints? + class PostgresqlOptimzerHintsTest < ActiveRecord::PostgreSQLTestCase + fixtures :posts + + def setup + enable_extension!("pg_hint_plan", ActiveRecord::Base.connection) + end + + def test_optimizer_hints + assert_sql(%r{\ASELECT /\*\+ SeqScan\(posts\) \*/}) do + posts = Post.optimizer_hints("SeqScan(posts)") + posts = posts.select(:id).where(author_id: [0, 1]) + assert_includes posts.explain, "Seq Scan on posts" + end + end + + def test_optimizer_hints_is_sanitized + assert_sql(%r{\ASELECT /\*\+ SeqScan\(posts\) \*/}) do + posts = Post.optimizer_hints("/*+ SeqScan(posts) */") + posts = posts.select(:id).where(author_id: [0, 1]) + assert_includes posts.explain, "Seq Scan on posts" + end + + assert_sql(%r{\ASELECT /\*\+ "posts"\.\*, \*/}) do + posts = Post.optimizer_hints("**// \"posts\".*, //**") + posts = posts.select(:id).where(author_id: [0, 1]) + assert_equal({ "id" => 1 }, posts.first.as_json) + end + end + + def test_optimizer_hints_with_unscope + assert_sql(%r{\ASELECT "posts"\."id"}) do + posts = Post.optimizer_hints("/*+ SeqScan(posts) */") + posts = posts.select(:id).where(author_id: [0, 1]) + posts.unscope(:optimizer_hints).load + end + end + end +end diff --git a/activerecord/test/cases/adapters/postgresql/postgresql_adapter_test.rb b/activerecord/test/cases/adapters/postgresql/postgresql_adapter_test.rb index cbb6cd42b5..fbd3cbf90f 100644 --- a/activerecord/test/cases/adapters/postgresql/postgresql_adapter_test.rb +++ b/activerecord/test/cases/adapters/postgresql/postgresql_adapter_test.rb @@ -376,6 +376,72 @@ module ActiveRecord end end + def test_errors_when_an_insert_query_is_called_while_preventing_writes + with_example_table do + assert_raises(ActiveRecord::ReadOnlyError) do + @connection.while_preventing_writes do + @connection.execute("INSERT INTO ex (data) VALUES ('138853948594')") + end + end + end + end + + def test_errors_when_an_update_query_is_called_while_preventing_writes + with_example_table do + @connection.execute("INSERT INTO ex (data) VALUES ('138853948594')") + + assert_raises(ActiveRecord::ReadOnlyError) do + @connection.while_preventing_writes do + @connection.execute("UPDATE ex SET data = '9989' WHERE data = '138853948594'") + end + end + end + end + + def test_errors_when_a_delete_query_is_called_while_preventing_writes + with_example_table do + @connection.execute("INSERT INTO ex (data) VALUES ('138853948594')") + + assert_raises(ActiveRecord::ReadOnlyError) do + @connection.while_preventing_writes do + @connection.execute("DELETE FROM ex where data = '138853948594'") + end + end + end + end + + def test_doesnt_error_when_a_select_query_is_called_while_preventing_writes + with_example_table do + @connection.execute("INSERT INTO ex (data) VALUES ('138853948594')") + + @connection.while_preventing_writes do + assert_equal 1, @connection.execute("SELECT * FROM ex WHERE data = '138853948594'").entries.count + end + end + end + + def test_doesnt_error_when_a_show_query_is_called_while_preventing_writes + @connection.while_preventing_writes do + assert_equal 1, @connection.execute("SHOW TIME ZONE").entries.count + end + end + + def test_doesnt_error_when_a_set_query_is_called_while_preventing_writes + @connection.while_preventing_writes do + assert_equal [], @connection.execute("SET standard_conforming_strings = on").entries + end + end + + def test_doesnt_error_when_a_read_query_with_leading_chars_is_called_while_preventing_writes + with_example_table do + @connection.execute("INSERT INTO ex (data) VALUES ('138853948594')") + + @connection.while_preventing_writes do + assert_equal 1, @connection.execute("(\n( SELECT * FROM ex WHERE data = '138853948594' ) )").entries.count + end + end + end + private def with_example_table(definition = "id serial primary key, number integer, data character varying(255)", &block) diff --git a/activerecord/test/cases/adapters/postgresql/quoting_test.rb b/activerecord/test/cases/adapters/postgresql/quoting_test.rb index d50dc49276..d571355a9c 100644 --- a/activerecord/test/cases/adapters/postgresql/quoting_test.rb +++ b/activerecord/test/cases/adapters/postgresql/quoting_test.rb @@ -39,6 +39,11 @@ module ActiveRecord type = OID::Bit.new assert_nil @conn.quote(type.serialize(value)) end + + def test_quote_table_name_with_spaces + value = "user posts" + assert_equal "\"user posts\"", @conn.quote_table_name(value) + end end end end diff --git a/activerecord/test/cases/adapters/postgresql/range_test.rb b/activerecord/test/cases/adapters/postgresql/range_test.rb index 433598500d..068f1e8bea 100644 --- a/activerecord/test/cases/adapters/postgresql/range_test.rb +++ b/activerecord/test/cases/adapters/postgresql/range_test.rb @@ -3,418 +3,432 @@ require "cases/helper" require "support/connection_helper" -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::PostgreSQLTestCase - self.use_transactional_tests = false - include ConnectionHelper - include InTimeZone - - def setup - @connection = PostgresqlRange.connection - begin - @connection.transaction do - @connection.execute <<_SQL - CREATE TYPE floatrange AS RANGE ( - subtype = float8, - subtype_diff = float8mi - ); -_SQL - - @connection.create_table("postgresql_ranges") do |t| - t.daterange :date_range - t.numrange :num_range - t.tsrange :ts_range - t.tstzrange :tstz_range - t.int4range :int4_range - t.int8range :int8_range - end - - @connection.add_column "postgresql_ranges", "float_range", "floatrange" +class PostgresqlRange < ActiveRecord::Base + self.table_name = "postgresql_ranges" + self.time_zone_aware_types += [:tsrange, :tstzrange] +end + +class PostgresqlRangeTest < ActiveRecord::PostgreSQLTestCase + self.use_transactional_tests = false + include ConnectionHelper + include InTimeZone + + def setup + @connection = PostgresqlRange.connection + begin + @connection.transaction do + @connection.execute <<~SQL + CREATE TYPE floatrange AS RANGE ( + subtype = float8, + subtype_diff = float8mi + ); + SQL + + @connection.create_table("postgresql_ranges") do |t| + t.daterange :date_range + t.numrange :num_range + t.tsrange :ts_range + t.tstzrange :tstz_range + t.int4range :int4_range + t.int8range :int8_range end - PostgresqlRange.reset_column_information - rescue ActiveRecord::StatementInvalid - skip "do not test on PG without range" - end - insert_range(id: 101, - date_range: "[''2012-01-02'', ''2012-01-04'']", - num_range: "[0.1, 0.2]", - ts_range: "[''2010-01-01 14:30'', ''2011-01-01 14:30'']", - tstz_range: "[''2010-01-01 14:30:00+05'', ''2011-01-01 14:30:00-03'']", - int4_range: "[1, 10]", - int8_range: "[10, 100]", - float_range: "[0.5, 0.7]") - - insert_range(id: 102, - date_range: "[''2012-01-02'', ''2012-01-04'')", - num_range: "[0.1, 0.2)", - ts_range: "[''2010-01-01 14:30'', ''2011-01-01 14:30'')", - tstz_range: "[''2010-01-01 14:30:00+05'', ''2011-01-01 14:30:00-03'')", - int4_range: "[1, 10)", - int8_range: "[10, 100)", - float_range: "[0.5, 0.7)") - - insert_range(id: 103, - date_range: "[''2012-01-02'',]", - num_range: "[0.1,]", - ts_range: "[''2010-01-01 14:30'',]", - tstz_range: "[''2010-01-01 14:30:00+05'',]", - int4_range: "[1,]", - int8_range: "[10,]", - float_range: "[0.5,]") - - insert_range(id: 104, - date_range: "[,]", - num_range: "[,]", - ts_range: "[,]", - tstz_range: "[,]", - int4_range: "[,]", - int8_range: "[,]", - float_range: "[,]") - - insert_range(id: 105, - date_range: "[''2012-01-02'', ''2012-01-02'')", - num_range: "[0.1, 0.1)", - ts_range: "[''2010-01-01 14:30'', ''2010-01-01 14:30'')", - tstz_range: "[''2010-01-01 14:30:00+05'', ''2010-01-01 06:30:00-03'')", - int4_range: "[1, 1)", - int8_range: "[10, 10)", - float_range: "[0.5, 0.5)") - - @new_range = PostgresqlRange.new - @first_range = PostgresqlRange.find(101) - @second_range = PostgresqlRange.find(102) - @third_range = PostgresqlRange.find(103) - @fourth_range = PostgresqlRange.find(104) - @empty_range = PostgresqlRange.find(105) - end + @connection.add_column "postgresql_ranges", "float_range", "floatrange" + end + PostgresqlRange.reset_column_information + rescue ActiveRecord::StatementInvalid + skip "do not test on PG without range" + end + + insert_range(id: 101, + date_range: "[''2012-01-02'', ''2012-01-04'']", + num_range: "[0.1, 0.2]", + ts_range: "[''2010-01-01 14:30'', ''2011-01-01 14:30'']", + tstz_range: "[''2010-01-01 14:30:00+05'', ''2011-01-01 14:30:00-03'']", + int4_range: "[1, 10]", + int8_range: "[10, 100]", + float_range: "[0.5, 0.7]") + + insert_range(id: 102, + date_range: "[''2012-01-02'', ''2012-01-04'')", + num_range: "[0.1, 0.2)", + ts_range: "[''2010-01-01 14:30'', ''2011-01-01 14:30'')", + tstz_range: "[''2010-01-01 14:30:00+05'', ''2011-01-01 14:30:00-03'')", + int4_range: "[1, 10)", + int8_range: "[10, 100)", + float_range: "[0.5, 0.7)") + + insert_range(id: 103, + date_range: "[''2012-01-02'',]", + num_range: "[0.1,]", + ts_range: "[''2010-01-01 14:30'',]", + tstz_range: "[''2010-01-01 14:30:00+05'',]", + int4_range: "[1,]", + int8_range: "[10,]", + float_range: "[0.5,]") + + insert_range(id: 104, + date_range: "[,]", + num_range: "[,]", + ts_range: "[,]", + tstz_range: "[,]", + int4_range: "[,]", + int8_range: "[,]", + float_range: "[,]") + + insert_range(id: 105, + date_range: "[''2012-01-02'', ''2012-01-02'')", + num_range: "[0.1, 0.1)", + ts_range: "[''2010-01-01 14:30'', ''2010-01-01 14:30'')", + tstz_range: "[''2010-01-01 14:30:00+05'', ''2010-01-01 06:30:00-03'')", + int4_range: "[1, 1)", + int8_range: "[10, 10)", + float_range: "[0.5, 0.5)") + + @new_range = PostgresqlRange.new + @first_range = PostgresqlRange.find(101) + @second_range = PostgresqlRange.find(102) + @third_range = PostgresqlRange.find(103) + @fourth_range = PostgresqlRange.find(104) + @empty_range = PostgresqlRange.find(105) + end - teardown do - @connection.drop_table "postgresql_ranges", if_exists: true - @connection.execute "DROP TYPE IF EXISTS floatrange" - reset_connection - end + teardown do + @connection.drop_table "postgresql_ranges", if_exists: true + @connection.execute "DROP TYPE IF EXISTS floatrange" + reset_connection + end - def test_data_type_of_range_types - assert_equal :daterange, @first_range.column_for_attribute(:date_range).type - assert_equal :numrange, @first_range.column_for_attribute(:num_range).type - assert_equal :tsrange, @first_range.column_for_attribute(:ts_range).type - assert_equal :tstzrange, @first_range.column_for_attribute(:tstz_range).type - assert_equal :int4range, @first_range.column_for_attribute(:int4_range).type - assert_equal :int8range, @first_range.column_for_attribute(:int8_range).type - end + def test_data_type_of_range_types + assert_equal :daterange, @first_range.column_for_attribute(:date_range).type + assert_equal :numrange, @first_range.column_for_attribute(:num_range).type + assert_equal :tsrange, @first_range.column_for_attribute(:ts_range).type + assert_equal :tstzrange, @first_range.column_for_attribute(:tstz_range).type + assert_equal :int4range, @first_range.column_for_attribute(:int4_range).type + assert_equal :int8range, @first_range.column_for_attribute(:int8_range).type + end - def test_int4range_values - assert_equal 1...11, @first_range.int4_range - assert_equal 1...10, @second_range.int4_range - assert_equal 1...Float::INFINITY, @third_range.int4_range - assert_equal(-Float::INFINITY...Float::INFINITY, @fourth_range.int4_range) - assert_nil @empty_range.int4_range - end + def test_int4range_values + assert_equal 1...11, @first_range.int4_range + assert_equal 1...10, @second_range.int4_range + assert_equal 1...Float::INFINITY, @third_range.int4_range + assert_equal(-Float::INFINITY...Float::INFINITY, @fourth_range.int4_range) + assert_nil @empty_range.int4_range + end - def test_int8range_values - assert_equal 10...101, @first_range.int8_range - assert_equal 10...100, @second_range.int8_range - assert_equal 10...Float::INFINITY, @third_range.int8_range - assert_equal(-Float::INFINITY...Float::INFINITY, @fourth_range.int8_range) - assert_nil @empty_range.int8_range - end + def test_int8range_values + assert_equal 10...101, @first_range.int8_range + assert_equal 10...100, @second_range.int8_range + assert_equal 10...Float::INFINITY, @third_range.int8_range + assert_equal(-Float::INFINITY...Float::INFINITY, @fourth_range.int8_range) + assert_nil @empty_range.int8_range + end - def test_daterange_values - assert_equal Date.new(2012, 1, 2)...Date.new(2012, 1, 5), @first_range.date_range - assert_equal Date.new(2012, 1, 2)...Date.new(2012, 1, 4), @second_range.date_range - assert_equal Date.new(2012, 1, 2)...Float::INFINITY, @third_range.date_range - assert_equal(-Float::INFINITY...Float::INFINITY, @fourth_range.date_range) - assert_nil @empty_range.date_range - end + def test_daterange_values + assert_equal Date.new(2012, 1, 2)...Date.new(2012, 1, 5), @first_range.date_range + assert_equal Date.new(2012, 1, 2)...Date.new(2012, 1, 4), @second_range.date_range + assert_equal Date.new(2012, 1, 2)...Float::INFINITY, @third_range.date_range + assert_equal(-Float::INFINITY...Float::INFINITY, @fourth_range.date_range) + assert_nil @empty_range.date_range + end - def test_numrange_values - assert_equal BigDecimal("0.1")..BigDecimal("0.2"), @first_range.num_range - assert_equal BigDecimal("0.1")...BigDecimal("0.2"), @second_range.num_range - assert_equal BigDecimal("0.1")...BigDecimal("Infinity"), @third_range.num_range - assert_equal BigDecimal("-Infinity")...BigDecimal("Infinity"), @fourth_range.num_range - assert_nil @empty_range.num_range - end + def test_numrange_values + assert_equal BigDecimal("0.1")..BigDecimal("0.2"), @first_range.num_range + assert_equal BigDecimal("0.1")...BigDecimal("0.2"), @second_range.num_range + assert_equal BigDecimal("0.1")...BigDecimal("Infinity"), @third_range.num_range + assert_equal BigDecimal("-Infinity")...BigDecimal("Infinity"), @fourth_range.num_range + assert_nil @empty_range.num_range + end - def test_tsrange_values - tz = ::ActiveRecord::Base.default_timezone - assert_equal Time.send(tz, 2010, 1, 1, 14, 30, 0)..Time.send(tz, 2011, 1, 1, 14, 30, 0), @first_range.ts_range - assert_equal Time.send(tz, 2010, 1, 1, 14, 30, 0)...Time.send(tz, 2011, 1, 1, 14, 30, 0), @second_range.ts_range - assert_equal(-Float::INFINITY...Float::INFINITY, @fourth_range.ts_range) - assert_nil @empty_range.ts_range - end + def test_tsrange_values + tz = ::ActiveRecord::Base.default_timezone + assert_equal Time.send(tz, 2010, 1, 1, 14, 30, 0)..Time.send(tz, 2011, 1, 1, 14, 30, 0), @first_range.ts_range + assert_equal Time.send(tz, 2010, 1, 1, 14, 30, 0)...Time.send(tz, 2011, 1, 1, 14, 30, 0), @second_range.ts_range + assert_equal(-Float::INFINITY...Float::INFINITY, @fourth_range.ts_range) + assert_nil @empty_range.ts_range + end - def test_tstzrange_values - assert_equal Time.parse("2010-01-01 09:30:00 UTC")..Time.parse("2011-01-01 17:30:00 UTC"), @first_range.tstz_range - assert_equal Time.parse("2010-01-01 09:30:00 UTC")...Time.parse("2011-01-01 17:30:00 UTC"), @second_range.tstz_range - assert_equal(-Float::INFINITY...Float::INFINITY, @fourth_range.tstz_range) - assert_nil @empty_range.tstz_range - end + def test_tstzrange_values + assert_equal Time.parse("2010-01-01 09:30:00 UTC")..Time.parse("2011-01-01 17:30:00 UTC"), @first_range.tstz_range + assert_equal Time.parse("2010-01-01 09:30:00 UTC")...Time.parse("2011-01-01 17:30:00 UTC"), @second_range.tstz_range + assert_equal(-Float::INFINITY...Float::INFINITY, @fourth_range.tstz_range) + assert_nil @empty_range.tstz_range + end - def test_custom_range_values - assert_equal 0.5..0.7, @first_range.float_range - assert_equal 0.5...0.7, @second_range.float_range - assert_equal 0.5...Float::INFINITY, @third_range.float_range - assert_equal(-Float::INFINITY...Float::INFINITY, @fourth_range.float_range) - assert_nil @empty_range.float_range - end + def test_custom_range_values + assert_equal 0.5..0.7, @first_range.float_range + assert_equal 0.5...0.7, @second_range.float_range + assert_equal 0.5...Float::INFINITY, @third_range.float_range + assert_equal(-Float::INFINITY...Float::INFINITY, @fourth_range.float_range) + assert_nil @empty_range.float_range + end - def test_timezone_awareness_tzrange - tz = "Pacific Time (US & Canada)" + 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) + 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 = 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 + record.save! + record.reload - assert_equal time..time, record.tstz_range - assert_equal ActiveSupport::TimeZone[tz], record.tstz_range.begin.time_zone - end + 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) - assert_equal @new_range.tstz_range, tstzrange - assert_equal @new_range.tstz_range, Time.parse("2010-01-01 13:30:00 UTC")...Time.parse("2011-02-02 19:30:00 UTC") - 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) + assert_equal @new_range.tstz_range, tstzrange + assert_equal @new_range.tstz_range, Time.parse("2010-01-01 13:30:00 UTC")...Time.parse("2011-02-02 19:30:00 UTC") + end - def test_update_tstzrange - assert_equal_round_trip(@first_range, :tstz_range, - Time.parse("2010-01-01 14:30:00 CDT")...Time.parse("2011-02-02 14:30:00 CET")) - assert_nil_round_trip(@first_range, :tstz_range, - Time.parse("2010-01-01 14:30:00 +0100")...Time.parse("2010-01-01 13:30:00 +0000")) - end + def test_update_tstzrange + assert_equal_round_trip(@first_range, :tstz_range, + Time.parse("2010-01-01 14:30:00 CDT")...Time.parse("2011-02-02 14:30:00 CET")) + assert_nil_round_trip(@first_range, :tstz_range, + Time.parse("2010-01-01 14:30:00 +0100")...Time.parse("2010-01-01 13:30:00 +0000")) + end - def test_create_tsrange - tz = ::ActiveRecord::Base.default_timezone - assert_equal_round_trip(@new_range, :ts_range, - Time.send(tz, 2010, 1, 1, 14, 30, 0)...Time.send(tz, 2011, 2, 2, 14, 30, 0)) - end + def test_create_tsrange + tz = ::ActiveRecord::Base.default_timezone + assert_equal_round_trip(@new_range, :ts_range, + Time.send(tz, 2010, 1, 1, 14, 30, 0)...Time.send(tz, 2011, 2, 2, 14, 30, 0)) + end - def test_update_tsrange - tz = ::ActiveRecord::Base.default_timezone - assert_equal_round_trip(@first_range, :ts_range, - Time.send(tz, 2010, 1, 1, 14, 30, 0)...Time.send(tz, 2011, 2, 2, 14, 30, 0)) - assert_nil_round_trip(@first_range, :ts_range, - Time.send(tz, 2010, 1, 1, 14, 30, 0)...Time.send(tz, 2010, 1, 1, 14, 30, 0)) - end + def test_update_tsrange + tz = ::ActiveRecord::Base.default_timezone + assert_equal_round_trip(@first_range, :ts_range, + Time.send(tz, 2010, 1, 1, 14, 30, 0)...Time.send(tz, 2011, 2, 2, 14, 30, 0)) + assert_nil_round_trip(@first_range, :ts_range, + 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)" + 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) + 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 = 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 + record.save! + record.reload - assert_equal time..time, record.ts_range - assert_equal ActiveSupport::TimeZone[tz], record.ts_range.begin.time_zone - end + assert_equal time..time, record.ts_range + assert_equal ActiveSupport::TimeZone[tz], record.ts_range.begin.time_zone end + end - def test_create_tstzrange_preserve_usec - tstzrange = Time.parse("2010-01-01 14:30:00.670277 +0100")...Time.parse("2011-02-02 14:30:00.745125 CDT") - round_trip(@new_range, :tstz_range, tstzrange) - assert_equal @new_range.tstz_range, tstzrange - assert_equal @new_range.tstz_range, Time.parse("2010-01-01 13:30:00.670277 UTC")...Time.parse("2011-02-02 19:30:00.745125 UTC") - end + def test_create_tstzrange_preserve_usec + tstzrange = Time.parse("2010-01-01 14:30:00.670277 +0100")...Time.parse("2011-02-02 14:30:00.745125 CDT") + round_trip(@new_range, :tstz_range, tstzrange) + assert_equal @new_range.tstz_range, tstzrange + assert_equal @new_range.tstz_range, Time.parse("2010-01-01 13:30:00.670277 UTC")...Time.parse("2011-02-02 19:30:00.745125 UTC") + end - def test_update_tstzrange_preserve_usec - assert_equal_round_trip(@first_range, :tstz_range, - Time.parse("2010-01-01 14:30:00.245124 CDT")...Time.parse("2011-02-02 14:30:00.451274 CET")) - assert_nil_round_trip(@first_range, :tstz_range, - Time.parse("2010-01-01 14:30:00.245124 +0100")...Time.parse("2010-01-01 13:30:00.245124 +0000")) - end + def test_update_tstzrange_preserve_usec + assert_equal_round_trip(@first_range, :tstz_range, + Time.parse("2010-01-01 14:30:00.245124 CDT")...Time.parse("2011-02-02 14:30:00.451274 CET")) + assert_nil_round_trip(@first_range, :tstz_range, + Time.parse("2010-01-01 14:30:00.245124 +0100")...Time.parse("2010-01-01 13:30:00.245124 +0000")) + end - def test_create_tsrange_preseve_usec - tz = ::ActiveRecord::Base.default_timezone - assert_equal_round_trip(@new_range, :ts_range, - Time.send(tz, 2010, 1, 1, 14, 30, 0, 125435)...Time.send(tz, 2011, 2, 2, 14, 30, 0, 225435)) - end + def test_create_tsrange_preseve_usec + tz = ::ActiveRecord::Base.default_timezone + assert_equal_round_trip(@new_range, :ts_range, + Time.send(tz, 2010, 1, 1, 14, 30, 0, 125435)...Time.send(tz, 2011, 2, 2, 14, 30, 0, 225435)) + end - def test_update_tsrange_preserve_usec - tz = ::ActiveRecord::Base.default_timezone - assert_equal_round_trip(@first_range, :ts_range, - Time.send(tz, 2010, 1, 1, 14, 30, 0, 142432)...Time.send(tz, 2011, 2, 2, 14, 30, 0, 224242)) - assert_nil_round_trip(@first_range, :ts_range, - Time.send(tz, 2010, 1, 1, 14, 30, 0, 142432)...Time.send(tz, 2010, 1, 1, 14, 30, 0, 142432)) - end + def test_update_tsrange_preserve_usec + tz = ::ActiveRecord::Base.default_timezone + assert_equal_round_trip(@first_range, :ts_range, + Time.send(tz, 2010, 1, 1, 14, 30, 0, 142432)...Time.send(tz, 2011, 2, 2, 14, 30, 0, 224242)) + assert_nil_round_trip(@first_range, :ts_range, + Time.send(tz, 2010, 1, 1, 14, 30, 0, 142432)...Time.send(tz, 2010, 1, 1, 14, 30, 0, 142432)) + end - def test_timezone_awareness_tsrange_preserve_usec - tz = "Pacific Time (US & Canada)" + def test_timezone_awareness_tsrange_preserve_usec + tz = "Pacific Time (US & Canada)" - in_time_zone tz do - PostgresqlRange.reset_column_information - time_string = "2017-09-26 07:30:59.132451 -0700" - time = Time.zone.parse(time_string) - assert time.usec > 0 + in_time_zone tz do + PostgresqlRange.reset_column_information + time_string = "2017-09-26 07:30:59.132451 -0700" + time = Time.zone.parse(time_string) + assert time.usec > 0 - 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 - assert_equal time.usec, record.ts_range.begin.usec + 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 + assert_equal time.usec, record.ts_range.begin.usec - record.save! - record.reload + record.save! + record.reload - assert_equal time..time, record.ts_range - assert_equal ActiveSupport::TimeZone[tz], record.ts_range.begin.time_zone - assert_equal time.usec, record.ts_range.begin.usec - end + assert_equal time..time, record.ts_range + assert_equal ActiveSupport::TimeZone[tz], record.ts_range.begin.time_zone + assert_equal time.usec, record.ts_range.begin.usec end + end - def test_create_numrange - assert_equal_round_trip(@new_range, :num_range, - BigDecimal("0.5")...BigDecimal("1")) - end + def test_create_numrange + assert_equal_round_trip(@new_range, :num_range, + BigDecimal("0.5")...BigDecimal("1")) + end - def test_update_numrange - assert_equal_round_trip(@first_range, :num_range, - BigDecimal("0.5")...BigDecimal("1")) - assert_nil_round_trip(@first_range, :num_range, - BigDecimal("0.5")...BigDecimal("0.5")) - end + def test_update_numrange + assert_equal_round_trip(@first_range, :num_range, + BigDecimal("0.5")...BigDecimal("1")) + assert_nil_round_trip(@first_range, :num_range, + BigDecimal("0.5")...BigDecimal("0.5")) + end - def test_create_daterange - assert_equal_round_trip(@new_range, :date_range, - Range.new(Date.new(2012, 1, 1), Date.new(2013, 1, 1), true)) - end + def test_create_daterange + assert_equal_round_trip(@new_range, :date_range, + Range.new(Date.new(2012, 1, 1), Date.new(2013, 1, 1), true)) + end - def test_update_daterange - assert_equal_round_trip(@first_range, :date_range, - Date.new(2012, 2, 3)...Date.new(2012, 2, 10)) - assert_nil_round_trip(@first_range, :date_range, - Date.new(2012, 2, 3)...Date.new(2012, 2, 3)) - end + def test_update_daterange + assert_equal_round_trip(@first_range, :date_range, + Date.new(2012, 2, 3)...Date.new(2012, 2, 10)) + assert_nil_round_trip(@first_range, :date_range, + Date.new(2012, 2, 3)...Date.new(2012, 2, 3)) + end - def test_create_int4range - assert_equal_round_trip(@new_range, :int4_range, Range.new(3, 50, true)) - end + def test_create_int4range + assert_equal_round_trip(@new_range, :int4_range, Range.new(3, 50, true)) + end - def test_update_int4range - assert_equal_round_trip(@first_range, :int4_range, 6...10) - assert_nil_round_trip(@first_range, :int4_range, 3...3) - end + def test_update_int4range + assert_equal_round_trip(@first_range, :int4_range, 6...10) + assert_nil_round_trip(@first_range, :int4_range, 3...3) + end - def test_create_int8range - assert_equal_round_trip(@new_range, :int8_range, Range.new(30, 50, true)) - end + def test_create_int8range + assert_equal_round_trip(@new_range, :int8_range, Range.new(30, 50, true)) + end - def test_update_int8range - assert_equal_round_trip(@first_range, :int8_range, 60000...10000000) - assert_nil_round_trip(@first_range, :int8_range, 39999...39999) - end + def test_update_int8range + assert_equal_round_trip(@first_range, :int8_range, 60000...10000000) + assert_nil_round_trip(@first_range, :int8_range, 39999...39999) + end - def test_exclude_beginning_for_subtypes_without_succ_method_is_not_supported - assert_raises(ArgumentError) { PostgresqlRange.create!(num_range: "(0.1, 0.2]") } - assert_raises(ArgumentError) { PostgresqlRange.create!(float_range: "(0.5, 0.7]") } - assert_raises(ArgumentError) { PostgresqlRange.create!(int4_range: "(1, 10]") } - assert_raises(ArgumentError) { PostgresqlRange.create!(int8_range: "(10, 100]") } - assert_raises(ArgumentError) { PostgresqlRange.create!(date_range: "(''2012-01-02'', ''2012-01-04'']") } - assert_raises(ArgumentError) { PostgresqlRange.create!(ts_range: "(''2010-01-01 14:30'', ''2011-01-01 14:30'']") } - assert_raises(ArgumentError) { PostgresqlRange.create!(tstz_range: "(''2010-01-01 14:30:00+05'', ''2011-01-01 14:30:00-03'']") } - end + def test_exclude_beginning_for_subtypes_without_succ_method_is_not_supported + assert_raises(ArgumentError) { PostgresqlRange.create!(num_range: "(0.1, 0.2]") } + assert_raises(ArgumentError) { PostgresqlRange.create!(float_range: "(0.5, 0.7]") } + assert_raises(ArgumentError) { PostgresqlRange.create!(int4_range: "(1, 10]") } + assert_raises(ArgumentError) { PostgresqlRange.create!(int8_range: "(10, 100]") } + assert_raises(ArgumentError) { PostgresqlRange.create!(date_range: "(''2012-01-02'', ''2012-01-04'']") } + assert_raises(ArgumentError) { PostgresqlRange.create!(ts_range: "(''2010-01-01 14:30'', ''2011-01-01 14:30'']") } + assert_raises(ArgumentError) { PostgresqlRange.create!(tstz_range: "(''2010-01-01 14:30:00+05'', ''2011-01-01 14:30:00-03'']") } + end - def test_where_by_attribute_with_range - range = 1..100 - record = PostgresqlRange.create!(int4_range: range) - assert_equal record, PostgresqlRange.where(int4_range: range).take - end + def test_where_by_attribute_with_range + range = 1..100 + record = PostgresqlRange.create!(int4_range: range) + assert_equal record, PostgresqlRange.where(int4_range: range).take + end - def test_where_by_attribute_with_range_in_array - range = 1..100 - record = PostgresqlRange.create!(int4_range: range) - assert_equal record, PostgresqlRange.where(int4_range: [range]).take - end + def test_where_by_attribute_with_range_in_array + range = 1..100 + record = PostgresqlRange.create!(int4_range: range) + assert_equal record, PostgresqlRange.where(int4_range: [range]).take + end - def test_update_all_with_ranges - PostgresqlRange.create! + def test_update_all_with_ranges + PostgresqlRange.create! - PostgresqlRange.update_all(int8_range: 1..100) + PostgresqlRange.update_all(int8_range: 1..100) - assert_equal 1...101, PostgresqlRange.first.int8_range - end + assert_equal 1...101, PostgresqlRange.first.int8_range + end - def test_ranges_correctly_escape_input - range = "-1,2]'; DROP TABLE postgresql_ranges; --".."a" - PostgresqlRange.update_all(int8_range: range) + def test_ranges_correctly_escape_input + range = "-1,2]'; DROP TABLE postgresql_ranges; --".."a" + PostgresqlRange.update_all(int8_range: range) - assert_nothing_raised do - PostgresqlRange.first - end + assert_nothing_raised do + PostgresqlRange.first end + end - def test_infinity_values - PostgresqlRange.create!(int4_range: 1..Float::INFINITY, - int8_range: -Float::INFINITY..0, - float_range: -Float::INFINITY..Float::INFINITY) + def test_infinity_values + PostgresqlRange.create!(int4_range: 1..Float::INFINITY, + int8_range: -Float::INFINITY..0, + float_range: -Float::INFINITY..Float::INFINITY) - record = PostgresqlRange.first + record = PostgresqlRange.first - assert_equal(1...Float::INFINITY, record.int4_range) - assert_equal(-Float::INFINITY...1, record.int8_range) - assert_equal(-Float::INFINITY...Float::INFINITY, record.float_range) - end + assert_equal(1...Float::INFINITY, record.int4_range) + assert_equal(-Float::INFINITY...1, record.int8_range) + assert_equal(-Float::INFINITY...Float::INFINITY, record.float_range) + end - private - def assert_equal_round_trip(range, attribute, value) - round_trip(range, attribute, value) - assert_equal value, range.public_send(attribute) - end + if Gem::Version.new(RUBY_VERSION) >= Gem::Version.new("2.6.0") + def test_endless_range_values + record = PostgresqlRange.create!( + int4_range: eval("1.."), + int8_range: eval("10.."), + float_range: eval("0.5..") + ) - def assert_nil_round_trip(range, attribute, value) - round_trip(range, attribute, value) - assert_nil range.public_send(attribute) - end - - def round_trip(range, attribute, value) - range.public_send "#{attribute}=", value - assert range.save - assert range.reload - end + record = PostgresqlRange.find(record.id) - def insert_range(values) - @connection.execute <<-SQL - INSERT INTO postgresql_ranges ( - id, - date_range, - num_range, - ts_range, - tstz_range, - int4_range, - int8_range, - float_range - ) VALUES ( - #{values[:id]}, - '#{values[:date_range]}', - '#{values[:num_range]}', - '#{values[:ts_range]}', - '#{values[:tstz_range]}', - '#{values[:int4_range]}', - '#{values[:int8_range]}', - '#{values[:float_range]}' - ) - SQL - end + assert_equal 1...Float::INFINITY, record.int4_range + assert_equal 10...Float::INFINITY, record.int8_range + assert_equal 0.5...Float::INFINITY, record.float_range + end end + + private + def assert_equal_round_trip(range, attribute, value) + round_trip(range, attribute, value) + assert_equal value, range.public_send(attribute) + end + + def assert_nil_round_trip(range, attribute, value) + round_trip(range, attribute, value) + assert_nil range.public_send(attribute) + end + + def round_trip(range, attribute, value) + range.public_send "#{attribute}=", value + assert range.save + assert range.reload + end + + def insert_range(values) + @connection.execute <<~SQL + INSERT INTO postgresql_ranges ( + id, + date_range, + num_range, + ts_range, + tstz_range, + int4_range, + int8_range, + float_range + ) VALUES ( + #{values[:id]}, + '#{values[:date_range]}', + '#{values[:num_range]}', + '#{values[:ts_range]}', + '#{values[:tstz_range]}', + '#{values[:int4_range]}', + '#{values[:int8_range]}', + '#{values[:float_range]}' + ) + SQL + end end diff --git a/activerecord/test/cases/adapters/postgresql/rename_table_test.rb b/activerecord/test/cases/adapters/postgresql/rename_table_test.rb index 100d247113..7eccaf4aa2 100644 --- a/activerecord/test/cases/adapters/postgresql/rename_table_test.rb +++ b/activerecord/test/cases/adapters/postgresql/rename_table_test.rb @@ -27,7 +27,7 @@ class PostgresqlRenameTableTest < ActiveRecord::PostgreSQLTestCase private def num_indices_named(name) - @connection.execute(<<-SQL).values.length + @connection.execute(<<~SQL).values.length SELECT 1 FROM "pg_index" JOIN "pg_class" ON "pg_index"."indexrelid" = "pg_class"."oid" WHERE "pg_class"."relname" = '#{name}' diff --git a/activerecord/test/cases/adapters/postgresql/schema_test.rb b/activerecord/test/cases/adapters/postgresql/schema_test.rb index a36d066c80..336cec30ca 100644 --- a/activerecord/test/cases/adapters/postgresql/schema_test.rb +++ b/activerecord/test/cases/adapters/postgresql/schema_test.rb @@ -108,23 +108,19 @@ class SchemaTest < ActiveRecord::PostgreSQLTestCase end def test_create_schema - begin - @connection.create_schema "test_schema3" - assert @connection.schema_names.include? "test_schema3" - ensure - @connection.drop_schema "test_schema3" - end + @connection.create_schema "test_schema3" + assert @connection.schema_names.include? "test_schema3" + ensure + @connection.drop_schema "test_schema3" end def test_raise_create_schema_with_existing_schema - begin + @connection.create_schema "test_schema3" + assert_raises(ActiveRecord::StatementInvalid) do @connection.create_schema "test_schema3" - assert_raises(ActiveRecord::StatementInvalid) do - @connection.create_schema "test_schema3" - end - ensure - @connection.drop_schema "test_schema3" end + ensure + @connection.drop_schema "test_schema3" end def test_drop_schema @@ -146,7 +142,7 @@ class SchemaTest < ActiveRecord::PostgreSQLTestCase 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 + ActiveRecord::Base.connection.execute <<~SQL 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); @@ -507,6 +503,7 @@ class SchemaIndexOpclassTest < ActiveRecord::PostgreSQLTestCase @connection = ActiveRecord::Base.connection @connection.create_table "trains" do |t| t.string :name + t.string :position t.text :description end end @@ -530,6 +527,17 @@ class SchemaIndexOpclassTest < ActiveRecord::PostgreSQLTestCase assert_match(/opclass: \{ description: :text_pattern_ops \}/, output) end + + def test_opclass_class_parsing_on_non_reserved_and_cannot_be_function_or_type_keyword + @connection.enable_extension("pg_trgm") + @connection.execute "CREATE INDEX trains_position ON trains USING gin(position gin_trgm_ops)" + @connection.execute "CREATE INDEX trains_name_and_position ON trains USING btree(name, position text_pattern_ops)" + + output = dump_table_schema "trains" + + assert_match(/opclass: :gin_trgm_ops/, output) + assert_match(/opclass: \{ position: :text_pattern_ops \}/, output) + end end class SchemaIndexNullsOrderTest < ActiveRecord::PostgreSQLTestCase diff --git a/activerecord/test/cases/adapters/postgresql/transaction_test.rb b/activerecord/test/cases/adapters/postgresql/transaction_test.rb index 984b2f5ea4..919ff3d158 100644 --- a/activerecord/test/cases/adapters/postgresql/transaction_test.rb +++ b/activerecord/test/cases/adapters/postgresql/transaction_test.rb @@ -94,7 +94,6 @@ module ActiveRecord end test "raises LockWaitTimeout when lock wait timeout exceeded" do - skip unless ActiveRecord::Base.connection.postgresql_version >= 90300 assert_raises(ActiveRecord::LockWaitTimeout) do s = Sample.create!(value: 1) latch1 = Concurrent::CountDownLatch.new diff --git a/activerecord/test/cases/adapters/postgresql/uuid_test.rb b/activerecord/test/cases/adapters/postgresql/uuid_test.rb index 71d07e2f4c..d2d8ea8042 100644 --- a/activerecord/test/cases/adapters/postgresql/uuid_test.rb +++ b/activerecord/test/cases/adapters/postgresql/uuid_test.rb @@ -114,6 +114,22 @@ class PostgresqlUUIDTest < ActiveRecord::PostgreSQLTestCase assert_equal "foobar", uuid.guid_before_type_cast end + def test_invalid_uuid_dont_match_to_nil + UUIDType.create! + assert_empty UUIDType.where(guid: "") + assert_empty UUIDType.where(guid: "foobar") + end + + class DuckUUID + def initialize(uuid) + @uuid = uuid + end + + def to_s + @uuid + end + end + def test_acceptable_uuid_regex # Valid uuids ["A0EEBC99-9C0B-4EF8-BB6D-6BB9BD380A11", @@ -125,9 +141,11 @@ class PostgresqlUUIDTest < ActiveRecord::PostgreSQLTestCase # so we shouldn't block it either. (Pay attention to "fb6d" – the "f" here # is invalid – it must be one of 8, 9, A, B, a, b according to the spec.) "{a0eebc99-9c0b-4ef8-fb6d-6bb9bd380a11}", + # Support Object-Oriented UUIDs which respond to #to_s + DuckUUID.new("A0EEBC99-9C0B-4EF8-BB6D-6BB9BD380A11"), ].each do |valid_uuid| uuid = UUIDType.new guid: valid_uuid - assert_not_nil uuid.guid + assert_instance_of String, uuid.guid end # Invalid uuids @@ -198,10 +216,10 @@ class PostgresqlUUIDGenerationTest < ActiveRecord::PostgreSQLTestCase # Create custom PostgreSQL function to generate UUIDs # to test dumping tables which columns have defaults with custom functions - connection.execute <<-SQL - CREATE OR REPLACE FUNCTION my_uuid_generator() RETURNS uuid - AS $$ SELECT * FROM #{uuid_function} $$ - LANGUAGE SQL VOLATILE; + connection.execute <<~SQL + CREATE OR REPLACE FUNCTION my_uuid_generator() RETURNS uuid + AS $$ SELECT * FROM #{uuid_function} $$ + LANGUAGE SQL VOLATILE; SQL # Create such a table with custom function as default value generator diff --git a/activerecord/test/cases/adapters/sqlite3/annotate_test.rb b/activerecord/test/cases/adapters/sqlite3/annotate_test.rb new file mode 100644 index 0000000000..6567a5eca3 --- /dev/null +++ b/activerecord/test/cases/adapters/sqlite3/annotate_test.rb @@ -0,0 +1,37 @@ +# frozen_string_literal: true + +require "cases/helper" +require "models/post" + +class SQLite3AnnotateTest < ActiveRecord::SQLite3TestCase + fixtures :posts + + def test_annotate_wraps_content_in_an_inline_comment + assert_sql(%r{\ASELECT "posts"\."id" FROM "posts" /\* foo \*/}) do + posts = Post.select(:id).annotate("foo") + assert posts.first + end + end + + def test_annotate_is_sanitized + assert_sql(%r{\ASELECT "posts"\."id" FROM "posts" /\* foo \*/}) do + posts = Post.select(:id).annotate("*/foo/*") + assert posts.first + end + + assert_sql(%r{\ASELECT "posts"\."id" FROM "posts" /\* foo \*/}) do + posts = Post.select(:id).annotate("**//foo//**") + assert posts.first + end + + assert_sql(%r{\ASELECT "posts"\."id" FROM "posts" /\* foo \*/ /\* bar \*/}) do + posts = Post.select(:id).annotate("*/foo/*").annotate("*/bar") + assert posts.first + end + + assert_sql(%r{\ASELECT "posts"\."id" FROM "posts" /\* \+ MAX_EXECUTION_TIME\(1\) \*/}) do + posts = Post.select(:id).annotate("+ MAX_EXECUTION_TIME(1)") + assert posts.first + end + end +end diff --git a/activerecord/test/cases/adapters/sqlite3/bind_parameter_test.rb b/activerecord/test/cases/adapters/sqlite3/bind_parameter_test.rb new file mode 100644 index 0000000000..93a7dafebd --- /dev/null +++ b/activerecord/test/cases/adapters/sqlite3/bind_parameter_test.rb @@ -0,0 +1,20 @@ +# frozen_string_literal: true + +require "cases/helper" +require "models/topic" + +module ActiveRecord + module ConnectionAdapters + class SQLite3Adapter + class BindParameterTest < ActiveRecord::SQLite3TestCase + def test_too_many_binds + topics = Topic.where(id: (1..999).to_a << 2**63) + assert_equal Topic.count, topics.count + + topics = Topic.where.not(id: (1..999).to_a << 2**63) + assert_equal 0, topics.count + end + end + end + end +end diff --git a/activerecord/test/cases/adapters/sqlite3/quoting_test.rb b/activerecord/test/cases/adapters/sqlite3/quoting_test.rb index 40b58e86bf..9d26f32102 100644 --- a/activerecord/test/cases/adapters/sqlite3/quoting_test.rb +++ b/activerecord/test/cases/adapters/sqlite3/quoting_test.rb @@ -6,12 +6,8 @@ require "securerandom" class SQLite3QuotingTest < ActiveRecord::SQLite3TestCase def setup + super @conn = ActiveRecord::Base.connection - @initial_represent_boolean_as_integer = ActiveRecord::ConnectionAdapters::SQLite3Adapter.represent_boolean_as_integer - end - - def teardown - ActiveRecord::ConnectionAdapters::SQLite3Adapter.represent_boolean_as_integer = @initial_represent_boolean_as_integer end def test_type_cast_binary_encoding_without_logger @@ -22,18 +18,10 @@ class SQLite3QuotingTest < ActiveRecord::SQLite3TestCase end def test_type_cast_true - ActiveRecord::ConnectionAdapters::SQLite3Adapter.represent_boolean_as_integer = false - assert_equal "t", @conn.type_cast(true) - - ActiveRecord::ConnectionAdapters::SQLite3Adapter.represent_boolean_as_integer = true assert_equal 1, @conn.type_cast(true) end def test_type_cast_false - ActiveRecord::ConnectionAdapters::SQLite3Adapter.represent_boolean_as_integer = false - assert_equal "f", @conn.type_cast(false) - - ActiveRecord::ConnectionAdapters::SQLite3Adapter.represent_boolean_as_integer = true assert_equal 0, @conn.type_cast(false) end diff --git a/activerecord/test/cases/adapters/sqlite3/sqlite3_adapter_test.rb b/activerecord/test/cases/adapters/sqlite3/sqlite3_adapter_test.rb index 89052019f8..806cfbfc00 100644 --- a/activerecord/test/cases/adapters/sqlite3/sqlite3_adapter_test.rb +++ b/activerecord/test/cases/adapters/sqlite3/sqlite3_adapter_test.rb @@ -55,11 +55,11 @@ module ActiveRecord owner = Owner.create!(name: "hello".encode("ascii-8bit")) owner.reload select = Owner.columns.map { |c| "typeof(#{c.name})" }.join ", " - result = Owner.connection.exec_query <<-esql + result = Owner.connection.exec_query <<~SQL SELECT #{select} FROM #{Owner.table_name} WHERE #{Owner.primary_key} = #{owner.id} - esql + SQL assert_not(result.rows.first.include?("blob"), "should not store blobs") ensure @@ -160,13 +160,13 @@ module ActiveRecord end def test_quote_binary_column_escapes_it - DualEncoding.connection.execute(<<-eosql) + DualEncoding.connection.execute(<<~SQL) CREATE TABLE IF NOT EXISTS dual_encodings ( id integer PRIMARY KEY AUTOINCREMENT, name varchar(255), data binary ) - eosql + SQL str = (+"\x80").force_encoding("ASCII-8BIT") binary = DualEncoding.new name: "いただきます！", data: str binary.save! @@ -261,7 +261,7 @@ module ActiveRecord end def test_tables_logs_name - sql = <<-SQL + sql = <<~SQL SELECT name FROM sqlite_master WHERE name <> 'sqlite_sequence' AND type IN ('table') SQL assert_logged [[sql.squish, "SCHEMA", []]] do @@ -271,7 +271,7 @@ module ActiveRecord def test_table_exists_logs_name with_example_table do - sql = <<-SQL + sql = <<~SQL SELECT name FROM sqlite_master WHERE name <> 'sqlite_sequence' AND name = 'ex' AND type IN ('table') SQL assert_logged [[sql.squish, "SCHEMA", []]] do @@ -536,10 +536,6 @@ module ActiveRecord end end - def test_deprecate_valid_alter_table_type - assert_deprecated { @conn.valid_alter_table_type?(:string) } - end - def test_db_is_not_readonly_when_readonly_option_is_false conn = Base.sqlite3_connection database: ":memory:", adapter: "sqlite3", @@ -573,6 +569,72 @@ module ActiveRecord end end + def test_errors_when_an_insert_query_is_called_while_preventing_writes + with_example_table "id int, data string" do + assert_raises(ActiveRecord::ReadOnlyError) do + @conn.while_preventing_writes do + @conn.execute("INSERT INTO ex (data) VALUES ('138853948594')") + end + end + end + end + + def test_errors_when_an_update_query_is_called_while_preventing_writes + with_example_table "id int, data string" do + @conn.execute("INSERT INTO ex (data) VALUES ('138853948594')") + + assert_raises(ActiveRecord::ReadOnlyError) do + @conn.while_preventing_writes do + @conn.execute("UPDATE ex SET data = '9989' WHERE data = '138853948594'") + end + end + end + end + + def test_errors_when_a_delete_query_is_called_while_preventing_writes + with_example_table "id int, data string" do + @conn.execute("INSERT INTO ex (data) VALUES ('138853948594')") + + assert_raises(ActiveRecord::ReadOnlyError) do + @conn.while_preventing_writes do + @conn.execute("DELETE FROM ex where data = '138853948594'") + end + end + end + end + + def test_errors_when_a_replace_query_is_called_while_preventing_writes + with_example_table "id int, data string" do + @conn.execute("INSERT INTO ex (data) VALUES ('138853948594')") + + assert_raises(ActiveRecord::ReadOnlyError) do + @conn.while_preventing_writes do + @conn.execute("REPLACE INTO ex (data) VALUES ('249823948')") + end + end + end + end + + def test_doesnt_error_when_a_select_query_is_called_while_preventing_writes + with_example_table "id int, data string" do + @conn.execute("INSERT INTO ex (data) VALUES ('138853948594')") + + @conn.while_preventing_writes do + assert_equal 1, @conn.execute("SELECT data from ex WHERE data = '138853948594'").count + end + end + end + + def test_doesnt_error_when_a_read_query_with_leading_chars_is_called_while_preventing_writes + with_example_table "id int, data string" do + @conn.execute("INSERT INTO ex (data) VALUES ('138853948594')") + + @conn.while_preventing_writes do + assert_equal 1, @conn.execute(" SELECT data from ex WHERE data = '138853948594'").count + end + end + end + private def assert_logged(logs) @@ -585,7 +647,7 @@ module ActiveRecord end def with_example_table(definition = nil, table_name = "ex", &block) - definition ||= <<-SQL + definition ||= <<~SQL id integer PRIMARY KEY AUTOINCREMENT, number integer SQL 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 d70486605f..cfc9853aba 100644 --- a/activerecord/test/cases/adapters/sqlite3/sqlite3_create_folder_test.rb +++ b/activerecord/test/cases/adapters/sqlite3/sqlite3_create_folder_test.rb @@ -8,17 +8,15 @@ module ActiveRecord class SQLite3CreateFolder < ActiveRecord::SQLite3TestCase def test_sqlite_creates_directory Dir.mktmpdir do |dir| - begin - dir = Pathname.new(dir) - @conn = Base.sqlite3_connection database: dir.join("db/foo.sqlite3"), - adapter: "sqlite3", - timeout: 100 + 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") - ensure - @conn.disconnect! if @conn - end + assert Dir.exist? dir.join("db") + assert File.exist? dir.join("db/foo.sqlite3") + ensure + @conn.disconnect! if @conn end end end diff --git a/activerecord/test/cases/aggregations_test.rb b/activerecord/test/cases/aggregations_test.rb index fbdf2ada4b..d270175af4 100644 --- a/activerecord/test/cases/aggregations_test.rb +++ b/activerecord/test/cases/aggregations_test.rb @@ -27,7 +27,7 @@ class AggregationsTest < ActiveRecord::TestCase def test_immutable_value_objects customers(:david).balance = Money.new(100) - assert_raise(frozen_error_class) { customers(:david).balance.instance_eval { @amount = 20 } } + assert_raise(FrozenError) { customers(:david).balance.instance_eval { @amount = 20 } } end def test_inferred_mapping diff --git a/activerecord/test/cases/ar_schema_test.rb b/activerecord/test/cases/ar_schema_test.rb index f05dcac7dd..9d88b14dab 100644 --- a/activerecord/test/cases/ar_schema_test.rb +++ b/activerecord/test/cases/ar_schema_test.rb @@ -116,8 +116,8 @@ class ActiveRecordSchemaTest < ActiveRecord::TestCase end end - assert_not @connection.columns(:has_timestamps).find { |c| c.name == "created_at" }.null - assert_not @connection.columns(:has_timestamps).find { |c| c.name == "updated_at" }.null + assert @connection.column_exists?(:has_timestamps, :created_at, null: false) + assert @connection.column_exists?(:has_timestamps, :updated_at, null: false) end def test_timestamps_without_null_set_null_to_false_on_change_table @@ -129,8 +129,23 @@ class ActiveRecordSchemaTest < ActiveRecord::TestCase end end - assert_not @connection.columns(:has_timestamps).find { |c| c.name == "created_at" }.null - assert_not @connection.columns(:has_timestamps).find { |c| c.name == "updated_at" }.null + assert @connection.column_exists?(:has_timestamps, :created_at, null: false) + assert @connection.column_exists?(:has_timestamps, :updated_at, null: false) + end + + if ActiveRecord::Base.connection.supports_bulk_alter? + def test_timestamps_without_null_set_null_to_false_on_change_table_with_bulk + ActiveRecord::Schema.define do + create_table :has_timestamps + + change_table :has_timestamps, bulk: true do |t| + t.timestamps default: Time.now + end + end + + assert @connection.column_exists?(:has_timestamps, :created_at, null: false) + assert @connection.column_exists?(:has_timestamps, :updated_at, null: false) + end end def test_timestamps_without_null_set_null_to_false_on_add_timestamps @@ -139,7 +154,58 @@ class ActiveRecordSchemaTest < ActiveRecord::TestCase add_timestamps :has_timestamps, default: Time.now end - assert_not @connection.columns(:has_timestamps).find { |c| c.name == "created_at" }.null - assert_not @connection.columns(:has_timestamps).find { |c| c.name == "updated_at" }.null + assert @connection.column_exists?(:has_timestamps, :created_at, null: false) + assert @connection.column_exists?(:has_timestamps, :updated_at, null: false) + end + + if subsecond_precision_supported? + def test_timestamps_sets_presicion_on_create_table + ActiveRecord::Schema.define do + create_table :has_timestamps do |t| + t.timestamps + end + end + + assert @connection.column_exists?(:has_timestamps, :created_at, precision: 6, null: false) + assert @connection.column_exists?(:has_timestamps, :updated_at, precision: 6, null: false) + end + + def test_timestamps_sets_presicion_on_change_table + ActiveRecord::Schema.define do + create_table :has_timestamps + + change_table :has_timestamps do |t| + t.timestamps default: Time.now + end + end + + assert @connection.column_exists?(:has_timestamps, :created_at, precision: 6, null: false) + assert @connection.column_exists?(:has_timestamps, :updated_at, precision: 6, null: false) + end + + if ActiveRecord::Base.connection.supports_bulk_alter? + def test_timestamps_sets_presicion_on_change_table_with_bulk + ActiveRecord::Schema.define do + create_table :has_timestamps + + change_table :has_timestamps, bulk: true do |t| + t.timestamps default: Time.now + end + end + + assert @connection.column_exists?(:has_timestamps, :created_at, precision: 6, null: false) + assert @connection.column_exists?(:has_timestamps, :updated_at, precision: 6, null: false) + end + end + + def test_timestamps_sets_presicion_on_add_timestamps + ActiveRecord::Schema.define do + create_table :has_timestamps + add_timestamps :has_timestamps, default: Time.now + end + + assert @connection.column_exists?(:has_timestamps, :created_at, precision: 6, null: false) + assert @connection.column_exists?(:has_timestamps, :updated_at, precision: 6, null: false) + end end end diff --git a/activerecord/test/cases/arel/attributes/attribute_test.rb b/activerecord/test/cases/arel/attributes/attribute_test.rb index 671e273543..c7bd0a053b 100644 --- a/activerecord/test/cases/arel/attributes/attribute_test.rb +++ b/activerecord/test/cases/arel/attributes/attribute_test.rb @@ -560,7 +560,7 @@ module Arel end end - describe "with a range" do + describe "#between" do it "can be constructed with a standard range" do attribute = Attribute.new nil, nil node = attribute.between(1..3) @@ -628,7 +628,6 @@ module Arel node.must_equal Nodes::NotIn.new(attribute, []) end - it "can be constructed with a range ending at Infinity" do attribute = Attribute.new nil, nil node = attribute.between(0..::Float::INFINITY) @@ -639,6 +638,18 @@ module Arel ) end + if Gem::Version.new("2.6.0") <= Gem::Version.new(RUBY_VERSION) + it "can be constructed with a range implicitly ending at Infinity" do + attribute = Attribute.new nil, nil + node = attribute.between(eval("0..")) # Use eval for compatibility with Ruby < 2.6 parser + + node.must_equal Nodes::GreaterThanOrEqual.new( + attribute, + Nodes::Casted.new(0, attribute) + ) + end + end + it "can be constructed with a quoted range ending at Infinity" do attribute = Attribute.new nil, nil node = attribute.between(quoted_range(0, ::Float::INFINITY, false)) @@ -664,14 +675,6 @@ module Arel ) ]) end - - def quoted_range(begin_val, end_val, exclude) - OpenStruct.new( - begin: Nodes::Quoted.new(begin_val), - end: Nodes::Quoted.new(end_val), - exclude_end?: exclude, - ) - end end describe "#in" do @@ -753,21 +756,23 @@ module Arel end end - describe "with a range" do + describe "#not_between" do it "can be constructed with a standard range" do attribute = Attribute.new nil, nil node = attribute.not_between(1..3) - node.must_equal Nodes::Grouping.new(Nodes::Or.new( - Nodes::LessThan.new( - attribute, - Nodes::Casted.new(1, attribute) - ), - Nodes::GreaterThan.new( - attribute, - Nodes::Casted.new(3, attribute) + node.must_equal Nodes::Grouping.new( + Nodes::Or.new( + Nodes::LessThan.new( + attribute, + Nodes::Casted.new(1, attribute) + ), + Nodes::GreaterThan.new( + attribute, + Nodes::Casted.new(3, attribute) + ) ) - )) + ) end it "can be constructed with a range starting from -Infinity" do @@ -780,6 +785,16 @@ module Arel ) end + it "can be constructed with a quoted range starting from -Infinity" do + attribute = Attribute.new nil, nil + node = attribute.not_between(quoted_range(-::Float::INFINITY, 3, false)) + + node.must_equal Nodes::GreaterThan.new( + attribute, + Nodes::Quoted.new(3) + ) + end + it "can be constructed with an exclusive range starting from -Infinity" do attribute = Attribute.new nil, nil node = attribute.not_between(-::Float::INFINITY...3) @@ -790,6 +805,16 @@ module Arel ) end + it "can be constructed with a quoted exclusive range starting from -Infinity" do + attribute = Attribute.new nil, nil + node = attribute.not_between(quoted_range(-::Float::INFINITY, 3, true)) + + node.must_equal Nodes::GreaterThanOrEqual.new( + attribute, + Nodes::Quoted.new(3) + ) + end + it "can be constructed with an infinite range" do attribute = Attribute.new nil, nil node = attribute.not_between(-::Float::INFINITY..::Float::INFINITY) @@ -797,6 +822,13 @@ module Arel node.must_equal Nodes::In.new(attribute, []) end + it "can be constructed with a quoted infinite range" do + attribute = Attribute.new nil, nil + node = attribute.not_between(quoted_range(-::Float::INFINITY, ::Float::INFINITY, false)) + + node.must_equal Nodes::In.new(attribute, []) + end + it "can be constructed with a range ending at Infinity" do attribute = Attribute.new nil, nil node = attribute.not_between(0..::Float::INFINITY) @@ -807,20 +839,44 @@ module Arel ) end + if Gem::Version.new("2.6.0") <= Gem::Version.new(RUBY_VERSION) + it "can be constructed with a range implicitly ending at Infinity" do + attribute = Attribute.new nil, nil + node = attribute.not_between(eval("0..")) # Use eval for compatibility with Ruby < 2.6 parser + + node.must_equal Nodes::LessThan.new( + attribute, + Nodes::Casted.new(0, attribute) + ) + end + end + + it "can be constructed with a quoted range ending at Infinity" do + attribute = Attribute.new nil, nil + node = attribute.not_between(quoted_range(0, ::Float::INFINITY, false)) + + node.must_equal Nodes::LessThan.new( + attribute, + Nodes::Quoted.new(0) + ) + end + it "can be constructed with an exclusive range" do attribute = Attribute.new nil, nil node = attribute.not_between(0...3) - node.must_equal Nodes::Grouping.new(Nodes::Or.new( - Nodes::LessThan.new( - attribute, - Nodes::Casted.new(0, attribute) - ), - Nodes::GreaterThanOrEqual.new( - attribute, - Nodes::Casted.new(3, attribute) + node.must_equal Nodes::Grouping.new( + Nodes::Or.new( + Nodes::LessThan.new( + attribute, + Nodes::Casted.new(0, attribute) + ), + Nodes::GreaterThanOrEqual.new( + attribute, + Nodes::Casted.new(3, attribute) + ) ) - )) + ) end end @@ -1010,6 +1066,15 @@ module Arel condition.to_sql.must_equal %("foo"."id" = (select 1)) end end + + private + def quoted_range(begin_val, end_val, exclude) + OpenStruct.new( + begin: Nodes::Quoted.new(begin_val), + end: Nodes::Quoted.new(end_val), + exclude_end?: exclude, + ) + end end end end diff --git a/activerecord/test/cases/arel/delete_manager_test.rb b/activerecord/test/cases/arel/delete_manager_test.rb index 0bad02f4d2..63cd1bffe3 100644 --- a/activerecord/test/cases/arel/delete_manager_test.rb +++ b/activerecord/test/cases/arel/delete_manager_test.rb @@ -49,5 +49,23 @@ module Arel dm.where(table[:id].eq(10)).must_equal dm end end + + describe "comment" do + it "chains" do + manager = Arel::DeleteManager.new + manager.comment("deleting").must_equal manager + end + + it "appends a comment to the generated query" do + table = Table.new(:users) + dm = Arel::DeleteManager.new + dm.from table + dm.comment("deletion") + assert_match(%r{DELETE FROM "users" /\* deletion \*/}, dm.to_sql) + + dm.comment("deletion", "with", "comment") + assert_match(%r{DELETE FROM "users" /\* deletion \*/ /\* with \*/ /\* comment \*/}, dm.to_sql) + end + end end end diff --git a/activerecord/test/cases/arel/insert_manager_test.rb b/activerecord/test/cases/arel/insert_manager_test.rb index 2376ad8d37..79b85742ee 100644 --- a/activerecord/test/cases/arel/insert_manager_test.rb +++ b/activerecord/test/cases/arel/insert_manager_test.rb @@ -11,19 +11,18 @@ module Arel end describe "insert" do - it "can create a Values node" do + it "can create a ValuesList node" do manager = Arel::InsertManager.new - values = manager.create_values %w{ a b }, %w{ c d } + values = manager.create_values_list([%w{ a b }, %w{ c d }]) - assert_kind_of Arel::Nodes::Values, values - assert_equal %w{ a b }, values.left - assert_equal %w{ c d }, values.right + assert_kind_of Arel::Nodes::ValuesList, values + assert_equal [%w{ a b }, %w{ c d }], values.rows end it "allows sql literals" do manager = Arel::InsertManager.new manager.into Table.new(:users) - manager.values = manager.create_values [Arel.sql("*")], %w{ a } + manager.values = manager.create_values([Arel.sql("*")]) manager.to_sql.must_be_like %{ INSERT INTO \"users\" VALUES (*) } @@ -186,9 +185,9 @@ module Arel manager = Arel::InsertManager.new manager.into table - manager.values = Nodes::Values.new [1] + manager.values = Nodes::ValuesList.new([[1], [2]]) manager.to_sql.must_be_like %{ - INSERT INTO "users" VALUES (1) + INSERT INTO "users" VALUES (1), (2) } end @@ -210,11 +209,11 @@ module Arel manager = Arel::InsertManager.new manager.into table - manager.values = Nodes::Values.new [1, "aaron"] + manager.values = Nodes::ValuesList.new([[1, "aaron"], [2, "david"]]) manager.columns << table[:id] manager.columns << table[:name] manager.to_sql.must_be_like %{ - INSERT INTO "users" ("id", "name") VALUES (1, 'aaron') + INSERT INTO "users" ("id", "name") VALUES (1, 'aaron'), (2, 'david') } end end diff --git a/activerecord/test/cases/arel/nodes/and_test.rb b/activerecord/test/cases/arel/nodes/and_test.rb index eff54abd91..d123ca9fd0 100644 --- a/activerecord/test/cases/arel/nodes/and_test.rb +++ b/activerecord/test/cases/arel/nodes/and_test.rb @@ -16,6 +16,15 @@ module Arel assert_equal 2, array.uniq.size end end + + describe "functions as node expression" do + it "allows aliasing" do + aliased = And.new(["foo", "bar"]).as("baz") + + assert_kind_of As, aliased + assert_kind_of SqlLiteral, aliased.right + end + end end end end diff --git a/activerecord/test/cases/arel/nodes/case_test.rb b/activerecord/test/cases/arel/nodes/case_test.rb index 89861488df..946c2b0453 100644 --- a/activerecord/test/cases/arel/nodes/case_test.rb +++ b/activerecord/test/cases/arel/nodes/case_test.rb @@ -80,6 +80,16 @@ module Arel assert_equal 2, array.uniq.size end end + + describe "#as" do + it "allows aliasing" do + node = Case.new "foo" + as = node.as("bar") + + assert_equal node, as.left + assert_kind_of Arel::Nodes::SqlLiteral, as.right + end + end end end end diff --git a/activerecord/test/cases/arel/nodes/comment_test.rb b/activerecord/test/cases/arel/nodes/comment_test.rb new file mode 100644 index 0000000000..bf5eaf4c5a --- /dev/null +++ b/activerecord/test/cases/arel/nodes/comment_test.rb @@ -0,0 +1,22 @@ +# frozen_string_literal: true + +require_relative "../helper" +require "yaml" + +module Arel + module Nodes + class CommentTest < Arel::Spec + describe "equality" do + it "is equal with equal contents" do + array = [Comment.new(["foo"]), Comment.new(["foo"])] + assert_equal 1, array.uniq.size + end + + it "is not equal with different contents" do + array = [Comment.new(["foo"]), Comment.new(["bar"])] + assert_equal 2, array.uniq.size + end + end + end + end +end diff --git a/activerecord/test/cases/arel/nodes/delete_statement_test.rb b/activerecord/test/cases/arel/nodes/delete_statement_test.rb index 3f078063a4..8ba268653d 100644 --- a/activerecord/test/cases/arel/nodes/delete_statement_test.rb +++ b/activerecord/test/cases/arel/nodes/delete_statement_test.rb @@ -18,8 +18,10 @@ describe Arel::Nodes::DeleteStatement do it "is equal with equal ivars" do statement1 = Arel::Nodes::DeleteStatement.new statement1.wheres = %w[a b c] + statement1.comment = Arel::Nodes::Comment.new(["comment"]) statement2 = Arel::Nodes::DeleteStatement.new statement2.wheres = %w[a b c] + statement2.comment = Arel::Nodes::Comment.new(["comment"]) array = [statement1, statement2] assert_equal 1, array.uniq.size end @@ -27,8 +29,14 @@ describe Arel::Nodes::DeleteStatement do it "is not equal with different ivars" do statement1 = Arel::Nodes::DeleteStatement.new statement1.wheres = %w[a b c] + statement1.comment = Arel::Nodes::Comment.new(["comment"]) statement2 = Arel::Nodes::DeleteStatement.new statement2.wheres = %w[1 2 3] + statement2.comment = Arel::Nodes::Comment.new(["comment"]) + array = [statement1, statement2] + assert_equal 2, array.uniq.size + statement2.wheres = %w[a b c] + statement2.comment = Arel::Nodes::Comment.new(["other"]) array = [statement1, statement2] assert_equal 2, array.uniq.size end diff --git a/activerecord/test/cases/arel/nodes/insert_statement_test.rb b/activerecord/test/cases/arel/nodes/insert_statement_test.rb index 252a0d0d0b..036576b231 100644 --- a/activerecord/test/cases/arel/nodes/insert_statement_test.rb +++ b/activerecord/test/cases/arel/nodes/insert_statement_test.rb @@ -23,9 +23,11 @@ describe Arel::Nodes::InsertStatement do statement1 = Arel::Nodes::InsertStatement.new statement1.columns = %w[a b c] statement1.values = %w[x y z] + statement1.comment = Arel::Nodes::Comment.new(["comment"]) statement2 = Arel::Nodes::InsertStatement.new statement2.columns = %w[a b c] statement2.values = %w[x y z] + statement2.comment = Arel::Nodes::Comment.new(["comment"]) array = [statement1, statement2] assert_equal 1, array.uniq.size end @@ -34,9 +36,15 @@ describe Arel::Nodes::InsertStatement do statement1 = Arel::Nodes::InsertStatement.new statement1.columns = %w[a b c] statement1.values = %w[x y z] + statement1.comment = Arel::Nodes::Comment.new(["comment"]) statement2 = Arel::Nodes::InsertStatement.new statement2.columns = %w[a b c] statement2.values = %w[1 2 3] + statement2.comment = Arel::Nodes::Comment.new(["comment"]) + array = [statement1, statement2] + assert_equal 2, array.uniq.size + statement2.values = %w[x y z] + statement2.comment = Arel::Nodes::Comment.new("other") array = [statement1, statement2] assert_equal 2, array.uniq.size end diff --git a/activerecord/test/cases/arel/nodes/select_core_test.rb b/activerecord/test/cases/arel/nodes/select_core_test.rb index 0b698205ff..6860f2a395 100644 --- a/activerecord/test/cases/arel/nodes/select_core_test.rb +++ b/activerecord/test/cases/arel/nodes/select_core_test.rb @@ -37,6 +37,7 @@ module Arel core1.groups = %w[j k l] core1.windows = %w[m n o] core1.havings = %w[p q r] + core1.comment = Arel::Nodes::Comment.new(["comment"]) core2 = SelectCore.new core2.froms = %w[a b c] core2.projections = %w[d e f] @@ -44,6 +45,7 @@ module Arel core2.groups = %w[j k l] core2.windows = %w[m n o] core2.havings = %w[p q r] + core2.comment = Arel::Nodes::Comment.new(["comment"]) array = [core1, core2] assert_equal 1, array.uniq.size end @@ -56,6 +58,7 @@ module Arel core1.groups = %w[j k l] core1.windows = %w[m n o] core1.havings = %w[p q r] + core1.comment = Arel::Nodes::Comment.new(["comment"]) core2 = SelectCore.new core2.froms = %w[a b c] core2.projections = %w[d e f] @@ -63,6 +66,11 @@ module Arel core2.groups = %w[j k l] core2.windows = %w[m n o] core2.havings = %w[l o l] + core2.comment = Arel::Nodes::Comment.new(["comment"]) + array = [core1, core2] + assert_equal 2, array.uniq.size + core2.havings = %w[p q r] + core2.comment = Arel::Nodes::Comment.new(["other"]) array = [core1, core2] assert_equal 2, array.uniq.size end diff --git a/activerecord/test/cases/arel/nodes/update_statement_test.rb b/activerecord/test/cases/arel/nodes/update_statement_test.rb index a83ce32f68..f133ddf7eb 100644 --- a/activerecord/test/cases/arel/nodes/update_statement_test.rb +++ b/activerecord/test/cases/arel/nodes/update_statement_test.rb @@ -27,6 +27,7 @@ describe Arel::Nodes::UpdateStatement do statement1.orders = %w[x y z] statement1.limit = 42 statement1.key = "zomg" + statement1.comment = Arel::Nodes::Comment.new(["comment"]) statement2 = Arel::Nodes::UpdateStatement.new statement2.relation = "zomg" statement2.wheres = 2 @@ -34,6 +35,7 @@ describe Arel::Nodes::UpdateStatement do statement2.orders = %w[x y z] statement2.limit = 42 statement2.key = "zomg" + statement2.comment = Arel::Nodes::Comment.new(["comment"]) array = [statement1, statement2] assert_equal 1, array.uniq.size end @@ -46,6 +48,7 @@ describe Arel::Nodes::UpdateStatement do statement1.orders = %w[x y z] statement1.limit = 42 statement1.key = "zomg" + statement1.comment = Arel::Nodes::Comment.new(["comment"]) statement2 = Arel::Nodes::UpdateStatement.new statement2.relation = "zomg" statement2.wheres = 2 @@ -53,6 +56,11 @@ describe Arel::Nodes::UpdateStatement do statement2.orders = %w[x y z] statement2.limit = 42 statement2.key = "wth" + statement2.comment = Arel::Nodes::Comment.new(["comment"]) + array = [statement1, statement2] + assert_equal 2, array.uniq.size + statement2.key = "zomg" + statement2.comment = Arel::Nodes::Comment.new(["other"]) array = [statement1, statement2] assert_equal 2, array.uniq.size end diff --git a/activerecord/test/cases/arel/select_manager_test.rb b/activerecord/test/cases/arel/select_manager_test.rb index 5220950905..e6c49cd429 100644 --- a/activerecord/test/cases/arel/select_manager_test.rb +++ b/activerecord/test/cases/arel/select_manager_test.rb @@ -1221,5 +1221,28 @@ module Arel manager.distinct_on(false).must_equal manager end end + + describe "comment" do + it "chains" do + manager = Arel::SelectManager.new + manager.comment("selecting").must_equal manager + end + + it "appends a comment to the generated query" do + manager = Arel::SelectManager.new + table = Table.new :users + manager.from(table).project(table["id"]) + + manager.comment("selecting") + manager.to_sql.must_be_like %{ + SELECT "users"."id" FROM "users" /* selecting */ + } + + manager.comment("selecting", "with", "comment") + manager.to_sql.must_be_like %{ + SELECT "users"."id" FROM "users" /* selecting */ /* with */ /* comment */ + } + end + end end end diff --git a/activerecord/test/cases/arel/support/fake_record.rb b/activerecord/test/cases/arel/support/fake_record.rb index 559ff5d4e6..18e6c10c9d 100644 --- a/activerecord/test/cases/arel/support/fake_record.rb +++ b/activerecord/test/cases/arel/support/fake_record.rb @@ -58,6 +58,10 @@ module FakeRecord "\"#{name}\"" end + def sanitize_as_sql_comment(comment) + comment + end + def schema_cache self end diff --git a/activerecord/test/cases/arel/update_manager_test.rb b/activerecord/test/cases/arel/update_manager_test.rb index cc1b9ac5b3..e13cb6aa52 100644 --- a/activerecord/test/cases/arel/update_manager_test.rb +++ b/activerecord/test/cases/arel/update_manager_test.rb @@ -122,5 +122,29 @@ module Arel @um.key.must_equal @table[:foo] end end + + describe "comment" do + it "chains" do + manager = Arel::UpdateManager.new + manager.comment("updating").must_equal manager + end + + it "appends a comment to the generated query" do + table = Table.new :users + + manager = Arel::UpdateManager.new + manager.table table + + manager.comment("updating") + manager.to_sql.must_be_like %{ + UPDATE "users" /* updating */ + } + + manager.comment("updating", "with", "comment") + manager.to_sql.must_be_like %{ + UPDATE "users" /* updating */ /* with */ /* comment */ + } + end + end end end diff --git a/activerecord/test/cases/arel/visitors/depth_first_test.rb b/activerecord/test/cases/arel/visitors/depth_first_test.rb index f94ad521d7..106be2311d 100644 --- a/activerecord/test/cases/arel/visitors/depth_first_test.rb +++ b/activerecord/test/cases/arel/visitors/depth_first_test.rb @@ -33,6 +33,7 @@ module Arel Arel::Nodes::Ordering, Arel::Nodes::StringJoin, Arel::Nodes::UnqualifiedColumn, + Arel::Nodes::ValuesList, Arel::Nodes::Limit, Arel::Nodes::Else, ].each do |klass| @@ -100,6 +101,12 @@ module Arel assert_equal [:a, :b, join], @collector.calls end + def test_comment + comment = Nodes::Comment.new ["foo"] + @visitor.accept comment + assert_equal ["foo", ["foo"], comment], @collector.calls + end + [ Arel::Nodes::Assignment, Arel::Nodes::Between, @@ -116,7 +123,6 @@ module Arel Arel::Nodes::NotIn, Arel::Nodes::Or, Arel::Nodes::TableAlias, - Arel::Nodes::Values, Arel::Nodes::As, Arel::Nodes::DeleteStatement, Arel::Nodes::JoinSource, diff --git a/activerecord/test/cases/arel/visitors/dot_test.rb b/activerecord/test/cases/arel/visitors/dot_test.rb index 6b3c132f83..ade53c358e 100644 --- a/activerecord/test/cases/arel/visitors/dot_test.rb +++ b/activerecord/test/cases/arel/visitors/dot_test.rb @@ -37,6 +37,7 @@ module Arel Arel::Nodes::Offset, Arel::Nodes::Ordering, Arel::Nodes::UnqualifiedColumn, + Arel::Nodes::ValuesList, Arel::Nodes::Limit, ].each do |klass| define_method("test_#{klass.name.gsub('::', '_')}") do @@ -61,7 +62,6 @@ module Arel Arel::Nodes::NotIn, Arel::Nodes::Or, Arel::Nodes::TableAlias, - Arel::Nodes::Values, Arel::Nodes::As, Arel::Nodes::DeleteStatement, Arel::Nodes::JoinSource, diff --git a/activerecord/test/cases/arel/visitors/ibm_db_test.rb b/activerecord/test/cases/arel/visitors/ibm_db_test.rb index 7163cb34d3..2ddbec3266 100644 --- a/activerecord/test/cases/arel/visitors/ibm_db_test.rb +++ b/activerecord/test/cases/arel/visitors/ibm_db_test.rb @@ -29,6 +29,45 @@ module Arel sql = compile(stmt) sql.must_be_like "UPDATE \"users\" WHERE \"users\".\"id\" IN (SELECT \"users\".\"id\" FROM \"users\" FETCH FIRST 1 ROWS ONLY)" end + + describe "Nodes::IsNotDistinctFrom" do + it "should construct a valid generic SQL statement" do + test = Table.new(:users)[:name].is_not_distinct_from "Aaron Patterson" + compile(test).must_be_like %{ + DECODE("users"."name", 'Aaron Patterson', 0, 1) = 0 + } + end + + it "should handle column names on both sides" do + test = Table.new(:users)[:first_name].is_not_distinct_from Table.new(:users)[:last_name] + compile(test).must_be_like %{ + DECODE("users"."first_name", "users"."last_name", 0, 1) = 0 + } + end + + it "should handle nil" do + @table = Table.new(:users) + val = Nodes.build_quoted(nil, @table[:active]) + sql = compile Nodes::IsNotDistinctFrom.new(@table[:name], val) + sql.must_be_like %{ "users"."name" IS NULL } + end + end + + describe "Nodes::IsDistinctFrom" do + it "should handle column names on both sides" do + test = Table.new(:users)[:first_name].is_distinct_from Table.new(:users)[:last_name] + compile(test).must_be_like %{ + DECODE("users"."first_name", "users"."last_name", 0, 1) = 1 + } + end + + it "should handle nil" do + @table = Table.new(:users) + val = Nodes.build_quoted(nil, @table[:active]) + sql = compile Nodes::IsDistinctFrom.new(@table[:name], val) + sql.must_be_like %{ "users"."name" IS NOT NULL } + end + end end end end diff --git a/activerecord/test/cases/arel/visitors/informix_test.rb b/activerecord/test/cases/arel/visitors/informix_test.rb index b0b031cca3..b6c2dd6ae7 100644 --- a/activerecord/test/cases/arel/visitors/informix_test.rb +++ b/activerecord/test/cases/arel/visitors/informix_test.rb @@ -54,6 +54,45 @@ module Arel sql = compile(stmt) sql.must_be_like 'SELECT FROM "posts" INNER JOIN "comments"' end + + describe "Nodes::IsNotDistinctFrom" do + it "should construct a valid generic SQL statement" do + test = Table.new(:users)[:name].is_not_distinct_from "Aaron Patterson" + compile(test).must_be_like %{ + CASE WHEN "users"."name" = 'Aaron Patterson' OR ("users"."name" IS NULL AND 'Aaron Patterson' IS NULL) THEN 0 ELSE 1 END = 0 + } + end + + it "should handle column names on both sides" do + test = Table.new(:users)[:first_name].is_not_distinct_from Table.new(:users)[:last_name] + compile(test).must_be_like %{ + CASE WHEN "users"."first_name" = "users"."last_name" OR ("users"."first_name" IS NULL AND "users"."last_name" IS NULL) THEN 0 ELSE 1 END = 0 + } + end + + it "should handle nil" do + @table = Table.new(:users) + val = Nodes.build_quoted(nil, @table[:active]) + sql = compile Nodes::IsNotDistinctFrom.new(@table[:name], val) + sql.must_be_like %{ "users"."name" IS NULL } + end + end + + describe "Nodes::IsDistinctFrom" do + it "should handle column names on both sides" do + test = Table.new(:users)[:first_name].is_distinct_from Table.new(:users)[:last_name] + compile(test).must_be_like %{ + CASE WHEN "users"."first_name" = "users"."last_name" OR ("users"."first_name" IS NULL AND "users"."last_name" IS NULL) THEN 0 ELSE 1 END = 1 + } + end + + it "should handle nil" do + @table = Table.new(:users) + val = Nodes.build_quoted(nil, @table[:active]) + sql = compile Nodes::IsDistinctFrom.new(@table[:name], val) + sql.must_be_like %{ "users"."name" IS NOT NULL } + end + end end end end diff --git a/activerecord/test/cases/arel/visitors/mssql_test.rb b/activerecord/test/cases/arel/visitors/mssql_test.rb index 340376c3d6..74f34b4dad 100644 --- a/activerecord/test/cases/arel/visitors/mssql_test.rb +++ b/activerecord/test/cases/arel/visitors/mssql_test.rb @@ -94,6 +94,45 @@ module Arel sql = compile(stmt) sql.must_be_like "SELECT COUNT(1) as count_id FROM (SELECT _t.* FROM (SELECT ROW_NUMBER() OVER (ORDER BY ) as _row_num) as _t WHERE _row_num BETWEEN 1 AND 10) AS subquery" end + + describe "Nodes::IsNotDistinctFrom" do + it "should construct a valid generic SQL statement" do + test = Table.new(:users)[:name].is_not_distinct_from "Aaron Patterson" + compile(test).must_be_like %{ + EXISTS (VALUES ("users"."name") INTERSECT VALUES ('Aaron Patterson')) + } + end + + it "should handle column names on both sides" do + test = Table.new(:users)[:first_name].is_not_distinct_from Table.new(:users)[:last_name] + compile(test).must_be_like %{ + EXISTS (VALUES ("users"."first_name") INTERSECT VALUES ("users"."last_name")) + } + end + + it "should handle nil" do + @table = Table.new(:users) + val = Nodes.build_quoted(nil, @table[:active]) + sql = compile Nodes::IsNotDistinctFrom.new(@table[:name], val) + sql.must_be_like %{ "users"."name" IS NULL } + end + end + + describe "Nodes::IsDistinctFrom" do + it "should handle column names on both sides" do + test = Table.new(:users)[:first_name].is_distinct_from Table.new(:users)[:last_name] + compile(test).must_be_like %{ + NOT EXISTS (VALUES ("users"."first_name") INTERSECT VALUES ("users"."last_name")) + } + end + + it "should handle nil" do + @table = Table.new(:users) + val = Nodes.build_quoted(nil, @table[:active]) + sql = compile Nodes::IsDistinctFrom.new(@table[:name], val) + sql.must_be_like %{ "users"."name" IS NOT NULL } + end + end end end end diff --git a/activerecord/test/cases/arel/visitors/mysql_test.rb b/activerecord/test/cases/arel/visitors/mysql_test.rb index 9d3bad8516..5f37587957 100644 --- a/activerecord/test/cases/arel/visitors/mysql_test.rb +++ b/activerecord/test/cases/arel/visitors/mysql_test.rb @@ -13,16 +13,6 @@ module Arel @visitor.accept(node, Collectors::SQLString.new).value end - it "squashes parenthesis on multiple unions" do - subnode = Nodes::Union.new Arel.sql("left"), Arel.sql("right") - node = Nodes::Union.new subnode, Arel.sql("topright") - assert_equal 1, compile(node).scan("(").length - - subnode = Nodes::Union.new Arel.sql("left"), Arel.sql("right") - node = Nodes::Union.new Arel.sql("topleft"), subnode - assert_equal 1, compile(node).scan("(").length - end - ### # :'( # http://dev.mysql.com/doc/refman/5.0/en/select.html#id3482214 @@ -75,6 +65,45 @@ module Arel } end end + + describe "Nodes::IsNotDistinctFrom" do + it "should construct a valid generic SQL statement" do + test = Table.new(:users)[:name].is_not_distinct_from "Aaron Patterson" + compile(test).must_be_like %{ + "users"."name" <=> 'Aaron Patterson' + } + end + + it "should handle column names on both sides" do + test = Table.new(:users)[:first_name].is_not_distinct_from Table.new(:users)[:last_name] + compile(test).must_be_like %{ + "users"."first_name" <=> "users"."last_name" + } + end + + it "should handle nil" do + @table = Table.new(:users) + val = Nodes.build_quoted(nil, @table[:active]) + sql = compile Nodes::IsNotDistinctFrom.new(@table[:name], val) + sql.must_be_like %{ "users"."name" <=> NULL } + end + end + + describe "Nodes::IsDistinctFrom" do + it "should handle column names on both sides" do + test = Table.new(:users)[:first_name].is_distinct_from Table.new(:users)[:last_name] + compile(test).must_be_like %{ + NOT "users"."first_name" <=> "users"."last_name" + } + end + + it "should handle nil" do + @table = Table.new(:users) + val = Nodes.build_quoted(nil, @table[:active]) + sql = compile Nodes::IsDistinctFrom.new(@table[:name], val) + sql.must_be_like %{ NOT "users"."name" <=> NULL } + end + end end end end diff --git a/activerecord/test/cases/arel/visitors/oracle12_test.rb b/activerecord/test/cases/arel/visitors/oracle12_test.rb index 83a2ee36ca..4ce5cab4db 100644 --- a/activerecord/test/cases/arel/visitors/oracle12_test.rb +++ b/activerecord/test/cases/arel/visitors/oracle12_test.rb @@ -56,6 +56,45 @@ module Arel } end end + + describe "Nodes::IsNotDistinctFrom" do + it "should construct a valid generic SQL statement" do + test = Table.new(:users)[:name].is_not_distinct_from "Aaron Patterson" + compile(test).must_be_like %{ + DECODE("users"."name", 'Aaron Patterson', 0, 1) = 0 + } + end + + it "should handle column names on both sides" do + test = Table.new(:users)[:first_name].is_not_distinct_from Table.new(:users)[:last_name] + compile(test).must_be_like %{ + DECODE("users"."first_name", "users"."last_name", 0, 1) = 0 + } + end + + it "should handle nil" do + @table = Table.new(:users) + val = Nodes.build_quoted(nil, @table[:active]) + sql = compile Nodes::IsNotDistinctFrom.new(@table[:name], val) + sql.must_be_like %{ "users"."name" IS NULL } + end + end + + describe "Nodes::IsDistinctFrom" do + it "should handle column names on both sides" do + test = Table.new(:users)[:first_name].is_distinct_from Table.new(:users)[:last_name] + compile(test).must_be_like %{ + DECODE("users"."first_name", "users"."last_name", 0, 1) = 1 + } + end + + it "should handle nil" do + @table = Table.new(:users) + val = Nodes.build_quoted(nil, @table[:active]) + sql = compile Nodes::IsDistinctFrom.new(@table[:name], val) + sql.must_be_like %{ "users"."name" IS NOT NULL } + end + end end end end diff --git a/activerecord/test/cases/arel/visitors/oracle_test.rb b/activerecord/test/cases/arel/visitors/oracle_test.rb index e1dfe40cf9..893edc7f74 100644 --- a/activerecord/test/cases/arel/visitors/oracle_test.rb +++ b/activerecord/test/cases/arel/visitors/oracle_test.rb @@ -192,6 +192,45 @@ module Arel } end end + + describe "Nodes::IsNotDistinctFrom" do + it "should construct a valid generic SQL statement" do + test = Table.new(:users)[:name].is_not_distinct_from "Aaron Patterson" + compile(test).must_be_like %{ + DECODE("users"."name", 'Aaron Patterson', 0, 1) = 0 + } + end + + it "should handle column names on both sides" do + test = Table.new(:users)[:first_name].is_not_distinct_from Table.new(:users)[:last_name] + compile(test).must_be_like %{ + DECODE("users"."first_name", "users"."last_name", 0, 1) = 0 + } + end + + it "should handle nil" do + @table = Table.new(:users) + val = Nodes.build_quoted(nil, @table[:active]) + sql = compile Nodes::IsNotDistinctFrom.new(@table[:name], val) + sql.must_be_like %{ "users"."name" IS NULL } + end + end + + describe "Nodes::IsDistinctFrom" do + it "should handle column names on both sides" do + test = Table.new(:users)[:first_name].is_distinct_from Table.new(:users)[:last_name] + compile(test).must_be_like %{ + DECODE("users"."first_name", "users"."last_name", 0, 1) = 1 + } + end + + it "should handle nil" do + @table = Table.new(:users) + val = Nodes.build_quoted(nil, @table[:active]) + sql = compile Nodes::IsDistinctFrom.new(@table[:name], val) + sql.must_be_like %{ "users"."name" IS NOT NULL } + end + end end end end diff --git a/activerecord/test/cases/arel/visitors/postgres_test.rb b/activerecord/test/cases/arel/visitors/postgres_test.rb index f7f2c76b6f..0f9efb20b4 100644 --- a/activerecord/test/cases/arel/visitors/postgres_test.rb +++ b/activerecord/test/cases/arel/visitors/postgres_test.rb @@ -276,6 +276,45 @@ module Arel } end end + + describe "Nodes::IsNotDistinctFrom" do + it "should construct a valid generic SQL statement" do + test = Table.new(:users)[:name].is_not_distinct_from "Aaron Patterson" + compile(test).must_be_like %{ + "users"."name" IS NOT DISTINCT FROM 'Aaron Patterson' + } + end + + it "should handle column names on both sides" do + test = Table.new(:users)[:first_name].is_not_distinct_from Table.new(:users)[:last_name] + compile(test).must_be_like %{ + "users"."first_name" IS NOT DISTINCT FROM "users"."last_name" + } + end + + it "should handle nil" do + @table = Table.new(:users) + val = Nodes.build_quoted(nil, @table[:active]) + sql = compile Nodes::IsNotDistinctFrom.new(@table[:name], val) + sql.must_be_like %{ "users"."name" IS NOT DISTINCT FROM NULL } + end + end + + describe "Nodes::IsDistinctFrom" do + it "should handle column names on both sides" do + test = Table.new(:users)[:first_name].is_distinct_from Table.new(:users)[:last_name] + compile(test).must_be_like %{ + "users"."first_name" IS DISTINCT FROM "users"."last_name" + } + end + + it "should handle nil" do + @table = Table.new(:users) + val = Nodes.build_quoted(nil, @table[:active]) + sql = compile Nodes::IsDistinctFrom.new(@table[:name], val) + sql.must_be_like %{ "users"."name" IS DISTINCT FROM NULL } + end + end end end end diff --git a/activerecord/test/cases/arel/visitors/sqlite_test.rb b/activerecord/test/cases/arel/visitors/sqlite_test.rb index 6650b6ff3a..ee4e07a675 100644 --- a/activerecord/test/cases/arel/visitors/sqlite_test.rb +++ b/activerecord/test/cases/arel/visitors/sqlite_test.rb @@ -6,7 +6,11 @@ module Arel module Visitors class SqliteTest < Arel::Spec before do - @visitor = SQLite.new Table.engine.connection_pool + @visitor = SQLite.new Table.engine.connection + end + + def compile(node) + @visitor.accept(node, Collectors::SQLString.new).value end it "defaults limit to -1" do @@ -27,6 +31,45 @@ module Arel node = Nodes::False.new() assert_equal "0", @visitor.accept(node, Collectors::SQLString.new).value end + + describe "Nodes::IsNotDistinctFrom" do + it "should construct a valid generic SQL statement" do + test = Table.new(:users)[:name].is_not_distinct_from "Aaron Patterson" + compile(test).must_be_like %{ + "users"."name" IS 'Aaron Patterson' + } + end + + it "should handle column names on both sides" do + test = Table.new(:users)[:first_name].is_not_distinct_from Table.new(:users)[:last_name] + compile(test).must_be_like %{ + "users"."first_name" IS "users"."last_name" + } + end + + it "should handle nil" do + @table = Table.new(:users) + val = Nodes.build_quoted(nil, @table[:active]) + sql = compile Nodes::IsNotDistinctFrom.new(@table[:name], val) + sql.must_be_like %{ "users"."name" IS NULL } + end + end + + describe "Nodes::IsDistinctFrom" do + it "should handle column names on both sides" do + test = Table.new(:users)[:first_name].is_distinct_from Table.new(:users)[:last_name] + compile(test).must_be_like %{ + "users"."first_name" IS NOT "users"."last_name" + } + end + + it "should handle nil" do + @table = Table.new(:users) + val = Nodes.build_quoted(nil, @table[:active]) + sql = compile Nodes::IsDistinctFrom.new(@table[:name], val) + sql.must_be_like %{ "users"."name" IS NOT NULL } + end + end end end end diff --git a/activerecord/test/cases/arel/visitors/to_sql_test.rb b/activerecord/test/cases/arel/visitors/to_sql_test.rb index b6426a211e..625e37f1c0 100644 --- a/activerecord/test/cases/arel/visitors/to_sql_test.rb +++ b/activerecord/test/cases/arel/visitors/to_sql_test.rb @@ -23,9 +23,9 @@ module Arel sql.must_be_like "?" end - it "does not quote BindParams used as part of a Values" do + it "does not quote BindParams used as part of a ValuesList" do bp = Nodes::BindParam.new(1) - values = Nodes::Values.new([bp]) + values = Nodes::ValuesList.new([[bp]]) sql = compile values sql.must_be_like "VALUES (?)" end @@ -155,6 +155,43 @@ module Arel end end + describe "Nodes::IsNotDistinctFrom" do + it "should construct a valid generic SQL statement" do + test = Table.new(:users)[:name].is_not_distinct_from "Aaron Patterson" + compile(test).must_be_like %{ + CASE WHEN "users"."name" = 'Aaron Patterson' OR ("users"."name" IS NULL AND 'Aaron Patterson' IS NULL) THEN 0 ELSE 1 END = 0 + } + end + + it "should handle column names on both sides" do + test = Table.new(:users)[:first_name].is_not_distinct_from Table.new(:users)[:last_name] + compile(test).must_be_like %{ + CASE WHEN "users"."first_name" = "users"."last_name" OR ("users"."first_name" IS NULL AND "users"."last_name" IS NULL) THEN 0 ELSE 1 END = 0 + } + end + + it "should handle nil" do + val = Nodes.build_quoted(nil, @table[:active]) + sql = compile Nodes::IsNotDistinctFrom.new(@table[:name], val) + sql.must_be_like %{ "users"."name" IS NULL } + end + end + + describe "Nodes::IsDistinctFrom" do + it "should handle column names on both sides" do + test = Table.new(:users)[:first_name].is_distinct_from Table.new(:users)[:last_name] + compile(test).must_be_like %{ + CASE WHEN "users"."first_name" = "users"."last_name" OR ("users"."first_name" IS NULL AND "users"."last_name" IS NULL) THEN 0 ELSE 1 END = 1 + } + end + + it "should handle nil" do + val = Nodes.build_quoted(nil, @table[:active]) + sql = compile Nodes::IsDistinctFrom.new(@table[:name], val) + sql.must_be_like %{ "users"."name" IS NOT NULL } + end + end + it "should visit string subclass" do [ Class.new(String).new(":'("), @@ -480,6 +517,28 @@ module Arel end end + describe "Nodes::Union" do + it "squashes parenthesis on multiple unions" do + subnode = Nodes::Union.new Arel.sql("left"), Arel.sql("right") + node = Nodes::Union.new subnode, Arel.sql("topright") + assert_equal("( left UNION right UNION topright )", compile(node)) + subnode = Nodes::Union.new Arel.sql("left"), Arel.sql("right") + node = Nodes::Union.new Arel.sql("topleft"), subnode + assert_equal("( topleft UNION left UNION right )", compile(node)) + end + end + + describe "Nodes::UnionAll" do + it "squashes parenthesis on multiple union alls" do + subnode = Nodes::UnionAll.new Arel.sql("left"), Arel.sql("right") + node = Nodes::UnionAll.new subnode, Arel.sql("topright") + assert_equal("( left UNION ALL right UNION ALL topright )", compile(node)) + subnode = Nodes::UnionAll.new Arel.sql("left"), Arel.sql("right") + node = Nodes::UnionAll.new Arel.sql("topleft"), subnode + assert_equal("( topleft UNION ALL left UNION ALL right )", compile(node)) + end + end + describe "Nodes::NotIn" do it "should know how to visit" do node = @attr.not_in [1, 2, 3] diff --git a/activerecord/test/cases/associations/belongs_to_associations_test.rb b/activerecord/test/cases/associations/belongs_to_associations_test.rb index 93dd427951..3525fa2ab8 100644 --- a/activerecord/test/cases/associations/belongs_to_associations_test.rb +++ b/activerecord/test/cases/associations/belongs_to_associations_test.rb @@ -32,16 +32,19 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase :posts, :tags, :taggings, :comments, :sponsors, :members def test_belongs_to - firm = Client.find(3).firm - assert_not_nil firm - assert_equal companies(:first_firm).name, firm.name + client = Client.find(3) + first_firm = companies(:first_firm) + assert_sql(/LIMIT|ROWNUM <=|FETCH FIRST/) do + assert_equal first_firm, client.firm + assert_equal first_firm.name, client.firm.name + end end def test_assigning_belongs_to_on_destroyed_object client = Client.create!(name: "Client") client.destroy! - assert_raise(frozen_error_class) { client.firm = nil } - assert_raise(frozen_error_class) { client.firm = Firm.new(name: "Firm") } + assert_raise(FrozenError) { client.firm = nil } + assert_raise(FrozenError) { client.firm = Firm.new(name: "Firm") } end def test_eager_loading_wont_mutate_owner_record @@ -60,7 +63,8 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase ActiveRecord::SQLCounter.clear_log Client.find(3).firm ensure - assert ActiveRecord::SQLCounter.log_all.all? { |sql| /order by/i !~ sql }, "ORDER BY was used in the query" + sql_log = ActiveRecord::SQLCounter.log + assert sql_log.all? { |sql| /order by/i !~ sql }, "ORDER BY was used in the query: #{sql_log}" end def test_belongs_to_with_primary_key @@ -444,8 +448,13 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase end def test_with_select - assert_equal 1, Company.find(2).firm_with_select.attributes.size - assert_equal 1, Company.all.merge!(includes: :firm_with_select).find(2).firm_with_select.attributes.size + assert_equal 1, Post.find(2).author_with_select.attributes.size + assert_equal 1, Post.includes(:author_with_select).find(2).author_with_select.attributes.size + end + + def test_custom_attribute_with_select + assert_equal 2, Company.find(2).firm_with_select.attributes.size + assert_equal 2, Company.includes(:firm_with_select).find(2).firm_with_select.attributes.size end def test_belongs_to_without_counter_cache_option @@ -1290,17 +1299,17 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase end def test_belongs_to_with_out_of_range_value_assigning - model = Class.new(Comment) do + model = Class.new(Author) do def self.name; "Temp"; end - validates :post, presence: true + validates :author_address, presence: true end - comment = model.new - comment.post_id = 9223372036854775808 # out of range in the bigint + author = model.new + author.author_address_id = 9223372036854775808 # out of range in the bigint - assert_nil comment.post - assert_not_predicate comment, :valid? - assert_equal [{ error: :blank }], comment.errors.details[:post] + assert_nil author.author_address + assert_not_predicate author, :valid? + assert_equal [{ error: :blank }], author.errors.details[:author_address] end def test_polymorphic_with_custom_primary_key diff --git a/activerecord/test/cases/associations/cascaded_eager_loading_test.rb b/activerecord/test/cases/associations/cascaded_eager_loading_test.rb index a9e22c7643..49f754be63 100644 --- a/activerecord/test/cases/associations/cascaded_eager_loading_test.rb +++ b/activerecord/test/cases/associations/cascaded_eager_loading_test.rb @@ -18,7 +18,7 @@ class CascadedEagerLoadingTest < ActiveRecord::TestCase :categorizations, :people, :categories, :edges, :vertices def test_eager_association_loading_with_cascaded_two_levels - authors = Author.all.merge!(includes: { posts: :comments }, order: "authors.id").to_a + authors = Author.includes(posts: :comments).order(:id).to_a assert_equal 3, authors.size assert_equal 5, authors[0].posts.size assert_equal 3, authors[1].posts.size @@ -26,7 +26,7 @@ class CascadedEagerLoadingTest < ActiveRecord::TestCase end def test_eager_association_loading_with_cascaded_two_levels_and_one_level - authors = Author.all.merge!(includes: [{ posts: :comments }, :categorizations], order: "authors.id").to_a + authors = Author.includes({ posts: :comments }, :categorizations).order(:id).to_a assert_equal 3, authors.size assert_equal 5, authors[0].posts.size assert_equal 3, authors[1].posts.size @@ -36,7 +36,7 @@ class CascadedEagerLoadingTest < ActiveRecord::TestCase end def test_eager_association_loading_with_hmt_does_not_table_name_collide_when_joining_associations - authors = Author.joins(:posts).eager_load(:comments).where(posts: { tags_count: 1 }).to_a + authors = Author.joins(:posts).eager_load(:comments).where(posts: { tags_count: 1 }).order(:id).to_a assert_equal 3, assert_no_queries { authors.size } assert_equal 10, assert_no_queries { authors[0].comments.size } end @@ -121,7 +121,7 @@ class CascadedEagerLoadingTest < ActiveRecord::TestCase assert reply.save topics = Topic.all.merge!(includes: :replies, order: ["topics.id", "replies_topics.id"]).to_a - assert_no_queries do + assert_queries(0) do assert_equal 2, topics[0].replies.size assert_equal 0, topics[1].replies.size end diff --git a/activerecord/test/cases/associations/eager_load_includes_full_sti_class_test.rb b/activerecord/test/cases/associations/eager_load_includes_full_sti_class_test.rb index 5fca972aee..673d5f1dcf 100644 --- a/activerecord/test/cases/associations/eager_load_includes_full_sti_class_test.rb +++ b/activerecord/test/cases/associations/eager_load_includes_full_sti_class_test.rb @@ -21,7 +21,7 @@ module PolymorphicFullStiClassNamesSharedTest ActiveRecord::Base.store_full_sti_class = store_full_sti_class post = Namespaced::Post.create(title: "Great stuff", body: "This is not", author_id: 1) - @tagging = Tagging.create(taggable: post) + @tagging = post.create_tagging! end def teardown diff --git a/activerecord/test/cases/associations/eager_test.rb b/activerecord/test/cases/associations/eager_test.rb index b37e59038e..cd9c8a5285 100644 --- a/activerecord/test/cases/associations/eager_test.rb +++ b/activerecord/test/cases/associations/eager_test.rb @@ -4,6 +4,7 @@ require "cases/helper" require "models/post" require "models/tagging" require "models/tag" +require "models/rating" require "models/comment" require "models/author" require "models/essay" @@ -44,7 +45,7 @@ end class EagerAssociationTest < ActiveRecord::TestCase fixtures :posts, :comments, :authors, :essays, :author_addresses, :categories, :categories_posts, - :companies, :accounts, :tags, :taggings, :people, :readers, :categorizations, + :companies, :accounts, :tags, :taggings, :ratings, :people, :readers, :categorizations, :owners, :pets, :author_favorites, :jobs, :references, :subscribers, :subscriptions, :books, :developers, :projects, :developers_projects, :members, :memberships, :clubs, :sponsors @@ -89,6 +90,17 @@ class EagerAssociationTest < ActiveRecord::TestCase "expected to find only david's posts" end + def test_loading_polymorphic_association_with_mixed_table_conditions + rating = Rating.first + assert_equal [taggings(:normal_comment_rating)], rating.taggings_without_tag + + rating = Rating.preload(:taggings_without_tag).first + assert_equal [taggings(:normal_comment_rating)], rating.taggings_without_tag + + rating = Rating.eager_load(:taggings_without_tag).first + assert_equal [taggings(:normal_comment_rating)], rating.taggings_without_tag + end + def test_loading_with_scope_including_joins member = Member.first assert_equal members(:groucho), member @@ -1259,12 +1271,7 @@ class EagerAssociationTest < ActiveRecord::TestCase def test_include_has_many_using_primary_key expected = Firm.find(1).clients_using_primary_key.sort_by(&:name) - # Oracle adapter truncates alias to 30 characters - if current_adapter?(:OracleAdapter) - firm = Firm.all.merge!(includes: :clients_using_primary_key, order: "clients_using_primary_keys_companies"[0, 30] + ".name").find(1) - else - firm = Firm.all.merge!(includes: :clients_using_primary_key, order: "clients_using_primary_keys_companies.name").find(1) - end + firm = Firm.all.merge!(includes: :clients_using_primary_key, order: "clients_using_primary_keys_companies.name").find(1) assert_no_queries do assert_equal expected, firm.clients_using_primary_key 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 515eb65d37..fe8bdd03ba 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 @@ -1007,16 +1007,14 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase end def test_has_and_belongs_to_many_while_partial_writes_false - begin - original_partial_writes = ActiveRecord::Base.partial_writes - ActiveRecord::Base.partial_writes = false - developer = Developer.new(name: "Mehmet Emin İNAÇ") - developer.projects << Project.new(name: "Bounty") - - assert developer.save - ensure - ActiveRecord::Base.partial_writes = original_partial_writes - end + original_partial_writes = ActiveRecord::Base.partial_writes + ActiveRecord::Base.partial_writes = false + developer = Developer.new(name: "Mehmet Emin İNAÇ") + developer.projects << Project.new(name: "Bounty") + + assert developer.save + ensure + ActiveRecord::Base.partial_writes = original_partial_writes end def test_has_and_belongs_to_many_with_belongs_to diff --git a/activerecord/test/cases/associations/has_many_associations_test.rb b/activerecord/test/cases/associations/has_many_associations_test.rb index d13e1a86e9..6a7efe2121 100644 --- a/activerecord/test/cases/associations/has_many_associations_test.rb +++ b/activerecord/test/cases/associations/has_many_associations_test.rb @@ -27,6 +27,7 @@ require "models/categorization" require "models/minivan" require "models/speedometer" require "models/reference" +require "models/job" require "models/college" require "models/student" require "models/pirate" @@ -264,7 +265,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase car = Car.create(name: "honda") car.funky_bulbs.create! assert_equal 1, car.funky_bulbs.count - assert_nothing_raised { car.reload.funky_bulbs.delete_all } + assert_equal 1, car.reload.funky_bulbs.delete_all assert_equal 0, car.funky_bulbs.count, "bulbs should have been deleted using :delete_all strategy" end @@ -294,6 +295,14 @@ class HasManyAssociationsTest < ActiveRecord::TestCase assert_equal(expected_sql, loaded_sql) end + def test_delete_all_on_association_clears_scope + author = Author.create!(name: "Gannon") + posts = author.posts + posts.create!(title: "test", body: "body") + posts.delete_all + assert_nil posts.first + end + def test_building_the_associated_object_with_implicit_sti_base_class firm = DependentFirm.new company = firm.companies.build @@ -987,9 +996,10 @@ class HasManyAssociationsTest < ActiveRecord::TestCase assert_predicate companies(:first_firm).clients_of_firm, :loaded? - companies(:first_firm).clients_of_firm.concat([Client.new("name" => "Natural Company"), Client.new("name" => "Apple")]) + result = 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.reload.size + assert_equal companies(:first_firm).clients_of_firm, result end def test_transactions_when_adding_to_persisted @@ -1215,7 +1225,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase 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) + ship = Ship.create!(name: "Countless", treasures_count: 10) assert_not_predicate Ship.reflect_on_association(:treasures), :has_cached_counter? @@ -1405,7 +1415,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase assert_equal 3, clients.count assert_difference "Client.count", -(clients.count) do - companies(:first_firm).dependent_clients_of_firm.delete_all + assert_equal clients.count, companies(:first_firm).dependent_clients_of_firm.delete_all end end @@ -1502,10 +1512,20 @@ class HasManyAssociationsTest < ActiveRecord::TestCase def test_delete_all_with_option_delete_all firm = companies(:first_firm) client_id = firm.dependent_clients_of_firm.first.id - firm.dependent_clients_of_firm.delete_all(:delete_all) + count = firm.dependent_clients_of_firm.count + assert_equal count, firm.dependent_clients_of_firm.delete_all(:delete_all) assert_nil Client.find_by_id(client_id) end + def test_delete_all_with_option_nullify + firm = companies(:first_firm) + client_id = firm.dependent_clients_of_firm.first.id + count = firm.dependent_clients_of_firm.count + assert_equal firm, Client.find(client_id).firm + assert_equal count, firm.dependent_clients_of_firm.delete_all(:nullify) + assert_nil Client.find(client_id).firm + end + def test_delete_all_accepts_limited_parameters firm = companies(:first_firm) assert_raise(ArgumentError) do @@ -1710,6 +1730,38 @@ class HasManyAssociationsTest < ActiveRecord::TestCase assert companies(:first_firm).clients_of_firm.reload.empty?, "37signals has no clients after destroy all and refresh" end + def test_destroy_all_on_association_clears_scope + author = Author.create!(name: "Gannon") + posts = author.posts + posts.create!(title: "test", body: "body") + posts.destroy_all + assert_nil posts.first + end + + def test_destroy_all_on_desynced_counter_cache_association + category = categories(:general) + assert_operator category.categorizations.count, :>, 0 + + category.categorizations.destroy_all + assert_equal 0, category.categorizations.count + end + + def test_destroy_on_association_clears_scope + author = Author.create!(name: "Gannon") + posts = author.posts + post = posts.create!(title: "test", body: "body") + posts.destroy(post) + assert_nil posts.first + end + + def test_delete_on_association_clears_scope + author = Author.create!(name: "Gannon") + posts = author.posts + post = posts.create!(title: "test", body: "body") + posts.delete(post) + assert_nil posts.first + end + def test_dependence firm = companies(:first_firm) assert_equal 3, firm.clients.size @@ -1773,6 +1825,22 @@ class HasManyAssociationsTest < ActiveRecord::TestCase assert_equal num_accounts, Account.count end + def test_depends_and_nullify_on_polymorphic_assoc + author = PersonWithPolymorphicDependentNullifyComments.create!(first_name: "Laertis") + comment = posts(:welcome).comments.first + comment.author = author + comment.save! + + assert_equal comment.author_id, author.id + assert_equal comment.author_type, author.class.name + + author.destroy + comment.reload + + assert_nil comment.author_id + assert_nil comment.author_type + end + def test_restrict_with_exception firm = RestrictedWithExceptionFirm.create!(name: "restrict") firm.companies.create(name: "child") @@ -1929,7 +1997,22 @@ class HasManyAssociationsTest < ActiveRecord::TestCase def test_counter_cache_on_unloaded_association car = Car.create(name: "My AppliCar") - assert_equal car.engines.size, 0 + assert_equal 0, car.engines.size + end + + def test_ids_reader_cache_not_used_for_size_when_association_is_dirty + firm = Firm.create!(name: "Startup") + assert_equal 0, firm.client_ids.size + firm.clients.build + assert_equal 1, firm.clients.size + end + + def test_ids_reader_cache_should_be_cleared_when_collection_is_deleted + firm = companies(:first_firm) + assert_equal [2, 3, 11], firm.client_ids + client = firm.clients.first + firm.clients.delete(client) + assert_equal [3, 11], firm.client_ids end def test_get_ids_ignores_include_option @@ -1990,10 +2073,12 @@ class HasManyAssociationsTest < ActiveRecord::TestCase end def test_associations_order_should_be_priority_over_throughs_order - david = authors(:david) + original = authors(:david) expected = [12, 10, 9, 8, 7, 6, 5, 3, 2, 1] - assert_equal expected, david.comments_desc.map(&:id) - assert_equal expected, Author.includes(:comments_desc).find(david.id).comments_desc.map(&:id) + assert_equal expected, original.comments_desc.map(&:id) + preloaded = Author.includes(:comments_desc).find(original.id) + assert_equal expected, preloaded.comments_desc.map(&:id) + assert_equal original.posts_sorted_by_id.first.comments.map(&:id), preloaded.posts_sorted_by_id.first.comments.map(&:id) end def test_dynamic_find_should_respect_association_order_for_through @@ -2002,8 +2087,8 @@ class HasManyAssociationsTest < ActiveRecord::TestCase end def test_has_many_through_respects_hash_conditions - assert_equal authors(:david).hello_posts, authors(:david).hello_posts_with_hash_conditions - assert_equal authors(:david).hello_post_comments, authors(:david).hello_post_comments_with_hash_conditions + assert_equal authors(:david).hello_posts.sort_by(&:id), authors(:david).hello_posts_with_hash_conditions.sort_by(&:id) + assert_equal authors(:david).hello_post_comments.sort_by(&:id), authors(:david).hello_post_comments_with_hash_conditions.sort_by(&:id) end def test_include_uses_array_include_after_loaded @@ -2868,6 +2953,11 @@ class HasManyAssociationsTest < ActiveRecord::TestCase end end + def test_has_many_with_out_of_range_value + reference = Reference.create!(id: 2147483648) # out of range in the integer + assert_equal [], reference.ideal_jobs + end + private def force_signal37_to_load_all_clients_of_firm 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 7b405c74c4..67e013c6e0 100644 --- a/activerecord/test/cases/associations/has_many_through_associations_test.rb +++ b/activerecord/test/cases/associations/has_many_through_associations_test.rb @@ -46,11 +46,24 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase Reader.create person_id: 0, post_id: 0 end + def test_has_many_through_create_record + assert books(:awdr).subscribers.create!(nick: "bob") + end + def test_marshal_dump preloaded = Post.includes(:first_blue_tags).first assert_equal preloaded, Marshal.load(Marshal.dump(preloaded)) end + def test_preload_with_nested_association + posts = Post.preload(:author, :author_favorites_with_scope).to_a + + assert_no_queries do + posts.each(&:author) + posts.each(&:author_favorites_with_scope) + end + end + def test_preload_sti_rhs_class developers = Developer.includes(:firms).all.to_a assert_no_queries do @@ -200,7 +213,7 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase assert_no_difference "Job.count" do assert_difference "Reference.count", -1 do - person.reload.jobs_with_dependent_destroy.delete_all + assert_equal 1, person.reload.jobs_with_dependent_destroy.delete_all end end end @@ -211,7 +224,7 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase assert_no_difference "Job.count" do assert_no_difference "Reference.count" do - person.reload.jobs_with_dependent_nullify.delete_all + assert_equal 1, person.reload.jobs_with_dependent_nullify.delete_all end end end @@ -222,17 +235,26 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase assert_no_difference "Job.count" do assert_difference "Reference.count", -1 do - person.reload.jobs_with_dependent_delete_all.delete_all + assert_equal 1, person.reload.jobs_with_dependent_delete_all.delete_all end end end + def test_delete_all_on_association_clears_scope + post = Post.create!(title: "Rails 6", body: "") + people = post.people + people.create!(first_name: "Jeb") + people.delete_all + assert_nil people.first + end + def test_concat person = people(:david) post = posts(:thinking) - post.people.concat [person] + result = post.people.concat [person] assert_equal 1, post.people.size assert_equal 1, post.people.reload.size + assert_equal post.people, result end def test_associate_existing_record_twice_should_add_to_target_twice @@ -366,7 +388,7 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase end def test_delete_association - assert_queries(2) { posts(:welcome);people(:michael); } + assert_queries(2) { posts(:welcome); people(:michael); } assert_queries(1) do posts(:welcome).people.delete(people(:michael)) @@ -401,6 +423,30 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase assert_empty posts(:welcome).people.reload end + def test_destroy_all_on_association_clears_scope + post = Post.create!(title: "Rails 6", body: "") + people = post.people + people.create!(first_name: "Jeb") + people.destroy_all + assert_nil people.first + end + + def test_destroy_on_association_clears_scope + post = Post.create!(title: "Rails 6", body: "") + people = post.people + person = people.create!(first_name: "Jeb") + people.destroy(person) + assert_nil people.first + end + + def test_delete_on_association_clears_scope + post = Post.create!(title: "Rails 6", body: "") + people = post.people + person = people.create!(first_name: "Jeb") + people.delete(person) + assert_nil people.first + end + def test_should_raise_exception_for_destroying_mismatching_records assert_no_difference ["Person.count", "Reader.count"] do assert_raise(ActiveRecord::AssociationTypeMismatch) { posts(:welcome).people.destroy(posts(:thinking)) } @@ -569,7 +615,7 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase end def test_replace_association - assert_queries(4) { posts(:welcome);people(:david);people(:michael); posts(:welcome).people.reload } + 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) @@ -586,6 +632,16 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase assert_not_includes posts(:welcome).reload.people.reload, people(:michael) end + def test_replace_association_with_duplicates + post = posts(:thinking) + person = people(:david) + + assert_difference "post.people.count", 2 do + post.people = [person] + post.people = [person, person] + end + end + def test_replace_order_is_preserved posts(:welcome).people.clear posts(:welcome).people = [people(:david), people(:michael)] @@ -698,7 +754,7 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase end def test_clear_associations - assert_queries(2) { posts(:welcome);posts(:welcome).people.reload } + assert_queries(2) { posts(:welcome); posts(:welcome).people.reload } assert_queries(1) do posts(:welcome).people.clear diff --git a/activerecord/test/cases/associations/has_one_associations_test.rb b/activerecord/test/cases/associations/has_one_associations_test.rb index adfb3ce072..7bb629466d 100644 --- a/activerecord/test/cases/associations/has_one_associations_test.rb +++ b/activerecord/test/cases/associations/has_one_associations_test.rb @@ -12,6 +12,9 @@ require "models/bulb" require "models/author" require "models/image" require "models/post" +require "models/drink_designer" +require "models/chef" +require "models/department" class HasOneAssociationsTest < ActiveRecord::TestCase self.use_transactional_tests = false unless supports_savepoints? @@ -22,16 +25,20 @@ class HasOneAssociationsTest < ActiveRecord::TestCase end def test_has_one - assert_equal companies(:first_firm).account, Account.find(1) - assert_equal Account.find(1).credit_limit, companies(:first_firm).account.credit_limit + firm = companies(:first_firm) + first_account = Account.find(1) + assert_sql(/LIMIT|ROWNUM <=|FETCH FIRST/) do + assert_equal first_account, firm.account + assert_equal first_account.credit_limit, firm.account.credit_limit + end end def test_has_one_does_not_use_order_by ActiveRecord::SQLCounter.clear_log companies(:first_firm).account ensure - log_all = ActiveRecord::SQLCounter.log_all - assert log_all.all? { |sql| /order by/i !~ sql }, "ORDER BY was used in the query: #{log_all}" + sql_log = ActiveRecord::SQLCounter.log + assert sql_log.all? { |sql| /order by/i !~ sql }, "ORDER BY was used in the query: #{sql_log}" end def test_has_one_cache_nils @@ -110,6 +117,21 @@ class HasOneAssociationsTest < ActiveRecord::TestCase assert_nil Account.find(old_account_id).firm_id end + def test_nullify_on_polymorphic_association + department = Department.create! + designer = DrinkDesignerWithPolymorphicDependentNullifyChef.create! + chef = department.chefs.create!(employable: designer) + + assert_equal chef.employable_id, designer.id + assert_equal chef.employable_type, designer.class.name + + designer.destroy! + chef.reload + + assert_nil chef.employable_id + assert_nil chef.employable_type + end + def test_nullification_on_destroyed_association developer = Developer.create!(name: "Someone") ship = Ship.create!(name: "Planet Caravan", developer: developer) 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 0309663943..69b4872519 100644 --- a/activerecord/test/cases/associations/has_one_through_associations_test.rb +++ b/activerecord/test/cases/associations/has_one_through_associations_test.rb @@ -35,6 +35,13 @@ class HasOneThroughAssociationsTest < ActiveRecord::TestCase assert_equal clubs(:boring_club), @member.club end + def test_has_one_through_executes_limited_query + boring_club = clubs(:boring_club) + assert_sql(/LIMIT|ROWNUM <=|FETCH FIRST/) do + assert_equal boring_club, @member.general_club + end + end + def test_creating_association_creates_through_record new_member = Member.create(name: "Chris") new_member.club = Club.create(name: "LRUG") diff --git a/activerecord/test/cases/associations/inverse_associations_test.rb b/activerecord/test/cases/associations/inverse_associations_test.rb index eb4dc73423..da3a42e2b5 100644 --- a/activerecord/test/cases/associations/inverse_associations_test.rb +++ b/activerecord/test/cases/associations/inverse_associations_test.rb @@ -20,8 +20,6 @@ require "models/company" require "models/project" require "models/author" require "models/post" -require "models/department" -require "models/hotel" class AutomaticInverseFindingTests < ActiveRecord::TestCase fixtures :ratings, :comments, :cars @@ -726,16 +724,6 @@ class InversePolymorphicBelongsToTests < ActiveRecord::TestCase # fails because Interest does have the correct inverse_of assert_raise(ActiveRecord::InverseOfAssociationNotFoundError) { Face.first.polymorphic_man = Interest.first } end - - def test_favors_has_one_associations_for_inverse_of - inverse_name = Post.reflect_on_association(:author).inverse_of.name - assert_equal :post, inverse_name - end - - def test_finds_inverse_of_for_plural_associations - inverse_name = Department.reflect_on_association(:hotel).inverse_of.name - assert_equal :departments, inverse_name - end end # NOTE - these tests might not be meaningful, ripped as they were from the parental_control plugin diff --git a/activerecord/test/cases/associations/nested_through_associations_test.rb b/activerecord/test/cases/associations/nested_through_associations_test.rb index 5821744530..35da74102d 100644 --- a/activerecord/test/cases/associations/nested_through_associations_test.rb +++ b/activerecord/test/cases/associations/nested_through_associations_test.rb @@ -548,6 +548,15 @@ class NestedThroughAssociationsTest < ActiveRecord::TestCase end end + def test_through_association_preload_doesnt_reset_source_association_if_already_preloaded + blue = tags(:blue) + authors = Author.preload(posts: :first_blue_tags_2, misc_post_first_blue_tags_2: {}).to_a.sort_by(&:id) + + assert_no_queries do + assert_equal [blue], authors[2].posts.first.first_blue_tags_2 + end + end + def test_nested_has_many_through_with_conditions_on_source_associations_preload_via_joins # Pointless condition to force single-query loading assert_includes_and_joins_equal( @@ -610,6 +619,12 @@ class NestedThroughAssociationsTest < ActiveRecord::TestCase assert_equal hotel, Hotel.joins(:cake_designers, :drink_designers).take end + def test_has_many_through_reset_source_reflection_after_loading_is_complete + preloaded = Category.preload(:ordered_post_comments).find(1, 2).last + original = Category.find(2) + assert_equal original.ordered_post_comments.ids, preloaded.ordered_post_comments.ids + end + private def assert_includes_and_joins_equal(query, expected, association) diff --git a/activerecord/test/cases/associations/required_test.rb b/activerecord/test/cases/associations/required_test.rb index 65a3bb5efe..c7a78e6bc4 100644 --- a/activerecord/test/cases/associations/required_test.rb +++ b/activerecord/test/cases/associations/required_test.rb @@ -25,20 +25,18 @@ class RequiredAssociationsTest < ActiveRecord::TestCase end test "belongs_to associations can be optional by default" do - begin - original_value = ActiveRecord::Base.belongs_to_required_by_default - ActiveRecord::Base.belongs_to_required_by_default = false + original_value = ActiveRecord::Base.belongs_to_required_by_default + ActiveRecord::Base.belongs_to_required_by_default = false - model = subclass_of(Child) do - belongs_to :parent, inverse_of: false, - class_name: "RequiredAssociationsTest::Parent" - end - - assert model.new.save - assert model.new(parent: Parent.new).save - ensure - ActiveRecord::Base.belongs_to_required_by_default = original_value + model = subclass_of(Child) do + belongs_to :parent, inverse_of: false, + class_name: "RequiredAssociationsTest::Parent" end + + assert model.new.save + assert model.new(parent: Parent.new).save + ensure + ActiveRecord::Base.belongs_to_required_by_default = original_value end test "required belongs_to associations have presence validated" do @@ -56,24 +54,22 @@ class RequiredAssociationsTest < ActiveRecord::TestCase end test "belongs_to associations can be required by default" do - begin - original_value = ActiveRecord::Base.belongs_to_required_by_default - ActiveRecord::Base.belongs_to_required_by_default = true + original_value = ActiveRecord::Base.belongs_to_required_by_default + ActiveRecord::Base.belongs_to_required_by_default = true - model = subclass_of(Child) do - belongs_to :parent, inverse_of: false, - class_name: "RequiredAssociationsTest::Parent" - end + model = subclass_of(Child) do + belongs_to :parent, inverse_of: false, + class_name: "RequiredAssociationsTest::Parent" + end - record = model.new - assert_not record.save - assert_equal ["Parent must exist"], record.errors.full_messages + record = model.new + assert_not record.save + assert_equal ["Parent must exist"], record.errors.full_messages - record.parent = Parent.new - assert record.save - ensure - ActiveRecord::Base.belongs_to_required_by_default = original_value - end + record.parent = Parent.new + assert record.save + ensure + ActiveRecord::Base.belongs_to_required_by_default = original_value end test "has_one associations are not required by default" do diff --git a/activerecord/test/cases/associations_test.rb b/activerecord/test/cases/associations_test.rb index 081da95df7..84130ec208 100644 --- a/activerecord/test/cases/associations_test.rb +++ b/activerecord/test/cases/associations_test.rb @@ -21,6 +21,11 @@ require "models/molecule" require "models/electron" require "models/man" require "models/interest" +require "models/pirate" +require "models/parrot" +require "models/bird" +require "models/treasure" +require "models/price_estimate" class AssociationsTest < ActiveRecord::TestCase fixtures :accounts, :companies, :developers, :projects, :developers_projects, @@ -368,3 +373,97 @@ class GeneratedMethodsTest < ActiveRecord::TestCase assert_equal :none, MyArticle.new.comments end end + +class WithAnnotationsTest < ActiveRecord::TestCase + fixtures :pirates, :parrots + + def test_belongs_to_with_annotation_includes_a_query_comment + pirate = SpacePirate.where.not(parrot_id: nil).first + assert pirate, "should have a Pirate record" + + log = capture_sql do + pirate.parrot + end + assert_not_predicate log, :empty? + assert_predicate log.select { |query| query.match?(%r{/\*}) }, :empty? + + assert_sql(%r{/\* that tells jokes \*/}) do + pirate.parrot_with_annotation + end + end + + def test_has_and_belongs_to_many_with_annotation_includes_a_query_comment + pirate = SpacePirate.first + assert pirate, "should have a Pirate record" + + log = capture_sql do + pirate.parrots.first + end + assert_not_predicate log, :empty? + assert_predicate log.select { |query| query.match?(%r{/\*}) }, :empty? + + assert_sql(%r{/\* that are very colorful \*/}) do + pirate.parrots_with_annotation.first + end + end + + def test_has_one_with_annotation_includes_a_query_comment + pirate = SpacePirate.first + assert pirate, "should have a Pirate record" + + log = capture_sql do + pirate.ship + end + assert_not_predicate log, :empty? + assert_predicate log.select { |query| query.match?(%r{/\*}) }, :empty? + + assert_sql(%r{/\* that is a rocket \*/}) do + pirate.ship_with_annotation + end + end + + def test_has_many_with_annotation_includes_a_query_comment + pirate = SpacePirate.first + assert pirate, "should have a Pirate record" + + log = capture_sql do + pirate.birds.first + end + assert_not_predicate log, :empty? + assert_predicate log.select { |query| query.match?(%r{/\*}) }, :empty? + + assert_sql(%r{/\* that are also parrots \*/}) do + pirate.birds_with_annotation.first + end + end + + def test_has_many_through_with_annotation_includes_a_query_comment + pirate = SpacePirate.first + assert pirate, "should have a Pirate record" + + log = capture_sql do + pirate.treasure_estimates.first + end + assert_not_predicate log, :empty? + assert_predicate log.select { |query| query.match?(%r{/\*}) }, :empty? + + assert_sql(%r{/\* yarrr \*/}) do + pirate.treasure_estimates_with_annotation.first + end + end + + def test_has_many_through_with_annotation_includes_a_query_comment_when_eager_loading + pirate = SpacePirate.first + assert pirate, "should have a Pirate record" + + log = capture_sql do + pirate.treasure_estimates.first + end + assert_not_predicate log, :empty? + assert_predicate log.select { |query| query.match?(%r{/\*}) }, :empty? + + assert_sql(%r{/\* yarrr \*/}) do + SpacePirate.includes(:treasure_estimates_with_annotation, :treasures).first + end + end +end diff --git a/activerecord/test/cases/attribute_methods_test.rb b/activerecord/test/cases/attribute_methods_test.rb index 0dbdd56ae6..9fd62dcf72 100644 --- a/activerecord/test/cases/attribute_methods_test.rb +++ b/activerecord/test/cases/attribute_methods_test.rb @@ -323,6 +323,12 @@ class AttributeMethodsTest < ActiveRecord::TestCase assert_raises(ActiveModel::UnknownAttributeError) { topic.update(no_column_exists: "Hello!") } end + test "write_attribute allows writing to aliased attributes" do + topic = Topic.first + assert_nothing_raised { topic.update_columns(heading: "Hello!") } + assert_nothing_raised { topic.update(heading: "Hello!") } + end + test "read_attribute" do topic = Topic.new topic.title = "Don't change the topic" @@ -427,6 +433,10 @@ class AttributeMethodsTest < ActiveRecord::TestCase end assert_equal true, Topic.new(author_name: "Name").author_name? + + ActiveModel::Type::Boolean::FALSE_VALUES.each do |value| + assert_predicate Topic.new(author_name: value), :author_name? + end end test "number attribute predicate" do @@ -448,8 +458,71 @@ class AttributeMethodsTest < ActiveRecord::TestCase end end + test "user-defined text attribute predicate" do + klass = Class.new(ActiveRecord::Base) do + self.table_name = Topic.table_name + + attribute :user_defined_text, :text + end + + topic = klass.new(user_defined_text: "text") + assert_predicate topic, :user_defined_text? + + ActiveModel::Type::Boolean::FALSE_VALUES.each do |value| + topic = klass.new(user_defined_text: value) + assert_predicate topic, :user_defined_text? + end + end + + test "user-defined date attribute predicate" do + klass = Class.new(ActiveRecord::Base) do + self.table_name = Topic.table_name + + attribute :user_defined_date, :date + end + + topic = klass.new(user_defined_date: Date.current) + assert_predicate topic, :user_defined_date? + end + + test "user-defined datetime attribute predicate" do + klass = Class.new(ActiveRecord::Base) do + self.table_name = Topic.table_name + + attribute :user_defined_datetime, :datetime + end + + topic = klass.new(user_defined_datetime: Time.current) + assert_predicate topic, :user_defined_datetime? + end + + test "user-defined time attribute predicate" do + klass = Class.new(ActiveRecord::Base) do + self.table_name = Topic.table_name + + attribute :user_defined_time, :time + end + + topic = klass.new(user_defined_time: Time.current) + assert_predicate topic, :user_defined_time? + end + + test "user-defined json attribute predicate" do + klass = Class.new(ActiveRecord::Base) do + self.table_name = Topic.table_name + + attribute :user_defined_json, :json + end + + topic = klass.new(user_defined_json: { key: "value" }) + assert_predicate topic, :user_defined_json? + + topic = klass.new(user_defined_json: {}) + assert_not_predicate topic, :user_defined_json? + end + test "custom field attribute predicate" do - object = Company.find_by_sql(<<-SQL).first + object = Company.find_by_sql(<<~SQL).first SELECT c1.*, c2.type as string_value, c2.rating as int_value FROM companies c1, companies c2 WHERE c1.firm_id = c2.id @@ -705,6 +778,10 @@ class AttributeMethodsTest < ActiveRecord::TestCase record.written_on = "Jan 01 00:00:00 2014" assert_equal record, YAML.load(YAML.dump(record)) end + ensure + # NOTE: Reset column info because global topics + # don't have tz-aware attributes by default. + Topic.reset_column_information end test "setting a time zone-aware time in the current time zone" do @@ -1006,7 +1083,7 @@ class AttributeMethodsTest < ActiveRecord::TestCase test "generated attribute methods ancestors have correct class" do mod = Topic.send(:generated_attribute_methods) - assert_match %r(GeneratedAttributeMethods), mod.inspect + assert_match %r(Topic::GeneratedAttributeMethods), mod.inspect end private diff --git a/activerecord/test/cases/attributes_test.rb b/activerecord/test/cases/attributes_test.rb index 2632aec7ab..a6fb9f0af7 100644 --- a/activerecord/test/cases/attributes_test.rb +++ b/activerecord/test/cases/attributes_test.rb @@ -56,6 +56,17 @@ module ActiveRecord assert_equal 255, UnoverloadedType.type_for_attribute("overloaded_string_with_limit").limit end + test "extra options are forwarded to the type caster constructor" do + klass = Class.new(OverloadedType) do + attribute :starts_at, :datetime, precision: 3, limit: 2, scale: 1 + end + + starts_at_type = klass.type_for_attribute(:starts_at) + assert_equal 3, starts_at_type.precision + assert_equal 2, starts_at_type.limit + assert_equal 1, starts_at_type.scale + end + test "nonexistent attribute" do data = OverloadedType.new(non_existent_decimal: 1) diff --git a/activerecord/test/cases/autosave_association_test.rb b/activerecord/test/cases/autosave_association_test.rb index 88df0eed55..1a0732c14b 100644 --- a/activerecord/test/cases/autosave_association_test.rb +++ b/activerecord/test/cases/autosave_association_test.rb @@ -1,6 +1,7 @@ # frozen_string_literal: true require "cases/helper" +require "models/author" require "models/bird" require "models/post" require "models/comment" @@ -1319,21 +1320,45 @@ end class TestAutosaveAssociationOnAHasOneThroughAssociation < ActiveRecord::TestCase self.use_transactional_tests = false unless supports_savepoints? - def setup - super + def create_member_with_organization organization = Organization.create - @member = Member.create - MemberDetail.create(organization: organization, member: @member) + member = Member.create + MemberDetail.create(organization: organization, member: member) + + member end def test_should_not_has_one_through_model - class << @member.organization + member = create_member_with_organization + + class << member.organization + def save(*args) + super + raise "Oh noes!" + end + end + assert_nothing_raised { member.save } + end + + def create_author_with_post_with_comment + Author.create! name: "David" # make comment_id not match author_id + author = Author.create! name: "Sergiy" + post = Post.create! author: author, title: "foo", body: "bar" + Comment.create! post: post, body: "cool comment" + + author + end + + def test_should_not_reversed_has_one_through_model + author = create_author_with_post_with_comment + + class << author.comment_on_first_post def save(*args) super raise "Oh noes!" end end - assert_nothing_raised { @member.save } + assert_nothing_raised { author.save } end end @@ -1806,7 +1831,7 @@ class TestAutosaveAssociationOnAHasManyAssociationWithInverse < ActiveRecord::Te end class TestAutosaveAssociationOnAHasManyAssociationDefinedInSubclassWithAcceptsNestedAttributes < ActiveRecord::TestCase - def test_should_update_children_when_asssociation_redefined_in_subclass + def test_should_update_children_when_association_redefined_in_subclass agency = Agency.create!(name: "Agency") valid_project = Project.create!(firm: agency, name: "Initial") agency.update!( diff --git a/activerecord/test/cases/base_test.rb b/activerecord/test/cases/base_test.rb index 09e5517449..866818b2ab 100644 --- a/activerecord/test/cases/base_test.rb +++ b/activerecord/test/cases/base_test.rb @@ -438,12 +438,6 @@ class BasicsTest < ActiveRecord::TestCase Post.reset_table_name end - 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 - end - def test_null_fields assert_nil Topic.find(1).parent_id assert_nil Topic.create("title" => "Hey you").parent_id @@ -691,6 +685,9 @@ class BasicsTest < ActiveRecord::TestCase topic = Topic.find(1) topic.attributes = attributes assert_equal Time.local(2000, 1, 1, 5, 42, 0), topic.bonus_time + + topic.save! + assert_equal topic, Topic.find_by(attributes) end end @@ -1058,23 +1055,23 @@ class BasicsTest < ActiveRecord::TestCase end def test_find_ordered_last - last = Developer.all.merge!(order: "developers.salary ASC").last - assert_equal last, Developer.all.merge!(order: "developers.salary ASC").to_a.last + last = Developer.order("developers.salary ASC").last + assert_equal last, Developer.order("developers.salary": "ASC").to_a.last end def test_find_reverse_ordered_last - last = Developer.all.merge!(order: "developers.salary DESC").last - assert_equal last, Developer.all.merge!(order: "developers.salary DESC").to_a.last + last = Developer.order("developers.salary DESC").last + assert_equal last, Developer.order("developers.salary": "DESC").to_a.last end def test_find_multiple_ordered_last - last = Developer.all.merge!(order: "developers.name, developers.salary DESC").last - assert_equal last, Developer.all.merge!(order: "developers.name, developers.salary DESC").to_a.last + last = Developer.order("developers.name, developers.salary DESC").last + assert_equal last, Developer.order(:"developers.name", "developers.salary": "DESC").to_a.last end def test_find_keeps_multiple_order_values - combined = Developer.all.merge!(order: "developers.name, developers.salary").to_a - assert_equal combined, Developer.all.merge!(order: ["developers.name", "developers.salary"]).to_a + combined = Developer.order("developers.name, developers.salary").to_a + assert_equal combined, Developer.order(:"developers.name", :"developers.salary").to_a end def test_find_keeps_multiple_group_values @@ -1226,14 +1223,15 @@ class BasicsTest < ActiveRecord::TestCase end def test_attribute_names - assert_equal ["id", "type", "firm_id", "firm_name", "name", "client_of", "rating", "account_id", "description"], - Company.attribute_names + expected = ["id", "type", "firm_id", "firm_name", "name", "client_of", "rating", "account_id", "description", "metadata"] + assert_equal expected, Company.attribute_names end def test_has_attribute assert Company.has_attribute?("id") assert Company.has_attribute?("type") assert Company.has_attribute?("name") + assert Company.has_attribute?("metadata") assert_not Company.has_attribute?("lastname") assert_not Company.has_attribute?("age") end @@ -1447,6 +1445,14 @@ class BasicsTest < ActiveRecord::TestCase assert_not_respond_to developer, :first_name= end + test "when ignored attribute is loaded, cast type should be preferred over DB type" do + developer = AttributedDeveloper.create + developer.update_column :name, "name" + + loaded_developer = AttributedDeveloper.where(id: developer.id).select("*").first + assert_equal "Developer: name", loaded_developer.name + end + test "ignored columns not included in SELECT" do query = Developer.all.to_sql.downcase @@ -1480,4 +1486,64 @@ class BasicsTest < ActiveRecord::TestCase ensure ActiveRecord::Base.protected_environments = previous_protected_environments end + + test "creating a record raises if preventing writes" do + error = assert_raises ActiveRecord::ReadOnlyError do + ActiveRecord::Base.connection.while_preventing_writes do + Bird.create! name: "Bluejay" + end + end + + assert_match %r/\AWrite query attempted while in readonly mode: INSERT /, error.message + end + + test "updating a record raises if preventing writes" do + bird = Bird.create! name: "Bluejay" + + error = assert_raises ActiveRecord::ReadOnlyError do + ActiveRecord::Base.connection.while_preventing_writes do + bird.update! name: "Robin" + end + end + + assert_match %r/\AWrite query attempted while in readonly mode: UPDATE /, error.message + end + + test "deleting a record raises if preventing writes" do + bird = Bird.create! name: "Bluejay" + + error = assert_raises ActiveRecord::ReadOnlyError do + ActiveRecord::Base.connection.while_preventing_writes do + bird.destroy! + end + end + + assert_match %r/\AWrite query attempted while in readonly mode: DELETE /, error.message + end + + test "selecting a record does not raise if preventing writes" do + bird = Bird.create! name: "Bluejay" + + ActiveRecord::Base.connection.while_preventing_writes do + assert_equal bird, Bird.where(name: "Bluejay").first + end + end + + test "an explain query does not raise if preventing writes" do + Bird.create!(name: "Bluejay") + + ActiveRecord::Base.connection.while_preventing_writes do + assert_queries(2) { Bird.where(name: "Bluejay").explain } + end + end + + test "an empty transaction does not raise if preventing writes" do + ActiveRecord::Base.connection.while_preventing_writes do + assert_queries(2, ignore_none: true) do + Bird.transaction do + ActiveRecord::Base.connection.materialize_transactions + end + end + end + end end diff --git a/activerecord/test/cases/batches_test.rb b/activerecord/test/cases/batches_test.rb index d21218a997..cf6e280898 100644 --- a/activerecord/test/cases/batches_test.rb +++ b/activerecord/test/cases/batches_test.rb @@ -430,7 +430,7 @@ class EachTest < ActiveRecord::TestCase assert_kind_of ActiveRecord::Relation, relation assert_kind_of Post, relation.first - relation = [not_a_post] * relation.count + [not_a_post] * relation.count end end end diff --git a/activerecord/test/cases/bind_parameter_test.rb b/activerecord/test/cases/bind_parameter_test.rb index bd5f157ca1..85685d1d00 100644 --- a/activerecord/test/cases/bind_parameter_test.rb +++ b/activerecord/test/cases/bind_parameter_test.rb @@ -2,6 +2,7 @@ require "cases/helper" require "models/topic" +require "models/reply" require "models/author" require "models/post" @@ -34,6 +35,77 @@ if ActiveRecord::Base.connection.prepared_statements ActiveSupport::Notifications.unsubscribe(@subscription) end + def test_statement_cache + @connection.clear_cache! + + topics = Topic.where(id: 1) + assert_equal [1], topics.map(&:id) + assert_includes statement_cache, to_sql_key(topics.arel) + + @connection.clear_cache! + + assert_not_includes statement_cache, to_sql_key(topics.arel) + end + + def test_statement_cache_with_query_cache + @connection.enable_query_cache! + @connection.clear_cache! + + topics = Topic.where(id: 1) + assert_equal [1], topics.map(&:id) + assert_includes statement_cache, to_sql_key(topics.arel) + ensure + @connection.disable_query_cache! + end + + def test_statement_cache_with_find + @connection.clear_cache! + + assert_equal 1, Topic.find(1).id + assert_raises(RecordNotFound) { SillyReply.find(2) } + + topic_sql = cached_statement(Topic, Topic.primary_key) + assert_includes statement_cache, to_sql_key(topic_sql) + + e = assert_raise { cached_statement(SillyReply, SillyReply.primary_key) } + assert_equal "SillyReply has no cached statement by \"id\"", e.message + + replies = SillyReply.where(id: 2).limit(1) + assert_includes statement_cache, to_sql_key(replies.arel) + end + + def test_statement_cache_with_find_by + @connection.clear_cache! + + assert_equal 1, Topic.find_by!(id: 1).id + assert_raises(RecordNotFound) { SillyReply.find_by!(id: 2) } + + topic_sql = cached_statement(Topic, [:id]) + assert_includes statement_cache, to_sql_key(topic_sql) + + e = assert_raise { cached_statement(SillyReply, [:id]) } + assert_equal "SillyReply has no cached statement by [:id]", e.message + + replies = SillyReply.where(id: 2).limit(1) + assert_includes statement_cache, to_sql_key(replies.arel) + end + + def test_statement_cache_with_in_clause + @connection.clear_cache! + + topics = Topic.where(id: [1, 3]) + assert_equal [1, 3], topics.map(&:id) + assert_not_includes statement_cache, to_sql_key(topics.arel) + end + + def test_statement_cache_with_sql_string_literal + @connection.clear_cache! + + topics = Topic.where("topics.id = ?", 1) + assert_equal [1], topics.map(&:id) + assert_not_includes statement_cache, to_sql_key(topics.arel) + end + def test_too_many_binds bind_params_length = @connection.send(:bind_params_length) @@ -44,6 +116,19 @@ if ActiveRecord::Base.connection.prepared_statements assert_equal 0, topics.count end + def test_too_many_binds_with_query_cache + @connection.enable_query_cache! + + bind_params_length = @connection.send(:bind_params_length) + topics = Topic.where(id: (1 .. bind_params_length + 1).to_a) + assert_equal Topic.count, topics.count + + topics = Topic.where.not(id: (1 .. bind_params_length + 1).to_a) + assert_equal 0, topics.count + ensure + @connection.disable_query_cache! + end + def test_bind_from_join_in_subquery subquery = Author.joins(:thinking_posts).where(name: "David") scope = Author.from(subquery, "authors").where(id: 1) @@ -77,17 +162,29 @@ if ActiveRecord::Base.connection.prepared_statements assert_logs_binds(binds) end - def test_deprecate_supports_statement_cache - assert_deprecated { ActiveRecord::Base.connection.supports_statement_cache? } - end - private + def to_sql_key(arel) + sql = @connection.to_sql(arel) + @connection.respond_to?(:sql_key, true) ? @connection.send(:sql_key, sql) : sql + end + + def cached_statement(klass, key) + cache = klass.send(:cached_find_by_statement, key) do + raise "#{klass} has no cached statement by #{key.inspect}" + end + cache.send(:query_builder).instance_variable_get(:@sql) + end + + def statement_cache + @connection.instance_variable_get(:@statements).send(:cache) + end + def assert_logs_binds(binds) payload = { name: "SQL", sql: "select * from topics where id = ?", binds: binds, - type_casted_binds: @connection.type_casted_binds(binds) + type_casted_binds: @connection.send(:type_casted_binds, binds) } event = ActiveSupport::Notifications::Event.new( diff --git a/activerecord/test/cases/cache_key_test.rb b/activerecord/test/cases/cache_key_test.rb index 3a569f226e..c27eb8a65d 100644 --- a/activerecord/test/cases/cache_key_test.rb +++ b/activerecord/test/cases/cache_key_test.rb @@ -44,10 +44,88 @@ module ActiveRecord test "cache_key_with_version always has both key and version" do r1 = CacheMeWithVersion.create - assert_equal "active_record/cache_key_test/cache_me_with_versions/#{r1.id}-#{r1.updated_at.to_s(:usec)}", r1.cache_key_with_version + assert_equal "active_record/cache_key_test/cache_me_with_versions/#{r1.id}-#{r1.updated_at.utc.to_s(:usec)}", r1.cache_key_with_version r2 = CacheMe.create - assert_equal "active_record/cache_key_test/cache_mes/#{r2.id}-#{r2.updated_at.to_s(:usec)}", r2.cache_key_with_version + assert_equal "active_record/cache_key_test/cache_mes/#{r2.id}-#{r2.updated_at.utc.to_s(:usec)}", r2.cache_key_with_version + end + + test "cache_version is the same when it comes from the DB or from the user" do + skip("Mysql2 and PostgreSQL don't return a string value for updated_at") if current_adapter?(:Mysql2Adapter, :PostgreSQLAdapter) + + record = CacheMeWithVersion.create + record_from_db = CacheMeWithVersion.find(record.id) + assert_not_called(record_from_db, :updated_at) do + record_from_db.cache_version + end + + assert_equal record.cache_version, record_from_db.cache_version + end + + test "cache_version does not truncate zeros when timestamp ends in zeros" do + skip("Mysql2 and PostgreSQL don't return a string value for updated_at") if current_adapter?(:Mysql2Adapter, :PostgreSQLAdapter) + + travel_to Time.now.beginning_of_day do + record = CacheMeWithVersion.create + record_from_db = CacheMeWithVersion.find(record.id) + assert_not_called(record_from_db, :updated_at) do + record_from_db.cache_version + end + + assert_equal record.cache_version, record_from_db.cache_version + end + end + + test "cache_version calls updated_at when the value is generated at create time" do + record = CacheMeWithVersion.create + assert_called(record, :updated_at) do + record.cache_version + end + end + + test "cache_version does NOT call updated_at when value is from the database" do + skip("Mysql2 and PostgreSQL don't return a string value for updated_at") if current_adapter?(:Mysql2Adapter, :PostgreSQLAdapter) + + record = CacheMeWithVersion.create + record_from_db = CacheMeWithVersion.find(record.id) + assert_not_called(record_from_db, :updated_at) do + record_from_db.cache_version + end + end + + test "cache_version does call updated_at when it is assigned via a Time object" do + record = CacheMeWithVersion.create + record_from_db = CacheMeWithVersion.find(record.id) + assert_called(record_from_db, :updated_at) do + record_from_db.updated_at = Time.now + record_from_db.cache_version + end + end + + test "cache_version does call updated_at when it is assigned via a string" do + record = CacheMeWithVersion.create + record_from_db = CacheMeWithVersion.find(record.id) + assert_called(record_from_db, :updated_at) do + record_from_db.updated_at = Time.now.to_s + record_from_db.cache_version + end + end + + test "cache_version does call updated_at when it is assigned via a hash" do + record = CacheMeWithVersion.create + record_from_db = CacheMeWithVersion.find(record.id) + assert_called(record_from_db, :updated_at) do + record_from_db.updated_at = { 1 => 2016, 2 => 11, 3 => 12, 4 => 1, 5 => 2, 6 => 3, 7 => 22 } + record_from_db.cache_version + end + end + + test "updated_at on class but not on instance raises an error" do + record = CacheMeWithVersion.create + record_from_db = CacheMeWithVersion.where(id: record.id).select(:id).first + assert_raises(ActiveModel::MissingAttributeError) do + record_from_db.cache_version + end end end end diff --git a/activerecord/test/cases/calculations_test.rb b/activerecord/test/cases/calculations_test.rb index 5c9ed42173..f1e35d6ab9 100644 --- a/activerecord/test/cases/calculations_test.rb +++ b/activerecord/test/cases/calculations_test.rb @@ -19,6 +19,7 @@ require "models/developer" require "models/post" require "models/comment" require "models/rating" +require "support/stubs/strong_parameters" class CalculationsTest < ActiveRecord::TestCase fixtures :companies, :accounts, :topics, :speedometers, :minivans, :books, :posts, :comments @@ -218,8 +219,8 @@ class CalculationsTest < ActiveRecord::TestCase Account.select("credit_limit, firm_name").count } - assert_match %r{accounts}i, e.message - assert_match "credit_limit, firm_name", e.message + assert_match %r{accounts}i, e.sql + assert_match "credit_limit, firm_name", e.sql end def test_apply_distinct_in_count @@ -278,6 +279,18 @@ class CalculationsTest < ActiveRecord::TestCase assert_equal 3, Account.joins(:firm).distinct.order(:firm_id).limit(3).offset(2).count end + def test_distinct_joins_count_with_group_by + expected = { nil => 4, 1 => 1, 2 => 1, 4 => 1, 5 => 1, 7 => 1 } + assert_equal expected, Post.left_joins(:comments).group(:post_id).distinct.count(:author_id) + assert_equal expected, Post.left_joins(:comments).group(:post_id).distinct.select(:author_id).count + assert_equal expected, Post.left_joins(:comments).group(:post_id).count("DISTINCT posts.author_id") + assert_equal expected, Post.left_joins(:comments).group(:post_id).select("DISTINCT posts.author_id").count + + expected = { nil => 6, 1 => 1, 2 => 1, 4 => 1, 5 => 1, 7 => 1 } + assert_equal expected, Post.left_joins(:comments).group(:post_id).distinct.count(:all) + assert_equal expected, Post.left_joins(:comments).group(:post_id).distinct.select(:author_id).count(:all) + end + def test_distinct_count_with_group_by_and_order_and_limit assert_equal({ 6 => 2 }, Account.group(:firm_id).distinct.order("1 DESC").limit(1).count) end @@ -428,6 +441,8 @@ class CalculationsTest < ActiveRecord::TestCase def test_should_count_selected_field_with_include assert_equal 6, Account.includes(:firm).distinct.count assert_equal 4, Account.includes(:firm).distinct.select(:credit_limit).count + assert_equal 4, Account.includes(:firm).distinct.count("DISTINCT credit_limit") + assert_equal 4, Account.includes(:firm).distinct.count("DISTINCT(credit_limit)") end def test_should_not_perform_joined_include_by_default @@ -458,6 +473,24 @@ class CalculationsTest < ActiveRecord::TestCase assert_equal 6, Account.select("DISTINCT accounts.id").includes(:firm).count end + def test_should_count_manual_select_with_count_all + assert_equal 5, Account.select("DISTINCT accounts.firm_id").count(:all) + end + + def test_should_count_with_manual_distinct_select_and_distinct + assert_equal 4, Account.select("DISTINCT accounts.firm_id").distinct(true).count + end + + def test_should_count_manual_select_with_group_with_count_all + expected = { nil => 1, 1 => 1, 2 => 1, 6 => 2, 9 => 1 } + actual = Account.select("DISTINCT accounts.firm_id").group("accounts.firm_id").count(:all) + assert_equal expected, actual + end + + def test_should_count_manual_with_count_all + assert_equal 6, Account.count(:all) + 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 @@ -509,8 +542,10 @@ class CalculationsTest < ActiveRecord::TestCase 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) + expected = { 1 => 2, 2 => 1, 4 => 5, 5 => 2, 7 => 1 } + assert_equal expected, Post.joins(:comments).group(:post_id).count + assert_equal expected, Post.joins(:comments).group("comments.post_id").count + assert_equal expected, Post.joins(:comments).group(:post_id).select("DISTINCT posts.author_id").count(:all) end def test_count_with_no_parameters_isnt_deprecated @@ -688,8 +723,9 @@ class CalculationsTest < ActiveRecord::TestCase end def test_pluck_not_auto_table_name_prefix_if_column_joined - Company.create!(name: "test", contracts: [Contract.new(developer_id: 7)]) - assert_equal [7], Company.joins(:contracts).pluck(:developer_id) + company = Company.create!(name: "test", contracts: [Contract.new(developer_id: 7)]) + metadata = company.contracts.first.metadata + assert_equal [metadata], Company.joins(:contracts).pluck(:metadata) end def test_pluck_with_selection_clause @@ -717,6 +753,10 @@ class CalculationsTest < ActiveRecord::TestCase assert_equal [], Topic.includes(:replies).order(:id).offset(5).pluck(:id) end + def test_pluck_with_join + assert_equal [[2, 2], [4, 4]], Reply.includes(:topic).pluck(:id, :"topics.id") + end + def test_group_by_with_limit expected = { "Post" => 8, "SpecialPost" => 1 } actual = Post.includes(:comments).group(:type).order(:type).limit(2).count("comments.id") @@ -832,13 +872,13 @@ class CalculationsTest < ActiveRecord::TestCase def test_pick_one assert_equal "The First Topic", Topic.order(:id).pick(:heading) assert_nil Topic.none.pick(:heading) - assert_nil Topic.where("1=0").pick(:heading) + assert_nil Topic.where(id: 9999999999999999999).pick(:heading) end def test_pick_two assert_equal ["David", "david@loudthinking.com"], Topic.order(:id).pick(:author_name, :author_email_address) assert_nil Topic.none.pick(:author_name, :author_email_address) - assert_nil Topic.where("1=0").pick(:author_name, :author_email_address) + assert_nil Topic.where(id: 9999999999999999999).pick(:author_name, :author_email_address) end def test_pick_delegate_to_all @@ -876,26 +916,7 @@ class CalculationsTest < ActiveRecord::TestCase 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") + params = ProtectedParams.new(credit_limit: "50") assert_raises(ActiveModel::ForbiddenAttributesError) do Account.group(:id).having(params) @@ -911,15 +932,15 @@ class CalculationsTest < ActiveRecord::TestCase assert_equal({ "proposed" => 2, "published" => 2 }, Book.group(:status).count) end - def test_deprecate_count_with_block_and_column_name - assert_deprecated do - assert_equal 6, Account.count(:firm_id) { true } + def test_count_with_block_and_column_name_raises_an_error + assert_raises(ArgumentError) do + Account.count(:firm_id) { true } end end - def test_deprecate_sum_with_block_and_column_name - assert_deprecated do - assert_equal 6, Account.sum(:firm_id) { 1 } + def test_sum_with_block_and_column_name_raises_an_error + assert_raises(ArgumentError) do + Account.sum(:firm_id) { 1 } end end diff --git a/activerecord/test/cases/callbacks_test.rb b/activerecord/test/cases/callbacks_test.rb index 0ea3fb86a6..4d6a112af5 100644 --- a/activerecord/test/cases/callbacks_test.rb +++ b/activerecord/test/cases/callbacks_test.rb @@ -21,7 +21,7 @@ class CallbackDeveloper < ActiveRecord::Base def callback_object(callback_method) klass = Class.new - klass.send(:define_method, callback_method) do |model| + klass.define_method(callback_method) do |model| model.history << [callback_method, :object] end klass.new diff --git a/activerecord/test/cases/connection_adapters/connection_handler_test.rb b/activerecord/test/cases/connection_adapters/connection_handler_test.rb index 51d0cc3d12..6282759a10 100644 --- a/activerecord/test/cases/connection_adapters/connection_handler_test.rb +++ b/activerecord/test/cases/connection_adapters/connection_handler_test.rb @@ -382,6 +382,11 @@ module ActiveRecord assert_not_nil ActiveRecord::Base.connection assert_same klass2.connection, ActiveRecord::Base.connection end + + def test_default_handlers_are_writing_and_reading + assert_equal :writing, ActiveRecord::Base.writing_role + assert_equal :reading, ActiveRecord::Base.reading_role + end end end end diff --git a/activerecord/test/cases/connection_adapters/connection_handlers_multi_db_test.rb b/activerecord/test/cases/connection_adapters/connection_handlers_multi_db_test.rb index a520fb1303..36591097b6 100644 --- a/activerecord/test/cases/connection_adapters/connection_handlers_multi_db_test.rb +++ b/activerecord/test/cases/connection_adapters/connection_handlers_multi_db_test.rb @@ -108,11 +108,17 @@ module ActiveRecord ActiveRecord::Base.connected_to(role: :reading) do @ro_handler = ActiveRecord::Base.connection_handler assert_equal ActiveRecord::Base.connection_handler, ActiveRecord::Base.connection_handlers[:reading] + assert_equal :reading, ActiveRecord::Base.current_role + assert ActiveRecord::Base.connected_to?(role: :reading) + assert_not ActiveRecord::Base.connected_to?(role: :writing) end ActiveRecord::Base.connected_to(role: :writing) do assert_equal ActiveRecord::Base.connection_handler, ActiveRecord::Base.connection_handlers[:writing] assert_not_equal @ro_handler, ActiveRecord::Base.connection_handler + assert_equal :writing, ActiveRecord::Base.current_role + assert ActiveRecord::Base.connected_to?(role: :writing) + assert_not ActiveRecord::Base.connected_to?(role: :reading) end ensure ActiveRecord::Base.configurations = @prev_configs @@ -120,13 +126,43 @@ module ActiveRecord ENV["RAILS_ENV"] = previous_env end + def test_establish_connection_using_3_levels_config_with_non_default_handlers + previous_env, ENV["RAILS_ENV"] = ENV["RAILS_ENV"], "default_env" + + config = { + "default_env" => { + "readonly" => { "adapter" => "sqlite3", "database" => "db/readonly.sqlite3" }, + "primary" => { "adapter" => "sqlite3", "database" => "db/primary.sqlite3" } + } + } + @prev_configs, ActiveRecord::Base.configurations = ActiveRecord::Base.configurations, config + + ActiveRecord::Base.connects_to(database: { default: :primary, readonly: :readonly }) + + assert_not_nil pool = ActiveRecord::Base.connection_handlers[:default].retrieve_connection_pool("primary") + assert_equal "db/primary.sqlite3", pool.spec.config[:database] + + assert_not_nil pool = ActiveRecord::Base.connection_handlers[:readonly].retrieve_connection_pool("primary") + assert_equal "db/readonly.sqlite3", pool.spec.config[:database] + ensure + ActiveRecord::Base.configurations = @prev_configs + ActiveRecord::Base.establish_connection(:arunit) + ENV["RAILS_ENV"] = previous_env + end + def test_switching_connections_with_database_url previous_env, ENV["RAILS_ENV"] = ENV["RAILS_ENV"], "default_env" previous_url, ENV["DATABASE_URL"] = ENV["DATABASE_URL"], "postgres://localhost/foo" ActiveRecord::Base.connected_to(database: { writing: "postgres://localhost/bar" }) do + assert_equal :writing, ActiveRecord::Base.current_role + assert ActiveRecord::Base.connected_to?(role: :writing) + handler = ActiveRecord::Base.connection_handler assert_equal handler, ActiveRecord::Base.connection_handlers[:writing] + + assert_not_nil pool = handler.retrieve_connection_pool("primary") + assert_equal({ adapter: "postgresql", database: "bar", host: "localhost" }, pool.spec.config) end ensure ActiveRecord::Base.establish_connection(:arunit) @@ -136,25 +172,60 @@ module ActiveRecord def test_switching_connections_with_database_config_hash previous_env, ENV["RAILS_ENV"] = ENV["RAILS_ENV"], "default_env" - config = { "adapter" => "sqlite3", "database" => "db/readonly.sqlite3" } + config = { adapter: "sqlite3", database: "db/readonly.sqlite3" } ActiveRecord::Base.connected_to(database: { writing: config }) do + assert_equal :writing, ActiveRecord::Base.current_role + assert ActiveRecord::Base.connected_to?(role: :writing) + handler = ActiveRecord::Base.connection_handler assert_equal handler, ActiveRecord::Base.connection_handlers[:writing] + + assert_not_nil pool = handler.retrieve_connection_pool("primary") + assert_equal(config, pool.spec.config) end ensure ActiveRecord::Base.establish_connection(:arunit) ENV["RAILS_ENV"] = previous_env end + def test_switching_connections_with_database_and_role_raises + error = assert_raises(ArgumentError) do + ActiveRecord::Base.connected_to(database: :readonly, role: :writing) { } + end + assert_equal "connected_to can only accept a `database` or a `role` argument, but not both arguments.", error.message + end + + def test_switching_connections_without_database_and_role_raises + error = assert_raises(ArgumentError) do + ActiveRecord::Base.connected_to { } + end + assert_equal "must provide a `database` or a `role`.", error.message + end + def test_switching_connections_with_database_symbol previous_env, ENV["RAILS_ENV"] = ENV["RAILS_ENV"], "default_env" - ActiveRecord::Base.connected_to(database: :arunit2) do + config = { + "default_env" => { + "readonly" => { adapter: "sqlite3", database: "db/readonly.sqlite3" }, + "primary" => { adapter: "sqlite3", database: "db/primary.sqlite3" } + } + } + @prev_configs, ActiveRecord::Base.configurations = ActiveRecord::Base.configurations, config + + ActiveRecord::Base.connected_to(database: :readonly) do + assert_equal :readonly, ActiveRecord::Base.current_role + assert ActiveRecord::Base.connected_to?(role: :readonly) + handler = ActiveRecord::Base.connection_handler - assert_equal handler, ActiveRecord::Base.connection_handlers[:arunit2] + assert_equal handler, ActiveRecord::Base.connection_handlers[:readonly] + + assert_not_nil pool = handler.retrieve_connection_pool("primary") + assert_equal(config["default_env"]["readonly"], pool.spec.config) end ensure + ActiveRecord::Base.configurations = @prev_configs ActiveRecord::Base.establish_connection(:arunit) ENV["RAILS_ENV"] = previous_env end @@ -169,6 +240,8 @@ module ActiveRecord assert_equal 1, ActiveRecord::Base.connection_handlers.size assert_equal ActiveRecord::Base.connection_handler, ActiveRecord::Base.connection_handlers[:writing] + assert_equal :writing, ActiveRecord::Base.current_role + assert ActiveRecord::Base.connected_to?(role: :writing) ensure ActiveRecord::Base.configurations = @prev_configs ActiveRecord::Base.establish_connection(:arunit) @@ -189,6 +262,27 @@ module ActiveRecord ActiveRecord::Base.configurations = @prev_configs ActiveRecord::Base.establish_connection(:arunit) end + + def test_connects_to_returns_array_of_established_connections + config = { + "development" => { "adapter" => "sqlite3", "database" => "db/primary.sqlite3" }, + "development_readonly" => { "adapter" => "sqlite3", "database" => "db/readonly.sqlite3" } + } + @prev_configs, ActiveRecord::Base.configurations = ActiveRecord::Base.configurations, config + + result = ActiveRecord::Base.connects_to database: { writing: :development, reading: :development_readonly } + + assert_equal( + [ + ActiveRecord::Base.connection_handlers[:writing].retrieve_connection_pool("primary"), + ActiveRecord::Base.connection_handlers[:reading].retrieve_connection_pool("primary") + ], + result + ) + ensure + ActiveRecord::Base.configurations = @prev_configs + ActiveRecord::Base.establish_connection(:arunit) + end end def test_connection_pools @@ -227,6 +321,71 @@ module ActiveRecord assert_nil @rw_handler.retrieve_connection_pool("foo") assert_nil @ro_handler.retrieve_connection_pool("foo") end + + def test_connection_handlers_are_per_thread_and_not_per_fiber + original_handlers = ActiveRecord::Base.connection_handlers + + ActiveRecord::Base.connection_handlers = { writing: ActiveRecord::Base.default_connection_handler, reading: ActiveRecord::ConnectionAdapters::ConnectionHandler.new } + + reading_handler = ActiveRecord::Base.connection_handlers[:reading] + + reading = ActiveRecord::Base.with_handler(:reading) do + Person.connection_handler + end + + assert_not_equal reading, ActiveRecord::Base.connection_handler + assert_equal reading, reading_handler + ensure + ActiveRecord::Base.connection_handlers = original_handlers + end + + def test_connection_handlers_swapping_connections_in_fiber + original_handlers = ActiveRecord::Base.connection_handlers + + ActiveRecord::Base.connection_handlers = { writing: ActiveRecord::Base.default_connection_handler, reading: ActiveRecord::ConnectionAdapters::ConnectionHandler.new } + + reading_handler = ActiveRecord::Base.connection_handlers[:reading] + + enum = Enumerator.new do |r| + r << ActiveRecord::Base.connection_handler + end + + reading = ActiveRecord::Base.with_handler(:reading) do + enum.next + end + + assert_equal reading, reading_handler + ensure + ActiveRecord::Base.connection_handlers = original_handlers + end + + def test_calling_connected_to_on_a_non_existent_handler_raises + error = assert_raises ActiveRecord::ConnectionNotEstablished do + ActiveRecord::Base.connected_to(role: :reading) do + Person.first + end + end + + assert_equal "No connection pool with 'primary' found for the 'reading' role.", error.message + end + + def test_default_handlers_are_writing_and_reading + assert_equal :writing, ActiveRecord::Base.writing_role + assert_equal :reading, ActiveRecord::Base.reading_role + end + + def test_an_application_can_change_the_default_handlers + old_writing = ActiveRecord::Base.writing_role + old_reading = ActiveRecord::Base.reading_role + ActiveRecord::Base.writing_role = :default + ActiveRecord::Base.reading_role = :readonly + + assert_equal :default, ActiveRecord::Base.writing_role + assert_equal :readonly, ActiveRecord::Base.reading_role + ensure + ActiveRecord::Base.writing_role = old_writing + ActiveRecord::Base.reading_role = old_reading + end end end end diff --git a/activerecord/test/cases/connection_adapters/merge_and_resolve_default_url_config_test.rb b/activerecord/test/cases/connection_adapters/merge_and_resolve_default_url_config_test.rb index 06c1c51724..515bf5df06 100644 --- a/activerecord/test/cases/connection_adapters/merge_and_resolve_default_url_config_test.rb +++ b/activerecord/test/cases/connection_adapters/merge_and_resolve_default_url_config_test.rb @@ -46,6 +46,14 @@ module ActiveRecord assert_equal expected, actual end + def test_resolver_with_nil_database_url_and_current_env + ENV["RAILS_ENV"] = "foo" + config = { "foo" => { "adapter" => "postgres", "url" => ENV["DATABASE_URL"] } } + actual = resolve_spec(:foo, config) + expected = { "adapter" => "postgres", "url" => nil, "name" => "foo" } + assert_equal expected, actual + end + def test_resolver_with_database_uri_and_current_env_symbol_key_and_rack_env ENV["DATABASE_URL"] = "postgres://localhost/foo" ENV["RACK_ENV"] = "foo" @@ -64,6 +72,16 @@ module ActiveRecord assert_equal expected, actual end + def test_resolver_with_database_uri_and_multiple_envs + ENV["DATABASE_URL"] = "postgres://localhost" + ENV["RAILS_ENV"] = "test" + + config = { "production" => { "adapter" => "postgresql", "database" => "foo_prod" }, "test" => { "adapter" => "postgresql", "database" => "foo_test" } } + actual = resolve_spec(:test, config) + expected = { "adapter" => "postgresql", "database" => "foo_test", "host" => "localhost", "name" => "test" } + assert_equal expected, actual + end + def test_resolver_with_database_uri_and_unknown_symbol_key ENV["DATABASE_URL"] = "postgres://localhost/foo" config = { "not_production" => { "adapter" => "not_postgres", "database" => "not_foo" } } 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 02e76ce146..38331aa641 100644 --- a/activerecord/test/cases/connection_adapters/mysql_type_lookup_test.rb +++ b/activerecord/test/cases/connection_adapters/mysql_type_lookup_test.rb @@ -27,8 +27,12 @@ if current_adapter?(:Mysql2Adapter) def test_string_types assert_lookup_type :string, "enum('one', 'two', 'three')" assert_lookup_type :string, "ENUM('one', 'two', 'three')" + assert_lookup_type :string, "enum ('one', 'two', 'three')" + assert_lookup_type :string, "ENUM ('one', 'two', 'three')" assert_lookup_type :string, "set('one', 'two', 'three')" assert_lookup_type :string, "SET('one', 'two', 'three')" + assert_lookup_type :string, "set ('one', 'two', 'three')" + assert_lookup_type :string, "SET ('one', 'two', 'three')" end def test_set_type_with_value_matching_other_type diff --git a/activerecord/test/cases/connection_adapters/schema_cache_test.rb b/activerecord/test/cases/connection_adapters/schema_cache_test.rb index 67496381d1..5113548091 100644 --- a/activerecord/test/cases/connection_adapters/schema_cache_test.rb +++ b/activerecord/test/cases/connection_adapters/schema_cache_test.rb @@ -6,8 +6,8 @@ module ActiveRecord module ConnectionAdapters class SchemaCacheTest < ActiveRecord::TestCase def setup - connection = ActiveRecord::Base.connection - @cache = SchemaCache.new connection + @connection = ActiveRecord::Base.connection + @cache = SchemaCache.new @connection end def test_primary_key @@ -19,6 +19,7 @@ module ActiveRecord @cache.columns_hash("posts") @cache.data_sources("posts") @cache.primary_keys("posts") + @cache.indexes("posts") new_cache = YAML.load(YAML.dump(@cache)) assert_no_queries do @@ -26,19 +27,32 @@ module ActiveRecord assert_equal 12, new_cache.columns_hash("posts").size assert new_cache.data_sources("posts") assert_equal "id", new_cache.primary_keys("posts") + assert_equal 1, new_cache.indexes("posts").size end end def test_yaml_loads_5_1_dump - body = File.open(schema_dump_path).read - cache = YAML.load(body) + @cache = YAML.load(File.read(schema_dump_path)) assert_no_queries do - assert_equal 11, cache.columns("posts").size - assert_equal 11, cache.columns_hash("posts").size - assert cache.data_sources("posts") - assert_equal "id", cache.primary_keys("posts") + assert_equal 11, @cache.columns("posts").size + assert_equal 11, @cache.columns_hash("posts").size + assert @cache.data_sources("posts") + assert_equal "id", @cache.primary_keys("posts") + end + end + + def test_yaml_loads_5_1_dump_without_indexes_still_queries_for_indexes + @cache = YAML.load(File.read(schema_dump_path)) + + # Simulate assignment in railtie after loading the cache. + old_cache, @connection.schema_cache = @connection.schema_cache, @cache + + assert_queries :any, ignore_none: true do + assert_equal 1, @cache.indexes("posts").size end + ensure + @connection.schema_cache = old_cache end def test_primary_key_for_non_existent_table @@ -55,11 +69,17 @@ module ActiveRecord assert_equal columns_hash, @cache.columns_hash("posts") end + def test_caches_indexes + indexes = @cache.indexes("posts") + assert_equal indexes, @cache.indexes("posts") + end + def test_clearing @cache.columns("posts") @cache.columns_hash("posts") @cache.data_sources("posts") @cache.primary_keys("posts") + @cache.indexes("posts") @cache.clear! @@ -71,6 +91,7 @@ module ActiveRecord @cache.columns_hash("posts") @cache.data_sources("posts") @cache.primary_keys("posts") + @cache.indexes("posts") @cache = Marshal.load(Marshal.dump(@cache)) @@ -79,6 +100,7 @@ module ActiveRecord assert_equal 12, @cache.columns_hash("posts").size assert @cache.data_sources("posts") assert_equal "id", @cache.primary_keys("posts") + assert_equal 1, @cache.indexes("posts").size end end @@ -91,8 +113,23 @@ module ActiveRecord @cache.clear_data_source_cache!("posts") end - private + test "#columns_hash? is populated by #columns_hash" do + assert_not @cache.columns_hash?("posts") + @cache.columns_hash("posts") + + assert @cache.columns_hash?("posts") + end + + test "#columns_hash? is not populated by #data_source_exists?" do + assert_not @cache.columns_hash?("posts") + + @cache.data_source_exists?("posts") + + assert_not @cache.columns_hash?("posts") + end + + private def schema_dump_path "test/assets/schema_dump_5_1.yml" end diff --git a/activerecord/test/cases/connection_pool_test.rb b/activerecord/test/cases/connection_pool_test.rb index 633d56e479..a15ad9a45b 100644 --- a/activerecord/test/cases/connection_pool_test.rb +++ b/activerecord/test/cases/connection_pool_test.rb @@ -567,23 +567,21 @@ module ActiveRecord def test_disconnect_and_clear_reloadable_connections_attempt_to_wait_for_threads_to_return_their_conns [:disconnect, :disconnect!, :clear_reloadable_connections, :clear_reloadable_connections!].each do |group_action_method| - begin - thread = timed_join_result = nil - @pool.with_connection do |connection| - thread = Thread.new { @pool.send(group_action_method) } - - # give the other `thread` some time to get stuck in `group_action_method` - timed_join_result = thread.join(0.3) - # thread.join # => `nil` means the other thread hasn't finished running and is still waiting for us to - # release our connection - assert_nil timed_join_result - - # assert that since this is within default timeout our connection hasn't been forcefully taken away from us - assert_predicate @pool, :active_connection? - end - ensure - thread.join if thread && !timed_join_result # clean up the other thread + thread = timed_join_result = nil + @pool.with_connection do |connection| + thread = Thread.new { @pool.send(group_action_method) } + + # give the other `thread` some time to get stuck in `group_action_method` + timed_join_result = thread.join(0.3) + # thread.join # => `nil` means the other thread hasn't finished running and is still waiting for us to + # release our connection + assert_nil timed_join_result + + # assert that since this is within default timeout our connection hasn't been forcefully taken away from us + assert_predicate @pool, :active_connection? end + ensure + thread.join if thread && !timed_join_result # clean up the other thread end end diff --git a/activerecord/test/cases/counter_cache_test.rb b/activerecord/test/cases/counter_cache_test.rb index 99d286dc52..cc4f86a0fb 100644 --- a/activerecord/test/cases/counter_cache_test.rb +++ b/activerecord/test/cases/counter_cache_test.rb @@ -144,7 +144,7 @@ class CounterCacheTest < ActiveRecord::TestCase test "update other counters on parent destroy" do david, joanna = dog_lovers(:david, :joanna) - joanna = joanna # squelch a warning + _ = joanna # squelch a warning assert_difference "joanna.reload.dogs_count", -1 do david.destroy diff --git a/activerecord/test/cases/database_configurations_test.rb b/activerecord/test/cases/database_configurations_test.rb new file mode 100644 index 0000000000..ed8151f01a --- /dev/null +++ b/activerecord/test/cases/database_configurations_test.rb @@ -0,0 +1,117 @@ +# frozen_string_literal: true + +require "cases/helper" + +class DatabaseConfigurationsTest < ActiveRecord::TestCase + unless in_memory_db? + def test_empty_returns_true_when_db_configs_are_empty + old_config = ActiveRecord::Base.configurations + config = {} + + ActiveRecord::Base.configurations = config + + assert_predicate ActiveRecord::Base.configurations, :empty? + assert_predicate ActiveRecord::Base.configurations, :blank? + ensure + ActiveRecord::Base.configurations = old_config + ActiveRecord::Base.establish_connection :arunit + end + end + + def test_configs_for_getter_with_env_name + configs = ActiveRecord::Base.configurations.configs_for(env_name: "arunit") + + assert_equal 1, configs.size + assert_equal ["arunit"], configs.map(&:env_name) + end + + def test_configs_for_getter_with_env_and_spec_name + config = ActiveRecord::Base.configurations.configs_for(env_name: "arunit", spec_name: "primary") + + assert_equal "arunit", config.env_name + assert_equal "primary", config.spec_name + end + + def test_default_hash_returns_config_hash_from_default_env + original_rails_env = ENV["RAILS_ENV"] + ENV["RAILS_ENV"] = "arunit" + + assert_equal ActiveRecord::Base.configurations.configs_for(env_name: "arunit", spec_name: "primary").config, ActiveRecord::Base.configurations.default_hash + ensure + ENV["RAILS_ENV"] = original_rails_env + end + + def test_find_db_config_returns_a_db_config_object_for_the_given_env + config = ActiveRecord::Base.configurations.find_db_config("arunit2") + + assert_equal "arunit2", config.env_name + assert_equal "primary", config.spec_name + end + + def test_to_h_turns_db_config_object_back_into_a_hash + configs = ActiveRecord::Base.configurations + assert_equal "ActiveRecord::DatabaseConfigurations", configs.class.name + assert_equal "Hash", configs.to_h.class.name + assert_equal ["arunit", "arunit2", "arunit_without_prepared_statements"], ActiveRecord::Base.configurations.to_h.keys.sort + end +end + +class LegacyDatabaseConfigurationsTest < ActiveRecord::TestCase + unless in_memory_db? + def test_setting_configurations_hash + old_config = ActiveRecord::Base.configurations + config = { "adapter" => "sqlite3" } + + assert_deprecated do + ActiveRecord::Base.configurations["readonly"] = config + end + + assert_equal ["arunit", "arunit2", "arunit_without_prepared_statements", "readonly"], ActiveRecord::Base.configurations.configs_for.map(&:env_name).sort + ensure + ActiveRecord::Base.configurations = old_config + ActiveRecord::Base.establish_connection :arunit + end + end + + def test_can_turn_configurations_into_a_hash + assert ActiveRecord::Base.configurations.to_h.is_a?(Hash), "expected to be a hash but was not." + assert_equal ["arunit", "arunit2", "arunit_without_prepared_statements"].sort, ActiveRecord::Base.configurations.to_h.keys.sort + end + + def test_each_is_deprecated + assert_deprecated do + ActiveRecord::Base.configurations.each do |db_config| + assert_equal "primary", db_config.spec_name + end + end + end + + def test_first_is_deprecated + assert_deprecated do + db_config = ActiveRecord::Base.configurations.first + assert_equal "arunit", db_config.env_name + assert_equal "primary", db_config.spec_name + end + end + + def test_fetch_is_deprecated + assert_deprecated do + db_config = ActiveRecord::Base.configurations.fetch("arunit").first + assert_equal "arunit", db_config.env_name + assert_equal "primary", db_config.spec_name + end + end + + def test_values_are_deprecated + config_hashes = ActiveRecord::Base.configurations.configurations.map(&:config) + assert_deprecated do + assert_equal config_hashes, ActiveRecord::Base.configurations.values + end + end + + def test_unsupported_method_raises + assert_raises NotImplementedError do + ActiveRecord::Base.configurations.select { |a| a == "foo" } + end + end +end diff --git a/activerecord/test/cases/database_selector_test.rb b/activerecord/test/cases/database_selector_test.rb new file mode 100644 index 0000000000..fd02d2acb4 --- /dev/null +++ b/activerecord/test/cases/database_selector_test.rb @@ -0,0 +1,166 @@ +# frozen_string_literal: true + +require "cases/helper" +require "models/person" +require "action_dispatch" + +module ActiveRecord + class DatabaseSelectorTest < ActiveRecord::TestCase + setup do + @session_store = {} + @session = ActiveRecord::Middleware::DatabaseSelector::Resolver::Session.new(@session_store) + end + + teardown do + ActiveRecord::Base.connection_handlers = { writing: ActiveRecord::Base.default_connection_handler } + end + + def test_empty_session + assert_equal Time.at(0), @session.last_write_timestamp + end + + def test_writing_the_session_timestamps + assert @session.update_last_write_timestamp + + session2 = ActiveRecord::Middleware::DatabaseSelector::Resolver::Session.new(@session_store) + assert_equal @session.last_write_timestamp, session2.last_write_timestamp + end + + def test_writing_session_time_changes + assert @session.update_last_write_timestamp + + before = @session.last_write_timestamp + sleep(0.1) + + assert @session.update_last_write_timestamp + assert_not_equal before, @session.last_write_timestamp + end + + def test_read_from_replicas + @session_store[:last_write] = ActiveRecord::Middleware::DatabaseSelector::Resolver::Session.convert_time_to_timestamp(Time.now - 5.seconds) + + resolver = ActiveRecord::Middleware::DatabaseSelector::Resolver.new(@session) + + called = false + resolver.read do + called = true + assert ActiveRecord::Base.connected_to?(role: :reading) + end + assert called + end + + def test_read_from_primary + @session_store[:last_write] = ActiveRecord::Middleware::DatabaseSelector::Resolver::Session.convert_time_to_timestamp(Time.now) + + resolver = ActiveRecord::Middleware::DatabaseSelector::Resolver.new(@session) + + called = false + resolver.read do + called = true + assert ActiveRecord::Base.connected_to?(role: :writing) + end + assert called + end + + def test_write_to_primary + resolver = ActiveRecord::Middleware::DatabaseSelector::Resolver.new(@session) + + # Session should start empty + assert_nil @session_store[:last_write] + + called = false + resolver.write do + assert ActiveRecord::Base.connected_to?(role: :writing) + called = true + end + assert called + + # and be populated by the last write time + assert @session_store[:last_write] + end + + def test_write_to_primary_with_exception + resolver = ActiveRecord::Middleware::DatabaseSelector::Resolver.new(@session) + + # Session should start empty + assert_nil @session_store[:last_write] + + called = false + assert_raises(ActiveRecord::RecordNotFound) do + resolver.write do + assert ActiveRecord::Base.connected_to?(role: :writing) + called = true + raise ActiveRecord::RecordNotFound + end + end + assert called + + # and be populated by the last write time + assert @session_store[:last_write] + end + + def test_read_from_primary_with_options + resolver = ActiveRecord::Middleware::DatabaseSelector::Resolver.new(@session, delay: 5.seconds) + + # Session should start empty + assert_nil @session_store[:last_write] + + called = false + resolver.write do + assert ActiveRecord::Base.connected_to?(role: :writing) + called = true + end + assert called + + # and be populated by the last write time + assert @session_store[:last_write] + + read = false + resolver.read do + assert ActiveRecord::Base.connected_to?(role: :writing) + read = true + end + assert read + end + + def test_read_from_replica_with_no_delay + resolver = ActiveRecord::Middleware::DatabaseSelector::Resolver.new(@session, delay: 0.seconds) + + # Session should start empty + assert_nil @session_store[:last_write] + + called = false + resolver.write do + assert ActiveRecord::Base.connected_to?(role: :writing) + called = true + end + assert called + + # and be populated by the last write time + assert @session_store[:last_write] + + read = false + resolver.read do + assert ActiveRecord::Base.connected_to?(role: :reading) + read = true + end + assert read + end + + def test_the_middleware_chooses_writing_role_with_POST_request + middleware = ActiveRecord::Middleware::DatabaseSelector.new(lambda { |env| + assert ActiveRecord::Base.connected_to?(role: :writing) + [200, {}, ["body"]] + }) + assert_equal [200, {}, ["body"]], middleware.call("REQUEST_METHOD" => "POST") + end + + def test_the_middleware_chooses_reading_role_with_GET_request + middleware = ActiveRecord::Middleware::DatabaseSelector.new(lambda { |env| + assert ActiveRecord::Base.connected_to?(role: :reading) + [200, {}, ["body"]] + }) + assert_equal [200, {}, ["body"]], middleware.call("REQUEST_METHOD" => "GET") + end + end +end diff --git a/activerecord/test/cases/date_test.rb b/activerecord/test/cases/date_test.rb index 9f412cdb63..2475d4a34b 100644 --- a/activerecord/test/cases/date_test.rb +++ b/activerecord/test/cases/date_test.rb @@ -23,23 +23,13 @@ class DateTest < ActiveRecord::TestCase valid_dates.each do |date_src| topic = Topic.new("last_read(1i)" => date_src[0].to_s, "last_read(2i)" => date_src[1].to_s, "last_read(3i)" => date_src[2].to_s) - # Oracle DATE columns are datetime columns and Oracle adapter returns Time value - if current_adapter?(:OracleAdapter) - assert_equal(topic.last_read.to_date, Date.new(*date_src)) - else - assert_equal(topic.last_read, Date.new(*date_src)) - end + assert_equal(topic.last_read, Date.new(*date_src)) end invalid_dates.each do |date_src| assert_nothing_raised do topic = Topic.new("last_read(1i)" => date_src[0].to_s, "last_read(2i)" => date_src[1].to_s, "last_read(3i)" => date_src[2].to_s) - # Oracle DATE columns are datetime columns and Oracle adapter returns Time value - if current_adapter?(:OracleAdapter) - assert_equal(topic.last_read.to_date, Time.local(*date_src).to_date, "The date should be modified according to the behavior of the Time object") - else - assert_equal(topic.last_read, Time.local(*date_src).to_date, "The date should be modified according to the behavior of the Time object") - end + assert_equal(topic.last_read, Time.local(*date_src).to_date, "The date should be modified according to the behavior of the Time object") end end end diff --git a/activerecord/test/cases/date_time_precision_test.rb b/activerecord/test/cases/date_time_precision_test.rb index e64a8372d0..9d1af9362d 100644 --- a/activerecord/test/cases/date_time_precision_test.rb +++ b/activerecord/test/cases/date_time_precision_test.rb @@ -29,7 +29,7 @@ if subsecond_precision_supported? def test_datetime_precision_is_truncated_on_assignment @connection.create_table(:foos, force: true) - @connection.add_column :foos, :created_at, :datetime, precision: 0 + @connection.add_column :foos, :created_at, :datetime, precision: 0 @connection.add_column :foos, :updated_at, :datetime, precision: 6 time = ::Time.now.change(nsec: 123456789) @@ -45,6 +45,26 @@ if subsecond_precision_supported? assert_equal 123456000, foo.updated_at.nsec end + unless current_adapter?(:Mysql2Adapter) + def test_no_datetime_precision_isnt_truncated_on_assignment + @connection.create_table(:foos, force: true) + @connection.add_column :foos, :created_at, :datetime + @connection.add_column :foos, :updated_at, :datetime, precision: 6 + + time = ::Time.now.change(nsec: 123) + foo = Foo.new(created_at: time, updated_at: time) + + assert_equal 123, foo.created_at.nsec + assert_equal 0, foo.updated_at.nsec + + foo.save! + foo.reload + + assert_equal 0, foo.created_at.nsec + assert_equal 0, foo.updated_at.nsec + end + end + def test_timestamps_helper_with_custom_precision @connection.create_table(:foos, force: true) do |t| t.timestamps precision: 4 diff --git a/activerecord/test/cases/dirty_test.rb b/activerecord/test/cases/dirty_test.rb index dfd74bfcb4..a2a501a794 100644 --- a/activerecord/test/cases/dirty_test.rb +++ b/activerecord/test/cases/dirty_test.rb @@ -352,7 +352,7 @@ class DirtyTest < ActiveRecord::TestCase Person.where(id: person.id).update_all(first_name: "baz") end - old_lock_version = person.lock_version + old_lock_version = person.lock_version + 1 with_partial_writes Person, true do assert_no_queries { 2.times { person.save! } } diff --git a/activerecord/test/cases/enum_test.rb b/activerecord/test/cases/enum_test.rb index 867ce7082b..ae0ce195b3 100644 --- a/activerecord/test/cases/enum_test.rb +++ b/activerecord/test/cases/enum_test.rb @@ -44,6 +44,11 @@ class EnumTest < ActiveRecord::TestCase assert_equal books(:rfr), authors(:david).unpublished_books.first end + test "find via negative scope" do + assert Book.not_published.exclude?(@book) + assert Book.not_proposed.include?(@book) + end + test "find via where with values" do published, written = Book.statuses[:published], Book.statuses[:written] @@ -438,6 +443,20 @@ class EnumTest < ActiveRecord::TestCase assert_equal ["drafted", "uploaded"], book2.status_change end + test "attempting to modify enum raises error" do + e = assert_raises(RuntimeError) do + Book.statuses["bad_enum"] = 40 + end + + assert_match(/can't modify frozen/, e.message) + + e = assert_raises(RuntimeError) do + Book.statuses.delete("published") + end + + assert_match(/can't modify frozen/, e.message) + end + test "declare multiple enums at a time" do klass = Class.new(ActiveRecord::Base) do self.table_name = "books" @@ -537,4 +556,13 @@ class EnumTest < ActiveRecord::TestCase test "data type of Enum type" do assert_equal :integer, Book.type_for_attribute("status").type end + + test "scopes can be disabled" do + klass = Class.new(ActiveRecord::Base) do + self.table_name = "books" + enum status: [:proposed, :written], _scopes: false + end + + assert_raises(NoMethodError) { klass.proposed } + end end diff --git a/activerecord/test/cases/errors_test.rb b/activerecord/test/cases/errors_test.rb index b90e6a66c5..0d2be944b5 100644 --- a/activerecord/test/cases/errors_test.rb +++ b/activerecord/test/cases/errors_test.rb @@ -8,11 +8,9 @@ class ErrorsTest < ActiveRecord::TestCase error_klasses = ObjectSpace.each_object(Class).select { |klass| klass < base } (error_klasses - [ActiveRecord::AmbiguousSourceReflectionForThroughAssociation]).each do |error_klass| - begin - error_klass.new.inspect - rescue ArgumentError - raise "Instance of #{error_klass} can't be initialized with no arguments" - end + error_klass.new.inspect + rescue ArgumentError + raise "Instance of #{error_klass} can't be initialized with no arguments" end end end diff --git a/activerecord/test/cases/filter_attributes_test.rb b/activerecord/test/cases/filter_attributes_test.rb index 47161a547a..2f4c9b0ef7 100644 --- a/activerecord/test/cases/filter_attributes_test.rb +++ b/activerecord/test/cases/filter_attributes_test.rb @@ -90,15 +90,13 @@ class FilterAttributesTest < ActiveRecord::TestCase end test "filter_attributes should handle [FILTERED] value properly" do - begin - User.filter_attributes = ["auth"] - user = User.new(token: "[FILTERED]", auth_token: "[FILTERED]") + User.filter_attributes = ["auth"] + user = User.new(token: "[FILTERED]", auth_token: "[FILTERED]") - assert_includes user.inspect, "auth_token: [FILTERED]" - assert_includes user.inspect, 'token: "[FILTERED]"' - ensure - User.remove_instance_variable(:@filter_attributes) - end + assert_includes user.inspect, "auth_token: [FILTERED]" + assert_includes user.inspect, 'token: "[FILTERED]"' + ensure + User.remove_instance_variable(:@filter_attributes) end test "filter_attributes on pretty_print" do @@ -121,16 +119,14 @@ class FilterAttributesTest < ActiveRecord::TestCase end test "filter_attributes on pretty_print should handle [FILTERED] value properly" do - begin - User.filter_attributes = ["auth"] - user = User.new(token: "[FILTERED]", auth_token: "[FILTERED]") - actual = "".dup - PP.pp(user, StringIO.new(actual)) + User.filter_attributes = ["auth"] + user = User.new(token: "[FILTERED]", auth_token: "[FILTERED]") + actual = "".dup + PP.pp(user, StringIO.new(actual)) - assert_includes actual, "auth_token: [FILTERED]" - assert_includes actual, 'token: "[FILTERED]"' - ensure - User.remove_instance_variable(:@filter_attributes) - end + assert_includes actual, "auth_token: [FILTERED]" + assert_includes actual, 'token: "[FILTERED]"' + ensure + User.remove_instance_variable(:@filter_attributes) end end diff --git a/activerecord/test/cases/finder_respond_to_test.rb b/activerecord/test/cases/finder_respond_to_test.rb index e0acd30c22..66413a98e4 100644 --- a/activerecord/test/cases/finder_respond_to_test.rb +++ b/activerecord/test/cases/finder_respond_to_test.rb @@ -12,10 +12,10 @@ class FinderRespondToTest < ActiveRecord::TestCase end def test_should_preserve_normal_respond_to_behaviour_and_respond_to_newly_added_method - class << Topic; self; end.send(:define_method, :method_added_for_finder_respond_to_test) { } + Topic.singleton_class.define_method(:method_added_for_finder_respond_to_test) { } assert_respond_to Topic, :method_added_for_finder_respond_to_test ensure - class << Topic; self; end.send(:remove_method, :method_added_for_finder_respond_to_test) + Topic.singleton_class.remove_method :method_added_for_finder_respond_to_test end def test_should_preserve_normal_respond_to_behaviour_and_respond_to_standard_object_method @@ -56,6 +56,6 @@ class FinderRespondToTest < ActiveRecord::TestCase private def ensure_topic_method_is_not_cached(method_id) - class << Topic; self; end.send(:remove_method, method_id) if Topic.public_methods.include? method_id + Topic.singleton_class.remove_method method_id if Topic.public_methods.include? method_id end end diff --git a/activerecord/test/cases/finder_test.rb b/activerecord/test/cases/finder_test.rb index 52fd9291b2..ca114d468e 100644 --- a/activerecord/test/cases/finder_test.rb +++ b/activerecord/test/cases/finder_test.rb @@ -3,6 +3,7 @@ require "cases/helper" require "models/post" require "models/author" +require "models/account" require "models/categorization" require "models/comment" require "models/company" @@ -21,6 +22,7 @@ require "models/dog" require "models/car" require "models/tyre" require "models/subscriber" +require "support/stubs/strong_parameters" class FinderTest < ActiveRecord::TestCase fixtures :companies, :topics, :entrants, :developers, :developers_projects, :posts, :comments, :accounts, :authors, :author_addresses, :customers, :categories, :categorizations, :cars @@ -224,6 +226,18 @@ class FinderTest < ActiveRecord::TestCase assert_equal true, Subscriber.exists?(" ") end + def test_exists_with_strong_parameters + assert_equal false, Subscriber.exists?(ProtectedParams.new(nick: "foo").permit!) + + Subscriber.create!(nick: "foo") + + assert_equal true, Subscriber.exists?(ProtectedParams.new(nick: "foo").permit!) + + assert_raises(ActiveModel::ForbiddenAttributesError) do + Subscriber.exists?(ProtectedParams.new(nick: "foo")) + end + end + def test_exists_passing_active_record_object_is_not_permitted assert_raises(ArgumentError) do Topic.exists?(Topic.new) @@ -258,6 +272,16 @@ class FinderTest < ActiveRecord::TestCase assert_equal true, Topic.exists?({}) end + def test_exists_with_distinct_and_offset_and_joins + assert Post.left_joins(:comments).distinct.offset(10).exists? + assert_not Post.left_joins(:comments).distinct.offset(11).exists? + end + + def test_exists_with_distinct_and_offset_and_select + assert Post.select(:body).distinct.offset(3).exists? + assert_not Post.select(:body).distinct.offset(4).exists? + end + # Ensure +exists?+ runs without an error by excluding distinct value. # See https://github.com/rails/rails/pull/26981. def test_exists_with_order_and_distinct @@ -269,6 +293,17 @@ class FinderTest < ActiveRecord::TestCase assert_equal true, Topic.order(Arel.sql("invalid sql here")).exists? end + def test_exists_with_large_number + assert_equal true, Topic.where(id: [1, 9223372036854775808]).exists? + assert_equal true, Topic.where(id: 1..9223372036854775808).exists? + assert_equal true, Topic.where(id: -9223372036854775809..9223372036854775808).exists? + assert_equal false, Topic.where(id: 9223372036854775808..9223372036854775809).exists? + assert_equal false, Topic.where(id: -9223372036854775810..-9223372036854775809).exists? + assert_equal false, Topic.where(id: 9223372036854775808..1).exists? + assert_equal true, Topic.where(id: 1).or(Topic.where(id: 9223372036854775808)).exists? + assert_equal true, Topic.where.not(id: 9223372036854775808).exists? + end + def test_exists_with_joins assert_equal true, Topic.joins(:replies).where(replies_topics: { approved: true }).order("replies_topics.created_at DESC").exists? end @@ -370,16 +405,19 @@ class FinderTest < ActiveRecord::TestCase assert_raises(ActiveRecord::RecordNotFound) do Topic.where("1=1").find(9999999999999999999999999999999) end + assert_equal topics(:first), Topic.where(id: [1, 9999999999999999999999999999999]).find(1) end def test_find_by_on_relation_with_large_number assert_nil Topic.where("1=1").find_by(id: 9999999999999999999999999999999) + assert_equal topics(:first), Topic.where(id: [1, 9999999999999999999999999999999]).find_by(id: 1) end def test_find_by_bang_on_relation_with_large_number assert_raises(ActiveRecord::RecordNotFound) do Topic.where("1=1").find_by!(id: 9999999999999999999999999999999) end + assert_equal topics(:first), Topic.where(id: [1, 9999999999999999999999999999999]).find_by!(id: 1) end def test_find_an_empty_array @@ -424,14 +462,14 @@ class FinderTest < ActiveRecord::TestCase 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)) + firm = companies(:first_firm) + assert_equal firm.account, Account.find_by(firm: Firm.where(id: firm)) + assert_equal firm.account, Account.find_by(firm_id: Firm.where(id: firm)) end def test_find_by_and_where_consistency_with_active_record_instance - author = authors(:david) - assert_equal Post.where(author_id: author).take, Post.find_by(author_id: author) + firm = companies(:first_firm) + assert_equal Account.where(firm_id: firm).take, Account.find_by(firm_id: firm) end def test_take @@ -741,6 +779,16 @@ class FinderTest < ActiveRecord::TestCase assert_equal expected, clients.limit(5).first(2) end + def test_implicit_order_column_is_configurable + old_implicit_order_column = Topic.implicit_order_column + Topic.implicit_order_column = "title" + + assert_equal topics(:fifth), Topic.first + assert_equal topics(:third), Topic.last + ensure + Topic.implicit_order_column = old_implicit_order_column + end + def test_take_and_first_and_last_with_integer_should_return_an_array assert_kind_of Array, Topic.take(5) assert_kind_of Array, Topic.first(5) @@ -928,6 +976,7 @@ class FinderTest < ActiveRecord::TestCase assert_kind_of Money, zaphod_balance found_customers = Customer.where(balance: [david_balance, zaphod_balance]) assert_equal [customers(:david), customers(:zaphod)], found_customers.sort_by(&:id) + assert_equal Customer.where(balance: [david_balance.amount, zaphod_balance.amount]).to_sql, found_customers.to_sql end def test_hash_condition_find_with_aggregate_attribute_having_same_name_as_field_and_key_value_being_aggregate @@ -965,6 +1014,24 @@ class FinderTest < ActiveRecord::TestCase assert_equal customers(:david), found_customer end + def test_hash_condition_find_nil_with_aggregate_having_one_mapping + assert_nil customers(:zaphod).gps_location + found_customer = Customer.where(gps_location: nil, name: customers(:zaphod).name).first + assert_equal customers(:zaphod), found_customer + end + + def test_hash_condition_find_nil_with_aggregate_having_multiple_mappings + customers(:david).update(address: nil) + assert_nil customers(:david).address_street + assert_nil customers(:david).address_city + found_customer = Customer.where(address: nil, name: customers(:david).name).first + assert_equal customers(:david), found_customer + end + + def test_hash_condition_find_empty_array_with_aggregate_having_multiple_mappings + assert_nil Customer.where(address: []).first + end + def test_condition_utc_time_interpolation_with_default_timezone_local with_env_tz "America/New_York" do with_timezone_config default: :local do @@ -1106,7 +1173,7 @@ class FinderTest < ActiveRecord::TestCase def test_dynamic_finder_on_one_attribute_with_conditions_returns_same_results_after_caching # ensure this test can run independently of order - class << Account; self; end.send(:remove_method, :find_by_credit_limit) if Account.public_methods.include?(:find_by_credit_limit) + Account.singleton_class.remove_method :find_by_credit_limit if Account.public_methods.include?(:find_by_credit_limit) a = Account.where("firm_id = ?", 6).find_by_credit_limit(50) assert_equal a, Account.where("firm_id = ?", 6).find_by_credit_limit(50) # find_by_credit_limit has been cached end diff --git a/activerecord/test/cases/fixtures_test.rb b/activerecord/test/cases/fixtures_test.rb index a5592fc86a..0cb868da6e 100644 --- a/activerecord/test/cases/fixtures_test.rb +++ b/activerecord/test/cases/fixtures_test.rb @@ -73,14 +73,12 @@ class FixturesTest < ActiveRecord::TestCase if current_adapter?(:Mysql2Adapter, :PostgreSQLAdapter) def test_bulk_insert - begin - subscriber = InsertQuerySubscriber.new - subscription = ActiveSupport::Notifications.subscribe("sql.active_record", subscriber) - create_fixtures("bulbs") - assert_equal 1, subscriber.events.size, "It takes one INSERT query to insert two fixtures" - ensure - ActiveSupport::Notifications.unsubscribe(subscription) - end + subscriber = InsertQuerySubscriber.new + subscription = ActiveSupport::Notifications.subscribe("sql.active_record", subscriber) + create_fixtures("bulbs") + assert_equal 1, subscriber.events.size, "It takes one INSERT query to insert two fixtures" + ensure + ActiveSupport::Notifications.unsubscribe(subscription) end def test_bulk_insert_multiple_table_with_a_multi_statement_query @@ -211,7 +209,7 @@ class FixturesTest < ActiveRecord::TestCase conn = ActiveRecord::Base.connection mysql_margin = 2 packet_size = 1024 - bytes_needed_to_have_a_1024_bytes_fixture = 858 + bytes_needed_to_have_a_1024_bytes_fixture = 906 fixtures = { "traffic_lights" => [ { "location" => "US", "state" => ["NY"], "long_state" => ["a" * bytes_needed_to_have_a_1024_bytes_fixture] }, @@ -303,20 +301,6 @@ class FixturesTest < ActiveRecord::TestCase assert_equal fixtures, result.to_a end - def test_deprecated_insert_fixtures - fixtures = [ - { "name" => "first", "wheels_count" => 2 }, - { "name" => "second", "wheels_count" => 3 } - ] - conn = ActiveRecord::Base.connection - conn.delete("DELETE FROM aircraft") - assert_deprecated do - conn.insert_fixtures(fixtures, "aircraft") - end - result = conn.select_all("SELECT name, wheels_count FROM aircraft ORDER BY id") - assert_equal fixtures, result.to_a - end - def test_broken_yaml_exception badyaml = Tempfile.new ["foo", ".yml"] badyaml.write "a: : " @@ -512,11 +496,7 @@ class FixturesTest < ActiveRecord::TestCase ActiveRecord::FixtureSet.create_fixtures(FIXTURES_ROOT + "/naked/yml", "parrots") end - if current_adapter?(:SQLite3Adapter) - assert_equal(%(table "parrots" has no column named "arrr".), e.message) - else - assert_equal(%(table "parrots" has no columns named "arrr", "foobar".), e.message) - end + assert_equal(%(table "parrots" has no columns named "arrr", "foobar".), e.message) end def test_yaml_file_with_symbol_columns @@ -940,7 +920,7 @@ class TransactionalFixturesOnConnectionNotification < ActiveRecord::TestCase def lock_thread=(lock_thread); end end.new - assert_called_with(connection, :begin_transaction, [joinable: false]) do + assert_called_with(connection, :begin_transaction, [joinable: false, _lazy: false]) do fire_connection_notification(connection) end end @@ -1364,3 +1344,37 @@ class NilFixturePathTest < ActiveRecord::TestCase MSG end end + +class MultipleDatabaseFixturesTest < ActiveRecord::TestCase + test "enlist_fixture_connections ensures multiple databases share a connection pool" do + with_temporary_connection_pool do + ActiveRecord::Base.connects_to database: { writing: :arunit, reading: :arunit2 } + + rw_conn = ActiveRecord::Base.connection + ro_conn = ActiveRecord::Base.connection_handlers[:reading].connection_pool_list.first.connection + + assert_not_equal rw_conn, ro_conn + + enlist_fixture_connections + + rw_conn = ActiveRecord::Base.connection + ro_conn = ActiveRecord::Base.connection_handlers[:reading].connection_pool_list.first.connection + + assert_equal rw_conn, ro_conn + end + ensure + ActiveRecord::Base.connection_handlers = { writing: ActiveRecord::Base.connection_handler } + end + + private + + def with_temporary_connection_pool + old_pool = ActiveRecord::Base.connection_handler.retrieve_connection_pool(ActiveRecord::Base.connection_specification_name) + new_pool = ActiveRecord::ConnectionAdapters::ConnectionPool.new ActiveRecord::Base.connection_pool.spec + ActiveRecord::Base.connection_handler.send(:owner_to_pool)["primary"] = new_pool + + yield + ensure + ActiveRecord::Base.connection_handler.send(:owner_to_pool)["primary"] = old_pool + end +end diff --git a/activerecord/test/cases/forbidden_attributes_protection_test.rb b/activerecord/test/cases/forbidden_attributes_protection_test.rb index 101fa118c8..e7e31b6d2d 100644 --- a/activerecord/test/cases/forbidden_attributes_protection_test.rb +++ b/activerecord/test/cases/forbidden_attributes_protection_test.rb @@ -1,48 +1,12 @@ # frozen_string_literal: true require "cases/helper" -require "active_support/core_ext/hash/indifferent_access" - require "models/company" require "models/person" require "models/ship" require "models/ship_part" require "models/treasure" - -class ProtectedParams - attr_accessor :permitted - alias :permitted? :permitted - - delegate :keys, :key?, :has_key?, :empty?, to: :@parameters - - def initialize(attributes) - @parameters = attributes.with_indifferent_access - @permitted = false - end - - def permit! - @permitted = true - 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 - end - end -end +require "support/stubs/strong_parameters" class ForbiddenAttributesProtectionTest < ActiveRecord::TestCase def test_forbidden_attributes_cannot_be_used_for_mass_assignment diff --git a/activerecord/test/cases/habtm_destroy_order_test.rb b/activerecord/test/cases/habtm_destroy_order_test.rb index b15e1b48c4..9dbd339fe7 100644 --- a/activerecord/test/cases/habtm_destroy_order_test.rb +++ b/activerecord/test/cases/habtm_destroy_order_test.rb @@ -30,23 +30,21 @@ class HabtmDestroyOrderTest < ActiveRecord::TestCase test "not destroying a student with lessons leaves student<=>lesson association intact" do # test a normal before_destroy doesn't destroy the habtm joins - begin - sicp = Lesson.new(name: "SICP") - ben = Student.new(name: "Ben Bitdiddle") - # add a before destroy to student - Student.class_eval do - before_destroy do - raise ActiveRecord::Rollback unless lessons.empty? - end + sicp = Lesson.new(name: "SICP") + ben = Student.new(name: "Ben Bitdiddle") + # add a before destroy to student + Student.class_eval do + before_destroy do + raise ActiveRecord::Rollback unless lessons.empty? end - ben.lessons << sicp - ben.save! - ben.destroy - assert_not_empty ben.reload.lessons - ensure - # get rid of it so Student is still like it was - Student.reset_callbacks(:destroy) end + ben.lessons << sicp + ben.save! + ben.destroy + assert_not_empty ben.reload.lessons + ensure + # get rid of it so Student is still like it was + Student.reset_callbacks(:destroy) end test "not destroying a lesson with students leaves student<=>lesson association intact" do diff --git a/activerecord/test/cases/helper.rb b/activerecord/test/cases/helper.rb index 730cd663a2..f95d082907 100644 --- a/activerecord/test/cases/helper.rb +++ b/activerecord/test/cases/helper.rb @@ -57,8 +57,18 @@ def supports_default_expression? end end -def supports_savepoints? - ActiveRecord::Base.connection.supports_savepoints? +%w[ + supports_savepoints? + supports_partial_index? + supports_insert_returning? + supports_insert_on_duplicate_skip? + supports_insert_on_duplicate_update? + supports_insert_conflict_target? + supports_optimizer_hints? +].each do |method_name| + define_method method_name do + ActiveRecord::Base.connection.public_send(method_name) + end end def with_env_tz(new_tz = "US/Eastern") diff --git a/activerecord/test/cases/hot_compatibility_test.rb b/activerecord/test/cases/hot_compatibility_test.rb index e7778af55b..7b388ebc5e 100644 --- a/activerecord/test/cases/hot_compatibility_test.rb +++ b/activerecord/test/cases/hot_compatibility_test.rb @@ -56,7 +56,7 @@ class HotCompatibilityTest < ActiveRecord::TestCase assert_equal "bar", record.foo end - if current_adapter?(:PostgreSQLAdapter) + if current_adapter?(:PostgreSQLAdapter) && ActiveRecord::Base.connection.prepared_statements test "cleans up after prepared statement failure in a transaction" do with_two_connections do |original_connection, ddl_connection| record = @klass.create! bar: "bar" diff --git a/activerecord/test/cases/inheritance_test.rb b/activerecord/test/cases/inheritance_test.rb index 3d3189900f..629167e9ed 100644 --- a/activerecord/test/cases/inheritance_test.rb +++ b/activerecord/test/cases/inheritance_test.rb @@ -240,7 +240,7 @@ class InheritanceTest < ActiveRecord::TestCase cabbage = vegetable.becomes!(Cabbage) assert_equal "Cabbage", cabbage.custom_type - vegetable = cabbage.becomes!(Vegetable) + cabbage.becomes!(Vegetable) assert_nil cabbage.custom_type end @@ -514,10 +514,12 @@ class InheritanceComputeTypeTest < ActiveRecord::TestCase # Should fail without FirmOnTheFly in the type condition. assert_raise(ActiveRecord::RecordNotFound) { Firm.find(foo.id) } + assert_raise(ActiveRecord::RecordNotFound) { Firm.find_by!(id: foo.id) } # Nest FirmOnTheFly in the test case where Dependencies won't see it. self.class.const_set :FirmOnTheFly, Class.new(Firm) assert_raise(ActiveRecord::SubclassNotFound) { Firm.find(foo.id) } + assert_raise(ActiveRecord::SubclassNotFound) { Firm.find_by!(id: foo.id) } # Nest FirmOnTheFly in Firm where Dependencies will see it. # This is analogous to nesting models in a migration. @@ -526,6 +528,7 @@ class InheritanceComputeTypeTest < ActiveRecord::TestCase # And instantiate will find the existing constant rather than trying # to require firm_on_the_fly. assert_nothing_raised { assert_kind_of Firm::FirmOnTheFly, Firm.find(foo.id) } + assert_nothing_raised { assert_kind_of Firm::FirmOnTheFly, Firm.find_by!(id: foo.id) } end end @@ -654,7 +657,7 @@ class InheritanceAttributeMappingTest < ActiveRecord::TestCase assert_equal ["omg_inheritance_attribute_mapping_test/company"], ActiveRecord::Base.connection.select_values("SELECT sponsorable_type FROM sponsors") - sponsor = Sponsor.first + sponsor = Sponsor.find(sponsor.id) assert_equal startup, sponsor.sponsorable end end diff --git a/activerecord/test/cases/insert_all_test.rb b/activerecord/test/cases/insert_all_test.rb new file mode 100644 index 0000000000..0818d7c1ab --- /dev/null +++ b/activerecord/test/cases/insert_all_test.rb @@ -0,0 +1,175 @@ +# frozen_string_literal: true + +require "cases/helper" +require "models/book" + +class ReadonlyNameBook < Book + attr_readonly :name +end + +class InsertAllTest < ActiveRecord::TestCase + fixtures :books + + def test_insert + assert_difference "Book.count", +1 do + Book.insert! name: "Rework", author_id: 1 + end + end + + def test_insert_all + assert_difference "Book.count", +10 do + Book.insert_all! [ + { name: "Rework", author_id: 1 }, + { name: "Patterns of Enterprise Application Architecture", author_id: 1 }, + { name: "Design of Everyday Things", author_id: 1 }, + { name: "Practical Object-Oriented Design in Ruby", author_id: 1 }, + { name: "Clean Code", author_id: 1 }, + { name: "Ruby Under a Microscope", author_id: 1 }, + { name: "The Principles of Product Development Flow", author_id: 1 }, + { name: "Peopleware", author_id: 1 }, + { name: "About Face", author_id: 1 }, + { name: "Eloquent Ruby", author_id: 1 }, + ] + end + end + + def test_insert_all_should_handle_empty_arrays + assert_raise ArgumentError do + Book.insert_all! [] + end + end + + def test_insert_all_raises_on_duplicate_records + assert_raise ActiveRecord::RecordNotUnique do + Book.insert_all! [ + { name: "Rework", author_id: 1 }, + { name: "Patterns of Enterprise Application Architecture", author_id: 1 }, + { name: "Agile Web Development with Rails", author_id: 1 }, + ] + end + end + + def test_insert_all_returns_ActiveRecord_Result + result = Book.insert_all! [{ name: "Rework", author_id: 1 }] + assert_kind_of ActiveRecord::Result, result + end + + def test_insert_all_returns_primary_key_if_returning_is_supported + skip unless supports_insert_returning? + + result = Book.insert_all! [{ name: "Rework", author_id: 1 }] + assert_equal %w[ id ], result.columns + end + + def test_insert_all_returns_nothing_if_returning_is_empty + skip unless supports_insert_returning? + + result = Book.insert_all! [{ name: "Rework", author_id: 1 }], returning: [] + assert_equal [], result.columns + end + + def test_insert_all_returns_nothing_if_returning_is_false + skip unless supports_insert_returning? + + result = Book.insert_all! [{ name: "Rework", author_id: 1 }], returning: false + assert_equal [], result.columns + end + + def test_insert_all_returns_requested_fields + skip unless supports_insert_returning? + + result = Book.insert_all! [{ name: "Rework", author_id: 1 }], returning: [:id, :name] + assert_equal %w[ Rework ], result.pluck("name") + end + + def test_insert_all_can_skip_duplicate_records + skip unless supports_insert_on_duplicate_skip? + + assert_no_difference "Book.count" do + Book.insert_all [{ id: 1, name: "Agile Web Development with Rails" }] + end + end + + def test_insert_all_will_raise_if_duplicates_are_skipped_only_for_a_certain_conflict_target + skip unless supports_insert_on_duplicate_skip? && supports_insert_conflict_target? + + assert_raise ActiveRecord::RecordNotUnique do + Book.insert_all [{ id: 1, name: "Agile Web Development with Rails" }], + unique_by: :index_books_on_author_id_and_name + end + end + + def test_insert_all_and_upsert_all_with_index_finding_options + skip unless supports_insert_conflict_target? + + assert_difference "Book.count", +3 do + Book.insert_all [{ name: "Rework", author_id: 1 }], unique_by: :isbn + Book.insert_all [{ name: "Remote", author_id: 1 }], unique_by: %i( author_id name ) + Book.insert_all [{ name: "Renote", author_id: 1 }], unique_by: :index_books_on_isbn + end + + assert_raise ActiveRecord::RecordNotUnique do + Book.upsert_all [{ name: "Rework", author_id: 1 }], unique_by: :isbn + end + end + + def test_insert_all_and_upsert_all_raises_when_index_is_missing + skip unless supports_insert_conflict_target? + + [ :cats, %i( author_id isbn ), :author_id ].each do |missing_or_non_unique_by| + error = assert_raises ArgumentError do + Book.insert_all [{ name: "Rework", author_id: 1 }], unique_by: missing_or_non_unique_by + end + assert_match "No unique index", error.message + + error = assert_raises ArgumentError do + Book.upsert_all [{ name: "Rework", author_id: 1 }], unique_by: missing_or_non_unique_by + end + assert_match "No unique index", error.message + end + end + + def test_upsert_all_updates_existing_records + skip unless supports_insert_on_duplicate_update? + + new_name = "Agile Web Development with Rails, 4th Edition" + Book.upsert_all [{ id: 1, name: new_name }] + assert_equal new_name, Book.find(1).name + end + + def test_upsert_all_does_not_update_readonly_attributes + skip unless supports_insert_on_duplicate_update? + + new_name = "Agile Web Development with Rails, 4th Edition" + ReadonlyNameBook.upsert_all [{ id: 1, name: new_name }] + assert_not_equal new_name, Book.find(1).name + end + + def test_upsert_all_does_not_update_primary_keys + skip unless supports_insert_on_duplicate_update? && supports_insert_conflict_target? + + Book.upsert_all [{ id: 101, name: "Perelandra", author_id: 7 }] + Book.upsert_all [{ id: 103, name: "Perelandra", author_id: 7, isbn: "1974522598" }], + unique_by: :index_books_on_author_id_and_name + + book = Book.find_by(name: "Perelandra") + assert_equal 101, book.id, "Should not have updated the ID" + assert_equal "1974522598", book.isbn, "Should have updated the isbn" + end + + def test_upsert_all_does_not_perform_an_upsert_if_a_partial_index_doesnt_apply + skip unless supports_insert_on_duplicate_update? && supports_insert_conflict_target? && supports_partial_index? + + Book.upsert_all [{ name: "Out of the Silent Planet", author_id: 7, isbn: "1974522598", published_on: Date.new(1938, 4, 1) }] + Book.upsert_all [{ name: "Perelandra", author_id: 7, isbn: "1974522598" }], + unique_by: :index_books_on_isbn + + assert_equal ["Out of the Silent Planet", "Perelandra"], Book.where(isbn: "1974522598").order(:name).pluck(:name) + end + + def test_insert_all_raises_on_unknown_attribute + assert_raise ActiveRecord::UnknownAttributeError do + Book.insert_all! [{ unknown_attribute: "Test" }] + end + end +end diff --git a/activerecord/test/cases/instrumentation_test.rb b/activerecord/test/cases/instrumentation_test.rb index e6e8468757..06382b6c7c 100644 --- a/activerecord/test/cases/instrumentation_test.rb +++ b/activerecord/test/cases/instrumentation_test.rb @@ -5,6 +5,10 @@ require "models/book" module ActiveRecord class InstrumentationTest < ActiveRecord::TestCase + def setup + ActiveRecord::Base.connection.schema_cache.add(Book.table_name) + end + def test_payload_name_on_load Book.create(name: "test book") subscriber = ActiveSupport::Notifications.subscribe("sql.active_record") do |*args| @@ -37,8 +41,8 @@ module ActiveRecord assert_equal "Book Update", event.payload[:name] end end - book = Book.create(name: "test book") - book.update_attribute(:name, "new name") + book = Book.create(name: "test book", format: "paperback") + book.update_attribute(:format, "ebook") ensure ActiveSupport::Notifications.unsubscribe(subscriber) if subscriber end @@ -50,8 +54,8 @@ module ActiveRecord assert_equal "Book Update All", event.payload[:name] end end - Book.create(name: "test book") - Book.update_all(name: "new name") + Book.create(name: "test book", format: "paperback") + Book.update_all(format: "ebook") ensure ActiveSupport::Notifications.unsubscribe(subscriber) if subscriber end diff --git a/activerecord/test/cases/integration_test.rb b/activerecord/test/cases/integration_test.rb index 5687afbc71..4185e8d682 100644 --- a/activerecord/test/cases/integration_test.rb +++ b/activerecord/test/cases/integration_test.rb @@ -191,21 +191,6 @@ class IntegrationTest < ActiveRecord::TestCase end end - def test_named_timestamps_for_cache_key - assert_deprecated do - owner = owners(:blackbeard) - assert_equal "owners/#{owner.id}-#{owner.happy_at.utc.to_s(:usec)}", owner.cache_key(:updated_at, :happy_at) - end - end - - def test_cache_key_when_named_timestamp_is_nil - assert_deprecated do - owner = owners(:blackbeard) - owner.happy_at = nil - assert_equal "owners/#{owner.id}", owner.cache_key(:happy_at) - end - end - def test_cache_key_is_stable_with_versioning_on with_cache_versioning do developer = Developer.first diff --git a/activerecord/test/cases/invertible_migration_test.rb b/activerecord/test/cases/invertible_migration_test.rb index 6cf17ac15d..d68cc40107 100644 --- a/activerecord/test/cases/invertible_migration_test.rb +++ b/activerecord/test/cases/invertible_migration_test.rb @@ -308,6 +308,8 @@ module ActiveRecord migration2 = DisableExtension1.new migration3 = DisableExtension2.new + assert_equal true, Horse.connection.extension_available?("hstore") + migration1.migrate(:up) migration2.migrate(:up) assert_equal true, Horse.connection.extension_enabled?("hstore") diff --git a/activerecord/test/cases/legacy_configurations_test.rb b/activerecord/test/cases/legacy_configurations_test.rb deleted file mode 100644 index c36feb5116..0000000000 --- a/activerecord/test/cases/legacy_configurations_test.rb +++ /dev/null @@ -1,43 +0,0 @@ -# frozen_string_literal: true - -require "cases/helper" - -module ActiveRecord - class LegacyConfigurationsTest < ActiveRecord::TestCase - def test_can_turn_configurations_into_a_hash - assert ActiveRecord::Base.configurations.to_h.is_a?(Hash), "expected to be a hash but was not." - assert_equal ["arunit", "arunit2", "arunit_without_prepared_statements"].sort, ActiveRecord::Base.configurations.to_h.keys.sort - end - - def test_each_is_deprecated - assert_deprecated do - ActiveRecord::Base.configurations.each do |db_config| - assert_equal "primary", db_config.spec_name - end - end - end - - def test_first_is_deprecated - assert_deprecated do - db_config = ActiveRecord::Base.configurations.first - assert_equal "arunit", db_config.env_name - assert_equal "primary", db_config.spec_name - end - end - - def test_fetch_is_deprecated - assert_deprecated do - db_config = ActiveRecord::Base.configurations.fetch("arunit").first - assert_equal "arunit", db_config.env_name - assert_equal "primary", db_config.spec_name - end - end - - def test_values_are_deprecated - config_hashes = ActiveRecord::Base.configurations.configurations.map(&:config) - assert_deprecated do - assert_equal config_hashes, ActiveRecord::Base.configurations.values - end - end - end -end diff --git a/activerecord/test/cases/migration/change_schema_test.rb b/activerecord/test/cases/migration/change_schema_test.rb index 7777508349..cc0587fa50 100644 --- a/activerecord/test/cases/migration/change_schema_test.rb +++ b/activerecord/test/cases/migration/change_schema_test.rb @@ -462,7 +462,11 @@ 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?(:Mysql2Adapter) + if current_adapter?(:Mysql2Adapter) + skip "MySQL > 5.5 does not drop dependent objects with DROP TABLE CASCADE" + elsif current_adapter?(:SQLite3Adapter) + skip "SQLite3 does not support DROP TABLE CASCADE syntax" + end # 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/column_attributes_test.rb b/activerecord/test/cases/migration/column_attributes_test.rb index 3022121f4c..6f9190c110 100644 --- a/activerecord/test/cases/migration/column_attributes_test.rb +++ b/activerecord/test/cases/migration/column_attributes_test.rb @@ -177,10 +177,8 @@ module ActiveRecord 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 } - - unless current_adapter?(:PostgreSQLAdapter) - assert_raise(ActiveRecordError) { add_column :test_models, :text_too_big, :text, limit: 0xfffffffff } - end + assert_raise(ActiveRecordError) { add_column :test_models, :text_too_big, :text, limit: 0xfffffffff } + assert_raise(ActiveRecordError) { add_column :test_models, :binary_too_big, :binary, limit: 0xfffffffff } end end end diff --git a/activerecord/test/cases/migration/columns_test.rb b/activerecord/test/cases/migration/columns_test.rb index cedd9c44e3..dbbba9c5fa 100644 --- a/activerecord/test/cases/migration/columns_test.rb +++ b/activerecord/test/cases/migration/columns_test.rb @@ -109,18 +109,10 @@ module ActiveRecord add_index "test_models", ["hat_style", "hat_size"], unique: true rename_column "test_models", "hat_size", "size" - if current_adapter? :OracleAdapter - assert_equal ["i_test_models_hat_style_size"], connection.indexes("test_models").map(&:name) - else - assert_equal ["index_test_models_on_hat_style_and_size"], connection.indexes("test_models").map(&:name) - end + assert_equal ["index_test_models_on_hat_style_and_size"], connection.indexes("test_models").map(&:name) rename_column "test_models", "hat_style", "style" - if current_adapter? :OracleAdapter - assert_equal ["i_test_models_style_size"], connection.indexes("test_models").map(&:name) - else - assert_equal ["index_test_models_on_style_and_size"], connection.indexes("test_models").map(&:name) - end + assert_equal ["index_test_models_on_style_and_size"], connection.indexes("test_models").map(&:name) end def test_rename_column_does_not_rename_custom_named_index @@ -318,6 +310,17 @@ module ActiveRecord ensure connection.drop_table(:my_table) rescue nil end + + def test_add_column_without_column_name + e = assert_raise ArgumentError do + connection.create_table "my_table", force: true do |t| + t.timestamp + end + end + assert_equal "Missing column name(s) for timestamp", e.message + ensure + connection.drop_table :my_table, if_exists: true + end end end end diff --git a/activerecord/test/cases/migration/compatibility_test.rb b/activerecord/test/cases/migration/compatibility_test.rb index 017ee7951e..5753bd7117 100644 --- a/activerecord/test/cases/migration/compatibility_test.rb +++ b/activerecord/test/cases/migration/compatibility_test.rb @@ -86,8 +86,8 @@ module ActiveRecord ActiveRecord::Migrator.new(:up, [migration]).migrate - assert connection.columns(:more_testings).find { |c| c.name == "created_at" }.null - assert connection.columns(:more_testings).find { |c| c.name == "updated_at" }.null + assert connection.column_exists?(:more_testings, :created_at, null: true) + assert connection.column_exists?(:more_testings, :updated_at, null: true) ensure connection.drop_table :more_testings rescue nil end @@ -103,8 +103,25 @@ module ActiveRecord ActiveRecord::Migrator.new(:up, [migration]).migrate - assert connection.columns(:testings).find { |c| c.name == "created_at" }.null - assert connection.columns(:testings).find { |c| c.name == "updated_at" }.null + assert connection.column_exists?(:testings, :created_at, null: true) + assert connection.column_exists?(:testings, :updated_at, null: true) + end + + if ActiveRecord::Base.connection.supports_bulk_alter? + def test_timestamps_have_null_constraints_if_not_present_in_migration_of_change_table_with_bulk + migration = Class.new(ActiveRecord::Migration[4.2]) { + def migrate(x) + change_table :testings, bulk: true do |t| + t.timestamps + end + end + }.new + + ActiveRecord::Migrator.new(:up, [migration]).migrate + + assert connection.column_exists?(:testings, :created_at, null: true) + assert connection.column_exists?(:testings, :updated_at, null: true) + end end def test_timestamps_have_null_constraints_if_not_present_in_migration_for_adding_timestamps_to_existing_table @@ -116,8 +133,70 @@ module ActiveRecord ActiveRecord::Migrator.new(:up, [migration]).migrate - assert connection.columns(:testings).find { |c| c.name == "created_at" }.null - assert connection.columns(:testings).find { |c| c.name == "updated_at" }.null + assert connection.column_exists?(:testings, :created_at, null: true) + assert connection.column_exists?(:testings, :updated_at, null: true) + end + + def test_timestamps_doesnt_set_precision_on_create_table + migration = Class.new(ActiveRecord::Migration[5.2]) { + def migrate(x) + create_table :more_testings do |t| + t.timestamps + end + end + }.new + + ActiveRecord::Migrator.new(:up, [migration]).migrate + + assert connection.column_exists?(:more_testings, :created_at, null: false, **precision_implicit_default) + assert connection.column_exists?(:more_testings, :updated_at, null: false, **precision_implicit_default) + ensure + connection.drop_table :more_testings rescue nil + end + + def test_timestamps_doesnt_set_precision_on_change_table + migration = Class.new(ActiveRecord::Migration[5.2]) { + def migrate(x) + change_table :testings do |t| + t.timestamps default: Time.now + end + end + }.new + + ActiveRecord::Migrator.new(:up, [migration]).migrate + + assert connection.column_exists?(:testings, :created_at, null: false, **precision_implicit_default) + assert connection.column_exists?(:testings, :updated_at, null: false, **precision_implicit_default) + end + + if ActiveRecord::Base.connection.supports_bulk_alter? + def test_timestamps_doesnt_set_precision_on_change_table_with_bulk + migration = Class.new(ActiveRecord::Migration[5.2]) { + def migrate(x) + change_table :testings, bulk: true do |t| + t.timestamps + end + end + }.new + + ActiveRecord::Migrator.new(:up, [migration]).migrate + + assert connection.column_exists?(:testings, :created_at, null: false, **precision_implicit_default) + assert connection.column_exists?(:testings, :updated_at, null: false, **precision_implicit_default) + end + end + + def test_timestamps_doesnt_set_precision_on_add_timestamps + migration = Class.new(ActiveRecord::Migration[5.2]) { + def migrate(x) + add_timestamps :testings, default: Time.now + end + }.new + + ActiveRecord::Migrator.new(:up, [migration]).migrate + + assert connection.column_exists?(:testings, :created_at, null: false, **precision_implicit_default) + assert connection.column_exists?(:testings, :updated_at, null: false, **precision_implicit_default) end def test_legacy_migrations_raises_exception_when_inherited @@ -159,6 +238,15 @@ module ActiveRecord ActiveRecord::Base.clear_cache! end end + + private + def precision_implicit_default + if current_adapter?(:Mysql2Adapter) + { presicion: 0 } + else + { presicion: nil } + end + end end end end diff --git a/activerecord/test/cases/migration/foreign_key_test.rb b/activerecord/test/cases/migration/foreign_key_test.rb index bb233fbf74..ba21923d79 100644 --- a/activerecord/test/cases/migration/foreign_key_test.rb +++ b/activerecord/test/cases/migration/foreign_key_test.rb @@ -3,7 +3,7 @@ require "cases/helper" require "support/schema_dumping_helper" -if ActiveRecord::Base.connection.supports_foreign_keys_in_create? +if ActiveRecord::Base.connection.supports_foreign_keys? module ActiveRecord class Migration class ForeignKeyInCreateTest < ActiveRecord::TestCase @@ -31,24 +31,39 @@ if ActiveRecord::Base.connection.supports_foreign_keys_in_create? belongs_to :rocket end - setup do - @connection = ActiveRecord::Base.connection - @connection.create_table "rockets", force: true do |t| - t.string :name + class CreateRocketsMigration < ActiveRecord::Migration::Current + def up + create_table :rockets do |t| + t.string :name + end + + create_table :astronauts do |t| + t.string :name + t.references :rocket, foreign_key: true + end end - @connection.create_table "astronauts", force: true do |t| - t.string :name - t.references :rocket, foreign_key: true + def down + drop_table :astronauts, if_exists: true + drop_table :rockets, if_exists: true end + end + + def setup + @connection = ActiveRecord::Base.connection + @migration = CreateRocketsMigration.new + silence_stream($stdout) { @migration.migrate(:up) } + Rocket.reset_table_name Rocket.reset_column_information + Astronaut.reset_table_name Astronaut.reset_column_information end - teardown do - @connection.drop_table "astronauts", if_exists: true - @connection.drop_table "rockets", if_exists: true + def teardown + silence_stream($stdout) { @migration.migrate(:down) } + Rocket.reset_table_name Rocket.reset_column_information + Astronaut.reset_table_name Astronaut.reset_column_information end @@ -56,53 +71,100 @@ if ActiveRecord::Base.connection.supports_foreign_keys_in_create? rocket = Rocket.create!(name: "myrocket") rocket.astronauts << Astronaut.create! - @connection.change_column_null :rockets, :name, false + @connection.change_column_null Rocket.table_name, :name, false - foreign_keys = @connection.foreign_keys("astronauts") + foreign_keys = @connection.foreign_keys(Astronaut.table_name) assert_equal 1, foreign_keys.size fk = foreign_keys.first assert_equal "myrocket", Rocket.first.name - assert_equal "astronauts", fk.from_table - assert_equal "rockets", fk.to_table + assert_equal Astronaut.table_name, fk.from_table + assert_equal Rocket.table_name, fk.to_table end def test_rename_column_of_child_table rocket = Rocket.create!(name: "myrocket") rocket.astronauts << Astronaut.create! - @connection.rename_column :astronauts, :name, :astronaut_name + @connection.rename_column Astronaut.table_name, :name, :astronaut_name - foreign_keys = @connection.foreign_keys("astronauts") + foreign_keys = @connection.foreign_keys(Astronaut.table_name) assert_equal 1, foreign_keys.size fk = foreign_keys.first assert_equal "myrocket", Rocket.first.name - assert_equal "astronauts", fk.from_table - assert_equal "rockets", fk.to_table + assert_equal Astronaut.table_name, fk.from_table + assert_equal Rocket.table_name, fk.to_table end def test_rename_reference_column_of_child_table rocket = Rocket.create!(name: "myrocket") rocket.astronauts << Astronaut.create! - @connection.rename_column :astronauts, :rocket_id, :new_rocket_id + @connection.rename_column Astronaut.table_name, :rocket_id, :new_rocket_id - foreign_keys = @connection.foreign_keys("astronauts") + foreign_keys = @connection.foreign_keys(Astronaut.table_name) assert_equal 1, foreign_keys.size fk = foreign_keys.first assert_equal "myrocket", Rocket.first.name - assert_equal "astronauts", fk.from_table - assert_equal "rockets", fk.to_table + assert_equal Astronaut.table_name, fk.from_table + assert_equal Rocket.table_name, fk.to_table assert_equal "new_rocket_id", fk.options[:column] end + + def test_remove_reference_column_of_child_table + rocket = Rocket.create!(name: "myrocket") + rocket.astronauts << Astronaut.create! + + @connection.remove_column Astronaut.table_name, :rocket_id + + assert_empty @connection.foreign_keys(Astronaut.table_name) + end + + def test_remove_foreign_key_by_column + rocket = Rocket.create!(name: "myrocket") + rocket.astronauts << Astronaut.create! + + @connection.remove_foreign_key Astronaut.table_name, column: :rocket_id + + assert_empty @connection.foreign_keys(Astronaut.table_name) + end + + def test_remove_foreign_key_by_column_in_change_table + rocket = Rocket.create!(name: "myrocket") + rocket.astronauts << Astronaut.create! + + @connection.change_table Astronaut.table_name do |t| + t.remove_foreign_key column: :rocket_id + end + + assert_empty @connection.foreign_keys(Astronaut.table_name) + end + end + + class ForeignKeyChangeColumnWithPrefixTest < ForeignKeyChangeColumnTest + setup do + ActiveRecord::Base.table_name_prefix = "p_" + end + + teardown do + ActiveRecord::Base.table_name_prefix = nil + end + end + + class ForeignKeyChangeColumnWithSuffixTest < ForeignKeyChangeColumnTest + setup do + ActiveRecord::Base.table_name_suffix = "_p" + end + + teardown do + ActiveRecord::Base.table_name_suffix = nil + end end end end -end -if ActiveRecord::Base.connection.supports_foreign_keys? module ActiveRecord class Migration class ForeignKeyTest < ActiveRecord::TestCase @@ -141,7 +203,7 @@ if ActiveRecord::Base.connection.supports_foreign_keys? assert_equal "fk_test_has_pk", fk.to_table assert_equal "fk_id", fk.column assert_equal "pk_id", fk.primary_key - assert_equal "fk_name", fk.name + assert_equal "fk_name", fk.name unless current_adapter?(:SQLite3Adapter) end def test_add_foreign_key_inferes_column @@ -155,7 +217,7 @@ if ActiveRecord::Base.connection.supports_foreign_keys? assert_equal "rockets", fk.to_table assert_equal "rocket_id", fk.column assert_equal "id", fk.primary_key - assert_equal("fk_rails_78146ddd2e", fk.name) + assert_equal "fk_rails_78146ddd2e", fk.name unless current_adapter?(:SQLite3Adapter) end def test_add_foreign_key_with_column @@ -169,7 +231,7 @@ if ActiveRecord::Base.connection.supports_foreign_keys? assert_equal "rockets", fk.to_table assert_equal "rocket_id", fk.column assert_equal "id", fk.primary_key - assert_equal("fk_rails_78146ddd2e", fk.name) + assert_equal "fk_rails_78146ddd2e", fk.name unless current_adapter?(:SQLite3Adapter) end def test_add_foreign_key_with_non_standard_primary_key @@ -188,7 +250,7 @@ if ActiveRecord::Base.connection.supports_foreign_keys? assert_equal "space_shuttles", fk.to_table assert_equal "pk", fk.primary_key ensure - @connection.remove_foreign_key :astronauts, name: "custom_pk" + @connection.remove_foreign_key :astronauts, name: "custom_pk", to_table: "space_shuttles" @connection.drop_table :space_shuttles end @@ -262,6 +324,8 @@ if ActiveRecord::Base.connection.supports_foreign_keys? end def test_foreign_key_exists_by_name + skip if current_adapter?(:SQLite3Adapter) + @connection.add_foreign_key :astronauts, :rockets, column: "rocket_id", name: "fancy_named_fk" assert @connection.foreign_key_exists?(:astronauts, name: "fancy_named_fk") @@ -293,6 +357,8 @@ if ActiveRecord::Base.connection.supports_foreign_keys? end def test_remove_foreign_key_by_name + skip if current_adapter?(:SQLite3Adapter) + @connection.add_foreign_key :astronauts, :rockets, column: "rocket_id", name: "fancy_named_fk" assert_equal 1, @connection.foreign_keys("astronauts").size @@ -301,9 +367,22 @@ if ActiveRecord::Base.connection.supports_foreign_keys? end def test_remove_foreign_non_existing_foreign_key_raises - assert_raises ArgumentError do + e = assert_raises ArgumentError do @connection.remove_foreign_key :astronauts, :rockets end + assert_equal "Table 'astronauts' has no foreign key for rockets", e.message + end + + def test_remove_foreign_key_by_the_select_one_on_the_same_table + @connection.add_foreign_key :astronauts, :rockets + @connection.add_reference :astronauts, :myrocket, foreign_key: { to_table: :rockets } + + assert_equal 2, @connection.foreign_keys("astronauts").size + + @connection.remove_foreign_key :astronauts, :rockets, column: "myrocket_id" + + assert_equal [["astronauts", "rockets", "rocket_id"]], + @connection.foreign_keys("astronauts").map { |fk| [fk.from_table, fk.to_table, fk.column] } end if ActiveRecord::Base.connection.supports_validate_constraints? @@ -382,7 +461,11 @@ if ActiveRecord::Base.connection.supports_foreign_keys? def test_schema_dumping_with_options output = dump_table_schema "fk_test_has_fk" - assert_match %r{\s+add_foreign_key "fk_test_has_fk", "fk_test_has_pk", column: "fk_id", primary_key: "pk_id", name: "fk_name"$}, output + if current_adapter?(:SQLite3Adapter) + assert_match %r{\s+add_foreign_key "fk_test_has_fk", "fk_test_has_pk", column: "fk_id", primary_key: "pk_id"$}, output + else + assert_match %r{\s+add_foreign_key "fk_test_has_fk", "fk_test_has_pk", column: "fk_id", primary_key: "pk_id", name: "fk_name"$}, output + end end def test_schema_dumping_with_custom_fk_ignore_pattern @@ -436,7 +519,7 @@ if ActiveRecord::Base.connection.supports_foreign_keys? end class CreateSchoolsAndClassesMigration < ActiveRecord::Migration::Current - def change + def up create_table(:schools) create_table(:classes) do |t| @@ -444,6 +527,11 @@ if ActiveRecord::Base.connection.supports_foreign_keys? end add_foreign_key :classes, :schools end + + def down + drop_table :classes, if_exists: true + drop_table :schools, if_exists: true + end end def test_add_foreign_key_with_prefix @@ -468,30 +556,4 @@ if ActiveRecord::Base.connection.supports_foreign_keys? end end end -else - module ActiveRecord - class Migration - class NoForeignKeySupportTest < ActiveRecord::TestCase - setup do - @connection = ActiveRecord::Base.connection - end - - def test_add_foreign_key_should_be_noop - @connection.add_foreign_key :clubs, :categories - end - - def test_remove_foreign_key_should_be_noop - @connection.remove_foreign_key :clubs, :categories - end - - unless current_adapter?(:SQLite3Adapter) - def test_foreign_keys_should_raise_not_implemented - assert_raises NotImplementedError do - @connection.foreign_keys("clubs") - end - end - end - end - end - end end diff --git a/activerecord/test/cases/migration/index_test.rb b/activerecord/test/cases/migration/index_test.rb index f8fecc83cd..5e688efc2b 100644 --- a/activerecord/test/cases/migration/index_test.rb +++ b/activerecord/test/cases/migration/index_test.rb @@ -158,14 +158,11 @@ module ActiveRecord connection.add_index("testings", ["last_name", "first_name"]) connection.remove_index("testings", column: ["last_name", "first_name"]) - # Oracle adapter cannot have specified index name larger than 30 characters - # Oracle adapter is shortening index name when just column list is given - unless current_adapter?(:OracleAdapter) - connection.add_index("testings", ["last_name", "first_name"]) - connection.remove_index("testings", name: :index_testings_on_last_name_and_first_name) - connection.add_index("testings", ["last_name", "first_name"]) - connection.remove_index("testings", "last_name_and_first_name") - end + connection.add_index("testings", ["last_name", "first_name"]) + connection.remove_index("testings", name: :index_testings_on_last_name_and_first_name) + connection.add_index("testings", ["last_name", "first_name"]) + connection.remove_index("testings", "last_name_and_first_name") + connection.add_index("testings", ["last_name", "first_name"]) connection.remove_index("testings", ["last_name", "first_name"]) diff --git a/activerecord/test/cases/migration/references_foreign_key_test.rb b/activerecord/test/cases/migration/references_foreign_key_test.rb index 7a092103c7..90a50a5651 100644 --- a/activerecord/test/cases/migration/references_foreign_key_test.rb +++ b/activerecord/test/cases/migration/references_foreign_key_test.rb @@ -2,7 +2,7 @@ require "cases/helper" -if ActiveRecord::Base.connection.supports_foreign_keys_in_create? +if ActiveRecord::Base.connection.supports_foreign_keys? module ActiveRecord class Migration class ReferencesForeignKeyInCreateTest < ActiveRecord::TestCase @@ -65,9 +65,7 @@ if ActiveRecord::Base.connection.supports_foreign_keys_in_create? end end end -end -if ActiveRecord::Base.connection.supports_foreign_keys? module ActiveRecord class Migration class ReferencesForeignKeyTest < ActiveRecord::TestCase @@ -152,35 +150,38 @@ if ActiveRecord::Base.connection.supports_foreign_keys? end test "foreign key methods respect pluralize_table_names" do - begin - original_pluralize_table_names = ActiveRecord::Base.pluralize_table_names - ActiveRecord::Base.pluralize_table_names = false - @connection.create_table :testing - @connection.change_table :testing_parents do |t| - t.references :testing, foreign_key: true - end + original_pluralize_table_names = ActiveRecord::Base.pluralize_table_names + ActiveRecord::Base.pluralize_table_names = false + @connection.create_table :testing + @connection.change_table :testing_parents do |t| + t.references :testing, foreign_key: true + end - fk = @connection.foreign_keys("testing_parents").first - assert_equal "testing_parents", fk.from_table - assert_equal "testing", fk.to_table + fk = @connection.foreign_keys("testing_parents").first + assert_equal "testing_parents", fk.from_table + assert_equal "testing", fk.to_table - assert_difference "@connection.foreign_keys('testing_parents').size", -1 do - @connection.remove_reference :testing_parents, :testing, foreign_key: true - end - ensure - ActiveRecord::Base.pluralize_table_names = original_pluralize_table_names - @connection.drop_table "testing", if_exists: true + assert_difference "@connection.foreign_keys('testing_parents').size", -1 do + @connection.remove_reference :testing_parents, :testing, foreign_key: true end + ensure + ActiveRecord::Base.pluralize_table_names = original_pluralize_table_names + @connection.drop_table "testing", if_exists: true end class CreateDogsMigration < ActiveRecord::Migration::Current - def change + def up create_table :dog_owners create_table :dogs do |t| t.references :dog_owner, foreign_key: true end end + + def down + drop_table :dogs, if_exists: true + drop_table :dog_owners, if_exists: true + end end def test_references_foreign_key_with_prefix @@ -234,24 +235,4 @@ if ActiveRecord::Base.connection.supports_foreign_keys? end end end -else - class ReferencesWithoutForeignKeySupportTest < ActiveRecord::TestCase - setup do - @connection = ActiveRecord::Base.connection - @connection.create_table(:testing_parents, force: true) - end - - teardown do - @connection.drop_table("testings", if_exists: true) - @connection.drop_table("testing_parents", if_exists: true) - end - - test "ignores foreign keys defined with the table" do - @connection.create_table :testings do |t| - t.references :testing_parent, foreign_key: true - end - - assert_includes @connection.data_sources, "testings" - end - end end diff --git a/activerecord/test/cases/migration_test.rb b/activerecord/test/cases/migration_test.rb index 5d060c8899..788c8c36b8 100644 --- a/activerecord/test/cases/migration_test.rb +++ b/activerecord/test/cases/migration_test.rb @@ -71,13 +71,10 @@ class MigrationTest < ActiveRecord::TestCase ActiveRecord::Migration.verbose = @verbose_was end - def test_migrator_migrations_path_is_deprecated - assert_deprecated do - ActiveRecord::Migrator.migrations_path = "/whatever" - end - ensure + def test_passing_migrations_paths_to_assume_migrated_upto_version_is_deprecated + ActiveRecord::SchemaMigration.create_table assert_deprecated do - ActiveRecord::Migrator.migrations_path = "db/migrate" + ActiveRecord::Base.connection.assume_migrated_upto_version(0, []) end end @@ -127,6 +124,36 @@ class MigrationTest < ActiveRecord::TestCase assert_equal 20131219224947, migrator.current_version end + def test_create_table_raises_if_already_exists + connection = Person.connection + connection.create_table :testings, force: true do |t| + t.string :foo + end + + assert_raise(ActiveRecord::StatementInvalid) do + connection.create_table :testings do |t| + t.string :foo + end + end + ensure + connection.drop_table :testings, if_exists: true + end + + def test_create_table_with_if_not_exists_true + connection = Person.connection + connection.create_table :testings, force: true do |t| + t.string :foo + end + + assert_nothing_raised do + connection.create_table :testings, if_not_exists: true do |t| + t.string :foo + end + end + ensure + connection.drop_table :testings, if_exists: true + end + def test_create_table_with_force_true_does_not_drop_nonexisting_table # using a copy as we need the drop_table method to # continue to work for the ensure block of the test @@ -412,7 +439,6 @@ class MigrationTest < ActiveRecord::TestCase current_env = ActiveRecord::ConnectionHandling::DEFAULT_ENV.call migrations_path = MIGRATIONS_ROOT + "/valid" - current_env = ActiveRecord::ConnectionHandling::DEFAULT_ENV.call migrator = ActiveRecord::MigrationContext.new(migrations_path) migrator.up assert_equal current_env, ActiveRecord::InternalMetadata[:environment] @@ -541,41 +567,16 @@ class MigrationTest < ActiveRecord::TestCase end end - if current_adapter? :OracleAdapter - def test_create_table_with_custom_sequence_name - # table name is 29 chars, the standard sequence name will - # be 33 chars and should be shortened - assert_nothing_raised do - begin - Person.connection.create_table :table_with_name_thats_just_ok do |t| - t.column :foo, :string, null: false - end - ensure - Person.connection.drop_table :table_with_name_thats_just_ok rescue nil - end - end - - # should be all good w/ a custom sequence name - assert_nothing_raised do - begin - Person.connection.create_table :table_with_name_thats_just_ok, - sequence_name: "suitably_short_seq" do |t| - t.column :foo, :string, null: false - end - - Person.connection.execute("select suitably_short_seq.nextval from dual") - - ensure - Person.connection.drop_table :table_with_name_thats_just_ok, - sequence_name: "suitably_short_seq" rescue nil - end - end - - # confirm the custom sequence got dropped - assert_raise(ActiveRecord::StatementInvalid) do - Person.connection.execute("select suitably_short_seq.nextval from dual") + def test_decimal_scale_without_precision_should_raise + e = assert_raise(ArgumentError) do + Person.connection.create_table :test_decimal_scales, force: true do |t| + t.decimal :scaleonly, scale: 10 end end + + assert_equal "Error adding decimal column: precision cannot be empty if scale is specified", e.message + ensure + Person.connection.drop_table :test_decimal_scales, if_exists: true end if current_adapter?(:Mysql2Adapter, :PostgreSQLAdapter) @@ -586,13 +587,11 @@ class MigrationTest < ActiveRecord::TestCase end end - assert_match(/No integer type has byte size 10/, e.message) + assert_includes e.message, "No integer type has byte size 10" ensure Person.connection.drop_table :test_integer_limits, if_exists: true end - end - if current_adapter?(:Mysql2Adapter) def test_out_of_range_text_limit_should_raise e = assert_raise(ActiveRecord::ActiveRecordError, "text limit didn't raise") do Person.connection.create_table :test_text_limits, force: true do |t| @@ -600,12 +599,38 @@ class MigrationTest < ActiveRecord::TestCase end end - assert_match(/No text type has byte length #{0xfffffffff}/, e.message) + assert_includes e.message, "No text type has byte size #{0xfffffffff}" + ensure + Person.connection.drop_table :test_text_limits, if_exists: true + end + + def test_out_of_range_binary_limit_should_raise + e = assert_raise(ActiveRecord::ActiveRecordError) do + Person.connection.create_table :test_text_limits, force: true do |t| + t.binary :bigbinary, limit: 0xfffffffff + end + end + + assert_includes e.message, "No binary type has byte size #{0xfffffffff}" ensure Person.connection.drop_table :test_text_limits, if_exists: true end end + if current_adapter?(:Mysql2Adapter) + def test_invalid_text_size_should_raise + e = assert_raise(ArgumentError) do + Person.connection.create_table :test_text_sizes, force: true do |t| + t.text :bigtext, size: 0xfffffffff + end + end + + assert_equal "#{0xfffffffff} is invalid :size value. Only :tiny, :medium, and :long are allowed.", e.message + ensure + Person.connection.drop_table :test_text_sizes, if_exists: true + end + end + if ActiveRecord::Base.connection.supports_advisory_locks? def test_migrator_generates_valid_lock_id migration = Class.new(ActiveRecord::Migration::Current).new @@ -712,15 +737,13 @@ class MigrationTest < ActiveRecord::TestCase 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 + 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 thread_lock.wait # wait until the 'other process' has the lock diff --git a/activerecord/test/cases/multiple_db_test.rb b/activerecord/test/cases/multiple_db_test.rb index 192d2f5251..f11c441c65 100644 --- a/activerecord/test/cases/multiple_db_test.rb +++ b/activerecord/test/cases/multiple_db_test.rb @@ -106,14 +106,12 @@ class MultipleDbTest < ActiveRecord::TestCase end def test_associations_should_work_when_model_has_no_connection - begin - ActiveRecord::Base.remove_connection - assert_nothing_raised do - College.first.courses.first - end - ensure - ActiveRecord::Base.establish_connection :arunit + ActiveRecord::Base.remove_connection + assert_nothing_raised do + College.first.courses.first end + ensure + ActiveRecord::Base.establish_connection :arunit end end end diff --git a/activerecord/test/cases/numeric_data_test.rb b/activerecord/test/cases/numeric_data_test.rb index 14db63890e..079e664ee4 100644 --- a/activerecord/test/cases/numeric_data_test.rb +++ b/activerecord/test/cases/numeric_data_test.rb @@ -24,8 +24,10 @@ class NumericDataTest < ActiveRecord::TestCase ) assert m.save - m1 = NumericData.find(m.id) - assert_not_nil m1 + m1 = NumericData.find_by( + bank_balance: 1586.43, + big_bank_balance: BigDecimal("1000234000567.95") + ) assert_kind_of Integer, m1.world_population assert_equal 2**62, m1.world_population @@ -49,8 +51,10 @@ class NumericDataTest < ActiveRecord::TestCase ) assert m.save - m1 = NumericData.find(m.id) - assert_not_nil m1 + m1 = NumericData.find_by( + bank_balance: 1586.43122334, + big_bank_balance: BigDecimal("234000567.952344") + ) assert_kind_of Integer, m1.world_population assert_equal 2**62, m1.world_population @@ -64,4 +68,26 @@ class NumericDataTest < ActiveRecord::TestCase assert_kind_of BigDecimal, m1.big_bank_balance assert_equal BigDecimal("234000567.95"), m1.big_bank_balance end + + if current_adapter?(:PostgreSQLAdapter) + def test_numeric_fields_with_nan + m = NumericData.new( + bank_balance: BigDecimal("NaN"), + big_bank_balance: BigDecimal("NaN"), + world_population: 2**62, + my_house_population: 3 + ) + assert_predicate m.bank_balance, :nan? + assert_predicate m.big_bank_balance, :nan? + assert m.save + + m1 = NumericData.find_by( + bank_balance: BigDecimal("NaN"), + big_bank_balance: BigDecimal("NaN") + ) + + assert_predicate m1.bank_balance, :nan? + assert_predicate m1.big_bank_balance, :nan? + end + end end diff --git a/activerecord/test/cases/persistence_test.rb b/activerecord/test/cases/persistence_test.rb index 4830ff2b5f..d5057ad381 100644 --- a/activerecord/test/cases/persistence_test.rb +++ b/activerecord/test/cases/persistence_test.rb @@ -53,6 +53,20 @@ class PersistenceTest < ActiveRecord::TestCase assert_not_equal "2 updated", Topic.find(2).content end + def test_class_level_update_without_ids + topics = Topic.all + assert_equal 5, topics.length + topics.each do |topic| + assert_not_equal "updated", topic.content + end + + updated = Topic.update(content: "updated") + assert_equal 5, updated.length + updated.each do |topic| + assert_equal "updated", topic.content + end + end + def test_class_level_update_is_affected_by_scoping topic_data = { 1 => { "content" => "1 updated" }, 2 => { "content" => "2 updated" } } diff --git a/activerecord/test/cases/pooled_connections_test.rb b/activerecord/test/cases/pooled_connections_test.rb index fa7f759e51..080aeb0989 100644 --- a/activerecord/test/cases/pooled_connections_test.rb +++ b/activerecord/test/cases/pooled_connections_test.rb @@ -25,14 +25,12 @@ class PooledConnectionsTest < ActiveRecord::TestCase @timed_out = 0 threads.times do Thread.new do - begin - conn = ActiveRecord::Base.connection_pool.checkout - sleep 0.1 - ActiveRecord::Base.connection_pool.checkin conn - @connection_count += 1 - rescue ActiveRecord::ConnectionTimeoutError - @timed_out += 1 - end + conn = ActiveRecord::Base.connection_pool.checkout + sleep 0.1 + ActiveRecord::Base.connection_pool.checkin conn + @connection_count += 1 + rescue ActiveRecord::ConnectionTimeoutError + @timed_out += 1 end.join end end @@ -42,14 +40,12 @@ class PooledConnectionsTest < ActiveRecord::TestCase @connection_count = 0 @timed_out = 0 loops.times do - begin - conn = ActiveRecord::Base.connection_pool.checkout - ActiveRecord::Base.connection_pool.checkin conn - @connection_count += 1 - ActiveRecord::Base.connection.data_sources - rescue ActiveRecord::ConnectionTimeoutError - @timed_out += 1 - end + conn = ActiveRecord::Base.connection_pool.checkout + ActiveRecord::Base.connection_pool.checkin conn + @connection_count += 1 + ActiveRecord::Base.connection.data_sources + rescue ActiveRecord::ConnectionTimeoutError + @timed_out += 1 end end diff --git a/activerecord/test/cases/primary_keys_test.rb b/activerecord/test/cases/primary_keys_test.rb index 4ed7469039..4759d3b6b2 100644 --- a/activerecord/test/cases/primary_keys_test.rb +++ b/activerecord/test/cases/primary_keys_test.rb @@ -354,7 +354,6 @@ class CompositePrimaryKeyTest < ActiveRecord::TestCase end def test_composite_primary_key_out_of_order - skip if current_adapter?(:SQLite3Adapter) assert_equal ["code", "region"], @connection.primary_keys("barcodes_reverse") end @@ -376,7 +375,6 @@ class CompositePrimaryKeyTest < ActiveRecord::TestCase end def test_dumping_composite_primary_key_out_of_order - skip if current_adapter?(:SQLite3Adapter) schema = dump_table_schema "barcodes_reverse" assert_match %r{create_table "barcodes_reverse", primary_key: \["code", "region"\]}, schema end diff --git a/activerecord/test/cases/query_cache_test.rb b/activerecord/test/cases/query_cache_test.rb index 565190c476..eb32b690aa 100644 --- a/activerecord/test/cases/query_cache_test.rb +++ b/activerecord/test/cases/query_cache_test.rb @@ -55,78 +55,97 @@ class QueryCacheTest < ActiveRecord::TestCase assert_cache :off end + def test_query_cache_is_applied_to_connections_in_all_handlers + ActiveRecord::Base.connection_handlers = { + writing: ActiveRecord::Base.default_connection_handler, + reading: ActiveRecord::ConnectionAdapters::ConnectionHandler.new + } + + ActiveRecord::Base.connected_to(role: :reading) do + ActiveRecord::Base.establish_connection(ActiveRecord::Base.configurations["arunit"]) + end + + mw = middleware { |env| + ro_conn = ActiveRecord::Base.connection_handlers[:reading].connection_pool_list.first.connection + assert_predicate ActiveRecord::Base.connection, :query_cache_enabled + assert_predicate ro_conn, :query_cache_enabled + } + + mw.call({}) + ensure + ActiveRecord::Base.connection_handlers = { writing: ActiveRecord::Base.default_connection_handler } + end + def test_query_cache_across_threads with_temporary_connection_pool do - begin - if in_memory_db? - # Separate connections to an in-memory database create an entirely new database, - # with an empty schema etc, so we just stub out this schema on the fly. - ActiveRecord::Base.connection_pool.with_connection do |connection| - connection.create_table :tasks do |t| - t.datetime :starting - t.datetime :ending - end + if in_memory_db? + # Separate connections to an in-memory database create an entirely new database, + # with an empty schema etc, so we just stub out this schema on the fly. + ActiveRecord::Base.connection_pool.with_connection do |connection| + connection.create_table :tasks do |t| + t.datetime :starting + t.datetime :ending end - ActiveRecord::FixtureSet.create_fixtures(self.class.fixture_path, ["tasks"], {}, ActiveRecord::Base) end + ActiveRecord::FixtureSet.create_fixtures(self.class.fixture_path, ["tasks"], {}, ActiveRecord::Base) + end - ActiveRecord::Base.connection_pool.connections.each do |conn| - assert_cache :off, conn - end + ActiveRecord::Base.connection_pool.connections.each do |conn| + assert_cache :off, conn + end - assert_not_predicate ActiveRecord::Base.connection, :nil? - assert_cache :off + assert_not_predicate ActiveRecord::Base.connection, :nil? + assert_cache :off - middleware { - assert_cache :clean + middleware { + assert_cache :clean - Task.find 1 - assert_cache :dirty + Task.find 1 + assert_cache :dirty - thread_1_connection = ActiveRecord::Base.connection - ActiveRecord::Base.clear_active_connections! - assert_cache :off, thread_1_connection + thread_1_connection = ActiveRecord::Base.connection + ActiveRecord::Base.clear_active_connections! + assert_cache :off, thread_1_connection - started = Concurrent::Event.new - checked = Concurrent::Event.new + started = Concurrent::Event.new + checked = Concurrent::Event.new - thread_2_connection = nil - thread = Thread.new { - thread_2_connection = ActiveRecord::Base.connection + thread_2_connection = nil + thread = Thread.new { + thread_2_connection = ActiveRecord::Base.connection - assert_equal thread_2_connection, thread_1_connection - assert_cache :off + assert_equal thread_2_connection, thread_1_connection + assert_cache :off - middleware { - assert_cache :clean + middleware { + assert_cache :clean - Task.find 1 - assert_cache :dirty + Task.find 1 + assert_cache :dirty - started.set - checked.wait + started.set + checked.wait - ActiveRecord::Base.clear_active_connections! - }.call({}) - } + ActiveRecord::Base.clear_active_connections! + }.call({}) + } - started.wait + started.wait - thread_1_connection = ActiveRecord::Base.connection - assert_not_equal thread_1_connection, thread_2_connection - assert_cache :dirty, thread_2_connection - checked.set - thread.join + thread_1_connection = ActiveRecord::Base.connection + assert_not_equal thread_1_connection, thread_2_connection + assert_cache :dirty, thread_2_connection + checked.set + thread.join - assert_cache :off, thread_2_connection - }.call({}) + assert_cache :off, thread_2_connection + }.call({}) - ActiveRecord::Base.connection_pool.connections.each do |conn| - assert_cache :off, conn - end - ensure - ActiveRecord::Base.connection_pool.disconnect! + ActiveRecord::Base.connection_pool.connections.each do |conn| + assert_cache :off, conn end + ensure + ActiveRecord::Base.connection_pool.disconnect! end end @@ -295,7 +314,7 @@ class QueryCacheTest < ActiveRecord::TestCase payload[:sql].downcase! end - assert_raises frozen_error_class do + assert_raises FrozenError do ActiveRecord::Base.cache do assert_queries(1) { Task.find(1); Task.find(1) } end @@ -353,12 +372,10 @@ class QueryCacheTest < ActiveRecord::TestCase assert_not_predicate Task, :connected? Task.cache do - begin - assert_queries(1) { Task.find(1); Task.find(1) } - ensure - ActiveRecord::Base.connection_handler.remove_connection(Task.connection_specification_name) - Task.connection_specification_name = spec_name - end + assert_queries(1) { Task.find(1); Task.find(1) } + ensure + ActiveRecord::Base.connection_handler.remove_connection(Task.connection_specification_name) + Task.connection_specification_name = spec_name end end end @@ -485,6 +502,44 @@ class QueryCacheTest < ActiveRecord::TestCase }.call({}) end + def test_clear_query_cache_is_called_on_all_connections + skip "with in memory db, reading role won't be able to see database on writing role" if in_memory_db? + with_temporary_connection_pool do + ActiveRecord::Base.connection_handlers = { + writing: ActiveRecord::Base.default_connection_handler, + reading: ActiveRecord::ConnectionAdapters::ConnectionHandler.new + } + + ActiveRecord::Base.connected_to(role: :reading) do + ActiveRecord::Base.establish_connection(ActiveRecord::Base.configurations["arunit"]) + end + + mw = middleware { |env| + ActiveRecord::Base.connected_to(role: :reading) do + @topic = Topic.first + end + + assert @topic + + ActiveRecord::Base.connected_to(role: :writing) do + @topic.title = "It doesn't have to be crazy at work" + @topic.save! + end + + assert_equal "It doesn't have to be crazy at work", @topic.title + + ActiveRecord::Base.connected_to(role: :reading) do + @topic = Topic.first + assert_equal "It doesn't have to be crazy at work", @topic.title + end + } + + mw.call({}) + end + ensure + ActiveRecord::Base.connection_handlers = { writing: ActiveRecord::Base.default_connection_handler } + end + private def with_temporary_connection_pool diff --git a/activerecord/test/cases/reaper_test.rb b/activerecord/test/cases/reaper_test.rb index b630f782bc..402ddcf05a 100644 --- a/activerecord/test/cases/reaper_test.rb +++ b/activerecord/test/cases/reaper_test.rb @@ -48,7 +48,7 @@ module ActiveRecord reaper = ConnectionPool::Reaper.new(fp, 0.0001) reaper.run - until fp.reaped + until fp.flushed Thread.pass end assert fp.reaped diff --git a/activerecord/test/cases/relation/delegation_test.rb b/activerecord/test/cases/relation/delegation_test.rb index a8030c2d64..172fa20bc3 100644 --- a/activerecord/test/cases/relation/delegation_test.rb +++ b/activerecord/test/cases/relation/delegation_test.rb @@ -5,7 +5,7 @@ require "models/post" require "models/comment" module ActiveRecord - module ArrayDelegationTests + module DelegationTests ARRAY_DELEGATES = [ :+, :-, :|, :&, :[], :shuffle, :all?, :collect, :compact, :detect, :each, :each_cons, :each_with_index, @@ -21,25 +21,14 @@ module ActiveRecord assert_respond_to target, method end end - end - - module DeprecatedArelDelegationTests - AREL_METHODS = [ - :with, :orders, :froms, :project, :projections, :taken, :constraints, :exists, :locked, :where_sql, - :ast, :source, :join_sources, :to_dot, :create_insert, :create_true, :create_false - ] - def test_deprecate_arel_delegation - AREL_METHODS.each do |method| - assert_deprecated { target.public_send(method) } - assert_deprecated { target.public_send(method) } - end + def test_not_respond_to_arel_method + assert_not_respond_to target, :exists end end class DelegationAssociationTest < ActiveRecord::TestCase - include ArrayDelegationTests - include DeprecatedArelDelegationTests + include DelegationTests def target Post.new.comments @@ -47,8 +36,7 @@ module ActiveRecord end class DelegationRelationTest < ActiveRecord::TestCase - include ArrayDelegationTests - include DeprecatedArelDelegationTests + include DelegationTests def target Comment.all @@ -56,26 +44,28 @@ module ActiveRecord end class QueryingMethodsDelegationTest < ActiveRecord::TestCase - QUERYING_METHODS = [ - :find, :take, :take!, :first, :first!, :last, :last!, :exists?, :any?, :many?, :none?, :one?, - :second, :second!, :third, :third!, :fourth, :fourth!, :fifth, :fifth!, :forty_two, :forty_two!, :third_to_last, :third_to_last!, :second_to_last, :second_to_last!, - :first_or_create, :first_or_create!, :first_or_initialize, - :find_or_create_by, :find_or_create_by!, :create_or_find_by, :create_or_find_by!, :find_or_initialize_by, - :find_by, :find_by!, - :destroy_all, :delete_all, :update_all, - :find_each, :find_in_batches, :in_batches, - :select, :group, :order, :except, :reorder, :limit, :offset, :joins, :left_joins, :left_outer_joins, :or, - :where, :rewhere, :preload, :eager_load, :includes, :from, :lock, :readonly, :extending, - :having, :create_with, :distinct, :references, :none, :unscope, :merge, - :count, :average, :minimum, :maximum, :sum, :calculate, - :pluck, :pick, :ids, - ] + QUERYING_METHODS = + ActiveRecord::Batches.public_instance_methods(false) + + ActiveRecord::Calculations.public_instance_methods(false) + + ActiveRecord::FinderMethods.public_instance_methods(false) - [:raise_record_not_found_exception!] + + ActiveRecord::SpawnMethods.public_instance_methods(false) - [:spawn, :merge!] + + ActiveRecord::QueryMethods.public_instance_methods(false).reject { |method| + method.to_s.end_with?("=", "!", "value", "values", "clause") + } - [:reverse_order, :arel, :extensions] + [ + :any?, :many?, :none?, :one?, + :first_or_create, :first_or_create!, :first_or_initialize, + :find_or_create_by, :find_or_create_by!, :find_or_initialize_by, + :create_or_find_by, :create_or_find_by!, + :destroy_all, :delete_all, :update_all, :delete_by, :destroy_by + ] def test_delegate_querying_methods klass = Class.new(ActiveRecord::Base) do self.table_name = "posts" end + assert_equal QUERYING_METHODS.sort, ActiveRecord::Querying::QUERYING_METHODS.sort + QUERYING_METHODS.each do |method| assert_respond_to klass.all, method assert_respond_to klass, method diff --git a/activerecord/test/cases/relation/delete_all_test.rb b/activerecord/test/cases/relation/delete_all_test.rb index 446d7621ea..9b76936b7e 100644 --- a/activerecord/test/cases/relation/delete_all_test.rb +++ b/activerecord/test/cases/relation/delete_all_test.rb @@ -80,25 +80,42 @@ class DeleteAllTest < ActiveRecord::TestCase assert_equal pets.count, pets.delete_all end - unless current_adapter?(:OracleAdapter) - def test_delete_all_with_order_and_limit_deletes_subset_only - author = authors(:david) - limited_posts = Post.where(author: author).order(:id).limit(1) - assert_equal 1, limited_posts.size - assert_equal 2, limited_posts.limit(2).size - assert_equal 1, limited_posts.delete_all - assert_raise(ActiveRecord::RecordNotFound) { posts(:welcome) } - assert posts(:thinking) + def test_delete_all_with_order_and_limit_deletes_subset_only + author = authors(:david) + limited_posts = Post.where(author: author).order(:id).limit(1) + assert_equal 1, limited_posts.size + assert_equal 2, limited_posts.limit(2).size + assert_equal 1, limited_posts.delete_all + assert_raise(ActiveRecord::RecordNotFound) { posts(:welcome) } + assert posts(:thinking) + end + + def test_delete_all_with_order_and_limit_and_offset_deletes_subset_only + author = authors(:david) + limited_posts = Post.where(author: author).order(:id).limit(1).offset(1) + assert_equal 1, limited_posts.size + assert_equal 2, limited_posts.limit(2).size + assert_equal 1, limited_posts.delete_all + assert_raise(ActiveRecord::RecordNotFound) { posts(:thinking) } + assert posts(:welcome) + end + + def test_delete_all_with_annotation_includes_a_query_comment + davids = Author.where(name: "David").annotate("deleting all") + + assert_sql(%r{/\* deleting all \*/}) do + assert_difference("Author.count", -1) { davids.delete_all } end + end + + def test_delete_all_without_annotation_does_not_include_an_empty_comment + davids = Author.where(name: "David") - def test_delete_all_with_order_and_limit_and_offset_deletes_subset_only - author = authors(:david) - limited_posts = Post.where(author: author).order(:id).limit(1).offset(1) - assert_equal 1, limited_posts.size - assert_equal 2, limited_posts.limit(2).size - assert_equal 1, limited_posts.delete_all - assert_raise(ActiveRecord::RecordNotFound) { posts(:thinking) } - assert posts(:welcome) + log = capture_sql do + assert_difference("Author.count", -1) { davids.delete_all } end + + assert_not_predicate log, :empty? + assert_predicate log.select { |query| query.match?(%r{/\*}) }, :empty? end end diff --git a/activerecord/test/cases/relation/merging_test.rb b/activerecord/test/cases/relation/merging_test.rb index 224e4f39a8..5c5e760e34 100644 --- a/activerecord/test/cases/relation/merging_test.rb +++ b/activerecord/test/cases/relation/merging_test.rb @@ -135,6 +135,18 @@ class RelationMergingTest < ActiveRecord::TestCase relation = Post.all.merge(Post.order(Arel.sql("title LIKE '%?'"))) assert_equal ["title LIKE '%?'"], relation.order_values end + + def test_merging_annotations_respects_merge_order + assert_sql(%r{/\* foo \*/ /\* bar \*/}) do + Post.annotate("foo").merge(Post.annotate("bar")).first + end + assert_sql(%r{/\* bar \*/ /\* foo \*/}) do + Post.annotate("bar").merge(Post.annotate("foo")).first + end + assert_sql(%r{/\* foo \*/ /\* bar \*/ /\* baz \*/ /\* qux \*/}) do + Post.annotate("foo").annotate("bar").merge(Post.annotate("baz").annotate("qux")).first + end + 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 f82ecd4449..96249b8d51 100644 --- a/activerecord/test/cases/relation/mutation_test.rb +++ b/activerecord/test/cases/relation/mutation_test.rb @@ -26,7 +26,7 @@ module ActiveRecord assert relation.order!(:name).equal?(relation) node = relation.order_values.first assert_predicate node, :ascending? - assert_equal :name, node.expr.name + assert_equal "name", node.expr.name assert_equal "posts", node.expr.relation.name end @@ -89,7 +89,7 @@ module ActiveRecord node = relation.order_values.first assert_predicate node, :ascending? - assert_equal :name, node.expr.name + assert_equal "name", node.expr.name assert_equal "posts", node.expr.relation.name end diff --git a/activerecord/test/cases/relation/or_test.rb b/activerecord/test/cases/relation/or_test.rb index 065819e0f1..8623867864 100644 --- a/activerecord/test/cases/relation/or_test.rb +++ b/activerecord/test/cases/relation/or_test.rb @@ -30,6 +30,11 @@ module ActiveRecord assert_equal expected, Post.where("id = 1").or(Post.none).to_a end + def test_or_with_large_number + expected = Post.where("id = 1 or id = 9223372036854775808").to_a + assert_equal expected, Post.where(id: 1).or(Post.where(id: 9223372036854775808)).to_a + end + def test_or_with_bind_params assert_equal Post.find([1, 2]).sort_by(&:id), Post.where(id: 1).or(Post.where(id: 2)).sort_by(&:id) end diff --git a/activerecord/test/cases/relation/select_test.rb b/activerecord/test/cases/relation/select_test.rb index dec8a6925d..586aaadd0a 100644 --- a/activerecord/test/cases/relation/select_test.rb +++ b/activerecord/test/cases/relation/select_test.rb @@ -11,5 +11,17 @@ module ActiveRecord expected = Post.select(:title).to_sql assert_equal expected, Post.select(nil).select(:title).to_sql end + + def test_reselect + expected = Post.select(:title).to_sql + assert_equal expected, Post.select(:title, :body).reselect(:title).to_sql + end + + def test_reselect_with_default_scope_select + expected = Post.select(:title).to_sql + actual = PostWithDefaultSelect.reselect(:title).to_sql + + assert_equal expected, actual + end end end diff --git a/activerecord/test/cases/relation/update_all_test.rb b/activerecord/test/cases/relation/update_all_test.rb index 09c365f31b..526f926841 100644 --- a/activerecord/test/cases/relation/update_all_test.rb +++ b/activerecord/test/cases/relation/update_all_test.rb @@ -138,14 +138,6 @@ class UpdateAllTest < ActiveRecord::TestCase assert_equal new_time, developer.updated_at end - def test_touch_all_updates_locking_column - person = people(:david) - - assert_difference -> { person.reload.lock_version }, +1 do - Person.where(first_name: "David").touch_all - end - end - def test_update_on_relation topic1 = TopicWithCallbacks.create! title: "arel", author_name: nil topic2 = TopicWithCallbacks.create! title: "activerecord", author_name: nil @@ -186,6 +178,96 @@ class UpdateAllTest < ActiveRecord::TestCase end end + def test_update_all_cares_about_optimistic_locking + david = people(:david) + + travel 5.seconds do + now = Time.now.utc + assert_not_equal now, david.updated_at + + people = Person.where(id: people(:michael, :david, :susan)) + expected = people.pluck(:lock_version) + expected.map! { |version| version + 1 } + people.update_all(updated_at: now) + + assert_equal [now] * 3, people.pluck(:updated_at) + assert_equal expected, people.pluck(:lock_version) + + assert_raises(ActiveRecord::StaleObjectError) do + david.touch(time: now) + end + end + end + + def test_update_counters_cares_about_optimistic_locking + david = people(:david) + + travel 5.seconds do + now = Time.now.utc + assert_not_equal now, david.updated_at + + people = Person.where(id: people(:michael, :david, :susan)) + expected = people.pluck(:lock_version) + expected.map! { |version| version + 1 } + people.update_counters(touch: [time: now]) + + assert_equal [now] * 3, people.pluck(:updated_at) + assert_equal expected, people.pluck(:lock_version) + + assert_raises(ActiveRecord::StaleObjectError) do + david.touch(time: now) + end + end + end + + def test_touch_all_cares_about_optimistic_locking + david = people(:david) + + travel 5.seconds do + now = Time.now.utc + assert_not_equal now, david.updated_at + + people = Person.where(id: people(:michael, :david, :susan)) + expected = people.pluck(:lock_version) + expected.map! { |version| version + 1 } + people.touch_all(time: now) + + assert_equal [now] * 3, people.pluck(:updated_at) + assert_equal expected, people.pluck(:lock_version) + + assert_raises(ActiveRecord::StaleObjectError) do + david.touch(time: now) + end + end + end + + def test_update_all_with_annotation_includes_a_query_comment + tag = Tag.first + + assert_sql(%r{/\* updating all \*/}) do + Post.tagged_with(tag.id).annotate("updating all").update_all(title: "rofl") + end + + posts = Post.tagged_with(tag.id).all.to_a + assert_operator posts.length, :>, 0 + posts.each { |post| assert_equal "rofl", post.title } + end + + def test_update_all_without_annotation_does_not_include_an_empty_comment + tag = Tag.first + + log = capture_sql do + Post.tagged_with(tag.id).update_all(title: "rofl") + end + + assert_not_predicate log, :empty? + assert_predicate log.select { |query| query.match?(%r{/\*}) }, :empty? + + posts = Post.tagged_with(tag.id).all.to_a + assert_operator posts.length, :>, 0 + posts.each { |post| assert_equal "rofl", post.title } + end + # Oracle UPDATE does not support ORDER BY unless current_adapter?(:OracleAdapter) def test_update_all_ignores_order_without_limit_from_association @@ -198,11 +280,9 @@ class UpdateAllTest < ActiveRecord::TestCase def test_update_all_doesnt_ignore_order assert_equal authors(:david).id + 1, authors(:mary).id # make sure there is going to be a duplicate PK error test_update_with_order_succeeds = lambda do |order| - begin - Author.order(order).update_all("id = id + 1") - rescue ActiveRecord::ActiveRecordError - false - end + Author.order(order).update_all("id = id + 1") + rescue ActiveRecord::ActiveRecordError + false end if test_update_with_order_succeeds.call("id DESC") diff --git a/activerecord/test/cases/relation/where_clause_test.rb b/activerecord/test/cases/relation/where_clause_test.rb index 8703d238a0..0b06cec40b 100644 --- a/activerecord/test/cases/relation/where_clause_test.rb +++ b/activerecord/test/cases/relation/where_clause_test.rb @@ -92,12 +92,16 @@ class ActiveRecord::Relation original = WhereClause.new([ table["id"].in([1, 2, 3]), table["id"].eq(1), + table["id"].is_not_distinct_from(1), + table["id"].is_distinct_from(2), "sql literal", random_object ]) expected = WhereClause.new([ table["id"].not_in([1, 2, 3]), table["id"].not_eq(1), + table["id"].is_distinct_from(1), + table["id"].is_not_distinct_from(2), Arel::Nodes::Not.new(Arel::Nodes::SqlLiteral.new("sql literal")), Arel::Nodes::Not.new(random_object) ]) diff --git a/activerecord/test/cases/relation/where_test.rb b/activerecord/test/cases/relation/where_test.rb index 99797528b2..b045184d7d 100644 --- a/activerecord/test/cases/relation/where_test.rb +++ b/activerecord/test/cases/relation/where_test.rb @@ -14,6 +14,7 @@ require "models/price_estimate" require "models/topic" require "models/treasure" require "models/vertex" +require "support/stubs/strong_parameters" module ActiveRecord class WhereTest < ActiveRecord::TestCase @@ -50,8 +51,13 @@ module ActiveRecord assert_equal [chef], chefs.to_a end - def test_where_with_casted_value_is_nil - assert_equal 4, Topic.where(last_read: "").count + def test_where_with_invalid_value + topics(:first).update!(parent_id: 0, written_on: nil, bonus_time: nil, last_read: nil) + assert_empty Topic.where(parent_id: Object.new) + assert_empty Topic.where(parent_id: "not-a-number") + assert_empty Topic.where(written_on: "") + assert_empty Topic.where(bonus_time: "") + assert_empty Topic.where(last_read: "") end def test_rewhere_on_root @@ -334,31 +340,22 @@ module ActiveRecord 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) + params = ProtectedParams.new(name: author.name) assert_raises(ActiveModel::ForbiddenAttributesError) { Author.where(params) } assert_equal author, Author.where(params.permit!).first end + def test_where_with_large_number + assert_equal [authors(:bob)], Author.where(id: [3, 9223372036854775808]) + assert_equal [authors(:bob)], Author.where(id: 3..9223372036854775808) + end + + def test_to_sql_with_large_number + assert_equal [authors(:bob)], Author.find_by_sql(Author.where(id: [3, 9223372036854775808]).to_sql) + assert_equal [authors(:bob)], Author.find_by_sql(Author.where(id: 3..9223372036854775808).to_sql) + end + def test_where_with_unsupported_arguments assert_raises(ArgumentError) { Author.where(42) } end diff --git a/activerecord/test/cases/relation_test.rb b/activerecord/test/cases/relation_test.rb index 68161f6a84..00a7b3841f 100644 --- a/activerecord/test/cases/relation_test.rb +++ b/activerecord/test/cases/relation_test.rb @@ -307,6 +307,58 @@ module ActiveRecord assert_equal 3, ratings.count end + def test_relation_with_annotation_includes_comment_in_to_sql + post_with_annotation = Post.where(id: 1).annotate("foo") + assert_match %r{= 1 /\* foo \*/}, post_with_annotation.to_sql + end + + def test_relation_with_annotation_includes_comment_in_sql + post_with_annotation = Post.where(id: 1).annotate("foo") + assert_sql(%r{/\* foo \*/}) do + assert post_with_annotation.first, "record should be found" + end + end + + def test_relation_with_annotation_chains_sql_comments + post_with_annotation = Post.where(id: 1).annotate("foo").annotate("bar") + assert_sql(%r{/\* foo \*/ /\* bar \*/}) do + assert post_with_annotation.first, "record should be found" + end + end + + def test_relation_with_annotation_filters_sql_comment_delimiters + post_with_annotation = Post.where(id: 1).annotate("**//foo//**") + assert_match %r{= 1 /\* foo \*/}, post_with_annotation.to_sql + end + + def test_relation_with_annotation_includes_comment_in_count_query + post_with_annotation = Post.annotate("foo") + all_count = Post.all.to_a.count + assert_sql(%r{/\* foo \*/}) do + assert_equal all_count, post_with_annotation.count + end + end + + def test_relation_without_annotation_does_not_include_an_empty_comment + log = capture_sql do + Post.where(id: 1).first + end + + assert_not_predicate log, :empty? + assert_predicate log.select { |query| query.match?(%r{/\*}) }, :empty? + end + + def test_relation_with_optimizer_hints_filters_sql_comment_delimiters + post_with_hint = Post.where(id: 1).optimizer_hints("**//BADHINT//**") + assert_match %r{BADHINT}, post_with_hint.to_sql + assert_no_match %r{\*/BADHINT}, post_with_hint.to_sql + assert_no_match %r{\*//BADHINT}, post_with_hint.to_sql + assert_no_match %r{BADHINT/\*}, post_with_hint.to_sql + assert_no_match %r{BADHINT//\*}, post_with_hint.to_sql + post_with_hint = Post.where(id: 1).optimizer_hints("/*+ BADHINT */") + assert_match %r{/\*\+ BADHINT \*/}, post_with_hint.to_sql + end + class EnsureRoundTripTypeCasting < ActiveRecord::Type::Value def type :string diff --git a/activerecord/test/cases/relations_test.rb b/activerecord/test/cases/relations_test.rb index e471ee8039..36b4000018 100644 --- a/activerecord/test/cases/relations_test.rb +++ b/activerecord/test/cases/relations_test.rb @@ -14,6 +14,7 @@ require "models/person" require "models/computer" require "models/reply" require "models/company" +require "models/contract" require "models/bird" require "models/car" require "models/engine" @@ -181,15 +182,64 @@ class RelationTest < ActiveRecord::TestCase end end + def test_select_with_from_includes_original_table_name + relation = Comment.joins(:post).select(:id).order(:id) + subquery = Comment.from("#{Comment.table_name} /*! USE INDEX (PRIMARY) */").joins(:post).select(:id).order(:id) + assert_equal relation.map(&:id), subquery.map(&:id) + end + + def test_pluck_with_from_includes_original_table_name + relation = Comment.joins(:post).order(:id) + subquery = Comment.from("#{Comment.table_name} /*! USE INDEX (PRIMARY) */").joins(:post).order(:id) + assert_equal relation.pluck(:id), subquery.pluck(:id) + end + + def test_select_with_from_includes_quoted_original_table_name + relation = Comment.joins(:post).select(:id).order(:id) + subquery = Comment.from("#{Comment.quoted_table_name} /*! USE INDEX (PRIMARY) */").joins(:post).select(:id).order(:id) + assert_equal relation.map(&:id), subquery.map(&:id) + end + + def test_pluck_with_from_includes_quoted_original_table_name + relation = Comment.joins(:post).order(:id) + subquery = Comment.from("#{Comment.quoted_table_name} /*! USE INDEX (PRIMARY) */").joins(:post).order(:id) + assert_equal relation.pluck(:id), subquery.pluck(:id) + end + + def test_select_with_subquery_in_from_uses_original_table_name + relation = Comment.joins(:post).select(:id).order(:id) + # Avoid subquery flattening by adding distinct to work with SQLite < 3.20.0. + subquery = Comment.from(Comment.all.distinct, Comment.quoted_table_name).joins(:post).select(:id).order(:id) + assert_equal relation.map(&:id), subquery.map(&:id) + end + + def test_pluck_with_subquery_in_from_uses_original_table_name + relation = Comment.joins(:post).order(:id) + subquery = Comment.from(Comment.all, Comment.quoted_table_name).joins(:post).order(:id) + assert_equal relation.pluck(:id), subquery.pluck(:id) + end + def test_select_with_subquery_in_from_does_not_use_original_table_name relation = Comment.group(:type).select("COUNT(post_id) AS post_count, type") - subquery = Comment.from(relation).select("type", "post_count") + subquery = Comment.from(relation, "grouped_#{Comment.table_name}").select("type", "post_count") assert_equal(relation.map(&:post_count).sort, subquery.map(&:post_count).sort) end def test_group_with_subquery_in_from_does_not_use_original_table_name relation = Comment.group(:type).select("COUNT(post_id) AS post_count,type") - subquery = Comment.from(relation).group("type").average("post_count") + subquery = Comment.from(relation, "grouped_#{Comment.table_name}").group("type").average("post_count") + assert_equal(relation.map(&:post_count).sort, subquery.values.sort) + end + + def test_select_with_subquery_string_in_from_does_not_use_original_table_name + relation = Comment.group(:type).select("COUNT(post_id) AS post_count, type") + subquery = Comment.from("(#{relation.to_sql}) #{Comment.table_name}_grouped").select("type", "post_count") + assert_equal(relation.map(&:post_count).sort, subquery.map(&:post_count).sort) + end + + def test_group_with_subquery_string_in_from_does_not_use_original_table_name + relation = Comment.group(:type).select("COUNT(post_id) AS post_count,type") + subquery = Comment.from("(#{relation.to_sql}) #{Comment.table_name}_grouped").group("type").average("post_count") assert_equal(relation.map(&:post_count).sort, subquery.values.sort) end @@ -290,8 +340,17 @@ class RelationTest < ActiveRecord::TestCase Topic.order(Arel.sql("title NULLS FIRST")).reverse_order end assert_raises(ActiveRecord::IrreversibleOrderError) do + Topic.order(Arel.sql("title NULLS FIRST")).reverse_order + end + assert_raises(ActiveRecord::IrreversibleOrderError) do Topic.order(Arel.sql("title nulls last")).reverse_order end + assert_raises(ActiveRecord::IrreversibleOrderError) do + Topic.order(Arel.sql("title NULLS FIRST, author_name")).reverse_order + end + assert_raises(ActiveRecord::IrreversibleOrderError) do + Topic.order(Arel.sql("author_name, title nulls last")).reverse_order + end end def test_default_reverse_order_on_table_without_primary_key @@ -480,21 +539,6 @@ class RelationTest < ActiveRecord::TestCase assert_nothing_raised { Topic.reorder([]) } end - def test_respond_to_delegates_to_arel - relation = Topic.all - fake_arel = Struct.new(:responds) { - def respond_to?(method, access = false) - responds << [method, access] - end - }.new [] - - relation.extend(Module.new { attr_accessor :arel }) - relation.arel = fake_arel - - relation.respond_to?(:matching_attributes) - assert_equal [:matching_attributes, false], fake_arel.responds.first - end - def test_respond_to_dynamic_finders relation = Topic.all @@ -940,6 +984,13 @@ class RelationTest < ActiveRecord::TestCase assert_queries(1) { assert_equal 11, posts.load.size } end + def test_size_with_eager_loading_and_manual_distinct_select_and_custom_order + accounts = Account.select("DISTINCT accounts.firm_id").order("accounts.firm_id") + + assert_queries(1) { assert_equal 5, accounts.size } + assert_queries(1) { assert_equal 5, accounts.load.size } + end + def test_count_explicit_columns Post.update_all(comments_count: nil) posts = Post.all @@ -1181,8 +1232,23 @@ class RelationTest < ActiveRecord::TestCase assert_equal "green", parrot.color end + def test_first_or_create_with_after_initialize + Bird.create!(color: "yellow", name: "canary") + parrot = assert_deprecated do + Bird.where(color: "green").first_or_create do |bird| + bird.name = "parrot" + bird.enable_count = true + end + end + assert_equal 0, parrot.total_count + end + def test_first_or_create_with_block - parrot = Bird.where(color: "green").first_or_create { |bird| bird.name = "parrot" } + Bird.create!(color: "yellow", name: "canary") + parrot = Bird.where(color: "green").first_or_create do |bird| + bird.name = "parrot" + assert_deprecated { assert_equal 0, Bird.count } + end assert_kind_of Bird, parrot assert_predicate parrot, :persisted? assert_equal "green", parrot.color @@ -1223,8 +1289,23 @@ class RelationTest < ActiveRecord::TestCase assert_raises(ActiveRecord::RecordInvalid) { Bird.where(color: "green").first_or_create! } end + def test_first_or_create_bang_with_after_initialize + Bird.create!(color: "yellow", name: "canary") + parrot = assert_deprecated do + Bird.where(color: "green").first_or_create! do |bird| + bird.name = "parrot" + bird.enable_count = true + end + end + assert_equal 0, parrot.total_count + end + def test_first_or_create_bang_with_valid_block - parrot = Bird.where(color: "green").first_or_create! { |bird| bird.name = "parrot" } + Bird.create!(color: "yellow", name: "canary") + parrot = Bird.where(color: "green").first_or_create! do |bird| + bird.name = "parrot" + assert_deprecated { assert_equal 0, Bird.count } + end assert_kind_of Bird, parrot assert_predicate parrot, :persisted? assert_equal "green", parrot.color @@ -1273,8 +1354,23 @@ class RelationTest < ActiveRecord::TestCase assert_equal "green", parrot.color end + def test_first_or_initialize_with_after_initialize + Bird.create!(color: "yellow", name: "canary") + parrot = assert_deprecated do + Bird.where(color: "green").first_or_initialize do |bird| + bird.name = "parrot" + bird.enable_count = true + end + end + assert_equal 0, parrot.total_count + end + def test_first_or_initialize_with_block - parrot = Bird.where(color: "green").first_or_initialize { |bird| bird.name = "parrot" } + Bird.create!(color: "yellow", name: "canary") + parrot = Bird.where(color: "green").first_or_initialize do |bird| + bird.name = "parrot" + assert_deprecated { assert_equal 0, Bird.count } + end assert_kind_of Bird, parrot assert_not_predicate parrot, :persisted? assert_predicate parrot, :valid? @@ -1315,6 +1411,13 @@ class RelationTest < ActiveRecord::TestCase assert_not_equal subscriber, Subscriber.create_or_find_by(nick: "cat") end + def test_create_or_find_by_should_not_raise_due_to_validation_errors + assert_nothing_raised do + bird = Bird.create_or_find_by(color: "green") + assert_predicate bird, :invalid? + end + end + def test_create_or_find_by_with_non_unique_attributes Subscriber.create!(nick: "bob", name: "the builder") @@ -1334,6 +1437,38 @@ class RelationTest < ActiveRecord::TestCase end end + def test_create_or_find_by_with_bang + assert_nil Subscriber.find_by(nick: "bob") + + subscriber = Subscriber.create!(nick: "bob") + + assert_equal subscriber, Subscriber.create_or_find_by!(nick: "bob") + assert_not_equal subscriber, Subscriber.create_or_find_by!(nick: "cat") + end + + def test_create_or_find_by_with_bang_should_raise_due_to_validation_errors + assert_raises(ActiveRecord::RecordInvalid) { Bird.create_or_find_by!(color: "green") } + end + + def test_create_or_find_by_with_bang_with_non_unique_attributes + Subscriber.create!(nick: "bob", name: "the builder") + + assert_raises(ActiveRecord::RecordNotFound) do + Subscriber.create_or_find_by!(nick: "bob", name: "the cat") + end + end + + def test_create_or_find_by_with_bang_within_transaction + assert_nil Subscriber.find_by(nick: "bob") + + subscriber = Subscriber.create!(nick: "bob") + + Subscriber.transaction do + assert_equal subscriber, Subscriber.create_or_find_by!(nick: "bob") + assert_not_equal subscriber, Subscriber.create_or_find_by!(nick: "cat") + end + end + def test_find_or_initialize_by assert_nil Bird.find_by(name: "bob") @@ -1367,10 +1502,12 @@ class RelationTest < ActiveRecord::TestCase assert_equal [posts(:welcome)], relation.to_a author_posts = relation.except(:order, :limit) - assert_equal Post.where(author_id: 1).to_a, author_posts.to_a + assert_equal Post.where(author_id: 1).sort_by(&:id), author_posts.sort_by(&:id) + assert_equal author_posts.sort_by(&:id), relation.scoping { Post.except(:order, :limit).sort_by(&:id) } all_posts = relation.except(:where, :order, :limit) - assert_equal Post.all, all_posts + assert_equal Post.all.sort_by(&:id), all_posts.sort_by(&:id) + assert_equal all_posts.sort_by(&:id), relation.scoping { Post.except(:where, :order, :limit).sort_by(&:id) } end def test_only @@ -1378,10 +1515,12 @@ class RelationTest < ActiveRecord::TestCase assert_equal [posts(:welcome)], relation.to_a author_posts = relation.only(:where) - assert_equal Post.where(author_id: 1).to_a, author_posts.to_a + assert_equal Post.where(author_id: 1).sort_by(&:id), author_posts.sort_by(&:id) + assert_equal author_posts.sort_by(&:id), relation.scoping { Post.only(:where).sort_by(&:id) } - all_posts = relation.only(:limit) - assert_equal Post.limit(1).to_a, all_posts.to_a + all_posts = relation.only(:order) + assert_equal Post.order("id ASC").to_a, all_posts.to_a + assert_equal all_posts.to_a, relation.scoping { Post.only(:order).to_a } end def test_anonymous_extension @@ -1607,6 +1746,24 @@ class RelationTest < ActiveRecord::TestCase assert_predicate topics, :loaded? end + def test_delete_by + david = authors(:david) + + assert_difference("Post.count", -3) { david.posts.delete_by(body: "hello") } + + deleted = Author.delete_by(id: david.id) + assert_equal 1, deleted + end + + def test_destroy_by + david = authors(:david) + + assert_difference("Post.count", -3) { david.posts.destroy_by(body: "hello") } + + destroyed = Author.destroy_by(id: david.id) + assert_equal [david], destroyed + end + test "find_by with hash conditions returns the first matching record" do assert_equal posts(:eager_other), Post.order(:id).find_by(author_id: 2) end @@ -1776,6 +1933,19 @@ class RelationTest < ActiveRecord::TestCase assert_equal [1, 1, 1], posts.map(&:author_address_id) end + test "joins with select custom attribute" do + contract = Company.create!(name: "test").contracts.create! + company = Company.joins(:contracts).select(:id, :metadata).find(contract.company_id) + assert_equal contract.metadata, company.metadata + end + + test "joins with order by custom attribute" do + companies = Company.create!([{ name: "test1" }, { name: "test2" }]) + companies.each { |company| company.contracts.create! } + assert_equal companies, Company.joins(:contracts).order(:metadata) + assert_equal companies.reverse, Company.joins(:contracts).order(metadata: :desc) + end + test "delegations do not leak to other classes" do Topic.all.by_lifo assert Topic.all.class.method_defined?(:by_lifo) @@ -1794,6 +1964,30 @@ class RelationTest < ActiveRecord::TestCase assert_equal p2.first.comments, comments end + def test_unscope_with_merge + p0 = Post.where(author_id: 0) + p1 = Post.where(author_id: 1, comments_count: 1) + + assert_equal [posts(:authorless)], p0 + assert_equal [posts(:thinking)], p1 + + comments = Comment.merge(p0).unscope(where: :author_id).where(post: p1) + + assert_not_equal p0.first.comments, comments + assert_equal p1.first.comments, comments + end + + def test_unscope_with_unknown_column + comment = comments(:greetings) + comment.update!(comments: 1) + + comments = Comment.where(comments: 1).unscope(where: :unknown_column) + assert_equal [comment], comments + + comments = Comment.where(comments: 1).unscope(where: { comments: :unknown_column }) + assert_equal [comment], comments + end + def test_unscope_specific_where_value posts = Post.where(title: "Welcome to the weblog", body: "Such a lovely day") diff --git a/activerecord/test/cases/sanitize_test.rb b/activerecord/test/cases/sanitize_test.rb index 778cf86ac3..6c884b4f45 100644 --- a/activerecord/test/cases/sanitize_test.rb +++ b/activerecord/test/cases/sanitize_test.rb @@ -148,6 +148,19 @@ class SanitizeTest < ActiveRecord::TestCase assert_equal "foo in (#{quoted_nil})", bind("foo in (?)", []) end + def test_bind_range + quoted_abc = %(#{ActiveRecord::Base.connection.quote('a')},#{ActiveRecord::Base.connection.quote('b')},#{ActiveRecord::Base.connection.quote('c')}) + assert_equal "0", bind("?", 0..0) + assert_equal "1,2,3", bind("?", 1..3) + assert_equal quoted_abc, bind("?", "a"..."d") + end + + def test_bind_empty_range + quoted_nil = ActiveRecord::Base.connection.quote(nil) + assert_equal quoted_nil, bind("?", 0...0) + assert_equal quoted_nil, bind("?", "a"..."a") + end + def test_bind_empty_string quoted_empty = ActiveRecord::Base.connection.quote("") assert_equal quoted_empty, bind("?", "") @@ -168,12 +181,6 @@ class SanitizeTest < ActiveRecord::TestCase assert_equal "#{ActiveRecord::Base.connection.quote('10')}::integer '2009-01-01'::date", l.call end - def test_deprecated_expand_hash_conditions_for_aggregates - assert_deprecated do - assert_equal({ "balance" => 50 }, Customer.send(:expand_hash_conditions_for_aggregates, balance: Money.new(50))) - end - end - private def bind(statement, *vars) if vars.first.is_a?(Hash) diff --git a/activerecord/test/cases/schema_dumper_test.rb b/activerecord/test/cases/schema_dumper_test.rb index dda3efa47c..49e9be9565 100644 --- a/activerecord/test/cases/schema_dumper_test.rb +++ b/activerecord/test/cases/schema_dumper_test.rb @@ -245,25 +245,31 @@ class SchemaDumperTest < ActiveRecord::TestCase if current_adapter?(:Mysql2Adapter) def test_schema_dump_includes_length_for_mysql_binary_fields - output = standard_dump + output = dump_table_schema "binary_fields" assert_match %r{t\.binary\s+"var_binary",\s+limit: 255$}, output assert_match %r{t\.binary\s+"var_binary_large",\s+limit: 4095$}, output end def test_schema_dump_includes_length_for_mysql_blob_and_text_fields - output = standard_dump - assert_match %r{t\.blob\s+"tiny_blob",\s+limit: 255$}, output + output = dump_table_schema "binary_fields" + assert_match %r{t\.binary\s+"tiny_blob",\s+size: :tiny$}, output assert_match %r{t\.binary\s+"normal_blob"$}, output - assert_match %r{t\.binary\s+"medium_blob",\s+limit: 16777215$}, output - assert_match %r{t\.binary\s+"long_blob",\s+limit: 4294967295$}, output - assert_match %r{t\.text\s+"tiny_text",\s+limit: 255$}, output + assert_match %r{t\.binary\s+"medium_blob",\s+size: :medium$}, output + assert_match %r{t\.binary\s+"long_blob",\s+size: :long$}, output + assert_match %r{t\.text\s+"tiny_text",\s+size: :tiny$}, output assert_match %r{t\.text\s+"normal_text"$}, output - assert_match %r{t\.text\s+"medium_text",\s+limit: 16777215$}, output - assert_match %r{t\.text\s+"long_text",\s+limit: 4294967295$}, output + assert_match %r{t\.text\s+"medium_text",\s+size: :medium$}, output + assert_match %r{t\.text\s+"long_text",\s+size: :long$}, output + assert_match %r{t\.binary\s+"tiny_blob_2",\s+size: :tiny$}, output + assert_match %r{t\.binary\s+"medium_blob_2",\s+size: :medium$}, output + assert_match %r{t\.binary\s+"long_blob_2",\s+size: :long$}, output + assert_match %r{t\.text\s+"tiny_text_2",\s+size: :tiny$}, output + assert_match %r{t\.text\s+"medium_text_2",\s+size: :medium$}, output + assert_match %r{t\.text\s+"long_text_2",\s+size: :long$}, output end def test_schema_does_not_include_limit_for_emulated_mysql_boolean_fields - output = standard_dump + output = dump_table_schema "booleans" assert_no_match %r{t\.boolean\s+"has_fun",.+limit: 1}, output end diff --git a/activerecord/test/cases/scoping/default_scoping_test.rb b/activerecord/test/cases/scoping/default_scoping_test.rb index 6281712df6..e7bdab58c6 100644 --- a/activerecord/test/cases/scoping/default_scoping_test.rb +++ b/activerecord/test/cases/scoping/default_scoping_test.rb @@ -408,18 +408,18 @@ class DefaultScopingTest < ActiveRecord::TestCase end def test_joins_not_affected_by_scope_other_than_default_or_unscoped - without_scope_on_post = Comment.joins(:post).to_a + without_scope_on_post = Comment.joins(:post).sort_by(&:id) with_scope_on_post = nil Post.where(id: [1, 5, 6]).scoping do - with_scope_on_post = Comment.joins(:post).to_a + with_scope_on_post = Comment.joins(:post).sort_by(&:id) end - assert_equal with_scope_on_post, without_scope_on_post + assert_equal without_scope_on_post, with_scope_on_post end def test_unscoped_with_joins_should_not_have_default_scope - assert_equal SpecialPostWithDefaultScope.unscoped { Comment.joins(:special_post_with_default_scope).to_a }, - Comment.joins(:post).to_a + assert_equal Comment.joins(:post).sort_by(&:id), + SpecialPostWithDefaultScope.unscoped { Comment.joins(:special_post_with_default_scope).sort_by(&:id) } end def test_sti_association_with_unscoped_not_affected_by_default_scope diff --git a/activerecord/test/cases/scoping/named_scoping_test.rb b/activerecord/test/cases/scoping/named_scoping_test.rb index f707951a16..3488442cab 100644 --- a/activerecord/test/cases/scoping/named_scoping_test.rb +++ b/activerecord/test/cases/scoping/named_scoping_test.rb @@ -50,7 +50,7 @@ class NamedScopingTest < ActiveRecord::TestCase def test_calling_merge_at_first_in_scope Topic.class_eval do - scope :calling_merge_at_first_in_scope, Proc.new { merge(Topic.replied) } + scope :calling_merge_at_first_in_scope, Proc.new { merge(Topic.unscoped.replied) } end assert_equal Topic.calling_merge_at_first_in_scope.to_a, Topic.replied.to_a end @@ -303,13 +303,6 @@ class NamedScopingTest < ActiveRecord::TestCase assert_equal "lifo", topic.author_name end - def test_deprecated_delegating_private_method - assert_deprecated do - scope = Topic.all.by_private_lifo - assert_not scope.instance_variable_get(:@delegate_to_klass) - end - end - def test_reserved_scope_names klass = Class.new(ActiveRecord::Base) do self.table_name = "topics" @@ -454,6 +447,17 @@ class NamedScopingTest < ActiveRecord::TestCase assert_equal [posts(:sti_comments)], Post.with_special_comments.with_post(4).to_a.uniq end + def test_class_method_in_scope + assert_deprecated do + assert_equal [topics(:second)], topics(:first).approved_replies.ordered + end + end + + def test_nested_scoping + expected = Reply.approved + assert_equal expected.to_a, Topic.rejected.nested_scoping(expected) + end + def test_scopes_batch_finders assert_equal 4, Topic.approved.count @@ -598,4 +602,14 @@ class NamedScopingTest < ActiveRecord::TestCase Topic.create! assert_predicate Topic, :one? end + + def test_scope_with_annotation + Topic.class_eval do + scope :including_annotate_in_scope, Proc.new { annotate("from-scope") } + end + + assert_sql(%r{/\* from-scope \*/}) do + assert Topic.including_annotate_in_scope.to_a, Topic.all.to_a + end + end end diff --git a/activerecord/test/cases/scoping/relation_scoping_test.rb b/activerecord/test/cases/scoping/relation_scoping_test.rb index b4f4379e5e..a95ab0f429 100644 --- a/activerecord/test/cases/scoping/relation_scoping_test.rb +++ b/activerecord/test/cases/scoping/relation_scoping_test.rb @@ -130,6 +130,44 @@ class RelationScopingTest < ActiveRecord::TestCase end end + def test_scoped_find_with_annotation + Developer.annotate("scoped").scoping do + developer = nil + assert_sql(%r{/\* scoped \*/}) do + developer = Developer.where("name = 'David'").first + end + assert_equal "David", developer.name + end + end + + def test_find_with_annotation_unscoped + Developer.annotate("scoped").unscoped do + developer = nil + log = capture_sql do + developer = Developer.where("name = 'David'").first + end + + assert_not_predicate log, :empty? + assert_predicate log.select { |query| query.match?(%r{/\* scoped \*/}) }, :empty? + + assert_equal "David", developer.name + end + end + + def test_find_with_annotation_unscope + developer = nil + log = capture_sql do + developer = Developer.annotate("unscope"). + where("name = 'David'"). + unscope(:annotate).first + end + + assert_not_predicate log, :empty? + assert_predicate log.select { |query| query.match?(%r{/\* unscope \*/}) }, :empty? + + assert_equal "David", developer.name + end + def test_scoped_find_include # with the include, will retrieve only developers for the given project scoped_developers = Developer.includes(:projects).scoping do @@ -254,11 +292,16 @@ class RelationScopingTest < ActiveRecord::TestCase end end - def test_scoping_works_in_the_scope_block + def test_scoping_with_klass_method_works_in_the_scope_block expected = SpecialPostWithDefaultScope.unscoped.to_a assert_equal expected, SpecialPostWithDefaultScope.unscoped_all end + def test_scoping_with_query_method_works_in_the_scope_block + expected = SpecialPostWithDefaultScope.unscoped.where(author_id: 0).to_a + assert_equal expected, SpecialPostWithDefaultScope.authorless + end + def test_circular_joins_with_scoping_does_not_crash posts = Post.joins(comments: :post).scoping do Post.first(10) diff --git a/activerecord/test/cases/serialized_attribute_test.rb b/activerecord/test/cases/serialized_attribute_test.rb index 1192b30b14..ecf81b2042 100644 --- a/activerecord/test/cases/serialized_attribute_test.rb +++ b/activerecord/test/cases/serialized_attribute_test.rb @@ -1,18 +1,23 @@ # frozen_string_literal: true require "cases/helper" -require "models/topic" -require "models/reply" require "models/person" require "models/traffic_light" require "models/post" -require "bcrypt" class SerializedAttributeTest < ActiveRecord::TestCase fixtures :topics, :posts MyObject = Struct.new :attribute1, :attribute2 + class Topic < ActiveRecord::Base + serialize :content + end + + class ImportantTopic < Topic + serialize :important, Hash + end + teardown do Topic.serialize("content") end @@ -49,10 +54,10 @@ class SerializedAttributeTest < ActiveRecord::TestCase def test_serialized_attributes_from_database_on_subclass Topic.serialize :content, Hash - t = Reply.new(content: { foo: :bar }) + t = ImportantTopic.new(content: { foo: :bar }) assert_equal({ foo: :bar }, t.content) t.save! - t = Reply.last + t = ImportantTopic.last assert_equal({ foo: :bar }, t.content) end @@ -367,9 +372,9 @@ class SerializedAttributeTest < ActiveRecord::TestCase end def test_serialized_attribute_works_under_concurrent_initial_access - model = Topic.dup + model = Class.new(Topic) - topic = model.last + topic = model.create! topic.update group: "1" model.serialize :group, JSON diff --git a/activerecord/test/cases/statement_cache_test.rb b/activerecord/test/cases/statement_cache_test.rb index e3c12f68fd..6a6d73dc38 100644 --- a/activerecord/test/cases/statement_cache_test.rb +++ b/activerecord/test/cases/statement_cache_test.rb @@ -4,6 +4,7 @@ require "cases/helper" require "models/book" require "models/liquid" require "models/molecule" +require "models/numeric_data" require "models/electron" module ActiveRecord @@ -74,6 +75,11 @@ module ActiveRecord assert_equal "salty", liquids[0].name end + def test_statement_cache_with_strictly_cast_attribute + row = NumericData.create(temperature: 1.5) + assert_equal row, NumericData.find_by(temperature: 1.5) + end + def test_statement_cache_values_differ cache = ActiveRecord::StatementCache.create(Book.connection) do |params| Book.where(name: "my book") diff --git a/activerecord/test/cases/statement_invalid_test.rb b/activerecord/test/cases/statement_invalid_test.rb new file mode 100644 index 0000000000..16ea69c1bd --- /dev/null +++ b/activerecord/test/cases/statement_invalid_test.rb @@ -0,0 +1,42 @@ +# frozen_string_literal: true + +require "cases/helper" +require "models/book" + +module ActiveRecord + class StatementInvalidTest < ActiveRecord::TestCase + fixtures :books + + class MockDatabaseError < StandardError + def result + 0 + end + + def error_number + 0 + end + end + + test "message contains no sql" do + sql = Book.where(author_id: 96, cover: "hard").to_sql + error = assert_raises(ActiveRecord::StatementInvalid) do + Book.connection.send(:log, sql, Book.name) do + raise MockDatabaseError + end + end + assert_not error.message.include?("SELECT") + end + + test "statement and binds are set on select" do + sql = Book.where(author_id: 96, cover: "hard").to_sql + binds = [Minitest::Mock.new, Minitest::Mock.new] + error = assert_raises(ActiveRecord::StatementInvalid) do + Book.connection.send(:log, sql, Book.name, binds) do + raise MockDatabaseError + end + end + assert_equal error.sql, sql + assert_equal error.binds, binds + end + end +end diff --git a/activerecord/test/cases/tasks/database_tasks_test.rb b/activerecord/test/cases/tasks/database_tasks_test.rb index 3fd1813d64..06f11108f9 100644 --- a/activerecord/test/cases/tasks/database_tasks_test.rb +++ b/activerecord/test/cases/tasks/database_tasks_test.rb @@ -2,6 +2,7 @@ require "cases/helper" require "active_record/tasks/database_tasks" +require "models/author" module ActiveRecord module DatabaseTasksSetupper @@ -944,6 +945,131 @@ module ActiveRecord end end + unless in_memory_db? + class DatabaseTasksTruncateAllTest < ActiveRecord::TestCase + self.use_transactional_tests = false + + fixtures :authors, :author_addresses + + def teardown + ActiveRecord::Base.connection_handlers = { writing: ActiveRecord::Base.default_connection_handler } + end + + def test_truncate_tables + assert_operator Author.count, :>, 0 + assert_operator AuthorAddress.count, :>, 0 + + old_configurations = ActiveRecord::Base.configurations + configurations = { development: ActiveRecord::Base.configurations["arunit"] } + ActiveRecord::Base.configurations = configurations + + ActiveRecord::Tasks::DatabaseTasks.stub(:root, nil) do + ActiveRecord::Tasks::DatabaseTasks.truncate_all( + ActiveSupport::StringInquirer.new("development") + ) + end + + assert_equal 0, Author.count + assert_equal 0, AuthorAddress.count + ensure + ActiveRecord::Base.configurations = old_configurations + end + end + end + + class DatabaseTasksTruncateAllWithMultipleDatabasesTest < ActiveRecord::TestCase + def setup + @configurations = { + "development" => { "primary" => { "database" => "dev-db" }, "secondary" => { "database" => "secondary-dev-db" } }, + "test" => { "primary" => { "database" => "test-db" }, "secondary" => { "database" => "secondary-test-db" } }, + "production" => { "primary" => { "url" => "abstract://prod-db-host/prod-db" }, "secondary" => { "url" => "abstract://secondary-prod-db-host/secondary-prod-db" } } + } + end + + def test_truncate_all_databases_for_environment + with_stubbed_configurations do + assert_called_with( + ActiveRecord::Tasks::DatabaseTasks, + :truncate_tables, + [ + ["database" => "test-db"], + ["database" => "secondary-test-db"] + ] + ) do + ActiveRecord::Tasks::DatabaseTasks.truncate_all( + ActiveSupport::StringInquirer.new("test") + ) + end + end + end + + def test_truncate_all_databases_with_url_for_environment + with_stubbed_configurations do + assert_called_with( + ActiveRecord::Tasks::DatabaseTasks, + :truncate_tables, + [ + ["adapter" => "abstract", "database" => "prod-db", "host" => "prod-db-host"], + ["adapter" => "abstract", "database" => "secondary-prod-db", "host" => "secondary-prod-db-host"] + ] + ) do + ActiveRecord::Tasks::DatabaseTasks.truncate_all( + ActiveSupport::StringInquirer.new("production") + ) + end + end + end + + def test_truncate_all_development_databases_when_env_is_not_specified + with_stubbed_configurations do + assert_called_with( + ActiveRecord::Tasks::DatabaseTasks, + :truncate_tables, + [ + ["database" => "dev-db"], + ["database" => "secondary-dev-db"] + ] + ) do + ActiveRecord::Tasks::DatabaseTasks.truncate_all( + ActiveSupport::StringInquirer.new("development") + ) + end + end + end + + def test_truncate_all_development_databases_when_env_is_development + old_env = ENV["RAILS_ENV"] + ENV["RAILS_ENV"] = "development" + + with_stubbed_configurations do + assert_called_with( + ActiveRecord::Tasks::DatabaseTasks, + :truncate_tables, + [ + ["database" => "dev-db"], + ["database" => "secondary-dev-db"] + ] + ) do + ActiveRecord::Tasks::DatabaseTasks.truncate_all( + ActiveSupport::StringInquirer.new("development") + ) + end + end + ensure + ENV["RAILS_ENV"] = old_env + end + + private + def with_stubbed_configurations + old_configurations = ActiveRecord::Base.configurations + ActiveRecord::Base.configurations = @configurations + + yield + ensure + ActiveRecord::Base.configurations = old_configurations + end + end + class DatabaseTasksCharsetTest < ActiveRecord::TestCase include DatabaseTasksSetupper diff --git a/activerecord/test/cases/test_case.rb b/activerecord/test/cases/test_case.rb index 40947767f3..5b25432dc0 100644 --- a/activerecord/test/cases/test_case.rb +++ b/activerecord/test/cases/test_case.rb @@ -79,10 +79,6 @@ module ActiveRecord model.reset_column_information model.column_names.include?(column_name.to_s) end - - def frozen_error_class - Object.const_defined?(:FrozenError) ? FrozenError : RuntimeError - end end class PostgreSQLTestCase < TestCase diff --git a/activerecord/test/cases/time_precision_test.rb b/activerecord/test/cases/time_precision_test.rb index 086500de38..2f534ea110 100644 --- a/activerecord/test/cases/time_precision_test.rb +++ b/activerecord/test/cases/time_precision_test.rb @@ -45,6 +45,26 @@ if subsecond_precision_supported? assert_equal 123456000, foo.finish.nsec end + unless current_adapter?(:Mysql2Adapter) + def test_no_time_precision_isnt_truncated_on_assignment + @connection.create_table(:foos, force: true) + @connection.add_column :foos, :start, :time + @connection.add_column :foos, :finish, :time, precision: 6 + + time = ::Time.now.change(nsec: 123) + foo = Foo.new(start: time, finish: time) + + assert_equal 123, foo.start.nsec + assert_equal 0, foo.finish.nsec + + foo.save! + foo.reload + + assert_equal 0, foo.start.nsec + assert_equal 0, foo.finish.nsec + end + end + def test_passing_precision_to_time_does_not_set_limit @connection.create_table(:foos, force: true) do |t| t.time :start, precision: 3 diff --git a/activerecord/test/cases/transactions_test.rb b/activerecord/test/cases/transactions_test.rb index 50740054f7..1009dd0f99 100644 --- a/activerecord/test/cases/transactions_test.rb +++ b/activerecord/test/cases/transactions_test.rb @@ -587,7 +587,7 @@ class TransactionTest < ActiveRecord::TestCase def test_rollback_when_saving_a_frozen_record topic = Topic.new(title: "test") topic.freeze - e = assert_raise(frozen_error_class) { topic.save } + e = assert_raise(FrozenError) { topic.save } # Not good enough, but we can't do much # about it since there is no specific error # for frozen objects. @@ -884,17 +884,6 @@ class TransactionTest < ActiveRecord::TestCase assert_predicate transaction.state, :committed? end - def test_set_state_method_is_deprecated - connection = Topic.connection - transaction = ActiveRecord::ConnectionAdapters::TransactionManager.new(connection).begin_transaction - - transaction.commit - - assert_deprecated do - transaction.state.set_state(:rolledback) - end - end - def test_mark_transaction_state_as_committed connection = Topic.connection transaction = ActiveRecord::ConnectionAdapters::TransactionManager.new(connection).begin_transaction diff --git a/activerecord/test/cases/type/time_test.rb b/activerecord/test/cases/type/time_test.rb new file mode 100644 index 0000000000..1a2c47479f --- /dev/null +++ b/activerecord/test/cases/type/time_test.rb @@ -0,0 +1,22 @@ +# frozen_string_literal: true + +require "cases/helper" +require "models/topic" + +module ActiveRecord + module Type + class TimeTest < ActiveRecord::TestCase + def test_default_year_is_correct + expected_time = ::Time.utc(2000, 1, 1, 10, 30, 0) + topic = Topic.new(bonus_time: { 4 => 10, 5 => 30 }) + + assert_equal expected_time, topic.bonus_time + + topic.save! + topic.reload + + assert_equal expected_time, topic.bonus_time + end + end + end +end diff --git a/activerecord/test/cases/unconnected_test.rb b/activerecord/test/cases/unconnected_test.rb index 9eefc32745..49746996bc 100644 --- a/activerecord/test/cases/unconnected_test.rb +++ b/activerecord/test/cases/unconnected_test.rb @@ -11,6 +11,12 @@ class TestUnconnectedAdapter < ActiveRecord::TestCase def setup @underlying = ActiveRecord::Base.connection @specification = ActiveRecord::Base.remove_connection + + # Clear out connection info from other pids (like a fork parent) too + pool_map = ActiveRecord::Base.connection_handler.instance_variable_get(:@owner_to_pool) + (pool_map.keys - [Process.pid]).each do |other_pid| + pool_map.delete(other_pid) + end end teardown do @@ -29,6 +35,14 @@ class TestUnconnectedAdapter < ActiveRecord::TestCase end end + def test_error_message_when_connection_not_established + error = assert_raise(ActiveRecord::ConnectionNotEstablished) do + TestRecord.find(1) + end + + assert_equal "No connection pool with 'primary' found.", error.message + end + def test_underlying_adapter_no_longer_active assert_not @underlying.active?, "Removed adapter should no longer be active" end diff --git a/activerecord/test/cases/validations/absence_validation_test.rb b/activerecord/test/cases/validations/absence_validation_test.rb index 8235a54d8a..1982734f02 100644 --- a/activerecord/test/cases/validations/absence_validation_test.rb +++ b/activerecord/test/cases/validations/absence_validation_test.rb @@ -61,7 +61,7 @@ class AbsenceValidationTest < ActiveRecord::TestCase def test_validates_absence_of_virtual_attribute_on_model repair_validations(Interest) do - Interest.send(:attr_accessor, :token) + Interest.attr_accessor(:token) Interest.validates_absence_of(:token) interest = Interest.create!(topic: "Thought Leadering") diff --git a/activerecord/test/cases/validations/i18n_generate_message_validation_test.rb b/activerecord/test/cases/validations/i18n_generate_message_validation_test.rb index 703c24b340..993c201f03 100644 --- a/activerecord/test/cases/validations/i18n_generate_message_validation_test.rb +++ b/activerecord/test/cases/validations/i18n_generate_message_validation_test.rb @@ -4,16 +4,20 @@ require "cases/helper" require "models/topic" class I18nGenerateMessageValidationTest < ActiveRecord::TestCase + class Backend < I18n::Backend::Simple + include I18n::Backend::Fallbacks + end + def setup Topic.clear_validators! @topic = Topic.new - I18n.backend = I18n::Backend::Simple.new + I18n.backend = Backend.new end def reset_i18n_load_path @old_load_path, @old_backend = I18n.load_path.dup, I18n.backend I18n.load_path.clear - I18n.backend = I18n::Backend::Simple.new + I18n.backend = Backend.new yield ensure I18n.load_path.replace @old_load_path @@ -83,4 +87,16 @@ class I18nGenerateMessageValidationTest < ActiveRecord::TestCase assert_equal "Custom taken message", @topic.errors.generate_message(:title, :taken, value: "title") end end + + test "activerecord attributes scope falls back to parent locale before it falls back to the :errors namespace" do + reset_i18n_load_path do + I18n.backend.store_translations "en", activerecord: { errors: { models: { topic: { attributes: { title: { taken: "custom en message" } } } } } } + I18n.backend.store_translations "en-US", errors: { messages: { taken: "generic en-US fallback" } } + + I18n.with_locale "en-US" do + assert_equal "custom en message", @topic.errors.generate_message(:title, :taken, value: "title") + assert_equal "generic en-US fallback", @topic.errors.generate_message(:heading, :taken, value: "heading") + end + end + end end diff --git a/activerecord/test/cases/validations/length_validation_test.rb b/activerecord/test/cases/validations/length_validation_test.rb index 1fbcdc271b..a7cb718043 100644 --- a/activerecord/test/cases/validations/length_validation_test.rb +++ b/activerecord/test/cases/validations/length_validation_test.rb @@ -64,7 +64,7 @@ class LengthValidationTest < ActiveRecord::TestCase def test_validates_length_of_virtual_attribute_on_model repair_validations(Pet) do - Pet.send(:attr_accessor, :nickname) + Pet.attr_accessor(:nickname) Pet.validates_length_of(:name, minimum: 1) Pet.validates_length_of(:nickname, minimum: 1) diff --git a/activerecord/test/cases/validations/presence_validation_test.rb b/activerecord/test/cases/validations/presence_validation_test.rb index 63c3f67da2..4b9cbe9098 100644 --- a/activerecord/test/cases/validations/presence_validation_test.rb +++ b/activerecord/test/cases/validations/presence_validation_test.rb @@ -69,7 +69,7 @@ class PresenceValidationTest < ActiveRecord::TestCase def test_validates_presence_of_virtual_attribute_on_model repair_validations(Interest) do - Interest.send(:attr_accessor, :abbreviation) + Interest.attr_accessor(:abbreviation) Interest.validates_presence_of(:topic) Interest.validates_presence_of(:abbreviation) diff --git a/activerecord/test/cases/validations/uniqueness_validation_test.rb b/activerecord/test/cases/validations/uniqueness_validation_test.rb index 8f6f47e5fb..76163e3093 100644 --- a/activerecord/test/cases/validations/uniqueness_validation_test.rb +++ b/activerecord/test/cases/validations/uniqueness_validation_test.rb @@ -314,6 +314,51 @@ class UniquenessValidationTest < ActiveRecord::TestCase assert t3.save, "Should save t3 as unique" end + if current_adapter?(:Mysql2Adapter) + def test_deprecate_validate_uniqueness_mismatched_collation + Topic.validates_uniqueness_of(:author_email_address) + + topic1 = Topic.new(author_email_address: "david@loudthinking.com") + topic2 = Topic.new(author_email_address: "David@loudthinking.com") + + assert_equal 1, Topic.where(author_email_address: "david@loudthinking.com").count + + assert_deprecated do + assert_not topic1.valid? + assert_not topic1.save + assert topic2.valid? + assert topic2.save + end + + assert_equal 2, Topic.where(author_email_address: "david@loudthinking.com").count + assert_equal 2, Topic.where(author_email_address: "David@loudthinking.com").count + end + end + + def test_validate_case_sensitive_uniqueness_by_default + Topic.validates_uniqueness_of(:author_email_address) + + topic1 = Topic.new(author_email_address: "david@loudthinking.com") + topic2 = Topic.new(author_email_address: "David@loudthinking.com") + + assert_equal 1, Topic.where(author_email_address: "david@loudthinking.com").count + + ActiveSupport::Deprecation.silence do + assert_not topic1.valid? + assert_not topic1.save + assert topic2.valid? + assert topic2.save + end + + if current_adapter?(:Mysql2Adapter) + assert_equal 2, Topic.where(author_email_address: "david@loudthinking.com").count + assert_equal 2, Topic.where(author_email_address: "David@loudthinking.com").count + else + assert_equal 1, Topic.where(author_email_address: "david@loudthinking.com").count + assert_equal 1, Topic.where(author_email_address: "David@loudthinking.com").count + end + end + def test_validate_case_sensitive_uniqueness Topic.validates_uniqueness_of(:title, case_sensitive: true, allow_nil: true) @@ -510,7 +555,7 @@ class UniquenessValidationTest < ActiveRecord::TestCase 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) + assert_match(/Cannot validate uniqueness for persisted record without primary key.\z/, e.message) end def test_validate_uniqueness_ignores_itself_when_primary_key_changed diff --git a/activerecord/test/cases/validations_test.rb b/activerecord/test/cases/validations_test.rb index 66763c727f..9a70934b7e 100644 --- a/activerecord/test/cases/validations_test.rb +++ b/activerecord/test/cases/validations_test.rb @@ -144,6 +144,13 @@ class ValidationsTest < ActiveRecord::TestCase assert_equal "100,000", d.salary_before_type_cast end + def test_validates_acceptance_of_with_undefined_attribute_methods + Topic.validates_acceptance_of(:approved) + topic = Topic.new(approved: true) + Topic.undefine_attribute_methods + assert topic.approved + end + def test_validates_acceptance_of_as_database_column Topic.validates_acceptance_of(:approved) topic = Topic.create("approved" => true) diff --git a/activerecord/test/cases/view_test.rb b/activerecord/test/cases/view_test.rb index 7e2d66c62a..36b9df7ba5 100644 --- a/activerecord/test/cases/view_test.rb +++ b/activerecord/test/cases/view_test.rb @@ -20,7 +20,7 @@ module ViewBehavior def setup super @connection = ActiveRecord::Base.connection - create_view "ebooks'", <<-SQL + create_view "ebooks'", <<~SQL SELECT id, name, status FROM books WHERE format = 'ebook' SQL end @@ -106,7 +106,7 @@ if ActiveRecord::Base.connection.supports_views? setup do @connection = ActiveRecord::Base.connection - @connection.execute <<-SQL + @connection.execute <<~SQL CREATE VIEW paperbacks AS SELECT name, status FROM books WHERE format = 'paperback' SQL @@ -156,8 +156,7 @@ if ActiveRecord::Base.connection.supports_views? end # sqlite dose not support CREATE, INSERT, and DELETE for VIEW - if current_adapter?(:Mysql2Adapter, :SQLServerAdapter) || - current_adapter?(:PostgreSQLAdapter) && ActiveRecord::Base.connection.postgresql_version >= 90300 + if current_adapter?(:Mysql2Adapter, :SQLServerAdapter, :PostgreSQLAdapter) class UpdateableViewTest < ActiveRecord::TestCase self.use_transactional_tests = false @@ -169,7 +168,7 @@ if ActiveRecord::Base.connection.supports_views? setup do @connection = ActiveRecord::Base.connection - @connection.execute <<-SQL + @connection.execute <<~SQL CREATE VIEW printed_books AS SELECT id, name, status, format FROM books WHERE format = 'paperback' SQL @@ -207,8 +206,7 @@ if ActiveRecord::Base.connection.supports_views? end # end of `if current_adapter?(:Mysql2Adapter, :PostgreSQLAdapter, :SQLServerAdapter)` end # end of `if ActiveRecord::Base.connection.supports_views?` -if ActiveRecord::Base.connection.respond_to?(:supports_materialized_views?) && - ActiveRecord::Base.connection.supports_materialized_views? +if ActiveRecord::Base.connection.supports_materialized_views? class MaterializedViewTest < ActiveRecord::PostgreSQLTestCase include ViewBehavior diff --git a/activerecord/test/config.example.yml b/activerecord/test/config.example.yml index 18347cd07d..f5e3ac3c19 100644 --- a/activerecord/test/config.example.yml +++ b/activerecord/test/config.example.yml @@ -1,7 +1,5 @@ default_connection: <%= defined?(JRUBY_VERSION) ? 'jdbcsqlite3' : 'sqlite3' %> -with_manual_interventions: false - connections: jdbcderby: arunit: activerecord_unittest @@ -56,10 +54,16 @@ connections: username: rails encoding: utf8mb4 collation: utf8mb4_unicode_ci +<% if ENV['MYSQL_HOST'] %> + host: <%= ENV['MYSQL_HOST'] %> +<% end %> arunit2: username: rails encoding: utf8mb4 collation: utf8mb4_general_ci +<% if ENV['MYSQL_HOST'] %> + host: <%= ENV['MYSQL_HOST'] %> +<% end %> oracle: arunit: diff --git a/activerecord/test/models/author.rb b/activerecord/test/models/author.rb index 8b5a2fa0c8..67be59a1fe 100644 --- a/activerecord/test/models/author.rb +++ b/activerecord/test/models/author.rb @@ -220,3 +220,12 @@ class AuthorFavorite < ActiveRecord::Base belongs_to :author belongs_to :favorite_author, class_name: "Author" end + +class AuthorFavoriteWithScope < ActiveRecord::Base + self.table_name = "author_favorites" + + default_scope { order(id: :asc) } + + belongs_to :author + belongs_to :favorite_author, class_name: "Author" +end diff --git a/activerecord/test/models/bird.rb b/activerecord/test/models/bird.rb index be08636ac6..20af7c6122 100644 --- a/activerecord/test/models/bird.rb +++ b/activerecord/test/models/bird.rb @@ -6,9 +6,19 @@ class Bird < ActiveRecord::Base accepts_nested_attributes_for :pirate + before_save do + # force materialize_transactions + self.class.connection.materialize_transactions + end + attr_accessor :cancel_save_from_callback before_save :cancel_save_callback_method, if: :cancel_save_from_callback def cancel_save_callback_method throw(:abort) end + + attr_accessor :total_count, :enable_count + after_initialize do + self.total_count = Bird.count if enable_count + end end diff --git a/activerecord/test/models/category.rb b/activerecord/test/models/category.rb index 2ccc00bed9..8c86879dc6 100644 --- a/activerecord/test/models/category.rb +++ b/activerecord/test/models/category.rb @@ -26,6 +26,7 @@ class Category < ActiveRecord::Base has_many :categorizations has_many :special_categorizations has_many :post_comments, through: :posts, source: :comments + has_many :ordered_post_comments, -> { order(id: :desc) }, through: :posts, source: :comments has_many :authors, through: :categorizations has_many :authors_with_select, -> { select "authors.*, categorizations.post_id" }, through: :categorizations, source: :author diff --git a/activerecord/test/models/club.rb b/activerecord/test/models/club.rb index 2006e05fcf..13e72e9c50 100644 --- a/activerecord/test/models/club.rb +++ b/activerecord/test/models/club.rb @@ -10,7 +10,7 @@ class Club < ActiveRecord::Base has_many :favourites, -> { where(memberships: { favourite: true }) }, through: :memberships, source: :member - scope :general, -> { left_joins(:category).where(categories: { name: "General" }) } + scope :general, -> { left_joins(:category).where(categories: { name: "General" }).unscope(:limit) } private diff --git a/activerecord/test/models/company.rb b/activerecord/test/models/company.rb index 838f515aad..a0f48d23f1 100644 --- a/activerecord/test/models/company.rb +++ b/activerecord/test/models/company.rb @@ -13,6 +13,8 @@ class Company < AbstractCompany has_many :contracts has_many :developers, through: :contracts + attribute :metadata, :json + scope :of_first_firm, lambda { joins(account: :firm). where("firms.id" => 1) diff --git a/activerecord/test/models/contract.rb b/activerecord/test/models/contract.rb index 3f663375c4..89719775c4 100644 --- a/activerecord/test/models/contract.rb +++ b/activerecord/test/models/contract.rb @@ -5,7 +5,9 @@ class Contract < ActiveRecord::Base belongs_to :developer, primary_key: :id belongs_to :firm, foreign_key: "company_id" - before_save :hi + attribute :metadata, :json + + before_save :hi, :update_metadata after_save :bye attr_accessor :hi_count, :bye_count @@ -19,6 +21,10 @@ class Contract < ActiveRecord::Base @bye_count ||= 0 @bye_count += 1 end + + def update_metadata + self.metadata = { company_id: company_id, developer_id: developer_id } + end end class NewContract < Contract diff --git a/activerecord/test/models/developer.rb b/activerecord/test/models/developer.rb index 8881c69368..c6574cf6e7 100644 --- a/activerecord/test/models/developer.rb +++ b/activerecord/test/models/developer.rb @@ -207,6 +207,7 @@ end class MultiplePoorDeveloperCalledJamis < ActiveRecord::Base self.table_name = "developers" + default_scope { } default_scope -> { where(name: "Jamis") } default_scope -> { where(salary: 50000) } end @@ -279,3 +280,17 @@ class DeveloperWithIncorrectlyOrderedHasManyThrough < ActiveRecord::Base has_many :companies, through: :contracts has_many :contracts, foreign_key: :developer_id end + +class DeveloperName < ActiveRecord::Type::String + def deserialize(value) + "Developer: #{value}" + end +end + +class AttributedDeveloper < ActiveRecord::Base + self.table_name = "developers" + + attribute :name, DeveloperName.new + + self.ignored_columns += ["name"] +end diff --git a/activerecord/test/models/drink_designer.rb b/activerecord/test/models/drink_designer.rb index eb6701b84e..8258408f35 100644 --- a/activerecord/test/models/drink_designer.rb +++ b/activerecord/test/models/drink_designer.rb @@ -4,5 +4,11 @@ class DrinkDesigner < ActiveRecord::Base has_one :chef, as: :employable end +class DrinkDesignerWithPolymorphicDependentNullifyChef < ActiveRecord::Base + self.table_name = "drink_designers" + + has_one :chef, as: :employable, dependent: :nullify +end + class MocktailDesigner < DrinkDesigner end diff --git a/activerecord/test/models/person.rb b/activerecord/test/models/person.rb index 5cba1e440e..c3d15a571a 100644 --- a/activerecord/test/models/person.rb +++ b/activerecord/test/models/person.rb @@ -62,6 +62,11 @@ class PersonWithDependentNullifyJobs < ActiveRecord::Base has_many :jobs, source: :job, through: :references, dependent: :nullify end +class PersonWithPolymorphicDependentNullifyComments < ActiveRecord::Base + self.table_name = "people" + has_many :comments, as: :author, dependent: :nullify +end + class LoosePerson < ActiveRecord::Base self.table_name = "people" self.abstract_class = true diff --git a/activerecord/test/models/pirate.rb b/activerecord/test/models/pirate.rb index fd5083e597..8733398697 100644 --- a/activerecord/test/models/pirate.rb +++ b/activerecord/test/models/pirate.rb @@ -98,3 +98,19 @@ class FamousPirate < ActiveRecord::Base has_many :famous_ships validates_presence_of :catchphrase, on: :conference end + +class SpacePirate < ActiveRecord::Base + self.table_name = "pirates" + + belongs_to :parrot + belongs_to :parrot_with_annotation, -> { annotate("that tells jokes") }, class_name: :Parrot, foreign_key: :parrot_id + has_and_belongs_to_many :parrots, foreign_key: :pirate_id + has_and_belongs_to_many :parrots_with_annotation, -> { annotate("that are very colorful") }, class_name: :Parrot, foreign_key: :pirate_id + has_one :ship, foreign_key: :pirate_id + has_one :ship_with_annotation, -> { annotate("that is a rocket") }, class_name: :Ship, foreign_key: :pirate_id + has_many :birds, foreign_key: :pirate_id + has_many :birds_with_annotation, -> { annotate("that are also parrots") }, class_name: :Bird, foreign_key: :pirate_id + has_many :treasures, as: :looter + has_many :treasure_estimates, through: :treasures, source: :price_estimates + has_many :treasure_estimates_with_annotation, -> { annotate("yarrr") }, through: :treasures, source: :price_estimates +end diff --git a/activerecord/test/models/post.rb b/activerecord/test/models/post.rb index 710a75ad30..61e5f14100 100644 --- a/activerecord/test/models/post.rb +++ b/activerecord/test/models/post.rb @@ -31,6 +31,7 @@ class Post < ActiveRecord::Base belongs_to :author_with_posts, -> { includes(:posts) }, class_name: "Author", foreign_key: :author_id belongs_to :author_with_address, -> { includes(:author_address) }, class_name: "Author", foreign_key: :author_id + belongs_to :author_with_select, -> { select(:id) }, class_name: "Author", foreign_key: :author_id def first_comment super.body @@ -77,6 +78,7 @@ class Post < ActiveRecord::Base has_many :comments_with_extend_2, extend: [NamedExtension, NamedExtension2], class_name: "Comment", foreign_key: "post_id" has_many :author_favorites, through: :author + has_many :author_favorites_with_scope, through: :author, class_name: "AuthorFavoriteWithScope", source: "author_favorites" has_many :author_categorizations, through: :author, source: :categorizations has_many :author_addresses, through: :author has_many :author_address_extra_with_address, @@ -210,6 +212,12 @@ class FirstPost < ActiveRecord::Base has_one :comment, foreign_key: :post_id end +class PostWithDefaultSelect < ActiveRecord::Base + self.table_name = "posts" + + default_scope { select(:author_id) } +end + class TaggedPost < Post has_many :taggings, -> { rewhere(taggable_type: "TaggedPost") }, as: :taggable has_many :tags, through: :taggings @@ -254,6 +262,7 @@ class SpecialPostWithDefaultScope < ActiveRecord::Base self.table_name = "posts" default_scope { where(id: [1, 5, 6]) } scope :unscoped_all, -> { unscoped { all } } + scope :authorless, -> { unscoped { where(author_id: 0) } } end class PostThatLoadsCommentsInAnAfterSaveHook < ActiveRecord::Base @@ -326,6 +335,10 @@ class FakeKlass # noop end + def columns_hash + { "name" => nil } + end + def arel_table Post.arel_table end diff --git a/activerecord/test/models/rating.rb b/activerecord/test/models/rating.rb index cf06bc6931..49aa38285f 100644 --- a/activerecord/test/models/rating.rb +++ b/activerecord/test/models/rating.rb @@ -3,4 +3,5 @@ class Rating < ActiveRecord::Base belongs_to :comment has_many :taggings, as: :taggable + has_many :taggings_without_tag, -> { left_joins(:tag).where("tags.id": nil) }, as: :taggable, class_name: "Tagging" end diff --git a/activerecord/test/models/reference.rb b/activerecord/test/models/reference.rb index 2a7a1e3b77..82185040d6 100644 --- a/activerecord/test/models/reference.rb +++ b/activerecord/test/models/reference.rb @@ -4,6 +4,7 @@ class Reference < ActiveRecord::Base belongs_to :person belongs_to :job + has_many :ideal_jobs, class_name: "Job", foreign_key: :ideal_reference_id has_many :agents_posts_authors, through: :person class << self; attr_accessor :make_comments; end diff --git a/activerecord/test/models/reply.rb b/activerecord/test/models/reply.rb index 0807bcf875..b35623a344 100644 --- a/activerecord/test/models/reply.rb +++ b/activerecord/test/models/reply.rb @@ -7,6 +7,8 @@ class Reply < Topic belongs_to :topic_with_primary_key, class_name: "Topic", primary_key: "title", foreign_key: "parent_title", counter_cache: "replies_count", touch: true has_many :replies, class_name: "SillyReply", dependent: :destroy, foreign_key: "parent_id" has_many :silly_unique_replies, dependent: :destroy, foreign_key: "parent_id" + + scope :ordered, -> { Reply.order(:id) } end class SillyReply < Topic diff --git a/activerecord/test/models/subscription.rb b/activerecord/test/models/subscription.rb index d1d5d21621..f87315fcd1 100644 --- a/activerecord/test/models/subscription.rb +++ b/activerecord/test/models/subscription.rb @@ -3,4 +3,6 @@ class Subscription < ActiveRecord::Base belongs_to :subscriber, counter_cache: :books_count belongs_to :book + + validates_presence_of :subscriber_id, :book_id end diff --git a/activerecord/test/models/topic.rb b/activerecord/test/models/topic.rb index 03430154db..77101090f2 100644 --- a/activerecord/test/models/topic.rb +++ b/activerecord/test/models/topic.rb @@ -12,17 +12,9 @@ class Topic < ActiveRecord::Base scope :scope_with_lambda, lambda { all } - scope :by_private_lifo, -> { where(author_name: private_lifo) } scope :by_lifo, -> { where(author_name: "lifo") } scope :replied, -> { where "replies_count > 0" } - class << self - private - def private_lifo - "lifo" - end - end - scope "approved_as_string", -> { where(approved: true) } scope :anonymous_extension, -> { } do def one @@ -96,6 +88,10 @@ class Topic < ActiveRecord::Base write_attribute(:approved, val) end + def self.nested_scoping(scope) + scope.base + end + private def default_written_on @@ -103,7 +99,7 @@ class Topic < ActiveRecord::Base end def destroy_children - self.class.where("parent_id = #{id}").delete_all + self.class.delete_by(parent_id: id) end def set_email_address @@ -123,10 +119,6 @@ class Topic < ActiveRecord::Base end end -class ImportantTopic < Topic - serialize :important, Hash -end - class DefaultRejectedTopic < Topic default_scope -> { where(approved: false) } end diff --git a/activerecord/test/schema/mysql2_specific_schema.rb b/activerecord/test/schema/mysql2_specific_schema.rb index ccca9a2d9b..b143035213 100644 --- a/activerecord/test/schema/mysql2_specific_schema.rb +++ b/activerecord/test/schema/mysql2_specific_schema.rb @@ -27,6 +27,7 @@ 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.tinyblob :tiny_blob t.blob :normal_blob t.mediumblob :medium_blob @@ -36,6 +37,13 @@ ActiveRecord::Schema.define do t.mediumtext :medium_text t.longtext :long_text + t.binary :tiny_blob_2, size: :tiny + t.binary :medium_blob_2, size: :medium + t.binary :long_blob_2, size: :long + t.text :tiny_text_2, size: :tiny + t.text :medium_text_2, size: :medium + t.text :long_text_2, size: :long + t.index :var_binary end @@ -54,33 +62,25 @@ ActiveRecord::Schema.define do t.binary :binary_column, limit: 1 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 + create_table :enum_tests, id: false, force: true do |t| + t.column :enum_column, "ENUM('text','blob','tiny','medium','long','unsigned','bigint')" + end - ActiveRecord::Base.connection.execute <<-SQL -DROP PROCEDURE IF EXISTS topics; -SQL + execute "DROP PROCEDURE IF EXISTS ten" - ActiveRecord::Base.connection.execute <<-SQL -CREATE PROCEDURE topics(IN num INT) SQL SECURITY INVOKER -BEGIN - select * from topics limit num; -END -SQL + execute <<~SQL + CREATE PROCEDURE ten() SQL SECURITY INVOKER + BEGIN + SELECT 10; + END + SQL - ActiveRecord::Base.connection.drop_table "enum_tests", if_exists: true + execute "DROP PROCEDURE IF EXISTS topics" - ActiveRecord::Base.connection.execute <<-SQL -CREATE TABLE enum_tests ( - enum_column ENUM('text','blob','tiny','medium','long','unsigned','bigint') -) -SQL + execute <<~SQL + CREATE PROCEDURE topics(IN num INT) SQL SECURITY INVOKER + BEGIN + SELECT * FROM topics LIMIT num; + END + SQL end diff --git a/activerecord/test/schema/oracle_specific_schema.rb b/activerecord/test/schema/oracle_specific_schema.rb index bc1e45ca80..08c6e24555 100644 --- a/activerecord/test/schema/oracle_specific_schema.rb +++ b/activerecord/test/schema/oracle_specific_schema.rb @@ -7,23 +7,21 @@ ActiveRecord::Schema.define do execute "drop table defaults" rescue nil execute "drop sequence defaults_seq" rescue nil - execute <<-SQL -create table test_oracle_defaults ( - id integer not null primary key, - test_char char(1) default 'X' not null, - test_string varchar2(20) default 'hello' not null, - test_int integer default 3 not null -) + execute <<~SQL + create table test_oracle_defaults ( + id integer not null primary key, + test_char char(1) default 'X' not null, + test_string varchar2(20) default 'hello' not null, + test_int integer default 3 not null + ) SQL - execute <<-SQL -create sequence test_oracle_defaults_seq minvalue 10000 - SQL + execute "create sequence test_oracle_defaults_seq minvalue 10000" execute "create sequence companies_nonstd_seq minvalue 10000" - execute <<-SQL - CREATE TABLE defaults ( + execute <<~SQL + CREATE TABLE defaults ( id integer not null, modified_date date default sysdate, modified_date_function date default sysdate, @@ -34,7 +32,7 @@ create sequence test_oracle_defaults_seq minvalue 10000 char1 varchar2(1) default 'Y', char2 varchar2(50) default 'a varchar field', char3 clob default 'a text field' - ) + ) SQL execute "create sequence defaults_seq minvalue 10000" end diff --git a/activerecord/test/schema/schema.rb b/activerecord/test/schema/schema.rb index 7034c773d2..ead4de2a13 100644 --- a/activerecord/test/schema/schema.rb +++ b/activerecord/test/schema/schema.rb @@ -8,6 +8,13 @@ ActiveRecord::Schema.define do # # # ------------------------------------------------------------------- # + case_sensitive_options = + if current_adapter?(:Mysql2Adapter) + { collation: "utf8mb4_bin" } + else + {} + end + create_table :accounts, force: true do |t| t.references :firm, index: false t.string :firm_name @@ -94,18 +101,23 @@ ActiveRecord::Schema.define do end create_table :books, id: :integer, force: true do |t| + default_zero = { default: 0 } t.references :author t.string :format t.column :name, :string - t.column :status, :integer, default: 0 - t.column :read_status, :integer, default: 0 + t.column :status, :integer, **default_zero + t.column :read_status, :integer, **default_zero 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 - t.column :difficulty, :integer, default: 0 + t.column :language, :integer, **default_zero + t.column :author_visibility, :integer, **default_zero + t.column :illustrator_visibility, :integer, **default_zero + t.column :font_size, :integer, **default_zero + t.column :difficulty, :integer, **default_zero t.column :cover, :string, default: "hard" + t.string :isbn + t.datetime :published_on + t.index [:author_id, :name], unique: true + t.index :isbn, where: "published_on IS NOT NULL", unique: true end create_table :booleans, force: true do |t| @@ -247,6 +259,7 @@ ActiveRecord::Schema.define do create_table :contracts, force: true do |t| t.references :developer, index: false t.references :company, index: false + t.string :metadata end create_table :customers, force: true do |t| @@ -264,7 +277,7 @@ ActiveRecord::Schema.define do end create_table :dashboards, force: true, id: false do |t| - t.string :dashboard_id + t.string :dashboard_id, **case_sensitive_options t.string :name end @@ -328,7 +341,7 @@ ActiveRecord::Schema.define do end create_table :essays, force: true do |t| - t.string :name + t.string :name, **case_sensitive_options t.string :writer_id t.string :writer_type t.string :category_id @@ -336,7 +349,7 @@ ActiveRecord::Schema.define do end create_table :events, force: true do |t| - t.string :title, limit: 5 + t.string :title, limit: 5, **case_sensitive_options end create_table :eyes, force: true do |t| @@ -378,7 +391,7 @@ ActiveRecord::Schema.define do end create_table :guids, force: true do |t| - t.column :key, :string + t.column :key, :string, **case_sensitive_options end create_table :guitars, force: true do |t| @@ -386,8 +399,8 @@ ActiveRecord::Schema.define do end create_table :inept_wizards, force: true do |t| - t.column :name, :string, null: false - t.column :city, :string, null: false + t.column :name, :string, null: false, **case_sensitive_options + t.column :city, :string, null: false, **case_sensitive_options t.column :type, :string end @@ -682,11 +695,7 @@ ActiveRecord::Schema.define do create_table :pets, primary_key: :pet_id, force: true do |t| t.string :name t.integer :owner_id, :integer - if subsecond_precision_supported? - t.timestamps null: false, precision: 6 - else - t.timestamps null: false - end + t.timestamps end create_table :pets_treasures, force: true do |t| @@ -878,8 +887,8 @@ ActiveRecord::Schema.define do end create_table :topics, force: true do |t| - t.string :title, limit: 250 - t.string :author_name + t.string :title, limit: 250, **case_sensitive_options + t.string :author_name, **case_sensitive_options t.string :author_email_address if subsecond_precision_supported? t.datetime :written_on, precision: 6 @@ -891,10 +900,10 @@ ActiveRecord::Schema.define do # use VARCHAR2(4000) instead of CLOB datatype as CLOB data type has many limitations in # Oracle SELECT WHERE clause which causes many unit test failures if current_adapter?(:OracleAdapter) - t.string :content, limit: 4000 + t.string :content, limit: 4000, **case_sensitive_options t.string :important, limit: 4000 else - t.text :content + t.text :content, **case_sensitive_options t.text :important end t.boolean :approved, default: true @@ -904,11 +913,7 @@ ActiveRecord::Schema.define do t.string :parent_title t.string :type t.string :group - if subsecond_precision_supported? - t.timestamps null: true, precision: 6 - else - t.timestamps null: true - end + t.timestamps null: true end create_table :toys, primary_key: :toy_id, force: true do |t| diff --git a/activerecord/test/support/config.rb b/activerecord/test/support/config.rb index bd6d5c339b..de0d90a18f 100644 --- a/activerecord/test/support/config.rb +++ b/activerecord/test/support/config.rb @@ -13,34 +13,34 @@ module ARTest private - def config_file - Pathname.new(ENV["ARCONFIG"] || TEST_ROOT + "/config.yml") - end - - def read_config - unless config_file.exist? - FileUtils.cp TEST_ROOT + "/config.example.yml", config_file + def config_file + Pathname.new(ENV["ARCONFIG"] || TEST_ROOT + "/config.yml") end - erb = ERB.new(config_file.read) - expand_config(YAML.parse(erb.result(binding)).transform) - end + def read_config + unless config_file.exist? + FileUtils.cp TEST_ROOT + "/config.example.yml", config_file + end - def expand_config(config) - config["connections"].each do |adapter, connection| - dbs = [["arunit", "activerecord_unittest"], ["arunit2", "activerecord_unittest2"], - ["arunit_without_prepared_statements", "activerecord_unittest"]] - dbs.each do |name, dbname| - unless connection[name].is_a?(Hash) - connection[name] = { "database" => connection[name] } - end + erb = ERB.new(config_file.read) + expand_config(YAML.parse(erb.result(binding)).transform) + end - connection[name]["database"] ||= dbname - connection[name]["adapter"] ||= adapter + def expand_config(config) + config["connections"].each do |adapter, connection| + dbs = [["arunit", "activerecord_unittest"], ["arunit2", "activerecord_unittest2"], + ["arunit_without_prepared_statements", "activerecord_unittest"]] + dbs.each do |name, dbname| + unless connection[name].is_a?(Hash) + connection[name] = { "database" => connection[name] } + end + + connection[name]["database"] ||= dbname + connection[name]["adapter"] ||= adapter + end end - end - config - end + config + end end end diff --git a/activerecord/test/support/connection.rb b/activerecord/test/support/connection.rb index 2a4fa53460..367309dd85 100644 --- a/activerecord/test/support/connection.rb +++ b/activerecord/test/support/connection.rb @@ -21,6 +21,7 @@ module ARTest def self.connect puts "Using #{connection_name}" ActiveRecord::Base.logger = ActiveSupport::Logger.new("debug.log", 0, 100 * 1024 * 1024) + ActiveRecord::Base.connection_handlers = { ActiveRecord::Base.writing_role => ActiveRecord::Base.default_connection_handler } ActiveRecord::Base.configurations = connection_config ActiveRecord::Base.establish_connection :arunit ARUnit2Model.establish_connection :arunit2 diff --git a/activerecord/test/support/stubs/strong_parameters.rb b/activerecord/test/support/stubs/strong_parameters.rb new file mode 100644 index 0000000000..da8f9892f9 --- /dev/null +++ b/activerecord/test/support/stubs/strong_parameters.rb @@ -0,0 +1,40 @@ +# frozen_string_literal: true + +require "active_support/core_ext/hash/indifferent_access" + +class ProtectedParams + delegate :keys, :key?, :has_key?, :empty?, to: :@parameters + + def initialize(parameters = {}) + @parameters = parameters.with_indifferent_access + @permitted = false + end + + def permitted? + @permitted + end + + def permit! + @permitted = true + self + end + + def [](key) + @parameters[key] + end + + def to_h + @parameters.to_h + end + alias to_unsafe_h to_h + + def stringify_keys + dup + end + + def dup + super.tap do |duplicate| + duplicate.instance_variable_set :@permitted, @permitted + end + end +end |