diff options
Diffstat (limited to 'activerecord')
39 files changed, 316 insertions, 100 deletions
diff --git a/activerecord/CHANGELOG.md b/activerecord/CHANGELOG.md index f73fc9d9a3..a8151cd23e 100644 --- a/activerecord/CHANGELOG.md +++ b/activerecord/CHANGELOG.md @@ -1,5 +1,40 @@ ## Rails 4.0.0 (unreleased) ## +* Referencing join tables implicitly was deprecated. There is a + possibility that these deprecation warnings are shown even if you + don't make use of that feature. You can now disable the feature entirely. + Fixes #9712. + + Example: + + # in your configuration + config.active_record.disable_implicit_join_references = true + + # or directly + ActiveRecord::Base.disable_implicit_join_references = true + + *Yves Senn* + +* The `:distinct` option for `Relation#count` is deprecated. You + should use `Relation#distinct` instead. + + Example: + + # Before + Post.select(:author_name).count(distinct: true) + + # After + Post.select(:author_name).distinct.count + + *Yves Senn* + +* Rename `Relation#uniq` to `Relation#distinct`. `#uniq` is still + available as an alias but we encourage to use `#distinct` instead. + Also `Relation#uniq_value` is aliased to `Relation#distinct_value`, + this is a temporary solution and you should migrate to `distinct_value`. + + *Yves Senn* + * Fix quoting for sqlite migrations using copy_table_contents() with binary columns. diff --git a/activerecord/activerecord.gemspec b/activerecord/activerecord.gemspec index 89a62f0873..3e3475f709 100644 --- a/activerecord/activerecord.gemspec +++ b/activerecord/activerecord.gemspec @@ -24,6 +24,6 @@ Gem::Specification.new do |s| s.add_dependency 'activesupport', version s.add_dependency 'activemodel', version - s.add_dependency 'arel', '~> 4.0.0.beta1' + s.add_dependency 'arel', '~> 4.0.0.beta2' s.add_dependency 'activerecord-deprecated_finders', '~> 0.0.3' end diff --git a/activerecord/lib/active_record/associations.rb b/activerecord/lib/active_record/associations.rb index 06da5f2e0d..0c670bdaa1 100644 --- a/activerecord/lib/active_record/associations.rb +++ b/activerecord/lib/active_record/associations.rb @@ -241,6 +241,7 @@ module ActiveRecord # others.destroy_all | X | X | X # others.find(*args) | X | X | X # others.exists? | X | X | X + # others.distinct | X | X | X # others.uniq | X | X | X # others.reset | X | X | X # diff --git a/activerecord/lib/active_record/associations/association_scope.rb b/activerecord/lib/active_record/associations/association_scope.rb index c5fb1fe2c7..a9525436fb 100644 --- a/activerecord/lib/active_record/associations/association_scope.rb +++ b/activerecord/lib/active_record/associations/association_scope.rb @@ -22,7 +22,7 @@ module ActiveRecord private def column_for(table_name, column_name) - columns = alias_tracker.connection.schema_cache.columns_hash[table_name] + columns = alias_tracker.connection.schema_cache.columns_hash(table_name) columns[column_name] end diff --git a/activerecord/lib/active_record/associations/collection_association.rb b/activerecord/lib/active_record/associations/collection_association.rb index c992f51dbb..906560bd44 100644 --- a/activerecord/lib/active_record/associations/collection_association.rb +++ b/activerecord/lib/active_record/associations/collection_association.rb @@ -34,7 +34,7 @@ module ActiveRecord reload end - CollectionProxy.new(klass, self) + @proxy ||= CollectionProxy.new(klass, self) end # Implements the writer method, e.g. foo.items= for Foo.has_many :items @@ -174,13 +174,14 @@ module ActiveRecord reflection.klass.count_by_sql(custom_counter_sql) else - if association_scope.uniq_value + relation = scope + if association_scope.distinct_value # This is needed because 'SELECT count(DISTINCT *)..' is not valid SQL. column_name ||= reflection.klass.primary_key - count_options[:distinct] = true + relation = relation.distinct end - value = scope.count(column_name, count_options) + value = relation.count(column_name) limit = options[:limit] offset = options[:offset] @@ -246,14 +247,14 @@ module ActiveRecord # +count_records+, which is a method descendants have to provide. def size if !find_target? || loaded? - if association_scope.uniq_value + if association_scope.distinct_value target.uniq.size else target.size end elsif !loaded? && !association_scope.group_values.empty? load_target.size - elsif !loaded? && !association_scope.uniq_value && target.is_a?(Array) + elsif !loaded? && !association_scope.distinct_value && target.is_a?(Array) unsaved_records = target.select { |r| r.new_record? } unsaved_records.size + count_records else @@ -306,12 +307,13 @@ module ActiveRecord end end - def uniq + def distinct seen = {} load_target.find_all do |record| seen[record.id] = true unless seen.key?(record.id) end end + alias uniq distinct # Replace this collection with +other_array+. This will perform a diff # and delete/add only records that have changed. @@ -352,7 +354,7 @@ module ActiveRecord callback(:before_add, record) yield(record) if block_given? - if association_scope.uniq_value && index = @target.index(record) + if association_scope.distinct_value && index = @target.index(record) @target[index] = record else @target << record diff --git a/activerecord/lib/active_record/associations/collection_proxy.rb b/activerecord/lib/active_record/associations/collection_proxy.rb index 543204abac..c2add32aa6 100644 --- a/activerecord/lib/active_record/associations/collection_proxy.rb +++ b/activerecord/lib/active_record/associations/collection_proxy.rb @@ -649,11 +649,12 @@ module ActiveRecord # # #<Pet name: "Fancy-Fancy"> # # ] # - # person.pets.select(:name).uniq + # person.pets.select(:name).distinct # # => [#<Pet name: "Fancy-Fancy">] - def uniq - @association.uniq + def distinct + @association.distinct end + alias uniq distinct # Count all records using SQL. # diff --git a/activerecord/lib/active_record/associations/preloader/has_many_through.rb b/activerecord/lib/active_record/associations/preloader/has_many_through.rb index 9a662d3f53..38bc7ce7da 100644 --- a/activerecord/lib/active_record/associations/preloader/has_many_through.rb +++ b/activerecord/lib/active_record/associations/preloader/has_many_through.rb @@ -6,7 +6,7 @@ module ActiveRecord def associated_records_by_owner super.each do |owner, records| - records.uniq! if reflection_scope.uniq_value + records.uniq! if reflection_scope.distinct_value end end end diff --git a/activerecord/lib/active_record/attribute_methods/primary_key.rb b/activerecord/lib/active_record/attribute_methods/primary_key.rb index 3e454b713a..931209b07b 100644 --- a/activerecord/lib/active_record/attribute_methods/primary_key.rb +++ b/activerecord/lib/active_record/attribute_methods/primary_key.rb @@ -90,7 +90,7 @@ module ActiveRecord base_name.foreign_key else if ActiveRecord::Base != self && table_exists? - connection.schema_cache.primary_keys[table_name] + connection.schema_cache.primary_keys(table_name) else 'id' 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 805832f01e..9c659dd0af 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb @@ -24,11 +24,16 @@ module ActiveRecord base.type_to_sql(type.to_sym, limit, precision, scale) end + def primary_key? + type == :primary_key + end + def to_sql column_sql = "#{base.quote_column_name(name)} #{sql_type}" column_options = {} column_options[:null] = null unless null.nil? column_options[:default] = default unless default.nil? + column_options[:column] = self add_column_options!(column_sql, column_options) unless type.to_sym == :primary_key column_sql end @@ -36,7 +41,7 @@ module ActiveRecord private def add_column_options!(sql, options) - base.add_column_options!(sql, options.merge(:column => self)) + base.add_column_options!(sql, options) end end @@ -298,7 +303,7 @@ module ActiveRecord end def primary_key_column_name - primary_key_column = columns.detect { |c| c.type == :primary_key } + primary_key_column = columns.detect { |c| c.primary_key? } primary_key_column && primary_key_column.name end diff --git a/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb b/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb index b8b2cf9ab1..cd4409295f 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb @@ -172,7 +172,14 @@ module ActiveRecord # See also TableDefinition#column for details on how to create columns. def create_table(table_name, options = {}) td = create_table_definition - td.primary_key(options[:primary_key] || Base.get_primary_key(table_name.to_s.singularize)) unless options[:id] == false + + unless options[:id] == false + pk = options.fetch(:primary_key) { + Base.get_primary_key table_name.to_s.singularize + } + + td.primary_key pk + end yield td if block_given? diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/quoting.rb b/activerecord/lib/active_record/connection_adapters/postgresql/quoting.rb index 47e2e3928f..43f991b362 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/quoting.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/quoting.rb @@ -51,9 +51,12 @@ module ActiveRecord super end when Numeric - return super unless column.sql_type == 'money' - # Not truly string input, so doesn't require (or allow) escape string syntax. - "'#{value}'" + if column.sql_type == 'money' || [:string, :text].include?(column.type) + # Not truly string input, so doesn't require (or allow) escape string syntax. + "'#{value}'" + else + super + end when String case column.sql_type when 'bytea' then "'#{escape_bytea(value)}'" diff --git a/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb b/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb index eb541b0215..dfa4c3967a 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb @@ -632,7 +632,13 @@ module ActiveRecord if options[:array] || options[:column].try(:array) sql << '[]' end - super + + column = options.fetch(:column) { return super } + if column.type == :uuid && options[:default] =~ /\(\)/ + sql << " DEFAULT #{options[:default]}" + else + super + end end # Set the authorized user for this session diff --git a/activerecord/lib/active_record/connection_adapters/schema_cache.rb b/activerecord/lib/active_record/connection_adapters/schema_cache.rb index 5839d1d3b4..1d7a22e831 100644 --- a/activerecord/lib/active_record/connection_adapters/schema_cache.rb +++ b/activerecord/lib/active_record/connection_adapters/schema_cache.rb @@ -1,7 +1,9 @@ +require 'active_support/deprecation/reporting' + module ActiveRecord module ConnectionAdapters class SchemaCache - attr_reader :primary_keys, :tables, :version + attr_reader :version attr_accessor :connection def initialize(conn) @@ -14,6 +16,15 @@ module ActiveRecord prepare_default_proc end + def primary_keys(table_name = nil) + if table_name + @primary_keys[table_name] + else + ActiveSupport::Deprecation.warn('call primary_keys with a table name!') + @primary_keys.dup + end + end + # A cached lookup for table existence. def table_exists?(name) return @tables[name] if @tables.key? name @@ -30,12 +41,22 @@ module ActiveRecord end end + def tables(name = nil) + if name + @tables[name] + else + ActiveSupport::Deprecation.warn('call tables with a name!') + @tables.dup + end + end + # Get the columns for a table def columns(table = nil) if table @columns[table] else - @columns + ActiveSupport::Deprecation.warn('call columns with a table name!') + @columns.dup end end @@ -45,7 +66,8 @@ module ActiveRecord if table @columns_hash[table] else - @columns_hash + ActiveSupport::Deprecation.warn('call columns_hash with a table name!') + @columns_hash.dup end end @@ -58,6 +80,12 @@ module ActiveRecord @version = nil end + def size + [@columns, @columns_hash, @primary_keys, @tables].map { |x| + x.size + }.inject :+ + end + # Clear out internal caches for table with +table_name+. def clear_table_cache!(table_name) @columns.delete table_name @@ -69,9 +97,9 @@ module ActiveRecord def marshal_dump # if we get current version during initialization, it happens stack over flow. @version = ActiveRecord::Migrator.current_version - [@version] + [:@columns, :@columns_hash, :@primary_keys, :@tables].map do |val| - self.instance_variable_get(val).inject({}) { |h, v| h[v[0]] = v[1]; h } - end + [@version] + [@columns, @columns_hash, @primary_keys, @tables].map { |val| + Hash[val] + } end def marshal_load(array) @@ -87,7 +115,7 @@ module ActiveRecord end @columns_hash.default_proc = Proc.new do |h, table_name| - h[table_name] = Hash[columns[table_name].map { |col| + h[table_name] = Hash[columns(table_name).map { |col| [col.name, col] }] end diff --git a/activerecord/lib/active_record/core.rb b/activerecord/lib/active_record/core.rb index 72371be657..aa56219755 100644 --- a/activerecord/lib/active_record/core.rb +++ b/activerecord/lib/active_record/core.rb @@ -69,6 +69,14 @@ module ActiveRecord mattr_accessor :timestamped_migrations, instance_writer: false self.timestamped_migrations = true + ## + # :singleton-method: + # Disable implicit join references. This feature was deprecated with Rails 4. + # If you don't make use of implicit references but still see deprecation warnings + # you can disable the feature entirely. This will be the default with Rails 4.1. + mattr_accessor :disable_implicit_join_references, instance_writer: false + self.disable_implicit_join_references = false + class_attribute :connection_handler, instance_writer: false self.connection_handler = ConnectionAdapters::ConnectionHandler.new end diff --git a/activerecord/lib/active_record/counter_cache.rb b/activerecord/lib/active_record/counter_cache.rb index 81f92db271..81cca37939 100644 --- a/activerecord/lib/active_record/counter_cache.rb +++ b/activerecord/lib/active_record/counter_cache.rb @@ -11,7 +11,7 @@ module ActiveRecord # ==== Parameters # # * +id+ - The id of the object you wish to reset a counter on. - # * +counters+ - One or more counter names to reset + # * +counters+ - One or more association counters to reset # # ==== Examples # @@ -21,6 +21,7 @@ module ActiveRecord object = find(id) counters.each do |association| has_many_association = reflect_on_association(association.to_sym) + raise ArgumentError, "'#{self.name}' has no association called '#{association}'" unless has_many_association if has_many_association.is_a? ActiveRecord::Reflection::ThroughReflection has_many_association = has_many_association.through_reflection diff --git a/activerecord/lib/active_record/model_schema.rb b/activerecord/lib/active_record/model_schema.rb index 85fb4be992..ac2d2f2712 100644 --- a/activerecord/lib/active_record/model_schema.rb +++ b/activerecord/lib/active_record/model_schema.rb @@ -205,7 +205,7 @@ module ActiveRecord # Returns an array of column objects for the table associated with this class. def columns - @columns ||= connection.schema_cache.columns[table_name].map do |col| + @columns ||= connection.schema_cache.columns(table_name).map do |col| col = col.dup col.primary = (col.name == primary_key) col diff --git a/activerecord/lib/active_record/querying.rb b/activerecord/lib/active_record/querying.rb index e04a3d0976..902fd90c54 100644 --- a/activerecord/lib/active_record/querying.rb +++ b/activerecord/lib/active_record/querying.rb @@ -8,7 +8,7 @@ module ActiveRecord delegate :find_each, :find_in_batches, :to => :all delegate :select, :group, :order, :except, :reorder, :limit, :offset, :joins, :where, :preload, :eager_load, :includes, :from, :lock, :readonly, - :having, :create_with, :uniq, :references, :none, :to => :all + :having, :create_with, :uniq, :distinct, :references, :none, :to => :all delegate :count, :average, :minimum, :maximum, :sum, :calculate, :pluck, :ids, :to => :all # Executes a custom SQL query against your database and returns all the results. The results will diff --git a/activerecord/lib/active_record/relation.rb b/activerecord/lib/active_record/relation.rb index ad54ba55b6..037097d2dd 100644 --- a/activerecord/lib/active_record/relation.rb +++ b/activerecord/lib/active_record/relation.rb @@ -10,7 +10,7 @@ module ActiveRecord :extending] SINGLE_VALUE_METHODS = [:limit, :offset, :lock, :readonly, :from, :reordering, - :reverse_order, :uniq, :create_with] + :reverse_order, :distinct, :create_with] VALUE_METHODS = MULTI_VALUE_METHODS + SINGLE_VALUE_METHODS @@ -506,6 +506,12 @@ module ActiveRecord includes_values & joins_values end + # +uniq+ and +uniq!+ are silently deprecated. +uniq_value+ delegates to +distinct_value+ + # to maintain backwards compatibility. Use +distinct_value+ instead. + def uniq_value + distinct_value + end + # Compares two relations for equality. def ==(other) case other @@ -589,7 +595,8 @@ module ActiveRecord if (references_values - joined_tables).any? true - elsif (string_tables - joined_tables).any? + elsif !ActiveRecord::Base.disable_implicit_join_references && + (string_tables - joined_tables).any? ActiveSupport::Deprecation.warn( "It looks like you are eager loading table(s) (one of: #{string_tables.join(', ')}) " \ "that are referenced in a string SQL snippet. For example: \n" \ @@ -603,7 +610,10 @@ module ActiveRecord "From now on, you must explicitly tell Active Record when you are referencing a table " \ "from a string:\n" \ "\n" \ - " Post.includes(:comments).where(\"comments.title = 'foo'\").references(:comments)\n\n" + " Post.includes(:comments).where(\"comments.title = 'foo'\").references(:comments)\n" \ + "\n" \ + "If you don't rely on implicit join references you can disable the feature entirely" \ + "by setting `config.active_record.disable_implicit_join_references = true`." ) true else diff --git a/activerecord/lib/active_record/relation/calculations.rb b/activerecord/lib/active_record/relation/calculations.rb index 7f95181c67..be011b22af 100644 --- a/activerecord/lib/active_record/relation/calculations.rb +++ b/activerecord/lib/active_record/relation/calculations.rb @@ -11,7 +11,7 @@ module ActiveRecord # Person.count(:all) # # => performs a COUNT(*) (:all is an alias for '*') # - # Person.count(:age, distinct: true) + # Person.distinct.count(:age) # # => counts the number of different age values # # If +count+ is used with +group+, it returns a Hash whose keys represent the aggregated column, @@ -198,8 +198,13 @@ module ActiveRecord def perform_calculation(operation, column_name, options = {}) operation = operation.to_s.downcase - # If #count is used in conjuction with #uniq it is considered distinct. (eg. relation.uniq.count) - distinct = options[:distinct] || self.uniq_value + # If #count is used with #distinct / #uniq it is considered distinct. (eg. relation.distinct.count) + distinct = self.distinct_value + if options.has_key?(:distinct) + ActiveSupport::Deprecation.warn "The :distinct option for `Relation#count` is deprecated. " \ + "Please use `Relation#distinct` instead. (eg. `relation.distinct.count`)" + distinct = options[:distinct] + end if operation == "count" column_name ||= (select_for_count || :all) diff --git a/activerecord/lib/active_record/relation/query_methods.rb b/activerecord/lib/active_record/relation/query_methods.rb index b7960936cf..10a31109d5 100644 --- a/activerecord/lib/active_record/relation/query_methods.rb +++ b/activerecord/lib/active_record/relation/query_methods.rb @@ -710,20 +710,22 @@ module ActiveRecord # User.select(:name) # # => Might return two records with the same name # - # User.select(:name).uniq - # # => Returns 1 record per unique name + # User.select(:name).distinct + # # => Returns 1 record per distinct name # - # User.select(:name).uniq.uniq(false) + # User.select(:name).distinct.distinct(false) # # => You can also remove the uniqueness - def uniq(value = true) - spawn.uniq!(value) + def distinct(value = true) + spawn.distinct!(value) end + alias uniq distinct - # Like #uniq, but modifies relation in place. - def uniq!(value = true) # :nodoc: - self.uniq_value = value + # Like #distinct, but modifies relation in place. + def distinct!(value = true) # :nodoc: + self.distinct_value = value self end + alias uniq! distinct! # Used to extend a scope with additional methods, either through # a module or through a block provided. @@ -814,7 +816,7 @@ module ActiveRecord build_select(arel, select_values.uniq) - arel.distinct(uniq_value) + arel.distinct(distinct_value) arel.from(build_from) if from_value arel.lock(lock_value) if lock_value diff --git a/activerecord/test/cases/adapters/postgresql/quoting_test.rb b/activerecord/test/cases/adapters/postgresql/quoting_test.rb index 685f0ea74f..b3429648ee 100644 --- a/activerecord/test/cases/adapters/postgresql/quoting_test.rb +++ b/activerecord/test/cases/adapters/postgresql/quoting_test.rb @@ -44,6 +44,14 @@ module ActiveRecord c = Column.new(nil, 1, 'float') assert_equal "'Infinity'", @conn.quote(infinity, c) end + + def test_quote_cast_numeric + fixnum = 666 + c = Column.new(nil, nil, 'string') + assert_equal "'666'", @conn.quote(fixnum, c) + c = Column.new(nil, nil, 'text') + assert_equal "'666'", @conn.quote(fixnum, c) + end end end end diff --git a/activerecord/test/cases/adapters/postgresql/uuid_test.rb b/activerecord/test/cases/adapters/postgresql/uuid_test.rb new file mode 100644 index 0000000000..53002c5265 --- /dev/null +++ b/activerecord/test/cases/adapters/postgresql/uuid_test.rb @@ -0,0 +1,43 @@ +# encoding: utf-8 + +require "cases/helper" +require 'active_record/base' +require 'active_record/connection_adapters/postgresql_adapter' + +class PostgresqlUUIDTest < ActiveRecord::TestCase + class UUID < ActiveRecord::Base + self.table_name = 'pg_uuids' + end + + def setup + @connection = ActiveRecord::Base.connection + + unless @connection.supports_extensions? + return skip "do not test on PG without uuid-ossp" + end + + unless @connection.extension_enabled?('uuid-ossp') + @connection.enable_extension 'uuid-ossp' + @connection.commit_db_transaction + end + + @connection.reconnect! + + @connection.transaction do + @connection.create_table('pg_uuids', id: :uuid) do |t| + t.string 'name' + t.uuid 'other_uuid', default: 'uuid_generate_v4()' + end + end + end + + def teardown + @connection.execute 'drop table if exists pg_uuids' + end + + def test_auto_create_uuid + u = UUID.create + u.reload + assert_not_nil u.other_uuid + end +end diff --git a/activerecord/test/cases/associations/cascaded_eager_loading_test.rb b/activerecord/test/cases/associations/cascaded_eager_loading_test.rb index 80bca7f63e..e693d34f99 100644 --- a/activerecord/test/cases/associations/cascaded_eager_loading_test.rb +++ b/activerecord/test/cases/associations/cascaded_eager_loading_test.rb @@ -55,7 +55,7 @@ class CascadedEagerLoadingTest < ActiveRecord::TestCase assert_nothing_raised do assert_equal 4, categories.count assert_equal 4, categories.to_a.count - assert_equal 3, categories.count(:distinct => true) + assert_equal 3, categories.distinct.count assert_equal 3, categories.to_a.uniq.size # Must uniq since instantiating with inner joins will get dupes end end diff --git a/activerecord/test/cases/associations/has_and_belongs_to_many_associations_test.rb b/activerecord/test/cases/associations/has_and_belongs_to_many_associations_test.rb index 1b1b479f1a..84bdca3a97 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 @@ -316,7 +316,7 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase dev.projects << projects(:active_record) assert_equal 3, dev.projects.size - assert_equal 1, dev.projects.uniq.size + assert_equal 1, dev.projects.distinct.size end def test_uniq_before_the_fact diff --git a/activerecord/test/cases/associations/inner_join_association_test.rb b/activerecord/test/cases/associations/inner_join_association_test.rb index 4f246f575e..918783e8f1 100644 --- a/activerecord/test/cases/associations/inner_join_association_test.rb +++ b/activerecord/test/cases/associations/inner_join_association_test.rb @@ -82,7 +82,7 @@ class InnerJoinAssociationTest < ActiveRecord::TestCase def test_calculate_honors_implicit_inner_joins_and_distinct_and_conditions real_count = Author.all.to_a.select {|a| a.posts.any? {|p| p.title =~ /^Welcome/} }.length - authors_with_welcoming_post_titles = Author.all.merge!(:joins => :posts, :where => "posts.title like 'Welcome%'").calculate(:count, 'authors.id', :distinct => true) + authors_with_welcoming_post_titles = Author.all.merge!(joins: :posts, where: "posts.title like 'Welcome%'").distinct.calculate(:count, 'authors.id') assert_equal real_count, authors_with_welcoming_post_titles, "inner join and conditions should have only returned authors posting titles starting with 'Welcome'" end diff --git a/activerecord/test/cases/associations/join_model_test.rb b/activerecord/test/cases/associations/join_model_test.rb index 10ec33be75..c05481dd91 100644 --- a/activerecord/test/cases/associations/join_model_test.rb +++ b/activerecord/test/cases/associations/join_model_test.rb @@ -397,14 +397,14 @@ class AssociationsJoinModelTest < ActiveRecord::TestCase end def test_has_many_through_polymorphic_has_many - assert_equal taggings(:welcome_general, :thinking_general), authors(:david).taggings.uniq.sort_by { |t| t.id } + assert_equal taggings(:welcome_general, :thinking_general), authors(:david).taggings.distinct.sort_by { |t| t.id } end def test_include_has_many_through_polymorphic_has_many author = Author.includes(:taggings).find authors(:david).id expected_taggings = taggings(:welcome_general, :thinking_general) assert_no_queries do - assert_equal expected_taggings, author.taggings.uniq.sort_by { |t| t.id } + assert_equal expected_taggings, author.taggings.distinct.sort_by { |t| t.id } end end diff --git a/activerecord/test/cases/associations/nested_through_associations_test.rb b/activerecord/test/cases/associations/nested_through_associations_test.rb index e355ed3495..e75d43bda8 100644 --- a/activerecord/test/cases/associations/nested_through_associations_test.rb +++ b/activerecord/test/cases/associations/nested_through_associations_test.rb @@ -410,7 +410,7 @@ class NestedThroughAssociationsTest < ActiveRecord::TestCase # Mary and Bob both have posts in misc, but they are the only ones. authors = Author.joins(:similar_posts).where('posts.id' => posts(:misc_by_bob).id) - assert_equal [authors(:mary), authors(:bob)], authors.uniq.sort_by(&:id) + assert_equal [authors(:mary), authors(:bob)], authors.distinct.sort_by(&:id) # Check the polymorphism of taggings is being observed correctly (in both joins) authors = Author.joins(:similar_posts).where('taggings.taggable_type' => 'FakeModel') diff --git a/activerecord/test/cases/associations_test.rb b/activerecord/test/cases/associations_test.rb index 41529cd050..a06bacafca 100644 --- a/activerecord/test/cases/associations_test.rb +++ b/activerecord/test/cases/associations_test.rb @@ -237,6 +237,11 @@ class AssociationProxyTest < ActiveRecord::TestCase assert david.projects.scope.is_a?(ActiveRecord::Relation) assert_equal david.projects, david.projects.scope end + + test "proxy object is cached" do + david = developers(:david) + assert david.projects.equal?(david.projects) + end end class OverridingAssociationsTest < ActiveRecord::TestCase diff --git a/activerecord/test/cases/base_test.rb b/activerecord/test/cases/base_test.rb index aa09df5743..960c27da3e 100644 --- a/activerecord/test/cases/base_test.rb +++ b/activerecord/test/cases/base_test.rb @@ -1105,7 +1105,7 @@ class BasicsTest < ActiveRecord::TestCase res6 = Post.count_by_sql "SELECT COUNT(DISTINCT p.id) FROM posts p, comments co WHERE p.#{QUOTED_TYPE} = 'Post' AND p.id=co.post_id" res7 = nil assert_nothing_raised do - res7 = Post.where("p.#{QUOTED_TYPE} = 'Post' AND p.id=co.post_id").joins("p, comments co").select("p.id").count(distinct: true) + res7 = Post.where("p.#{QUOTED_TYPE} = 'Post' AND p.id=co.post_id").joins("p, comments co").select("p.id").distinct.count end assert_equal res6, res7 end @@ -1358,9 +1358,9 @@ class BasicsTest < ActiveRecord::TestCase def test_clear_cache! # preheat cache - c1 = Post.connection.schema_cache.columns['posts'] + c1 = Post.connection.schema_cache.columns('posts') ActiveRecord::Base.clear_cache! - c2 = Post.connection.schema_cache.columns['posts'] + c2 = Post.connection.schema_cache.columns('posts') assert_not_equal c1, c2 end @@ -1499,6 +1499,12 @@ class BasicsTest < ActiveRecord::TestCase assert_equal scope, Bird.uniq end + def test_distinct_delegates_to_scoped + scope = stub + Bird.stubs(:all).returns(mock(:distinct => scope)) + assert_equal scope, Bird.distinct + end + def test_table_name_with_2_abstract_subclasses assert_equal "photos", Photo.table_name end diff --git a/activerecord/test/cases/calculations_test.rb b/activerecord/test/cases/calculations_test.rb index be49e948fc..c645523905 100644 --- a/activerecord/test/cases/calculations_test.rb +++ b/activerecord/test/cases/calculations_test.rb @@ -305,8 +305,8 @@ class CalculationsTest < ActiveRecord::TestCase end def test_should_count_selected_field_with_include - assert_equal 6, Account.includes(:firm).count(:distinct => true) - assert_equal 4, Account.includes(:firm).select(:credit_limit).count(:distinct => true) + assert_equal 6, Account.includes(:firm).distinct.count + assert_equal 4, Account.includes(:firm).distinct.select(:credit_limit).count end def test_should_not_perform_joined_include_by_default @@ -341,7 +341,18 @@ class CalculationsTest < ActiveRecord::TestCase assert_equal 5, Account.count(:firm_id) end - def test_count_with_uniq + def test_count_distinct_option_is_deprecated + assert_deprecated do + assert_equal 4, Account.select(:credit_limit).count(distinct: true) + end + + assert_deprecated do + assert_equal 6, Account.select(:credit_limit).count(distinct: false) + end + end + + def test_count_with_distinct + assert_equal 4, Account.select(:credit_limit).distinct.count assert_equal 4, Account.select(:credit_limit).uniq.count end @@ -351,7 +362,7 @@ class CalculationsTest < ActiveRecord::TestCase def test_should_count_field_in_joined_table assert_equal 5, Account.joins(:firm).count('companies.id') - assert_equal 4, Account.joins(:firm).count('companies.id', :distinct => true) + assert_equal 4, Account.joins(:firm).distinct.count('companies.id') end def test_should_count_field_in_joined_table_with_group_by @@ -455,7 +466,7 @@ class CalculationsTest < ActiveRecord::TestCase approved_topics_count = Topic.group(:approved).count(:author_name)[true] assert_equal approved_topics_count, 3 # Count the number of distinct authors for approved Topics - distinct_authors_for_approved_count = Topic.group(:approved).count(:author_name, :distinct => true)[true] + distinct_authors_for_approved_count = Topic.group(:approved).distinct.count(:author_name)[true] assert_equal distinct_authors_for_approved_count, 2 end diff --git a/activerecord/test/cases/connection_adapters/schema_cache_test.rb b/activerecord/test/cases/connection_adapters/schema_cache_test.rb index 541e983758..ecad7c942f 100644 --- a/activerecord/test/cases/connection_adapters/schema_cache_test.rb +++ b/activerecord/test/cases/connection_adapters/schema_cache_test.rb @@ -9,49 +9,46 @@ module ActiveRecord end def test_primary_key - assert_equal 'id', @cache.primary_keys['posts'] + assert_equal 'id', @cache.primary_keys('posts') end def test_primary_key_for_non_existent_table - assert_nil @cache.primary_keys['omgponies'] + assert_nil @cache.primary_keys('omgponies') end def test_caches_columns - columns = @cache.columns['posts'] - assert_equal columns, @cache.columns['posts'] + columns = @cache.columns('posts') + assert_equal columns, @cache.columns('posts') end def test_caches_columns_hash - columns_hash = @cache.columns_hash['posts'] - assert_equal columns_hash, @cache.columns_hash['posts'] + columns_hash = @cache.columns_hash('posts') + assert_equal columns_hash, @cache.columns_hash('posts') end def test_clearing - @cache.columns['posts'] - @cache.columns_hash['posts'] - @cache.tables['posts'] - @cache.primary_keys['posts'] + @cache.columns('posts') + @cache.columns_hash('posts') + @cache.tables('posts') + @cache.primary_keys('posts') @cache.clear! - assert_equal 0, @cache.columns.size - assert_equal 0, @cache.columns_hash.size - assert_equal 0, @cache.tables.size - assert_equal 0, @cache.primary_keys.size + assert_equal 0, @cache.size end def test_dump_and_load - @cache.columns['posts'] - @cache.columns_hash['posts'] - @cache.tables['posts'] - @cache.primary_keys['posts'] + @cache.columns('posts') + @cache.columns_hash('posts') + @cache.tables('posts') + @cache.primary_keys('posts') @cache = Marshal.load(Marshal.dump(@cache)) - assert_equal 12, @cache.columns['posts'].size - assert_equal 12, @cache.columns_hash['posts'].size - assert @cache.tables['posts'] - assert_equal 'id', @cache.primary_keys['posts'] + assert_equal 12, @cache.columns('posts').size + assert_equal 12, @cache.columns_hash('posts').size + assert @cache.tables('posts') + assert_equal 'id', @cache.primary_keys('posts') end end diff --git a/activerecord/test/cases/counter_cache_test.rb b/activerecord/test/cases/counter_cache_test.rb index fc46a249c8..7de2ceae88 100644 --- a/activerecord/test/cases/counter_cache_test.rb +++ b/activerecord/test/cases/counter_cache_test.rb @@ -131,4 +131,11 @@ class CounterCacheTest < ActiveRecord::TestCase Subscriber.reset_counters(subscriber.id, 'books') end end + + test "the passed symbol needs to be an association name" do + e = assert_raises(ArgumentError) do + Topic.reset_counters(@topic.id, :replies_count) + end + assert_equal "'Topic' has no association called 'replies_count'", e.message + end end diff --git a/activerecord/test/cases/finder_test.rb b/activerecord/test/cases/finder_test.rb index a9fa107749..e505fe9f18 100644 --- a/activerecord/test/cases/finder_test.rb +++ b/activerecord/test/cases/finder_test.rb @@ -82,7 +82,7 @@ class FinderTest < ActiveRecord::TestCase # ensures +exists?+ runs valid SQL by excluding order value def test_exists_with_order - assert Topic.order(:id).uniq.exists? + assert Topic.order(:id).distinct.exists? end def test_exists_with_includes_limit_and_empty_result diff --git a/activerecord/test/cases/relation_test.rb b/activerecord/test/cases/relation_test.rb index fd0b05cb77..9ca980fdf6 100644 --- a/activerecord/test/cases/relation_test.rb +++ b/activerecord/test/cases/relation_test.rb @@ -278,5 +278,17 @@ module ActiveRecord assert_equal [NullRelation], relation.extending_values assert relation.is_a?(NullRelation) end + + test "distinct!" do + relation.distinct! :foo + assert_equal :foo, relation.distinct_value + assert_equal :foo, relation.uniq_value # deprecated access + end + + test "uniq! was replaced by distinct!" do + relation.uniq! :foo + assert_equal :foo, relation.distinct_value + assert_equal :foo, relation.uniq_value # deprecated access + end end end diff --git a/activerecord/test/cases/relations_test.rb b/activerecord/test/cases/relations_test.rb index 26cbb03892..9008c2785e 100644 --- a/activerecord/test/cases/relations_test.rb +++ b/activerecord/test/cases/relations_test.rb @@ -492,6 +492,7 @@ class RelationTest < ActiveRecord::TestCase expected_taggings = taggings(:welcome_general, :thinking_general) assert_no_queries do + assert_equal expected_taggings, author.taggings.distinct.sort_by { |t| t.id } assert_equal expected_taggings, author.taggings.uniq.sort_by { |t| t.id } end @@ -789,11 +790,11 @@ class RelationTest < ActiveRecord::TestCase def test_count_with_distinct posts = Post.all - assert_equal 3, posts.count(:comments_count, :distinct => true) - assert_equal 11, posts.count(:comments_count, :distinct => false) + assert_equal 3, posts.distinct(true).count(:comments_count) + assert_equal 11, posts.distinct(false).count(:comments_count) - assert_equal 3, posts.select(:comments_count).count(:distinct => true) - assert_equal 11, posts.select(:comments_count).count(:distinct => false) + assert_equal 3, posts.distinct(true).select(:comments_count).count + assert_equal 11, posts.distinct(false).select(:comments_count).count end def test_count_explicit_columns @@ -1223,6 +1224,16 @@ class RelationTest < ActiveRecord::TestCase end end + def test_turn_off_eager_loading_with_conditions_on_joins + original_value = ActiveRecord::Base.disable_implicit_join_references + ActiveRecord::Base.disable_implicit_join_references = true + + scope = Topic.where(author_email_address: 'my.example@gmail.com').includes(:replies) + assert_not scope.eager_loading? + ensure + ActiveRecord::Base.disable_implicit_join_references = original_value + end + def test_ordering_with_extra_spaces assert_equal authors(:david), Author.order('id DESC , name DESC').last end @@ -1269,7 +1280,7 @@ class RelationTest < ActiveRecord::TestCase assert_equal posts(:welcome), comments(:greetings).post end - def test_uniq + def test_distinct tag1 = Tag.create(:name => 'Foo') tag2 = Tag.create(:name => 'Foo') @@ -1277,11 +1288,14 @@ class RelationTest < ActiveRecord::TestCase assert_equal ['Foo', 'Foo'], query.map(&:name) assert_sql(/DISTINCT/) do + assert_equal ['Foo'], query.distinct.map(&:name) assert_equal ['Foo'], query.uniq.map(&:name) end assert_sql(/DISTINCT/) do + assert_equal ['Foo'], query.distinct(true).map(&:name) assert_equal ['Foo'], query.uniq(true).map(&:name) end + assert_equal ['Foo', 'Foo'], query.distinct(true).distinct(false).map(&:name) assert_equal ['Foo', 'Foo'], query.uniq(true).uniq(false).map(&:name) end diff --git a/activerecord/test/models/author.rb b/activerecord/test/models/author.rb index 8423411474..a96899ae10 100644 --- a/activerecord/test/models/author.rb +++ b/activerecord/test/models/author.rb @@ -30,8 +30,8 @@ class Author < ActiveRecord::Base has_many :comments_desc, -> { order('comments.id DESC') }, :through => :posts, :source => :comments has_many :limited_comments, -> { limit(1) }, :through => :posts, :source => :comments has_many :funky_comments, :through => :posts, :source => :comments - has_many :ordered_uniq_comments, -> { uniq.order('comments.id') }, :through => :posts, :source => :comments - has_many :ordered_uniq_comments_desc, -> { uniq.order('comments.id DESC') }, :through => :posts, :source => :comments + has_many :ordered_uniq_comments, -> { distinct.order('comments.id') }, :through => :posts, :source => :comments + has_many :ordered_uniq_comments_desc, -> { distinct.order('comments.id DESC') }, :through => :posts, :source => :comments has_many :readonly_comments, -> { readonly }, :through => :posts, :source => :comments has_many :special_posts @@ -78,7 +78,7 @@ class Author < ActiveRecord::Base has_many :categories_like_general, -> { where(:name => 'General') }, :through => :categorizations, :source => :category, :class_name => 'Category' has_many :categorized_posts, :through => :categorizations, :source => :post - has_many :unique_categorized_posts, -> { uniq }, :through => :categorizations, :source => :post + has_many :unique_categorized_posts, -> { distinct }, :through => :categorizations, :source => :post has_many :nothings, :through => :kateggorisatons, :class_name => 'Category' @@ -91,7 +91,7 @@ class Author < ActiveRecord::Base has_many :post_categories, :through => :posts, :source => :categories has_many :tagging_tags, :through => :taggings, :source => :tag - has_many :similar_posts, -> { uniq }, :through => :tags, :source => :tagged_posts + has_many :similar_posts, -> { distinct }, :through => :tags, :source => :tagged_posts has_many :distinct_tags, -> { select("DISTINCT tags.*").order("tags.name") }, :through => :posts, :source => :tags has_many :tags_with_primary_key, :through => :posts diff --git a/activerecord/test/models/book.rb b/activerecord/test/models/book.rb index ce81a37966..5458a28cc9 100644 --- a/activerecord/test/models/book.rb +++ b/activerecord/test/models/book.rb @@ -2,7 +2,7 @@ class Book < ActiveRecord::Base has_many :authors has_many :citations, :foreign_key => 'book1_id' - has_many :references, -> { uniq }, :through => :citations, :source => :reference_of + has_many :references, -> { distinct }, :through => :citations, :source => :reference_of has_many :subscriptions has_many :subscribers, :through => :subscriptions diff --git a/activerecord/test/models/liquid.rb b/activerecord/test/models/liquid.rb index 6cfd443e75..69d4d7df1a 100644 --- a/activerecord/test/models/liquid.rb +++ b/activerecord/test/models/liquid.rb @@ -1,5 +1,4 @@ class Liquid < ActiveRecord::Base self.table_name = :liquid - has_many :molecules, -> { uniq } + has_many :molecules, -> { distinct } end - diff --git a/activerecord/test/models/project.rb b/activerecord/test/models/project.rb index 90273adafc..f893754b9f 100644 --- a/activerecord/test/models/project.rb +++ b/activerecord/test/models/project.rb @@ -1,11 +1,11 @@ class Project < ActiveRecord::Base - has_and_belongs_to_many :developers, -> { uniq.order 'developers.name desc, developers.id desc' } + has_and_belongs_to_many :developers, -> { distinct.order 'developers.name desc, developers.id desc' } has_and_belongs_to_many :readonly_developers, -> { readonly }, :class_name => "Developer" - has_and_belongs_to_many :selected_developers, -> { uniq.select "developers.*" }, :class_name => "Developer" + has_and_belongs_to_many :selected_developers, -> { distinct.select "developers.*" }, :class_name => "Developer" has_and_belongs_to_many :non_unique_developers, -> { order 'developers.name desc, developers.id desc' }, :class_name => 'Developer' has_and_belongs_to_many :limited_developers, -> { limit 1 }, :class_name => "Developer" - has_and_belongs_to_many :developers_named_david, -> { where("name = 'David'").uniq }, :class_name => "Developer" - has_and_belongs_to_many :developers_named_david_with_hash_conditions, -> { where(:name => 'David').uniq }, :class_name => "Developer" + has_and_belongs_to_many :developers_named_david, -> { where("name = 'David'").distinct }, :class_name => "Developer" + has_and_belongs_to_many :developers_named_david_with_hash_conditions, -> { where(:name => 'David').distinct }, :class_name => "Developer" has_and_belongs_to_many :salaried_developers, -> { where "salary > 0" }, :class_name => "Developer" ActiveSupport::Deprecation.silence do |