diff options
Diffstat (limited to 'activerecord')
8 files changed, 73 insertions, 15 deletions
diff --git a/activerecord/CHANGELOG.md b/activerecord/CHANGELOG.md index d1ae41ab97..cfd723cd5f 100644 --- a/activerecord/CHANGELOG.md +++ b/activerecord/CHANGELOG.md @@ -1,3 +1,11 @@ +* Allow `:to_table` option to `invert_remove_foreign_key`. + + Example: + + remove_foreign_key :accounts, to_table: :owners + + *Nikolay Epifanov*, *Rich Chen* + * Add environment & load_config dependency to `bin/rake db:seed` to enable seed load in environments without Rails and custom DB configuration 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 3be0906f2a..4702de1964 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb @@ -980,11 +980,18 @@ module ActiveRecord # # remove_foreign_key :accounts, column: :owner_id # + # Removes the foreign key on +accounts.owner_id+. + # + # remove_foreign_key :accounts, to_table: :owners + # # Removes the foreign key named +special_fk_name+ on the +accounts+ table. # # remove_foreign_key :accounts, name: :special_fk_name # - # The +options+ hash accepts the same keys as SchemaStatements#add_foreign_key. + # The +options+ hash accepts the same keys as SchemaStatements#add_foreign_key + # 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 = {}) return unless supports_foreign_keys? 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 231278c184..79351bc3a4 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 @@ -1,5 +1,7 @@ # frozen_string_literal: true +require "active_support/core_ext/array/extract" + module ActiveRecord module ConnectionAdapters module PostgreSQL @@ -16,12 +18,12 @@ module ActiveRecord def run(records) nodes = records.reject { |row| @store.key? row["oid"].to_i } - mapped, nodes = nodes.partition { |row| @store.key? row["typname"] } - ranges, nodes = nodes.partition { |row| row["typtype"] == "r".freeze } - enums, nodes = nodes.partition { |row| row["typtype"] == "e".freeze } - domains, nodes = nodes.partition { |row| row["typtype"] == "d".freeze } - arrays, nodes = nodes.partition { |row| row["typinput"] == "array_in".freeze } - composites, nodes = nodes.partition { |row| row["typelem"].to_i != 0 } + mapped = nodes.extract! { |row| @store.key? row["typname"] } + ranges = nodes.extract! { |row| row["typtype"] == "r".freeze } + enums = nodes.extract! { |row| row["typtype"] == "e".freeze } + domains = nodes.extract! { |row| row["typtype"] == "d".freeze } + arrays = nodes.extract! { |row| row["typinput"] == "array_in".freeze } + composites = nodes.extract! { |row| row["typelem"].to_i != 0 } mapped.each { |row| register_mapped_type(row) } enums.each { |row| register_enum_type(row) } 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 26b8113b0d..00da7690a2 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb @@ -700,6 +700,11 @@ module ActiveRecord 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) @@ -708,7 +713,6 @@ module ActiveRecord sqls end - # Changes the default value of a table column. def change_column_default_for_alter(table_name, column_name, default_or_changes) # :nodoc: column = column_for(table_name, column_name) diff --git a/activerecord/lib/active_record/migration/command_recorder.rb b/activerecord/lib/active_record/migration/command_recorder.rb index 087632b10f..dea6d4ec08 100644 --- a/activerecord/lib/active_record/migration/command_recorder.rb +++ b/activerecord/lib/active_record/migration/command_recorder.rb @@ -214,11 +214,24 @@ module ActiveRecord end def invert_remove_foreign_key(args) - from_table, to_table, remove_options = args - raise ActiveRecord::IrreversibleMigration, "remove_foreign_key is only reversible if given a second table" if to_table.nil? || to_table.is_a?(Hash) + from_table, options_or_to_table, options_or_nil = 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 + + 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 + reversed_args << remove_options if remove_options.present? [:add_foreign_key, reversed_args] end diff --git a/activerecord/lib/active_record/relation/predicate_builder/array_handler.rb b/activerecord/lib/active_record/relation/predicate_builder/array_handler.rb index 64bf83e3c1..e5191fa38a 100644 --- a/activerecord/lib/active_record/relation/predicate_builder/array_handler.rb +++ b/activerecord/lib/active_record/relation/predicate_builder/array_handler.rb @@ -1,5 +1,7 @@ # frozen_string_literal: true +require "active_support/core_ext/array/extract" + module ActiveRecord class PredicateBuilder class ArrayHandler # :nodoc: @@ -11,8 +13,8 @@ module ActiveRecord return attribute.in([]) if value.empty? values = value.map { |x| x.is_a?(Base) ? x.id : x } - nils, values = values.partition(&:nil?) - ranges, values = values.partition { |v| v.is_a?(Range) } + nils = values.extract!(&:nil?) + ranges = values.extract! { |v| v.is_a?(Range) } values_predicate = case values.length diff --git a/activerecord/test/cases/migration/command_recorder_test.rb b/activerecord/test/cases/migration/command_recorder_test.rb index 3a11bb081b..1a19b8dafd 100644 --- a/activerecord/test/cases/migration/command_recorder_test.rb +++ b/activerecord/test/cases/migration/command_recorder_test.rb @@ -329,11 +329,24 @@ module ActiveRecord assert_equal [:add_foreign_key, [:dogs, :people, primary_key: "person_id"]], enable end + def test_invert_remove_foreign_key_with_primary_key_and_to_table_in_options + enable = @recorder.inverse_of :remove_foreign_key, [:dogs, to_table: :people, primary_key: "uuid"] + assert_equal [:add_foreign_key, [:dogs, :people, primary_key: "uuid"]], enable + end + def test_invert_remove_foreign_key_with_on_delete_on_update enable = @recorder.inverse_of :remove_foreign_key, [:dogs, :people, on_delete: :nullify, on_update: :cascade] assert_equal [:add_foreign_key, [:dogs, :people, on_delete: :nullify, on_update: :cascade]], enable end + def test_invert_remove_foreign_key_with_to_table_in_options + enable = @recorder.inverse_of :remove_foreign_key, [:dogs, to_table: :people] + assert_equal [:add_foreign_key, [:dogs, :people]], enable + + enable = @recorder.inverse_of :remove_foreign_key, [:dogs, to_table: :people, column: :owner_id] + assert_equal [:add_foreign_key, [:dogs, :people, column: :owner_id]], enable + end + def test_invert_remove_foreign_key_is_irreversible_without_to_table assert_raises ActiveRecord::IrreversibleMigration do @recorder.inverse_of :remove_foreign_key, [:dogs, column: "owner_id"] diff --git a/activerecord/test/cases/migration_test.rb b/activerecord/test/cases/migration_test.rb index d1292dc53d..868bb40ab2 100644 --- a/activerecord/test/cases/migration_test.rb +++ b/activerecord/test/cases/migration_test.rb @@ -793,12 +793,20 @@ if ActiveRecord::Base.connection.supports_bulk_alter? end def test_adding_multiple_columns - assert_queries(1) do + classname = ActiveRecord::Base.connection.class.name[/[^:]*$/] + expected_query_count = { + "Mysql2Adapter" => 1, + "PostgreSQLAdapter" => 2, # one for bulk change, one for comment + }.fetch(classname) { + raise "need an expected query count for #{classname}" + } + + assert_queries(expected_query_count) do with_bulk_change_table do |t| t.column :name, :string t.string :qualification, :experience t.integer :age, default: 0 - t.date :birthdate + t.date :birthdate, comment: "This is a comment" t.timestamps null: true end end @@ -806,6 +814,7 @@ if ActiveRecord::Base.connection.supports_bulk_alter? assert_equal 8, columns.size [:name, :qualification, :experience].each { |s| assert_equal :string, column(s).type } assert_equal "0", column(:age).default + assert_equal "This is a comment", column(:birthdate).comment end def test_removing_columns |