class ActiveRecord::InvertibleMigrationTest
Public Instance Methods
test_down()
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# File activerecord/test/cases/invertible_migration_test.rb, line 341 def test_down LegacyMigration.up LegacyMigration.down assert !ActiveRecord::Base.connection.table_exists?("horses"), "horses should not exist" end
test_exception_on_removing_index_without_column_option()
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# File activerecord/test/cases/invertible_migration_test.rb, line 185 def test_exception_on_removing_index_without_column_option index_definition = ["horses", [:name, :color]] migration1 = RemoveIndexMigration1.new migration1.migrate(:up) assert migration1.connection.index_exists?(*index_definition) migration2 = RemoveIndexMigration2.new migration2.migrate(:up) assert_not migration2.connection.index_exists?(*index_definition) migration2.migrate(:down) assert migration2.connection.index_exists?(*index_definition) end
test_legacy_down()
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# File activerecord/test/cases/invertible_migration_test.rb, line 330 def test_legacy_down LegacyMigration.migrate :up LegacyMigration.migrate :down assert !ActiveRecord::Base.connection.table_exists?("horses"), "horses should not exist" end
test_legacy_up()
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# File activerecord/test/cases/invertible_migration_test.rb, line 325 def test_legacy_up LegacyMigration.migrate :up assert ActiveRecord::Base.connection.table_exists?("horses"), "horses should exist" end
test_migrate_down()
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# File activerecord/test/cases/invertible_migration_test.rb, line 205 def test_migrate_down migration = InvertibleMigration.new migration.migrate :up migration.migrate :down assert !migration.connection.table_exists?("horses") end
test_migrate_down_with_table_name_prefix()
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# File activerecord/test/cases/invertible_migration_test.rb, line 347 def test_migrate_down_with_table_name_prefix ActiveRecord::Base.table_name_prefix = "p_" ActiveRecord::Base.table_name_suffix = "_s" migration = InvertibleMigration.new migration.migrate(:up) assert_nothing_raised { migration.migrate(:down) } assert !ActiveRecord::Base.connection.table_exists?("p_horses_s"), "p_horses_s should not exist" ensure ActiveRecord::Base.table_name_prefix = ActiveRecord::Base.table_name_suffix = "" end
test_migrate_enable_and_disable_extension()
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# File activerecord/test/cases/invertible_migration_test.rb, line 281 def test_migrate_enable_and_disable_extension migration1 = InvertibleMigration.new migration2 = DisableExtension1.new migration3 = DisableExtension2.new migration1.migrate(:up) migration2.migrate(:up) assert_equal true, Horse.connection.extension_enabled?("hstore") migration3.migrate(:up) assert_equal false, Horse.connection.extension_enabled?("hstore") migration3.migrate(:down) assert_equal true, Horse.connection.extension_enabled?("hstore") migration2.migrate(:down) assert_equal false, Horse.connection.extension_enabled?("hstore") end
test_migrate_nested_revert_whole_migration()
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# File activerecord/test/cases/invertible_migration_test.rb, line 257 def test_migrate_nested_revert_whole_migration revert = NestedRevertWholeMigration.new(InvertibleRevertMigration) revert.migrate :down assert revert.connection.table_exists?("horses") revert.migrate :up assert !revert.connection.table_exists?("horses") end
test_migrate_revert()
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# File activerecord/test/cases/invertible_migration_test.rb, line 212 def test_migrate_revert migration = InvertibleMigration.new revert = InvertibleRevertMigration.new migration.migrate :up revert.migrate :up assert !migration.connection.table_exists?("horses") revert.migrate :down assert migration.connection.table_exists?("horses") migration.migrate :down assert !migration.connection.table_exists?("horses") end
test_migrate_revert_add_index_with_name()
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# File activerecord/test/cases/invertible_migration_test.rb, line 367 def test_migrate_revert_add_index_with_name RevertNamedIndexMigration1.new.migrate(:up) RevertNamedIndexMigration2.new.migrate(:up) RevertNamedIndexMigration2.new.migrate(:down) connection = ActiveRecord::Base.connection assert connection.index_exists?(:horses, :content), "index on content should exist" assert !connection.index_exists?(:horses, :content, name: "horses_index_named"), "horses_index_named index should not exist" end
test_migrate_revert_by_part()
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# File activerecord/test/cases/invertible_migration_test.rb, line 224 def test_migrate_revert_by_part InvertibleMigration.new.migrate :up received = [] migration = InvertibleByPartsMigration.new migration.test = ->(dir) { assert migration.connection.table_exists?("horses") assert migration.connection.table_exists?("new_horses") received << dir } migration.migrate :up assert_equal [:both, :up], received assert !migration.connection.table_exists?("horses") assert migration.connection.table_exists?("new_horses") migration.migrate :down assert_equal [:both, :up, :both, :down], received assert migration.connection.table_exists?("horses") assert !migration.connection.table_exists?("new_horses") end
test_migrate_revert_change_column_default()
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# File activerecord/test/cases/invertible_migration_test.rb, line 265 def test_migrate_revert_change_column_default migration1 = ChangeColumnDefault1.new migration1.migrate(:up) assert_equal "Sekitoba", Horse.new.name migration2 = ChangeColumnDefault2.new migration2.migrate(:up) Horse.reset_column_information assert_equal "Diomed", Horse.new.name migration2.migrate(:down) Horse.reset_column_information assert_equal "Sekitoba", Horse.new.name end
test_migrate_revert_whole_migration()
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# File activerecord/test/cases/invertible_migration_test.rb, line 243 def test_migrate_revert_whole_migration migration = InvertibleMigration.new [LegacyMigration, InvertibleMigration].each do |klass| revert = RevertWholeMigration.new(klass) migration.migrate :up revert.migrate :up assert !migration.connection.table_exists?("horses") revert.migrate :down assert migration.connection.table_exists?("horses") migration.migrate :down assert !migration.connection.table_exists?("horses") end end
test_migrate_up()
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# File activerecord/test/cases/invertible_migration_test.rb, line 199 def test_migrate_up migration = InvertibleMigration.new migration.migrate(:up) assert migration.connection.table_exists?("horses"), "horses should exist" end
test_migrations_can_handle_foreign_keys_to_specific_tables()
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# File activerecord/test/cases/invertible_migration_test.rb, line 358 def test_migrations_can_handle_foreign_keys_to_specific_tables migration = RevertCustomForeignKeyTable.new InvertibleMigration.migrate(:up) migration.migrate(:up) migration.migrate(:down) end
test_no_reverse()
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# File activerecord/test/cases/invertible_migration_test.rb, line 177 def test_no_reverse migration = NonInvertibleMigration.new migration.migrate(:up) assert_raises(IrreversibleMigration) do migration.migrate(:down) end end
test_revert_order()
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# File activerecord/test/cases/invertible_migration_test.rb, line 301 def test_revert_order block = Proc.new { |t| t.string :name } recorder = ActiveRecord::Migration::CommandRecorder.new(ActiveRecord::Base.connection) recorder.instance_eval do create_table("apples", &block) revert do create_table("bananas", &block) revert do create_table("clementines") create_table("dates") end create_table("elderberries") end revert do create_table("figs") create_table("grapes") end end assert_equal [[:create_table, ["apples"], block], [:drop_table, ["elderberries"], nil], [:create_table, ["clementines"], nil], [:create_table, ["dates"], nil], [:drop_table, ["bananas"], block], [:drop_table, ["grapes"], nil], [:drop_table, ["figs"], nil]], recorder.commands end
test_up()
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# File activerecord/test/cases/invertible_migration_test.rb, line 336 def test_up LegacyMigration.up assert ActiveRecord::Base.connection.table_exists?("horses"), "horses should exist" end