class DirtyTest
Public Instance Methods
catchphrase()
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Calls superclass method
# File activerecord/test/cases/dirty_test.rb, line 672 def catchphrase super.upcase end
setup()
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Dummy
to force column loads so query counts are clean.
# File activerecord/test/cases/dirty_test.rb, line 15 def setup Person.create first_name: "foo" end
test_aliased_attribute_changes()
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# File activerecord/test/cases/dirty_test.rb, line 136 def test_aliased_attribute_changes # the actual attribute here is name, title is an # alias setup via alias_attribute parrot = Parrot.new assert !parrot.title_changed? assert_nil parrot.title_change parrot.name = "Sam" assert parrot.title_changed? assert_nil parrot.title_was assert_equal parrot.name_change, parrot.title_change end
test_association_assignment_changes_foreign_key()
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# File activerecord/test/cases/dirty_test.rb, line 309 def test_association_assignment_changes_foreign_key pirate = Pirate.create!(catchphrase: "jarl") pirate.parrot = Parrot.create!(name: "Lorre") assert pirate.changed? assert_equal %w(parrot_id), pirate.changed end
test_attribute_changes()
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# File activerecord/test/cases/dirty_test.rb, line 19 def test_attribute_changes # New record - no changes. pirate = Pirate.new assert_equal false, pirate.catchphrase_changed? assert_equal false, pirate.non_validated_parrot_id_changed? # Change catchphrase. pirate.catchphrase = "arrr" assert pirate.catchphrase_changed? assert_nil pirate.catchphrase_was assert_equal [nil, "arrr"], pirate.catchphrase_change # Saved - no changes. pirate.save! assert !pirate.catchphrase_changed? assert_nil pirate.catchphrase_change # Same value - no changes. pirate.catchphrase = "arrr" assert !pirate.catchphrase_changed? assert_nil pirate.catchphrase_change end
test_attribute_should_be_compared_with_type_cast()
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# File activerecord/test/cases/dirty_test.rb, line 316 def test_attribute_should_be_compared_with_type_cast topic = Topic.new assert topic.approved? assert !topic.approved_changed? # Coming from web form. params = { topic: { approved: 1 } } # In the controller. topic.attributes = params[:topic] assert topic.approved? assert !topic.approved_changed? end
test_attribute_will_change!()
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# File activerecord/test/cases/dirty_test.rb, line 290 def test_attribute_will_change! pirate = Pirate.create!(catchphrase: "arr") assert !pirate.catchphrase_changed? assert pirate.catchphrase_will_change! assert pirate.catchphrase_changed? assert_equal ["arr", "arr"], pirate.catchphrase_change pirate.catchphrase << " matey!" assert pirate.catchphrase_changed? assert_equal ["arr", "arr matey!"], pirate.catchphrase_change end
test_changed_attributes_should_be_preserved_if_save_failure()
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# File activerecord/test/cases/dirty_test.rb, line 366 def test_changed_attributes_should_be_preserved_if_save_failure pirate = Pirate.new pirate.parrot_id = 1 assert !pirate.save check_pirate_after_save_failure(pirate) pirate = Pirate.new pirate.parrot_id = 1 assert_raise(ActiveRecord::RecordInvalid) { pirate.save! } check_pirate_after_save_failure(pirate) end
test_datetime_attribute_can_be_updated_with_fractional_seconds()
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# File activerecord/test/cases/dirty_test.rb, line 579 def test_datetime_attribute_can_be_updated_with_fractional_seconds skip "Fractional seconds are not supported" unless subsecond_precision_supported? in_time_zone "Paris" do target = Class.new(ActiveRecord::Base) target.table_name = "topics" written_on = Time.utc(2012, 12, 1, 12, 0, 0).in_time_zone("Paris") topic = target.create(written_on: written_on) topic.written_on += 0.3 assert topic.written_on_changed?, "Fractional second update not detected" end end
test_datetime_attribute_doesnt_change_if_zone_is_modified_in_string()
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# File activerecord/test/cases/dirty_test.rb, line 594 def test_datetime_attribute_doesnt_change_if_zone_is_modified_in_string time_in_paris = Time.utc(2014, 1, 1, 12, 0, 0).in_time_zone("Paris") pirate = Pirate.create!(catchphrase: "rrrr", created_on: time_in_paris) pirate.created_on = pirate.created_on.in_time_zone("Tokyo").to_s assert !pirate.created_on_changed? end
test_dup_objects_should_not_copy_dirty_flag_from_creator()
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# File activerecord/test/cases/dirty_test.rb, line 386 def test_dup_objects_should_not_copy_dirty_flag_from_creator pirate = Pirate.create!(catchphrase: "shiver me timbers") pirate_dup = pirate.dup pirate_dup.restore_catchphrase! pirate.catchphrase = "I love Rum" assert pirate.catchphrase_changed? assert !pirate_dup.catchphrase_changed? end
test_field_named_field()
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# File activerecord/test/cases/dirty_test.rb, line 567 def test_field_named_field ActiveRecord::Base.connection.create_table :testings do |t| t.string :field end assert_nothing_raised do Testings.new.attributes end ensure ActiveRecord::Base.connection.drop_table :testings rescue nil ActiveRecord::Base.clear_cache! end
test_float_zero_to_string_zero_not_marked_as_changed()
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# File activerecord/test/cases/dirty_test.rb, line 229 def test_float_zero_to_string_zero_not_marked_as_changed data = NumericData.new temperature: 0.0 data.save! assert_not data.changed? data.temperature = "0" assert_empty data.changes data.temperature = "0.0" assert_empty data.changes data.temperature = "0.00" assert_empty data.changes end
test_integer_zero_to_integer_zero_not_marked_as_changed()
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# File activerecord/test/cases/dirty_test.rb, line 217 def test_integer_zero_to_integer_zero_not_marked_as_changed pirate = Pirate.new pirate.parrot_id = 0 pirate.catchphrase = "arrr" assert pirate.save! assert !pirate.changed? pirate.parrot_id = 0 assert !pirate.changed? end
test_integer_zero_to_string_zero_not_marked_as_changed()
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# File activerecord/test/cases/dirty_test.rb, line 205 def test_integer_zero_to_string_zero_not_marked_as_changed pirate = Pirate.new pirate.parrot_id = 0 pirate.catchphrase = "arrr" assert pirate.save! assert !pirate.changed? pirate.parrot_id = "0" assert !pirate.changed? end
test_nullable_datetime_not_marked_as_changed_if_new_value_is_blank()
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# File activerecord/test/cases/dirty_test.rb, line 189 def test_nullable_datetime_not_marked_as_changed_if_new_value_is_blank in_time_zone "Edinburgh" do target = Class.new(ActiveRecord::Base) target.table_name = "topics" topic = target.create assert_nil topic.written_on ["", nil].each do |value| topic.written_on = value assert_nil topic.written_on assert !topic.written_on_changed? end end end
test_nullable_decimal_not_marked_as_changed_if_new_value_is_blank()
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# File activerecord/test/cases/dirty_test.rb, line 169 def test_nullable_decimal_not_marked_as_changed_if_new_value_is_blank numeric_data = NumericData.new ["", nil].each do |value| numeric_data.bank_balance = value assert !numeric_data.bank_balance_changed? assert_nil numeric_data.bank_balance_change end end
test_nullable_float_not_marked_as_changed_if_new_value_is_blank()
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# File activerecord/test/cases/dirty_test.rb, line 179 def test_nullable_float_not_marked_as_changed_if_new_value_is_blank numeric_data = NumericData.new ["", nil].each do |value| numeric_data.temperature = value assert !numeric_data.temperature_changed? assert_nil numeric_data.temperature_change end end
test_nullable_number_not_marked_as_changed_if_new_value_is_blank()
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# File activerecord/test/cases/dirty_test.rb, line 159 def test_nullable_number_not_marked_as_changed_if_new_value_is_blank pirate = Pirate.new ["", nil].each do |value| pirate.parrot_id = value assert !pirate.parrot_id_changed? assert_nil pirate.parrot_id_change end end
test_object_should_be_changed_if_any_attribute_is_changed()
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# File activerecord/test/cases/dirty_test.rb, line 272 def test_object_should_be_changed_if_any_attribute_is_changed pirate = Pirate.new assert !pirate.changed? assert_equal [], pirate.changed assert_equal Hash.new, pirate.changes pirate.catchphrase = "arrr" assert pirate.changed? assert_nil pirate.catchphrase_was assert_equal %w(catchphrase), pirate.changed assert_equal({ "catchphrase" => [nil, "arrr"] }, pirate.changes) pirate.save assert !pirate.changed? assert_equal [], pirate.changed assert_equal Hash.new, pirate.changes end
test_partial_update()
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# File activerecord/test/cases/dirty_test.rb, line 329 def test_partial_update pirate = Pirate.new(catchphrase: "foo") old_updated_on = 1.hour.ago.beginning_of_day with_partial_writes Pirate, false do assert_queries(2) { 2.times { pirate.save! } } Pirate.where(id: pirate.id).update_all(updated_on: old_updated_on) end with_partial_writes Pirate, true do assert_queries(0) { 2.times { pirate.save! } } assert_equal old_updated_on, pirate.reload.updated_on assert_queries(1) { pirate.catchphrase = "bar"; pirate.save! } assert_not_equal old_updated_on, pirate.reload.updated_on end end
test_partial_update_with_optimistic_locking()
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# File activerecord/test/cases/dirty_test.rb, line 347 def test_partial_update_with_optimistic_locking person = Person.new(first_name: "foo") with_partial_writes Person, false do assert_queries(2) { 2.times { person.save! } } Person.where(id: person.id).update_all(first_name: "baz") end old_lock_version = person.lock_version with_partial_writes Person, true do assert_queries(0) { 2.times { person.save! } } assert_equal old_lock_version, person.reload.lock_version assert_queries(1) { person.first_name = "bar"; person.save! } assert_not_equal old_lock_version, person.reload.lock_version end end
test_previous_changes()
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# File activerecord/test/cases/dirty_test.rb, line 476 def test_previous_changes # original values should be in previous_changes pirate = Pirate.new assert_equal Hash.new, pirate.previous_changes pirate.catchphrase = "arrr" pirate.save! assert_equal 4, pirate.previous_changes.size assert_equal [nil, "arrr"], pirate.previous_changes["catchphrase"] assert_equal [nil, pirate.id], pirate.previous_changes["id"] assert_nil pirate.previous_changes["updated_on"][0] assert_not_nil pirate.previous_changes["updated_on"][1] assert_nil pirate.previous_changes["created_on"][0] assert_not_nil pirate.previous_changes["created_on"][1] assert !pirate.previous_changes.key?("parrot_id") # original values should be in previous_changes pirate = Pirate.new assert_equal Hash.new, pirate.previous_changes pirate.catchphrase = "arrr" pirate.save assert_equal 4, pirate.previous_changes.size assert_equal [nil, "arrr"], pirate.previous_changes["catchphrase"] assert_equal [nil, pirate.id], pirate.previous_changes["id"] assert_includes pirate.previous_changes, "updated_on" assert_includes pirate.previous_changes, "created_on" assert !pirate.previous_changes.key?("parrot_id") pirate.catchphrase = "Yar!!" pirate.reload assert_equal Hash.new, pirate.previous_changes pirate = Pirate.find_by_catchphrase("arrr") travel(1.second) pirate.catchphrase = "Me Maties!" pirate.save! assert_equal 2, pirate.previous_changes.size assert_equal ["arrr", "Me Maties!"], pirate.previous_changes["catchphrase"] assert_not_nil pirate.previous_changes["updated_on"][0] assert_not_nil pirate.previous_changes["updated_on"][1] assert !pirate.previous_changes.key?("parrot_id") assert !pirate.previous_changes.key?("created_on") pirate = Pirate.find_by_catchphrase("Me Maties!") travel(1.second) pirate.catchphrase = "Thar She Blows!" pirate.save assert_equal 2, pirate.previous_changes.size assert_equal ["Me Maties!", "Thar She Blows!"], pirate.previous_changes["catchphrase"] assert_not_nil pirate.previous_changes["updated_on"][0] assert_not_nil pirate.previous_changes["updated_on"][1] assert !pirate.previous_changes.key?("parrot_id") assert !pirate.previous_changes.key?("created_on") travel(1.second) pirate = Pirate.find_by_catchphrase("Thar She Blows!") pirate.update(catchphrase: "Ahoy!") assert_equal 2, pirate.previous_changes.size assert_equal ["Thar She Blows!", "Ahoy!"], pirate.previous_changes["catchphrase"] assert_not_nil pirate.previous_changes["updated_on"][0] assert_not_nil pirate.previous_changes["updated_on"][1] assert !pirate.previous_changes.key?("parrot_id") assert !pirate.previous_changes.key?("created_on") travel(1.second) pirate = Pirate.find_by_catchphrase("Ahoy!") pirate.update_attribute(:catchphrase, "Ninjas suck!") assert_equal 2, pirate.previous_changes.size assert_equal ["Ahoy!", "Ninjas suck!"], pirate.previous_changes["catchphrase"] assert_not_nil pirate.previous_changes["updated_on"][0] assert_not_nil pirate.previous_changes["updated_on"][1] assert !pirate.previous_changes.key?("parrot_id") assert !pirate.previous_changes.key?("created_on") ensure travel_back end
test_reload_should_clear_changed_attributes()
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# File activerecord/test/cases/dirty_test.rb, line 378 def test_reload_should_clear_changed_attributes pirate = Pirate.create!(catchphrase: "shiver me timbers") pirate.catchphrase = "*hic*" assert pirate.changed? pirate.reload assert !pirate.changed? end
test_restore_attribute!()
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# File activerecord/test/cases/dirty_test.rb, line 149 def test_restore_attribute! pirate = Pirate.create!(catchphrase: "Yar!") pirate.catchphrase = "Ahoy!" pirate.restore_catchphrase! assert_equal "Yar!", pirate.catchphrase assert_equal Hash.new, pirate.changes assert !pirate.catchphrase_changed? end
test_reverted_changes_are_not_dirty()
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# File activerecord/test/cases/dirty_test.rb, line 395 def test_reverted_changes_are_not_dirty phrase = "shiver me timbers" pirate = Pirate.create!(catchphrase: phrase) pirate.catchphrase = "*hic*" assert pirate.changed? pirate.catchphrase = phrase assert !pirate.changed? end
test_reverted_changes_are_not_dirty_after_multiple_changes()
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# File activerecord/test/cases/dirty_test.rb, line 404 def test_reverted_changes_are_not_dirty_after_multiple_changes phrase = "shiver me timbers" pirate = Pirate.create!(catchphrase: phrase) 10.times do |i| pirate.catchphrase = "*hic*" * i assert pirate.changed? end assert pirate.changed? pirate.catchphrase = phrase assert !pirate.changed? end
test_reverted_changes_are_not_dirty_going_from_nil_to_value_and_back()
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# File activerecord/test/cases/dirty_test.rb, line 416 def test_reverted_changes_are_not_dirty_going_from_nil_to_value_and_back pirate = Pirate.create!(catchphrase: "Yar!") pirate.parrot_id = 1 assert pirate.changed? assert pirate.parrot_id_changed? assert !pirate.catchphrase_changed? pirate.parrot_id = nil assert !pirate.changed? assert !pirate.parrot_id_changed? assert !pirate.catchphrase_changed? end
test_save_always_should_update_timestamps_when_serialized_attributes_are_present()
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# File activerecord/test/cases/dirty_test.rb, line 451 def test_save_always_should_update_timestamps_when_serialized_attributes_are_present with_partial_writes(Topic) do topic = Topic.create!(content: { a: "a" }) topic.save! updated_at = topic.updated_at travel(1.second) do topic.content[:hello] = "world" topic.save! end assert_not_equal updated_at, topic.updated_at assert_equal "world", topic.content[:hello] end end
test_save_should_not_save_serialized_attribute_with_partial_writes_if_not_present()
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# File activerecord/test/cases/dirty_test.rb, line 467 def test_save_should_not_save_serialized_attribute_with_partial_writes_if_not_present with_partial_writes(Topic) do topic = Topic.create!(author_name: "Bill", content: { a: "a" }) topic = Topic.select("id, author_name").find(topic.id) topic.update_columns author_name: "John" assert_not_nil topic.reload.content end end
test_save_should_store_serialized_attributes_even_with_partial_writes()
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# File activerecord/test/cases/dirty_test.rb, line 430 def test_save_should_store_serialized_attributes_even_with_partial_writes with_partial_writes(Topic) do topic = Topic.create!(content: { a: "a" }) assert_not topic.changed? topic.content[:b] = "b" assert topic.changed? topic.save! assert_not topic.changed? assert_equal "b", topic.content[:b] topic.reload assert_equal "b", topic.content[:b] end end
test_setting_time_attributes_with_time_zone_field_to_itself_should_not_be_marked_as_a_change()
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# File activerecord/test/cases/dirty_test.rb, line 69 def test_setting_time_attributes_with_time_zone_field_to_itself_should_not_be_marked_as_a_change in_time_zone "Paris" do target = Class.new(ActiveRecord::Base) target.table_name = "pirates" pirate = target.create! pirate.created_on = pirate.created_on assert !pirate.created_on_changed? end end
test_time_attributes_changes_with_time_zone()
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# File activerecord/test/cases/dirty_test.rb, line 42 def test_time_attributes_changes_with_time_zone in_time_zone "Paris" do target = Class.new(ActiveRecord::Base) target.table_name = "pirates" # New record - no changes. pirate = target.new assert !pirate.created_on_changed? assert_nil pirate.created_on_change # Saved - no changes. pirate.catchphrase = "arrrr, time zone!!" pirate.save! assert !pirate.created_on_changed? assert_nil pirate.created_on_change # Change created_on. old_created_on = pirate.created_on pirate.created_on = Time.now - 1.day assert pirate.created_on_changed? assert_kind_of ActiveSupport::TimeWithZone, pirate.created_on_was assert_equal old_created_on, pirate.created_on_was pirate.created_on = old_created_on assert !pirate.created_on_changed? end end
test_time_attributes_changes_without_time_zone()
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# File activerecord/test/cases/dirty_test.rb, line 109 def test_time_attributes_changes_without_time_zone with_timezone_config aware_attributes: false do target = Class.new(ActiveRecord::Base) target.table_name = "pirates" # New record - no changes. pirate = target.new assert !pirate.created_on_changed? assert_nil pirate.created_on_change # Saved - no changes. pirate.catchphrase = "arrrr, time zone!!" pirate.save! assert !pirate.created_on_changed? assert_nil pirate.created_on_change # Change created_on. old_created_on = pirate.created_on pirate.created_on = Time.now + 1.day assert pirate.created_on_changed? # kind_of does not work because # ActiveSupport::TimeWithZone.name == 'Time' assert_instance_of Time, pirate.created_on_was assert_equal old_created_on, pirate.created_on_was end end
test_time_attributes_changes_without_time_zone_by_skip()
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# File activerecord/test/cases/dirty_test.rb, line 80 def test_time_attributes_changes_without_time_zone_by_skip in_time_zone "Paris" do target = Class.new(ActiveRecord::Base) target.table_name = "pirates" target.skip_time_zone_conversion_for_attributes = [:created_on] # New record - no changes. pirate = target.new assert !pirate.created_on_changed? assert_nil pirate.created_on_change # Saved - no changes. pirate.catchphrase = "arrrr, time zone!!" pirate.save! assert !pirate.created_on_changed? assert_nil pirate.created_on_change # Change created_on. old_created_on = pirate.created_on pirate.created_on = Time.now + 1.day assert pirate.created_on_changed? # kind_of does not work because # ActiveSupport::TimeWithZone.name == 'Time' assert_instance_of Time, pirate.created_on_was assert_equal old_created_on, pirate.created_on_was end end
test_virtual_attribute_will_change()
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# File activerecord/test/cases/dirty_test.rb, line 303 def test_virtual_attribute_will_change parrot = Parrot.create!(name: "Ruby") parrot.send(:attribute_will_change!, :cancel_save_from_callback) assert parrot.has_changes_to_save? end
test_zero_to_blank_marked_as_changed()
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# File activerecord/test/cases/dirty_test.rb, line 245 def test_zero_to_blank_marked_as_changed pirate = Pirate.new pirate.catchphrase = "Yarrrr, me hearties" pirate.parrot_id = 1 pirate.save # check the change from 1 to '' pirate = Pirate.find_by_catchphrase("Yarrrr, me hearties") pirate.parrot_id = "" assert pirate.parrot_id_changed? assert_equal([1, nil], pirate.parrot_id_change) pirate.save # check the change from nil to 0 pirate = Pirate.find_by_catchphrase("Yarrrr, me hearties") pirate.parrot_id = 0 assert pirate.parrot_id_changed? assert_equal([nil, 0], pirate.parrot_id_change) pirate.save # check the change from 0 to '' pirate = Pirate.find_by_catchphrase("Yarrrr, me hearties") pirate.parrot_id = "" assert pirate.parrot_id_changed? assert_equal([0, nil], pirate.parrot_id_change) end
Private Instance Methods
check_pirate_after_save_failure(pirate)
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# File activerecord/test/cases/dirty_test.rb, line 865 def check_pirate_after_save_failure(pirate) assert pirate.changed? assert pirate.parrot_id_changed? assert_equal %w(parrot_id), pirate.changed assert_nil pirate.parrot_id_was end
with_partial_writes(klass, on = true) { || ... }
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# File activerecord/test/cases/dirty_test.rb, line 857 def with_partial_writes(klass, on = true) old = klass.partial_writes? klass.partial_writes = on yield ensure klass.partial_writes = old end