diff options
Diffstat (limited to 'activerecord/test/cases/dirty_test.rb')
| -rw-r--r-- | activerecord/test/cases/dirty_test.rb | 310 |
1 files changed, 199 insertions, 111 deletions
diff --git a/activerecord/test/cases/dirty_test.rb b/activerecord/test/cases/dirty_test.rb index c13a962e3e..b1ebd20d6b 100644 --- a/activerecord/test/cases/dirty_test.rb +++ b/activerecord/test/cases/dirty_test.rb @@ -1,13 +1,12 @@ +# frozen_string_literal: true + require "cases/helper" require "models/topic" # For booleans require "models/pirate" # For timestamps require "models/parrot" require "models/person" # For optimistic locking require "models/aircraft" - -class NumericData < ActiveRecord::Base - self.table_name = "numeric_data" -end +require "models/numeric_data" class DirtyTest < ActiveRecord::TestCase include InTimeZone @@ -25,18 +24,18 @@ class DirtyTest < ActiveRecord::TestCase # Change catchphrase. pirate.catchphrase = "arrr" - assert pirate.catchphrase_changed? + assert_predicate 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_not_predicate pirate, :catchphrase_changed? assert_nil pirate.catchphrase_change # Same value - no changes. pirate.catchphrase = "arrr" - assert !pirate.catchphrase_changed? + assert_not_predicate pirate, :catchphrase_changed? assert_nil pirate.catchphrase_change end @@ -47,23 +46,23 @@ class DirtyTest < ActiveRecord::TestCase # New record - no changes. pirate = target.new - assert !pirate.created_on_changed? + assert_not_predicate 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_not_predicate 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_predicate 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? + assert_not_predicate pirate, :created_on_changed? end end @@ -74,7 +73,7 @@ class DirtyTest < ActiveRecord::TestCase pirate = target.create! pirate.created_on = pirate.created_on - assert !pirate.created_on_changed? + assert_not_predicate pirate, :created_on_changed? end end @@ -87,19 +86,19 @@ class DirtyTest < ActiveRecord::TestCase # New record - no changes. pirate = target.new - assert !pirate.created_on_changed? + assert_not_predicate 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_not_predicate 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_predicate pirate, :created_on_changed? # kind_of does not work because # ActiveSupport::TimeWithZone.name == 'Time' assert_instance_of Time, pirate.created_on_was @@ -114,19 +113,19 @@ class DirtyTest < ActiveRecord::TestCase # New record - no changes. pirate = target.new - assert !pirate.created_on_changed? + assert_not_predicate 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_not_predicate 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_predicate pirate, :created_on_changed? # kind_of does not work because # ActiveSupport::TimeWithZone.name == 'Time' assert_instance_of Time, pirate.created_on_was @@ -138,11 +137,11 @@ class DirtyTest < ActiveRecord::TestCase # the actual attribute here is name, title is an # alias setup via alias_attribute parrot = Parrot.new - assert !parrot.title_changed? + assert_not_predicate parrot, :title_changed? assert_nil parrot.title_change parrot.name = "Sam" - assert parrot.title_changed? + assert_predicate parrot, :title_changed? assert_nil parrot.title_was assert_equal parrot.name_change, parrot.title_change end @@ -154,7 +153,7 @@ class DirtyTest < ActiveRecord::TestCase pirate.restore_catchphrase! assert_equal "Yar!", pirate.catchphrase assert_equal Hash.new, pirate.changes - assert !pirate.catchphrase_changed? + assert_not_predicate pirate, :catchphrase_changed? end def test_nullable_number_not_marked_as_changed_if_new_value_is_blank @@ -162,7 +161,7 @@ class DirtyTest < ActiveRecord::TestCase ["", nil].each do |value| pirate.parrot_id = value - assert !pirate.parrot_id_changed? + assert_not_predicate pirate, :parrot_id_changed? assert_nil pirate.parrot_id_change end end @@ -172,7 +171,7 @@ class DirtyTest < ActiveRecord::TestCase ["", nil].each do |value| numeric_data.bank_balance = value - assert !numeric_data.bank_balance_changed? + assert_not_predicate numeric_data, :bank_balance_changed? assert_nil numeric_data.bank_balance_change end end @@ -182,7 +181,7 @@ class DirtyTest < ActiveRecord::TestCase ["", nil].each do |value| numeric_data.temperature = value - assert !numeric_data.temperature_changed? + assert_not_predicate numeric_data, :temperature_changed? assert_nil numeric_data.temperature_change end end @@ -198,7 +197,7 @@ class DirtyTest < ActiveRecord::TestCase ["", nil].each do |value| topic.written_on = value assert_nil topic.written_on - assert !topic.written_on_changed? + assert_not_predicate topic, :written_on_changed? end end end @@ -209,10 +208,10 @@ class DirtyTest < ActiveRecord::TestCase pirate.catchphrase = "arrr" assert pirate.save! - assert !pirate.changed? + assert_not_predicate pirate, :changed? pirate.parrot_id = "0" - assert !pirate.changed? + assert_not_predicate pirate, :changed? end def test_integer_zero_to_integer_zero_not_marked_as_changed @@ -221,17 +220,17 @@ class DirtyTest < ActiveRecord::TestCase pirate.catchphrase = "arrr" assert pirate.save! - assert !pirate.changed? + assert_not_predicate pirate, :changed? pirate.parrot_id = 0 - assert !pirate.changed? + assert_not_predicate pirate, :changed? end def test_float_zero_to_string_zero_not_marked_as_changed data = NumericData.new temperature: 0.0 data.save! - assert_not data.changed? + assert_not_predicate data, :changed? data.temperature = "0" assert_empty data.changes @@ -252,38 +251,38 @@ class DirtyTest < ActiveRecord::TestCase # check the change from 1 to '' pirate = Pirate.find_by_catchphrase("Yarrrr, me hearties") pirate.parrot_id = "" - assert pirate.parrot_id_changed? + assert_predicate 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_predicate 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_predicate pirate, :parrot_id_changed? assert_equal([0, nil], pirate.parrot_id_change) end def test_object_should_be_changed_if_any_attribute_is_changed pirate = Pirate.new - assert !pirate.changed? + assert_not_predicate pirate, :changed? assert_equal [], pirate.changed assert_equal Hash.new, pirate.changes pirate.catchphrase = "arrr" - assert pirate.changed? + assert_predicate 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_not_predicate pirate, :changed? assert_equal [], pirate.changed assert_equal Hash.new, pirate.changes end @@ -291,42 +290,40 @@ class DirtyTest < ActiveRecord::TestCase def test_attribute_will_change! pirate = Pirate.create!(catchphrase: "arr") - assert !pirate.catchphrase_changed? + assert_not_predicate pirate, :catchphrase_changed? assert pirate.catchphrase_will_change! - assert pirate.catchphrase_changed? + assert_predicate pirate, :catchphrase_changed? assert_equal ["arr", "arr"], pirate.catchphrase_change pirate.catchphrase << " matey!" - assert pirate.catchphrase_changed? + assert_predicate pirate, :catchphrase_changed? assert_equal ["arr", "arr matey!"], pirate.catchphrase_change end def test_virtual_attribute_will_change - assert_deprecated do - parrot = Parrot.create!(name: "Ruby") - parrot.send(:attribute_will_change!, :cancel_save_from_callback) - assert parrot.has_changes_to_save? - end + parrot = Parrot.create!(name: "Ruby") + parrot.send(:attribute_will_change!, :cancel_save_from_callback) + assert_predicate parrot, :has_changes_to_save? end def test_association_assignment_changes_foreign_key pirate = Pirate.create!(catchphrase: "jarl") pirate.parrot = Parrot.create!(name: "Lorre") - assert pirate.changed? + assert_predicate pirate, :changed? assert_equal %w(parrot_id), pirate.changed end def test_attribute_should_be_compared_with_type_cast topic = Topic.new - assert topic.approved? - assert !topic.approved_changed? + assert_predicate topic, :approved? + assert_not_predicate 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? + assert_predicate topic, :approved? + assert_not_predicate topic, :approved_changed? end def test_partial_update @@ -349,13 +346,14 @@ class DirtyTest < ActiveRecord::TestCase def test_partial_update_with_optimistic_locking person = Person.new(first_name: "foo") - old_lock_version = person.lock_version 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 @@ -368,7 +366,7 @@ class DirtyTest < ActiveRecord::TestCase def test_changed_attributes_should_be_preserved_if_save_failure pirate = Pirate.new pirate.parrot_id = 1 - assert !pirate.save + assert_not pirate.save check_pirate_after_save_failure(pirate) pirate = Pirate.new @@ -380,9 +378,9 @@ class DirtyTest < ActiveRecord::TestCase def test_reload_should_clear_changed_attributes pirate = Pirate.create!(catchphrase: "shiver me timbers") pirate.catchphrase = "*hic*" - assert pirate.changed? + assert_predicate pirate, :changed? pirate.reload - assert !pirate.changed? + assert_not_predicate pirate, :changed? end def test_dup_objects_should_not_copy_dirty_flag_from_creator @@ -390,17 +388,17 @@ class DirtyTest < ActiveRecord::TestCase pirate_dup = pirate.dup pirate_dup.restore_catchphrase! pirate.catchphrase = "I love Rum" - assert pirate.catchphrase_changed? - assert !pirate_dup.catchphrase_changed? + assert_predicate pirate, :catchphrase_changed? + assert_not_predicate pirate_dup, :catchphrase_changed? end def test_reverted_changes_are_not_dirty phrase = "shiver me timbers" pirate = Pirate.create!(catchphrase: phrase) pirate.catchphrase = "*hic*" - assert pirate.changed? + assert_predicate pirate, :changed? pirate.catchphrase = phrase - assert !pirate.changed? + assert_not_predicate pirate, :changed? end def test_reverted_changes_are_not_dirty_after_multiple_changes @@ -408,40 +406,40 @@ class DirtyTest < ActiveRecord::TestCase pirate = Pirate.create!(catchphrase: phrase) 10.times do |i| pirate.catchphrase = "*hic*" * i - assert pirate.changed? + assert_predicate pirate, :changed? end - assert pirate.changed? + assert_predicate pirate, :changed? pirate.catchphrase = phrase - assert !pirate.changed? + assert_not_predicate pirate, :changed? end 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? + assert_predicate pirate, :changed? + assert_predicate pirate, :parrot_id_changed? + assert_not_predicate pirate, :catchphrase_changed? pirate.parrot_id = nil - assert !pirate.changed? - assert !pirate.parrot_id_changed? - assert !pirate.catchphrase_changed? + assert_not_predicate pirate, :changed? + assert_not_predicate pirate, :parrot_id_changed? + assert_not_predicate pirate, :catchphrase_changed? end 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? + assert_not_predicate topic, :changed? topic.content[:b] = "b" - assert topic.changed? + assert_predicate topic, :changed? topic.save! - assert_not topic.changed? + assert_not_predicate topic, :changed? assert_equal "b", topic.content[:b] topic.reload @@ -468,14 +466,21 @@ class DirtyTest < ActiveRecord::TestCase def test_save_should_not_save_serialized_attribute_with_partial_writes_if_not_present with_partial_writes(Topic) do - Topic.create!(author_name: "Bill", content: { a: "a" }) - topic = Topic.select("id, author_name").first + topic = Topic.create!(author_name: "Bill", content: { a: "a" }) + topic = Topic.select("id, author_name").find(topic.id) topic.update_columns author_name: "John" - topic = Topic.first - assert_not_nil topic.content + assert_not_nil topic.reload.content end end + def test_changes_to_save_should_not_mutate_array_of_hashes + topic = Topic.new(author_name: "Bill", content: [{ a: "a" }]) + + topic.changes_to_save + + assert_equal [{ a: "a" }], topic.content + end + def test_previous_changes # original values should be in previous_changes pirate = Pirate.new @@ -491,7 +496,7 @@ class DirtyTest < ActiveRecord::TestCase 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") + assert_not pirate.previous_changes.key?("parrot_id") # original values should be in previous_changes pirate = Pirate.new @@ -505,7 +510,7 @@ class DirtyTest < ActiveRecord::TestCase 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") + assert_not pirate.previous_changes.key?("parrot_id") pirate.catchphrase = "Yar!!" pirate.reload @@ -522,8 +527,8 @@ class DirtyTest < ActiveRecord::TestCase 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") + assert_not pirate.previous_changes.key?("parrot_id") + assert_not pirate.previous_changes.key?("created_on") pirate = Pirate.find_by_catchphrase("Me Maties!") @@ -536,8 +541,8 @@ class DirtyTest < ActiveRecord::TestCase 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") + assert_not pirate.previous_changes.key?("parrot_id") + assert_not pirate.previous_changes.key?("created_on") travel(1.second) @@ -548,8 +553,8 @@ class DirtyTest < ActiveRecord::TestCase 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") + assert_not pirate.previous_changes.key?("parrot_id") + assert_not pirate.previous_changes.key?("created_on") travel(1.second) @@ -560,10 +565,8 @@ class DirtyTest < ActiveRecord::TestCase 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 + assert_not pirate.previous_changes.key?("parrot_id") + assert_not pirate.previous_changes.key?("created_on") end class Testings < ActiveRecord::Base; end @@ -599,7 +602,7 @@ class DirtyTest < ActiveRecord::TestCase 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? + assert_not_predicate pirate, :created_on_changed? end test "partial insert" do @@ -630,7 +633,7 @@ class DirtyTest < ActiveRecord::TestCase pirate = Pirate.create!(catchphrase: "arrrr") pirate.catchphrase << " matey!" - assert pirate.catchphrase_changed? + assert_predicate pirate, :catchphrase_changed? expected_changes = { "catchphrase" => ["arrrr", "arrrr matey!"] } @@ -644,7 +647,7 @@ class DirtyTest < ActiveRecord::TestCase pirate.reload assert_equal "arrrr matey!", pirate.catchphrase - assert_not pirate.changed? + assert_not_predicate pirate, :changed? end test "in place mutation for binary" do @@ -655,19 +658,60 @@ class DirtyTest < ActiveRecord::TestCase binary = klass.create!(data: "\\\\foo") - assert_not binary.changed? + assert_not_predicate binary, :changed? binary.data = binary.data.dup - assert_not binary.changed? + assert_not_predicate binary, :changed? binary = klass.last - assert_not binary.changed? + assert_not_predicate binary, :changed? binary.data << "bar" - assert binary.changed? + assert_predicate binary, :changed? + end + + test "changes is correct for subclass" do + foo = Class.new(Pirate) do + def catchphrase + super.upcase + end + end + + pirate = foo.create!(catchphrase: "arrrr") + + new_catchphrase = "arrrr matey!" + + pirate.catchphrase = new_catchphrase + assert_predicate pirate, :catchphrase_changed? + + expected_changes = { + "catchphrase" => ["arrrr", new_catchphrase] + } + + assert_equal new_catchphrase.upcase, pirate.catchphrase + assert_equal expected_changes, pirate.changes + end + + test "changes is correct if override attribute reader" do + pirate = Pirate.create!(catchphrase: "arrrr") + def pirate.catchphrase + super.upcase + end + + new_catchphrase = "arrrr matey!" + + pirate.catchphrase = new_catchphrase + assert_predicate pirate, :catchphrase_changed? + + expected_changes = { + "catchphrase" => ["arrrr", new_catchphrase] + } + + assert_equal new_catchphrase.upcase, pirate.catchphrase + assert_equal expected_changes, pirate.changes end test "attribute_changed? doesn't compute in-place changes for unrelated attributes" do @@ -682,7 +726,7 @@ class DirtyTest < ActiveRecord::TestCase end model = klass.new(first_name: "Jim") - assert model.first_name_changed? + assert_predicate model, :first_name_changed? end test "attribute_will_change! doesn't try to save non-persistable attributes" do @@ -694,10 +738,28 @@ class DirtyTest < ActiveRecord::TestCase record = klass.new(first_name: "Sean") record.non_persisted_attribute_will_change! - assert record.non_persisted_attribute_changed? + assert_predicate record, :non_persisted_attribute_changed? assert record.save end + test "virtual attributes are not written with partial_writes off" do + with_partial_writes(ActiveRecord::Base, false) do + klass = Class.new(ActiveRecord::Base) do + self.table_name = "people" + attribute :non_persisted_attribute, :string + end + + record = klass.new(first_name: "Sean") + record.non_persisted_attribute_will_change! + + assert record.save + + record.non_persisted_attribute_will_change! + + assert record.save + end + end + test "mutating and then assigning doesn't remove the change" do pirate = Pirate.create!(catchphrase: "arrrr") pirate.catchphrase << " matey!" @@ -724,26 +786,33 @@ class DirtyTest < ActiveRecord::TestCase test "attributes assigned but not selected are dirty" do person = Person.select(:id).first - refute person.changed? + assert_not_predicate person, :changed? person.first_name = "Sean" - assert person.changed? + assert_predicate person, :changed? person.first_name = nil - assert person.changed? + assert_predicate person, :changed? + end + + test "attributes not selected are still missing after save" do + person = Person.select(:id).first + assert_raises(ActiveModel::MissingAttributeError) { person.first_name } + assert person.save # calls forget_attribute_assignments + assert_raises(ActiveModel::MissingAttributeError) { person.first_name } end test "saved_change_to_attribute? returns whether a change occurred in the last save" do person = Person.create!(first_name: "Sean") - assert person.saved_change_to_first_name? - refute person.saved_change_to_gender? + assert_predicate person, :saved_change_to_first_name? + assert_not_predicate person, :saved_change_to_gender? assert person.saved_change_to_first_name?(from: nil, to: "Sean") assert person.saved_change_to_first_name?(from: nil) assert person.saved_change_to_first_name?(to: "Sean") - refute person.saved_change_to_first_name?(from: "Jim", to: "Sean") - refute person.saved_change_to_first_name?(from: "Jim") - refute person.saved_change_to_first_name?(to: "Jim") + assert_not person.saved_change_to_first_name?(from: "Jim", to: "Sean") + assert_not person.saved_change_to_first_name?(from: "Jim") + assert_not person.saved_change_to_first_name?(to: "Jim") end test "saved_change_to_attribute returns the change that occurred in the last save" do @@ -778,11 +847,11 @@ class DirtyTest < ActiveRecord::TestCase test "saved_changes? returns whether the last call to save changed anything" do person = Person.create!(first_name: "Sean") - assert person.saved_changes? + assert_predicate person, :saved_changes? person.save - refute person.saved_changes? + assert_not_predicate person, :saved_changes? end test "saved_changes returns a hash of all the changes that occurred" do @@ -800,20 +869,39 @@ class DirtyTest < ActiveRecord::TestCase assert_equal %w(first_name lock_version updated_at).sort, person.saved_changes.keys.sort end - test "changed? in after callbacks returns true but is deprecated" do + test "changed? in after callbacks returns false" do klass = Class.new(ActiveRecord::Base) do self.table_name = "people" after_save do - ActiveSupport::Deprecation.silence do - raise "changed? should be true" unless changed? - end + raise "changed? should be false" if changed? + raise "has_changes_to_save? should be false" if has_changes_to_save? + raise "saved_changes? should be true" unless saved_changes? + raise "id_in_database should not be nil" if id_in_database.nil? + end + end + + person = klass.create!(first_name: "Sean") + assert_not_predicate person, :changed? + end + + test "changed? in around callbacks after yield returns false" do + klass = Class.new(ActiveRecord::Base) do + self.table_name = "people" + + around_create :check_around + + def check_around + yield + raise "changed? should be false" if changed? raise "has_changes_to_save? should be false" if has_changes_to_save? + raise "saved_changes? should be true" unless saved_changes? + raise "id_in_database should not be nil" if id_in_database.nil? end end person = klass.create!(first_name: "Sean") - refute person.changed? + assert_not_predicate person, :changed? end private @@ -826,8 +914,8 @@ class DirtyTest < ActiveRecord::TestCase end def check_pirate_after_save_failure(pirate) - assert pirate.changed? - assert pirate.parrot_id_changed? + assert_predicate pirate, :changed? + assert_predicate pirate, :parrot_id_changed? assert_equal %w(parrot_id), pirate.changed assert_nil pirate.parrot_id_was end |