-require "cases/helper"
-require "models/pirate"
-require "models/ship"
-require "models/bird"
-require "models/parrot"
-require "models/treasure"
-
-module AssertRaiseWithMessage
- def assert_raise_with_message(expected_exception, expected_message)
- begin
- error_raised = false
- yield
- rescue expected_exception => error
- error_raised = true
- actual_message = error.message
- end
- assert error_raised
- assert_equal expected_message, actual_message
- end
-end
-
-class TestNestedAttributesInGeneral < ActiveRecord::TestCase
- include AssertRaiseWithMessage
-
- def teardown
- Pirate.accepts_nested_attributes_for :ship, :allow_destroy => true, :reject_if => proc { |attributes| attributes.empty? }
- end
-
- def test_base_should_have_an_empty_reject_new_nested_attributes_procs
- assert_equal Hash.new, ActiveRecord::Base.reject_new_nested_attributes_procs
- end
-
- def test_should_add_a_proc_to_reject_new_nested_attributes_procs
- [:parrots, :birds].each do |name|
- assert_instance_of Proc, Pirate.reject_new_nested_attributes_procs[name]
- end
- end
-
- def test_should_raise_an_ArgumentError_for_non_existing_associations
- assert_raise_with_message ArgumentError, "No association found for name `honesty'. Has it been defined yet?" do
- Pirate.accepts_nested_attributes_for :honesty
- end
- end
-
- def test_should_disable_allow_destroy_by_default
- Pirate.accepts_nested_attributes_for :ship
-
- pirate = Pirate.create!(:catchphrase => "Don' botharrr talkin' like one, savvy?")
- ship = pirate.create_ship(:name => 'Nights Dirty Lightning')
-
- assert_no_difference('Ship.count') do
- pirate.update_attributes(:ship_attributes => { '_delete' => true })
- end
- end
-
- def test_a_model_should_respond_to_underscore_delete_and_return_if_it_is_marked_for_destruction
- ship = Ship.create!(:name => 'Nights Dirty Lightning')
- assert !ship._delete
- ship.mark_for_destruction
- assert ship._delete
- end
-end
-
-class TestNestedAttributesOnAHasOneAssociation < ActiveRecord::TestCase
- def setup
- @pirate = Pirate.create!(:catchphrase => "Don' botharrr talkin' like one, savvy?")
- @ship = @pirate.create_ship(:name => 'Nights Dirty Lightning')
- end
-
- def test_should_define_an_attribute_writer_method_for_the_association
- assert_respond_to @pirate, :ship_attributes=
- end
-
- def test_should_build_a_new_record_if_there_is_no_id
- @ship.destroy
- @pirate.reload.ship_attributes = { :name => 'Davy Jones Gold Dagger' }
-
- assert @pirate.ship.new_record?
- assert_equal 'Davy Jones Gold Dagger', @pirate.ship.name
- end
-
- def test_should_not_build_a_new_record_if_there_is_no_id_and_delete_is_truthy
- @ship.destroy
- @pirate.reload.ship_attributes = { :name => 'Davy Jones Gold Dagger', :_delete => '1' }
-
- assert_nil @pirate.ship
- end
-
- def test_should_not_build_a_new_record_if_a_reject_if_proc_returns_false
- @ship.destroy
- @pirate.reload.ship_attributes = {}
-
- assert_nil @pirate.ship
- end
-
- def test_should_replace_an_existing_record_if_there_is_no_id
- @pirate.reload.ship_attributes = { :name => 'Davy Jones Gold Dagger' }
-
- assert @pirate.ship.new_record?
- assert_equal 'Davy Jones Gold Dagger', @pirate.ship.name
- assert_equal 'Nights Dirty Lightning', @ship.name
- end
-
- def test_should_not_replace_an_existing_record_if_there_is_no_id_and_delete_is_truthy
- @pirate.reload.ship_attributes = { :name => 'Davy Jones Gold Dagger', :_delete => '1' }
-
- assert_equal @ship, @pirate.ship
- assert_equal 'Nights Dirty Lightning', @pirate.ship.name
- end
-
- def test_should_modify_an_existing_record_if_there_is_a_matching_id
- @pirate.reload.ship_attributes = { :id => @ship.id, :name => 'Davy Jones Gold Dagger' }
-
- assert_equal @ship, @pirate.ship
- assert_equal 'Davy Jones Gold Dagger', @pirate.ship.name
- end
-
- def test_should_take_a_hash_with_string_keys_and_update_the_associated_model
- @pirate.reload.ship_attributes = { 'id' => @ship.id, 'name' => 'Davy Jones Gold Dagger' }
-
- assert_equal @ship, @pirate.ship
- assert_equal 'Davy Jones Gold Dagger', @pirate.ship.name
- end
-
- def test_should_modify_an_existing_record_if_there_is_a_matching_composite_id
- @ship.stubs(:id).returns('ABC1X')
- @pirate.ship_attributes = { :id => @ship.id, :name => 'Davy Jones Gold Dagger' }
-
- assert_equal 'Davy Jones Gold Dagger', @pirate.ship.name
- end
-
- def test_should_delete_an_existing_record_if_there_is_a_matching_id_and_delete_is_truthy
- @pirate.ship.destroy
- [1, '1', true, 'true'].each do |truth|
- @pirate.reload.create_ship(:name => 'Mister Pablo')
- assert_difference('Ship.count', -1) do
- @pirate.update_attribute(:ship_attributes, { :id => @pirate.ship.id, :_delete => truth })
- end
- end
- end
-
- def test_should_not_delete_an_existing_record_if_delete_is_not_truthy
- [nil, '0', 0, 'false', false].each do |not_truth|
- assert_no_difference('Ship.count') do
- @pirate.update_attribute(:ship_attributes, { :id => @pirate.ship.id, :_delete => not_truth })
- end
- end
- end
-
- def test_should_not_delete_an_existing_record_if_allow_destroy_is_false
- Pirate.accepts_nested_attributes_for :ship, :allow_destroy => false, :reject_if => proc { |attributes| attributes.empty? }
-
- assert_no_difference('Ship.count') do
- @pirate.update_attribute(:ship_attributes, { :id => @pirate.ship.id, :_delete => '1' })
- end
-
- Pirate.accepts_nested_attributes_for :ship, :allow_destroy => true, :reject_if => proc { |attributes| attributes.empty? }
- end
-
- def test_should_also_work_with_a_HashWithIndifferentAccess
- @pirate.ship_attributes = HashWithIndifferentAccess.new(:id => @ship.id, :name => 'Davy Jones Gold Dagger')
-
- assert !@pirate.ship.new_record?
- assert_equal 'Davy Jones Gold Dagger', @pirate.ship.name
- end
-
- def test_should_work_with_update_attributes_as_well
- @pirate.update_attributes({ :catchphrase => 'Arr', :ship_attributes => { :id => @ship.id, :name => 'Mister Pablo' } })
- @pirate.reload
-
- assert_equal 'Arr', @pirate.catchphrase
- assert_equal 'Mister Pablo', @pirate.ship.name
- end
-
- def test_should_not_destroy_the_associated_model_until_the_parent_is_saved
- assert_no_difference('Ship.count') do
- @pirate.attributes = { :ship_attributes => { :id => @ship.id, :_delete => '1' } }
- end
- assert_difference('Ship.count', -1) do
- @pirate.save
- end
- end
-
- def test_should_automatically_enable_autosave_on_the_association
- assert Pirate.reflect_on_association(:ship).options[:autosave]
- end
-end
-
-class TestNestedAttributesOnABelongsToAssociation < ActiveRecord::TestCase
- def setup
- @ship = Ship.new(:name => 'Nights Dirty Lightning')
- @pirate = @ship.build_pirate(:catchphrase => 'Aye')
- @ship.save!
- end
-
- def test_should_define_an_attribute_writer_method_for_the_association
- assert_respond_to @ship, :pirate_attributes=
- end
-
- def test_should_build_a_new_record_if_there_is_no_id
- @pirate.destroy
- @ship.reload.pirate_attributes = { :catchphrase => 'Arr' }
-
- assert @ship.pirate.new_record?
- assert_equal 'Arr', @ship.pirate.catchphrase
- end
-
- def test_should_not_build_a_new_record_if_there_is_no_id_and_delete_is_truthy
- @pirate.destroy
- @ship.reload.pirate_attributes = { :catchphrase => 'Arr', :_delete => '1' }
-
- assert_nil @ship.pirate
- end
-
- def test_should_not_build_a_new_record_if_a_reject_if_proc_returns_false
- @pirate.destroy
- @ship.reload.pirate_attributes = {}
-
- assert_nil @ship.pirate
- end
-
- def test_should_replace_an_existing_record_if_there_is_no_id
- @ship.reload.pirate_attributes = { :catchphrase => 'Arr' }
-
- assert @ship.pirate.new_record?
- assert_equal 'Arr', @ship.pirate.catchphrase
- assert_equal 'Aye', @pirate.catchphrase
- end
-
- def test_should_not_replace_an_existing_record_if_there_is_no_id_and_delete_is_truthy
- @ship.reload.pirate_attributes = { :catchphrase => 'Arr', :_delete => '1' }
-
- assert_equal @pirate, @ship.pirate
- assert_equal 'Aye', @ship.pirate.catchphrase
- end
-
- def test_should_modify_an_existing_record_if_there_is_a_matching_id
- @ship.reload.pirate_attributes = { :id => @pirate.id, :catchphrase => 'Arr' }
-
- assert_equal @pirate, @ship.pirate
- assert_equal 'Arr', @ship.pirate.catchphrase
- end
-
- def test_should_take_a_hash_with_string_keys_and_update_the_associated_model
- @ship.reload.pirate_attributes = { 'id' => @pirate.id, 'catchphrase' => 'Arr' }
-
- assert_equal @pirate, @ship.pirate
- assert_equal 'Arr', @ship.pirate.catchphrase
- end
-
- def test_should_modify_an_existing_record_if_there_is_a_matching_composite_id
- @pirate.stubs(:id).returns('ABC1X')
- @ship.pirate_attributes = { :id => @pirate.id, :catchphrase => 'Arr' }
-
- assert_equal 'Arr', @ship.pirate.catchphrase
- end
-
- def test_should_delete_an_existing_record_if_there_is_a_matching_id_and_delete_is_truthy
- @ship.pirate.destroy
- [1, '1', true, 'true'].each do |truth|
- @ship.reload.create_pirate(:catchphrase => 'Arr')
- assert_difference('Pirate.count', -1) do
- @ship.update_attribute(:pirate_attributes, { :id => @ship.pirate.id, :_delete => truth })
- end
- end
- end
-
- def test_should_not_delete_an_existing_record_if_delete_is_not_truthy
- [nil, '0', 0, 'false', false].each do |not_truth|
- assert_no_difference('Pirate.count') do
- @ship.update_attribute(:pirate_attributes, { :id => @ship.pirate.id, :_delete => not_truth })
- end
- end
- end
-
- def test_should_not_delete_an_existing_record_if_allow_destroy_is_false
- Ship.accepts_nested_attributes_for :pirate, :allow_destroy => false, :reject_if => proc { |attributes| attributes.empty? }
-
- assert_no_difference('Pirate.count') do
- @ship.update_attribute(:pirate_attributes, { :id => @ship.pirate.id, :_delete => '1' })
- end
-
- Ship.accepts_nested_attributes_for :pirate, :allow_destroy => true, :reject_if => proc { |attributes| attributes.empty? }
- end
-
- def test_should_work_with_update_attributes_as_well
- @ship.update_attributes({ :name => 'Mister Pablo', :pirate_attributes => { :catchphrase => 'Arr' } })
- @ship.reload
-
- assert_equal 'Mister Pablo', @ship.name
- assert_equal 'Arr', @ship.pirate.catchphrase
- end
-
- def test_should_not_destroy_the_associated_model_until_the_parent_is_saved
- assert_no_difference('Pirate.count') do
- @ship.attributes = { :pirate_attributes => { :id => @ship.pirate.id, '_delete' => true } }
- end
- assert_difference('Pirate.count', -1) { @ship.save }
- end
-
- def test_should_automatically_enable_autosave_on_the_association
- assert Ship.reflect_on_association(:pirate).options[:autosave]
- end
-end
-
-module NestedAttributesOnACollectionAssociationTests
- include AssertRaiseWithMessage
-
- def test_should_define_an_attribute_writer_method_for_the_association
- assert_respond_to @pirate, association_setter
- end
-
- def test_should_take_a_hash_with_string_keys_and_assign_the_attributes_to_the_associated_models
- @alternate_params[association_getter].stringify_keys!
- @pirate.update_attributes @alternate_params
- assert_equal ['Grace OMalley', 'Privateers Greed'], [@child_1.reload.name, @child_2.reload.name]
- end
-
- def test_should_take_an_array_and_assign_the_attributes_to_the_associated_models
- @pirate.send(association_setter, @alternate_params[association_getter].values)
- @pirate.save
- assert_equal ['Grace OMalley', 'Privateers Greed'], [@child_1.reload.name, @child_2.reload.name]
- end
-
- def test_should_also_work_with_a_HashWithIndifferentAccess
- @pirate.send(association_setter, HashWithIndifferentAccess.new('foo' => HashWithIndifferentAccess.new(:id => @child_1.id, :name => 'Grace OMalley')))
- @pirate.save
- assert_equal 'Grace OMalley', @child_1.reload.name
- end
-
- def test_should_take_a_hash_and_assign_the_attributes_to_the_associated_models
- @pirate.attributes = @alternate_params
- assert_equal 'Grace OMalley', @pirate.send(@association_name).first.name
- assert_equal 'Privateers Greed', @pirate.send(@association_name).last.name
- end
-
- def test_should_take_a_hash_with_composite_id_keys_and_assign_the_attributes_to_the_associated_models
- @child_1.stubs(:id).returns('ABC1X')
- @child_2.stubs(:id).returns('ABC2X')
-
- @pirate.attributes = {
- association_getter => [
- { :id => @child_1.id, :name => 'Grace OMalley' },
- { :id => @child_2.id, :name => 'Privateers Greed' }
- ]
- }
-
- assert_equal ['Grace OMalley', 'Privateers Greed'], [@child_1.name, @child_2.name]
- end
-
- def test_should_automatically_build_new_associated_models_for_each_entry_in_a_hash_where_the_id_is_missing
- @pirate.send(@association_name).destroy_all
- @pirate.reload.attributes = {
- association_getter => { 'foo' => { :name => 'Grace OMalley' }, 'bar' => { :name => 'Privateers Greed' }}
- }
-
- assert @pirate.send(@association_name).first.new_record?
- assert_equal 'Grace OMalley', @pirate.send(@association_name).first.name
-
- assert @pirate.send(@association_name).last.new_record?
- assert_equal 'Privateers Greed', @pirate.send(@association_name).last.name
- end
-
- def test_should_not_assign_delete_key_to_a_record
- assert_nothing_raised ActiveRecord::UnknownAttributeError do
- @pirate.send(association_setter, { 'foo' => { '_delete' => '0' }})
- end
- end
-
- def test_should_ignore_new_associated_records_with_truthy_delete_attribute
- @pirate.send(@association_name).destroy_all
- @pirate.reload.attributes = {
- association_getter => {
- 'foo' => { :name => 'Grace OMalley' },
- 'bar' => { :name => 'Privateers Greed', '_delete' => '1' }
- }
- }
-
- assert_equal 1, @pirate.send(@association_name).length
- assert_equal 'Grace OMalley', @pirate.send(@association_name).first.name
- end
-
- def test_should_ignore_new_associated_records_if_a_reject_if_proc_returns_false
- @alternate_params[association_getter]['baz'] = {}
- assert_no_difference("@pirate.send(@association_name).length") do
- @pirate.attributes = @alternate_params
- end
- end
-
- def test_should_sort_the_hash_by_the_keys_before_building_new_associated_models
- attributes = ActiveSupport::OrderedHash.new
- attributes['123726353'] = { :name => 'Grace OMalley' }
- attributes['2'] = { :name => 'Privateers Greed' } # 2 is lower then 123726353
- @pirate.send(association_setter, attributes)
-
- assert_equal ['Posideons Killer', 'Killer bandita Dionne', 'Privateers Greed', 'Grace OMalley'].to_set, @pirate.send(@association_name).map(&:name).to_set
- end
-
- def test_should_raise_an_argument_error_if_something_else_than_a_hash_is_passed
- assert_nothing_raised(ArgumentError) { @pirate.send(association_setter, {}) }
- assert_nothing_raised(ArgumentError) { @pirate.send(association_setter, ActiveSupport::OrderedHash.new) }
-
- assert_raise_with_message ArgumentError, 'Hash or Array expected, got String ("foo")' do
- @pirate.send(association_setter, "foo")
- end
- end
-
- def test_should_work_with_update_attributes_as_well
- @pirate.update_attributes(:catchphrase => 'Arr',
- association_getter => { 'foo' => { :id => @child_1.id, :name => 'Grace OMalley' }})
-
- assert_equal 'Grace OMalley', @child_1.reload.name
- end
-
- def test_should_update_existing_records_and_add_new_ones_that_have_no_id
- @alternate_params[association_getter]['baz'] = { :name => 'Buccaneers Servant' }
- assert_difference('@pirate.send(@association_name).count', +1) do
- @pirate.update_attributes @alternate_params
- end
- assert_equal ['Grace OMalley', 'Privateers Greed', 'Buccaneers Servant'].to_set, @pirate.reload.send(@association_name).map(&:name).to_set
- end
-
- def test_should_be_possible_to_destroy_a_record
- ['1', 1, 'true', true].each do |true_variable|
- record = @pirate.reload.send(@association_name).create!(:name => 'Grace OMalley')
- @pirate.send(association_setter,
- @alternate_params[association_getter].merge('baz' => { :id => record.id, '_delete' => true_variable })
- )
-
- assert_difference('@pirate.send(@association_name).count', -1) do
- @pirate.save
- end
- end
- end
-
- def test_should_not_destroy_the_associated_model_with_a_non_truthy_argument
- [nil, '', '0', 0, 'false', false].each do |false_variable|
- @alternate_params[association_getter]['foo']['_delete'] = false_variable
- assert_no_difference('@pirate.send(@association_name).count') do
- @pirate.update_attributes(@alternate_params)
- end
- end
- end
-
- def test_should_not_destroy_the_associated_model_until_the_parent_is_saved
- assert_no_difference('@pirate.send(@association_name).count') do
- @pirate.send(association_setter, @alternate_params[association_getter].merge('baz' => { :id => @child_1.id, '_delete' => true }))
- end
- assert_difference('@pirate.send(@association_name).count', -1) { @pirate.save }
- end
-
- def test_should_automatically_enable_autosave_on_the_association
- assert Pirate.reflect_on_association(@association_name).options[:autosave]
- end
-
- private
-
- def association_setter
- @association_setter ||= "#{@association_name}_attributes=".to_sym
- end
-
- def association_getter
- @association_getter ||= "#{@association_name}_attributes".to_sym
- end
-end
-
-class TestNestedAttributesOnAHasManyAssociation < ActiveRecord::TestCase
- def setup
- @association_type = :has_many
- @association_name = :birds
-
- @pirate = Pirate.create!(:catchphrase => "Don' botharrr talkin' like one, savvy?")
- @pirate.birds.create!(:name => 'Posideons Killer')
- @pirate.birds.create!(:name => 'Killer bandita Dionne')
-
- @child_1, @child_2 = @pirate.birds
-
- @alternate_params = {
- :birds_attributes => {
- 'foo' => { :id => @child_1.id, :name => 'Grace OMalley' },
- 'bar' => { :id => @child_2.id, :name => 'Privateers Greed' }
- }
- }
- end
-
- include NestedAttributesOnACollectionAssociationTests
-end
-
-class TestNestedAttributesOnAHasAndBelongsToManyAssociation < ActiveRecord::TestCase
- def setup
- @association_type = :has_and_belongs_to_many
- @association_name = :parrots
-
- @pirate = Pirate.create!(:catchphrase => "Don' botharrr talkin' like one, savvy?")
- @pirate.parrots.create!(:name => 'Posideons Killer')
- @pirate.parrots.create!(:name => 'Killer bandita Dionne')
-
- @child_1, @child_2 = @pirate.parrots
-
- @alternate_params = {
- :parrots_attributes => {
- 'foo' => { :id => @child_1.id, :name => 'Grace OMalley' },
- 'bar' => { :id => @child_2.id, :name => 'Privateers Greed' }
- }
- }
- end
-
- include NestedAttributesOnACollectionAssociationTests
-end