X-Git-Url: https://git.njae.me.uk/?a=blobdiff_plain;f=vendor%2Frails%2Factiverecord%2Ftest%2Fcases%2Fnested_attributes_test.rb;fp=vendor%2Frails%2Factiverecord%2Ftest%2Fcases%2Fnested_attributes_test.rb;h=cd6277c24bdb0e064e499ac3d2fd77f8466337c8;hb=437aa336c44c74a30aeea16a06743c32747ed661;hp=0000000000000000000000000000000000000000;hpb=97a0772b06264134cfe38e7494f9427efe0840a0;p=feedcatcher.git

diff --git a/vendor/rails/activerecord/test/cases/nested_attributes_test.rb b/vendor/rails/activerecord/test/cases/nested_attributes_test.rb
new file mode 100644
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+++ b/vendor/rails/activerecord/test/cases/nested_attributes_test.rb
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+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