diff options
Diffstat (limited to 'activesupport/test/core_ext/module')
-rw-r--r-- | activesupport/test/core_ext/module/attribute_accessor_test.rb | 26 | ||||
-rw-r--r-- | activesupport/test/core_ext/module/concerning_test.rb | 65 |
2 files changed, 87 insertions, 4 deletions
diff --git a/activesupport/test/core_ext/module/attribute_accessor_test.rb b/activesupport/test/core_ext/module/attribute_accessor_test.rb index a577f90bdd..48f3cc579f 100644 --- a/activesupport/test/core_ext/module/attribute_accessor_test.rb +++ b/activesupport/test/core_ext/module/attribute_accessor_test.rb @@ -8,6 +8,11 @@ class ModuleAttributeAccessorTest < ActiveSupport::TestCase mattr_accessor :bar, :instance_writer => false mattr_reader :shaq, :instance_reader => false mattr_accessor :camp, :instance_accessor => false + + cattr_accessor(:defa) { 'default_accessor_value' } + cattr_reader(:defr) { 'default_reader_value' } + cattr_writer(:defw) { 'default_writer_value' } + cattr_accessor(:quux) { :quux } end @class = Class.new @class.instance_eval { include m } @@ -27,6 +32,11 @@ class ModuleAttributeAccessorTest < ActiveSupport::TestCase assert_equal :test2, @module.foo end + def test_cattr_accessor_default_value + assert_equal :quux, @module.quux + assert_equal :quux, @object.quux + end + def test_should_not_create_instance_writer assert_respond_to @module, :foo assert_respond_to @module, :foo= @@ -46,16 +56,24 @@ class ModuleAttributeAccessorTest < ActiveSupport::TestCase end def test_should_raise_name_error_if_attribute_name_is_invalid - assert_raises NameError do + exception = assert_raises NameError do Class.new do - mattr_reader "invalid attribute name" + cattr_reader "1nvalid" end end + assert_equal "invalid attribute name: 1nvalid", exception.message - assert_raises NameError do + exception = assert_raises NameError do Class.new do - mattr_writer "invalid attribute name" + cattr_writer "1nvalid" end end + assert_equal "invalid attribute name: 1nvalid", exception.message + end + + def test_should_use_default_value_if_block_passed + assert_equal 'default_accessor_value', @module.defa + assert_equal 'default_reader_value', @module.defr + assert_equal 'default_writer_value', @module.class_variable_get('@@defw') end end diff --git a/activesupport/test/core_ext/module/concerning_test.rb b/activesupport/test/core_ext/module/concerning_test.rb new file mode 100644 index 0000000000..07d860b71c --- /dev/null +++ b/activesupport/test/core_ext/module/concerning_test.rb @@ -0,0 +1,65 @@ +require 'abstract_unit' +require 'active_support/core_ext/module/concerning' + +class ModuleConcerningTest < ActiveSupport::TestCase + def test_concerning_declares_a_concern_and_includes_it_immediately + klass = Class.new { concerning(:Foo) { } } + assert klass.ancestors.include?(klass::Foo), klass.ancestors.inspect + end +end + +class ModuleConcernTest < ActiveSupport::TestCase + def test_concern_creates_a_module_extended_with_active_support_concern + klass = Class.new do + concern :Baz do + included { @foo = 1 } + def should_be_public; end + end + end + + # Declares a concern but doesn't include it + assert klass.const_defined?(:Baz, false) + assert !ModuleConcernTest.const_defined?(:Baz) + assert_kind_of ActiveSupport::Concern, klass::Baz + assert !klass.ancestors.include?(klass::Baz), klass.ancestors.inspect + + # Public method visibility by default + assert klass::Baz.public_instance_methods.map(&:to_s).include?('should_be_public') + + # Calls included hook + assert_equal 1, Class.new { include klass::Baz }.instance_variable_get('@foo') + end + + class Foo + concerning :Bar do + module ClassMethods + def will_be_orphaned; end + end + + const_set :ClassMethods, Module.new { + def hacked_on; end + } + + # Doesn't overwrite existing ClassMethods module. + class_methods do + def nicer_dsl; end + end + + # Doesn't overwrite previous class_methods definitions. + class_methods do + def doesnt_clobber; end + end + end + end + + def test_using_class_methods_blocks_instead_of_ClassMethods_module + assert !Foo.respond_to?(:will_be_orphaned) + assert Foo.respond_to?(:hacked_on) + assert Foo.respond_to?(:nicer_dsl) + assert Foo.respond_to?(:doesnt_clobber) + + # Orphan in Foo::ClassMethods, not Bar::ClassMethods. + assert Foo.const_defined?(:ClassMethods) + assert Foo::ClassMethods.method_defined?(:will_be_orphaned) + end +end |