blob: c6863b24a40441890a8ac0b9e69d7707e8b5bc19 (
plain) (
tree)
|
|
require 'abstract_unit'
require 'active_support/core_ext/module/concerning'
class ConcerningTest < ActiveSupport::TestCase
def test_concern_shortcut_creates_a_module_but_doesnt_include_it
mod = Module.new { concern(:Foo) { } }
assert_kind_of Module, mod::Foo
assert mod::Foo.respond_to?(:included)
assert !mod.ancestors.include?(mod::Foo), mod.ancestors.inspect
end
def test_concern_creates_a_module_extended_with_active_support_concern
klass = Class.new do
concern :Foo do
included { @foo = 1 }
def should_be_public; end
end
end
# Declares a concern but doesn't include it
assert_kind_of Module, klass::Foo
assert !klass.ancestors.include?(klass::Foo), klass.ancestors.inspect
# Public method visibility by default
assert klass::Foo.public_instance_methods.map(&:to_s).include?('should_be_public')
# Calls included hook
assert_equal 1, Class.new { include klass::Foo }.instance_variable_get('@foo')
end
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
|