require 'abstract_unit' require 'active_support/configurable' class ConfigurableActiveSupport < ActiveSupport::TestCase class Parent include ActiveSupport::Configurable config_accessor :foo end class Child < Parent end setup do Parent.config.clear Parent.config.foo = :bar Child.config.clear end test "adds a configuration hash" do assert_equal({ :foo => :bar }, Parent.config) end test "configuration hash is inheritable" do assert_equal :bar, Child.config.foo assert_equal :bar, Parent.config.foo Child.config.foo = :baz assert_equal :baz, Child.config.foo assert_equal :bar, Parent.config.foo end test "configuration hash is available on instance" do instance = Parent.new assert_equal :bar, instance.config.foo assert_equal :bar, Parent.config.foo instance.config.foo = :baz assert_equal :baz, instance.config.foo assert_equal :bar, Parent.config.foo end test "configuration is crystalizeable" do parent = Class.new { include ActiveSupport::Configurable } child = Class.new(parent) parent.config.bar = :foo assert !parent.config.respond_to?(:bar) assert !child.config.respond_to?(:bar) assert !child.new.config.respond_to?(:bar) parent.config.compile_methods! assert_equal :foo, parent.config.bar assert_equal :foo, child.new.config.bar assert_respond_to parent.config, :bar assert_respond_to child.config, :bar assert_respond_to child.new.config, :bar end end