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rails--rails/activesupport/test/configurable_test.rb

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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
end