JezK
Edit File: class_inheritable_attributes_test.rb
require 'test/unit' require "cases/helper" require 'active_support/core_ext/class/inheritable_attributes' class A include ClassInheritableAttributes end class B < A write_inheritable_array "first", [ :one, :two ] end class C < A write_inheritable_array "first", [ :three ] end class D < B write_inheritable_array "first", [ :four ] end class ClassInheritableAttributesTest < ActiveRecord::TestCase def test_first_level assert_equal [ :one, :two ], B.read_inheritable_attribute("first") assert_equal [ :three ], C.read_inheritable_attribute("first") end def test_second_level assert_equal [ :one, :two, :four ], D.read_inheritable_attribute("first") assert_equal [ :one, :two ], B.read_inheritable_attribute("first") end end