require File.expand_path('../acceptance_test_helper', __FILE__) class Issue272Test < Mocha::TestCase include AcceptanceTest def setup setup_acceptance_test end def teardown teardown_acceptance_test end module Mod private def foo 'original-foo' end def bar 'original-bar' end end class Klass extend Mod class << self public :foo public :bar end end def test_private_methods_in_module_used_to_extend_class_and_made_public test_result = run_as_test do Klass.stubs(:foo).returns('stubbed-foo') # hangs in next line executing: # `@original_method = stubbee._method(method)` # in Mocha::StubbedMethod#hide_original_method # but only in Ruby v2.3, not v2.2 Klass.stubs(:bar).returns('stubbed-bar') assert_equal 'stubbed-foo', Klass.foo assert_equal 'stubbed-bar', Klass.bar end assert_passed(test_result) assert_equal 'original-foo', Klass.foo assert_equal 'original-bar', Klass.bar end end