def test_restful_setchanges(self):
        model = Restful()
        model.__setchanges__("abc")
        self.assertEqual("abc", model.__changedattrs__)

        model.__setchanges__(None)
        self.assertIsNone(model.__changedattrs__)
    def test_restful_setchanges(self):
        model = Restful()
        model.__setchanges__('abc')
        self.assertEqual('abc', model.__changedattrs__)

        model.__setchanges__(None)
        self.assertIsNone(model.__changedattrs__)