def test_add_method_params(self):
        smobj = SelfMutilatingObject()

        def concat(*params):
            concat = ""
            for word in params:
                if concat:
                    concat + " and "
                concat += word
            return concat

        smobj.add_method('concatinate', concat)

        smobj.concatinate('one', 'two', 'three') == "one and two and three"