Method checkcall

Lib/test/string_tests.py:88–91

(self, obj, methodname, *args)

    # call obj.method(*args) without any checks
    def checkcall(self, obj, methodname, *args):
        obj = self.fixtype(obj)
        args = self.fixtype(args)
        getattr(obj, methodname)(*args)

    def test_count(self):
        self.checkequal(3, 'aaa', 'count', 'a')