Method test_builtin_update

Lib/test/test_functools.py:936–943

(self)

    @unittest.skipIf(sys.flags.optimize >= 2,
                     "Docstrings are omitted with -O2 and above")
    def test_builtin_update(self):
        # Test for bug #1576241
        def wrapper():
            pass
        functools.update_wrapper(wrapper, max)
        self.assertEqual(wrapper.__name__, 'max')
        self.assertStartsWith(wrapper.__doc__, 'max(')
        self.assertEqual(wrapper.__annotations__, {})

    def test_update_type_wrapper(self):
        def wrapper(*args): pass