Method test_buggy_dir

Lib/test/test_pydoc/test_pydoc.py:2288–2299

(self)

                     'trace function introduces __locals__ unexpectedly')
    @requires_docstrings
    def test_buggy_dir(self):
        class M(type):
            def __dir__(cls):
                return ['__class__', '__name__', 'missing', 'here']
        class C(metaclass=M):
            here = 'present!'
        output = StringIO()
        helper = pydoc.Helper(output=output)
        helper(C)
        expected_text = expected_missingattribute_pattern % __name__
        result = output.getvalue().strip()
        self.assertEqual(expected_text, result)

    def test_resolve_false(self):
        # Issue #23008: pydoc enum.{,Int}Enum failed