Method assert_bad_help

Lib/test/test_argparse.py:2930–2933

(self, context_type, func, *args, **kwargs)

            '''))

    def assert_bad_help(self, context_type, func, *args, **kwargs):
        with self.assertRaisesRegex(ValueError, 'badly formed help string') as cm:
            func(*args, **kwargs)
        self.assertIsInstance(cm.exception.__context__, context_type)

    def test_invalid_subparsers_help(self):
        parser = ErrorRaisingArgumentParser(prog='PROG')