Method assertStructError

Lib/test/test_struct.py:340–343

(func, *args, **kwargs)

    def test_nN_code(self):
        # n and N don't exist in standard sizes
        def assertStructError(func, *args, **kwargs):
            with self.assertRaises(struct.error) as cm:
                func(*args, **kwargs)
            self.assertIn("bad char in struct format", str(cm.exception))
        for code in 'nN':
            for byteorder in ('=', '<', '>', '!'):
                format = byteorder+code