def test_verify_substring(self):
        token = xsrf.XSRFToken('user@example.com',
                               'secret',
                               current_time=1354160000)
        token_string = token.generate_token_string()
        test_token, test_time = base64.urlsafe_b64decode(token_string).split('|')
        test_string = base64.urlsafe_b64encode('|'.join([test_token[:-1],
                                                         test_time]))
        self.assertRaises(xsrf.XSRFTokenInvalid,
                          token.verify_token_string,
                          test_string)
Tests that a substring of the correct token fails to verify.
dataset/ETHPy150Open Workiva/furious/furious/tests/extras/test_xsrf.py/TestXSRFToken.test_verify_substring