# Pastebin t98QLGyL
        # update user to explicitly have the expiry option to False
        user['options'][
            iro.IGNORE_PASSWORD_EXPIRY_OPT.option_name] = False
        user = self.identity_api.update_user(user['id'],
                                             user)
        self.assertRaises(exception.PasswordExpired,
                          self.identity_api.authenticate,
                          self.make_request(),
                          user_id=user['id'],
                          password=self.password)