def test_nonce_revoke_params(self):
        payment_method_gateway = PaymentMethodGateway(BraintreeGateway(None))
        with self.assertRaises(ValueError):
            payment_method_gateway.revoke("")

        with self.assertRaises(ValueError):
            payment_method_gateway.revoke("\t")

        with self.assertRaises(ValueError):
            payment_method_gateway.revoke(None)
    def test_nonce_revoke_params(self):
        payment_method_gateway = PaymentMethodGateway(BraintreeGateway(None))
        with self.assertRaises(ValueError):
            payment_method_gateway.revoke("")

        with self.assertRaises(ValueError):
            payment_method_gateway.revoke("\t")

        with self.assertRaises(ValueError):
            payment_method_gateway.revoke(None)