def test_cancel_order(self, access_token):
        client = Client(access_token)

        orders = client.get_pending_orders()
        for order in orders:
            res = client.cancel_order(order)
            self.assertEqual(res.result, "success")
            self.assertEqual(res.error_code, 0)
    def test_cancel_order_with_mock(self, mock_request):
        _ = mock_request

        client = Client("access_token")

        orders = client.get_pending_orders()
        for order in orders:
            res = client.cancel_order(order)
            self.assertEqual(res.result, "success")
            self.assertEqual(res.error_code, 0)