public void OrderDetail_Delete_Test()
        {
            OrderDetailClient client = new OrderDetailClient("NetTcpBinding_IOrderDetail");

            client.Open();

            OrderDetailDTO exists = client.Read(_dto.Id);

            if (exists == null)
            {
                client.Create(_dto);
            }

            client.Delete(_dto.Id);

            OrderDetailDTO result = client.Read(_dto.Id);

            Assert.IsNull(result);
        }