public void Update_Test()
        {
            foreach (var device in devices)
            {
                // Arrange
                device.DeviceAddress += "123";

                // Act
                bool updated = deviceRepository.Update(device);

                // Assert
                Assert.IsTrue(updated);

                DeviceInfo updateDevice = deviceRepository.GetItem(device.Id);
                Assert.AreEqual(device, updateDevice);
            }
        }