public void Attachments_Get_ById_NoParameters()
        {
            // Set test Get method w/o parameters
            request.Setup(m => m.Get <Response <Attachment> >("attachments/666", null)).Returns(new Response <Attachment>
            {
                Data = new Attachment
                {
                    Id = 666
                }
            });

            // Test Get method
            var result = attachmentsProxy.Get(666);

            // Verify test
            Assert.IsNotNull(result);
            Assert.IsTrue(result.IsSuccessful);
            Assert.AreEqual(666, result.Data.Id);
        }