public void Customers_GetInit() { // Set test GetData method w/o parameters request.Setup(m => m.Get <Response <Customer> >("customers/init", null)).Returns(new Response <Customer> { Data = new Customer { Id = 999 } }); // Test Get method var result = customersProxy.GetInit(); // Verify test Assert.IsNotNull(result); Assert.IsTrue(result.IsSuccessful); Assert.AreEqual(999, result.Data.Id); }