public void Get_ExistingUserId_ReturnsOkResult() { //Arrange _controller.ControllerContext = new ControllerContext { HttpContext = new DefaultHttpContext { User = new ClaimsPrincipal(new ClaimsIdentity(new Claim[] { new Claim(ClaimTypes.NameIdentifier, CommonTestData.AppUserList[0].AccountId) })) } }; //Act var okResult = _controller.Get(2).Result; Assert.IsType <OkObjectResult>(okResult); }