public void Groups_List_Test() { IEnumerable<Group> fake = new List<Group> { new Group{ GroupName = "Test1", Description="Test1Desc"}, new Group { GroupName = "Test2", Description="Test2Desc"}, }.AsEnumerable(); groupRepository.Setup(x => x.GetAll()).Returns(fake); GroupController controller = new GroupController(groupService, groupUserService, userService, metricService, focusService, groupgoalService, groupInvitationService, securityTokenService, groupUpdateService, groupCommentService, goalStatusService, groupRequestService, followUserService, groupCommentUserService, groupUpdateSupportService, groupUpdateUserService); PartialViewResult result = controller.Groupslist(0) as PartialViewResult; Assert.IsNotNull(result); Assert.IsInstanceOf(typeof(IEnumerable<Group>), result.ViewData.Model, "Wrong View Model"); var gol = result.ViewData.Model as IEnumerable<Group>; Assert.AreEqual(2, gol.Count(), "Got wrong number of Groups"); }