mocking

// namespace and your usings
    using Telerik.JustMock;

    // class name and private lists
 [Test]
        public void HomeIndexPicturesShouldWorkCorrectly()
        {
            // no idea just copy/paste
            var autoMapperConfig = new AutoMapperConfig();
            autoMapperConfig.Execute(typeof(HomeController).Assembly);

            // var mediaContentFetcherServiceMock = new Mock<IMediaContentFetcherService>();
            // mediaContentFetcherServiceMock
            //     .Setup(x => x.GetLast(ContentType.Picture, 3)).Verifiable();


            // mocking
            var mediaContentFetcherServiceMock = Mock.Create<IMediaContentFetcherService>();

            // arrange mock - line below mean: this method with this param should be called once!
            Mock.Arrange(() => mediaContentFetcherServiceMock.GetLast(ContentType.Picture)).OccursOnce();
            //                                                                                .MustBeCalled();
            //                                                                                .OccoursExatly(1);
            //                                                                                .OccoursAtLeast(1);
            //                                                                                .OccoursAtMost(1);
            // hope you got the idea

            var controller = new HomeController(mediaContentFetcherServiceMock);

            // no idea what this do BUT here have to place your act without any assert
            // just in way you exapect to be called

            // controller.WithCallTo(x => x.Index())
            //    .ShouldRenderView("Index")
            //    .WithModel<HomeViewModel>(
            //        viewModel =>
            //        {
            //            Assert.AreEqual(this.pictures, viewModel.Pictures);
            //        }).AndNoModelErrors();

            Mock.Assert(() => mediaContentFetcherServiceMock);
        }