public void GetDetails() { MockBlobService service = new MockBlobService(); BlobController controller = GetBlobController(service); var id = service.GetBlobs().First().BlobId; ActionResult result = controller.Details(id); Assert.IsNotNull(result); Assert.IsInstanceOfType(result, typeof(ViewResult)); ViewResult viewResult = (ViewResult)result; Assert.IsInstanceOfType(viewResult.ViewData.Model, typeof(BlobViewModel)); }