public void GetByAdId_ShouldReturnCorrectRating() { Guid guid = new Guid("ee4cd8a2-eb0e-453d-a3b5-081b9165942e"); var response = controller.GetByAdId(guid); Assert.IsNotNull(response); Assert.AreEqual(HttpStatusCode.OK, response.StatusCode); var rating = response.Content.ReadAsAsync <IEnumerable <Rating> >().Result; Assert.AreEqual(ratings.Where(c => c.Value.AdId == guid).Count(), rating.Count()); }