public void GetAll_Should_GetAll() { var db = new TFContext(this.DatabaseSimulator()); var genreServices = new GenreServices(db); var genre = new Genre() { Name = genreNameToUse }; var secondGenre = new Genre() { Name = "drama" }; var thirdGenre = new Genre() { Name = "animation" }; var deletedGenre = new Genre() { Name = "comedy", IsDeleted = true }; db.Genres.Add(genre); db.Genres.Add(secondGenre); db.Genres.Add(thirdGenre); db.Genres.Add(deletedGenre); db.SaveChanges(); int getAllMethod = genreServices.GetAll().Count(); Assert.AreEqual(3, getAllMethod); }