public void AddMovie_ValidMoviePassed_AddsMovieToContextAndSavesChanges() { // ARRANGE var movieToAdd = new Movie { Id = 3, Genre = "Action", Price = (decimal)10.99, Rating = "PG-13", ReleaseDate = DateTime.Now, Title = "The Matrix" }; // ACT _dal.AddMovie(movieToAdd); // ASSERT _mockMovieDbSet.Verify(m => m.Add(movieToAdd), Times.Once); _mockDbContext.Verify(m => m.SaveChanges(), Times.Once); }