public void MediaRepository_Update_ThrowsExceptionWhenUserIdNotFound()
        {
            //arrange
            IMediaRepo mediaRepo = GetInMemoryMediaRepository();

            //act
            mediaRepo.Add(media);
            Media saveMedia = mediaRepo.GetByTitle(media.MediaName);

            saveMedia.MediaId = 0;

            //assert
            Assert.ThrowsAny <ArgumentNullException>(() => mediaRepo.Update(saveMedia));
        }
        public void MediaRepository_Update_UpdatesMedia()
        {
            //arrange
            IMediaRepo mediaRepo = GetInMemoryMediaRepository();

            //act
            mediaRepo.Add(media);
            Media saveMedia = mediaRepo.GetByTitle(media.MediaName);

            saveMedia.Composer = "update composer";
            mediaRepo.Update(saveMedia);

            Media updateMedia = mediaRepo.GetByTitle(media.MediaName);

            //assert
            Assert.Equal("update composer", updateMedia.Composer);
        }
        public void MediaRepository_GetById_GetsMedia()
        {
            //arrange
            IMediaRepo mediaRepo = GetInMemoryMediaRepository();

            //act
            mediaRepo.Add(media);
            Media saveMedia = mediaRepo.GetById(1);

            //Assert
            Assert.Equal(1, saveMedia.MediaId);
            Assert.Equal("test media name", saveMedia.MediaName);
            Assert.Equal("test composer", saveMedia.Composer);
            Assert.Equal("hello, this is a test description", saveMedia.Description);
            Assert.Equal(9, saveMedia.Rating);
            Assert.Equal("https://upload.wikimedia.org/wikipedia/en/8/8a/The_Avengers_%282012_film%29_poster.jpg", saveMedia.MediaUrl);
            Assert.True(saveMedia.Approved);
        }