public async Task CreateAsync_FilmValidationSucceed_CreatesLoyaltyCard()
        {
            // Arrange
            var film     = new FilmUpdateModel();
            var expected = new Film();

            var filmDAL = new Mock <IFilmDAL>();

            filmDAL.Setup(x => x.InsertAsync(film)).ReturnsAsync(expected);

            var filmService = new FilmService(filmDAL.Object);

            // Act
            var result = await filmService.CreateAsync(film);

            // Assert
            result.Should().Be(expected);
        }