public async Task CreateAsync_MovieValidationFailed_ThrowsError()
            {
                // Arrange
                var fixture  = new Fixture();
                var movie    = new MovieUpdateModel();
                var expected = fixture.Create <string>();

                var genreGetService = new Mock <IGenreGetService>();

                genreGetService
                .Setup(x => x.ValidateAsync(movie))
                .Throws(new InvalidOperationException(expected));

                var movieDataAccess = new Mock <IMovieDataAccess>();

                var movieGetService = new MovieCreateService(movieDataAccess.Object, genreGetService.Object);

                // Act
                var action = new Func <Task>(() => movieGetService.CreateAsync(movie));

                // Assert
                await action.Should().ThrowAsync <InvalidOperationException>().WithMessage(expected);

                movieDataAccess.Verify(x => x.InsertAsync(movie), Times.Never);
            }
            public async Task CreateAsync_MovieValidationSucceed_CreatesScreening()
            {
                // Arrange
                var movie    = new MovieUpdateModel();
                var expected = new Movie();

                var genreGetService = new Mock <IGenreGetService>();

                genreGetService.Setup(x => x.ValidateAsync(movie));

                var movieDataAccess = new Mock <IMovieDataAccess>();

                movieDataAccess.Setup(x => x.InsertAsync(movie)).ReturnsAsync(expected);

                var movieGetService = new MovieCreateService(movieDataAccess.Object, genreGetService.Object);

                // Act
                var result = await movieGetService.CreateAsync(movie);

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