public async Task MovieNull_Executed_ReturnInvalidOperation()
        {
            var fixture         = new Fixture();
            var movieRepository = new Mock <IMovieRepository>();

            var movie = fixture.Create <Movie>();

            movieRepository.Setup(u => u.GetByIdAsync(movie.Id))
            .Returns(ConverMovieInTaskMovie(movie));

            var voteMovieCommand = new VoteMovieCommand(2, 3);

            var voteMovieCommandHandler = new VoteMovieCommandHandler(movieRepository.Object);

            InvalidOperationException except = await Assert.ThrowsAsync <InvalidOperationException>(() => voteMovieCommandHandler.Handle(voteMovieCommand, new System.Threading.CancellationToken()));

            Assert.Equal("Filme não encontrado!", except.Message);

            movieRepository.Verify(g => g.GetByIdAsync(2), Times.Once());
            movieRepository.Verify(g => g.SaveChangesAsync(), Times.Never);
        }
        public async Task InputDataOk_Executed_ReturnMovieViewModel()
        {
            var fixture         = new Fixture();
            var movieRepository = new Mock <IMovieRepository>();

            var movie = fixture.Create <Movie>();

            movieRepository.Setup(u => u.GetByIdAsync(movie.Id))
            .Returns(ConverMovieInTaskMovie(movie));

            var voteMovieCommand      = new VoteMovieCommand(movie.Id, 2);
            var expctedMovieVoteCount = movie.VoteCount + 1;

            var voteMovieCommandHandler = new VoteMovieCommandHandler(movieRepository.Object);

            var movieVoteResult = await voteMovieCommandHandler.Handle(voteMovieCommand, new System.Threading.CancellationToken());

            Assert.IsType <MovieViewModel>(movieVoteResult);
            Assert.Equal(expctedMovieVoteCount, movieVoteResult.VoteCount);

            movieRepository.Verify(g => g.GetByIdAsync(movie.Id), Times.Once());
            movieRepository.Verify(g => g.SaveChangesAsync(), Times.Once);
        }