public void CalculateSubtitleFilterValues_Should_Return_Two_Languages()
        {
            RunTest(() =>
            {
                var movieOne = new MovieBuilder(Guid.NewGuid().ToString()).ReplaceSubtitleStream(new SubtitleStream {
                    Language = "nl", DisplayTitle = "Dutch"
                }).Build();
                var movieTwo = new MovieBuilder(Guid.NewGuid().ToString()).ReplaceSubtitleStream(new SubtitleStream {
                    Language = "en", DisplayTitle = "English"
                }).Build();
                var movieThree = new MovieBuilder(Guid.NewGuid().ToString()).ReplaceSubtitleStream(new SubtitleStream {
                    Language = "en", DisplayTitle = "English"
                }).Build();
                _movieRepository.UpsertRange(new[] { movieOne, movieTwo, movieThree });

                var languages = _movieRepository
                                .CalculateSubtitleFilterValues(new[] { "1" })
                                .ToList();

                languages.Should().NotBeNull();
                languages.Count.Should().Be(2);

                languages[0].Value.Should().Be("nl");
                languages[0].Label.Should().Be("Dutch");
                languages[1].Value.Should().Be("en");
                languages[1].Label.Should().Be("English");
            });
        }