public void ShouldGetMediaByAlbum()
{
var media = _media.Where(a => a.AlbumId == 1).ToList();
_mediaRepository = new Mock<IMediaRepository>();
_mediaRepository.Setup(a => a.Find(It.IsAny<Expression<Func<Media, bool>>>(), true))
.Returns(media);
_albumRepository = new Mock<IAlbumRepository>();
_imageHelper = new Mock<IImageHelper>();
_configurationHelper = new Mock<IConfigurationHelper>();
_fileHelper = new Mock<IFileHelper>();
_mediaLogic = new MediaLogic(_mediaRepository.Object, _albumRepository.Object,
_imageHelper.Object, _configurationHelper.Object, _fileHelper.Object);
var result = _mediaLogic.GetByAlbum(1);
Assert.AreEqual(2, result.Count);
Assert.AreEqual(1, result[0].AlbumId);
Assert.AreEqual(1, result[1].AlbumId);
}