public void ShouldThrowExceptionWhenGetMediaByUserFails()
{
_albumRepository = new Mock<IAlbumRepository>();
_albumRepository.Setup(a => a.Find(It.IsAny<Expression<Func<Album, bool>>>(),
It.IsAny<Func<IQueryable<Album>, IOrderedQueryable<Album>>>(), It.IsAny<string>()))
.Throws(new Exception());
_mediaRepository = new Mock<IMediaRepository>();
_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);
Assert.Throws<BlogException>(() => _mediaLogic.GetByUser(1));
}