public async Task <IEnumerable <TrackDto> > GetTopTracksAsync(int?count)
{
if (count == null)
{
count = 50;
}
var spec = new TopTracksSpecification(count);
var tracks = await _trackRepository.ListAsync(spec);
return(tracks.Select(t => new TrackDto
{
TrackId = t.Id,
Name = t.Name,
Artist = t.Album.Artist.Name,
ArtistId = t.Album.ArtistId,
Album = t.Album.Title,
AlbumId = t.Album.Id,
Score = t.Score,
FromCache = t.FromCache
}));
}
public void SortsByScoreDescending()
{
var spec = new TopTracksSpecification(10);
var testTrackList = new List <Track>
{
new Track {
Id = 1, Score = 1
},
new Track {
Id = 2, Score = 2
},
new Track {
Id = 3, Score = 3
}
};
var result = testTrackList
.AsQueryable()
.OrderByDescending(spec.OrderByDescending);
Assert.AreEqual(3, result.First().Id);
Assert.AreEqual(1, result.Last().Id);
}
public async Task GetTopTracks()
{
var testTracks = new List <Track>
{
new Track {
Id = 1, Score = 1
},
new Track {
Id = 2, Score = 2
},
new Track {
Id = 3, Score = 3
}
};
_context.AddRange(testTracks);
_context.SaveChanges();
var spec = new TopTracksSpecification(2);
var tracks = await _trackRepository.ListAsync(spec);
Assert.AreEqual(3, tracks.First().Id);
Assert.AreEqual(2, tracks.Count());
}
