def get_playlist_by_id(self, request):
""" Returns a playlist based on the plalist id """
pl = Playlist.find_by_id(request.pid)
response = PlaylistResponse(pid=pl.key.id(),
name=pl.name,
songs=[])
songs = Song.find_by_playlist(pl.key).fetch()
for song in songs:
response.songs.append(SongMessage(id=song.key.id(),
spotify_id=song.spotify_id,
name=song.name,
vote_count=song.vote_count))
return response
def test_playlist(self):
owner=Account(username='******', email='*****@*****.**').put()
pl = []
pl.append(Playlist(owner=owner, name='MM\'s awesome playlist'))
pl[0].put()
self.assertEqual(1, len(Playlist.query().fetch(2)))
# test find by id
found = Playlist.find_by_id(pl[0].key.id())
self.assertEqual(pl[0], found, 'Failed to find playlist based on id')
# test add new playlist
pl.append(Playlist.add_new_playlist(owner,
'A great playlist'))
self.assertEqual(2, len(Playlist.query().fetch(3)))
# test find by owner
pl.append(Playlist(owner=owner, name='MM\'s other awesome playlist'))
pl[2].put()
self.assertEqual(3, len(Playlist.query().fetch(4)))
pl_sorted = sorted(pl, key=lambda Playlist: Playlist.name)
found_pl = Playlist.find_by_owner(owner).fetch(3)
for i in range(len(found_pl)):
self.assertEqual(pl_sorted[i], found_pl[i])
# test add song
request = PlaylistRequest(pl_sorted[0].key.id(),
'1892300kdkeo',
'Space Oddity')
Playlist.add_song(request)
self.assertEqual(1, len(pl_sorted[0].songs), 'add_song failed to add song')
self.assertEqual('1892300kdkeo', pl_sorted[0].songs[0].spotify_id)
self.assertEqual('Space Oddity', pl_sorted[0].songs[0].name)
self.assertEqual(0, pl_sorted[0].songs[0].vote_count)
# Upvote a song
new_request = PlaylistRequest(pl_sorted[0].key.id(),
'asdlfjsadlfkj',
'What A Wonderful World')
Playlist.add_song(new_request)
songs = Song.find_by_playlist(pl_sorted[0].key)
self.assertEqual(2, len(songs.fetch(4)), 'Failed to find songs by playlist id')
song_entity = songs.get()
Song.upvote(song_entity.key.id())
self.assertEqual(1, song_entity.vote_count, song_entity)
songs_on_pl = pl_sorted[0].songs
self.assertEqual(1, songs_on_pl[0].vote_count, songs_on_pl)
song_entity = songs.fetch(2)[1]
Song.upvote(song_entity.key.id())
Song.upvote(song_entity.key.id())
songs = Song.find_by_playlist(pl_sorted[0].key).fetch(2)
self.assertEqual('What A Wonderful World', songs[0].name, song_entity)
self.assertEqual(2, songs[0].vote_count, song_entity)
# downvote
self.assertEqual(2, song_entity.vote_count)
Song.downvote(song_entity.key.id())
self.assertEqual(1, song_entity.vote_count)
