def test_topQualitySongs_first_song_no_plays(self):
zs = ZipfSong()
zs.addSong(Song(0, 0, "Foo"))
zs.addSong(Song(1, 10, "Bar"))
zs.addSong(Song(2, 5, "Baz"))
self.assertEquals(zs.topQualitySongs(3), [
Song(1, 10, "Bar"),
Song(2, 5, "Baz"),
Song(0, 0, "Foo"),
])
def test_topQualitySongs_three_songs(self):
zs = ZipfSong()
zs.addSong(Song(0, 10, "Foo"))
zs.addSong(Song(1, 7, "Bar"))
zs.addSong(Song(2, 5, "Baz"))
self.assertEquals(zs.topQualitySongs(3), [
Song(2, 5, "Baz"),
Song(1, 7, "Bar"),
Song(0, 10, "Foo"),
])
def test_topQualitySongs_no_songs_added(self):
zs = ZipfSong()
self.assertEquals(zs.topQualitySongs(3), [])
def test_topQualitySongs_one_song(self):
zs = ZipfSong()
zs.addSong(Song(0, 1, "Hi"))
self.assertEquals(zs.topQualitySongs(1), [Song(0, 1, "Hi")])
def test_topQualitySongs_no_songs_requested(self):
zs = ZipfSong()
zs.addSong(Song(0, 0, ""))
self.assertEquals(zs.topQualitySongs(0), [])
