def __init__(self, artist, title, album=None, year=None, track=None, duration=None):
"""Initialize a new song.
@param artist: name of song's artist
@param title: name song
@param album: name of song's album
@param year: year of song's album's release
@param track: track number on album
@param duration: length of song in seconds
"""
self.title = Title(title)
self.artist = Artist(artist)
self.album = Album(album, year)
self.track = self._parse_int(track, "track number")
self.duration = self._parse_int(duration, "song duration")
super(Song, self).__init__()
def test_different(self):
"""Verify different artist names are not equal."""
self.assertNotEqual(Artist("Artist A"), Artist("Artist B"))
def test_types(self):
"""Verify different types are not equal."""
self.assertNotEqual(Artist("Name"), "Name")
def test_and_order(self):
"""Verify order of multiple artists does not matter."""
self.assertEqual(Artist("Artist + Others"), Artist("Others & Artist"))
def test_ands(self):
"""Verify artist "and" operators do not matter."""
self.assertEqual(Artist("Artist + Others"), Artist("Artist & others"))
def test_case(self):
"""Verify artist name case does not matter."""
self.assertEqual(Artist("Artist Name"), Artist("Artist name"))
def test_exact(self):
"""Verify exact artist name matches are equal."""
self.assertEqual(Artist("Artist Name"), Artist("Artist Name"))
def test_nominal(self):
"""Verify a normal artist can be formatted."""
artist = Artist("The Something")
self.assertEqual("The Something", str(artist))
self.assertEqual(artist, eval(repr(artist)))
def test_nominal(self):
"""Verify a normal artist can be parsed."""
artist = Artist("The Something")
self.assertEqual("The Something", artist.name)