def test_slugs_are_of_appropriate_size(self):
"""
Artist slug must not exceed the specified length.
"""
slug_length = 20
artist = Artist(name='Some Artist')
artist.save(slug_max_length=slug_length)
self.assertLessEqual(len(artist.slug), slug_length)
def test_slugs_are_unique(self):
"""
Artist slugs must be always unique, even when there are artists with
the same name.
"""
artist1 = create_artist()
artist2 = Artist(name=artist1.name)
artist2.save()
self.assertNotEqual(artist1.slug, artist2.slug)
def create_artist(name='Some Artist'):
artist = Artist(name=name)
artist.save()
return artist