def test_add_with_empty_to_add_list(self):
"""
Test what happens when we run ``App.add()`` with an empty to_add
list. Calling this method with a list only happens inside
``App.update()``, and that method checks for an empty list before
calling, so this should never actually happen in "real life,"
but we'll check it anyway.
"""
retlines = list(App.add([]))
self.assertEqual(retlines, [])
self.assertEqual(Artist.objects.count(), 0)
self.assertEqual(Album.objects.count(), 0)
self.assertEqual(Song.objects.count(), 0)
def run_add_errors(self, errors_min=1, error=None):
"""
Runs an ``add`` operation on our library, and expect to see at least
one error.
"""
return self.assertErrors(list(App.add()), errors_min, error=error)
def run_add(self):
"""
Runs an ``add`` operation on our library, and checks for errors.
"""
return self.assertNoErrors(list(App.add()))