def test_group_keys_with_some_wrong_by_provider(self):
keys = ['movie:tt1234567890:imdb', 'movie:tt1234567891:imdb',
'movie:tt1234567892_imdb', 'movie:1234567893:imdb']
groups = Movie.group_keys_by_provider(keys=keys)
self.assertEqual(len(groups), 1)
self.assertEqual(len(groups[0]['keys']), 2)
self.assertEqual(groups[0]['parser'], None)
keys = ['movie:tt1234567890:imdb', 'movie:tt1234567891:imdb',
'movie:tt1234567892_imdb', 'movie:1234567893:imdb']
groups = Movie.group_keys_by_provider(keys=keys, make_parser=True)
self.assertEqual(len(groups), 1)
self.assertEqual(len(groups[0]['keys']), 2)
self.assertTrue(isinstance(groups[0]['parser'], IMDBParser))
def test_group_empty_keys_list_by_provider(self):
keys = []
groups = Movie.group_keys_by_provider(keys=keys)
self.assertEqual(len(groups), 0)
