def test__get_feed__return_feed__if_exists(self) -> None:
        feed = FeedItemUpdater._get_feed(self.feed.id)

        self.assertEqual(feed.id, self.feed.id)
 def test__get_feed__raise__if_not_exists(self) -> None:
     with self.assertRaises(FeedUpdaterDoesntExistError):
         FeedItemUpdater._get_feed(0)