'Refiltering list after replying shows replied-to tweet'

def test_caching(self):

    question = TweetFactory()
    TweetFactory(reply_to=question)
    cry_for_help = TweetFactory(raw_json__text='YO_UNANSWERED')
    self._tweet_list('answered')
    TweetFactory(raw_json__text='YO_REPLY', reply_to=cry_for_help)
    assert ('YO_UNANSWERED' in self._tweet_list('answered'))
