'Test the ability to retrieve a repository\'s subscribers.'

def test_subscribers(self):

    cassette_name = self.cassette_name('subscribers')
    with self.recorder.use_cassette(cassette_name):
        repository = self.gh.repository('sigmavirus24', 'betamax')
        assert (repository is not None)
        subscribers = list(repository.subscribers())
    assert (len(subscribers) > 0)
    for user in subscribers:
        assert isinstance(user, github3.users.ShortUser)
