'Test the ability to retrieve a milestone on a repository.'

def test_milestone(self):

    cassette_name = self.cassette_name('milestone')
    with self.recorder.use_cassette(cassette_name):
        repository = self.gh.repository('sigmavirus24', 'github3.py')
        assert (repository is not None)
        milestone = repository.milestone(7)
    assert isinstance(milestone, github3.issues.milestone.Milestone)
