def test_de_json_all(self, client, track):
        json_dict = {
            'type_': self.type,
            'track': track.to_dict(),
            'liked': self.liked
        }
        sequence = Sequence.de_json(json_dict, client)

        assert sequence.type == self.type
        assert sequence.track == track
        assert sequence.liked == self.liked
 def test_de_json_none(self, client):
     assert Sequence.de_json({}, client) is None