def test_de_json_all(self, client, event, track_with_ads, track):
        json_dict = {'day': self.day, 'events': [event.to_dict()], 'tracks_to_play_with_ads': [track_with_ads.to_dict()],
                     'tracks_to_play': [track.to_dict()]}
        day = Day.de_json(json_dict, client)

        assert day.day == self.day
        assert day.events == [event]
        assert day.tracks_to_play_with_ads == [track_with_ads]
        assert day.tracks_to_play == [track]
 def test_de_json_none(self, client):
     assert Day.de_json({}, client) is None