def test_get_teams_in_game_tuple(self):
score_updater = ScoreUpdater()
expected = 'Team_1', 'Team_2'
self.assertEqual(expected, score_updater.get_teams_in_game_tuple('Team_1 vs Team_2'))
# Test exception
self.assertIsNone(score_updater.get_teams_in_game_tuple('Team_1 vs'))
