def test_winner_player_two(self):
game = TieBreakGame("player 1", "player 2")
for _ in range(self.MINIMUM_POINTS + self.MINIMUM_LEAD):
game.point_won_by("player 2")
self.assertEqual(game.winner(), "player 2")
def test_player_two_wins_closest_possible_tiebreaker(self):
game = TieBreakGame("player 1", "player 2")
for _ in range(5):
game.point_won_by("player 1")
for _ in range(7):
game.point_won_by("player 2")
self.assertEqual(game.winner(), "player 2")
def test_initial_winner(self):
game = TieBreakGame("player 1", "player 2")
self.assertIsNone(game.winner())