def test_winner_has_highest_score(self):
game = Game([])
game.player.add_card(Card(10, SUIT_SPADES))
game.dealer.add_card(Card(5, SUIT_SPADES))
self.assertEqual(game.player, game.get_winner())
game = Game([])
game.player.add_card(Card(5, SUIT_SPADES))
game.dealer.add_card(Card(10, SUIT_SPADES))
self.assertEqual(game.dealer, game.get_winner())
def test_blackjack_always_wins(self):
# If a player has a blackjack (e.g. their two first cards total
# 21 points) they automatically win.
game = Game([])
game.player.add_card(Card(1, SUIT_SPADES))
game.player.add_card(Card(13, SUIT_SPADES))
game.dealer.add_card(Card(1, SUIT_SPADES))
game.dealer.add_card(Card(13, SUIT_SPADES))
self.assertEqual(game.player, game.get_winner())
# Player may have 21 points without having a blackjack.
game = Game([])
game.player.add_card(Card(9, SUIT_SPADES))
game.player.add_card(Card(10, SUIT_SPADES))
game.player.add_card(Card(2, SUIT_SPADES))
game.dealer.add_card(Card(1, SUIT_SPADES))
game.dealer.add_card(Card(13, SUIT_SPADES))
self.assertIsNone(game.get_winner(), 'Game should be a draw')
def test_bust_hand_cannot_win(self):
# Dealer is bust.
game = Game([])
game.player.add_card(Card(5, SUIT_SPADES))
game.dealer.add_card(Card(10, SUIT_SPADES))
game.dealer.add_card(Card(10, SUIT_SPADES))
game.dealer.add_card(Card(10, SUIT_SPADES))
self.assertEqual(game.player, game.get_winner())
# Player is bust: dealer automatically wins.
game = Game([])
game.player.add_card(Card(10, SUIT_SPADES))
game.player.add_card(Card(10, SUIT_SPADES))
game.player.add_card(Card(10, SUIT_SPADES))
game.dealer.add_card(Card(10, SUIT_SPADES))
game.dealer.add_card(Card(10, SUIT_SPADES))
game.dealer.add_card(Card(10, SUIT_SPADES))
self.assertEqual(game.dealer, game.get_winner())
def test_winner_for_draws(self):
game = Game([])
game.player.add_card(Card(10, SUIT_SPADES))
game.dealer.add_card(Card(10, SUIT_SPADES))
self.assertIsNone(game.get_winner())