def test_Hand_add_card_goodcard():
hand = blackjack_engine.Hand(['A', '2'])
hand.add_card('A')
assert hand.cards == ['A', '2', 'A']
hand = blackjack_engine.Hand(['10', '10'])
hand.add_card('7')
assert hand.cards == ['10', '10', '7']
hand = blackjack_engine.Hand(['2', '2'])
hand.add_card('7')
hand.add_card('5')
assert hand.cards == ['2', '2', '7', '5']
def test_Hand_add_card_badcard():
hand = blackjack_engine.Hand(['A', '2', 'Q', '7'])
with pytest.raises(ValueError):
hand.add_card('15')
with pytest.raises(ValueError):
hand.add_card(9)
with pytest.raises(ValueError):
hand.add_card(0)
with pytest.raises(ValueError):
hand.add_card('1.5')
with pytest.raises(ValueError):
hand.add_card('cat')
def test_dealer_bot_20():
hand = blackjack_engine.Hand(['Q', '4', '6'])
assert blackjack_engine.dealer_bot(hand) == 'stay'
def test_Hand_is_blackjack_True():
assert blackjack_engine.Hand(['A', '9']).is_blackjack == False
def test_Hand_is_pair_not_pair():
hand = blackjack_engine.Hand(['A', '8'])
assert hand.is_pair == False
def test_Hand_is_soft_soft_17():
assert blackjack_engine.Hand(['A', '6']).is_soft == True
def test_Hand_is_soft_two_aces():
# one ace is hard and one is soft
assert blackjack_engine.Hand(['A', '2', 'A']).is_soft == True
def test_Hand_total_three_aces_hard():
# three aces, all are hard
assert blackjack_engine.Hand(['5', 'A', 'A', '5', 'A']).is_soft == False
def test_Hand_is_soft_19_no_aces():
assert blackjack_engine.Hand(['10', '9']).is_soft == False
def test_Game_check_winner_both_blackjack():
player_hand = blackjack_engine.Hand(['A', '10'])
dealer_hand = blackjack_engine.Hand(['J', 'A'])
assert blackjack_engine.check_winner(player_hand, dealer_hand) == 0
def test_Hand_total_two_aces():
# one ace is hard and one is soft
assert blackjack_engine.Hand(['A', '2', 'A']).total == 14
def test_Hand_is_stayed_add_card():
# can't add a card to a hand after stay
hand = blackjack_engine.Hand(['A', '8'])
hand.stay()
with pytest.raises(RuntimeError):
hand.add_card('2')
def test_Hand_total_hard_22():
assert blackjack_engine.Hand(['A', '9', '6', '6']).total == 22
def test_Hand_is_stayed_True():
hand = blackjack_engine.Hand(['A', '8'])
hand.stay()
assert hand.is_stayed == True
def test_Hand_is_stayed_False():
hand = blackjack_engine.Hand(['A', '8'])
assert hand.is_stayed == False
def test_Hand_total_hard_17():
assert blackjack_engine.Hand(['A', '9', '7']).total == 17
def test_dealer_bot_hard_20():
hand = blackjack_engine.Hand(['A', '2', 'Q', '7'])
assert blackjack_engine.dealer_bot(hand) == 'stay'
def test_Game_check_winner_both_bust():
player_hand = blackjack_engine.Hand(['5', '10', '10'])
dealer_hand = blackjack_engine.Hand(['6', '8', '10'])
assert blackjack_engine.check_winner(player_hand, dealer_hand) == -1
def test_Hand_total_three_aces():
# two aces are hard and one is soft
assert blackjack_engine.Hand(['A', 'A', 'A', '3']).total == 16
def test_Game_check_winner_player_21():
player_hand = blackjack_engine.Hand(['5', 'K', '6'])
dealer_hand = blackjack_engine.Hand(['6', '8', '5'])
assert blackjack_engine.check_winner(player_hand, dealer_hand) == 1
def test_Hand_is_soft_22_no_aces():
assert blackjack_engine.Hand(['K', '5', '7']).is_soft == False
def test_Game_check_winner_dealer_high():
player_hand = blackjack_engine.Hand(['9', '8'])
dealer_hand = blackjack_engine.Hand(['5', 'K', '4'])
assert blackjack_engine.check_winner(player_hand, dealer_hand) == -1
def test_Hand_total_22_no_aces():
assert blackjack_engine.Hand(['K', '5', '7']).total == 22
def test_Game_check_winner_dealer_21():
player_hand = blackjack_engine.Hand(['9', '10'])
dealer_hand = blackjack_engine.Hand(['4', 'J', '7'])
assert blackjack_engine.check_winner(player_hand, dealer_hand) == -1
def test_Hand_is_soft_hard_22():
assert blackjack_engine.Hand(['A', '9', '6', '6']).is_soft == False
def test_Hand_is_pair_two_diff_faces():
hand = blackjack_engine.Hand(['Q', 'K'])
assert hand.is_pair == True
def test_Hand_is_soft_three_aces():
# two aces are hard and one is soft
assert blackjack_engine.Hand(['A', 'A', 'A', '3']).is_soft == True
def test_dealer_bot_soft_17():
hand = blackjack_engine.Hand(['A', '6'])
assert blackjack_engine.dealer_bot(hand) == 'hit'
def test_dealer_bot_hard_17():
hand = blackjack_engine.Hand(['J', '6', 'A'])
assert blackjack_engine.dealer_bot(hand) == 'stay'
def test_Hand_is_pair_face_and_10():
hand = blackjack_engine.Hand(['K', '10'])
assert hand.is_pair == True
