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uno_tests.py
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uno_tests.py
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import pytest
from uno import *
# Test creating invalid cards
with pytest.raises(TypeError):
card = UnoCard()
with pytest.raises(TypeError):
card = UnoCard('black')
with pytest.raises(ValueError):
card = UnoCard('purple', 'ace')
with pytest.raises(ValueError):
card = UnoCard('red', 'ace')
with pytest.raises(ValueError):
card = UnoCard('purple', 1)
with pytest.raises(ValueError):
card = UnoCard('red', 'wildcard')
with pytest.raises(ValueError):
card = UnoCard('black', 1)
# Test creating valid cards
card1 = UnoCard('red', 0)
assert repr(card1) == '<UnoCard object: red 0>'
card2 = UnoCard('red', 1)
assert repr(card2) == '<UnoCard object: red 1>'
assert card1 != card2
assert card1.color == card2.color
assert card1.card_type != card2.card_type
card3 = UnoCard('red', 0)
assert card1 == card3
# Test placing valid cards on other cards
card1 = UnoCard('red', 1)
card2 = UnoCard('red', 1)
assert card1.playable(card2)
card2 = UnoCard('red', 2)
assert card1.playable(card2)
card2 = UnoCard('red', 'skip')
assert card1.playable(card2)
card2 = UnoCard('green', 1)
assert card1.playable(card2)
card2 = UnoCard('green', 1)
assert card1.playable(card2)
card2 = UnoCard('red', 1)
assert card1.playable(card2)
card2 = UnoCard('black', 'wildcard')
assert card1.playable(card2)
card2 = UnoCard('black', '+4')
assert card1.playable(card2)
# Test placing invalid cards on other cards
card1 = UnoCard('red', 1)
card2 = UnoCard('green', 2)
assert not card1.playable(card2)
card2 = UnoCard('blue', 9)
assert not card1.playable(card2)
card2 = UnoCard('yellow', 'skip')
assert not card1.playable(card2)
# Test placing valid cards on black cards
card1 = UnoCard('black', 'wildcard')
card1.temp_color = 'red'
card2 = UnoCard('red', 1)
assert card1.playable(card2)
card2 = UnoCard('red', 'skip')
assert card1.playable(card2)
card2 = UnoCard('black', 'wildcard')
assert card1.playable(card2)
# Test placing invalid cards on black cards
card1 = UnoCard('black', 'wildcard')
card1.temp_color = 'red'
card2 = UnoCard('green', 1)
assert not card1.playable(card2)
card2 = UnoCard('green', 'skip')
assert not card1.playable(card2)
# Test creating invalid Uno Game
with pytest.raises(TypeError):
game = UnoGame()
with pytest.raises(ValueError):
game = UnoGame(1)
with pytest.raises(ValueError):
game = UnoGame('foo')
card = UnoCard('red', 1)
with pytest.raises(ValueError):
game = UnoGame(card)
with pytest.raises(ValueError):
game = UnoGame(16)
# Test creating invalid Uno Player
cards = []
with pytest.raises(ValueError):
player = UnoPlayer(cards)
cards = range(7)
with pytest.raises(ValueError):
player = UnoPlayer(cards)
cards = [UnoCard('red', 0)]
with pytest.raises(ValueError):
player = UnoPlayer(cards)
cards = [
('red', 0),
('red', 1),
('yellow', 0),
('yellow', 2),
('blue', 0),
('blue', 1),
]
uno_cards = [UnoCard(color, card_type) for color, card_type in cards]
uno_cards.append(1)
with pytest.raises(ValueError):
player = UnoPlayer(cards)
cards = [
('red', 0),
('red', 1),
('yellow', 0),
('yellow', 2),
('blue', 0),
('blue', 1),
('black', 'wildcard'),
('black', '+4'),
]
uno_cards = [UnoCard(color, card_type) for color, card_type in cards]
with pytest.raises(ValueError):
player = UnoPlayer(cards)
# Test creating valid Uno Player
cards = [
('red', 0),
('red', 1),
('yellow', 0),
('yellow', 2),
('blue', 0),
('blue', 1),
('black', 'wildcard'),
]
uno_cards = [UnoCard(color, card_type) for color, card_type in cards]
player = UnoPlayer(uno_cards)
# Test ReversibleCycle
rc = ReversibleCycle(range(3))
a = next(rc)
assert a == 0
a = next(rc)
assert a == 1
a = next(rc)
assert a == 2
a = next(rc)
assert a == 0
a = next(rc)
assert a == 1
a = next(rc)
assert a == 2
rc.reverse()
a = next(rc)
assert a == 1
a = next(rc)
assert a == 0
rc.reverse()
a = next(rc)
assert a == 1
rc = ReversibleCycle(range(3))
rc.reverse()
a = next(rc)
assert a == 2
a = next(rc)
assert a == 1
rc = ReversibleCycle(range(3))
rc.reverse()
rc.reverse()
a = next(rc)
assert a == 0
a = next(rc)
assert a == 1
# Test creating valid Uno Game
for n in range(2, 16):
game = UnoGame(n)
assert len(game.players) == n
for player in game.players:
assert isinstance(player, UnoPlayer)
assert len(player.hand) == 7
assert len(game.deck) == 108 - 7*n
assert len(game.deck) > 1
# Test start of gameplay
game = UnoGame(2)
assert isinstance(game.current_card, UnoCard)
assert game.is_active
assert game.current_player == game.players[0]
assert game.winner is None
# Test gameplay with un-shuffled deck
game = UnoGame(5, random=False)
player_0 = game.players[0]
player_1 = game.players[1]
player_2 = game.players[2]
player_3 = game.players[3]
player_4 = game.players[4]
assert game.current_player == player_0
assert game.current_card == UnoCard('yellow', 1)
assert game.winner is None
assert player_0.can_play(game.current_card)
with pytest.raises(ValueError):
game.play(player="bob", card=0)
with pytest.raises(ValueError):
# not player 1's go
game.play(player=1, card=0)
with pytest.raises(ValueError):
# cannot play red 0
game.play(player=0, card=0)
assert player_0.hand[1] == UnoCard('red', 1)
# can play red 1
game.play(player=0, card=1)
assert len(player_0.hand) == 6
assert game.current_card == UnoCard('red', 1)
assert game.is_active
game.play(player=1, card=0) # red 7
game.play(player=2, card=0) # red 5
game.play(player=3, card=0) # red +2
# player 4 must pick up 2 cards and skip a go
assert len(player_4.hand) == 9
assert game.current_player == player_0
with pytest.raises(ValueError):
game.play(player=4, card=1)
game.play(player=0, card=0) # red 0
game.play(player=1, card=0) # red 8
game.play(player=2, card=0) # red 6
game.play(player=3, card=0) # red skip
assert game.current_player == player_0
game.play(player=0, card=0) # red 2
game.play(player=1, card=0) # red 9
game.play(player=2, card=0) # red 7
game.play(player=3, card=0) # red reverse
assert game.current_player == player_2
game.play(player=2, card=0) # red 8
game.play(player=1, card=0) # red 1
game.play(player=0, card=0) # red 3
game.play(player=4, card=0) # yellow 3
game.play(player=3, card=1) # yellow 1
assert not game.current_player.can_play(game.current_card)
assert game.current_player == player_2
player_2_hand_size_before = len(player_2.hand)
game.play(player=2, card=None) # can't go, pick up
player_2_hand_size_after = len(player_2.hand)
assert player_2_hand_size_after == player_2_hand_size_before + 1
game.play(player=1, card=None) # can't go, pick up
game.play(player=0, card=None) # can't go, pick up
player_3_hand_size_before = len(player_3.hand)
game.play(player=4, card=7, new_color='yellow') # black wildcard
player_3_hand_size_after = len(player_3.hand)
assert game.current_player == player_3
assert game.current_card._color == 'yellow'
assert player_3_hand_size_after == player_3_hand_size_before
game.play(player=3, card=1) # yellow 1
with pytest.raises(ValueError):
game.play(player=2, card=3) # no new_color set
player_1_hand_size_before = len(player_1.hand)
game.play(player=2, card=3, new_color='red') # black +4
player_1_hand_size_after = len(player_1.hand)
assert game.current_player == player_0
assert game.current_card._color == 'red'
assert player_1_hand_size_after == player_1_hand_size_before + 4
game.play(player=0, card=0) # red 4
game.play(player=4, card=0) # yellow 4
game.play(player=3, card=1) # yellow 2
game.play(player=2, card=None) # can't go, pick up
game.play(player=1, card=0) # red 2
game.play(player=0, card=0) # red 5
game.play(player=4, card=None) # doesn't go, picks up
assert game.winner is None
game.play(player=3, card=0) # red +2, final card
assert len(player_3.hand) == 0
assert not game.is_active
assert game.winner == player_3
with pytest.raises(ValueError):
game.play(player=2, card=0)
with pytest.raises(ValueError):
game.play(player=1, card=0)
"""
print("current player:", game.current_player)
print("current card:", game.current_card, "color:", game.current_card._color)
print()
for i, player in enumerate(game.players):
print("player", i, player.hand, end="\n\n")
"""