def test_noargs(self):
# if no args are given then the deck should be initialized to 52 cards
x = Deck()
self.assertEqual(len(x), 52)
expected_elements = list(Deck.iter_cards())
self.assertListEqual(x, expected_elements)
rlock_type = type(threading.RLock())
self.assertIs(type(x.lock), rlock_type)
def test_values(self):
suits_left = set([Card.SPADE, Card.HEART, Card.DIAMOND, Card.CLUB])
x = Deck.iter_cards()
while suits_left:
card = next(x)
self.assertIn(card.suit, suits_left)
suits_left.remove(card.suit)
expected_suit = card.suit
self.assertEqual(card.rank, 13)
for rank in (12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1):
card = next(x)
self.assertEqual(card.rank, rank)
self.assertEqual(card.suit, expected_suit)
with self.assertRaises(StopIteration):
next(x)
def do_test_reset(self, deck):
deck.reset()
expected = list(Deck.iter_cards())
self.assertListEqual(deck, expected)
def test_type(self):
x = Deck.iter_cards()
for card in x:
self.assertIsInstance(card, Card)
def test_count(self):
x = Deck.iter_cards()
count = 0
for unused in x:
count += 1
self.assertEqual(count, 52)
def test_next(self):
x = Deck.iter_cards()
result = next(x) # make sure it is actually iterable
self.assertIsNotNone(result)
