def test_cards_creation():
for suit in ['heart', 'diamond', 'spade', 'club']:
for rank in range(2, 15):
card = Card(rank, suit)
assert rank == card.get_rank()
assert suit == card.get_suit()
def test_card_suit_setting():
card = Card(2, 'heart')
card.set_suit('club')
assert 'club' == card.get_suit()
