def _init_hand(self, buy_in: int = 1):
"""This initializes a hand of blackjack with a minimum buy-in of :param buy_in dollars."""
# zeroth check to make sure buy_in denom is in the standard chip denoms
buy_in_key = ChipStack.get_chip_string(buy_in)
if buy_in_key not in ChipStack.get_empty_stack().keys():
raise KeyError(
'The buy-in value of \'{}\' is not in the standard denominations'
.format(buy_in_key))
# also discard any cards in the hand already
self.dealer.discard(
self.discard_pile,
[x.name for x in self.dealer.hand]) # TODO: refactor this...
for player in self.players.values():
player.discard(self.discard_pile, [x.name for x in player.hand])
# first check if all players want to buy-in to the hand
self.dealt_in_players = list(
self.players.keys()) # deal in all players initially
self.take_bets(min_bet=buy_in)
# second deal hands to all players that are still dealt-in
self.deal_cards(list(self.players.values()), n_cards=2,
n_visible=2) # two face up
self.deal_cards([self.dealer], n_cards=1, n_visible=1) # one face up
self.deal_cards([self.dealer], n_cards=1, n_visible=0) # one face down
# print out the hands for all players and their bets
for player_name in self.dealt_in_players:
self.players[player_name].view_hand(all_visible=True)
self.dealer.view_hand()
# lastly check for any naturals or busts before moving to game loop
self.check_for_payouts(end_of_hand=False)
return # move to the next state of gameplay
def test_get_empty_stack(self):
empty = {
'$1': 0,
'$5': 0,
'$10': 0,
'$20': 0,
'$25': 0,
'$50': 0,
'$100': 0
}
self.assertEqual(ChipStack.get_empty_stack(), empty)
def test_exchange_chips_with_remainders(self):
cs = ChipStack()
cs._add_chips({'$25': 3})
cs.exchange_chips('$25', '$10')
self.assertEqual(cs.stack['$10'], 7)
self.assertEqual(cs.stack['$5'], 1)
cs.stack = ChipStack.get_empty_stack()
cs._add_chips({'$20': 6})
cs.exchange_chips('$20', '$50')
self.assertEqual(cs.stack['$50'], 2)
self.assertEqual(cs.stack['$20'], 1)