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)
def test_add_chips(self):
# create an empty stack and add another empty stack
cs = ChipStack()
empty_stack = {
'$1': 0,
'$5': 0,
'$10': 0,
'$20': 0,
'$25': 0,
'$50': 0,
'$100': 0
}
stack = cs.stack.copy()
cs._add_chips(empty_stack)
self.assertEqual(cs.stack, stack)
self.assertEqual(cs.stack, empty_stack)
# create an standard stack and add its stack to
cs2 = ChipStack.from_standard_stack()
cs._add_chips(cs2.stack)
self.assertEqual(cs.stack, cs2.stack)