14 lines
399 B
Python
14 lines
399 B
Python
|
import unittest
|
||
|
|
|
||
|
|
from ledger import Ledger
|
||
|
|
|
||
|
|
|
||
|
|
class HoldoutLedgerTests(unittest.TestCase):
|
||
|
|
def test_multiple_rejections_do_not_consume_id(self):
|
||
|
|
ledger = Ledger()
|
||
|
|
for _ in range(2):
|
||
|
|
with self.assertRaises(ValueError):
|
||
|
|
ledger.apply("withdraw", "a", -2)
|
||
|
|
ledger.apply("fund", "a", 4)
|
||
|
|
self.assertEqual(ledger.apply("withdraw", "a", -2), 2)
|