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