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Added test_is_valid_can_be_called_repeatedly() to the test set. #136

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Merged
kytrinyx merged 1 commit into from
Oct 21, 2014
Merged

Added test_is_valid_can_be_called_repeatedly() to the test set. #136

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8 changes: 8 additions & 0 deletions luhn/luhn_test.py
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Original file line number Diff line number Diff line change
Expand Up @@ -31,6 +31,14 @@ def test_create_valid_number2(self):
def test_create_valid_number3(self):
self.assertEqual(8372637564, Luhn.create(837263756))

def test_is_valid_can_be_called_repeatedly(self):
# This test was added, because we saw many implementations
# in which the first call to is_valid() worked, but the
# second call failed().
number = Luhn(8739567)
self.assertTrue(number.is_valid())
self.assertTrue(number.is_valid())


if __name__ == '__main__':
unittest.main()