class UniqueIdGeneratorTestCase(TestCase): sut = None; def setUp(self): self.sut = UniqueIdGenerator() def test_when_generating_unique_id_then_length_is_10(self): uniqueId = self.sut.createUrlSafeUniqueId() self.assertEqual(10, len(uniqueId)) def test_when_generating_unique_id_then_does_not_contain_illegal_characters(self): illegalChar = ['+', '-', '_', '\\', '/', '='] uniqueId = self.sut.createUrlSafeUniqueId() for c in illegalChar: self.assertNotIn(c, uniqueId) def test_when_generating_unique_id_then_length_is_22(self): uniqueId = self.sut.createUniqueId() self.assertEqual(22, len(uniqueId))
class ChoiceFacade:
_uniqueIdGenerator = None
_choiceRepository = None
def __init__(self):
self._uniqueIdGenerator = UniqueIdGenerator()
self._choiceRepository = ChoiceRepository()
def create(self, choice, poll):
choice.uniqueId = self._getUnusedChoiceUuid()
choice.poll = poll
self._choiceRepository.create(choice)
def _getUnusedChoiceUuid(self):
for i in range(100):
candidateUuid = self._uniqueIdGenerator.createUniqueId()
existingChoice = self._choiceRepository.getChoiceByUniqueId(candidateUuid)
if existingChoice is None:
break
return candidateUuid
