Python UniqueIdGenerator.createUrlSafeUniqueId示例

示例#1

文件： testUniqueIdGenerator.py 项目： jchunzh/PollApp

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))

示例#2

文件： PollFacade.py 项目： jchunzh/PollApp

class PollFacade():
	def __init__(self):
		self._uniqueIdGenerator = UniqueIdGenerator()
		self._choiceFacade = ChoiceFacade()
		self._pollRepository = PollRepository()

	def create(self, poll, choices):
		poll.uniqueId = self._getUnusedPollUniqueId()
		self._pollRepository.create(poll)
		
		for choice in choices:
			self._choiceFacade.create(choice, poll)

	def _getUnusedPollUniqueId(self):
		for i in range(100):
			candidatePollUniqueId = self._uniqueIdGenerator.createUrlSafeUniqueId()
			existingPoll = self._pollRepository.getPollByUniqueId(candidatePollUniqueId)

			if existingPoll is None:
				break
		
		return candidatePollUniqueId