def testPurge(self):
timedDict = TimedDictionary(TWO_HOURS)
timedDict[1] = SomeObject('id1')
timedDict[2] = SomeObject('id2')
timedDict._now = lambda : time() + ONE_HOUR
self.assertEquals([1, 2], timedDict._expirationOrder)
timedDict[3] = SomeObject('id3')
timedDict.touch(2)
timedDict._now = lambda : time() + TWO_HOURS
timedDict.purge()
self.assertEquals([3, 2], timedDict._expirationOrder)
timedDict._now = lambda : time() + TWO_HOURS + TWO_HOURS
timedDict.purge()
self.assertEquals([], timedDict._expirationOrder)
def testPurge(self):
timedDict = TimedDictionary(TWO_HOURS)
timedDict[1] = SomeObject('id1')
timedDict[2] = SomeObject('id2')
timedDict._now = lambda: time() + ONE_HOUR
self.assertEqual([1, 2], timedDict._expirationOrder)
timedDict[3] = SomeObject('id3')
timedDict.touch(2)
timedDict._now = lambda: time() + TWO_HOURS
timedDict.purge()
self.assertEqual([3, 2], timedDict._expirationOrder)
timedDict._now = lambda: time() + TWO_HOURS + TWO_HOURS
timedDict.purge()
self.assertEqual([], timedDict._expirationOrder)
def testExpiredLeastRecentlyUsedGracefullyDealtWith(self):
timedDict = TimedDictionary(TWO_HOURS, lruMaxSize=2)
timedDict['key1'] = 'five'
timedDict['key2'] = 'six'
timedDict['key3'] = 'seven'
self.assertEquals(set(['key2', 'key3']), set(timedDict.keys()), set(timedDict.keys()))
self.assertEquals(3, len(timedDict._times))
self.assertEquals(3, len(timedDict._expirationOrder))
timedDict.purge()
self.assertEquals(2, len(timedDict._times))
self.assertEquals(2, len(timedDict._expirationOrder))
timedDict._now = lambda : time() + TWO_HOURS
timedDict.purge()
self.assertEquals([], list(timedDict.keys()))
self.assertEquals(0, len(timedDict._times))
self.assertEquals(0, len(timedDict._expirationOrder))
def testExpiredLeastRecentlyUsedGracefullyDealtWith(self):
timedDict = TimedDictionary(TWO_HOURS, lruMaxSize=2)
timedDict['key1'] = 'five'
timedDict['key2'] = 'six'
timedDict['key3'] = 'seven'
self.assertEqual(set(['key2', 'key3']), set(timedDict.keys()),
set(timedDict.keys()))
self.assertEqual(3, len(timedDict._times))
self.assertEqual(3, len(timedDict._expirationOrder))
timedDict.purge()
self.assertEqual(2, len(timedDict._times))
self.assertEqual(2, len(timedDict._expirationOrder))
timedDict._now = lambda: time() + TWO_HOURS
timedDict.purge()
self.assertEqual([], list(timedDict.keys()))
self.assertEqual(0, len(timedDict._times))
self.assertEqual(0, len(timedDict._expirationOrder))
