def test_touch_updates_last_accessed(self, datetime):
datetime.utcnow.return_value = self.now
e = CacheEntry('foo', created_at=self.minute_before,
last_accessed_at=self.minute_before)
e.touch()
self.assertEqual(e.last_accessed_at, self.now)
def test_everything(self):
with patch.dict('sys.modules', {'pymemcache': object(), 'pymemcache.client': MagicMock(Client=self.Memcache)}):
s = MemcachedStore()
self.assertEqual(len(s), 0)
self.assertIsNone(s['foo'])
s['foo'] = CacheEntry('Value Of Foo')
self.assertEqual(len(s), 1)
self.assertEqual(s['foo'].value, 'Value Of Foo')
del s['foo']
self.assertEqual(len(s), 0)
del s['nonexistent'] # shouldn't raise anything
s['bar'] = CacheEntry(1)
s.clear()
self.assertEqual(len(s), 0)
def test_to_dict(self):
e = CacheEntry('foo', created_at=self.hour_before,
last_accessed_at=self.minute_before)
data = e.to_dict()
self.assertEqual(data['value'], 'foo')
self.assertEqual(data['created_at'],
'2013-01-01 09:30:00.000000')
self.assertEqual(data['last_accessed_at'],
'2013-01-01 10:29:00.000000')
def test_is_expired_checks_ttl_tti(self, datetime):
datetime.utcnow.return_value = self.now
e = CacheEntry('foo', created_at=self.hour_before,
last_accessed_at=self.minute_before)
# check ttl
self.assertTrue(e.is_expired(3600, 24 * 3600))
self.assertFalse(e.is_expired(3601, 24 * 3600))
# check tti
self.assertTrue(e.is_expired(24 * 3600, 60))
self.assertFalse(e.is_expired(24 * 3600, 61))
def test_everything(self):
# make sure our mocked redis is available
with patch.dict('sys.modules', {'redis': MagicMock(Redis=self.Redis)}):
s = RedisStore()
self.assertEqual(len(s), 0)
self.assertIsNone(s['foo'])
s['foo'] = CacheEntry('Value Of Foo')
self.assertEqual(len(s), 1)
self.assertEqual(s['foo'].value, 'Value Of Foo')
del s['foo']
self.assertEqual(len(s), 0)
del s['nonexistent'] # shouldn't raise anything
s['bar'] = CacheEntry(1)
s.clear()
self.assertEqual(len(s), 0)
def test_entry_init_with_custom_values(self, datetime):
e = CacheEntry('foo', created_at=self.hour_before,
last_accessed_at=self.minute_before)
self.assertEqual(e.created_at, self.hour_before)
self.assertEqual(e.last_accessed_at, self.minute_before)
def test_entry_init_with_default_values(self, datetime):
e = CacheEntry('foo')
self.assertEqual(e.created_at, datetime.utcnow.return_value)
self.assertEqual(e.last_accessed_at, datetime.utcnow.return_value)