def test_flush_all_but_db_delete_fails(self):
_original_delete = db.delete
db.delete = self.raise_exception
self.assertTrue(Cache.set('1', self.value))
self.assertTrue(Cache.set('2', self.value))
self.assertFalse(Cache.flush_all())
db.delete = _original_delete
def test_set_and_get_with_expiration(self):
self.assertTrue(Cache.set(self.key, self.value, time=1,
namespace=self.namespace))
cached_value = Cache.get(self.key, namespace=self.namespace)
self.assertEquals(self.value, cached_value)
time.sleep(1)
self.assertFalse(Cache.get(self.key, namespace=self.namespace))
def test_delete_existing_key_with_network_problem(self):
_original_delete = Item.delete
Item.delete = self.raise_exception
self.assertTrue(Cache.set(self.key, self.value))
self.assertEquals(Cache.delete(self.key), 0)
Item.delete = _original_delete
def test_get_with_delete_expired(self):
millenium_unixtime = 946706400
# Set the already expired item
self.assertTrue(Cache.set(self.key, self.value,
time=millenium_unixtime))
# Check if it exists in the Datastore
self.assertTrue(Item.all().filter('cache_key =', self.key).get())
# Try to get it should return None, but force to keep the item
self.assertEquals(Cache.get(self.key, delete_expired=False), None)
# Check again if it exists in the Datastore
self.assertTrue(Item.all().filter('cache_key =', self.key).get())
# Try to get it should return None and delete the item
self.assertEquals(Cache.get(self.key), None)
# Check again if it exists in the Datastore, it should have been del.
self.assertFalse(Item.all().filter('cache_key =', self.key).get())
def test_flush_all(self):
self.assertTrue(Cache.set('1', self.value))
self.assertTrue(Cache.set('2', self.value))
self.assertTrue(Cache.flush_all())
self.assertFalse(Item.all().count())
def test_replace(self):
self.assertFalse(Cache.replace(self.key, self.value))
self.assertTrue(Cache.set(self.key, self.value))
self.assertTrue(Cache.replace(self.key, 'new value'))
def test_delete_existing_key(self):
self.assertTrue(Cache.set(self.key, self.value))
self.assertEquals(Cache.delete(self.key), 2)
def test_set_when_put_fails(self):
_original_put = Item.put
Item.put = self.raise_exception
self.assertFalse(Cache.set(self.key, self.value))
Item.put = _original_put
