def test_method_simple(self):
manager = queryUtility(ICacheManager)
content = TestContent()
self.assertEqual(content.add(4), 4)
# The method is now cached, so add is not called.
self.assertEqual(content.add(4), 4)
cache = manager.get_cache(
'silva.core.cache.tests.test_descriptors.add')
self.assertEqual(cache.get(_verify_key(('4',))), 4)
self.assertRaises(KeyError, cache.get, _verify_key(('5',)))
self.assertEqual(content.add(5), 9)
# The method is now cached, so add is not called.
self.assertEqual(content.add(5), 9)
self.assertEqual(cache.get(_verify_key(('4',))), 4)
self.assertEqual(cache.get(_verify_key(('5',))), 9)
def test_method_region(self):
manager = queryUtility(ICacheManager)
content = TestContent()
self.assertEqual(content.remove(4), -4)
# The method is now cached, so add is not called.
self.assertEqual(content.remove(4), -4)
self.assertTrue('test_descriptors' in beaker.cache.cache_regions)
cache = manager.get_cache_from_region(
'silva.core.cache.tests.test_descriptors.remove',
'test_descriptors')
self.assertEqual(cache.get(_verify_key(('4',))), -4)
self.assertRaises(KeyError, cache.get, _verify_key(('-5',)))
self.assertEqual(content.remove(-5), 1)
# The method is now cached, so add is not called.
self.assertEqual(content.remove(-5), 1)
self.assertEqual(cache.get(_verify_key(('4',))), -4)
self.assertEqual(cache.get(_verify_key(('-5',))), 1)
def cached_property(self):
utility = getUtility(ICacheManager)
if region is not None:
cache = utility.get_cache_from_region(cache_ns, region)
else:
cache = utility.get_cache(cache_ns, **cache_options)
cache_key = 'property'
if IPersistent.providedBy(self):
cache_key = str(self._p_oid)
def solves():
return func(self)
return cache.get_value(_verify_key(cache_key), createfunc=solves,
expiretime=expire)
def cached_method(self, *args, **kwargs):
utility = getUtility(ICacheManager)
if region is not None:
cache = utility.get_cache_from_region(cache_ns, region)
else:
cache = utility.get_cache(cache_ns, **cache_options)
cache_key = None
if key is not None:
cache_key = key(self, *args, **kwargs)
if cache_key is None:
cache_key = tuple()
if IPersistent.providedBy(self):
cache_key += tuple([str(self._p_oid)])
cache_key += tuple(map(str, args))
cache_key += tuple(map(
lambda kwarg: "=".join(map(str, kwarg)),
sorted(kwargs.items(), key=operator.itemgetter(0))))
def solves():
return func(self, *args, **kwargs)
return cache.get_value(_verify_key(cache_key), createfunc=solves,
expiretime=expire)
def _real_key(self, key):
real_key = self.__keys.get(key)
if real_key is None:
real_key = _verify_key(key)
self.__keys[key] = real_key
return real_key