def test_should_return_current_value_on_first_call_after_update_time_reached_but_not_expiration_time(self):
# given
value = 0
@memoize(
configuration=MutableCacheConfiguration
.initialized_with(DefaultInMemoryCacheConfiguration())
.set_entry_builder(ProvidedLifeSpanCacheEntryBuilder(update_after=timedelta(milliseconds=100),
expire_after=timedelta(minutes=5)))
)
@gen.coroutine
def get_value(arg, kwarg=None):
return value
# when
res1 = yield get_value('test', kwarg='args')
time.sleep(.200)
yield _ensure_background_tasks_finished()
value = 1
res2 = yield get_value('test', kwarg='args')
# then
self.assertEqual(0, res1)
self.assertEqual(0, res2)
def test_should_pass_extracted_key_to_storage_on_entry_added_to_cache(
self):
# given
key_extractor = Mock()
key_extractor.format_key = Mock(return_value='key')
storage = Mock()
storage.get = Mock(return_value=_as_future(None))
storage.offer = Mock(return_value=_as_future(None))
@memoize(configuration=MutableCacheConfiguration.initialized_with(
DefaultInMemoryCacheConfiguration()).set_key_extractor(
key_extractor).set_storage(storage))
@gen.coroutine
def sample_method(arg, kwarg=None):
return arg, kwarg
# when
yield sample_method('test', kwarg='args')
yield _ensure_background_tasks_finished()
# then
storage.get.assert_called_once_with('key')
_assert_called_once_with(self, storage.offer, ('key', AnyObject()), {})
def get_value(arg, kwarg=None):
yield _ensure_background_tasks_finished()
time.sleep(.200)
yield _ensure_background_tasks_finished()
return 0