def test_delete_delegated(self):
cache = Cache()
def delete_item(cache_item: CacheItem):
return cache_item.key % 10 == 0 or cache_item.value % 25 == 0
for i in range(1, 101):
cache[i] = i
num_deleted = cache.delete_delegated(delete_item)
# Should be deleted: 10, 20, 30, 40, 50, 60, 70, 80, 90, 100, 25, 75 (10 based on keys, 2 based on values)
self.assertEqual(num_deleted, 10 + 2)
for key, value in cache.items():
cond = key % 10 != 0 and value.value % 25 != 0
self.assertTrue(cond)
