def test_purge(self):
cache = LRUCache(4)
for n in self._keys:
cache.put(n, True)
for i in range(0, 4):
self.assertIsNone(cache.get(self._keys[i]),
"key %s should have been purged %s" % \
(self._keys[i], repr(cache._cache)))
def test_update(self):
cache = LRUCache(7)
for n in self._keys:
cache.put(n, True)
for n in self._keys:
cache.put(n, False)
for n in self._keys:
self.assertIsNone(cache.get(self._keys[0]),
"key %s should be gone %s" % (self._keys[0], str(cache._cache)))
def test_delete(self):
cache = LRUCache(8)
for n in self._keys:
cache.put(n, True)
for n in self._keys:
cache.delete(n)
for n in self._keys:
self.assertIsNone(cache.get(n), "key %s should be gone")
self.assertEquals(cache.size(), 0)
def test_insert(self):
cache = LRUCache(4)
for n in self._keys:
cache.put(n, True)
self.assertTrue(cache.get(n), "cached value not inserted")