/**
* @param string $id
* @param mixed $data
* @param int $lifeTime
*
* @return bool|void
*/
public function save($id, $data, $lifeTime = 0)
{
$cacheItem = new CacheItem($id);
$cacheItem->set($data);
$cacheItem->expiresAfter($lifeTime === 0 ? null : $lifeTime);
return $this->cachePool->save($cacheItem);
}
/**
* {@inheritDoc}
*/
public function getItem($key)
{
if (!is_string($key)) {
throw new InvalidArgumentException("Passed key is invalid");
}
$data = $this->cache->fetch($key);
$item = new CacheItem($key);
$item->set($data['value']);
if ($data['expiration'] !== null) {
$item->expiresAt(new \DateTime($data['expiration']));
}
return $item;
}
public function testHit()
{
$item = new CacheItem();
$this->assertFalse($item->isHit());
$item->set('foobar');
$this->assertTrue($item->isHit());
$item->set(null);
$this->assertTrue($item->isHit());
}
