public function testFindExpired()
{
$capabilities = $this->_storage->getCapabilities();
if (!$capabilities->getIterable()) {
$this->markTestSkipped("Find isn't supported by this adapter");
}
$this->_options->setTtl($capabilities->getTtlPrecision());
$this->assertTrue($this->_storage->setItem('key1', 'value1'));
$this->assertTrue($this->_storage->setItem('key2', 'value2'));
// wait until first 2 items expired
usleep($capabilities->getTtlPrecision() * 2000000);
$this->assertTrue($this->_storage->setItem('key3', 'value3'));
$this->assertTrue($this->_storage->setItem('key4', 'value4'));
$this->assertTrue($this->_storage->find(AdapterInterface::MATCH_EXPIRED));
if ($capabilities->getExpiredRead() && !$capabilities->getUseRequestTime()) {
$expectedItems = array(
'key1' => 'value1',
'key2' => 'value2'
);
} else {
$expectedItems = array();
}
$actualItems = array();
while (($item = $this->_storage->fetch()) !== false) {
// check $item
$this->assertArrayHasKey('key', $item);
$this->assertArrayHasKey('value', $item);
$this->assertEquals(2, count($item));
$actualItems[ $item['key'] ] = $item['value'];
}
ksort($actualItems);
$this->assertEquals($expectedItems, $actualItems);
}
/**
* Saves the given cache
* Prevents broken cache when write_control is disabled and displays problems by log or error
*
* @param mixed $data
* @param string $id
* @return boolean Returns false when the cache has not been written
*/
protected function saveCache($data, $id)
{
if (self::$_cacheTags) {
self::$_cache->setItem($id, $data, array('tags' => array($this->_options['tag'])));
} else {
self::$_cache->setItem($id, $data);
}
if (!self::$_cache->hasItem($id)) {
if (!$this->_options['disableNotices']) {
if ($this->_options['log']) {
$this->_options['log']->log($this->_options['logPriority'], "Writing to cache failed.");
} else {
trigger_error("Writing to cache failed.", E_USER_NOTICE);
}
}
self::$_cache->removeItem($id);
return false;
}
return true;
}
/**
* Returns the items for a given page.
*
* @param integer $pageNumber
* @return mixed
*/
public function getItemsByPage($pageNumber)
{
$pageNumber = $this->normalizePageNumber($pageNumber);
if ($this->_cacheEnabled()) {
$data = self::$_cache->getItem($this->_getCacheId($pageNumber));
if ($data) {
return $data;
}
}
$offset = ($pageNumber - 1) * $this->getItemCountPerPage();
$items = $this->_adapter->getItems($offset, $this->getItemCountPerPage());
$filter = $this->getFilter();
if ($filter !== null) {
$items = $filter->filter($items);
}
if (!$items instanceof Traversable) {
$items = new ArrayIterator($items);
}
if ($this->_cacheEnabled()) {
self::$_cache->setItem(
$this->_getCacheId($pageNumber),
$items,
array('tags' => array($this->_getCacheInternalId()))
);
}
return $items;
}