public function testSaveOverwritesIfFastIsFull()
{
$slowBackend = 'File';
$fastBackend = $this->getMock('Zend_Cache_Backend_Apc', array('getFillingPercentage'));
$fastBackend->expects($this->at(0))->method('getFillingPercentage')->will($this->returnValue(0));
$fastBackend->expects($this->at(1))->method('getFillingPercentage')->will($this->returnValue(90));
$slowBackendOptions = array('cache_dir' => $this->_cache_dir);
$cache = new Zend_Cache_Backend_TwoLevels(array('fast_backend' => $fastBackend, 'slow_backend' => $slowBackend, 'slow_backend_options' => $slowBackendOptions, 'stats_update_factor' => 1));
$id = 'test' . uniqid();
$cache->save(10, $id);
//fast usage at 0%
$cache->save(100, $id);
//fast usage at 90%
$this->assertEquals(100, $cache->load($id));
}
public function __construct(array $options = array())
{
if (!isset($options['slow_backend_autoload'])) {
$options['slow_backend_autoload'] = true;
}
if (!isset($options['slow_backend'])) {
$options['slow_backend'] = 'Kwf_Cache_Backend_File';
$options['slow_backend_custom_naming'] = true;
if (isset($options['cache_dir'])) {
$options['slow_backend_options']['cache_dir'] = $options['cache_dir'];
unset($options['cache_dir']);
}
}
if (!isset($options['fast_backend_autoload'])) {
$options['fast_backend_autoload'] = true;
}
if (!isset($options['fast_backend'])) {
if (extension_loaded('apc')) {
$options['fast_backend'] = 'Kwf_Cache_Backend_Apc';
} else {
$options['fast_backend'] = 'Kwf_Cache_Backend_Memcached';
}
$options['fast_backend_custom_naming'] = true;
}
parent::__construct($options);
}
public function save($data, $id, $tags = array(), $specificLifetime = false, $priority = 8)
{
parent::save($data, $id, $tags, $specificLifetime, $priority);
return true;
}
