public function testClearAll()
{
$capabilities = $this->_storage->getCapabilities();
if (!$capabilities->getClearAllNamespaces()) {
$this->setExpectedException('Zend\Cache\Exception\ExceptionInterface');
$this->_storage->clear(AdapterInterface::MATCH_ALL);
return;
}
$items = array(
'key1' => 'value1',
'key2' => 'value2',
'key3' => 'value3'
);
$namespaces = array('ns1', 'ns2');
foreach ($namespaces as $ns) {
$this->_options->setNamespace($ns);
foreach ($items as $k => $v) {
$this->assertTrue($this->_storage->setItem($ns.$k, $ns.$v));
}
}
$this->assertTrue($this->_storage->clear(AdapterInterface::MATCH_ALL));
// wait
usleep($capabilities->getTtlPrecision() * 2000000);
foreach ($namespaces as $ns) {
$this->_options->setNamespace($ns);
foreach ($items as $k => $v) {
$this->assertFalse($this->_storage->hasItem($ns.$k));
}
}
}
/**
* 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;
}
