public function testClearCache()
{
$connection = $this->getMockBuilder('\\SMW\\MediaWiki\\Database')->disableOriginalConstructor()->getMock();
$connection->expects($this->once())->method('selectRow')->will($this->returnValue(false));
$instance = new ByIdDataItemFinder($connection);
$instance->saveToCache(42, 'Foo#0##');
$instance->getDataItemForId(42);
$instance->clear();
$instance->getDataItemForId(42);
}
/**
* Add or modify a cache entry. The key consists of the
* parameters $title, $namespace, $interwiki, and $subobject. The
* cached data is $id and $sortkey.
*
* @since 1.8
* @param string $title
* @param integer $namespace
* @param string $interwiki
* @param string $subobject
* @param integer $id
* @param string $sortkey
*/
public function setCache($title, $namespace, $interwiki, $subobject, $id, $sortkey)
{
if (strpos($title, ' ') !== false) {
throw new MWException("Somebody tried to use spaces in a cache title! ({$title})");
}
$hashKey = HashBuilder::createHashIdFromSegments($title, $namespace, $interwiki, $subobject);
if ($namespace == SMW_NS_PROPERTY && $interwiki === '' && $subobject === '') {
$this->checkPropertySizeLimit();
$this->prop_ids[$title] = $id;
$this->prop_sortkeys[$title] = $sortkey;
} else {
$this->checkRegularSizeLimit();
$this->regular_ids[$hashKey] = $id;
$this->regular_sortkeys[$hashKey] = $sortkey;
}
$this->byIdDataItemFinder->saveToCache($id, $hashKey);
if ($interwiki == SMW_SQL3_SMWREDIIW) {
// speed up detection of redirects when fetching IDs
$this->setCache($title, $namespace, '', $subobject, 0, '');
}
}
