protected function assertRecentChangeByCategorization(Title $pageTitle, ParserOutput $parserOutput, Title $categoryTitle, $expectedRows)
 {
     $update = new LinksUpdate($pageTitle, $parserOutput);
     $revision = Revision::newFromTitle($pageTitle);
     $update->setRevision($revision);
     $update->beginTransaction();
     $update->doUpdate();
     $update->commitTransaction();
     $this->assertSelect('recentchanges', 'rc_title, rc_comment', array('rc_type' => RC_CATEGORIZE, 'rc_namespace' => NS_CATEGORY, 'rc_title' => $categoryTitle->getDBkey()), $expectedRows);
 }