/**
* Resets the route ident cache. This is only intended to be used for unit tests,
* where mulitple tests run during the same request, causing invalid routes (from
* a previous test to be in $routeidentcache. This doesn't happen on a normal
* page request, because $routeidentcache is in memory only for the duration of
* the request. VBV-12736
*/
public static function resetRouteIdentCache()
{
self::$routeidentcache = array();
}