/**
* Resets the handlers for all groups or for a particular group. Mainly used for testing.
*
* @param string|false $group If false, resets all handlers; otherwise, resets the specified handler group
*/
public static function resetHandlerInfo($group = false)
{
if ($group === false) {
self::$_handlerCache = array();
} else {
unset(self::$_handlerCache[strval($group)]);
}
}
