/**
* Precondition: Request component has already been created. If it hasn't, infinite recursion
* will occur when Yii::app()->getRequest () is called implicitly by self::app()->request.
*/
private static function getRootPath()
{
if (YII_UNIT_TESTING) {
// resets root path to the webroot so that custom files can be detected
$path = array();
exec('pwd', $path);
self::$rootPath = dirname(preg_replace('/\\/tests/', '', $path[0]));
} elseif (!isset(self::$rootPath)) {
self::$rootPath = dirname(self::getScriptFile());
}
return self::$rootPath;
}
