public static function set_theme_copy_path($path)
 {
     self::$theme_copy_path = $path;
 }
 public function setUp()
 {
     MobileSiteConfigExtension::set_theme_copy_path(TEMP_FOLDER . '/mobile-test-copy-theme/');
     MobileSiteConfigExtension::copyDefaultTheme();
     parent::setUp();
 }