Prado\Security\TUser::saveToString PHP 메소드

    public function saveToString()
    {
        return serialize($this->_state);
    }

 public function testLoadFromString()
 {
     $user = new TUser(self::$mgr);
     $user->setName('John');
     $user->setIsGuest(false);
     $user->setRoles('Administrator, Writer');
     $save = $user->saveToString();
     $user2 = new TUser(self::$mgr);
     $user2->loadFromString($save);
     self::assertEquals($user, $user2);
 }