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);
}