// Copyright 2009 the Sputnik authors.  All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/**
 * String.prototype.concat([,[...]]) can't change the instance to be applied
 *
 * @path ch15/15.5/15.5.4/15.5.4.6/S15.5.4.6_A3.js
 * @description Checking if varying the instance that is applied fails
 */

var __instance = new String("one");

__instance.concat("two");

//////////////////////////////////////////////////////////////////////////////
//CHECK#1
if (__instance != "one") {
  $ERROR('#1: __instance = new String("one"); __instance.concat("two");  __instance = new String("one"); __instance.concat("two"); __instance == "one". Actual: '+__instance);
}
//
//////////////////////////////////////////////////////////////////////////////