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 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

 /* This Source Code Form is subject to the terms of the Mozilla Public

  * License, v. 2.0. If a copy of the MPL was not distributed with this

  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

 //-----------------------------------------------------------------------------

 var BUGNUMBER = 315509;

 var summary = 'Array.prototype.unshift do not crash on Arrays with holes';

 var actual = 'No Crash';

 var expect = 'No Crash';

 printBugNumber(BUGNUMBER);

 printStatus (summary);

 function x1() {

   var a = new Array(1);

   a.unshift(1);

 }

 function x2() {

   var a = new Array(1);

   a.unshift.call(a, 1);

 }

 function x3() {

   var a = new Array(1);

   a.x = a.unshift;

   a.x(1);

 }

 function x4() {

   var a = new Array(1);

   a.__defineSetter__("x", a.unshift);

   a.x = 1;

 }

 for (var i = 0; i < 10; i++)

 {

   x1();

   x2();

   x3();

   x4();

 }

 reportCompare(expect, actual, summary);