test/suite/ch15/15.4/15.4.4/15.4.4.17/15.4.4.17-7-4.js


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/// Copyright (c) 2012 Ecma International.  All rights reserved. 
/// Ecma International makes this code available under the terms and conditions set
/// forth on http://hg.ecmascript.org/tests/test262/raw-file/tip/LICENSE (the 
/// "Use Terms").   Any redistribution of this code must retain the above 
/// copyright and this notice and otherwise comply with the Use Terms.
/**
 * @path ch15/15.4/15.4.4/15.4.4.17/15.4.4.17-7-4.js
 * @description Array.prototype.some doesn't visit deleted elements when Array.length is decreased
 */


function testcase() { 
 
  function callbackfn(val, idx, obj)
  {
    arr.length = 3;
    if(val < 4)
      return false;
    else 
      return true;
  }
  
  var arr = [1,2,3,4,6];
  
  if(arr.some(callbackfn) === false)    
    return true;    
 }
runTestCase(testcase);