LayoutTests/ietestcenter/Javascript/TestCases/15.4.4.17-8-12.js

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ES5Harness.registerTest( {
id: "15.4.4.17-8-12",

path: "TestCases/chapter15/15.4/15.4.4/15.4.4.17/15.4.4.17-8-12.js",

description: "Array.prototype.some doesn't mutate the array on which it is called on",

test: function testcase() {

  function callbackfn(val, idx, obj)
  {
    return true;
  }
  var arr = [1,2,3,4,5];
  arr.some(callbackfn);
  if(arr[0] === 1 &&
     arr[1] === 2 &&
     arr[2] === 3 &&
     arr[3] === 4 &&
     arr[4] === 5)
  {
    return true;
  }

 },

precondition: function prereq() {
  return fnExists(Array.prototype.some);
 }
});