js/src/tests/test262/built-ins/Array/prototype/filter/15.4.4.20-9-1.js


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// Copyright (c) 2012 Ecma International.  All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
esid: sec-array.prototype.filter
es5id: 15.4.4.20-9-1
description: >
    Array.prototype.filter doesn't consider new elements added to
    array after it is called
---*/

function callbackfn(val, idx, obj) {
  srcArr[2] = 3;
  srcArr[5] = 6;
  return true;
}

var srcArr = [1, 2, , 4, 5];
var resArr = srcArr.filter(callbackfn);

assert.sameValue(resArr.length, 5, 'resArr.length');

reportCompare(0, 0);