JSTests/test262/test/built-ins/Array/prototype/filter/15.4.4.20-9-c-iii-1.js

// 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-c-iii-1
description: >
    Array.prototype.filter - getOwnPropertyDescriptor(all true) of
    returned array element
---*/

  function callbackfn(val, idx, obj){
    if(val % 2)
      return true;
    else
      return false;
  }
  var srcArr = [0,1,2,3,4];
  var resArr = srcArr.filter(callbackfn);

assert(resArr.length > 0, 'resArr.length > 0');

var desc = Object.getOwnPropertyDescriptor(resArr, 1);

assert.sameValue(desc.value, 3, 'desc.value'); //srcArr[1] = true
assert.sameValue(desc.writable, true, 'desc.writable');
assert.sameValue(desc.enumerable, true, 'desc.enumerable');
assert.sameValue(desc.configurable, true, 'desc.configurable');