JSTests/test262/test/built-ins/Array/prototype/every/15.4.4.16-7-c-i-12.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.every
es5id: 15.4.4.16-7-c-i-12
description: >
    Array.prototype.every - element to be retrieved is own accessor
    property that overrides an inherited data property on an Array
---*/

        function callbackfn(val, idx, obj) {
            if (idx === 0) {
                return val === 10;
            } else {
                return true;
            }
        }

        var arr = [];

            Array.prototype[0] = 10;

            Object.defineProperty(arr, "0", {
                get: function () {
                    return 111;
                },
                configurable: true
            });

assert.sameValue(arr.every(callbackfn), false, 'arr.every(callbackfn)');