test262/test/built-ins/Object/keys/15.2.3.14-5-12.js

// 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.

/*---
es5id: 15.2.3.14-5-12
description: >
    Object.keys - own enumerable indexed accessor property of dense
    array 'O' is defined in returned array
includes: [runTestCase.js]
---*/

function testcase() {
        var obj = [2, 3, 4, 5];

        Object.defineProperty(obj, "prop", {
            get: function () {
                return 6;
            },
            enumerable: true,
            configurable: true
        });

        var arr = Object.keys(obj);

        for (var p in arr) {
            if (arr.hasOwnProperty(p)) {
                if (arr[p] === "prop") {
                    return true;
                }
            }
        }

        return false;
    }
runTestCase(testcase);