test262/test/built-ins/Object/getOwnPropertyNames/15.2.3.4-4-b-4.js

31 lines
927 B
JavaScript

// 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: 15.2.3.4-4-b-4
description: >
Object.getOwnPropertyNames - elements of the returned array are
writable
includes: [runTestCase.js]
---*/
function testcase() {
var obj = { "a": "a" };
var result = Object.getOwnPropertyNames(obj);
try {
var beforeOverride = (result[0] === "a");
result[0] = "b";
var afterOverride = (result[0] === "b");
return beforeOverride && afterOverride;
} catch (ex) {
return false;
}
}
runTestCase(testcase);