test262/test/built-ins/Object/isFrozen/15.2.3.12-2-a-1.js

28 lines
780 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: 15.2.3.12-2-a-1
description: Object.isFrozen - 'P' is own data property
includes: [runTestCase.js]
---*/
function testcase() {
var obj = {};
Object.defineProperty(obj, "foo", {
value: 12,
writable: true,
configurable: false
});
Object.preventExtensions(obj);
return !Object.isFrozen(obj);
}
runTestCase(testcase);