test262/test/built-ins/Object/freeze/15.2.3.9-2-2.js

34 lines
1015 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: 15.2.3.9-2-2
description: Object.freeze - inherited data properties are not frozen
includes: [runTestCase.js]
---*/
function testcase() {
var proto = {};
Object.defineProperty(proto, "Father", {
value: 10,
configurable: true
});
var Con = function () { };
Con.prototype = proto;
var child = new Con();
Object.freeze(child);
var beforeDeleted = proto.hasOwnProperty("Father");
delete proto.Father;
var afterDeleted = proto.hasOwnProperty("Father");
return beforeDeleted && !afterDeleted;
}
runTestCase(testcase);