test262/test/built-ins/Object/seal/15.2.3.8-4-2.js

19 lines
555 B
JavaScript

// Copyright (c) 2012 Ecma International. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es5id: 15.2.3.8-4-2
description: Object.seal - 'O' is frozen already
---*/
var obj = {};
obj.foo = 10; // default value of attributes: writable: true, configurable: true, enumerable: true
var preCheck = Object.isExtensible(obj);
Object.freeze(obj);
Object.seal(obj);
assert(preCheck, 'preCheck !== true');
assert(Object.isSealed(obj), 'Object.isSealed(obj) !== true');