test262/test/built-ins/Object/seal/15.2.3.8-2-1.js

19 lines
490 B
JavaScript

// Copyright (c) 2012 Ecma International. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es5id: 15.2.3.8-2-1
description: >
Object.seal - extensible of 'O' is set as false even if 'O' has no
own property
---*/
var obj = {};
var preCheck = Object.isExtensible(obj);
Object.seal(obj);
assert(preCheck, 'preCheck !== true');
assert.sameValue(Object.isExtensible(obj), false, 'Object.isExtensible(obj)');