// 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-c-8 description: Object.seal - 'O' is an Error object ---*/ var errObj = new Error(); var preCheck = Object.isExtensible(errObj); Object.seal(errObj); assert(preCheck, 'preCheck !== true'); assert(Object.isSealed(errObj), 'Object.isSealed(errObj) !== true');