// Copyright (c) 2012 Ecma International. All rights reserved. // This code is governed by the BSD license found in the LICENSE file. /*--- es5id: 15.2.3.5-4-144 description: > Object.create - 'configurable' property of one property in 'Properties' is a RegExp object (8.10.5 step 4.b) ---*/ var newObj = Object.create({}, { prop: { configurable: new RegExp() } }); var beforeDeleted = newObj.hasOwnProperty("prop"); delete newObj.prop; var afterDeleted = newObj.hasOwnProperty("prop"); assert.sameValue(beforeDeleted, true, 'beforeDeleted'); assert.sameValue(afterDeleted, false, 'afterDeleted');