test262/test/built-ins/Object/defineProperty/15.2.3.6-3-89-1.js

33 lines
932 B
JavaScript

// Copyright (c) 2012 Ecma International. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es5id: 15.2.3.6-3-89-1
description: >
Object.defineProperty - 'Attributes' is a Boolean object that uses
Object's [[Get]] method to access the 'configurable' property
(8.10.5 step 4.a)
includes: [runTestCase.js]
---*/
function testcase() {
var obj = {};
try {
Boolean.prototype.configurable = true;
var boolObj = new Boolean(true);
Object.defineProperty(obj, "property", boolObj);
var beforeDeleted = obj.hasOwnProperty("property");
delete obj.property;
var afterDeleted = obj.hasOwnProperty("property");
return beforeDeleted === true && afterDeleted === false;
} finally {
delete Boolean.prototype.configurable;
}
}
runTestCase(testcase);