test262/test/built-ins/Object/defineProperties/15.2.3.7-6-a-27.js

33 lines
1.2 KiB
JavaScript

// Copyright (c) 2012 Ecma International. All rights reserved.
// Ecma International makes this code available under the terms and conditions set
// forth on http://hg.ecmascript.org/tests/test262/raw-file/tip/LICENSE (the
// "Use Terms"). Any redistribution of this code must retain the above
// copyright and this notice and otherwise comply with the Use Terms.
/*---
es5id: 15.2.3.7-6-a-27
description: >
Object.defineProperties - 'P' doesn't exist in 'O', test [[Value]]
of 'P' is set as undefined value if absent in data descriptor
'desc' (8.12.9 step 4.a.i)
includes: [runTestCase.js]
---*/
function testcase() {
var obj = {};
Object.defineProperties(obj, {
prop: {
writable: true
}
});
var desc = Object.getOwnPropertyDescriptor(obj, "prop");
return desc.hasOwnProperty("value") && typeof desc.value === "undefined" &&
desc.hasOwnProperty("writable") && desc.writable === true &&
desc.hasOwnProperty("configurable") && desc.configurable === false &&
desc.hasOwnProperty("enumerable") && desc.enumerable === false;
}
runTestCase(testcase);