test262/test/built-ins/Object/defineProperty/8.12.9-9-b-i_2.js

26 lines
988 B
JavaScript

// Copyright (c) 2012 Ecma International. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es5id: 8.12.9-9-b-i_2
description: >
Redefine a configurable data property to be an accessor property
on a newly non-extensible object
includes: [runTestCase.js]
---*/
function testcase() {
var o = {};
Object.defineProperty(o, "foo",
{ value: "hello",
configurable: true,
enumerable: true,
writable: true});
Object.preventExtensions(o);
Object.defineProperty(o, "foo", { get: function() { return 5;} });
var fooDescrip = Object.getOwnPropertyDescriptor(o, "foo");
return o.foo===5 && fooDescrip.get!==undefined && fooDescrip.set===undefined && fooDescrip.value===undefined && fooDescrip.configurable===true && fooDescrip.enumerable===true && fooDescrip.writable===undefined;
}
runTestCase(testcase);