test262/test/built-ins/Object/defineProperties/15.2.3.7-6-a-220.js

33 lines
725 B
JavaScript

// Copyright (c) 2012 Ecma International. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es5id: 15.2.3.7-6-a-220
description: >
Object.defineProperties - 'O' is an Array, 'P' is an array index
property that already exists on 'O' with [[Writable]] true, and
the [[Writable]] field of 'desc' is false (15.4.5.1 step 4.c)
includes: [propertyHelper.js]
---*/
var arr = [];
Object.defineProperty(arr, "0", {
writable: true,
configurable: true
});
Object.defineProperties(arr, {
"0": {
writable: false
}
});
verifyEqualTo(arr, "0", undefined);
verifyNotWritable(arr, "0");
verifyNotEnumerable(arr, "0");
verifyConfigurable(arr, "0");