test262/test/built-ins/Object/defineProperties/15.2.3.7-6-a-269.js

36 lines
915 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-269
description: >
Object.defineProperties - 'O' is an Array, 'P' is generic own data
property of 'O', and 'desc' is data descriptor, test updating
multiple attribute values of 'P' (15.4.5.1 step 5)
includes: [propertyHelper.js]
---*/
var arr = [];
arr.property = 12; // default value of attributes: writable: true, configurable: true, enumerable: true
Object.defineProperties(arr, {
"property": {
writable: false,
enumerable: false,
configurable: false
}
});
verifyEqualTo(arr, "property", 12);
verifyNotWritable(arr, "property");
verifyNotEnumerable(arr, "property");
verifyNotConfigurable(arr, "property");
if (arr.length !== 0) {
$ERROR('Expected arr.length === 0, actually ' + arr.length);
}