mirror of https://github.com/tc39/test262.git
28 lines
816 B
JavaScript
28 lines
816 B
JavaScript
// Copyright (c) 2012 Ecma International. All rights reserved.
|
|
// This code is governed by the BSD license found in the LICENSE file.
|
|
|
|
/*---
|
|
es5id: 15.2.3.6-4-166
|
|
description: >
|
|
Object.defineProperty - 'O' is an Array, 'name' is the length
|
|
property of 'O', the [[Value]] field of 'desc' is less than value
|
|
of the length property, test the [[Writable]] attribute of the
|
|
length property is set to true after deleting properties with
|
|
large index named if the [[Writable]] field of 'desc' is true
|
|
(15.4.5.1 step 3.h)
|
|
---*/
|
|
|
|
var arrObj = [0, 1];
|
|
|
|
Object.defineProperty(arrObj, "length", {
|
|
value: 1,
|
|
writable: true
|
|
});
|
|
|
|
var indexDeleted = !arrObj.hasOwnProperty("1");
|
|
|
|
arrObj.length = 10;
|
|
|
|
assert(indexDeleted, 'indexDeleted !== true');
|
|
assert.sameValue(arrObj.length, 10, 'arrObj.length');
|