test262/test/built-ins/Object/keys/15.2.3.14-5-a-2.js

28 lines
708 B
JavaScript

// Copyright (c) 2012 Ecma International. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es5id: 15.2.3.14-5-a-2
description: >
Object.keys - 'writable' attribute of element of returned array is
correct
includes: [runTestCase.js]
---*/
function testcase() {
var obj = { prop1: 100 };
var array = Object.keys(obj);
try {
array[0] = "isWritable";
var desc = Object.getOwnPropertyDescriptor(array, "0");
return array[0] === "isWritable" && desc.hasOwnProperty("writable") && desc.writable === true;
} catch (e) {
return false;
}
}
runTestCase(testcase);