blob: 28b9d24b899d41864c735b0698996e702c212d1c (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
|
// Copyright (c) 2012 Ecma International. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es5id: 15.2.3.6-4-493
description: >
ES5 Attributes - fail to update the accessor property ([[Get]] is
undefined, [[Set]] is a Function, [[Enumerable]] is false,
[[Configurable]] is false) to a data property
includes: [runTestCase.js]
---*/
function testcase() {
var obj = {};
var verifySetFunc = "data";
var setFunc = function (value) {
verifySetFunc = value;
};
Object.defineProperty(obj, "prop", {
get: undefined,
set: setFunc,
enumerable: false,
configurable: false
});
var desc1 = Object.getOwnPropertyDescriptor(obj, "prop");
try {
Object.defineProperty(obj, "prop", {
value: 1001
});
return false;
} catch (e) {
var desc2 = Object.getOwnPropertyDescriptor(obj, "prop");
return desc1.hasOwnProperty("get") && !desc2.hasOwnProperty("value") && e instanceof TypeError;
}
}
runTestCase(testcase);
|