blob: abbc05a98300e2c799be97135a83b0c625da0d89 (
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
42
43
44
45
46
|
// Copyright (c) 2012 Ecma International. All rights reserved.
// Ecma International makes this code available under the terms and conditions set
// forth on http://hg.ecmascript.org/tests/test262/raw-file/tip/LICENSE (the
// "Use Terms"). Any redistribution of this code must retain the above
// copyright and this notice and otherwise comply with the Use Terms.
/*---
es5id: 15.2.3.6-4-525
description: >
ES5 Attributes - fail to update [[Get]] attribute of accessor
property ([[Get]] is a Function, [[Set]] is undefined,
[[Enumerable]] is false, [[Configurable]] is false) to different
value
includes: [runTestCase.js]
---*/
function testcase() {
var obj = {};
var getFunc = function () {
return 1001;
};
Object.defineProperty(obj, "prop", {
get: getFunc,
set: undefined,
enumerable: false,
configurable: false
});
var result1 = obj.prop === 1001;
var desc1 = Object.getOwnPropertyDescriptor(obj, "prop");
try {
Object.defineProperty(obj, "prop", {
get: undefined
});
return false;
} catch (e) {
var result2 = obj.prop === 1001;
var desc2 = Object.getOwnPropertyDescriptor(obj, "prop");
return result1 && result2 && desc1.get === getFunc && desc2.get === getFunc && e instanceof TypeError;
}
}
runTestCase(testcase);
|