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
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
|
// Copyright (c) 2012 Ecma International. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es5id: 15.2.3.6-4-547-3
description: >
ES5 Attributes - Updating a named accessor property 'P' whose
[[Configurable]] attribute is false to a data property does not
succeed, 'A' is an Array object (8.12.9 step 9.a)
includes: [propertyHelper.js]
---*/
var obj = [];
obj.verifySetFunc = "data";
var getFunc = function() {
return obj.verifySetFunc;
};
var setFunc = function(value) {
obj.verifySetFunc = value;
};
Object.defineProperty(obj, "prop", {
get: getFunc,
set: setFunc,
enumerable: true,
configurable: false
});
var desc1 = Object.getOwnPropertyDescriptor(obj, "prop");
try {
Object.defineProperty(obj, "prop", {
value: 1001
});
$ERROR("Expected an exception.");
} catch (e) {
var desc2 = Object.getOwnPropertyDescriptor(obj, "prop");
if (!desc1.hasOwnProperty("get")) {
$ERROR('Expected desc1.hasOwnProperty("get") to be true, actually ' + desc1.hasOwnProperty("get"));
}
if (desc2.hasOwnProperty("value")) {
$ERROR('Expected !desc2.hasOwnProperty("value") to be true, actually ' + !desc2.hasOwnProperty("value"));
}
verifyEqualTo(obj, "prop", getFunc());
verifyWritable(obj, "prop", "verifySetFunc");
verifyEnumerable(obj, "prop");
verifyNotConfigurable(obj, "prop");
if (!(e instanceof TypeError)) {
$ERROR("Expected TypeError, got " + e);
}
}
|
