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
|
// Copyright (c) 2012 Ecma International. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es5id: 15.2.3.7-6-a-93-4
description: >
Object.defineProperties will fail to update [[Value]] attribute of
indexed data property 'P' when [[Configurable]] attribute of first
updating property are false (8.12.9 - step Note & 10.a.ii.1)
includes: [propertyHelper.js]
---*/
var obj = {};
Object.defineProperty(obj, "0", {
value: 1001,
writable: false,
configurable: false
});
Object.defineProperty(obj, "1", {
value: 1003,
writable: false,
configurable: true
});
try {
Object.defineProperties(obj, {
0: {
value: 1002
},
1: {
value: 1004
}
});
$ERROR("Expected an exception.");
} catch (e) {
verifyEqualTo(obj, "0", 1001);
verifyNotWritable(obj, "0");
verifyNotEnumerable(obj, "0");
verifyNotConfigurable(obj, "0");
verifyEqualTo(obj, "1", 1003);
verifyNotWritable(obj, "1");
verifyNotEnumerable(obj, "1");
verifyConfigurable(obj, "1");
if (!(e instanceof TypeError)) {
$ERROR("Expected TypeError, got " + e);
}
}
|
