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
|
// Copyright (c) 2012 Ecma International. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es5id: 15.2.3.6-3-157
description: >
Object.defineProperty - 'writable' property in 'Attributes' is own
data property that overrides an inherited accessor property
(8.10.5 step 6.a)
---*/
var obj = {};
var proto = {};
Object.defineProperty(proto, "writable", {
get: function() {
return false;
}
});
var ConstructFun = function() {};
ConstructFun.prototype = proto;
var child = new ConstructFun();
Object.defineProperty(child, "writable", {
value: true
});
Object.defineProperty(obj, "property", child);
var beforeWrite = obj.hasOwnProperty("property");
obj.property = "isWritable";
var afterWrite = (obj.property === "isWritable");
assert.sameValue(beforeWrite, true, 'beforeWrite');
assert.sameValue(afterWrite, true, 'afterWrite');
|
