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
|
// Copyright (C) 2016 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-proxy-object-internal-methods-and-internal-slots-isextensible
es6id: 9.5.3
description: >
Throws if trap is not callable (honoring the Realm of the current execution
context)
info: |
[[IsExtensible]] ( )
...
1. Let handler be the value of the [[ProxyHandler]] internal slot of O.
...
5. Let trap be GetMethod(handler, "isExtensible").
...
7.3.9 GetMethod (O, P)
...
2. Let func be GetV(O, P).
5. If IsCallable(func) is false, throw a TypeError exception.
...
features: [cross-realm]
---*/
var OProxy = $262.createRealm().global.Proxy;
var p = new OProxy({}, {
isExtensible: {}
});
assert.throws(TypeError, function() {
Object.isExtensible(p);
});
|
