blob: 88717f0e5453ed4706a233e209076cd51e3291b6 (
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
|
// Copyright (C) 2019 Alexey Shvayka. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-object.prototype.isprototypeof
description: >
If V is a Proxy object, only its "getPrototypeOf" trap gets invoked.
info: |
Object.prototype.isPrototypeOf ( V )
...
3. Repeat,
a. Set V to ? V.[[GetPrototypeOf]]().
b. If V is null, return false.
c. If SameValue(O, V) is true, return true.
includes: [proxyTrapsHelper.js]
features: [Proxy]
---*/
var proxyProto = [];
var handler = allowProxyTraps({
getPrototypeOf: function(_target) {
return proxyProto;
},
});
var proxy = new Proxy({}, handler);
assert.sameValue(proxyProto.isPrototypeOf(proxy), true);
reportCompare(0, 0);
|