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
|
// Copyright (C) 2020 Alexey Shvayka. 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-getownproperty-p
description: >
If "getOwnPropertyDescriptor" trap is null or undefined, [[GetOwnProperty]]
call is properly forwarded to [[ProxyTarget]] (which is also a Proxy object).
info: |
[[GetOwnProperty]] ( P )
[...]
5. Let target be O.[[ProxyTarget]].
6. Let trap be ? GetMethod(handler, "getOwnPropertyDescriptor").
7. If trap is undefined, then
a. Return ? target.[[GetOwnProperty]](P).
includes: [propertyHelper.js]
features: [Proxy]
---*/
var arrayTarget = new Proxy([42], {});
var arrayProxy = new Proxy(arrayTarget, {
getOwnPropertyDescriptor: undefined,
});
verifyProperty(arrayProxy, "0", {
value: 42,
writable: true,
enumerable: true,
configurable: true,
});
verifyProperty(arrayProxy, "length", {
value: 1,
// writable: true,
enumerable: false,
configurable: false,
});
var regExpTarget = new Proxy(/(?:)/, {});
var regExpProxy = new Proxy(regExpTarget, {
getOwnPropertyDescriptor: undefined,
});
verifyProperty(regExpProxy, "lastIndex", {
value: 0,
writable: true,
enumerable: false,
configurable: false,
});
reportCompare(0, 0);
|
