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
|
// 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-array.prototype.includes
description: get array-like indexed properties
info: |
22.1.3.11 Array.prototype.includes ( searchElement [ , fromIndex ] )
...
7. Repeat, while k < len
a. Let elementK be the result of ? Get(O, ! ToString(k)).
...
includes: [compareArray.js]
features: [Proxy, Array.prototype.includes]
---*/
var calls;
var obj = {};
var p = new Proxy(obj, {
get: function(_, key) {
calls.push(key);
if (key === "length") {
return 4;
}
return key * 10;
}
});
calls = [];
assert.sameValue(
[].includes.call(p, 42),
false,
'[].includes.call("new Proxy(obj, {get: function(_, key) {calls.push(key); if (key === "length") {return 4;} return key * 10;}})", 42) must return false'
);
assert.compareArray(calls, ["length", "0", "1", "2", "3"],
'The value of calls is expected to be ["length", "0", "1", "2", "3"]'
);
calls = [];
assert.sameValue([].includes.call(p, 10), true, '[].includes.call("new Proxy(obj, {get: function(_, key) {calls.push(key); if (key === "length") {return 4;} return key * 10;}})", 10) must return true');
assert.compareArray(calls, ["length", "0", "1"], 'The value of calls is expected to be ["length", "0", "1"]');
reportCompare(0, 0);
|
