blob: ecd36aa8adb54417444e2b5e0063f5971ee9089d (
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
32
33
34
35
36
37
38
39
|
// 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-%typedarray%.prototype.filter
description: Uses internal ArrayLength instead of length property
info: |
22.2.3.9 %TypedArray%.prototype.filter ( callbackfn [ , thisArg ] )
...
3. Let len be the value of O's [[ArrayLength]] internal slot.
...
includes: [testBigIntTypedArray.js]
features: [BigInt, TypedArray]
---*/
var getCalls = 0;
var desc = {
get: function getLen() {
getCalls++;
return 0;
}
};
Object.defineProperty(TypedArray.prototype, "length", desc);
testWithBigIntTypedArrayConstructors(function(TA) {
var sample = new TA(4);
var calls = 0;
Object.defineProperty(TA.prototype, "length", desc);
Object.defineProperty(sample, "length", desc);
sample.filter(function() {
calls++;
});
assert.sameValue(getCalls, 0, "ignores length properties");
assert.sameValue(calls, 4, "interactions are not affected by custom length");
});
|
