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
|
// Copyright (C) 2018 André Bargull. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-array.prototype.splice
description: >
Non-writable properties are overwritten by CreateDataPropertyOrThrow.
info: |
22.1.3.26 Array.prototype.splice ( start, deleteCount, ...items )
...
11. Repeat, while k < actualDeleteCount
...
c. If fromPresent is true, then
...
ii. Perform ? CreateDataPropertyOrThrow(A, ! ToString(k), fromValue).
...
features: [Symbol.species]
includes: [propertyHelper.js]
---*/
var a = [1];
a.constructor = {};
a.constructor[Symbol.species] = function(len) {
var q = new Array(0);
Object.defineProperty(q, 0, {
value: 0, writable: false, configurable: true, enumerable: false,
});
return q;
};
var r = a.splice(0);
verifyProperty(r, 0, {
value: 1, writable: true, configurable: true, enumerable: true,
});
reportCompare(0, 0);
|
