blob: 340a42f8cf4e0f2c5dc922265aa18d2c9022c1ed (
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
|
// 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.concat
description: Species constructor returns an abrupt completion
info: |
1. Let O be ? ToObject(this value).
2. Let A be ? ArraySpeciesCreate(O, 0).
9.4.2.3 ArraySpeciesCreate
[...]
5. Let C be ? Get(originalArray, "constructor").
[...]
7. If Type(C) is Object, then
a. Let C be ? Get(C, @@species).
b. If C is null, let C be undefined.
[...]
10. Return ? Construct(C, « length »).
features: [Symbol.species]
---*/
var Ctor = function() {
throw new Test262Error();
};
var a = [];
a.constructor = {};
a.constructor[Symbol.species] = Ctor;
assert.throws(Test262Error, function() {
a.concat();
}, 'a.concat() throws a Test262Error exception');
reportCompare(0, 0);
|