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
54
55
56
57
58
59
|
// 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-promise.all
description: >
Error when advancing the provided iterable (not closing iterator)
info: |
11. Let result be PerformPromiseAll(iteratorRecord, C, promiseCapability).
12. If result is an abrupt completion,
a. If iteratorRecord.[[done]] is false, let result be
IteratorClose(iterator, result).
b. IfAbruptRejectPromise(result, promiseCapability).
[...]
25.4.4.1.1 Runtime Semantics: PerformPromiseAll
[...]
6. Repeat
a. Let next be IteratorStep(iteratorRecord.[[iterator]]).
b. If next is an abrupt completion, set iteratorRecord.[[done]] to
true.
c. ReturnIfAbrupt(next).
features: [Symbol.iterator]
---*/
var iterStepThrows = {};
var poisonedDone = {};
var returnCount = 0;
var error = new Test262Error();
Object.defineProperty(poisonedDone, 'done', {
get: function() {
throw error;
}
});
Object.defineProperty(poisonedDone, 'value', {
get: function() {
throw new Test262Error('The `value` property should not be accessed.');
}
});
iterStepThrows[Symbol.iterator] = function() {
return {
next: function() {
return poisonedDone;
},
return: function() {
returnCount += 1;
return {};
}
};
};
Promise.all(iterStepThrows);
assert.sameValue(returnCount, 0);
reportCompare(0, 0);
|
