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// |reftest| async
// Copyright (C) 2023 Igalia, S.L. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-array.fromasync
description: >
Closes an async iterator if setting an element fails on an instance of a
custom this-value
info: |
3.j.ii.8. Let _defineStatus_ be CreateDataPropertyOrThrow(_A_, _Pk_, _mappedValue_).
9. If _defineStatus_ is an abrupt completion, return ? AsyncIteratorClose(_iteratorRecord_, _defineStatus_).
includes: [asyncHelpers.js]
flags: [async]
features: [Array.fromAsync]
---*/
asyncTest(async function () {
function MyArray() {
Object.defineProperty(this, 0, {
enumerable: true,
writable: true,
configurable: false,
value: 0
});
}
let closed = false;
const iterator = {
next() {
return Promise.resolve({ value: 1, done: false });
},
return() {
closed = true;
return Promise.resolve({ done: true });
},
[Symbol.asyncIterator]() {
return this;
}
}
await assert.throwsAsync(TypeError, () => Array.fromAsync.call(MyArray, iterator), "Promise rejected if defining element fails");
assert(closed, "element define failure should close iterator");
});
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