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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: Non-iterable input with thenable result with async mapped awaits each callback result once.
includes: [asyncHelpers.js]
flags: [async]
features: [Array.fromAsync]
---*/
asyncTest(async function () {
let awaitCounter = 0;
const input = {
length: 3,
0: 0,
1: Promise.resolve(1),
2: Promise.resolve(2),
3: Promise.resolve(3), // This is ignored because the length is 3.
};
await Array.fromAsync(input, async v => {
return {
// This “then” method should occur three times:
// one for each value from the input.
then (resolve, reject) {
awaitCounter ++;
resolve(v);
},
};
});
assert.sameValue(awaitCounter, 3);
});