mirror of https://github.com/tc39/test262.git
25 lines
719 B
JavaScript
25 lines
719 B
JavaScript
// Copyright (C) 2023 Igalia, S.L. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/*---
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esid: sec-array.fromasync
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description: Array-like object with holes treats the holes as undefined
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info: |
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3.k.vii.2. Let _kValue_ be ? Get(_arrayLike_, _Pk_).
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features: [Array.fromAsync]
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flags: [async]
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includes: [asyncHelpers.js, compareArray.js]
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---*/
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asyncTest(async function () {
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const arrayLike = Object.create(null);
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arrayLike.length = 5;
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arrayLike[0] = 0;
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arrayLike[1] = 1;
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arrayLike[2] = 2;
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arrayLike[4] = 4;
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const array = await Array.fromAsync(arrayLike);
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assert.compareArray(array, [0, 1, 2, undefined, 4], "holes in array-like treated as undefined");
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});
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