mirror of https://github.com/tc39/test262.git
24 lines
710 B
JavaScript
24 lines
710 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: >
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Treats an asyncItems object that isn't an array-like as a 0-length array-like
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info: |
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3.k.iii. Let _len_ be ? LengthOfArrayLike(_arrayLike_).
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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 notArrayLike = Object.create(null);
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notArrayLike[0] = 0;
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notArrayLike[1] = 1;
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notArrayLike[2] = 2;
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const array = await Array.fromAsync(notArrayLike);
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assert.compareArray(array, [], "non-array-like object is treated as 0-length array-like");
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});
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