mirror of https://github.com/tc39/test262.git
39 lines
1.0 KiB
JavaScript
39 lines
1.0 KiB
JavaScript
// Copyright (C) 2019 Leo Balter. 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-promise.allsettled-resolve-element-functions
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description: The `length` property of Promise.allSettled Resolve Element functions
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info: |
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The length property of a Promise.allSettled resolve element function is 1.
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17 ECMAScript Standard Built-in Objects:
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Unless otherwise specified, the length property of a built-in Function
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object has the attributes { [[Writable]]: false, [[Enumerable]]: false,
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[[Configurable]]: true }.
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includes: [propertyHelper.js]
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features: [Promise.allSettled]
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---*/
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var resolveElementFunction;
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var thenable = {
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then(fulfill) {
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resolveElementFunction = fulfill;
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}
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};
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function NotPromise(executor) {
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executor(function() {}, function() {});
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}
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NotPromise.resolve = function(v) {
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return v;
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};
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Promise.allSettled.call(NotPromise, [thenable]);
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verifyProperty(resolveElementFunction, 'length', {
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value: 1,
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enumerable: false,
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writable: false,
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configurable: true,
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});
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