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41 lines
1.1 KiB
JavaScript
41 lines
1.1 KiB
JavaScript
// Copyright (C) 2019 Leo Balter, 2020 Rick Waldron. 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.any-reject-element-functions
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description: The `length` property of Promise.any Reject Element functions
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info: |
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The length property of a Promise.any Reject 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.any]
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---*/
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var rejectElementFunction;
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var thenable = {
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then(_, reject) {
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rejectElementFunction = reject;
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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.any.call(NotPromise, [thenable]);
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assert.sameValue(rejectElementFunction.length, 1);
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verifyProperty(rejectElementFunction, '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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