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// Copyright (C) 2019 Leo Balter. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-promise.allsettled-reject-element-functions
description: The `length` property of Promise.allSettled Reject Element functions
info: |
The length property of a Promise.allSettled Reject Element function is 1.
17 ECMAScript Standard Built-in Objects:
Unless otherwise specified, the length property of a built-in Function
object has the attributes { [[Writable]]: false, [[Enumerable]]: false,
[[Configurable]]: true }.
includes: [propertyHelper.js]
features: [Promise.allSettled]
---*/
var rejectElementFunction;
var thenable = {
then(_, reject) {
rejectElementFunction = reject;
}
};
function NotPromise(executor) {
executor(function() {}, function() {});
}
NotPromise.resolve = function(v) {
return v;
};
Promise.allSettled.call(NotPromise, [thenable]);
assert.sameValue(rejectElementFunction.length, 1);
verifyProperty(rejectElementFunction, 'length', {
value: 1,
enumerable: false,
writable: false,
configurable: true,
});
reportCompare(0, 0);