// Copyright (C) 2020 Rick Waldron. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-performpromiseallsettled
description: >
Cannot tamper with remainingElementsCount when Promise.allSettled reject element function is called multiple times.
info: |
Runtime Semantics: PerformPromiseAllSettled ( iteratorRecord, constructor, resultCapability, )
If alreadyCalled.[[Value]] is true, return undefined.
features: [Promise.allSettled]
---*/
let rejectCallCount = 0;
let returnValue = {};
let error = new Test262Error();
function Constructor(executor) {
function reject(value) {
assert.sameValue(value, error);
rejectCallCount += 1;
return returnValue;
}
executor(() => {throw error}, reject);
}
Constructor.resolve = function(v) {
return v;
};
Constructor.reject = function(v) {
return v;
};
let pOnRejected;
let p = {
then(onResolved, onRejected) {
pOnRejected = onRejected;
onResolved();
}
};
assert.sameValue(rejectCallCount, 0, 'rejectCallCount before call to allSettled()');
Promise.allSettled.call(Constructor, [p]);
assert.sameValue(rejectCallCount, 1, 'rejectCallCount after call to allSettled()');
assert.sameValue(pOnRejected(), undefined);
assert.sameValue(rejectCallCount, 1, 'rejectCallCount after call to pOnRejected()');
pOnRejected();
assert.sameValue(rejectCallCount, 1, 'rejectCallCount after call to pOnRejected()');