mirror of https://github.com/tc39/test262.git
47 lines
1.1 KiB
JavaScript
47 lines
1.1 KiB
JavaScript
// Copyright (C) 2020 Rick Waldron, 2020 Rick Waldron. All rights reserved.
|
|
// This code is governed by the BSD license found in the LICENSE file.
|
|
|
|
/*---
|
|
description: >
|
|
Resolved promises ignore rejections through deferred invocation of the
|
|
provided resolving function
|
|
esid: sec-promise.race
|
|
info: |
|
|
Let result be PerformPromiseRace(iteratorRecord, C, promiseCapability, promiseResolve).
|
|
|
|
PerformPromiseRace
|
|
|
|
Repeat
|
|
...
|
|
Perform ? Invoke(nextPromise, "then", « resultCapability.[[Resolve]], resultCapability.[[Reject]] »).
|
|
|
|
flags: [async]
|
|
features: [arrow-function]
|
|
includes: [promiseHelper.js]
|
|
---*/
|
|
|
|
let sequence = [1];
|
|
let lateRejector = {
|
|
then(resolve, reject) {
|
|
return new Promise((resolve) => {
|
|
sequence.push(3);
|
|
resolve();
|
|
sequence.push(4);
|
|
}).then(() => {
|
|
sequence.push(5);
|
|
resolve(9);
|
|
sequence.push(6);
|
|
reject();
|
|
sequence.push(7);
|
|
});
|
|
}
|
|
};
|
|
sequence.push(2);
|
|
|
|
Promise.race([lateRejector])
|
|
.then(resolution => {
|
|
assert.sameValue(resolution, 9);
|
|
assert.sameValue(sequence.length, 7);
|
|
checkSequence(sequence);
|
|
}).then($DONE, $DONE);
|