mirror of https://github.com/tc39/test262.git
42 lines
1.0 KiB
JavaScript
42 lines
1.0 KiB
JavaScript
|
// Copyright (C) 2019 Sergey Rubanov. All rights reserved.
|
||
|
|
// This code is governed by the BSD license found in the LICENSE file.
|
||
|
|
|
||
|
|
/*---
|
||
|
|
description: >
|
||
|
|
Invocation of the constructor's `resolve` method for iterable with promise values
|
||
|
|
esid: sec-promise.any
|
||
|
|
info: |
|
||
|
|
5. Let result be PerformPromiseAny(iteratorRecord, C, promiseCapability).
|
||
|
|
|
||
|
|
Runtime Semantics: PerformPromiseAny
|
||
|
|
|
||
|
|
8. Repeat
|
||
|
|
...
|
||
|
|
i. Let nextPromise be ? Call(promiseResolve, constructor, « nextValue »).
|
||
|
|
|
||
|
|
flags: [async]
|
||
|
|
features: [Promise.any]
|
||
|
|
---*/
|
||
|
|
|
||
|
|
let promises = [
|
||
|
|
new Promise(resolve => resolve()),
|
||
|
|
new Promise(resolve => resolve()),
|
||
|
|
new Promise(resolve => resolve()),
|
||
|
|
];
|
||
|
|
let callCount = 0;
|
||
|
|
let boundPromiseResolve = Promise.resolve.bind(Promise);
|
||
|
|
|
||
|
|
Promise.resolve = function(...args) {
|
||
|
|
callCount += 1;
|
||
|
|
return boundPromiseResolve(...args);
|
||
|
|
};
|
||
|
|
|
||
|
|
Promise.any(promises)
|
||
|
|
.then(() => {
|
||
|
|
assert.sameValue(callCount, 3, '`then` invoked once for every iterated promise');
|
||
|
|
}, (error) => {
|
||
|
|
$DONE(error);
|
||
|
|
}
|
||
|
|
).then($DONE, $DONE);
|
||
|
|
|