| // Copyright (C) 2019 Leo Balter, 2020 Rick Waldron. All rights reserved. |
| // This code is governed by the BSD license found in the LICENSE file. |
| /*--- |
| description: > |
| Error thrown when invoking the instance's `then` method (closing iterator) |
| esid: sec-promise.any |
| info: | |
| 5. Let result be PerformPromiseAny(iteratorRecord, C, promiseCapability). |
| 6. If result is an abrupt completion, then |
| a. If iteratorRecord.[[Done]] is false, set result to IteratorClose(iteratorRecord, result). |
| b. IfAbruptRejectPromise(result, promiseCapability). |
| |
| Runtime Semantics: PerformPromiseAny |
| |
| r. Perform ? Invoke(nextPromise, "then", « resultCapability.[[Resolve]], rejectElement »). |
| |
| flags: [async] |
| features: [Promise.any, Symbol.iterator, arrow-function, computed-property-names, Symbol] |
| ---*/ |
| |
| let error = new Test262Error(); |
| let promise = Promise.resolve(); |
| let returnCount = 0; |
| let iter = { |
| [Symbol.iterator]() { |
| return { |
| next() { |
| return { |
| done: false, |
| value: promise |
| }; |
| }, |
| return() { |
| returnCount += 1; |
| return {}; |
| } |
| }; |
| } |
| }; |
| |
| promise.then = function() { |
| throw error; |
| }; |
| |
| Promise.any(iter).then(() => { |
| $DONE('The promise should be rejected, but was resolved'); |
| }, (reason) => { |
| assert.sameValue(returnCount, 1); |
| assert.sameValue(reason, error); |
| }).then($DONE, $DONE); |