// |reftest| async // Copyright (C) 2019 Leo Balter, 2020 Rick Waldron. All rights reserved. // This code is governed by the BSD license found in the LICENSE file. /*--- esid: sec-promise.any description: > Error when advancing the provided iterable (not closing iterator) info: | Promise.any ( iterable ) 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 8. Repeat a. Let next be IteratorStep(iteratorRecord). b. If next is an abrupt completion, set iteratorRecord.[[done]] to true. c. ReturnIfAbrupt(next). flags: [async] features: [Promise.any, Symbol.iterator, computed-property-names, Symbol, arrow-function] ---*/ let returnCount = 0; let poisonedDone = {}; let error = new Test262Error(); Object.defineProperties(poisonedDone, { done: { get() { throw error; } }, value: { get() {} } }); let iterStepThrows = { [Symbol.iterator]() { return { next() { return poisonedDone; }, return() { returnCount += 1; return {}; } }; } }; Promise.any(iterStepThrows).then( () => { $DONE('The promise should be rejected.'); }, (reason) => { assert.sameValue(reason, error); assert.sameValue(returnCount, 0); }).then($DONE, $DONE);