// |reftest| async // Copyright (C) 2020 Rick Waldron. All rights reserved. // This code is governed by the BSD license found in the LICENSE file. /*--- esid: sec-promise.any description: Resolution ticks are set in a predictable sequence info: | Runtime Semantics: PerformPromiseAny ( iteratorRecord, constructor, resultCapability ) Let remainingElementsCount be a new Record { [[Value]]: 1 }. ... Set remainingElementsCount.[[Value]] to remainingElementsCount.[[Value]] - 1. If remainingElementsCount.[[Value]] is 0, then Let error be a newly created AggregateError object. Perform ! DefinePropertyOrThrow(error, "errors", Property Descriptor { [[Configurable]]: true, [[Enumerable]]: false, [[Writable]]: true, [[Value]]: errors }). Return ? Call(promiseCapability.[[Reject]], undefined, « error »). ... flags: [async] includes: [promiseHelper.js] features: [Promise.any] ---*/ let sequence = []; let p1 = new Promise((_, reject) => { reject('foo'); }); let p2 = new Promise((_, reject) => { reject('bar'); }); sequence.push(1); p1.catch(() => { sequence.push(3); assert.sameValue(sequence.length, 3); checkSequence(sequence, 'Expected to be called first.'); }).catch($DONE); Promise.any([p1, p2]).then(() => { sequence.push(5); assert.sameValue(sequence.length, 5); checkSequence(sequence, 'Expected to be called third.'); }).then($DONE, outcome => { assert(outcome instanceof AggregateError); assert.sameValue(outcome.errors.length, 2); assert.sameValue(outcome.errors[0], 'foo'); assert.sameValue(outcome.errors[1], 'bar'); }).then($DONE, $DONE); p2.catch(() => { sequence.push(4); assert.sameValue(sequence.length, 4); checkSequence(sequence, 'Expected to be called second.'); }).catch($DONE); sequence.push(2);