// |reftest| async // Copyright (C) 2015 the V8 project authors. All rights reserved. // This code is governed by the BSD license found in the LICENSE file. /*--- description: > Error when accessing an iterator result's `value` property (rejecting promise) esid: sec-promise.race info: | 11. Let result be PerformPromiseRace(iteratorRecord, C, promiseCapability). 12. If result is an abrupt completion, a. If iteratorRecord.[[done]] is false, let result be IteratorClose(iterator, result). b. IfAbruptRejectPromise(result, promiseCapability). [...] 25.4.4.3.1 Runtime Semantics: PerformPromiseRace 1. Repeat [...] e. Let nextValue be IteratorValue(next). f. If nextValue is an abrupt completion, set iteratorRecord.[[done]] to true. g. ReturnIfAbrupt(nextValue). features: [Symbol.iterator] flags: [async] ---*/ var iterNextValThrows = {}; var poisonedVal = { done: false }; var error = new Test262Error(); Object.defineProperty(poisonedVal, 'value', { get: function() { throw error; } }); iterNextValThrows[Symbol.iterator] = function() { return { next: function() { return poisonedVal; } }; }; Promise.race(iterNextValThrows).then(function() { $DONE('The promise should be rejected.'); }, function(reason) { assert.sameValue(reason, error); }).then($DONE, $DONE);