// Copyright (C) 2016 the V8 project authors. 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-performpromiseall info: | 11. Let result be PerformPromiseAll(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). [...] 25.4.4.1.1 Runtime Semantics: PerformPromiseAll [...] 6. Repeat [...] r. Let result be Invoke(nextPromise, "then", «resolveElement, resultCapability.[[Reject]]»). s. ReturnIfAbrupt(result). features: [Symbol.iterator] ---*/ var promise = new Promise(function() {}); var returnCount = 0; var iter = {}; iter[Symbol.iterator] = function() { return { next: function() { return { done: false, value: promise }; }, return: function() { returnCount += 1; return {}; } }; }; promise.then = function() { throw new Test262Error(); }; Promise.all(iter); assert.sameValue(returnCount, 1); reportCompare(0, 0);