mirror of https://github.com/tc39/test262.git
47 lines
1.1 KiB
JavaScript
47 lines
1.1 KiB
JavaScript
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// Copyright (C) 2015 the V8 project authors. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/*---
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description: >
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Explicit iterator closing in response to error
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es6id: 25.4.4.1
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info: >
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11. Let result be PerformPromiseAll(iteratorRecord, C, promiseCapability).
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12. If result is an abrupt completion,
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a. If iteratorRecord.[[done]] is false, let result be
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IteratorClose(iterator, result).
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b. IfAbruptRejectPromise(result, promiseCapability).
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[...]
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25.4.4.1.1 Runtime Semantics: PerformPromiseAll
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[...]
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6. Repeat
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[...]
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i. Let nextPromise be Invoke(constructor, "resolve", «nextValue»).
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j. ReturnIfAbrupt(nextPromise ).
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features: [Symbol.iterator]
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---*/
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var iterDoneSpy = {};
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var callCount = 0;
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iterDoneSpy[Symbol.iterator] = function() {
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return {
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next: function() {
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return { value: null, done: false };
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},
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return: function() {
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callCount += 1;
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}
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};
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};
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Promise.resolve = function() {
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throw new Error();
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};
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Promise.all(iterDoneSpy);
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assert.sameValue(callCount, 1);
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