mirror of https://github.com/tc39/test262.git
58 lines
1.4 KiB
JavaScript
58 lines
1.4 KiB
JavaScript
// Copyright (C) 2016 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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esid: sec-promise.all
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description: >
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Error when advancing the provided iterable (not closing iterator)
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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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a. Let next be IteratorStep(iteratorRecord.[[iterator]]).
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b. If next is an abrupt completion, set iteratorRecord.[[done]] to
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true.
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c. ReturnIfAbrupt(next).
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features: [Symbol.iterator]
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---*/
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var iterStepThrows = {};
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var poisonedDone = {};
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var returnCount = 0;
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var error = new Test262Error();
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Object.defineProperty(poisonedDone, 'done', {
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get: function() {
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throw error;
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}
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});
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Object.defineProperty(poisonedDone, 'value', {
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get: function() {
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$ERROR('The `value` property should not be accessed.');
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}
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});
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iterStepThrows[Symbol.iterator] = function() {
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return {
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next: function() {
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return poisonedDone;
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},
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return: function() {
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returnCount += 1;
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return {};
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}
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};
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};
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Promise.all(iterStepThrows);
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assert.sameValue(returnCount, 0);
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