43 lines
1.2 KiB
JavaScript
43 lines
1.2 KiB
JavaScript
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// Copyright 2020 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Flags: --allow-natives-syntax --async-stack-traces --harmony-promise-any
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// Basic test with Promise.any().
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(function() {
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async function fine() { }
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async function thrower() {
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await fine();
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throw new Error();
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}
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async function driver() {
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await Promise.any([thrower(), thrower()]);
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}
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async function test(f) {
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try {
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await f();
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assertUnreachable();
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} catch (e) {
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assertInstanceof(e, AggregateError);
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assertEquals(2, e.errors.length);
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assertMatches(/Error.+at thrower.+at async Promise.any \(index 0\).+at async driver.+at async test/ms, e.errors[0].stack);
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assertMatches(/Error.+at thrower.+at async Promise.any \(index 1\).+at async driver.+at async test/ms, e.errors[1].stack);
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}
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}
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assertPromiseResult((async () => {
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%PrepareFunctionForOptimization(thrower);
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%PrepareFunctionForOptimization(driver);
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await test(driver);
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await test(driver);
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%OptimizeFunctionOnNextCall(thrower);
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await test(driver);
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%OptimizeFunctionOnNextCall(driver);
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await test(driver);
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})());
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})();
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