v8/test/mjsunit/async-stack-traces-promise-all.js
Ross McIlroy 5b794a389b [Test] Add PrepareForOptimization to some mjsunit tests.
Bug: v8:8801, v8:8394
Change-Id: I6bb46ecafe1bd94adbf0409f13c9b2e558da0823
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1594558
Commit-Queue: Ross McIlroy <rmcilroy@chromium.org>
Commit-Queue: Mythri Alle <mythria@chromium.org>
Auto-Submit: Ross McIlroy <rmcilroy@chromium.org>
Reviewed-by: Mythri Alle <mythria@chromium.org>
Cr-Commit-Position: refs/heads/master@{#61200}
2019-05-03 13:32:32 +00:00

41 lines
1.0 KiB
JavaScript

// Copyright 2018 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Flags: --allow-natives-syntax --async-stack-traces
// Basic test with Promise.all().
(function() {
async function fine() { }
async function thrower() {
await fine();
throw new Error();
}
async function driver() {
await Promise.all([fine(), fine(), thrower(), thrower()]);
}
async function test(f) {
try {
await f();
assertUnreachable();
} catch (e) {
assertInstanceof(e, Error);
assertMatches(/Error.+at thrower.+at async Promise.all \(index 2\).+at async driver.+at async test/ms, e.stack);
}
}
assertPromiseResult((async () => {
%PrepareFunctionForOptimization(thrower);
%PrepareFunctionForOptimization(driver);
await test(driver);
await test(driver);
%OptimizeFunctionOnNextCall(thrower);
await test(driver);
%OptimizeFunctionOnNextCall(driver);
await test(driver);
})());
})();