v8/test/mjsunit/harmony/atomics-waitasync-1thread-buffer-out-of-scope-timeout.js
Camillo Bruni a345a442d3 [d8][mjsunit][tools] Improve d8 file API
- Add d8.file.read() and d8.file.execute() helpers
- Change tools and tests to use new d8.file helper
- Unify error throwing in v8::Shell::ReadFile

Change-Id: I5ef4cb27f217508a367106f01e872a4059d5e399
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2928505
Commit-Queue: Camillo Bruni <cbruni@chromium.org>
Reviewed-by: Maya Lekova <mslekova@chromium.org>
Reviewed-by: Marja Hölttä <marja@chromium.org>
Cr-Commit-Position: refs/heads/master@{#74883}
2021-06-01 13:37:57 +00:00

44 lines
1.4 KiB
JavaScript

// Copyright 2020 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: --harmony-sharedarraybuffer --harmony-atomics-waitasync --expose-gc --no-stress-opt
d8.file.execute("test/mjsunit/harmony/atomics-waitasync-helpers.js");
function workerCode() {
onmessage = function() {
(function() {
const sab = new SharedArrayBuffer(16);
const i32a = new Int32Array(sab);
// Create a waiter with a timeout.
const result = Atomics.waitAsync(i32a, 0, 0, 1);
result.value.then(
(value) => { postMessage("result " + value); },
() => { postMessage("unexpected"); });
})();
// Make sure sab, ia32 and result get gc()d.
gc();
// Even if the buffer went out of scope, we keep the waitAsync alive so that it can still time out.
let resolved = false;
const sab2 = new SharedArrayBuffer(16);
const i32a2 = new Int32Array(sab2);
const result2 = Atomics.waitAsync(i32a2, 0, 0);
result2.value.then(
(value) => { postMessage("result2 " + value); },
() => { postMessage("unexpected"); });
const notify_return_value = Atomics.notify(i32a2, 0);
postMessage("notify return value " + notify_return_value);
};
}
const expected_messages = [
"notify return value 1",
"result2 ok",
"result timed-out"
];
runTestWithWorker(workerCode, expected_messages);