73d401b9d1
Details: https://docs.google.com/document/d/1-Gi37Ks7rXMVVRkC_HkwGxenP7T1huQUOMrYOtkUCFk/edit?usp=sharing Bug: v8:11340 Change-Id: Ia1d75270373a7ef2307e7ee0fd24da9ecfa27d18 Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2643381 Reviewed-by: Michael Achenbach <machenbach@chromium.org> Reviewed-by: Camillo Bruni <cbruni@chromium.org> Reviewed-by: Andreas Haas <ahaas@chromium.org> Commit-Queue: Marja Hölttä <marja@chromium.org> Cr-Commit-Position: refs/heads/master@{#72315}
44 lines
1.4 KiB
JavaScript
44 lines
1.4 KiB
JavaScript
// 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: --harmony-sharedarraybuffer --harmony-atomics-waitasync --expose-gc --no-stress-opt
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load("test/mjsunit/harmony/atomics-waitasync-helpers.js");
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function workerCode() {
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onmessage = function() {
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(function() {
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const sab = new SharedArrayBuffer(16);
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const i32a = new Int32Array(sab);
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// Create a waiter with a timeout.
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const result = Atomics.waitAsync(i32a, 0, 0, 1);
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result.value.then(
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(value) => { postMessage("result " + value); },
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() => { postMessage("unexpected"); });
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})();
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// Make sure sab, ia32 and result get gc()d.
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gc();
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// Even if the buffer went out of scope, we keep the waitAsync alive so that it can still time out.
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let resolved = false;
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const sab2 = new SharedArrayBuffer(16);
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const i32a2 = new Int32Array(sab2);
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const result2 = Atomics.waitAsync(i32a2, 0, 0);
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result2.value.then(
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(value) => { postMessage("result2 " + value); },
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() => { postMessage("unexpected"); });
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const notify_return_value = Atomics.notify(i32a2, 0);
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postMessage("notify return value " + notify_return_value);
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};
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}
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const expected_messages = [
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"notify return value 1",
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"result2 ok",
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"result timed-out"
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];
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runTestWithWorker(workerCode, expected_messages);
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