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denoland-deno/cli/tests/testdata/worker_close_race.js

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JavaScript

// Copyright 2018-2021 the Deno authors. All rights reserved. MIT license.
// https://github.com/denoland/deno/issues/11416
// Test for a race condition between a worker's `close()` and the main thread's
// `Worker.prototype.terminate()`.
const worker = new Worker(
new URL("./workers/close_race_worker.js", import.meta.url),
{ type: "module" },
);
worker.onmessage = () => {
worker.terminate();
};