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PR-URL: https://github.com/nodejs/node/pull/44741 Fixes: https://github.com/nodejs/node/issues/44650 Fixes: https://github.com/nodejs/node/issues/37472 Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl> Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com>
42 lines
1.2 KiB
JavaScript
42 lines
1.2 KiB
JavaScript
// Copyright 2022 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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//
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// Flags: --shared-string-table --harmony-struct
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// --allow-natives-syntax
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'use strict';
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if (this.Worker) {
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(function TestSharedArrayPostMessage() {
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let workerScript = `onmessage = function(arr) {
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arr[0][0] = 42;
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arr[1] = "worker";
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arr[2].payload = "updated";
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postMessage("done");
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};
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postMessage("started");`;
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let worker = new Worker(workerScript, {type: 'string'});
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let started = worker.getMessage();
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assertEquals('started', started);
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let outer_arr = new SharedArray(3);
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outer_arr[0] = new SharedArray(1);
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outer_arr[1] = 'main';
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let Struct = new SharedStructType(['payload']);
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let struct = new Struct();
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struct.payload = 'original';
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outer_arr[2] = struct;
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assertEquals('main', outer_arr[1]);
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assertEquals(undefined, outer_arr[0][0]);
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worker.postMessage(outer_arr);
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assertEquals('done', worker.getMessage());
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assertEquals('worker', outer_arr[1]);
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assertEquals(42, outer_arr[0][0]);
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assertEquals('updated', outer_arr[2].payload);
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worker.terminate();
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})();
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}
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