node/deps/v8/test/mjsunit/shared-memory/shared-struct-workers.js
Michaël Zasso fd4f80ce54
deps: update V8 to 10.1.124.6
PR-URL: https://github.com/nodejs/node/pull/42657
Reviewed-By: Darshan Sen <raisinten@gmail.com>
Reviewed-By: Richard Lau <rlau@redhat.com>
Reviewed-By: Jiawen Geng <technicalcute@gmail.com>
Reviewed-By: Michael Dawson <midawson@redhat.com>
2022-04-12 22:08:39 +02:00

40 lines
1.2 KiB
JavaScript

// Copyright 2022 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: --shared-string-table --harmony-struct --allow-natives-syntax
"use strict";
if (this.Worker) {
(function TestSharedStructPostMessage() {
let workerScript =
`onmessage = function(struct) {
struct.struct_field.payload = 42;
struct.string_field = "worker";
postMessage("done");
};
postMessage("started");`;
let worker = new Worker(workerScript, { type: 'string' });
let started = worker.getMessage();
assertEquals("started", started);
let OuterStruct = new SharedStructType(['string_field', 'struct_field']);
let InnerStruct = new SharedStructType(['payload']);
let struct = new OuterStruct();
struct.struct_field = new InnerStruct();
struct.string_field = "main";
assertEquals("main", struct.string_field);
assertEquals(undefined, struct.struct_field.payload);
worker.postMessage(struct);
assertEquals("done", worker.getMessage());
assertEquals("worker", struct.string_field);
assertEquals(42, struct.struct_field.payload);
worker.terminate();
})();
}