mirror of https://github.com/nodejs/node.git
29 lines
843 B
JavaScript
29 lines
843 B
JavaScript
// Flags: --expose-gc
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'use strict';
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const common = require('../common');
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const assert = require('assert');
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const { Worker } = require('worker_threads');
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{
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const sharedArrayBuffer = new SharedArrayBuffer(12);
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const local = Buffer.from(sharedArrayBuffer);
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const w = new Worker(`
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const { parentPort } = require('worker_threads');
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parentPort.on('message', ({ sharedArrayBuffer }) => {
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const local = Buffer.from(sharedArrayBuffer);
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local.write('world!', 6);
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parentPort.postMessage('written!');
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});
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`, { eval: true });
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w.on('message', common.mustCall(() => {
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assert.strictEqual(local.toString(), 'Hello world!');
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globalThis.gc();
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w.terminate();
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}));
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w.postMessage({ sharedArrayBuffer });
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// This would be a race condition if the memory regions were overlapping
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local.write('Hello ');
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}
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