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// Flags: --expose-gc
'use strict';
const common = require('../common');
const assert = require('assert');
const { Worker } = require('worker_threads');
{
const sharedArrayBuffer = new SharedArrayBuffer(12);
const local = Buffer.from(sharedArrayBuffer);
const w = new Worker(`
const { parentPort, workerData } = require('worker_threads');
const local = Buffer.from(workerData.sharedArrayBuffer);
parentPort.on('message', () => {
local.write('world!', 6);
parentPort.postMessage('written!');
});
`, {
eval: true,
workerData: { sharedArrayBuffer }
});
w.on('message', common.mustCall(() => {
assert.strictEqual(local.toString(), 'Hello world!');
global.gc();
w.terminate();
}));
w.postMessage({});
// This would be a race condition if the memory regions were overlapping
local.write('Hello ');
}
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