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test: add fs.watchFile() + worker.terminate() test #21179

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test: add fs.watchFile() + worker.terminate() test #21179

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18 changes: 18 additions & 0 deletions test/parallel/test-worker-fs-stat-watcher.js
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Original file line number Diff line number Diff line change
@@ -0,0 +1,18 @@
// Flags: --experimental-worker
'use strict';
const common = require('../common');
const { Worker, parentPort } = require('worker_threads');
const fs = require('fs');

// Checks that terminating Workers does not crash the process if fs.watchFile()
// has active handles.

// Do not use isMainThread so that this test itself can be run inside a Worker.
if (!process.env.HAS_STARTED_WORKER) {
process.env.HAS_STARTED_WORKER = 1;
const worker = new Worker(__filename);
worker.on('message', common.mustCall(() => worker.terminate()));
} else {
fs.watchFile(__filename, () => {});
parentPort.postMessage('running');
}