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

Refs: #21093 (comment) PR-URL: #21179 Reviewed-By: Anatoli Papirovski <[email protected]> Reviewed-By: Jeremiah Senkpiel <[email protected]> Reviewed-By: Yuta Hiroto <[email protected]> Reviewed-By: Benjamin Gruenbaum <[email protected]> Reviewed-By: Colin Ihrig <[email protected]> Reviewed-By: Trivikram Kamat <[email protected]> Reviewed-By: Minwoo Jung <[email protected]> Reviewed-By: James M Snell <[email protected]>
nodejs · Mar 27, 2019 · ea42514 · ea42514
1 parent 0303aba
commit ea42514
Showing 1 changed file with 18 additions and 0 deletions.
diff --git a/test/parallel/test-worker-fs-stat-watcher.js b/test/parallel/test-worker-fs-stat-watcher.js
@@ -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');
+}