1 files changed, 19 insertions, 0 deletions
diff --git a/tests/specs/node/worker_threads/auto_exits.mjs b/tests/specs/node/worker_threads/auto_exits.mjs
new file mode 100644
index 000000000..e434f59f7
--- /dev/null
+++ b/tests/specs/node/worker_threads/auto_exits.mjs
@@ -0,0 +1,19 @@
+import { isMainThread, parentPort, Worker } from "node:worker_threads";
+
+function onMessageOneshot() {
+  console.log("Got message from main thread!");
+  parentPort.off("message", onMessageOneshot);
+}
+
+if (isMainThread) {
+  // This re-loads the current file inside a Worker instance.
+  const w = new Worker(import.meta.filename);
+
+  setTimeout(() => {
+    w.postMessage("Hello! I am from the main thread.");
+  }, 500);
+} else {
+  console.log("Inside Worker!");
+  console.log(isMainThread); // Prints 'false'.
+  parentPort.on("message", onMessageOneshot);
+}