1 files changed, 18 insertions, 0 deletions
diff --git a/cli/tests/testdata/workers/nested_worker.js b/cli/tests/testdata/workers/nested_worker.js
new file mode 100644
index 000000000..4b51b8763
--- /dev/null
+++ b/cli/tests/testdata/workers/nested_worker.js
@@ -0,0 +1,18 @@
+// Specifier should be resolved relative to current file
+const jsWorker = new Worker(
+  new URL("sibling_worker.js", import.meta.url).href,
+  { type: "module", name: "sibling" },
+);
+
+jsWorker.onerror = (_e) => {
+  postMessage({ type: "error" });
+};
+
+jsWorker.onmessage = (e) => {
+  postMessage({ type: "msg", text: e });
+  close();
+};
+
+onmessage = function (e) {
+  jsWorker.postMessage(e.data);
+};