1 files changed, 14 insertions, 0 deletions
diff --git a/cli/tests/testdata/run/unstable_fs.js b/cli/tests/testdata/run/unstable_fs.js
new file mode 100644
index 000000000..83f14f2fd
--- /dev/null
+++ b/cli/tests/testdata/run/unstable_fs.js
@@ -0,0 +1,14 @@
+const scope = import.meta.url.slice(-7) === "#worker" ? "worker" : "main";
+
+console.log(scope, Deno.flock);
+console.log(scope, Deno.flockSync);
+console.log(scope, Deno.funlock);
+console.log(scope, Deno.funlockSync);
+console.log(scope, Deno.umask);
+
+if (scope === "worker") {
+  postMessage("done");
+} else {
+  const worker = new Worker(`${import.meta.url}#worker`, { type: "module" });
+  worker.onmessage = () => Deno.exit(0);
+}