1 files changed, 7 insertions, 0 deletions
diff --git a/dom/broadcastchannel/tests/broadcastchannel_worker_alive.js b/dom/broadcastchannel/tests/broadcastchannel_worker_alive.js
new file mode 100644
index 0000000000..d63e7d3bfb
--- /dev/null
+++ b/dom/broadcastchannel/tests/broadcastchannel_worker_alive.js
@@ -0,0 +1,7 @@
+new BroadcastChannel("foobar").addEventListener("message", function(event) {
+  if (event.data != "READY") {
+    event.target.postMessage(event.data);
+  }
+});
+
+new BroadcastChannel("foobar").postMessage("READY");