1 files changed, 24 insertions, 0 deletions
diff --git a/dom/messagechannel/tests/iframe_messageChannel_transferable.html b/dom/messagechannel/tests/iframe_messageChannel_transferable.html
new file mode 100644
index 0000000000..0a00add71f
--- /dev/null
+++ b/dom/messagechannel/tests/iframe_messageChannel_transferable.html
@@ -0,0 +1,24 @@
+<!DOCTYPE HTML>
+<html>
+<body>
+  <script type="application/javascript">
+
+  function ok(what, msg) {
+    window.parent.postMessage({type: what ? 'OK' : 'KO', msg }, '*');
+  }
+
+  window.addEventListener('message', receiveMessage);
+  function receiveMessage(evt) {
+    ok(evt.ports.length == 1, "Port transferred!");
+
+    var a = new MessageChannel();
+    ok(a, "MessageChannel created");
+    evt.ports[0].postMessage('hello world!', [a.port2]);
+    a.port1.onmessage = function(event) {
+      event.target.postMessage(event.data);
+    }
+  }
+
+  </script>
+</body>
+</html>