1 files changed, 10 insertions, 0 deletions
diff --git a/testing/web-platform/tests/webmessaging/MessagePort_initial_disabled.any.js b/testing/web-platform/tests/webmessaging/MessagePort_initial_disabled.any.js
new file mode 100644
index 0000000000..b897858175
--- /dev/null
+++ b/testing/web-platform/tests/webmessaging/MessagePort_initial_disabled.any.js
@@ -0,0 +1,10 @@
+// META: title=MessageChannel: port message queue is initially disabled
+
+// TODO: duplicate of ./message-channels/no-start.any.js?
+
+async_test(function(t) {
+  var channel = new MessageChannel();
+  channel.port2.addEventListener("message", t.unreached_func(), true);
+  channel.port1.postMessage("ping");
+  setTimeout(t.step_func_done(), 100);
+});