1 files changed, 14 insertions, 0 deletions
diff --git a/testing/web-platform/tests/webmessaging/Channel_postMessage_clone_port_error.any.js b/testing/web-platform/tests/webmessaging/Channel_postMessage_clone_port_error.any.js
new file mode 100644
index 0000000000..cbee47270c
--- /dev/null
+++ b/testing/web-platform/tests/webmessaging/Channel_postMessage_clone_port_error.any.js
@@ -0,0 +1,14 @@
+// META: title=postMessage() DataCloneError: cloning source port
+
+    var description = "Test Description: Throw a DataCloneError if transfer array in postMessage contains source port.";
+
+    test(function()
+    {
+        var channel = new MessageChannel();
+        channel.port1.start();
+
+        assert_throws_dom("DATA_CLONE_ERR", function()
+        {
+            channel.port1.postMessage("ports", [channel.port1]);
+        });
+    }, description);