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+<!DOCTYPE HTML>
+<html>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=912456
+-->
+<head>
+ <meta charset="utf-8">
+ <title>Test for Bug 912456 - port cloning</title>
+ <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
+ <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
+</head>
+<body>
+<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=912456">Mozilla Bug 912456</a>
+<script type="application/javascript">
+
+ function testTransfer() {
+ var a = new MessageChannel();
+ ok(a, "MessageChannel created");
+
+ window.addEventListener('message', receiveMessage, false);
+ function receiveMessage(evt) {
+ ok(evt.data.port, "Port has been received!");
+
+ var a = new MessageChannel();
+ ok(a, "MessageChannel created");
+
+ try {
+ evt.data.port.postMessage({port: a.port2});
+ ok(false, "PostMessage should throw! - no transfered port");
+ } catch(e) {
+ ok(true, "PostMessage should throw! - no transfered port");
+ }
+
+ try {
+ evt.data.port.postMessage({port: a.port2}, [a.port2, a.port2]);
+ ok(false, "PostMessage should throw - no duplicate!");
+ } catch(e) {
+ ok(true, "PostMessage should throw - no duplicate!");
+ }
+
+ evt.data.port.postMessage({port: a.port2}, [a.port2]);
+ }
+
+ a.port1.onmessage = function(evt) {
+ ok(evt.data.port, "Port has been received!");
+ window.removeEventListener('message', receiveMessage);
+ runTest();
+ }
+
+ try {
+ postMessage({ port: a.port2}, 42, '*');
+ ok(false, "PostMessage should throw! - no transfered port");
+ } catch(e) {
+ ok(true, "PostMessage should throw! - no transfered port");
+ }
+
+ try {
+ postMessage({ port: a.port2}, 42, '*', [a.port2, a.port2]);
+ ok(false, "PostMessage should throw - no duplicate!");
+ } catch(e) {
+ ok(true, "PostMessage should throw - no duplicate!");
+ }
+
+ postMessage({port: a.port2}, '*', [a.port2]);
+ }
+
+ function testPorts() {
+ var a = new MessageChannel();
+ ok(a, "MessageChannel created");
+
+ window.addEventListener('message', receiveMessage, false);
+ function receiveMessage(evt) {
+ ok(evt.data, "Data is 42");
+ ok(evt.ports, "Port is received");
+ is(evt.ports.length, 1, "Ports.length is 1");
+
+ var a = new MessageChannel();
+ ok(a, "MessageChannel created");
+
+ evt.ports[0].postMessage(42, [a.port2]);
+ }
+
+ a.port1.onmessage = function(evt) {
+ ok(evt.data, "Data is 42");
+ ok(evt.ports, "Port is received");
+ is(evt.ports.length, 1, "Ports.length is 1");
+ window.removeEventListener('message', receiveMessage);
+ runTest();
+ }
+
+ postMessage(42, '*', [a.port2]);
+ }
+
+ var tests = [
+ testTransfer,
+ testPorts
+ ];
+
+ function runTest() {
+ if (!tests.length) {
+ SimpleTest.finish();
+ return;
+ }
+
+ var test = tests.shift();
+ test();
+ }
+
+ SimpleTest.waitForExplicitFinish();
+ runTest();
+
+</script>
+</body>
+</html>
+