<!DOCTYPE HTML> <html> <!-- https://bugzilla.mozilla.org/show_bug.cgi?id=677638 --> <head> <meta charset="utf-8"> <title>Test for Bug 677638 - 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=677638">Mozilla Bug 677638</a> <div id="content"></div> <pre id="test"> </pre> <script type="application/javascript"> // This test checks if MessagePorts can be shared with iframes function test_iframe() { window.addEventListener('message', receiveMessage, false); function receiveMessage(evt) { if (evt.data.status == 'OK') { ok(true, evt.data.message); } else if (evt.data.status == 'KO') { ok(false, evt.data.message); } else if (evt.data.status == 'FINISH') { ok (evt.data.port instanceof MessagePort, "Data contains a MessagePort"); window.removeEventListener('message', receiveMessage); runTest(); } else { ok(false, "Unknown message"); } } var a = new MessageChannel(); ok(a, "MessageChannel created"); var div = document.getElementById("content"); ok(div, "Parent exists"); var ifr = document.createElement("iframe"); ifr.addEventListener("load", iframeLoaded, false); ifr.setAttribute('src', "iframe_messageChannel_cloning.html"); div.appendChild(ifr); function iframeLoaded() { ifr.contentWindow.postMessage({ port: a.port2 }, '*', [a.port2]); } } var tests = [ test_iframe ]; function runTest() { if (!tests.length) { SimpleTest.finish(); return; } var test = tests.shift(); test(); } SimpleTest.waitForExplicitFinish(); runTest(); </script> </body> </html>