<!DOCTYPE HTML> <html> <!-- https://bugzilla.mozilla.org/show_bug.cgi?id=1178076 --> <head> <meta charset="utf-8"> <title>Test for Bug 1178076</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=1178076">Mozilla Bug 1178076</a> <div id="content"></div> <pre id="test"> </pre> <script type="application/javascript"> function runTest() { onmessage = function(e) { ok(e.ports.length, 1, "A port has been received!"); var port = e.ports[0]; ok(port instanceof MessagePort, "This is a port."); SimpleTest.finish(); } // In this test we want to see if we leak a neutered port closing port1 // and sending port2 to the same window. This operation doesn't involve IPC. var mc = new MessageChannel(); mc.port1.close(); postMessage(42, '*', [mc.port2]); } SimpleTest.waitForExplicitFinish(); runTest(); </script> </body> </html>