The Tor Browser / file revision

 Cu.import("resource://testing-common/httpd.js");

 XPCOMUtils.defineLazyGetter(this, "URL", function() {

   return "http://localhost:" + httpserver.identity.primaryPort;

 });

 var httpserver = new HttpServer();

 var testpath = "/simple";

 var httpbody = "0123456789";

 var live_channels = [];

 function run_test() {

   httpserver.registerPathHandler(testpath, serverHandler);

   httpserver.start(-1);

   var local_channel;

   // Opened channel that has no remaining references on shutdown

   local_channel = setupChannel(testpath);

   local_channel.asyncOpen(

       new ChannelListener(checkRequest, local_channel), null);

   // Opened channel that has no remaining references after being opened

   setupChannel(testpath).asyncOpen(

       new ChannelListener(function() {}, null), null);

   // Unopened channel that has remaining references on shutdown

   live_channels.push(setupChannel(testpath));

   // Opened channel that has remaining references on shutdown

   live_channels.push(setupChannel(testpath));

   live_channels[1].asyncOpen(

       new ChannelListener(checkRequestFinish, live_channels[1]), null);

   do_test_pending();

 }

 function setupChannel(path) {

   var ios = Cc["@mozilla.org/network/io-service;1"].getService(Ci.nsIIOService);

   var chan = ios.newChannel(URL + path, "", null);

   chan.QueryInterface(Ci.nsIHttpChannel);

   chan.requestMethod = "GET";

   return chan;

 }

 function serverHandler(metadata, response) {

   response.setHeader("Content-Type", "text/plain", false);

   response.bodyOutputStream.write(httpbody, httpbody.length);

 }

 function checkRequest(request, data, context) {

   do_check_eq(data, httpbody);

 }

 function checkRequestFinish(request, data, context) {

   checkRequest(request, data, context);

   httpserver.stop(do_test_finished);

 }