netwerk/test/unit/test_httpcancel.js

   1 // This file ensures that canceling a channel early does not
   2 // send the request to the server (bug 350790)
   3
   4 do_import_script("netwerk/test/httpserver/httpd.js");
   5
   6 const NS_BINDING_ABORTED = 0x804b0002;
   7
   8 var observer = {
   9   QueryInterface: function eventsink_qi(iid) {
  10     if (iid.equals(Components.interfaces.nsISupports) ||
  11         iid.equals(Components.interfaces.nsIObserver))
  12       return this;
  13     throw Components.results.NS_ERROR_NO_INTERFACE;
  14   },
  15
  16   observe: function(subject, topic, data) {
  17     subject = subject.QueryInterface(Components.interfaces.nsIRequest);
  18     subject.cancel(NS_BINDING_ABORTED);
  19
  20     var obs = Components.classes["@mozilla.org/observer-service;1"].getService();
  21     obs = obs.QueryInterface(Components.interfaces.nsIObserverService);
  22     obs.removeObserver(observer, "http-on-modify-request");
  23   }
  24 };
  25
  26 var listener = {
  27   onStartRequest: function test_onStartR(request, ctx) {
  28     do_check_eq(request.status, NS_BINDING_ABORTED);
  29   },
  30
  31   onDataAvailable: function test_ODA() {
  32     do_throw("Should not get any data!");
  33   },
  34
  35   onStopRequest: function test_onStopR(request, ctx, status) {
  36     httpserv.stop();
  37     do_test_finished();
  38   }
  39 };
  40
  41 function makeChan(url) {
  42   var ios = Components.classes["@mozilla.org/network/io-service;1"]
  43                       .getService(Components.interfaces.nsIIOService);
  44   var chan = ios.newChannel(url, null, null)
  45                 .QueryInterface(Components.interfaces.nsIHttpChannel);
  46
  47   return chan;
  48 }
  49
  50 var httpserv = null;
  51
  52 function run_test() {
  53   httpserv = new nsHttpServer();
  54   httpserv.registerPathHandler("/failtest", failtest);
  55   httpserv.start(4444);
  56
  57   var obs = Components.classes["@mozilla.org/observer-service;1"].getService();
  58   obs = obs.QueryInterface(Components.interfaces.nsIObserverService);
  59   obs.addObserver(observer, "http-on-modify-request", false);
  60
  61   var chan = makeChan("http://localhost:4444/failtest");
  62
  63   chan.asyncOpen(listener, null);
  64
  65   do_test_pending();
  66 }
  67
  68 // PATHS
  69
  70 // /failtest
  71 function failtest(metadata, response) {
  72   do_throw("This should not be reached");
  73 }