netwerk/test/unit/test_channel_priority.js

   1 /* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
   2 /* Any copyright is dedicated to the Public Domain.
   3  * http://creativecommons.org/publicdomain/zero/1.0/ */
   4
   5 "use strict";
   6
   7 const { HttpServer } = ChromeUtils.import("resource://testing-common/httpd.js");
   8
   9 let httpserver;
  10 let port;
  11
  12 function startHttpServer() {
  13   httpserver = new HttpServer();
  14
  15   httpserver.registerPathHandler("/resource", (metadata, response) => {
  16     response.setStatusLine(metadata.httpVersion, 200, "OK");
  17     response.setHeader("Content-Type", "text/plain", false);
  18     response.setHeader("Cache-Control", "no-cache", false);
  19     response.bodyOutputStream.write("data", 4);
  20   });
  21
  22   httpserver.registerPathHandler("/redirect", (metadata, response) => {
  23     response.setStatusLine(metadata.httpVersion, 302, "Redirect");
  24     response.setHeader("Location", "/resource", false);
  25     response.setHeader("Cache-Control", "no-cache", false);
  26   });
  27
  28   httpserver.start(-1);
  29   port = httpserver.identity.primaryPort;
  30 }
  31
  32 function stopHttpServer() {
  33   httpserver.stop(() => {});
  34 }
  35
  36 function makeRequest(uri) {
  37   let requestChannel = NetUtil.newChannel({
  38     uri,
  39     loadUsingSystemPrincipal: true,
  40   });
  41   requestChannel.QueryInterface(Ci.nsISupportsPriority);
  42   requestChannel.priority = Ci.nsISupportsPriority.PRIORITY_HIGHEST;
  43   requestChannel.asyncOpen(new ChannelListener(checkResponse, requestChannel));
  44 }
  45
  46 function checkResponse(request, buffer, requestChannel) {
  47   requestChannel.QueryInterface(Ci.nsISupportsPriority);
  48   Assert.equal(
  49     requestChannel.priority,
  50     Ci.nsISupportsPriority.PRIORITY_HIGHEST
  51   );
  52
  53   // the response channel can be different (if it was redirected)
  54   let responseChannel = request.QueryInterface(Ci.nsISupportsPriority);
  55   Assert.equal(
  56     responseChannel.priority,
  57     Ci.nsISupportsPriority.PRIORITY_HIGHEST
  58   );
  59
  60   run_next_test();
  61 }
  62
  63 add_test(function test_regular_request() {
  64   makeRequest(`http://localhost:${port}/resource`);
  65 });
  66
  67 add_test(function test_redirect() {
  68   makeRequest(`http://localhost:${port}/redirect`);
  69 });
  70
  71 function run_test() {
  72   // jshint ignore:line
  73   if (!runningInParent) {
  74     // add a task to report test finished to parent process at the end of test queue,
  75     // since do_register_cleanup is not available in child xpcshell test script.
  76     add_test(function() {
  77       do_send_remote_message("finished");
  78       run_next_test();
  79     });
  80
  81     // waiting for parent process to assign server port via configPort()
  82     return;
  83   }
  84
  85   startHttpServer();
  86   registerCleanupFunction(stopHttpServer);
  87   run_next_test();
  88 }
  89
  90 // This is used by unit_ipc/test_channel_priority_wrap.js for e10s XPCShell test
  91 /* exported configPort */
  92 function configPort(serverPort) {
  93   // jshint ignore:line
  94   port = serverPort;
  95   run_next_test();
  96 }