netwerk/test/unit/test_standardurl_default_port.js

   1 /* -*- Mode: javascript; indent-tabs-mode: nil; js-indent-level: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 /* This test exercises the nsIStandardURL "setDefaultPort" API. */
   8
   9 "use strict";
  10
  11 function run_test() {
  12   function stringToURL(str) {
  13     return Cc["@mozilla.org/network/standard-url-mutator;1"]
  14       .createInstance(Ci.nsIStandardURLMutator)
  15       .init(Ci.nsIStandardURL.URLTYPE_AUTHORITY, 80, str, "UTF-8", null)
  16       .finalize()
  17       .QueryInterface(Ci.nsIStandardURL);
  18   }
  19
  20   // Create a nsStandardURL:
  21   var origUrlStr = "http://foo.com/";
  22   var stdUrl = stringToURL(origUrlStr);
  23   Assert.equal(-1, stdUrl.port);
  24
  25   // Changing default port shouldn't adjust the value returned by "port",
  26   // or the string representation.
  27   let def100Url = stdUrl
  28     .mutate()
  29     .QueryInterface(Ci.nsIStandardURLMutator)
  30     .setDefaultPort(100)
  31     .finalize();
  32   Assert.equal(-1, def100Url.port);
  33   Assert.equal(def100Url.spec, origUrlStr);
  34
  35   // Changing port directly should update .port and .spec, though:
  36   let port200Url = stdUrl.mutate().setPort("200").finalize();
  37   Assert.equal(200, port200Url.port);
  38   Assert.equal(port200Url.spec, "http://foo.com:200/");
  39
  40   // ...but then if we change default port to match the custom port,
  41   // the custom port should reset to -1 and disappear from .spec:
  42   let def200Url = port200Url
  43     .mutate()
  44     .QueryInterface(Ci.nsIStandardURLMutator)
  45     .setDefaultPort(200)
  46     .finalize();
  47   Assert.equal(-1, def200Url.port);
  48   Assert.equal(def200Url.spec, origUrlStr);
  49
  50   // And further changes to default port should not make custom port reappear.
  51   let def300Url = def200Url
  52     .mutate()
  53     .QueryInterface(Ci.nsIStandardURLMutator)
  54     .setDefaultPort(300)
  55     .finalize();
  56   Assert.equal(-1, def300Url.port);
  57   Assert.equal(def300Url.spec, origUrlStr);
  58 }