chrome/test/data/extensions/api_test/webrequest_sendmessage/background.js

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 var EVENT_MESSAGE_EXTENSION_STRING = "Extension";
   6
   7 // Constants as functions, not to be called until after runTests.
   8 function getURLHttpSimpleLoad() {
   9   return getServerURL('extensions/api_test/webrequest/simpleLoad/a.html');
  10 }
  11
  12 function getServerURL(path) {
  13   return 'http://www.a.com:' + testServerPort + '/' + path;
  14 }
  15
  16 function runTests(tests) {
  17   chrome.test.getConfig(function(config) {
  18     testServerPort = config.testServer.port;
  19     chrome.test.runTests(tests);
  20   });
  21 }
  22
  23 function size(obj) {
  24   var size = 0, key;
  25   for (key in obj) {
  26     if (obj.hasOwnProperty(key)) size++;
  27   }
  28   return size;
  29 };
  30
  31 runTests([
  32   function testSendMessage() {
  33     var expectedEvents = {
  34       "onBeforeRequest-Extension": 1,
  35       "onBeforeSendHeaders-Extension": 1,
  36       "onHeadersReceived-Extension": 1
  37       // "onAuthRequired-Extension" is not sent for this test case.
  38     };
  39     var done = chrome.test.listenForever(
  40         chrome.declarativeWebRequest.onMessage,
  41         function(details) {
  42       if (EVENT_MESSAGE_EXTENSION_STRING != details.message) {
  43         chrome.test.fail("Invalid message: " + details.message);
  44       }
  45       chrome.test.assertEq(getURLHttpSimpleLoad(), details.url);
  46       var messageKey = details.stage + "-" + details.message;
  47       if (messageKey in expectedEvents) {
  48         delete expectedEvents[messageKey];
  49         if (size(expectedEvents) == 0) {
  50           done();
  51         }
  52       } else {
  53         chrome.test.fail();
  54       }
  55     });
  56
  57     chrome.declarativeWebRequest.onRequest.removeRules(null, function() {
  58       var rule = {
  59         conditions: [
  60           new chrome.declarativeWebRequest.RequestMatcher(
  61               {url: {urlEquals: getURLHttpSimpleLoad()}}),
  62         ],
  63         actions: [
  64           new chrome.declarativeWebRequest.SendMessageToExtension(
  65               {message: EVENT_MESSAGE_EXTENSION_STRING}),
  66         ],
  67       };
  68       chrome.declarativeWebRequest.onRequest.addRules([rule], function() {
  69         chrome.tabs.create({"url": getURLHttpSimpleLoad()});
  70       });
  71     });
  72   }
  73 ]);
  74