chrome/test/data/extensions/api_test/tabs/on_removed/tabs_util.js

   1 // Copyright (c) 2011 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 // Utility functions to help with tabs/windows testing.
   6
   7 // Removes current windows and creates one window with tabs set to
   8 // the urls in the array |tabUrls|. At least one url must be specified.
   9 // The |callback| should look like function(windowId, tabIds) {...}.
  10 function setupWindow(tabUrls, callback) {
  11   createWindow(tabUrls, {}, function(winId, tabIds) {
  12     // Remove all other windows.
  13     var removedCount = 0;
  14     chrome.windows.getAll({}, function(windows) {
  15       for (var i in windows) {
  16         if (windows[i].id != winId) {
  17           chrome.windows.remove(windows[i].id, function() {
  18             removedCount++;
  19             if (removedCount == windows.length - 1)
  20               callback(winId, tabIds);
  21           });
  22         }
  23       }
  24       if (windows.length == 1)
  25         callback(winId, tabIds);
  26     });
  27   });
  28 }
  29
  30 // Creates one window with tabs set to the urls in the array |tabUrls|.
  31 // At least one url must be specified.
  32 // The |callback| should look like function(windowId, tabIds) {...}.
  33 function createWindow(tabUrls, winOptions, callback) {
  34   winOptions["url"] = tabUrls;
  35   chrome.windows.create(winOptions, function(win) {
  36     var newTabIds = [];
  37     assertTrue(win.id > 0);
  38     assertEq(tabUrls.length, win.tabs.length);
  39
  40     for (var i = 0; i < win.tabs.length; i++)
  41       newTabIds.push(win.tabs[i].id);
  42
  43     callback(win.id, newTabIds);
  44   });
  45 }
  46
  47 // Waits until all tabs (yes, in every window) have status "complete".
  48 // This is useful to prevent test overlap when testing tab events.
  49 // |callback| should look like function() {...}.  Note that |callback| expects
  50 // zero arguments.
  51 function waitForAllTabs(callback) {
  52   // Wait for all tabs to load.
  53   function waitForTabs(){
  54     chrome.windows.getAll({"populate": true}, function(windows) {
  55       var ready = true;
  56       for (var i in windows){
  57         for (var j in windows[i].tabs) {
  58           if (windows[i].tabs[j].status != "complete") {
  59             ready = false;
  60             break;
  61           }
  62         }
  63         if (!ready)
  64           break;
  65       }
  66       if (ready)
  67         callback();
  68       else
  69         window.setTimeout(waitForTabs, 30);
  70     });
  71   }
  72   waitForTabs();
  73 }
  74