chrome/browser/ui/webui/downloads_ui_browsertest.js

   1 // Copyright 2013 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 GEN('#include "chrome/browser/ui/webui/downloads_ui_browsertest.h"');
   6
   7 /** @const */ var TOTAL_RESULT_COUNT = 25;
   8
   9 /**
  10  * Test C++ fixture for downloads WebUI testing.
  11  * @constructor
  12  * @extends {testing.Test}
  13  */
  14 function DownloadsUIBrowserTest() {}
  15
  16 /**
  17  * Base fixture for Downloads WebUI testing.
  18  * @extends {testing.Test}
  19  * @constructor
  20  */
  21 function BaseDownloadsWebUITest() {}
  22
  23 BaseDownloadsWebUITest.prototype = {
  24   __proto__: testing.Test.prototype,
  25
  26   /**
  27    * Browse to the downloads page & call our preLoad().
  28    */
  29   browsePreload: 'chrome://downloads',
  30
  31   /** @override */
  32   typedefCppFixture: 'DownloadsUIBrowserTest',
  33
  34   /** @override */
  35   testGenPreamble: function() {
  36     GEN('  SetDeleteAllowed(true);');
  37   },
  38
  39   /**
  40    * Sends TOTAL_RESULT_COUNT fake downloads to the page. This can't be called
  41    * in the preLoad, because it requires the global Download object to have
  42    * been created by the page.
  43    * @override
  44    */
  45   setUp: function() {
  46     // The entries will begin at 1:00 AM on Sept 2, 2008, and will be spaced
  47     // two minutes apart.
  48     var timestamp = new Date(2008, 9, 2, 1, 0).getTime();
  49     for (var i = 0; i < TOTAL_RESULT_COUNT; ++i) {
  50       downloads.updated(this.createDownload_(i, timestamp));
  51       timestamp += 2 * 60 * 1000;  // Next visit is two minutes later.
  52     }
  53     expectEquals(downloads.size(), TOTAL_RESULT_COUNT);
  54   },
  55
  56   /**
  57    * Creates a download object to be passed to the page, following the expected
  58    * backend format (see downloads_dom_handler.cc).
  59    * @param {number} A unique ID for the download.
  60    * @param {number} The time the download purportedly started.
  61    * @return {!Object} A fake download object.
  62    * @private
  63    */
  64   createDownload_: function(id, timestamp) {
  65     return {
  66       id: id,
  67       started: timestamp,
  68       otr: false,
  69       state: Download.States.COMPLETE,
  70       retry: false,
  71       file_path: '/path/to/file',
  72       file_url: 'http://google.com/' + timestamp,
  73       file_name: 'download_' + timestamp,
  74       url: 'http://google.com/' + timestamp,
  75       file_externally_removed: false,
  76       danger_type: Download.DangerType.NOT_DANGEROUS,
  77       last_reason_text: '',
  78       since_string: 'today',
  79       date_string: 'today',
  80       percent: 100,
  81       progress_status_text: 'done',
  82       received: 128,
  83     };
  84   },
  85
  86   /**
  87    * Asserts the correctness of the state of the UI elements
  88    * that delete the download history.
  89    * @param {boolean} allowDelete True if download history deletion is
  90    *     allowed and false otherwise.
  91    * @param {boolean} expectControlsHidden True if the controls to delete
  92    *     download history are expected to be hidden and false otherwise.
  93    */
  94   testHelper: function(allowDelete, expectControlsHidden) {
  95     var clearAllElements = document.getElementsByClassName('clear-all-link');
  96     var disabledElements = document.getElementsByClassName('disabled-link');
  97     var removeLinkElements =
  98         document.getElementsByClassName('control-remove-link');
  99
 100     // "Clear all" should be a link only when deletions are allowed.
 101     expectEquals(allowDelete ? 1 : 0, clearAllElements.length);
 102
 103     // There should be no disabled links when deletions are allowed.
 104     // On the other hand, when deletions are not allowed, "Clear All"
 105     // and all "Remove from list" links should be disabled.
 106     expectEquals(allowDelete ? 0 : TOTAL_RESULT_COUNT + 1,
 107         disabledElements.length);
 108
 109     // All "Remove from list" items should be links when deletions are allowed.
 110     // On the other hand, when deletions are not allowed, all
 111     // "Remove from list" items should be text.
 112     expectEquals(allowDelete ? TOTAL_RESULT_COUNT : 0,
 113         removeLinkElements.length);
 114
 115     if (allowDelete) {
 116       // "Clear all" should not be hidden.
 117       expectFalse(clearAllElements[0].hidden);
 118
 119       // No "Remove from list" items should be hidden.
 120       expectFalse(removeLinkElements[0].hidden);
 121     } else {
 122       expectEquals(expectControlsHidden, disabledElements[0].hidden);
 123     }
 124
 125     // The model is updated synchronously, even though the actual
 126     // back-end removal (tested elsewhere) is asynchronous.
 127     clearAll();
 128     expectEquals(allowDelete ? 0 : TOTAL_RESULT_COUNT, downloads.size());
 129   },
 130 };
 131
 132 // Test UI when removing entries is allowed.
 133 TEST_F('BaseDownloadsWebUITest', 'DeleteAllowed', function() {
 134   this.testHelper(true, false);
 135   // TODO(pamg): Mock out the back-end calls, so we can also test removing a
 136   // single item.
 137   testDone();
 138 });
 139
 140 /**
 141  * Fixture for Downloads WebUI testing when deletions are prohibited.
 142  * @extends {BaseDownloadsWebUITest}
 143  * @constructor
 144  */
 145 function DownloadsWebUIDeleteProhibitedTest() {}
 146
 147 DownloadsWebUIDeleteProhibitedTest.prototype = {
 148   __proto__: BaseDownloadsWebUITest.prototype,
 149
 150   /** @override */
 151   testGenPreamble: function() {
 152     GEN('  SetDeleteAllowed(false);');
 153   },
 154 };
 155
 156 // Test UI when removing entries is prohibited.
 157 TEST_F('DownloadsWebUIDeleteProhibitedTest', 'DeleteProhibited', function() {
 158   this.testHelper(false, false);
 159   // TODO(pamg): Mock out the back-end calls, so we can also test removing a
 160   // single item.
 161   testDone();
 162 });
 163
 164 /**
 165  * Fixture for Downloads WebUI testing for a supervised user.
 166  * @extends {BaseDownloadsWebUITest}
 167  * @constructor
 168  */
 169 function DownloadsWebUIForSupervisedUsersTest() {}
 170
 171 DownloadsWebUIForSupervisedUsersTest.prototype = {
 172   __proto__: BaseDownloadsWebUITest.prototype,
 173
 174   /** @override */
 175   typedefCppFixture: 'DownloadsWebUIForSupervisedUsersTest',
 176 };
 177
 178 // Test UI for supervised users, removing entries should be disabled
 179 // and removal controls should be hidden.
 180 TEST_F('DownloadsWebUIForSupervisedUsersTest', 'SupervisedUsers', function() {
 181   this.testHelper(false, true);
 182   testDone();
 183 });