downloads: break downloads.js into more classes/files.

chrome/browser/ui/webui/downloads_ui_browsertest.js

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 GEN_INCLUDE(['downloads_ui_browsertest_base.js']);
 GEN('#include "chrome/browser/ui/webui/downloads_ui_browsertest.h"');
 
 // Test UI when removing entries is allowed.
 TEST_F('BaseDownloadsWebUITest', 'DeleteAllowed', function() {
   this.expectDeleteControlsVisible(true);
   // TODO(pamg): Mock out the back-end calls, so we can also test removing a
   // single item.
   testDone();
 });
 
 TEST_F('BaseDownloadsWebUITest', 'NoResultsHiddenWhenDownloads', function() {
-  assertNotEquals(0, downloads.size());
+  assertNotEquals(0, downloads.Manager.size());
   expectFalse($('downloads-display').hidden);
   expectTrue($('no-downloads-or-results').hidden);
 });
 
 TEST_F('BaseDownloadsWebUITest', 'NoSearchResultsShown', function() {
   expectFalse($('downloads-display').hidden);
   var noResults = $('no-downloads-or-results');
   expectTrue(noResults.hidden);
 
-  setSearch('just try to search for me!');
+  downloads.Manager.setSearchText('just try to search for me!');
   this.sendEmptyList();
 
   expectTrue($('downloads-display').hidden);
   this.checkShowing(noResults, loadTimeData.getString('no_search_results'));
 });
 
 TEST_F('BaseDownloadsWebUITest', 'NoDownloadsAfterClearAll', function() {
   expectFalse($('downloads-display').hidden);
   var noResults = $('no-downloads-or-results');
   expectTrue(noResults.hidden);
 
-  clearAll();
+  $('clear-all').click();
   this.sendEmptyList();
 
   expectTrue($('downloads-display').hidden);
   this.checkShowing(noResults, loadTimeData.getString('no_downloads'));
 });
 
 /**
  * @constructor
  * @extends {BaseDownloadsWebUITest}
  */
 function EmptyDownloadsWebUITest() {}
 
 EmptyDownloadsWebUITest.prototype = {
   __proto__: BaseDownloadsWebUITest.prototype,
 
   /** @override */
   setUp: function() {
     // Doesn't create any fake downloads.
-    assertEquals(0, downloads.size());
+    assertEquals(0, downloads.Manager.size());
   },
 };
 
 TEST_F('EmptyDownloadsWebUITest', 'NoDownloadsMessageShowing', function() {
   expectTrue($('downloads-display').hidden);
   var noResults = $('no-downloads-or-results');
   this.checkShowing(noResults, loadTimeData.getString('no_downloads'));
 });
 
 TEST_F('EmptyDownloadsWebUITest', 'NoSearchResultsWithNoDownloads', function() {
-  setSearch('bananas');
+  downloads.Manager.setSearchText('bananas');
   this.sendEmptyList();
 
   expectTrue($('downloads-display').hidden);
   var noResults = $('no-downloads-or-results');
   this.checkShowing(noResults, loadTimeData.getString('no_search_results'));
 });
 
 /**
  * Fixture for Downloads WebUI testing when deletions are prohibited.
  * @extends {BaseDownloadsWebUITest}
@@ skipping 10 matching lines @@
   },
 };
 
 // Test UI when removing entries is prohibited.
 TEST_F('DownloadsWebUIDeleteProhibitedTest', 'DeleteProhibited', function() {
   this.expectDeleteControlsVisible(false);
   // TODO(pamg): Mock out the back-end calls, so we can also test removing a
   // single item.
   testDone();
 });
+
+TEST_F('DownloadsWebUIDeleteProhibitedTest', 'ClearLeavesSearch', function() {
+  downloads.Manager.setSearchText('muhahaha');
+  $('clear-all').click();
+  expectGE(downloads.Manager.getInstance().searchText_.length, 0);
+});