MD Settings: Implement search URLs.

chrome/test/data/webui/settings/settings_main_test.js

 // Copyright 2016 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.
 
 cr.define('settings_main_page', function() {
   /**
+   * Extending TestBrowserProxy even though SearchManager is not a browser proxy
+   * itself. Essentially TestBrowserProxy can act as a "proxy" for any external
+   * dependency, not just "browser proxies" (and maybe should be renamed to
+   * TestProxy).
+   *
    * @implements {SearchManager}
+   * @extends {settings.TestBrowserProxy}
    */
   var TestSearchManager = function() {
+    settings.TestBrowserProxy.call(this, [
+      'search',
+    ]);
+
     /** @private {boolean} */
     this.matchesFound_ = true;
 
     /** @private {?settings.SearchRequest} */
     this.searchRequest_ = null;
   }
 
   TestSearchManager.prototype = {
+    __proto__: settings.TestBrowserProxy.prototype,
+
     /**
      * @param {boolean} matchesFound
      */
     setMatchesFound: function(matchesFound) {
       this.matchesFound_ = matchesFound;
     },
 
     /** @override */
     search: function(text, page) {
+      this.methodCalled('search', text);
+
       if (this.searchRequest_ == null || !this.searchRequest_.isSame(text)) {
         this.searchRequest_ = new settings.SearchRequest(text);
         this.searchRequest_.finished = true;
         this.searchRequest_.updateMatches(this.matchesFound_);
         this.searchRequest_.resolver.resolve(this.searchRequest_);
       }
       return this.searchRequest_.resolver.promise;
     },
   };
 
@@ skipping 18 matching lines @@
         settings.setSearchManagerForTesting(searchManager);
         PolymerTest.clearBody();
         settingsMain = document.createElement('settings-main');
         settingsMain.prefs = settingsPrefs.prefs;
         settingsMain.toolbarSpinnerActive = false;
         document.body.appendChild(settingsMain);
       });
 
       teardown(function() { settingsMain.remove(); });
 
+      test('searchContents() triggers SearchManager', function() {
+        Polymer.dom.flush();
+
+        var expectedQuery1 = 'foo';
+        var expectedQuery2 = 'bar';
+        var expectedQuery3 = '';
+
+        return settingsMain.searchContents(expectedQuery1).then(function() {
+          return searchManager.whenCalled('search');
+        }).then(function(query) {
+          assertEquals(expectedQuery1, query);
+
+          searchManager.resetResolver('search');
+          return settingsMain.searchContents(expectedQuery2);
+        }).then(function() {
+          return searchManager.whenCalled('search');
+        }).then(function(query) {
+          assertEquals(expectedQuery2, query);
+
+          searchManager.resetResolver('search');
+          return settingsMain.searchContents(expectedQuery3);
+        }).then(function() {
+          return searchManager.whenCalled('search');
+        }).then(function(query) {
+          assertEquals(expectedQuery3, query);
+        });
+      });
+
       test('no results page shows and hides', function() {
         Polymer.dom.flush();
         var noSearchResults = settingsMain.$.noSearchResults;
         assertTrue(!!noSearchResults);
         assertTrue(noSearchResults.hidden);
 
         var toggleContainer = settingsMain.$$('#toggleContainer');
         assertTrue(!!toggleContainer);
         assertNotEquals('none', toggleContainer.style.display);
 
@@ skipping 119 matching lines @@
 
         assertTrue(settingsMain.showPages_.advanced);
       });
     });
   }
 
   return {
     registerTests: registerTests,
   };
 });