[MD Bookmarks] Add search.

chrome/test/data/webui/md_bookmarks/store_test.js

Index: chrome/test/data/webui/md_bookmarks/store_test.js
diff --git a/chrome/test/data/webui/md_bookmarks/store_test.js b/chrome/test/data/webui/md_bookmarks/store_test.js
index ebc15638053f0eb4783659e0c7e4bb285f248544..a1cf7e0e42cf12e54260a79b23a8a7a35bce2eaf 100644
--- a/chrome/test/data/webui/md_bookmarks/store_test.js
+++ b/chrome/test/data/webui/md_bookmarks/store_test.js
@@ -32,19 +32,21 @@ suite('<bookmarks-store>', function() {
     assertEquals(TEST_TREE.children[2], store.idToNodeMap_['5']);
   });
 
-  test('changing selectedId changes the selectedNode', function(){
+  test('changing selectedId changes the displayedList', function(){
     store.selectedId = '0';
-    assertEquals(TEST_TREE, store.selectedNode);
+    assertEquals(TEST_TREE.children, store.displayedList);
     store.selectedId = '1';
-    assertEquals(TEST_TREE.children[0], store.selectedNode);
+    assertEquals(TEST_TREE.children[0].children, store.displayedList);
     store.selectedId = '2';
-    assertEquals(TEST_TREE.children[0].children[0], store.selectedNode);
+    assertEquals(
+        TEST_TREE.children[0].children[0].children, store.displayedList);
     store.selectedId = '3';
-    assertEquals(TEST_TREE.children[0].children[1], store.selectedNode);
+    assertEquals(
+        TEST_TREE.children[0].children[1].children, store.displayedList);
     store.selectedId = '4';
-    assertEquals(TEST_TREE.children[1], store.selectedNode);
+    assertEquals(TEST_TREE.children[1].children, store.displayedList);
     store.selectedId = '5';
-    assertEquals(TEST_TREE.children[2], store.selectedNode);
+    assertEquals(TEST_TREE.children[2].children, store.displayedList);
   });
 
   test('correct paths generated for nodes', function() {
@@ -168,6 +170,39 @@ suite('<bookmarks-store>', function() {
     assertEquals('0', store.selectedId);
   });
 
+  test('displayedList updates after searchTerm changes', function() {
+      var SEARCH_RESULTS = [
+        'cat',
+        'apple',
+        'Paris',
+      ];
+
+      chrome.bookmarks.search = function(searchTerm, callback) {

[tsergeant, 2017/01/13 01:56:23]

No need to do anything here, but it'd be good to do something to make this kind
of mocking easier to do (with some kind of test util). This is not going to be
the only time we'll want to overwrite a bookmark manager function.

Just something to think about for the future.

+        callback(SEARCH_RESULTS);
+      };
+
+      // Search for a non-empty string.
+      store.searchTerm = 'a';
+      assertFalse(store.rootNode.children[0].isSelected);
+      assertEquals(null, store.selectedId);
+      assertEquals(SEARCH_RESULTS, store.displayedList);
+
+      // Clear the searchTerm.
+      store.searchTerm = '';
+      var defaultFolder = store.rootNode.children[0];
+      assertTrue(defaultFolder.isSelected);
+      assertEquals(defaultFolder.id, store.selectedId);
+      assertEquals(defaultFolder.children, store.displayedList);
+
+      // Search with no bookmarks returned.
+      var EMPTY_RESULT = [];
+      chrome.bookmarks.search = function(searchTerm, callback) {
+        callback(EMPTY_RESULT);
+      };
+      store.searchTerm = 'asdf';
+      assertEquals(EMPTY_RESULT, store.displayedList);
+  });
+
   test('bookmark gets updated after editing', function() {
     // Edit title updates idToNodeMap_ properly.
     store.onBookmarkChanged_('4', {'title': 'test'});