| // Copyright (c) 2012 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. |
| |
| #include "chrome/browser/ui/bookmarks/recently_used_folders_combo_model.h" |
| |
| #include <memory> |
| |
| #include "base/macros.h" |
| #include "base/strings/utf_string_conversions.h" |
| #include "components/bookmarks/browser/bookmark_model.h" |
| #include "components/bookmarks/test/bookmark_test_helpers.h" |
| #include "components/bookmarks/test/test_bookmark_client.h" |
| #include "content/public/test/test_browser_thread_bundle.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| #include "ui/base/models/combobox_model_observer.h" |
| |
| using bookmarks::BookmarkModel; |
| using bookmarks::BookmarkNode; |
| using bookmarks::TestBookmarkClient; |
| // Implementation of ComboboxModelObserver that records when |
| // OnComboboxModelChanged() is invoked. |
| class TestComboboxModelObserver : public ui::ComboboxModelObserver { |
| public: |
| TestComboboxModelObserver() : changed_(false) {} |
| ~TestComboboxModelObserver() override {} |
| |
| // Returns whether the model changed and clears changed state. |
| bool GetAndClearChanged() { |
| const bool changed = changed_; |
| changed_ = false; |
| return changed; |
| } |
| |
| // ui::ComboboxModelObserver: |
| void OnComboboxModelChanged(ui::ComboboxModel* model) override { |
| changed_ = true; |
| } |
| |
| private: |
| bool changed_; |
| |
| DISALLOW_COPY_AND_ASSIGN(TestComboboxModelObserver); |
| }; |
| |
| class RecentlyUsedFoldersComboModelTest : public testing::Test { |
| public: |
| RecentlyUsedFoldersComboModelTest() = default; |
| |
| private: |
| content::TestBrowserThreadBundle test_browser_thread_bundle_; |
| |
| DISALLOW_COPY_AND_ASSIGN(RecentlyUsedFoldersComboModelTest); |
| }; |
| |
| // Verifies there are no duplicate nodes in the model. |
| TEST_F(RecentlyUsedFoldersComboModelTest, NoDups) { |
| std::unique_ptr<BookmarkModel> bookmark_model( |
| TestBookmarkClient::CreateModel()); |
| const BookmarkNode* new_node = bookmark_model->AddURL( |
| bookmark_model->bookmark_bar_node(), 0, base::ASCIIToUTF16("a"), |
| GURL("http://a")); |
| RecentlyUsedFoldersComboModel model(bookmark_model.get(), new_node); |
| std::set<base::string16> items; |
| for (int i = 0; i < model.GetItemCount(); ++i) { |
| if (!model.IsItemSeparatorAt(i)) |
| EXPECT_EQ(0u, items.count(model.GetItemAt(i))); |
| } |
| } |
| |
| // Verifies that observers are notified on changes. |
| TEST_F(RecentlyUsedFoldersComboModelTest, NotifyObserver) { |
| std::unique_ptr<BookmarkModel> bookmark_model( |
| TestBookmarkClient::CreateModel()); |
| const BookmarkNode* folder = bookmark_model->AddFolder( |
| bookmark_model->bookmark_bar_node(), 0, base::ASCIIToUTF16("a")); |
| const BookmarkNode* sub_folder = bookmark_model->AddFolder( |
| folder, 0, base::ASCIIToUTF16("b")); |
| const BookmarkNode* new_node = bookmark_model->AddURL( |
| sub_folder, 0, base::ASCIIToUTF16("a"), GURL("http://a")); |
| RecentlyUsedFoldersComboModel model(bookmark_model.get(), new_node); |
| TestComboboxModelObserver observer; |
| model.AddObserver(&observer); |
| |
| const int initial_count = model.GetItemCount(); |
| // Remove a folder, it should remove an item from the model too. |
| bookmark_model->Remove(sub_folder); |
| EXPECT_TRUE(observer.GetAndClearChanged()); |
| const int updated_count = model.GetItemCount(); |
| EXPECT_LT(updated_count, initial_count); |
| |
| // Remove all, which should remove a folder too. |
| bookmark_model->RemoveAllUserBookmarks(); |
| EXPECT_TRUE(observer.GetAndClearChanged()); |
| EXPECT_LT(model.GetItemCount(), updated_count); |
| |
| model.RemoveObserver(&observer); |
| } |