ui/app_list/views/app_list_main_view_unittest.cc

   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 #include "ui/app_list/views/app_list_main_view.h"
   6
   7 #include "base/memory/scoped_ptr.h"
   8 #include "base/run_loop.h"
   9 #include "base/time/time.h"
  10 #include "base/timer/timer.h"
  11 #include "testing/gtest/include/gtest/gtest.h"
  12 #include "ui/app_list/app_list_switches.h"
  13 #include "ui/app_list/test/app_list_test_model.h"
  14 #include "ui/app_list/test/app_list_test_view_delegate.h"
  15 #include "ui/app_list/views/app_list_folder_view.h"
  16 #include "ui/app_list/views/app_list_item_view.h"
  17 #include "ui/app_list/views/apps_container_view.h"
  18 #include "ui/app_list/views/apps_grid_view.h"
  19 #include "ui/app_list/views/contents_view.h"
  20 #include "ui/app_list/views/search_box_view.h"
  21 #include "ui/app_list/views/test/apps_grid_view_test_api.h"
  22 #include "ui/events/event_utils.h"
  23 #include "ui/events/test/event_generator.h"
  24 #include "ui/views/test/views_test_base.h"
  25 #include "ui/views/view_model.h"
  26 #include "ui/views/widget/widget.h"
  27
  28 namespace app_list {
  29 namespace test {
  30
  31 namespace {
  32
  33 const int kInitialItems = 2;
  34
  35 class GridViewVisibleWaiter {
  36  public:
  37   explicit GridViewVisibleWaiter(AppsGridView* grid_view)
  38       : grid_view_(grid_view) {}
  39   ~GridViewVisibleWaiter() {}
  40
  41   void Wait() {
  42     if (grid_view_->visible())
  43       return;
  44
  45     check_timer_.Start(FROM_HERE,
  46                        base::TimeDelta::FromMilliseconds(50),
  47                        base::Bind(&GridViewVisibleWaiter::OnTimerCheck,
  48                                   base::Unretained(this)));
  49     run_loop_.reset(new base::RunLoop);
  50     run_loop_->Run();
  51     check_timer_.Stop();
  52   }
  53
  54  private:
  55   void OnTimerCheck() {
  56     if (grid_view_->visible())
  57       run_loop_->Quit();
  58   }
  59
  60   AppsGridView* grid_view_;
  61   scoped_ptr<base::RunLoop> run_loop_;
  62   base::RepeatingTimer<GridViewVisibleWaiter> check_timer_;
  63
  64   DISALLOW_COPY_AND_ASSIGN(GridViewVisibleWaiter);
  65 };
  66
  67 class AppListMainViewTest : public views::ViewsTestBase {
  68  public:
  69   AppListMainViewTest()
  70       : main_widget_(nullptr),
  71         main_view_(nullptr),
  72         search_box_widget_(nullptr),
  73         search_box_view_(nullptr) {}
  74
  75   ~AppListMainViewTest() override {}
  76
  77   // testing::Test overrides:
  78   void SetUp() override {
  79     views::ViewsTestBase::SetUp();
  80     delegate_.reset(new AppListTestViewDelegate);
  81
  82     // In Ash, the third argument is a container aura::Window, but it is always
  83     // NULL on Windows, and not needed for tests. It is only used to determine
  84     // the scale factor for preloading icons.
  85     main_view_ = new AppListMainView(delegate_.get());
  86     main_view_->SetPaintToLayer(true);
  87     main_view_->model()->SetFoldersEnabled(true);
  88     search_box_view_ = new SearchBoxView(main_view_, delegate_.get());
  89     main_view_->Init(nullptr, 0, search_box_view_);
  90
  91     main_widget_ = new views::Widget;
  92     views::Widget::InitParams main_widget_params =
  93         CreateParams(views::Widget::InitParams::TYPE_POPUP);
  94     main_widget_params.bounds.set_size(main_view_->GetPreferredSize());
  95     main_widget_->Init(main_widget_params);
  96     main_widget_->SetContentsView(main_view_);
  97
  98     search_box_widget_ = new views::Widget;
  99     views::Widget::InitParams search_box_widget_params =
 100         CreateParams(views::Widget::InitParams::TYPE_CONTROL);
 101     search_box_widget_params.parent = main_widget_->GetNativeView();
 102     search_box_widget_params.opacity =
 103         views::Widget::InitParams::TRANSLUCENT_WINDOW;
 104     search_box_widget_->Init(search_box_widget_params);
 105     search_box_widget_->SetContentsView(search_box_view_);
 106   }
 107
 108   void TearDown() override {
 109     main_widget_->Close();
 110     views::ViewsTestBase::TearDown();
 111     delegate_.reset();
 112   }
 113
 114   // |point| is in |grid_view|'s coordinates.
 115   AppListItemView* GetItemViewAtPointInGrid(AppsGridView* grid_view,
 116                                             const gfx::Point& point) {
 117     const views::ViewModelT<AppListItemView>* view_model =
 118         grid_view->view_model_for_test();
 119     for (int i = 0; i < view_model->view_size(); ++i) {
 120       views::View* view = view_model->view_at(i);
 121       if (view->bounds().Contains(point)) {
 122         return static_cast<AppListItemView*>(view);
 123       }
 124     }
 125
 126     return NULL;
 127   }
 128
 129   void SimulateClick(views::View* view) {
 130     gfx::Point center = view->GetLocalBounds().CenterPoint();
 131     view->OnMousePressed(ui::MouseEvent(
 132         ui::ET_MOUSE_PRESSED, center, center, ui::EventTimeForNow(),
 133         ui::EF_LEFT_MOUSE_BUTTON, ui::EF_LEFT_MOUSE_BUTTON));
 134     view->OnMouseReleased(ui::MouseEvent(
 135         ui::ET_MOUSE_RELEASED, center, center, ui::EventTimeForNow(),
 136         ui::EF_LEFT_MOUSE_BUTTON, ui::EF_LEFT_MOUSE_BUTTON));
 137   }
 138
 139   // |point| is in |grid_view|'s coordinates.
 140   AppListItemView* SimulateInitiateDrag(AppsGridView* grid_view,
 141                                         AppsGridView::Pointer pointer,
 142                                         const gfx::Point& point) {
 143     AppListItemView* view = GetItemViewAtPointInGrid(grid_view, point);
 144     DCHECK(view);
 145
 146     gfx::Point translated =
 147         gfx::PointAtOffsetFromOrigin(point - view->bounds().origin());
 148     ui::MouseEvent pressed_event(ui::ET_MOUSE_PRESSED, translated, point,
 149                                  ui::EventTimeForNow(), 0, 0);
 150     grid_view->InitiateDrag(view, pointer, pressed_event);
 151     return view;
 152   }
 153
 154   // |point| is in |grid_view|'s coordinates.
 155   void SimulateUpdateDrag(AppsGridView* grid_view,
 156                           AppsGridView::Pointer pointer,
 157                           AppListItemView* drag_view,
 158                           const gfx::Point& point) {
 159     DCHECK(drag_view);
 160     gfx::Point translated =
 161         gfx::PointAtOffsetFromOrigin(point - drag_view->bounds().origin());
 162     ui::MouseEvent drag_event(ui::ET_MOUSE_DRAGGED, translated, point,
 163                               ui::EventTimeForNow(), 0, 0);
 164     grid_view->UpdateDragFromItem(pointer, drag_event);
 165   }
 166
 167   ContentsView* GetContentsView() { return main_view_->contents_view(); }
 168
 169   AppsGridView* RootGridView() {
 170     return GetContentsView()->apps_container_view()->apps_grid_view();
 171   }
 172
 173   AppListFolderView* FolderView() {
 174     return GetContentsView()->apps_container_view()->app_list_folder_view();
 175   }
 176
 177   AppsGridView* FolderGridView() { return FolderView()->items_grid_view(); }
 178
 179   const views::ViewModelT<AppListItemView>* RootViewModel() {
 180     return RootGridView()->view_model_for_test();
 181   }
 182
 183   const views::ViewModelT<AppListItemView>* FolderViewModel() {
 184     return FolderGridView()->view_model_for_test();
 185   }
 186
 187   AppListItemView* CreateAndOpenSingleItemFolder() {
 188     // Prepare single folder with a single item in it.
 189     AppListFolderItem* folder_item =
 190         delegate_->GetTestModel()->CreateSingleItemFolder("single_item_folder",
 191                                                           "single");
 192     EXPECT_EQ(folder_item,
 193               delegate_->GetTestModel()->FindFolderItem("single_item_folder"));
 194     EXPECT_EQ(AppListFolderItem::kItemType, folder_item->GetItemType());
 195
 196     EXPECT_EQ(1, RootViewModel()->view_size());
 197     AppListItemView* folder_item_view =
 198         static_cast<AppListItemView*>(RootViewModel()->view_at(0));
 199     EXPECT_EQ(folder_item_view->item(), folder_item);
 200
 201     // Click on the folder to open it.
 202     EXPECT_FALSE(FolderView()->visible());
 203     SimulateClick(folder_item_view);
 204     base::RunLoop().RunUntilIdle();
 205     EXPECT_TRUE(FolderView()->visible());
 206
 207 #if defined(OS_WIN)
 208     AppsGridViewTestApi folder_grid_view_test_api(FolderGridView());
 209     folder_grid_view_test_api.DisableSynchronousDrag();
 210 #endif
 211     return folder_item_view;
 212   }
 213
 214   AppListItemView* StartDragForReparent(int index_in_folder) {
 215     // Start to drag the item in folder.
 216     views::View* item_view = FolderViewModel()->view_at(index_in_folder);
 217     gfx::Point point = item_view->bounds().CenterPoint();
 218     AppListItemView* dragged =
 219         SimulateInitiateDrag(FolderGridView(), AppsGridView::MOUSE, point);
 220     EXPECT_EQ(item_view, dragged);
 221     EXPECT_FALSE(RootGridView()->visible());
 222     EXPECT_TRUE(FolderView()->visible());
 223
 224     // Drag it to top left corner.
 225     point = gfx::Point(0, 0);
 226     // Two update drags needed to actually drag the view. The first changes
 227     // state and the 2nd one actually moves the view. The 2nd call can be
 228     // removed when UpdateDrag is fixed.
 229     SimulateUpdateDrag(FolderGridView(), AppsGridView::MOUSE, dragged, point);
 230     SimulateUpdateDrag(FolderGridView(), AppsGridView::MOUSE, dragged, point);
 231     base::RunLoop().RunUntilIdle();
 232
 233     // Wait until the folder view is invisible and root grid view shows up.
 234     GridViewVisibleWaiter(RootGridView()).Wait();
 235     EXPECT_TRUE(RootGridView()->visible());
 236     EXPECT_EQ(0, FolderView()->layer()->opacity());
 237
 238     return dragged;
 239   }
 240
 241  protected:
 242   views::Widget* main_widget_;  // Owned by native window.
 243   AppListMainView* main_view_;  // Owned by |main_widget_|.
 244   scoped_ptr<AppListTestViewDelegate> delegate_;
 245   views::Widget* search_box_widget_;  // Owned by |main_widget_|.
 246   SearchBoxView* search_box_view_;    // Owned by |search_box_widget_|.
 247
 248  private:
 249   DISALLOW_COPY_AND_ASSIGN(AppListMainViewTest);
 250 };
 251
 252 }  // namespace
 253
 254 // Tests changing the AppListModel when switching profiles.
 255 TEST_F(AppListMainViewTest, ModelChanged) {
 256   delegate_->GetTestModel()->PopulateApps(kInitialItems);
 257   EXPECT_EQ(kInitialItems, RootViewModel()->view_size());
 258
 259   // The model is owned by a profile keyed service, which is never destroyed
 260   // until after profile switching.
 261   scoped_ptr<AppListModel> old_model(delegate_->ReleaseTestModel());
 262
 263   const int kReplacementItems = 5;
 264   delegate_->ReplaceTestModel(kReplacementItems);
 265   main_view_->ModelChanged();
 266   EXPECT_EQ(kReplacementItems, RootViewModel()->view_size());
 267 }
 268
 269 // Tests that mouse hovering over an app item highlights it
 270 TEST_F(AppListMainViewTest, MouseHoverToHighlight) {
 271   delegate_->GetTestModel()->PopulateApps(2);
 272   main_widget_->Show();
 273
 274   ui::test::EventGenerator generator(GetContext(),
 275                                      main_widget_->GetNativeWindow());
 276   AppListItemView* item0 = RootViewModel()->view_at(0);
 277   AppListItemView* item1 = RootViewModel()->view_at(1);
 278
 279   // If experimental launcher, switch to All Apps page
 280   if (app_list::switches::IsExperimentalAppListEnabled()) {
 281     GetContentsView()->SetActiveState(AppListModel::STATE_APPS);
 282     GetContentsView()->Layout();
 283   }
 284
 285   generator.MoveMouseTo(item0->GetBoundsInScreen().CenterPoint());
 286   EXPECT_TRUE(item0->is_highlighted());
 287   EXPECT_FALSE(item1->is_highlighted());
 288
 289   generator.MoveMouseTo(item1->GetBoundsInScreen().CenterPoint());
 290   EXPECT_FALSE(item0->is_highlighted());
 291   EXPECT_TRUE(item1->is_highlighted());
 292
 293   generator.MoveMouseTo(gfx::Point(-1, -1));
 294   EXPECT_FALSE(item0->is_highlighted());
 295   EXPECT_FALSE(item1->is_highlighted());
 296 }
 297
 298 // No touch on desktop Mac. Tracked in http://crbug.com/445520.
 299 #if defined(OS_MACOSX) && !defined(USE_AURA)
 300 #define MAYBE_TapGestureToHighlight DISABLED_TapGestureToHighlight
 301 #else
 302 #define MAYBE_TapGestureToHighlight TapGestureToHighlight
 303 #endif
 304
 305 // Tests that tap gesture on app item highlights it
 306 TEST_F(AppListMainViewTest, MAYBE_TapGestureToHighlight) {
 307   delegate_->GetTestModel()->PopulateApps(1);
 308   main_widget_->Show();
 309
 310   ui::test::EventGenerator generator(GetContext(),
 311                                      main_widget_->GetNativeWindow());
 312   AppListItemView* item = RootViewModel()->view_at(0);
 313
 314   // If experimental launcher, switch to All Apps page
 315   if (app_list::switches::IsExperimentalAppListEnabled()) {
 316     GetContentsView()->SetActiveState(AppListModel::STATE_APPS);
 317     GetContentsView()->Layout();
 318   }
 319
 320   generator.set_current_location(item->GetBoundsInScreen().CenterPoint());
 321   generator.PressTouch();
 322   EXPECT_TRUE(item->is_highlighted());
 323
 324   generator.ReleaseTouch();
 325   EXPECT_FALSE(item->is_highlighted());
 326 }
 327
 328 // Tests dragging an item out of a single item folder and drop it at the last
 329 // slot.
 330 TEST_F(AppListMainViewTest, DragLastItemFromFolderAndDropAtLastSlot) {
 331   AppListItemView* folder_item_view = CreateAndOpenSingleItemFolder();
 332   const gfx::Rect first_slot_tile = folder_item_view->bounds();
 333
 334   EXPECT_EQ(1, FolderViewModel()->view_size());
 335
 336   AppListItemView* dragged = StartDragForReparent(0);
 337
 338   // Drop it to the slot on the right of first slot.
 339   gfx::Rect drop_target_tile(first_slot_tile);
 340   drop_target_tile.Offset(first_slot_tile.width() * 2, 0);
 341   gfx::Point point = drop_target_tile.CenterPoint();
 342   SimulateUpdateDrag(FolderGridView(), AppsGridView::MOUSE, dragged, point);
 343
 344   // Drop it.
 345   FolderGridView()->EndDrag(false);
 346
 347   // Folder icon view should be gone and there is only one item view.
 348   EXPECT_EQ(1, RootViewModel()->view_size());
 349   EXPECT_EQ(
 350       AppListItemView::kViewClassName,
 351       static_cast<views::View*>(RootViewModel()->view_at(0))->GetClassName());
 352
 353   // The item view should be in slot 1 instead of slot 2 where it is dropped.
 354   AppsGridViewTestApi root_grid_view_test_api(RootGridView());
 355   root_grid_view_test_api.LayoutToIdealBounds();
 356   EXPECT_EQ(first_slot_tile, RootViewModel()->view_at(0)->bounds());
 357
 358   // Single item folder should be auto removed.
 359   EXPECT_EQ(NULL,
 360             delegate_->GetTestModel()->FindFolderItem("single_item_folder"));
 361
 362   // Ensure keyboard selection works on the root grid view after a reparent.
 363   // This is a regression test for https://crbug.com/466058.
 364   ui::KeyEvent key_event(ui::ET_KEY_PRESSED, ui::VKEY_RIGHT, ui::EF_NONE);
 365   GetContentsView()->apps_container_view()->OnKeyPressed(key_event);
 366
 367   EXPECT_TRUE(RootGridView()->has_selected_view());
 368   EXPECT_FALSE(FolderGridView()->has_selected_view());
 369 }
 370
 371 // Tests dragging an item out of a single item folder and dropping it onto the
 372 // page switcher. Regression test for http://crbug.com/415530/.
 373 TEST_F(AppListMainViewTest, DragReparentItemOntoPageSwitcher) {
 374   // Number of apps to populate. Should provide more than 1 page of apps (6*4 =
 375   // 24).
 376   const int kNumApps = 30;
 377
 378   // Ensure we are on the apps grid view page.
 379   app_list::ContentsView* contents_view = GetContentsView();
 380   contents_view->SetActiveState(AppListModel::STATE_APPS);
 381   contents_view->Layout();
 382
 383   AppListItemView* folder_item_view = CreateAndOpenSingleItemFolder();
 384   const gfx::Rect first_slot_tile = folder_item_view->bounds();
 385
 386   delegate_->GetTestModel()->PopulateApps(kNumApps);
 387
 388   EXPECT_EQ(1, FolderViewModel()->view_size());
 389   EXPECT_EQ(kNumApps + 1, RootViewModel()->view_size());
 390
 391   AppListItemView* dragged = StartDragForReparent(0);
 392
 393   gfx::Rect grid_view_bounds = RootGridView()->bounds();
 394   // Drag the reparent item to the page switcher.
 395   gfx::Point point =
 396       gfx::Point(grid_view_bounds.width() / 2,
 397                  grid_view_bounds.bottom() - first_slot_tile.height());
 398   SimulateUpdateDrag(FolderGridView(), AppsGridView::MOUSE, dragged, point);
 399
 400   // Drop it.
 401   FolderGridView()->EndDrag(false);
 402
 403   // The folder should be destroyed.
 404   EXPECT_EQ(kNumApps + 1, RootViewModel()->view_size());
 405   EXPECT_EQ(NULL,
 406             delegate_->GetTestModel()->FindFolderItem("single_item_folder"));
 407 }
 408
 409 // Test that an interrupted drag while reparenting an item from a folder, when
 410 // canceled via the root grid, correctly forwards the cancelation to the drag
 411 // ocurring from the folder.
 412 TEST_F(AppListMainViewTest, MouseDragItemOutOfFolderWithCancel) {
 413   CreateAndOpenSingleItemFolder();
 414   AppListItemView* dragged = StartDragForReparent(0);
 415
 416   // Now add an item to the model, not in any folder, e.g., as if by Sync.
 417   EXPECT_TRUE(RootGridView()->has_dragged_view());
 418   EXPECT_TRUE(FolderGridView()->has_dragged_view());
 419   delegate_->GetTestModel()->CreateAndAddItem("Extra");
 420
 421   // The drag operation should get canceled.
 422   EXPECT_FALSE(RootGridView()->has_dragged_view());
 423   EXPECT_FALSE(FolderGridView()->has_dragged_view());
 424
 425   // Additional mouse move operations should be ignored.
 426   gfx::Point point(1, 1);
 427   SimulateUpdateDrag(FolderGridView(), AppsGridView::MOUSE, dragged, point);
 428   EXPECT_FALSE(RootGridView()->has_dragged_view());
 429   EXPECT_FALSE(FolderGridView()->has_dragged_view());
 430 }
 431
 432 // Test that dragging an app out of a single item folder and reparenting it
 433 // back into its original folder results in a cancelled reparent. This is a
 434 // regression test for http://crbug.com/429083.
 435 TEST_F(AppListMainViewTest, ReparentSingleItemOntoSelf) {
 436   // Add a folder with 1 item.
 437   AppListItemView* folder_item_view = CreateAndOpenSingleItemFolder();
 438   std::string folder_id = folder_item_view->item()->id();
 439
 440   // Add another top level app.
 441   delegate_->GetTestModel()->PopulateApps(1);
 442   gfx::Point drag_point = folder_item_view->bounds().CenterPoint();
 443
 444   views::View::ConvertPointToTarget(RootGridView(), FolderGridView(),
 445                                     &drag_point);
 446
 447   AppListItemView* dragged = StartDragForReparent(0);
 448
 449   // Drag the reparent item back into its folder.
 450   SimulateUpdateDrag(FolderGridView(), AppsGridView::MOUSE, dragged,
 451                      drag_point);
 452   FolderGridView()->EndDrag(false);
 453
 454   // The app list model should remain unchanged.
 455   EXPECT_EQ(1, FolderViewModel()->view_size());
 456   EXPECT_EQ(2, RootViewModel()->view_size());
 457   EXPECT_EQ(folder_id, RootGridView()->GetItemViewAt(0)->item()->id());
 458   EXPECT_NE(nullptr,
 459             delegate_->GetTestModel()->FindFolderItem("single_item_folder"));
 460 }
 461
 462 }  // namespace test
 463 }  // namespace app_list