src/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/test/app_list_test_model.h"
  13 #include "ui/app_list/test/app_list_test_view_delegate.h"
  14 #include "ui/app_list/views/app_list_folder_view.h"
  15 #include "ui/app_list/views/app_list_item_view.h"
  16 #include "ui/app_list/views/apps_container_view.h"
  17 #include "ui/app_list/views/apps_grid_view.h"
  18 #include "ui/app_list/views/contents_view.h"
  19 #include "ui/app_list/views/test/apps_grid_view_test_api.h"
  20 #include "ui/views/test/views_test_base.h"
  21 #include "ui/views/view_model.h"
  22 #include "ui/views/widget/widget.h"
  23
  24 namespace app_list {
  25 namespace test {
  26
  27 namespace {
  28
  29 const int kInitialItems = 2;
  30
  31 class GridViewVisibleWaiter {
  32  public:
  33   explicit GridViewVisibleWaiter(AppsGridView* grid_view)
  34       : grid_view_(grid_view) {}
  35   ~GridViewVisibleWaiter() {}
  36
  37   void Wait() {
  38     if (grid_view_->visible())
  39       return;
  40
  41     check_timer_.Start(FROM_HERE,
  42                        base::TimeDelta::FromMilliseconds(50),
  43                        base::Bind(&GridViewVisibleWaiter::OnTimerCheck,
  44                                   base::Unretained(this)));
  45     run_loop_.reset(new base::RunLoop);
  46     run_loop_->Run();
  47     check_timer_.Stop();
  48   }
  49
  50  private:
  51   void OnTimerCheck() {
  52     if (grid_view_->visible())
  53       run_loop_->Quit();
  54   }
  55
  56   AppsGridView* grid_view_;
  57   scoped_ptr<base::RunLoop> run_loop_;
  58   base::RepeatingTimer<GridViewVisibleWaiter> check_timer_;
  59
  60   DISALLOW_COPY_AND_ASSIGN(GridViewVisibleWaiter);
  61 };
  62
  63 class AppListMainViewTest : public views::ViewsTestBase {
  64  public:
  65   AppListMainViewTest()
  66       : widget_(NULL),
  67         main_view_(NULL) {}
  68
  69   virtual ~AppListMainViewTest() {}
  70
  71   // testing::Test overrides:
  72   virtual void SetUp() OVERRIDE {
  73     views::ViewsTestBase::SetUp();
  74     delegate_.reset(new AppListTestViewDelegate);
  75
  76     // In Ash, the third argument is a container aura::Window, but it is always
  77     // NULL on Windows, and not needed for tests. It is only used to determine
  78     // the scale factor for preloading icons.
  79     main_view_ = new AppListMainView(delegate_.get(), 0, NULL);
  80     main_view_->SetPaintToLayer(true);
  81     main_view_->model()->SetFoldersEnabled(true);
  82
  83     widget_ = new views::Widget;
  84     views::Widget::InitParams params =
  85         CreateParams(views::Widget::InitParams::TYPE_POPUP);
  86     params.bounds.set_size(main_view_->GetPreferredSize());
  87     widget_->Init(params);
  88
  89     widget_->SetContentsView(main_view_);
  90   }
  91
  92   virtual void TearDown() OVERRIDE {
  93     widget_->Close();
  94     views::ViewsTestBase::TearDown();
  95     delegate_.reset();
  96   }
  97
  98   // |point| is in |grid_view|'s coordinates.
  99   AppListItemView* GetItemViewAtPointInGrid(AppsGridView* grid_view,
 100                                             const gfx::Point& point) {
 101     const views::ViewModel* view_model = grid_view->view_model_for_test();
 102     for (int i = 0; i < view_model->view_size(); ++i) {
 103       views::View* view = view_model->view_at(i);
 104       if (view->bounds().Contains(point)) {
 105         return static_cast<AppListItemView*>(view);
 106       }
 107     }
 108
 109     return NULL;
 110   }
 111
 112   void SimulateClick(views::View* view) {
 113     gfx::Point center = view->GetLocalBounds().CenterPoint();
 114     view->OnMousePressed(ui::MouseEvent(ui::ET_MOUSE_PRESSED,
 115                                         center,
 116                                         center,
 117                                         ui::EF_LEFT_MOUSE_BUTTON,
 118                                         ui::EF_LEFT_MOUSE_BUTTON));
 119     view->OnMouseReleased(ui::MouseEvent(ui::ET_MOUSE_RELEASED,
 120                                          center,
 121                                          center,
 122                                          ui::EF_LEFT_MOUSE_BUTTON,
 123                                          ui::EF_LEFT_MOUSE_BUTTON));
 124   }
 125
 126   // |point| is in |grid_view|'s coordinates.
 127   AppListItemView* SimulateInitiateDrag(AppsGridView* grid_view,
 128                                         AppsGridView::Pointer pointer,
 129                                         const gfx::Point& point) {
 130     AppListItemView* view = GetItemViewAtPointInGrid(grid_view, point);
 131     DCHECK(view);
 132
 133     gfx::Point translated =
 134         gfx::PointAtOffsetFromOrigin(point - view->bounds().origin());
 135     ui::MouseEvent pressed_event(ui::ET_MOUSE_PRESSED, translated, point, 0, 0);
 136     grid_view->InitiateDrag(view, pointer, pressed_event);
 137     return view;
 138   }
 139
 140   // |point| is in |grid_view|'s coordinates.
 141   void SimulateUpdateDrag(AppsGridView* grid_view,
 142                           AppsGridView::Pointer pointer,
 143                           AppListItemView* drag_view,
 144                           const gfx::Point& point) {
 145     DCHECK(drag_view);
 146     gfx::Point translated =
 147         gfx::PointAtOffsetFromOrigin(point - drag_view->bounds().origin());
 148     ui::MouseEvent drag_event(ui::ET_MOUSE_DRAGGED, translated, point, 0, 0);
 149     grid_view->UpdateDragFromItem(pointer, drag_event);
 150   }
 151
 152   AppsGridView* RootGridView() {
 153     return main_view_->contents_view()->apps_container_view()->apps_grid_view();
 154   }
 155
 156   AppListFolderView* FolderView() {
 157     return main_view_->contents_view()
 158         ->apps_container_view()
 159         ->app_list_folder_view();
 160   }
 161
 162   AppsGridView* FolderGridView() { return FolderView()->items_grid_view(); }
 163
 164   const views::ViewModel* RootViewModel() {
 165     return RootGridView()->view_model_for_test();
 166   }
 167
 168   const views::ViewModel* FolderViewModel() {
 169     return FolderGridView()->view_model_for_test();
 170   }
 171
 172   AppListItemView* CreateAndOpenSingleItemFolder() {
 173     // Prepare single folder with a single item in it.
 174     AppListFolderItem* folder_item =
 175         delegate_->GetTestModel()->CreateSingleItemFolder("single_item_folder",
 176                                                           "single");
 177     EXPECT_EQ(folder_item,
 178               delegate_->GetTestModel()->FindFolderItem("single_item_folder"));
 179     EXPECT_EQ(AppListFolderItem::kItemType, folder_item->GetItemType());
 180
 181     EXPECT_EQ(1, RootViewModel()->view_size());
 182     AppListItemView* folder_item_view =
 183         static_cast<AppListItemView*>(RootViewModel()->view_at(0));
 184     EXPECT_EQ(folder_item_view->item(), folder_item);
 185
 186     // Click on the folder to open it.
 187     EXPECT_FALSE(FolderView()->visible());
 188     SimulateClick(folder_item_view);
 189     base::RunLoop().RunUntilIdle();
 190     EXPECT_TRUE(FolderView()->visible());
 191
 192 #if defined(OS_WIN)
 193     AppsGridViewTestApi folder_grid_view_test_api(FolderGridView());
 194     folder_grid_view_test_api.DisableSynchronousDrag();
 195 #endif
 196     return folder_item_view;
 197   }
 198
 199   AppListItemView* StartDragForReparent(int index_in_folder) {
 200     // Start to drag the item in folder.
 201     views::View* item_view = FolderViewModel()->view_at(index_in_folder);
 202     gfx::Point point = item_view->bounds().CenterPoint();
 203     AppListItemView* dragged =
 204         SimulateInitiateDrag(FolderGridView(), AppsGridView::MOUSE, point);
 205     EXPECT_EQ(item_view, dragged);
 206     EXPECT_FALSE(RootGridView()->visible());
 207     EXPECT_TRUE(FolderView()->visible());
 208
 209     // Drag it to top left corner.
 210     point = gfx::Point(0, 0);
 211     // Two update drags needed to actually drag the view. The first changes
 212     // state and the 2nd one actually moves the view. The 2nd call can be
 213     // removed when UpdateDrag is fixed.
 214     SimulateUpdateDrag(FolderGridView(), AppsGridView::MOUSE, dragged, point);
 215     SimulateUpdateDrag(FolderGridView(), AppsGridView::MOUSE, dragged, point);
 216     base::RunLoop().RunUntilIdle();
 217
 218     // Wait until the folder view is invisible and root grid view shows up.
 219     GridViewVisibleWaiter(RootGridView()).Wait();
 220     EXPECT_TRUE(RootGridView()->visible());
 221     EXPECT_EQ(0, FolderView()->layer()->opacity());
 222
 223     return dragged;
 224   }
 225
 226  protected:
 227   views::Widget* widget_;  // Owned by native window.
 228   AppListMainView* main_view_;  // Owned by |widget_|.
 229   scoped_ptr<AppListTestViewDelegate> delegate_;
 230
 231  private:
 232   DISALLOW_COPY_AND_ASSIGN(AppListMainViewTest);
 233 };
 234
 235 }  // namespace
 236
 237 // Tests changing the AppListModel when switching profiles.
 238 TEST_F(AppListMainViewTest, ModelChanged) {
 239   delegate_->GetTestModel()->PopulateApps(kInitialItems);
 240   EXPECT_EQ(kInitialItems, RootViewModel()->view_size());
 241
 242   // The model is owned by a profile keyed service, which is never destroyed
 243   // until after profile switching.
 244   scoped_ptr<AppListModel> old_model(delegate_->ReleaseTestModel());
 245
 246   const int kReplacementItems = 5;
 247   delegate_->ReplaceTestModel(kReplacementItems);
 248   main_view_->ModelChanged();
 249   EXPECT_EQ(kReplacementItems, RootViewModel()->view_size());
 250 }
 251
 252 // Tests dragging an item out of a single item folder and drop it at the last
 253 // slot.
 254 TEST_F(AppListMainViewTest, DragLastItemFromFolderAndDropAtLastSlot) {
 255   AppListItemView* folder_item_view = CreateAndOpenSingleItemFolder();
 256   const gfx::Rect first_slot_tile = folder_item_view->bounds();
 257
 258   EXPECT_EQ(1, FolderViewModel()->view_size());
 259
 260   AppListItemView* dragged = StartDragForReparent(0);
 261
 262   // Drop it to the slot on the right of first slot.
 263   gfx::Rect drop_target_tile(first_slot_tile);
 264   drop_target_tile.Offset(first_slot_tile.width() * 2, 0);
 265   gfx::Point point = drop_target_tile.CenterPoint();
 266   SimulateUpdateDrag(FolderGridView(), AppsGridView::MOUSE, dragged, point);
 267
 268   // Drop it.
 269   FolderGridView()->EndDrag(false);
 270
 271   // Folder icon view should be gone and there is only one item view.
 272   EXPECT_EQ(1, RootViewModel()->view_size());
 273   EXPECT_EQ(AppListItemView::kViewClassName,
 274             RootViewModel()->view_at(0)->GetClassName());
 275
 276   // The item view should be in slot 1 instead of slot 2 where it is dropped.
 277   AppsGridViewTestApi root_grid_view_test_api(RootGridView());
 278   root_grid_view_test_api.LayoutToIdealBounds();
 279   EXPECT_EQ(first_slot_tile, RootViewModel()->view_at(0)->bounds());
 280
 281   // Single item folder should be auto removed.
 282   EXPECT_EQ(NULL,
 283             delegate_->GetTestModel()->FindFolderItem("single_item_folder"));
 284 }
 285
 286 // Tests dragging an item out of a single item folder and dropping it onto the
 287 // page switcher. Regression test for http://crbug.com/415530/.
 288 TEST_F(AppListMainViewTest, DragReparentItemOntoPageSwitcher) {
 289   AppListItemView* folder_item_view = CreateAndOpenSingleItemFolder();
 290   const gfx::Rect first_slot_tile = folder_item_view->bounds();
 291
 292   delegate_->GetTestModel()->PopulateApps(20);
 293
 294   EXPECT_EQ(1, FolderViewModel()->view_size());
 295   EXPECT_EQ(21, RootViewModel()->view_size());
 296
 297   AppListItemView* dragged = StartDragForReparent(0);
 298
 299   gfx::Rect main_view_bounds = main_view_->bounds();
 300   // Drag the reparent item to the page switcher.
 301   gfx::Point point =
 302       gfx::Point(main_view_bounds.width() / 2,
 303                  main_view_bounds.bottom() - first_slot_tile.height());
 304   SimulateUpdateDrag(FolderGridView(), AppsGridView::MOUSE, dragged, point);
 305
 306   // Drop it.
 307   FolderGridView()->EndDrag(false);
 308
 309   // The folder should be destroyed.
 310   EXPECT_EQ(21, RootViewModel()->view_size());
 311   EXPECT_EQ(NULL,
 312             delegate_->GetTestModel()->FindFolderItem("single_item_folder"));
 313 }
 314
 315 // Test that an interrupted drag while reparenting an item from a folder, when
 316 // canceled via the root grid, correctly forwards the cancelation to the drag
 317 // ocurring from the folder.
 318 TEST_F(AppListMainViewTest, MouseDragItemOutOfFolderWithCancel) {
 319   CreateAndOpenSingleItemFolder();
 320   AppListItemView* dragged = StartDragForReparent(0);
 321
 322   // Now add an item to the model, not in any folder, e.g., as if by Sync.
 323   EXPECT_TRUE(RootGridView()->has_dragged_view());
 324   EXPECT_TRUE(FolderGridView()->has_dragged_view());
 325   delegate_->GetTestModel()->CreateAndAddItem("Extra");
 326
 327   // The drag operation should get canceled.
 328   EXPECT_FALSE(RootGridView()->has_dragged_view());
 329   EXPECT_FALSE(FolderGridView()->has_dragged_view());
 330
 331   // Additional mouse move operations should be ignored.
 332   gfx::Point point(1, 1);
 333   SimulateUpdateDrag(FolderGridView(), AppsGridView::MOUSE, dragged, point);
 334   EXPECT_FALSE(RootGridView()->has_dragged_view());
 335   EXPECT_FALSE(FolderGridView()->has_dragged_view());
 336 }
 337
 338 }  // namespace test
 339 }  // namespace app_list