ash/shell_unittest.cc

   1 // Copyright (c) 2012 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 "ash/shell.h"
   6
   7 #include <algorithm>
   8 #include <vector>
   9
  10 #include "ash/ash_switches.h"
  11 #include "ash/desktop_background/desktop_background_widget_controller.h"
  12 #include "ash/display/mouse_cursor_event_filter.h"
  13 #include "ash/drag_drop/drag_drop_controller.h"
  14 #include "ash/launcher/launcher.h"
  15 #include "ash/root_window_controller.h"
  16 #include "ash/session_state_delegate.h"
  17 #include "ash/shelf/shelf_layout_manager.h"
  18 #include "ash/shelf/shelf_widget.h"
  19 #include "ash/shell_window_ids.h"
  20 #include "ash/test/ash_test_base.h"
  21 #include "ash/test/shell_test_api.h"
  22 #include "ash/wm/root_window_layout_manager.h"
  23 #include "ash/wm/window_util.h"
  24 #include "base/strings/utf_string_conversions.h"
  25 #include "ui/aura/client/aura_constants.h"
  26 #include "ui/aura/root_window.h"
  27 #include "ui/aura/window.h"
  28 #include "ui/gfx/size.h"
  29 #include "ui/views/widget/widget.h"
  30 #include "ui/views/widget/widget_delegate.h"
  31 #include "ui/views/window/dialog_delegate.h"
  32
  33 using aura::RootWindow;
  34
  35 namespace ash {
  36
  37 namespace {
  38
  39 aura::Window* GetDefaultContainer() {
  40   return Shell::GetContainer(
  41       Shell::GetPrimaryRootWindow(),
  42       internal::kShellWindowId_DefaultContainer);
  43 }
  44
  45 aura::Window* GetAlwaysOnTopContainer() {
  46   return Shell::GetContainer(
  47       Shell::GetPrimaryRootWindow(),
  48       internal::kShellWindowId_AlwaysOnTopContainer);
  49 }
  50
  51 // Expect ALL the containers!
  52 void ExpectAllContainers() {
  53   aura::RootWindow* root_window = Shell::GetPrimaryRootWindow();
  54   EXPECT_TRUE(Shell::GetContainer(
  55       root_window, internal::kShellWindowId_DesktopBackgroundContainer));
  56   EXPECT_TRUE(Shell::GetContainer(
  57       root_window, internal::kShellWindowId_DefaultContainer));
  58   EXPECT_TRUE(Shell::GetContainer(
  59       root_window, internal::kShellWindowId_AlwaysOnTopContainer));
  60   EXPECT_TRUE(Shell::GetContainer(
  61       root_window, internal::kShellWindowId_PanelContainer));
  62   EXPECT_TRUE(Shell::GetContainer(
  63       root_window, internal::kShellWindowId_ShelfContainer));
  64   EXPECT_TRUE(Shell::GetContainer(
  65       root_window, internal::kShellWindowId_SystemModalContainer));
  66   EXPECT_TRUE(Shell::GetContainer(
  67       root_window, internal::kShellWindowId_LockScreenBackgroundContainer));
  68   EXPECT_TRUE(Shell::GetContainer(
  69       root_window, internal::kShellWindowId_LockScreenContainer));
  70   EXPECT_TRUE(Shell::GetContainer(
  71       root_window, internal::kShellWindowId_LockSystemModalContainer));
  72   EXPECT_TRUE(Shell::GetContainer(
  73       root_window, internal::kShellWindowId_StatusContainer));
  74   EXPECT_TRUE(Shell::GetContainer(
  75       root_window, internal::kShellWindowId_MenuContainer));
  76   EXPECT_TRUE(Shell::GetContainer(
  77       root_window, internal::kShellWindowId_DragImageAndTooltipContainer));
  78   EXPECT_TRUE(Shell::GetContainer(
  79       root_window, internal::kShellWindowId_SettingBubbleContainer));
  80   EXPECT_TRUE(Shell::GetContainer(
  81       root_window, internal::kShellWindowId_OverlayContainer));
  82 }
  83
  84 class ModalWindow : public views::WidgetDelegateView {
  85  public:
  86   ModalWindow() {}
  87   virtual ~ModalWindow() {}
  88
  89   // Overridden from views::WidgetDelegate:
  90   virtual views::View* GetContentsView() OVERRIDE {
  91     return this;
  92   }
  93   virtual bool CanResize() const OVERRIDE {
  94     return true;
  95   }
  96   virtual base::string16 GetWindowTitle() const OVERRIDE {
  97     return ASCIIToUTF16("Modal Window");
  98   }
  99   virtual ui::ModalType GetModalType() const OVERRIDE {
 100     return ui::MODAL_TYPE_SYSTEM;
 101   }
 102
 103  private:
 104   DISALLOW_COPY_AND_ASSIGN(ModalWindow);
 105 };
 106
 107 }  // namespace
 108
 109 class ShellTest : public test::AshTestBase {
 110  public:
 111   views::Widget* CreateTestWindow(views::Widget::InitParams params) {
 112     views::Widget* widget = new views::Widget;
 113     params.context = CurrentContext();
 114     widget->Init(params);
 115     return widget;
 116   }
 117
 118   void TestCreateWindow(views::Widget::InitParams::Type type,
 119                         bool always_on_top,
 120                         aura::Window* expected_container) {
 121     views::Widget::InitParams widget_params(type);
 122     widget_params.keep_on_top = always_on_top;
 123
 124     views::Widget* widget = CreateTestWindow(widget_params);
 125     widget->Show();
 126
 127     EXPECT_TRUE(
 128         expected_container->Contains(widget->GetNativeWindow()->parent())) <<
 129         "TestCreateWindow: type=" << type << ", always_on_top=" <<
 130         always_on_top;
 131
 132     widget->Close();
 133 }
 134
 135 };
 136
 137 TEST_F(ShellTest, CreateWindow) {
 138   // Normal window should be created in default container.
 139   TestCreateWindow(views::Widget::InitParams::TYPE_WINDOW,
 140                    false,  // always_on_top
 141                    GetDefaultContainer());
 142   TestCreateWindow(views::Widget::InitParams::TYPE_POPUP,
 143                    false,  // always_on_top
 144                    GetDefaultContainer());
 145
 146   // Always-on-top window and popup are created in always-on-top container.
 147   TestCreateWindow(views::Widget::InitParams::TYPE_WINDOW,
 148                    true,  // always_on_top
 149                    GetAlwaysOnTopContainer());
 150   TestCreateWindow(views::Widget::InitParams::TYPE_POPUP,
 151                    true,  // always_on_top
 152                    GetAlwaysOnTopContainer());
 153 }
 154
 155 TEST_F(ShellTest, ChangeAlwaysOnTop) {
 156   views::Widget::InitParams widget_params(
 157       views::Widget::InitParams::TYPE_WINDOW);
 158
 159   // Creates a normal window
 160   views::Widget* widget = CreateTestWindow(widget_params);
 161   widget->Show();
 162
 163   // It should be in default container.
 164   EXPECT_TRUE(GetDefaultContainer()->Contains(
 165                   widget->GetNativeWindow()->parent()));
 166
 167   // Flip always-on-top flag.
 168   widget->SetAlwaysOnTop(true);
 169   // And it should in always on top container now.
 170   EXPECT_EQ(GetAlwaysOnTopContainer(), widget->GetNativeWindow()->parent());
 171
 172   // Flip always-on-top flag.
 173   widget->SetAlwaysOnTop(false);
 174   // It should go back to default container.
 175   EXPECT_TRUE(GetDefaultContainer()->Contains(
 176                   widget->GetNativeWindow()->parent()));
 177
 178   // Set the same always-on-top flag again.
 179   widget->SetAlwaysOnTop(false);
 180   // Should have no effect and we are still in the default container.
 181   EXPECT_TRUE(GetDefaultContainer()->Contains(
 182                   widget->GetNativeWindow()->parent()));
 183
 184   widget->Close();
 185 }
 186
 187 TEST_F(ShellTest, CreateModalWindow) {
 188   views::Widget::InitParams widget_params(
 189       views::Widget::InitParams::TYPE_WINDOW);
 190
 191   // Create a normal window.
 192   views::Widget* widget = CreateTestWindow(widget_params);
 193   widget->Show();
 194
 195   // It should be in default container.
 196   EXPECT_TRUE(GetDefaultContainer()->Contains(
 197                   widget->GetNativeWindow()->parent()));
 198
 199   // Create a modal window.
 200   views::Widget* modal_widget = views::Widget::CreateWindowWithParent(
 201       new ModalWindow(), widget->GetNativeView());
 202   modal_widget->Show();
 203
 204   // It should be in modal container.
 205   aura::Window* modal_container = Shell::GetContainer(
 206       Shell::GetPrimaryRootWindow(),
 207       internal::kShellWindowId_SystemModalContainer);
 208   EXPECT_EQ(modal_container, modal_widget->GetNativeWindow()->parent());
 209
 210   modal_widget->Close();
 211   widget->Close();
 212 }
 213
 214 class TestModalDialogDelegate : public views::DialogDelegateView {
 215  public:
 216   TestModalDialogDelegate() {}
 217
 218   // Overridden from views::WidgetDelegate:
 219   virtual ui::ModalType GetModalType() const OVERRIDE {
 220     return ui::MODAL_TYPE_SYSTEM;
 221   }
 222 };
 223
 224 TEST_F(ShellTest, CreateLockScreenModalWindow) {
 225   views::Widget::InitParams widget_params(
 226       views::Widget::InitParams::TYPE_WINDOW);
 227
 228   // Create a normal window.
 229   views::Widget* widget = CreateTestWindow(widget_params);
 230   widget->Show();
 231   EXPECT_TRUE(widget->GetNativeView()->HasFocus());
 232
 233   // It should be in default container.
 234   EXPECT_TRUE(GetDefaultContainer()->Contains(
 235                   widget->GetNativeWindow()->parent()));
 236
 237   Shell::GetInstance()->session_state_delegate()->LockScreen();
 238   // Create a LockScreen window.
 239   views::Widget* lock_widget = CreateTestWindow(widget_params);
 240   ash::Shell::GetContainer(
 241       Shell::GetPrimaryRootWindow(),
 242       ash::internal::kShellWindowId_LockScreenContainer)->
 243       AddChild(lock_widget->GetNativeView());
 244   lock_widget->Show();
 245   EXPECT_TRUE(lock_widget->GetNativeView()->HasFocus());
 246
 247   // It should be in LockScreen container.
 248   aura::Window* lock_screen = Shell::GetContainer(
 249       Shell::GetPrimaryRootWindow(),
 250       ash::internal::kShellWindowId_LockScreenContainer);
 251   EXPECT_EQ(lock_screen, lock_widget->GetNativeWindow()->parent());
 252
 253   // Create a modal window with a lock window as parent.
 254   views::Widget* lock_modal_widget = views::Widget::CreateWindowWithParent(
 255       new ModalWindow(), lock_widget->GetNativeView());
 256   lock_modal_widget->Show();
 257   EXPECT_TRUE(lock_modal_widget->GetNativeView()->HasFocus());
 258
 259   // It should be in LockScreen modal container.
 260   aura::Window* lock_modal_container = Shell::GetContainer(
 261       Shell::GetPrimaryRootWindow(),
 262       ash::internal::kShellWindowId_LockSystemModalContainer);
 263   EXPECT_EQ(lock_modal_container,
 264             lock_modal_widget->GetNativeWindow()->parent());
 265
 266   // Create a modal window with a normal window as parent.
 267   views::Widget* modal_widget = views::Widget::CreateWindowWithParent(
 268       new ModalWindow(), widget->GetNativeView());
 269   modal_widget->Show();
 270   // Window on lock screen shouldn't lost focus.
 271   EXPECT_FALSE(modal_widget->GetNativeView()->HasFocus());
 272   EXPECT_TRUE(lock_modal_widget->GetNativeView()->HasFocus());
 273
 274   // It should be in non-LockScreen modal container.
 275   aura::Window* modal_container = Shell::GetContainer(
 276       Shell::GetPrimaryRootWindow(),
 277       ash::internal::kShellWindowId_SystemModalContainer);
 278   EXPECT_EQ(modal_container, modal_widget->GetNativeWindow()->parent());
 279
 280   // Modal dialog without parent, caused crash see crbug.com/226141
 281   views::Widget* modal_dialog = views::DialogDelegate::CreateDialogWidget(
 282       new TestModalDialogDelegate(), CurrentContext(), NULL);
 283
 284   modal_dialog->Show();
 285   EXPECT_FALSE(modal_dialog->GetNativeView()->HasFocus());
 286   EXPECT_TRUE(lock_modal_widget->GetNativeView()->HasFocus());
 287
 288   modal_dialog->Close();
 289   modal_widget->Close();
 290   modal_widget->Close();
 291   lock_modal_widget->Close();
 292   lock_widget->Close();
 293   widget->Close();
 294 }
 295
 296 TEST_F(ShellTest, IsScreenLocked) {
 297   SessionStateDelegate* delegate =
 298       Shell::GetInstance()->session_state_delegate();
 299   delegate->LockScreen();
 300   EXPECT_TRUE(delegate->IsScreenLocked());
 301   delegate->UnlockScreen();
 302   EXPECT_FALSE(delegate->IsScreenLocked());
 303 }
 304
 305 // Fails on Mac, see http://crbug.com/115662
 306 #if defined(OS_MACOSX)
 307 #define MAYBE_ManagedWindowModeBasics DISABLED_ManagedWindowModeBasics
 308 #else
 309 #define MAYBE_ManagedWindowModeBasics ManagedWindowModeBasics
 310 #endif
 311 TEST_F(ShellTest, MAYBE_ManagedWindowModeBasics) {
 312   Shell* shell = Shell::GetInstance();
 313   Shell::TestApi test_api(shell);
 314
 315   // We start with the usual window containers.
 316   ExpectAllContainers();
 317   // Launcher is visible.
 318   ShelfWidget* launcher_widget = Launcher::ForPrimaryDisplay()->shelf_widget();
 319   EXPECT_TRUE(launcher_widget->IsVisible());
 320   // Launcher is at bottom-left of screen.
 321   EXPECT_EQ(0, launcher_widget->GetWindowBoundsInScreen().x());
 322   EXPECT_EQ(Shell::GetPrimaryRootWindow()->GetHostSize().height(),
 323             launcher_widget->GetWindowBoundsInScreen().bottom());
 324   // We have a desktop background but not a bare layer.
 325   // TODO (antrim): enable once we find out why it fails component build.
 326   //  internal::DesktopBackgroundWidgetController* background =
 327   //      Shell::GetPrimaryRootWindow()->
 328   //          GetProperty(internal::kWindowDesktopComponent);
 329   //  EXPECT_TRUE(background);
 330   //  EXPECT_TRUE(background->widget());
 331   //  EXPECT_FALSE(background->layer());
 332
 333   // Create a normal window.  It is not maximized.
 334   views::Widget::InitParams widget_params(
 335       views::Widget::InitParams::TYPE_WINDOW);
 336   widget_params.bounds.SetRect(11, 22, 300, 400);
 337   views::Widget* widget = CreateTestWindow(widget_params);
 338   widget->Show();
 339   EXPECT_FALSE(widget->IsMaximized());
 340
 341   // Clean up.
 342   widget->Close();
 343 }
 344
 345 TEST_F(ShellTest, FullscreenWindowHidesShelf) {
 346   ExpectAllContainers();
 347
 348   // Create a normal window.  It is not maximized.
 349   views::Widget::InitParams widget_params(
 350       views::Widget::InitParams::TYPE_WINDOW);
 351   widget_params.bounds.SetRect(11, 22, 300, 400);
 352   views::Widget* widget = CreateTestWindow(widget_params);
 353   widget->Show();
 354   EXPECT_FALSE(widget->IsMaximized());
 355
 356   // Shelf defaults to visible.
 357   EXPECT_EQ(
 358       SHELF_VISIBLE,
 359       Shell::GetPrimaryRootWindowController()->
 360           GetShelfLayoutManager()->visibility_state());
 361
 362   // Fullscreen window hides it.
 363   widget->SetFullscreen(true);
 364   EXPECT_EQ(
 365       SHELF_HIDDEN,
 366       Shell::GetPrimaryRootWindowController()->
 367           GetShelfLayoutManager()->visibility_state());
 368
 369   // Restoring the window restores it.
 370   widget->Restore();
 371   EXPECT_EQ(
 372       SHELF_VISIBLE,
 373       Shell::GetPrimaryRootWindowController()->
 374           GetShelfLayoutManager()->visibility_state());
 375
 376   // Clean up.
 377   widget->Close();
 378 }
 379
 380 namespace {
 381
 382 // Builds the list of parents from |window| to the root. The returned vector is
 383 // in reverse order (|window| is first).
 384 std::vector<aura::Window*> BuildPathToRoot(aura::Window* window) {
 385   std::vector<aura::Window*> results;
 386   while (window) {
 387     results.push_back(window);
 388     window = window->parent();
 389   }
 390   return results;
 391 }
 392
 393 }  // namespace
 394
 395 // Various assertions around SetShelfAutoHideBehavior() and
 396 // GetShelfAutoHideBehavior().
 397 TEST_F(ShellTest, ToggleAutoHide) {
 398   scoped_ptr<aura::Window> window(new aura::Window(NULL));
 399   window->SetProperty(aura::client::kShowStateKey, ui::SHOW_STATE_NORMAL);
 400   window->SetType(aura::client::WINDOW_TYPE_NORMAL);
 401   window->Init(ui::LAYER_TEXTURED);
 402   SetDefaultParentByPrimaryRootWindow(window.get());
 403   window->Show();
 404   wm::ActivateWindow(window.get());
 405
 406   Shell* shell = Shell::GetInstance();
 407   aura::RootWindow* root_window = Shell::GetPrimaryRootWindow();
 408   shell->SetShelfAutoHideBehavior(ash::SHELF_AUTO_HIDE_BEHAVIOR_ALWAYS,
 409                                   root_window);
 410   EXPECT_EQ(ash::SHELF_AUTO_HIDE_BEHAVIOR_ALWAYS,
 411             shell->GetShelfAutoHideBehavior(root_window));
 412   shell->SetShelfAutoHideBehavior(ash::SHELF_AUTO_HIDE_BEHAVIOR_NEVER,
 413                                   root_window);
 414   EXPECT_EQ(ash::SHELF_AUTO_HIDE_BEHAVIOR_NEVER,
 415             shell->GetShelfAutoHideBehavior(root_window));
 416   window->SetProperty(aura::client::kShowStateKey, ui::SHOW_STATE_MAXIMIZED);
 417   EXPECT_EQ(ash::SHELF_AUTO_HIDE_BEHAVIOR_NEVER,
 418             shell->GetShelfAutoHideBehavior(root_window));
 419   shell->SetShelfAutoHideBehavior(ash::SHELF_AUTO_HIDE_BEHAVIOR_ALWAYS,
 420                                   root_window);
 421   EXPECT_EQ(ash::SHELF_AUTO_HIDE_BEHAVIOR_ALWAYS,
 422             shell->GetShelfAutoHideBehavior(root_window));
 423   shell->SetShelfAutoHideBehavior(ash::SHELF_AUTO_HIDE_BEHAVIOR_NEVER,
 424                                   root_window);
 425   EXPECT_EQ(ash::SHELF_AUTO_HIDE_BEHAVIOR_NEVER,
 426             shell->GetShelfAutoHideBehavior(root_window));
 427 }
 428
 429 TEST_F(ShellTest, TestPreTargetHandlerOrder) {
 430   Shell* shell = Shell::GetInstance();
 431   Shell::TestApi test_api(shell);
 432   test::ShellTestApi shell_test_api(shell);
 433
 434   const ui::EventHandlerList& handlers = test_api.pre_target_handlers();
 435   EXPECT_EQ(handlers[0], shell->mouse_cursor_filter());
 436   EXPECT_EQ(handlers[1], shell_test_api.drag_drop_controller());
 437 }
 438
 439 // This verifies WindowObservers are removed when a window is destroyed after
 440 // the Shell is destroyed. This scenario (aura::Windows being deleted after the
 441 // Shell) occurs if someone is holding a reference to an unparented Window, as
 442 // is the case with a RenderWidgetHostViewAura that isn't on screen. As long as
 443 // everything is ok, we won't crash. If there is a bug, window's destructor will
 444 // notify some deleted object (say VideoDetector or ActivationController) and
 445 // this will crash.
 446 class ShellTest2 : public test::AshTestBase {
 447  public:
 448   ShellTest2() {}
 449   virtual ~ShellTest2() {}
 450
 451  protected:
 452   scoped_ptr<aura::Window> window_;
 453
 454  private:
 455   DISALLOW_COPY_AND_ASSIGN(ShellTest2);
 456 };
 457
 458 TEST_F(ShellTest2, DontCrashWhenWindowDeleted) {
 459   window_.reset(new aura::Window(NULL));
 460   window_->Init(ui::LAYER_NOT_DRAWN);
 461 }
 462
 463 }  // namespace ash