src/ash/wm/base_layout_manager_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/wm/base_layout_manager.h"
   6
   7 #include "ash/screen_ash.h"
   8 #include "ash/session_state_delegate.h"
   9 #include "ash/shelf/shelf_layout_manager.h"
  10 #include "ash/shell.h"
  11 #include "ash/shell_window_ids.h"
  12 #include "ash/test/ash_test_base.h"
  13 #include "ash/wm/window_state.h"
  14 #include "ash/wm/window_util.h"
  15 #include "ash/wm/workspace/workspace_window_resizer.h"
  16 #include "base/basictypes.h"
  17 #include "base/compiler_specific.h"
  18 #include "ui/aura/client/aura_constants.h"
  19 #include "ui/aura/root_window.h"
  20 #include "ui/aura/test/test_windows.h"
  21 #include "ui/aura/window.h"
  22 #include "ui/base/ui_base_types.h"
  23 #include "ui/gfx/insets.h"
  24 #include "ui/gfx/screen.h"
  25
  26 namespace ash {
  27
  28 namespace {
  29
  30 class BaseLayoutManagerTest : public test::AshTestBase {
  31  public:
  32   BaseLayoutManagerTest() {}
  33   virtual ~BaseLayoutManagerTest() {}
  34
  35   virtual void SetUp() OVERRIDE {
  36     test::AshTestBase::SetUp();
  37     UpdateDisplay("800x600");
  38     aura::Window* default_container = Shell::GetContainer(
  39         Shell::GetPrimaryRootWindow(),
  40         internal::kShellWindowId_DefaultContainer);
  41     default_container->SetLayoutManager(new internal::BaseLayoutManager(
  42         Shell::GetPrimaryRootWindow()));
  43   }
  44
  45   aura::Window* CreateTestWindow(const gfx::Rect& bounds) {
  46     return CreateTestWindowInShellWithBounds(bounds);
  47   }
  48
  49  private:
  50   DISALLOW_COPY_AND_ASSIGN(BaseLayoutManagerTest);
  51 };
  52
  53 // Tests normal->maximize->normal.
  54 TEST_F(BaseLayoutManagerTest, Maximize) {
  55   gfx::Rect bounds(100, 100, 200, 200);
  56   scoped_ptr<aura::Window> window(CreateTestWindow(bounds));
  57   window->SetProperty(aura::client::kShowStateKey, ui::SHOW_STATE_MAXIMIZED);
  58   // Maximized window fills the work area, not the whole display.
  59   EXPECT_EQ(
  60       ScreenAsh::GetMaximizedWindowBoundsInParent(window.get()).ToString(),
  61       window->bounds().ToString());
  62   window->SetProperty(aura::client::kShowStateKey, ui::SHOW_STATE_NORMAL);
  63   EXPECT_EQ(bounds.ToString(), window->bounds().ToString());
  64 }
  65
  66 // Tests normal->minimize->normal.
  67 TEST_F(BaseLayoutManagerTest, Minimize) {
  68   gfx::Rect bounds(100, 100, 200, 200);
  69   scoped_ptr<aura::Window> window(CreateTestWindow(bounds));
  70   window->SetProperty(aura::client::kShowStateKey, ui::SHOW_STATE_MINIMIZED);
  71   // Note: Currently minimize doesn't do anything except set the state.
  72   // See crbug.com/104571.
  73   EXPECT_EQ(bounds.ToString(), window->bounds().ToString());
  74   window->SetProperty(aura::client::kShowStateKey, ui::SHOW_STATE_NORMAL);
  75   EXPECT_EQ(bounds.ToString(), window->bounds().ToString());
  76 }
  77
  78 // A WindowDelegate which sets the focus when the window
  79 // becomes visible.
  80 class FocusDelegate : public aura::test::TestWindowDelegate {
  81  public:
  82   FocusDelegate()
  83       : window_(NULL),
  84         show_state_(ui::SHOW_STATE_END) {
  85   }
  86   virtual ~FocusDelegate() {}
  87
  88   void set_window(aura::Window* window) { window_ = window; }
  89
  90   // aura::test::TestWindowDelegate overrides:
  91   virtual void OnWindowTargetVisibilityChanged(bool visible) OVERRIDE {
  92     if (window_) {
  93       if (visible)
  94         window_->Focus();
  95       show_state_ = window_->GetProperty(aura::client::kShowStateKey);
  96     }
  97   }
  98
  99   ui::WindowShowState GetShowStateAndReset() {
 100     ui::WindowShowState ret = show_state_;
 101     show_state_ = ui::SHOW_STATE_END;
 102     return ret;
 103   }
 104
 105  private:
 106   aura::Window* window_;
 107   ui::WindowShowState show_state_;
 108
 109   DISALLOW_COPY_AND_ASSIGN(FocusDelegate);
 110 };
 111
 112 // Make sure that the window's show state is correct in
 113 // |WindowDelegate::OnWindowTargetVisibilityChanged|, and setting
 114 // focus in this callback doesn't cause DCHECK error.  See
 115 // crbug.com/168383.
 116 TEST_F(BaseLayoutManagerTest, FocusDuringUnminimize) {
 117   FocusDelegate delegate;
 118   scoped_ptr<aura::Window> window(CreateTestWindowInShellWithDelegate(
 119       &delegate, 0, gfx::Rect(100, 100, 100, 100)));
 120   delegate.set_window(window.get());
 121   window->SetProperty(aura::client::kShowStateKey, ui::SHOW_STATE_MINIMIZED);
 122   EXPECT_FALSE(window->IsVisible());
 123   EXPECT_EQ(ui::SHOW_STATE_MINIMIZED, delegate.GetShowStateAndReset());
 124   window->Show();
 125   EXPECT_TRUE(window->IsVisible());
 126   EXPECT_EQ(ui::SHOW_STATE_DEFAULT, delegate.GetShowStateAndReset());
 127 }
 128
 129 // Tests maximized window size during root window resize.
 130 TEST_F(BaseLayoutManagerTest, MaximizeRootWindowResize) {
 131   gfx::Rect bounds(100, 100, 200, 200);
 132   scoped_ptr<aura::Window> window(CreateTestWindow(bounds));
 133   window->SetProperty(aura::client::kShowStateKey, ui::SHOW_STATE_MAXIMIZED);
 134   gfx::Rect initial_work_area_bounds =
 135       ScreenAsh::GetMaximizedWindowBoundsInParent(window.get());
 136   EXPECT_EQ(initial_work_area_bounds.ToString(), window->bounds().ToString());
 137   // Enlarge the root window.  We should still match the work area size.
 138   UpdateDisplay("900x700");
 139   EXPECT_EQ(
 140       ScreenAsh::GetMaximizedWindowBoundsInParent(window.get()).ToString(),
 141       window->bounds().ToString());
 142   EXPECT_NE(
 143       initial_work_area_bounds.ToString(),
 144       ScreenAsh::GetMaximizedWindowBoundsInParent(window.get()).ToString());
 145 }
 146
 147 // Tests normal->fullscreen->normal.
 148 TEST_F(BaseLayoutManagerTest, Fullscreen) {
 149   gfx::Rect bounds(100, 100, 200, 200);
 150   scoped_ptr<aura::Window> window(CreateTestWindow(bounds));
 151   window->SetProperty(aura::client::kShowStateKey, ui::SHOW_STATE_FULLSCREEN);
 152   // Fullscreen window fills the whole display.
 153   EXPECT_EQ(Shell::GetScreen()->GetDisplayNearestWindow(
 154                 window.get()).bounds().ToString(),
 155             window->bounds().ToString());
 156   window->SetProperty(aura::client::kShowStateKey, ui::SHOW_STATE_NORMAL);
 157   EXPECT_EQ(bounds.ToString(), window->bounds().ToString());
 158 }
 159
 160 // Tests fullscreen window size during root window resize.
 161 TEST_F(BaseLayoutManagerTest, FullscreenRootWindowResize) {
 162   gfx::Rect bounds(100, 100, 200, 200);
 163   scoped_ptr<aura::Window> window(CreateTestWindow(bounds));
 164   // Fullscreen window fills the whole display.
 165   window->SetProperty(aura::client::kShowStateKey, ui::SHOW_STATE_FULLSCREEN);
 166   EXPECT_EQ(Shell::GetScreen()->GetDisplayNearestWindow(
 167                 window.get()).bounds().ToString(),
 168             window->bounds().ToString());
 169   // Enlarge the root window.  We should still match the display size.
 170   UpdateDisplay("800x600");
 171   EXPECT_EQ(Shell::GetScreen()->GetDisplayNearestWindow(
 172                 window.get()).bounds().ToString(),
 173             window->bounds().ToString());
 174 }
 175
 176 // Tests that when the screen gets smaller the windows aren't bigger than
 177 // the screen.
 178 TEST_F(BaseLayoutManagerTest, RootWindowResizeShrinksWindows) {
 179   scoped_ptr<aura::Window> window(
 180       CreateTestWindow(gfx::Rect(10, 20, 500, 400)));
 181   gfx::Rect work_area = Shell::GetScreen()->GetDisplayNearestWindow(
 182       window.get()).work_area();
 183   // Invariant: Window is smaller than work area.
 184   EXPECT_LE(window->bounds().width(), work_area.width());
 185   EXPECT_LE(window->bounds().height(), work_area.height());
 186
 187   // Make the root window narrower than our window.
 188   UpdateDisplay("300x400");
 189   work_area = Shell::GetScreen()->GetDisplayNearestWindow(
 190       window.get()).work_area();
 191   EXPECT_LE(window->bounds().width(), work_area.width());
 192   EXPECT_LE(window->bounds().height(), work_area.height());
 193
 194   // Make the root window shorter than our window.
 195   UpdateDisplay("300x200");
 196   work_area = Shell::GetScreen()->GetDisplayNearestWindow(
 197       window.get()).work_area();
 198   EXPECT_LE(window->bounds().width(), work_area.width());
 199   EXPECT_LE(window->bounds().height(), work_area.height());
 200
 201   // Enlarging the root window does not change the window bounds.
 202   gfx::Rect old_bounds = window->bounds();
 203   UpdateDisplay("800x600");
 204   EXPECT_EQ(old_bounds.width(), window->bounds().width());
 205   EXPECT_EQ(old_bounds.height(), window->bounds().height());
 206 }
 207
 208 // Tests that a maximized window with too-large restore bounds will be restored
 209 // to smaller than the full work area.
 210 TEST_F(BaseLayoutManagerTest, BoundsWithScreenEdgeVisible) {
 211   // Create a window with bounds that fill the screen.
 212   gfx::Rect bounds = Shell::GetScreen()->GetPrimaryDisplay().bounds();
 213   scoped_ptr<aura::Window> window(CreateTestWindow(bounds));
 214   // Maximize it, which writes the old bounds to restore bounds.
 215   window->SetProperty(aura::client::kShowStateKey, ui::SHOW_STATE_MAXIMIZED);
 216   // Restore it.
 217   window->SetProperty(aura::client::kShowStateKey, ui::SHOW_STATE_NORMAL);
 218   // It should have the default maximized window bounds, inset by the grid size.
 219   int grid_size = internal::WorkspaceWindowResizer::kScreenEdgeInset;
 220   gfx::Rect max_bounds =
 221       ash::ScreenAsh::GetMaximizedWindowBoundsInParent(window.get());
 222   max_bounds.Inset(grid_size, grid_size);
 223   EXPECT_EQ(max_bounds.ToString(), window->bounds().ToString());
 224 }
 225
 226 // Verifies maximizing sets the restore bounds, and restoring
 227 // restores the bounds.
 228 TEST_F(BaseLayoutManagerTest, MaximizeSetsRestoreBounds) {
 229   scoped_ptr<aura::Window> window(CreateTestWindow(gfx::Rect(1, 2, 3, 4)));
 230   wm::WindowState* window_state = wm::GetWindowState(window.get());
 231
 232   // Maximize it, which will keep the previous restore bounds.
 233   window->SetProperty(aura::client::kShowStateKey, ui::SHOW_STATE_MAXIMIZED);
 234   EXPECT_EQ("1,2 3x4", window_state->GetRestoreBoundsInParent().ToString());
 235
 236   // Restore it, which should restore bounds and reset restore bounds.
 237   window->SetProperty(aura::client::kShowStateKey, ui::SHOW_STATE_NORMAL);
 238   EXPECT_EQ("1,2 3x4", window->bounds().ToString());
 239   EXPECT_FALSE(window_state->HasRestoreBounds());
 240 }
 241
 242 // Verifies maximizing keeps the restore bounds if set.
 243 TEST_F(BaseLayoutManagerTest, MaximizeResetsRestoreBounds) {
 244   scoped_ptr<aura::Window> window(CreateTestWindow(gfx::Rect(1, 2, 3, 4)));
 245
 246   wm::WindowState* window_state = wm::GetWindowState(window.get());
 247   window_state->SetRestoreBoundsInParent(gfx::Rect(10, 11, 12, 13));
 248
 249   // Maximize it, which will keep the previous restore bounds.
 250   window->SetProperty(aura::client::kShowStateKey, ui::SHOW_STATE_MAXIMIZED);
 251   EXPECT_EQ("10,11 12x13", window_state->GetRestoreBoundsInParent().ToString());
 252 }
 253
 254 // Verifies that the restore bounds do not get reset when restoring to a
 255 // maximzied state from a minimized state.
 256 TEST_F(BaseLayoutManagerTest, BoundsAfterRestoringToMaximizeFromMinimize) {
 257   scoped_ptr<aura::Window> window(CreateTestWindow(gfx::Rect(1, 2, 3, 4)));
 258   gfx::Rect bounds(10, 15, 25, 35);
 259   window->SetBounds(bounds);
 260
 261   wm::WindowState* window_state = wm::GetWindowState(window.get());
 262   // Maximize it, which should reset restore bounds.
 263   window_state->Maximize();
 264   EXPECT_EQ(bounds.ToString(),
 265             window_state->GetRestoreBoundsInParent().ToString());
 266
 267   // Minimize the window. The restore bounds should not change.
 268   window_state->Minimize();
 269   EXPECT_EQ(bounds.ToString(),
 270             window_state->GetRestoreBoundsInParent().ToString());
 271
 272   // Show the window again. The window should be maximized, and the restore
 273   // bounds should not change.
 274   window->Show();
 275   EXPECT_EQ(bounds.ToString(),
 276             window_state->GetRestoreBoundsInParent().ToString());
 277   EXPECT_TRUE(window_state->IsMaximized());
 278
 279   window_state->Restore();
 280   EXPECT_EQ(bounds.ToString(), window->bounds().ToString());
 281 }
 282
 283 // Verify if the window is not resized during screen lock. See: crbug.com/173127
 284 TEST_F(BaseLayoutManagerTest, NotResizeWhenScreenIsLocked) {
 285   SetCanLockScreen(true);
 286   scoped_ptr<aura::Window> window(CreateTestWindow(gfx::Rect(1, 2, 3, 4)));
 287   // window with AlwaysOnTop will be managed by BaseLayoutManager.
 288   window->SetProperty(aura::client::kAlwaysOnTopKey, true);
 289   window->Show();
 290
 291   internal::ShelfLayoutManager* shelf =
 292       internal::ShelfLayoutManager::ForLauncher(window.get());
 293   shelf->SetAutoHideBehavior(SHELF_AUTO_HIDE_BEHAVIOR_ALWAYS);
 294
 295   window->SetBounds(ScreenAsh::GetMaximizedWindowBoundsInParent(window.get()));
 296   gfx::Rect window_bounds = window->bounds();
 297   EXPECT_EQ(
 298       ScreenAsh::GetMaximizedWindowBoundsInParent(window.get()).ToString(),
 299       window_bounds.ToString());
 300
 301   Shell::GetInstance()->session_state_delegate()->LockScreen();
 302   shelf->UpdateVisibilityState();
 303   EXPECT_NE(
 304       ScreenAsh::GetMaximizedWindowBoundsInParent(window.get()).ToString(),
 305       window_bounds.ToString());
 306
 307   Shell::GetInstance()->session_state_delegate()->UnlockScreen();
 308   shelf->UpdateVisibilityState();
 309   EXPECT_EQ(window_bounds.ToString(), window->bounds().ToString());
 310 }
 311
 312 }  // namespace
 313 }  // namespace ash