src/chrome/browser/ui/panels/base_panel_browser_test.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 "chrome/browser/ui/panels/base_panel_browser_test.h"
   6
   7 #include "base/bind.h"
   8 #include "base/command_line.h"
   9 #include "base/memory/weak_ptr.h"
  10 #include "base/message_loop/message_loop.h"
  11 #include "base/strings/string_number_conversions.h"
  12 #include "chrome/browser/chrome_notification_types.h"
  13 #include "chrome/browser/extensions/extension_service.h"
  14 #include "chrome/browser/profiles/profile.h"
  15 #include "chrome/browser/ui/browser.h"
  16 #include "chrome/browser/ui/browser_window.h"
  17 #include "chrome/browser/ui/panels/detached_panel_collection.h"
  18 #include "chrome/browser/ui/panels/native_panel.h"
  19 #include "chrome/browser/ui/panels/panel_collection.h"
  20 #include "chrome/browser/ui/panels/panel_mouse_watcher.h"
  21 #include "chrome/browser/ui/panels/stacked_panel_collection.h"
  22 #include "chrome/browser/ui/panels/test_panel_active_state_observer.h"
  23 #include "chrome/browser/ui/panels/test_panel_mouse_watcher.h"
  24 #include "chrome/common/chrome_paths.h"
  25 #include "chrome/common/chrome_switches.h"
  26 #include "chrome/test/base/interactive_test_utils.h"
  27 #include "chrome/test/base/ui_test_utils.h"
  28 #include "content/public/browser/notification_service.h"
  29 #include "content/public/common/url_constants.h"
  30 #include "content/public/test/web_contents_tester.h"
  31 #include "extensions/browser/extension_prefs.h"
  32 #include "extensions/browser/extension_system.h"
  33 #include "extensions/browser/install_flag.h"
  34 #include "extensions/common/manifest_constants.h"
  35 #include "sync/api/string_ordinal.h"
  36
  37 #if defined(OS_LINUX)
  38 #include "ui/base/x/x11_util.h"
  39 #endif
  40
  41 #if defined(OS_MACOSX)
  42 #include "base/mac/scoped_nsautorelease_pool.h"
  43 #include "chrome/browser/ui/cocoa/run_loop_testing.h"
  44 #endif
  45
  46 using content::WebContentsTester;
  47 using extensions::Extension;
  48
  49 namespace {
  50
  51 const gfx::Rect kTestingPrimaryDisplayArea = gfx::Rect(0, 0, 800, 600);
  52 const gfx::Rect kTestingPrimaryWorkArea = gfx::Rect(0, 0, 800, 580);
  53
  54 struct MockDesktopBar {
  55   bool auto_hiding_enabled;
  56   DisplaySettingsProvider::DesktopBarVisibility visibility;
  57   int thickness;
  58 };
  59
  60 class MockDisplaySettingsProviderImpl :
  61     public BasePanelBrowserTest::MockDisplaySettingsProvider {
  62  public:
  63   MockDisplaySettingsProviderImpl();
  64   ~MockDisplaySettingsProviderImpl() override {}
  65
  66   // Overridden from DisplaySettingsProvider:
  67   gfx::Rect GetPrimaryDisplayArea() const override;
  68   gfx::Rect GetPrimaryWorkArea() const override;
  69   gfx::Rect GetDisplayAreaMatching(const gfx::Rect& bounds) const override;
  70   gfx::Rect GetWorkAreaMatching(const gfx::Rect& bounds) const override;
  71   bool IsAutoHidingDesktopBarEnabled(DesktopBarAlignment alignment) override;
  72   int GetDesktopBarThickness(DesktopBarAlignment alignment) const override;
  73   DesktopBarVisibility GetDesktopBarVisibility(
  74       DesktopBarAlignment alignment) const override;
  75   bool IsFullScreen() override;
  76
  77   // Overridden from MockDisplaySettingsProvider:
  78   void SetPrimaryDisplay(const gfx::Rect& display_area,
  79                          const gfx::Rect& work_area) override;
  80   void SetSecondaryDisplay(const gfx::Rect& display_area,
  81                            const gfx::Rect& work_area) override;
  82   void EnableAutoHidingDesktopBar(DesktopBarAlignment alignment,
  83                                   bool enabled,
  84                                   int thickness) override;
  85   void SetDesktopBarVisibility(DesktopBarAlignment alignment,
  86                                DesktopBarVisibility visibility) override;
  87   void SetDesktopBarThickness(DesktopBarAlignment alignment,
  88                               int thickness) override;
  89   void EnableFullScreenMode(bool enabled) override;
  90
  91  private:
  92   gfx::Rect primary_display_area_;
  93   gfx::Rect primary_work_area_;
  94   gfx::Rect secondary_display_area_;
  95   gfx::Rect secondary_work_area_;
  96   MockDesktopBar mock_desktop_bars[3];
  97   bool full_screen_enabled_;
  98
  99   DISALLOW_COPY_AND_ASSIGN(MockDisplaySettingsProviderImpl);
 100 };
 101
 102
 103 MockDisplaySettingsProviderImpl::MockDisplaySettingsProviderImpl()
 104     : full_screen_enabled_(false) {
 105   memset(mock_desktop_bars, 0, sizeof(mock_desktop_bars));
 106 }
 107
 108 gfx::Rect MockDisplaySettingsProviderImpl::GetPrimaryDisplayArea() const {
 109   return primary_display_area_;
 110 }
 111
 112 gfx::Rect MockDisplaySettingsProviderImpl::GetPrimaryWorkArea() const {
 113   return primary_work_area_;
 114 }
 115
 116 gfx::Rect MockDisplaySettingsProviderImpl::GetDisplayAreaMatching(
 117     const gfx::Rect& bounds) const {
 118   if (secondary_display_area_.IsEmpty())
 119     return primary_display_area_;
 120
 121   gfx::Rect primary_intersection =
 122       gfx::IntersectRects(bounds, primary_display_area_);
 123   int primary_intersection_size =
 124       primary_intersection.width() * primary_intersection.height();
 125
 126   gfx::Rect secondary_intersection =
 127       gfx::IntersectRects(bounds, secondary_display_area_);
 128   int secondary_intersection_size =
 129       secondary_intersection.width() * secondary_intersection.height();
 130
 131   return primary_intersection_size >= secondary_intersection_size ?
 132       primary_display_area_ : secondary_display_area_;
 133 }
 134
 135 gfx::Rect MockDisplaySettingsProviderImpl::GetWorkAreaMatching(
 136     const gfx::Rect& bounds) const {
 137   if (secondary_work_area_.IsEmpty())
 138     return primary_work_area_;
 139
 140   gfx::Rect primary_intersection =
 141       gfx::IntersectRects(bounds, primary_work_area_);
 142   int primary_intersection_size =
 143       primary_intersection.width() * primary_intersection.height();
 144
 145   gfx::Rect secondary_intersection =
 146       gfx::IntersectRects(bounds, secondary_work_area_);
 147   int secondary_intersection_size =
 148       secondary_intersection.width() * secondary_intersection.height();
 149
 150   return primary_intersection_size >= secondary_intersection_size ?
 151       primary_work_area_ : secondary_work_area_;
 152 }
 153
 154 bool MockDisplaySettingsProviderImpl::IsAutoHidingDesktopBarEnabled(
 155     DesktopBarAlignment alignment) {
 156   return mock_desktop_bars[static_cast<int>(alignment)].auto_hiding_enabled;
 157 }
 158
 159 int MockDisplaySettingsProviderImpl::GetDesktopBarThickness(
 160     DesktopBarAlignment alignment) const {
 161   return mock_desktop_bars[static_cast<int>(alignment)].thickness;
 162 }
 163
 164 DisplaySettingsProvider::DesktopBarVisibility
 165 MockDisplaySettingsProviderImpl::GetDesktopBarVisibility(
 166     DesktopBarAlignment alignment) const {
 167   return mock_desktop_bars[static_cast<int>(alignment)].visibility;
 168 }
 169
 170 bool MockDisplaySettingsProviderImpl::IsFullScreen() {
 171   return full_screen_enabled_;
 172 }
 173
 174 void MockDisplaySettingsProviderImpl::EnableAutoHidingDesktopBar(
 175     DesktopBarAlignment alignment, bool enabled, int thickness) {
 176   MockDesktopBar* bar = &(mock_desktop_bars[static_cast<int>(alignment)]);
 177   bar->auto_hiding_enabled = enabled;
 178   bar->thickness = thickness;
 179 }
 180
 181 void MockDisplaySettingsProviderImpl::SetPrimaryDisplay(
 182     const gfx::Rect& display_area, const gfx::Rect& work_area) {
 183   DCHECK(display_area.Contains(work_area));
 184   primary_display_area_ = display_area;
 185   primary_work_area_ = work_area;
 186   OnDisplaySettingsChanged();
 187 }
 188
 189 void MockDisplaySettingsProviderImpl::SetSecondaryDisplay(
 190     const gfx::Rect& display_area, const gfx::Rect& work_area) {
 191   DCHECK(display_area.Contains(work_area));
 192   secondary_display_area_ = display_area;
 193   secondary_work_area_ = work_area;
 194   OnDisplaySettingsChanged();
 195 }
 196
 197 void MockDisplaySettingsProviderImpl::SetDesktopBarVisibility(
 198     DesktopBarAlignment alignment, DesktopBarVisibility visibility) {
 199   MockDesktopBar* bar = &(mock_desktop_bars[static_cast<int>(alignment)]);
 200   if (!bar->auto_hiding_enabled)
 201     return;
 202   if (visibility == bar->visibility)
 203     return;
 204   bar->visibility = visibility;
 205   FOR_EACH_OBSERVER(
 206       DesktopBarObserver,
 207       desktop_bar_observers(),
 208       OnAutoHidingDesktopBarVisibilityChanged(alignment, visibility));
 209 }
 210
 211 void MockDisplaySettingsProviderImpl::SetDesktopBarThickness(
 212     DesktopBarAlignment alignment, int thickness) {
 213   MockDesktopBar* bar = &(mock_desktop_bars[static_cast<int>(alignment)]);
 214   if (!bar->auto_hiding_enabled)
 215     return;
 216   if (thickness == bar->thickness)
 217     return;
 218   bar->thickness = thickness;
 219   FOR_EACH_OBSERVER(
 220       DesktopBarObserver,
 221       desktop_bar_observers(),
 222       OnAutoHidingDesktopBarThicknessChanged(alignment, thickness));
 223 }
 224
 225 void MockDisplaySettingsProviderImpl::EnableFullScreenMode(bool enabled) {
 226   full_screen_enabled_ = enabled;
 227   CheckFullScreenMode(PERFORM_FULLSCREEN_CHECK);
 228 }
 229
 230 }  // namespace
 231
 232 const base::FilePath::CharType* BasePanelBrowserTest::kTestDir =
 233     FILE_PATH_LITERAL("panels");
 234
 235 BasePanelBrowserTest::BasePanelBrowserTest()
 236     : InProcessBrowserTest(),
 237       mock_display_settings_enabled_(true) {
 238 }
 239
 240 BasePanelBrowserTest::~BasePanelBrowserTest() {
 241 }
 242
 243 void BasePanelBrowserTest::SetUpCommandLine(CommandLine* command_line) {
 244   command_line->AppendSwitch(switches::kEnablePanels);
 245 }
 246
 247 void BasePanelBrowserTest::SetUpOnMainThread() {
 248   InProcessBrowserTest::SetUpOnMainThread();
 249
 250   // Setup the work area and desktop bar so that we have consistent testing
 251   // environment for all panel related tests.
 252   if (mock_display_settings_enabled_) {
 253     mock_display_settings_provider_ = new MockDisplaySettingsProviderImpl();
 254     mock_display_settings_provider_->SetPrimaryDisplay(
 255         kTestingPrimaryDisplayArea, kTestingPrimaryWorkArea);
 256     PanelManager::SetDisplaySettingsProviderForTesting(
 257         mock_display_settings_provider_);
 258   }
 259
 260   PanelManager* panel_manager = PanelManager::GetInstance();
 261   panel_manager->enable_auto_sizing(false);
 262
 263   PanelManager::shorten_time_intervals_for_testing();
 264
 265   // Simulate the mouse movement so that tests are not affected by actual mouse
 266   // events.
 267   PanelMouseWatcher* mouse_watcher = new TestPanelMouseWatcher();
 268   panel_manager->SetMouseWatcherForTesting(mouse_watcher);
 269
 270   // This is needed so the subsequently created panels can be activated.
 271   // On a Mac, it transforms background-only test process into foreground one.
 272   ASSERT_TRUE(ui_test_utils::BringBrowserWindowToFront(browser()));
 273 }
 274
 275 void BasePanelBrowserTest::WaitForPanelActiveState(
 276     Panel* panel, ActiveState expected_state) {
 277   DCHECK(expected_state == SHOW_AS_ACTIVE ||
 278          expected_state == SHOW_AS_INACTIVE);
 279
 280 #if defined(OS_MACOSX)
 281   scoped_ptr<NativePanelTesting> panel_testing(
 282       CreateNativePanelTesting(panel));
 283   ASSERT_TRUE(panel_testing->EnsureApplicationRunOnForeground()) <<
 284       "Failed to bring application to foreground. Bail out.";
 285 #endif
 286
 287   PanelActiveStateObserver signal(panel, expected_state == SHOW_AS_ACTIVE);
 288   signal.Wait();
 289 }
 290
 291 void BasePanelBrowserTest::WaitForWindowSizeAvailable(Panel* panel) {
 292   scoped_ptr<NativePanelTesting> panel_testing(
 293       CreateNativePanelTesting(panel));
 294   content::WindowedNotificationObserver signal(
 295       chrome::NOTIFICATION_PANEL_WINDOW_SIZE_KNOWN,
 296       content::Source<Panel>(panel));
 297   if (panel_testing->IsWindowSizeKnown())
 298     return;
 299   signal.Wait();
 300   EXPECT_TRUE(panel_testing->IsWindowSizeKnown());
 301 }
 302
 303 void BasePanelBrowserTest::WaitForBoundsAnimationFinished(Panel* panel) {
 304   scoped_ptr<NativePanelTesting> panel_testing(
 305       CreateNativePanelTesting(panel));
 306   // Sometimes there are several animations in sequence due to content
 307   // auto resizing. Wait for all animations to finish.
 308   while (panel_testing->IsAnimatingBounds()) {
 309     content::WindowedNotificationObserver signal(
 310         chrome::NOTIFICATION_PANEL_BOUNDS_ANIMATIONS_FINISHED,
 311         content::Source<Panel>(panel));
 312     if (!panel_testing->IsAnimatingBounds())
 313       return;
 314     signal.Wait();
 315   }
 316 }
 317
 318 BasePanelBrowserTest::CreatePanelParams::CreatePanelParams(
 319     const std::string& name,
 320     const gfx::Rect& bounds,
 321     ActiveState show_flag)
 322     : name(name),
 323       bounds(bounds),
 324       show_flag(show_flag),
 325       wait_for_fully_created(true),
 326       expected_active_state(show_flag),
 327       create_mode(PanelManager::CREATE_AS_DOCKED),
 328       profile(NULL) {
 329 }
 330
 331 Panel* BasePanelBrowserTest::CreatePanelWithParams(
 332     const CreatePanelParams& params) {
 333 #if defined(OS_MACOSX)
 334   // Opening panels on a Mac causes NSWindowController of the Panel window
 335   // to be autoreleased. We need a pool drained after it's done so the test
 336   // can close correctly. The NSWindowController of the Panel window controls
 337   // lifetime of the Panel object so we want to release it as soon as
 338   // possible. In real Chrome, this is done by message pump.
 339   // On non-Mac platform, this is an empty class.
 340   base::mac::ScopedNSAutoreleasePool autorelease_pool;
 341 #endif
 342
 343   content::WindowedNotificationObserver observer(
 344       content::NOTIFICATION_LOAD_STOP,
 345       content::NotificationService::AllSources());
 346
 347   PanelManager* manager = PanelManager::GetInstance();
 348   Panel* panel = manager->CreatePanel(
 349       params.name,
 350       params.profile ? params.profile : browser()->profile(),
 351       params.url,
 352       params.bounds,
 353       params.create_mode);
 354
 355   if (!params.url.is_empty())
 356     observer.Wait();
 357
 358   if (!manager->auto_sizing_enabled() ||
 359       params.bounds.width() || params.bounds.height()) {
 360     EXPECT_FALSE(panel->auto_resizable());
 361   } else {
 362     EXPECT_TRUE(panel->auto_resizable());
 363   }
 364
 365   if (params.show_flag == SHOW_AS_ACTIVE) {
 366     panel->Show();
 367   } else {
 368     panel->ShowInactive();
 369   }
 370
 371   if (params.wait_for_fully_created) {
 372     base::MessageLoopForUI::current()->RunUntilIdle();
 373
 374 #if defined(OS_LINUX) && defined(USE_X11)
 375     // On bots, we might have a simple window manager which always activates new
 376     // windows, and can't always deactivate them. Re-activate the main tabbed
 377     // browser to "deactivate" the newly created panel.
 378     if (params.expected_active_state == SHOW_AS_INACTIVE &&
 379         ui::GuessWindowManager() == ui::WM_ICE_WM) {
 380       // Wait for new panel to become active before deactivating to ensure
 381       // the activated notification is consumed before we wait for the panel
 382       // to become inactive.
 383       WaitForPanelActiveState(panel, SHOW_AS_ACTIVE);
 384       browser()->window()->Activate();
 385     }
 386 #endif
 387     // More waiting, because gaining or losing focus may require inter-process
 388     // asynchronous communication, and it is not enough to just run the local
 389     // message loop to make sure this activity has completed.
 390     WaitForPanelActiveState(panel, params.expected_active_state);
 391
 392     // On Linux, window size is not available right away and we should wait
 393     // before moving forward with the test.
 394     WaitForWindowSizeAvailable(panel);
 395
 396     // Wait for the bounds animations on creation to finish.
 397     WaitForBoundsAnimationFinished(panel);
 398   }
 399
 400   return panel;
 401 }
 402
 403 Panel* BasePanelBrowserTest::CreatePanelWithBounds(
 404     const std::string& panel_name, const gfx::Rect& bounds) {
 405   CreatePanelParams params(panel_name, bounds, SHOW_AS_ACTIVE);
 406   return CreatePanelWithParams(params);
 407 }
 408
 409 Panel* BasePanelBrowserTest::CreatePanel(const std::string& panel_name) {
 410   CreatePanelParams params(panel_name, gfx::Rect(), SHOW_AS_ACTIVE);
 411   return CreatePanelWithParams(params);
 412 }
 413
 414 Panel* BasePanelBrowserTest::CreateDockedPanel(const std::string& name,
 415                                                const gfx::Rect& bounds) {
 416   Panel* panel = CreatePanelWithBounds(name, bounds);
 417   EXPECT_EQ(PanelCollection::DOCKED, panel->collection()->type());
 418   return panel;
 419 }
 420
 421 Panel* BasePanelBrowserTest::CreateDetachedPanel(const std::string& name,
 422                                                  const gfx::Rect& bounds) {
 423   Panel* panel = CreatePanelWithBounds(name, bounds);
 424   PanelManager* panel_manager = panel->manager();
 425   panel_manager->MovePanelToCollection(panel,
 426                                        panel_manager->detached_collection(),
 427                                        PanelCollection::DEFAULT_POSITION);
 428   EXPECT_EQ(PanelCollection::DETACHED, panel->collection()->type());
 429   // The panel is first created as docked panel, which ignores the specified
 430   // origin in |bounds|. We need to reposition the panel after it becomes
 431   // detached.
 432   panel->SetPanelBounds(bounds);
 433   WaitForBoundsAnimationFinished(panel);
 434   return panel;
 435 }
 436
 437 Panel* BasePanelBrowserTest::CreateStackedPanel(const std::string& name,
 438                                                 const gfx::Rect& bounds,
 439                                                 StackedPanelCollection* stack) {
 440   Panel* panel = CreateDetachedPanel(name, bounds);
 441   panel->manager()->MovePanelToCollection(
 442       panel,
 443       stack,
 444       static_cast<PanelCollection::PositioningMask>(
 445           PanelCollection::DEFAULT_POSITION |
 446           PanelCollection::COLLAPSE_TO_FIT));
 447   EXPECT_EQ(PanelCollection::STACKED, panel->collection()->type());
 448   WaitForBoundsAnimationFinished(panel);
 449   return panel;
 450 }
 451
 452 Panel* BasePanelBrowserTest::CreateInactivePanel(const std::string& name) {
 453   // Create an active panel first, instead of inactive panel. This is because
 454   // certain window managers on Linux, like icewm, will always activate the
 455   // new window.
 456   Panel* panel = CreatePanel(name);
 457
 458   DeactivatePanel(panel);
 459   WaitForPanelActiveState(panel, SHOW_AS_INACTIVE);
 460
 461   return panel;
 462 }
 463
 464 Panel* BasePanelBrowserTest::CreateInactiveDockedPanel(
 465     const std::string& name, const gfx::Rect& bounds) {
 466   // Create an active panel first, instead of inactive panel. This is because
 467   // certain window managers on Linux, like icewm, will always activate the
 468   // new window.
 469   Panel* panel = CreateDockedPanel(name, bounds);
 470
 471   DeactivatePanel(panel);
 472   WaitForPanelActiveState(panel, SHOW_AS_INACTIVE);
 473
 474   return panel;
 475 }
 476
 477 Panel* BasePanelBrowserTest::CreateInactiveDetachedPanel(
 478     const std::string& name, const gfx::Rect& bounds) {
 479   // Create an active panel first, instead of inactive panel. This is because
 480   // certain window managers on Linux, like icewm, will always activate the
 481   // new window.
 482   Panel* panel = CreateDetachedPanel(name, bounds);
 483
 484   DeactivatePanel(panel);
 485   WaitForPanelActiveState(panel, SHOW_AS_INACTIVE);
 486
 487   return panel;
 488 }
 489
 490 void BasePanelBrowserTest::ActivatePanel(Panel* panel) {
 491   // For certain window managers on Linux, the window activation/deactivation
 492   // signals might not be sent. To work around this, we explicitly deactivate
 493   // all other panels first.
 494 #if defined(OS_LINUX)
 495   std::vector<Panel*> panels = PanelManager::GetInstance()->panels();
 496   for (std::vector<Panel*>::const_iterator iter = panels.begin();
 497        iter != panels.end(); ++iter) {
 498     Panel* current_panel = *iter;
 499     if (panel != current_panel)
 500       current_panel->Deactivate();
 501   }
 502 #endif
 503
 504   panel->Activate();
 505 }
 506
 507 void BasePanelBrowserTest::DeactivatePanel(Panel* panel) {
 508 #if defined(OS_LINUX)
 509   // For certain window managers on Linux, like icewm, panel activation and
 510   // deactivation notification might not get tiggered when non-panel window is
 511   // activated or deactivated. So we deactivate the panel directly.
 512   panel->Deactivate();
 513 #else
 514   // Make the panel lose focus by activating the browser window. This is
 515   // because:
 516   // 1) On Windows, deactivating the panel window might cause the application
 517   //    to lose the foreground status. When this occurs, trying to activate
 518   //    the panel window again will not be allowed by the system.
 519   // 2) On MacOS, deactivating a window is not supported by Cocoa.
 520   browser()->window()->Activate();
 521 #endif
 522 }
 523
 524 // static
 525 NativePanelTesting* BasePanelBrowserTest::CreateNativePanelTesting(
 526     Panel* panel) {
 527   return panel->native_panel()->CreateNativePanelTesting();
 528 }
 529
 530 scoped_refptr<Extension> BasePanelBrowserTest::CreateExtension(
 531     const base::FilePath::StringType& path,
 532     extensions::Manifest::Location location,
 533     const base::DictionaryValue& extra_value) {
 534   extensions::ExtensionPrefs* extension_prefs =
 535       extensions::ExtensionPrefs::Get(browser()->profile());
 536   base::FilePath full_path = extension_prefs->install_directory().Append(path);
 537
 538   scoped_ptr<base::DictionaryValue> input_value(extra_value.DeepCopy());
 539   input_value->SetString(extensions::manifest_keys::kVersion, "1.0.0.0");
 540   input_value->SetString(extensions::manifest_keys::kName, "Sample Extension");
 541
 542   std::string error;
 543   scoped_refptr<Extension> extension = Extension::Create(
 544       full_path,  location, *input_value, Extension::NO_FLAGS, &error);
 545   EXPECT_TRUE(extension.get());
 546   EXPECT_STREQ("", error.c_str());
 547   extensions::ExtensionSystem::Get(
 548       browser()->profile())->extension_service()->OnExtensionInstalled(
 549           extension.get(),
 550           syncer::StringOrdinal(),
 551           extensions::kInstallFlagInstallImmediately);
 552   return extension;
 553 }
 554
 555 void BasePanelBrowserTest::CloseWindowAndWait(Panel* panel) {
 556   // Closing a panel may involve several async tasks. Need to use
 557   // message pump and wait for the notification.
 558   PanelManager* manager = PanelManager::GetInstance();
 559   int panel_count = manager->num_panels();
 560   content::WindowedNotificationObserver signal(
 561       chrome::NOTIFICATION_PANEL_CLOSED,
 562       content::Source<Panel>(panel));
 563   panel->Close();
 564   signal.Wait();
 565   // Now we have one less panel.
 566   EXPECT_EQ(panel_count - 1, manager->num_panels());
 567
 568 #if defined(OS_MACOSX)
 569   // Mac window controllers may be autoreleased, and in the non-test
 570   // environment, may actually depend on the autorelease pool being recycled
 571   // with the run loop in order to perform important work. Replicate this in
 572   // the test environment.
 573   AutoreleasePool()->Recycle();
 574
 575   // Make sure that everything has a chance to run.
 576   chrome::testing::NSRunLoopRunAllPending();
 577 #endif  // OS_MACOSX
 578 }
 579
 580 void BasePanelBrowserTest::MoveMouseAndWaitForExpansionStateChange(
 581     Panel* panel,
 582     const gfx::Point& position) {
 583   content::WindowedNotificationObserver signal(
 584       chrome::NOTIFICATION_PANEL_CHANGED_EXPANSION_STATE,
 585       content::Source<Panel>(panel));
 586   MoveMouse(position);
 587   signal.Wait();
 588 }
 589
 590 void BasePanelBrowserTest::MoveMouse(const gfx::Point& position) {
 591   PanelManager::GetInstance()->mouse_watcher()->NotifyMouseMovement(position);
 592 }
 593
 594 std::string BasePanelBrowserTest::MakePanelName(int index) {
 595   std::string panel_name("Panel");
 596   return panel_name + base::IntToString(index);
 597 }
 598
 599 bool BasePanelBrowserTest::WmSupportWindowActivation() {
 600   return true;
 601 }