src/ash/display/resolution_notification_controller_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 "ash/display/resolution_notification_controller.h"
   6
   7 #include "ash/display/display_manager.h"
   8 #include "ash/screen_util.h"
   9 #include "ash/shell.h"
  10 #include "ash/test/ash_test_base.h"
  11 #include "base/bind.h"
  12 #include "base/strings/utf_string_conversions.h"
  13 #include "grit/ash_strings.h"
  14 #include "ui/base/l10n/l10n_util.h"
  15 #include "ui/gfx/size.h"
  16 #include "ui/message_center/message_center.h"
  17 #include "ui/message_center/notification.h"
  18 #include "ui/message_center/notification_list.h"
  19
  20 namespace ash {
  21 namespace {
  22
  23 base::string16 ExpectedNotificationMessage(int64 display_id,
  24                                            const gfx::Size& new_resolution) {
  25   return l10n_util::GetStringFUTF16(
  26       IDS_ASH_STATUS_TRAY_DISPLAY_RESOLUTION_CHANGED,
  27       base::UTF8ToUTF16(
  28           Shell::GetInstance()->display_manager()->GetDisplayNameForId(
  29               display_id)),
  30       base::UTF8ToUTF16(new_resolution.ToString()));
  31 }
  32
  33 base::string16 ExpectedFallbackNotificationMessage(
  34     int64 display_id,
  35     const gfx::Size& specified_resolution,
  36     const gfx::Size& fallback_resolution) {
  37   return l10n_util::GetStringFUTF16(
  38       IDS_ASH_STATUS_TRAY_DISPLAY_RESOLUTION_CHANGED_TO_UNSUPPORTED,
  39       base::UTF8ToUTF16(
  40           Shell::GetInstance()->display_manager()->GetDisplayNameForId(
  41               display_id)),
  42       base::UTF8ToUTF16(specified_resolution.ToString()),
  43       base::UTF8ToUTF16(fallback_resolution.ToString()));
  44 }
  45
  46 }  // namespace
  47
  48 class ResolutionNotificationControllerTest : public ash::test::AshTestBase {
  49  public:
  50   ResolutionNotificationControllerTest()
  51       : accept_count_(0) {
  52   }
  53
  54   virtual ~ResolutionNotificationControllerTest() {}
  55
  56  protected:
  57   virtual void SetUp() override {
  58     ash::test::AshTestBase::SetUp();
  59     ResolutionNotificationController::SuppressTimerForTest();
  60   }
  61
  62   void SetDisplayResolutionAndNotifyWithResolution(
  63       const gfx::Display& display,
  64       const gfx::Size& new_resolution,
  65       const gfx::Size& actual_new_resolution) {
  66     DisplayManager* display_manager = Shell::GetInstance()->display_manager();
  67
  68     const DisplayInfo& info = display_manager->GetDisplayInfo(display.id());
  69     DisplayMode old_mode(info.size_in_pixel(),
  70                          60 /* refresh_rate */,
  71                          false /* interlaced */,
  72                          false /* native */);
  73     DisplayMode new_mode = old_mode;
  74     new_mode.size = new_resolution;
  75
  76     if (display_manager->SetDisplayMode(display.id(), new_mode)) {
  77       controller()->PrepareNotification(
  78           display.id(),
  79           old_mode,
  80           new_mode,
  81           base::Bind(&ResolutionNotificationControllerTest::OnAccepted,
  82                      base::Unretained(this)));
  83     }
  84
  85     // OnConfigurationChanged event won't be emitted in the test environment,
  86     // so invoke UpdateDisplay() to emit that event explicitly.
  87     std::vector<DisplayInfo> info_list;
  88     for (size_t i = 0; i < display_manager->GetNumDisplays(); ++i) {
  89       int64 id = display_manager->GetDisplayAt(i).id();
  90       DisplayInfo info = display_manager->GetDisplayInfo(id);
  91       if (display.id() == id) {
  92         gfx::Rect bounds = info.bounds_in_native();
  93         bounds.set_size(actual_new_resolution);
  94         info.SetBounds(bounds);
  95       }
  96       info_list.push_back(info);
  97     }
  98     display_manager->OnNativeDisplaysChanged(info_list);
  99     RunAllPendingInMessageLoop();
 100   }
 101
 102   void SetDisplayResolutionAndNotify(const gfx::Display& display,
 103                                      const gfx::Size& new_resolution) {
 104     SetDisplayResolutionAndNotifyWithResolution(
 105         display, new_resolution, new_resolution);
 106   }
 107
 108   static base::string16 GetNotificationMessage() {
 109     const message_center::NotificationList::Notifications& notifications =
 110         message_center::MessageCenter::Get()->GetVisibleNotifications();
 111     for (message_center::NotificationList::Notifications::const_iterator iter =
 112              notifications.begin(); iter != notifications.end(); ++iter) {
 113       if ((*iter)->id() == ResolutionNotificationController::kNotificationId)
 114         return (*iter)->title();
 115     }
 116
 117     return base::string16();
 118   }
 119
 120   static void ClickOnNotification() {
 121     message_center::MessageCenter::Get()->ClickOnNotification(
 122         ResolutionNotificationController::kNotificationId);
 123   }
 124
 125   static void ClickOnNotificationButton(int index) {
 126     message_center::MessageCenter::Get()->ClickOnNotificationButton(
 127         ResolutionNotificationController::kNotificationId, index);
 128   }
 129
 130   static void CloseNotification() {
 131     message_center::MessageCenter::Get()->RemoveNotification(
 132         ResolutionNotificationController::kNotificationId, true /* by_user */);
 133   }
 134
 135   static bool IsNotificationVisible() {
 136     return message_center::MessageCenter::Get()->FindVisibleNotificationById(
 137         ResolutionNotificationController::kNotificationId);
 138   }
 139
 140   static void TickTimer() {
 141     controller()->OnTimerTick();
 142   }
 143
 144   static ResolutionNotificationController* controller() {
 145     return Shell::GetInstance()->resolution_notification_controller();
 146   }
 147
 148   int accept_count() const {
 149     return accept_count_;
 150   }
 151
 152  private:
 153   void OnAccepted() {
 154     EXPECT_FALSE(controller()->DoesNotificationTimeout());
 155     accept_count_++;
 156   }
 157
 158   int accept_count_;
 159
 160   DISALLOW_COPY_AND_ASSIGN(ResolutionNotificationControllerTest);
 161 };
 162
 163 // Basic behaviors and verifies it doesn't cause crashes.
 164 TEST_F(ResolutionNotificationControllerTest, Basic) {
 165   if (!SupportsMultipleDisplays())
 166     return;
 167
 168   UpdateDisplay("300x300#300x300%57|200x200%58,250x250#250x250%59|200x200%60");
 169   int64 id2 = ash::ScreenUtil::GetSecondaryDisplay().id();
 170   ash::DisplayManager* display_manager =
 171       ash::Shell::GetInstance()->display_manager();
 172   ASSERT_EQ(0, accept_count());
 173   EXPECT_FALSE(IsNotificationVisible());
 174
 175   // Changes the resolution and apply the result.
 176   SetDisplayResolutionAndNotify(
 177       ScreenUtil::GetSecondaryDisplay(), gfx::Size(200, 200));
 178   EXPECT_TRUE(IsNotificationVisible());
 179   EXPECT_FALSE(controller()->DoesNotificationTimeout());
 180   EXPECT_EQ(ExpectedNotificationMessage(id2, gfx::Size(200, 200)),
 181             GetNotificationMessage());
 182   DisplayMode mode;
 183   EXPECT_TRUE(display_manager->GetSelectedModeForDisplayId(id2, &mode));
 184   EXPECT_EQ("200x200", mode.size.ToString());
 185   EXPECT_EQ(60.0, mode.refresh_rate);
 186
 187   // Click the revert button, which reverts to the best resolution.
 188   ClickOnNotificationButton(0);
 189   RunAllPendingInMessageLoop();
 190   EXPECT_FALSE(IsNotificationVisible());
 191   EXPECT_EQ(0, accept_count());
 192   EXPECT_TRUE(display_manager->GetSelectedModeForDisplayId(id2, &mode));
 193   EXPECT_EQ("250x250", mode.size.ToString());
 194   EXPECT_EQ(59.0, mode.refresh_rate);
 195 }
 196
 197 TEST_F(ResolutionNotificationControllerTest, ClickMeansAccept) {
 198   if (!SupportsMultipleDisplays())
 199     return;
 200
 201   UpdateDisplay("300x300#300x300%57|200x200%58,250x250#250x250%59|200x200%60");
 202   int64 id2 = ash::ScreenUtil::GetSecondaryDisplay().id();
 203   ash::DisplayManager* display_manager =
 204       ash::Shell::GetInstance()->display_manager();
 205   ASSERT_EQ(0, accept_count());
 206   EXPECT_FALSE(IsNotificationVisible());
 207
 208   // Changes the resolution and apply the result.
 209   SetDisplayResolutionAndNotify(
 210       ScreenUtil::GetSecondaryDisplay(), gfx::Size(200, 200));
 211   EXPECT_TRUE(IsNotificationVisible());
 212   EXPECT_FALSE(controller()->DoesNotificationTimeout());
 213   DisplayMode mode;
 214   EXPECT_TRUE(display_manager->GetSelectedModeForDisplayId(id2, &mode));
 215   EXPECT_EQ("200x200", mode.size.ToString());
 216   EXPECT_EQ(60.0, mode.refresh_rate);
 217
 218   // Click the revert button, which reverts the resolution.
 219   ClickOnNotification();
 220   RunAllPendingInMessageLoop();
 221   EXPECT_FALSE(IsNotificationVisible());
 222   EXPECT_EQ(1, accept_count());
 223   EXPECT_TRUE(display_manager->GetSelectedModeForDisplayId(id2, &mode));
 224   EXPECT_EQ("200x200", mode.size.ToString());
 225   EXPECT_EQ(60.0, mode.refresh_rate);
 226 }
 227
 228 TEST_F(ResolutionNotificationControllerTest, AcceptButton) {
 229   if (!SupportsMultipleDisplays())
 230     return;
 231
 232   ash::DisplayManager* display_manager =
 233       ash::Shell::GetInstance()->display_manager();
 234
 235   UpdateDisplay("300x300#300x300%59|200x200%60");
 236   const gfx::Display& display = ash::Shell::GetScreen()->GetPrimaryDisplay();
 237   SetDisplayResolutionAndNotify(display, gfx::Size(200, 200));
 238   EXPECT_TRUE(IsNotificationVisible());
 239
 240   // If there's a single display only, it will have timeout and the first button
 241   // becomes accept.
 242   EXPECT_TRUE(controller()->DoesNotificationTimeout());
 243   ClickOnNotificationButton(0);
 244   EXPECT_FALSE(IsNotificationVisible());
 245   EXPECT_EQ(1, accept_count());
 246   DisplayMode mode;
 247   EXPECT_TRUE(
 248       display_manager->GetSelectedModeForDisplayId(display.id(), &mode));
 249   EXPECT_EQ("200x200", mode.size.ToString());
 250   EXPECT_EQ(60.0f, mode.refresh_rate);
 251
 252   // In that case the second button is revert.
 253   UpdateDisplay("300x300#300x300%59|200x200%60");
 254   SetDisplayResolutionAndNotify(display, gfx::Size(200, 200));
 255   EXPECT_TRUE(IsNotificationVisible());
 256
 257   EXPECT_TRUE(controller()->DoesNotificationTimeout());
 258   ClickOnNotificationButton(1);
 259   EXPECT_FALSE(IsNotificationVisible());
 260   EXPECT_EQ(1, accept_count());
 261   EXPECT_TRUE(
 262       display_manager->GetSelectedModeForDisplayId(display.id(), &mode));
 263   EXPECT_EQ("300x300", mode.size.ToString());
 264   EXPECT_EQ(59.0f, mode.refresh_rate);
 265 }
 266
 267 TEST_F(ResolutionNotificationControllerTest, Close) {
 268   if (!SupportsMultipleDisplays())
 269     return;
 270
 271   UpdateDisplay("100x100,150x150#150x150%59|200x200%60");
 272   int64 id2 = ash::ScreenUtil::GetSecondaryDisplay().id();
 273   ash::DisplayManager* display_manager =
 274       ash::Shell::GetInstance()->display_manager();
 275   ASSERT_EQ(0, accept_count());
 276   EXPECT_FALSE(IsNotificationVisible());
 277
 278   // Changes the resolution and apply the result.
 279   SetDisplayResolutionAndNotify(
 280       ScreenUtil::GetSecondaryDisplay(), gfx::Size(200, 200));
 281   EXPECT_TRUE(IsNotificationVisible());
 282   EXPECT_FALSE(controller()->DoesNotificationTimeout());
 283   DisplayMode mode;
 284   EXPECT_TRUE(display_manager->GetSelectedModeForDisplayId(id2, &mode));
 285   EXPECT_EQ("200x200", mode.size.ToString());
 286   EXPECT_EQ(60.0f, mode.refresh_rate);
 287
 288   // Close the notification (imitates clicking [x] button). Also verifies if
 289   // this does not cause a crash.  See crbug.com/271784
 290   CloseNotification();
 291   RunAllPendingInMessageLoop();
 292   EXPECT_FALSE(IsNotificationVisible());
 293   EXPECT_EQ(1, accept_count());
 294 }
 295
 296 TEST_F(ResolutionNotificationControllerTest, Timeout) {
 297   if (!SupportsMultipleDisplays())
 298     return;
 299
 300   UpdateDisplay("300x300#300x300%59|200x200%60");
 301   const gfx::Display& display = ash::Shell::GetScreen()->GetPrimaryDisplay();
 302   SetDisplayResolutionAndNotify(display, gfx::Size(200, 200));
 303
 304   for (int i = 0; i < ResolutionNotificationController::kTimeoutInSec; ++i) {
 305     EXPECT_TRUE(IsNotificationVisible()) << "notification is closed after "
 306                                          << i << "-th timer tick";
 307     TickTimer();
 308     RunAllPendingInMessageLoop();
 309   }
 310   EXPECT_FALSE(IsNotificationVisible());
 311   EXPECT_EQ(0, accept_count());
 312   ash::DisplayManager* display_manager =
 313       ash::Shell::GetInstance()->display_manager();
 314   DisplayMode mode;
 315   EXPECT_TRUE(
 316       display_manager->GetSelectedModeForDisplayId(display.id(), &mode));
 317   EXPECT_EQ("300x300", mode.size.ToString());
 318   EXPECT_EQ(59.0f, mode.refresh_rate);
 319 }
 320
 321 TEST_F(ResolutionNotificationControllerTest, DisplayDisconnected) {
 322   if (!SupportsMultipleDisplays())
 323     return;
 324
 325   UpdateDisplay("300x300#300x300%56|200x200%57,"
 326                 "200x200#250x250%58|200x200%59|100x100%60");
 327   int64 id2 = ash::ScreenUtil::GetSecondaryDisplay().id();
 328   ash::DisplayManager* display_manager =
 329       ash::Shell::GetInstance()->display_manager();
 330   SetDisplayResolutionAndNotify(
 331       ScreenUtil::GetSecondaryDisplay(), gfx::Size(100, 100));
 332   ASSERT_TRUE(IsNotificationVisible());
 333
 334   // Disconnects the secondary display and verifies it doesn't cause crashes.
 335   UpdateDisplay("300x300#300x300%56|200x200%57");
 336   RunAllPendingInMessageLoop();
 337   EXPECT_FALSE(IsNotificationVisible());
 338   EXPECT_EQ(0, accept_count());
 339   DisplayMode mode;
 340   EXPECT_TRUE(display_manager->GetSelectedModeForDisplayId(id2, &mode));
 341   gfx::Size resolution;
 342   EXPECT_EQ("200x200", mode.size.ToString());
 343   EXPECT_EQ(59.0f, mode.refresh_rate);
 344 }
 345
 346 TEST_F(ResolutionNotificationControllerTest, MultipleResolutionChange) {
 347   if (!SupportsMultipleDisplays())
 348     return;
 349
 350   UpdateDisplay("300x300#300x300%56|200x200%57,"
 351                 "250x250#250x250%58|200x200%59");
 352   int64 id2 = ash::ScreenUtil::GetSecondaryDisplay().id();
 353   ash::DisplayManager* display_manager =
 354       ash::Shell::GetInstance()->display_manager();
 355
 356   SetDisplayResolutionAndNotify(
 357       ScreenUtil::GetSecondaryDisplay(), gfx::Size(200, 200));
 358   EXPECT_TRUE(IsNotificationVisible());
 359   EXPECT_FALSE(controller()->DoesNotificationTimeout());
 360   DisplayMode mode;
 361   EXPECT_TRUE(display_manager->GetSelectedModeForDisplayId(id2, &mode));
 362   EXPECT_EQ("200x200", mode.size.ToString());
 363   EXPECT_EQ(59.0f, mode.refresh_rate);
 364
 365   // Invokes SetDisplayResolutionAndNotify during the previous notification is
 366   // visible.
 367   SetDisplayResolutionAndNotify(
 368       ScreenUtil::GetSecondaryDisplay(), gfx::Size(250, 250));
 369   EXPECT_TRUE(display_manager->GetSelectedModeForDisplayId(id2, &mode));
 370   EXPECT_EQ("250x250", mode.size.ToString());
 371   EXPECT_EQ(58.0f, mode.refresh_rate);
 372
 373   // Then, click the revert button. Although |old_resolution| for the second
 374   // SetDisplayResolutionAndNotify is 200x200, it should revert to the original
 375   // size 250x250.
 376   ClickOnNotificationButton(0);
 377   RunAllPendingInMessageLoop();
 378   EXPECT_FALSE(IsNotificationVisible());
 379   EXPECT_EQ(0, accept_count());
 380   EXPECT_TRUE(display_manager->GetSelectedModeForDisplayId(id2, &mode));
 381   EXPECT_EQ("250x250", mode.size.ToString());
 382   EXPECT_EQ(58.0f, mode.refresh_rate);
 383 }
 384
 385 TEST_F(ResolutionNotificationControllerTest, Fallback) {
 386   if (!SupportsMultipleDisplays())
 387     return;
 388
 389   UpdateDisplay("300x300#300x300%56|200x200%57,"
 390                 "250x250#250x250%58|220x220%59|200x200%60");
 391   int64 id2 = ash::ScreenUtil::GetSecondaryDisplay().id();
 392   ash::DisplayManager* display_manager =
 393       ash::Shell::GetInstance()->display_manager();
 394   ASSERT_EQ(0, accept_count());
 395   EXPECT_FALSE(IsNotificationVisible());
 396
 397   // Changes the resolution and apply the result.
 398   SetDisplayResolutionAndNotifyWithResolution(
 399       ScreenUtil::GetSecondaryDisplay(),
 400       gfx::Size(220, 220),
 401       gfx::Size(200, 200));
 402   EXPECT_TRUE(IsNotificationVisible());
 403   EXPECT_FALSE(controller()->DoesNotificationTimeout());
 404   EXPECT_EQ(
 405       ExpectedFallbackNotificationMessage(
 406           id2, gfx::Size(220, 220), gfx::Size(200, 200)),
 407       GetNotificationMessage());
 408   DisplayMode mode;
 409   EXPECT_TRUE(display_manager->GetSelectedModeForDisplayId(id2, &mode));
 410   EXPECT_EQ("200x200", mode.size.ToString());
 411   EXPECT_EQ(60.0f, mode.refresh_rate);
 412
 413   // Click the revert button, which reverts to the best resolution.
 414   ClickOnNotificationButton(0);
 415   RunAllPendingInMessageLoop();
 416   EXPECT_FALSE(IsNotificationVisible());
 417   EXPECT_EQ(0, accept_count());
 418   EXPECT_TRUE(display_manager->GetSelectedModeForDisplayId(id2, &mode));
 419   EXPECT_EQ("250x250", mode.size.ToString());
 420   EXPECT_EQ(58.0f, mode.refresh_rate);
 421 }
 422
 423 }  // namespace ash