chrome/browser/apps/ephemeral_app_browsertest.cc

   1 // Copyright 2014 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/apps/ephemeral_app_browsertest.h"
   6
   7 #include <vector>
   8
   9 #include "apps/app_restore_service.h"
  10 #include "apps/saved_files_service.h"
  11 #include "base/files/scoped_temp_dir.h"
  12 #include "base/scoped_observer.h"
  13 #include "base/stl_util.h"
  14 #include "chrome/browser/apps/app_browsertest_util.h"
  15 #include "chrome/browser/apps/ephemeral_app_service.h"
  16 #include "chrome/browser/extensions/api/file_system/file_system_api.h"
  17 #include "chrome/browser/extensions/app_sync_data.h"
  18 #include "chrome/browser/extensions/extension_service.h"
  19 #include "chrome/browser/extensions/extension_sync_service.h"
  20 #include "chrome/browser/extensions/extension_util.h"
  21 #include "chrome/browser/notifications/desktop_notification_service.h"
  22 #include "chrome/browser/notifications/desktop_notification_service_factory.h"
  23 #include "content/public/browser/power_save_blocker.h"
  24 #include "content/public/test/browser_test.h"
  25 #include "content/public/test/test_utils.h"
  26 #include "extensions/browser/api/power/power_api.h"
  27 #include "extensions/browser/app_sorting.h"
  28 #include "extensions/browser/event_router.h"
  29 #include "extensions/browser/extension_prefs.h"
  30 #include "extensions/browser/extension_registry.h"
  31 #include "extensions/browser/extension_registry_observer.h"
  32 #include "extensions/browser/extension_system.h"
  33 #include "extensions/browser/extension_util.h"
  34 #include "extensions/browser/process_manager.h"
  35 #include "extensions/browser/test_extension_registry_observer.h"
  36 #include "extensions/browser/uninstall_reason.h"
  37 #include "extensions/common/api/alarms.h"
  38 #include "extensions/common/extension.h"
  39 #include "extensions/test/extension_test_message_listener.h"
  40 #include "extensions/test/result_catcher.h"
  41 #include "sync/api/fake_sync_change_processor.h"
  42 #include "sync/api/sync_change_processor_wrapper_for_test.h"
  43 #include "sync/api/sync_error_factory_mock.h"
  44 #include "ui/app_list/app_list_switches.h"
  45 #include "ui/message_center/message_center.h"
  46 #include "ui/message_center/notifier_settings.h"
  47
  48 using extensions::AppSyncData;
  49 using extensions::Event;
  50 using extensions::EventRouter;
  51 using extensions::Extension;
  52 using extensions::ExtensionPrefs;
  53 using extensions::ExtensionRegistry;
  54 using extensions::ExtensionRegistryObserver;
  55 using extensions::ExtensionSystem;
  56 using extensions::Manifest;
  57 using extensions::ResultCatcher;
  58
  59 namespace {
  60
  61 namespace alarms = extensions::core_api::alarms;
  62
  63 const char kPowerTestApp[] = "ephemeral_apps/power";
  64
  65 // Enabling sync causes these tests to be flaky on Windows. Disable sync so that
  66 // everything else can be tested. See crbug.com/401028
  67 #if defined(OS_WIN)
  68 const bool kEnableSync = false;
  69 #else
  70 const bool kEnableSync = true;
  71 #endif
  72
  73 typedef std::vector<message_center::Notifier*> NotifierList;
  74
  75 bool IsNotifierInList(const message_center::NotifierId& notifier_id,
  76                       const NotifierList& notifiers) {
  77   for (NotifierList::const_iterator it = notifiers.begin();
  78        it != notifiers.end(); ++it) {
  79     const message_center::Notifier* notifier = *it;
  80     if (notifier->notifier_id == notifier_id)
  81       return true;
  82   }
  83
  84   return false;
  85 }
  86
  87 // Saves some parameters from the extension installed notification in order
  88 // to verify them in tests.
  89 class InstallObserver : public ExtensionRegistryObserver {
  90  public:
  91   struct InstallParameters {
  92     std::string id;
  93     bool is_update;
  94     bool from_ephemeral;
  95
  96     InstallParameters(
  97         const std::string& id,
  98         bool is_update,
  99         bool from_ephemeral)
 100           : id(id), is_update(is_update), from_ephemeral(from_ephemeral) {}
 101   };
 102
 103   explicit InstallObserver(Profile* profile) : registry_observer_(this) {
 104     registry_observer_.Add(ExtensionRegistry::Get(profile));
 105   }
 106
 107   ~InstallObserver() override {}
 108
 109   const InstallParameters& Last() {
 110     CHECK(!install_params_.empty());
 111     return install_params_.back();
 112   }
 113
 114  private:
 115   void OnExtensionWillBeInstalled(content::BrowserContext* browser_context,
 116                                   const Extension* extension,
 117                                   bool is_update,
 118                                   bool from_ephemeral,
 119                                   const std::string& old_name) override {
 120     install_params_.push_back(
 121         InstallParameters(extension->id(), is_update, from_ephemeral));
 122   }
 123
 124   std::vector<InstallParameters> install_params_;
 125   ScopedObserver<ExtensionRegistry, ExtensionRegistryObserver>
 126       registry_observer_;
 127 };
 128
 129 // Instead of actually changing the system power settings, tests will just
 130 // issue requests to this mock.
 131 class PowerSettingsMock {
 132  public:
 133   PowerSettingsMock() : keep_awake_count_(0) {}
 134
 135   void request_keep_awake() { ++keep_awake_count_; }
 136
 137   void release_keep_awake() {
 138     --keep_awake_count_;
 139     ASSERT_GE(keep_awake_count_, 0);
 140   }
 141
 142   int keep_awake_count() const { return keep_awake_count_; }
 143
 144  private:
 145   int keep_awake_count_;
 146
 147   DISALLOW_COPY_AND_ASSIGN(PowerSettingsMock);
 148 };
 149
 150 // Stub implementation of content::PowerSaveBlocker that updates the
 151 // PowerSettingsMock.
 152 class PowerSaveBlockerStub : public content::PowerSaveBlocker {
 153  public:
 154   explicit PowerSaveBlockerStub(PowerSettingsMock* power_settings)
 155       : power_settings_(power_settings) {
 156     power_settings_->request_keep_awake();
 157   }
 158
 159   ~PowerSaveBlockerStub() override { power_settings_->release_keep_awake(); }
 160
 161   static scoped_ptr<PowerSaveBlocker> Create(PowerSettingsMock* power_settings,
 162                                              PowerSaveBlockerType type,
 163                                              Reason reason,
 164                                              const std::string& description) {
 165     return scoped_ptr<PowerSaveBlocker>(
 166         new PowerSaveBlockerStub(power_settings));
 167   }
 168
 169  private:
 170   PowerSettingsMock* power_settings_;  // Not owned.
 171
 172   DISALLOW_COPY_AND_ASSIGN(PowerSaveBlockerStub);
 173 };
 174
 175 }  // namespace
 176
 177
 178 // EphemeralAppTestBase:
 179
 180 const char EphemeralAppTestBase::kMessagingReceiverApp[] =
 181     "ephemeral_apps/messaging_receiver";
 182 const char EphemeralAppTestBase::kMessagingReceiverAppV2[] =
 183     "ephemeral_apps/messaging_receiver2";
 184 const char EphemeralAppTestBase::kDispatchEventTestApp[] =
 185     "ephemeral_apps/dispatch_event";
 186 const char EphemeralAppTestBase::kNotificationsTestApp[] =
 187     "ephemeral_apps/notification_settings";
 188 const char EphemeralAppTestBase::kFileSystemTestApp[] =
 189     "ephemeral_apps/filesystem_retain_entries";
 190
 191 EphemeralAppTestBase::EphemeralAppTestBase() {}
 192
 193 EphemeralAppTestBase::~EphemeralAppTestBase() {}
 194
 195 void EphemeralAppTestBase::SetUpCommandLine(base::CommandLine* command_line) {
 196   // Skip PlatformAppBrowserTest, which sets different values for the switches
 197   // below.
 198   ExtensionBrowserTest::SetUpCommandLine(command_line);
 199
 200   // Make event pages get suspended immediately.
 201   extensions::ProcessManager::SetEventPageIdleTimeForTesting(1);
 202   extensions::ProcessManager::SetEventPageSuspendingTimeForTesting(1);
 203
 204   // Enable ephemeral apps, which are gated by the experimental app launcher
 205   // flag.
 206   command_line->AppendSwitch(app_list::switches::kEnableExperimentalAppList);
 207 }
 208
 209 void EphemeralAppTestBase::SetUpOnMainThread() {
 210   PlatformAppBrowserTest::SetUpOnMainThread();
 211
 212   // Disable ephemeral apps immediately after they stop running in tests.
 213   EphemeralAppService::Get(profile())->set_disable_delay_for_test(0);
 214 }
 215
 216 base::FilePath EphemeralAppTestBase::GetTestPath(const char* test_path) {
 217   return test_data_dir_.AppendASCII("platform_apps").AppendASCII(test_path);
 218 }
 219
 220 const Extension* EphemeralAppTestBase::InstallEphemeralApp(
 221     const char* test_path, Manifest::Location manifest_location) {
 222   const Extension* extension = InstallEphemeralAppWithSourceAndFlags(
 223       GetTestPath(test_path), 1, manifest_location, Extension::NO_FLAGS);
 224   EXPECT_TRUE(extension);
 225   if (extension)
 226     EXPECT_TRUE(extensions::util::IsEphemeralApp(extension->id(), profile()));
 227   return extension;
 228 }
 229
 230 const Extension* EphemeralAppTestBase::InstallEphemeralApp(
 231     const char* test_path) {
 232   return InstallEphemeralApp(test_path, Manifest::INTERNAL);
 233 }
 234
 235 const Extension* EphemeralAppTestBase::InstallAndLaunchEphemeralApp(
 236     const char* test_path) {
 237   ExtensionTestMessageListener launched_listener("launched", false);
 238   const Extension* extension = InstallEphemeralApp(test_path);
 239   EXPECT_TRUE(extension);
 240   if (!extension)
 241     return NULL;
 242
 243   LaunchPlatformApp(extension);
 244   bool wait_result = launched_listener.WaitUntilSatisfied();
 245   EXPECT_TRUE(wait_result);
 246   if (!wait_result)
 247     return NULL;
 248
 249   return extension;
 250 }
 251
 252 const Extension* EphemeralAppTestBase::UpdateEphemeralApp(
 253     const std::string& app_id,
 254     const base::FilePath& test_dir,
 255     const base::FilePath& pem_path) {
 256   // Pack a new version of the app.
 257   base::ScopedTempDir temp_dir;
 258   EXPECT_TRUE(temp_dir.CreateUniqueTempDir());
 259
 260   base::FilePath crx_path = temp_dir.path().AppendASCII("temp.crx");
 261   if (!base::DeleteFile(crx_path, false)) {
 262     ADD_FAILURE() << "Failed to delete existing crx: " << crx_path.value();
 263     return NULL;
 264   }
 265
 266   base::FilePath app_v2_path = PackExtensionWithOptions(
 267       test_dir, crx_path, pem_path, base::FilePath());
 268   EXPECT_FALSE(app_v2_path.empty());
 269
 270   // Update the ephemeral app and wait for the update to finish.
 271   extensions::CrxInstaller* crx_installer = NULL;
 272   content::WindowedNotificationObserver windowed_observer(
 273       extensions::NOTIFICATION_CRX_INSTALLER_DONE,
 274       content::Source<extensions::CrxInstaller>(crx_installer));
 275   ExtensionService* service =
 276       ExtensionSystem::Get(profile())->extension_service();
 277   EXPECT_TRUE(service->UpdateExtension(
 278       extensions::CRXFileInfo(app_id, app_v2_path), true, &crx_installer));
 279   windowed_observer.Wait();
 280
 281   return ExtensionRegistry::Get(profile())
 282       ->GetExtensionById(app_id, ExtensionRegistry::EVERYTHING);
 283 }
 284
 285 void EphemeralAppTestBase::PromoteEphemeralApp(
 286     const extensions::Extension* app) {
 287   ExtensionService* extension_service =
 288       ExtensionSystem::Get(profile())->extension_service();
 289   ASSERT_TRUE(extension_service);
 290   extension_service->PromoteEphemeralApp(app, false);
 291 }
 292
 293 void EphemeralAppTestBase::DisableEphemeralApp(
 294     const Extension* app,
 295     Extension::DisableReason disable_reason) {
 296   ExtensionSystem::Get(profile())->extension_service()->DisableExtension(
 297       app->id(), disable_reason);
 298
 299   ASSERT_TRUE(ExtensionRegistry::Get(profile())->disabled_extensions().Contains(
 300       app->id()));
 301 }
 302
 303 void EphemeralAppTestBase::CloseApp(const std::string& app_id) {
 304   EXPECT_EQ(1U, GetAppWindowCountForApp(app_id));
 305   extensions::AppWindow* app_window = GetFirstAppWindowForApp(app_id);
 306   ASSERT_TRUE(app_window);
 307   CloseAppWindow(app_window);
 308 }
 309
 310 void EphemeralAppTestBase::CloseAppWaitForUnload(const std::string& app_id) {
 311   // Ephemeral apps are unloaded from extension system after they stop running.
 312   extensions::TestExtensionRegistryObserver observer(
 313       ExtensionRegistry::Get(profile()), app_id);
 314   CloseApp(app_id);
 315   observer.WaitForExtensionUnloaded();
 316 }
 317
 318 void EphemeralAppTestBase::EvictApp(const std::string& app_id) {
 319   // Uninstall the app, which is what happens when ephemeral apps get evicted
 320   // from the cache.
 321   extensions::TestExtensionRegistryObserver observer(
 322       ExtensionRegistry::Get(profile()), app_id);
 323
 324   ExtensionService* service =
 325       ExtensionSystem::Get(profile())->extension_service();
 326   ASSERT_TRUE(service);
 327   service->UninstallExtension(
 328       app_id,
 329       extensions::UNINSTALL_REASON_ORPHANED_EPHEMERAL_EXTENSION,
 330       base::Bind(&base::DoNothing),
 331       NULL);
 332
 333   observer.WaitForExtensionUninstalled();
 334 }
 335
 336 // EphemeralAppBrowserTest:
 337
 338 class EphemeralAppBrowserTest : public EphemeralAppTestBase {
 339  protected:
 340   bool LaunchAppAndRunTest(const Extension* app, const char* test_name) {
 341     // Ephemeral apps are unloaded after they are closed. Ensure they are
 342     // enabled before launch.
 343     ExtensionService* service =
 344         ExtensionSystem::Get(profile())->extension_service();
 345     service->EnableExtension(app->id());
 346
 347     ExtensionTestMessageListener launched_listener("launched", true);
 348     LaunchPlatformApp(app);
 349     if (!launched_listener.WaitUntilSatisfied()) {
 350       message_ = "Failed to receive launched message from test";
 351       return false;
 352     }
 353
 354     ResultCatcher catcher;
 355     launched_listener.Reply(test_name);
 356
 357     bool result = catcher.GetNextResult();
 358     message_ = catcher.message();
 359
 360     CloseAppWaitForUnload(app->id());
 361     return result;
 362   }
 363
 364   // Verify that the event page of the app has not been loaded.
 365   void VerifyAppNotLoaded(const std::string& app_id) {
 366     EXPECT_FALSE(extensions::ProcessManager::Get(profile())
 367                      ->GetBackgroundHostForExtension(app_id));
 368   }
 369
 370   // Verify properties of ephemeral apps.
 371   void VerifyEphemeralApp(const std::string& app_id) {
 372     EXPECT_TRUE(extensions::util::IsEphemeralApp(app_id, profile()));
 373
 374     // Ephemeral apps should not be synced.
 375     scoped_ptr<AppSyncData> sync_change = GetLastSyncChangeForApp(app_id);
 376     EXPECT_FALSE(sync_change.get());
 377
 378     // Ephemeral apps should not be assigned ordinals.
 379     extensions::AppSorting* app_sorting =
 380         ExtensionPrefs::Get(profile())->app_sorting();
 381     EXPECT_FALSE(app_sorting->GetAppLaunchOrdinal(app_id).IsValid());
 382     EXPECT_FALSE(app_sorting->GetPageOrdinal(app_id).IsValid());
 383   }
 384
 385   // Verify that after ephemeral apps stop running, they reside in extension
 386   // system in a disabled and unloaded state.
 387   void VerifyInactiveEphemeralApp(const std::string& app_id) {
 388     EXPECT_TRUE(
 389         ExtensionRegistry::Get(profile())->disabled_extensions().Contains(
 390             app_id));
 391
 392     ExtensionPrefs* prefs = ExtensionPrefs::Get(profile());
 393     EXPECT_TRUE(prefs->IsExtensionDisabled(app_id));
 394     EXPECT_NE(0,
 395               prefs->GetDisableReasons(app_id) &
 396                   Extension::DISABLE_INACTIVE_EPHEMERAL_APP);
 397   }
 398
 399   // Verify the state of an app that has been promoted from an ephemeral to a
 400   // fully installed app.
 401   void VerifyPromotedApp(const std::string& app_id,
 402                          ExtensionRegistry::IncludeFlag expected_set) {
 403     const Extension* app = ExtensionRegistry::Get(profile())
 404                                ->GetExtensionById(app_id, expected_set);
 405     ASSERT_TRUE(app) << "App not found in expected set: " << expected_set;
 406
 407     // The app should not be ephemeral.
 408     ExtensionPrefs* prefs = ExtensionPrefs::Get(profile());
 409     ASSERT_TRUE(prefs);
 410     EXPECT_FALSE(prefs->IsEphemeralApp(app_id));
 411     EXPECT_EQ(0,
 412               prefs->GetDisableReasons(app_id) &
 413                   Extension::DISABLE_INACTIVE_EPHEMERAL_APP);
 414
 415     // Check sort ordinals.
 416     extensions::AppSorting* app_sorting = prefs->app_sorting();
 417     EXPECT_TRUE(app_sorting->GetAppLaunchOrdinal(app_id).IsValid());
 418     EXPECT_TRUE(app_sorting->GetPageOrdinal(app_id).IsValid());
 419   }
 420
 421   // Dispatch a fake alarm event to the app.
 422   void DispatchAlarmEvent(EventRouter* event_router,
 423                           const std::string& app_id) {
 424     alarms::Alarm dummy_alarm;
 425     dummy_alarm.name = "test_alarm";
 426
 427     scoped_ptr<base::ListValue> args(new base::ListValue());
 428     args->Append(dummy_alarm.ToValue().release());
 429     scoped_ptr<Event> event(new Event(alarms::OnAlarm::kEventName,
 430                                       args.Pass()));
 431
 432     event_router->DispatchEventToExtension(app_id, event.Pass());
 433   }
 434
 435   // Simulates the scenario where an app is installed, via the normal
 436   // installation route, on top of an ephemeral app. This can occur due to race
 437   // conditions.
 438   const Extension* ReplaceEphemeralApp(const std::string& app_id,
 439                                        const char* test_path,
 440                                        int expected_enabled_change) {
 441     return UpdateExtensionWaitForIdle(
 442         app_id, GetTestPath(test_path), expected_enabled_change);
 443   }
 444
 445   void PromoteEphemeralAppAndVerify(
 446       const Extension* app,
 447       ExtensionRegistry::IncludeFlag expected_set) {
 448     ASSERT_TRUE(app);
 449
 450     // Ephemeral apps should not be synced.
 451     scoped_ptr<AppSyncData> sync_change = GetLastSyncChangeForApp(app->id());
 452     EXPECT_FALSE(sync_change.get());
 453
 454     // Promote the app to a regular installed app.
 455     InstallObserver installed_observer(profile());
 456     PromoteEphemeralApp(app);
 457     VerifyPromotedApp(app->id(), expected_set);
 458
 459     // Check the notification parameters.
 460     const InstallObserver::InstallParameters& params =
 461         installed_observer.Last();
 462     EXPECT_EQ(app->id(), params.id);
 463     EXPECT_TRUE(params.is_update);
 464     EXPECT_TRUE(params.from_ephemeral);
 465
 466     // The installation should now be synced.
 467     sync_change = GetLastSyncChangeForApp(app->id());
 468     VerifySyncChange(sync_change.get(),
 469                      expected_set == ExtensionRegistry::ENABLED);
 470   }
 471
 472   void PromoteEphemeralAppFromSyncAndVerify(
 473       const Extension* app,
 474       bool enable_from_sync,
 475       ExtensionRegistry::IncludeFlag expected_set) {
 476     ASSERT_TRUE(app);
 477
 478     // Simulate an install from sync.
 479     int disable_reasons = enable_from_sync ? 0 : Extension::DISABLE_USER_ACTION;
 480     const syncer::StringOrdinal kAppLaunchOrdinal("x");
 481     const syncer::StringOrdinal kPageOrdinal("y");
 482     AppSyncData app_sync_data(*app,
 483                               enable_from_sync,
 484                               disable_reasons,
 485                               false /* incognito enabled */,
 486                               false /* remote install */,
 487                               extensions::ExtensionSyncData::BOOLEAN_UNSET,
 488                               kAppLaunchOrdinal,
 489                               kPageOrdinal,
 490                               extensions::LAUNCH_TYPE_REGULAR);
 491
 492     std::string app_id = app->id();
 493     app = NULL;
 494
 495     ExtensionSyncService* sync_service = ExtensionSyncService::Get(profile());
 496     sync_service->ProcessAppSyncData(app_sync_data);
 497
 498     // Verify the installation.
 499     VerifyPromotedApp(app_id, expected_set);
 500
 501     // The sort ordinals from sync should not be overridden.
 502     ExtensionPrefs* prefs = ExtensionPrefs::Get(profile());
 503     extensions::AppSorting* app_sorting = prefs->app_sorting();
 504     EXPECT_TRUE(
 505         app_sorting->GetAppLaunchOrdinal(app_id).Equals(kAppLaunchOrdinal));
 506     EXPECT_TRUE(app_sorting->GetPageOrdinal(app_id).Equals(kPageOrdinal));
 507   }
 508
 509   void InitSyncService() {
 510     if (!kEnableSync)
 511       return;
 512
 513     ExtensionSyncService* sync_service = ExtensionSyncService::Get(profile());
 514     sync_service->MergeDataAndStartSyncing(
 515         syncer::APPS,
 516         syncer::SyncDataList(),
 517         scoped_ptr<syncer::SyncChangeProcessor>(
 518             new syncer::SyncChangeProcessorWrapperForTest(
 519                 &mock_sync_processor_)),
 520         scoped_ptr<syncer::SyncErrorFactory>(
 521             new syncer::SyncErrorFactoryMock()));
 522   }
 523
 524   scoped_ptr<AppSyncData> GetLastSyncChangeForApp(const std::string& id) {
 525     scoped_ptr<AppSyncData> sync_data;
 526     for (syncer::SyncChangeList::iterator it =
 527              mock_sync_processor_.changes().begin();
 528          it != mock_sync_processor_.changes().end(); ++it) {
 529       scoped_ptr<AppSyncData> data(AppSyncData::CreateFromSyncChange(*it));
 530       if (data.get() && data->id() == id)
 531         sync_data.reset(data.release());
 532     }
 533
 534     return sync_data.Pass();
 535   }
 536
 537   void VerifySyncChange(const AppSyncData* sync_change, bool expect_enabled) {
 538     if (!kEnableSync)
 539       return;
 540
 541     ASSERT_TRUE(sync_change);
 542     EXPECT_TRUE(sync_change->page_ordinal().IsValid());
 543     EXPECT_TRUE(sync_change->app_launch_ordinal().IsValid());
 544     EXPECT_FALSE(sync_change->uninstalled());
 545     EXPECT_EQ(expect_enabled, sync_change->extension_sync_data().enabled());
 546   }
 547
 548   void TestInstallEvent(bool close_app) {
 549     ExtensionTestMessageListener first_msg_listener(false);
 550     const Extension* app = InstallAndLaunchEphemeralApp(kDispatchEventTestApp);
 551     ASSERT_TRUE(app);
 552
 553     // When an ephemeral app is first added, it should not receive the
 554     // onInstalled event, hence the first message received from the test should
 555     // be "launched" and not "installed".
 556     ASSERT_TRUE(first_msg_listener.WaitUntilSatisfied());
 557     EXPECT_EQ(std::string("launched"), first_msg_listener.message());
 558
 559     if (close_app)
 560       CloseAppWaitForUnload(app->id());
 561
 562     // When installed permanently, the app should receive the onInstalled event.
 563     ExtensionTestMessageListener install_listener("installed", false);
 564     PromoteEphemeralApp(app);
 565     ASSERT_TRUE(install_listener.WaitUntilSatisfied());
 566   }
 567
 568  private:
 569   syncer::FakeSyncChangeProcessor mock_sync_processor_;
 570 };
 571
 572 // Verify that ephemeral apps can be launched and receive system events when
 573 // they are running. Once they are inactive they should not receive system
 574 // events.
 575 IN_PROC_BROWSER_TEST_F(EphemeralAppBrowserTest, EventDispatchWhenLaunched) {
 576   const Extension* extension =
 577       InstallAndLaunchEphemeralApp(kDispatchEventTestApp);
 578   ASSERT_TRUE(extension);
 579
 580   // Send a fake alarm event to the app and verify that a response is
 581   // received.
 582   EventRouter* event_router = EventRouter::Get(profile());
 583   ASSERT_TRUE(event_router);
 584
 585   ExtensionTestMessageListener alarm_received_listener("alarm_received", false);
 586   DispatchAlarmEvent(event_router, extension->id());
 587   ASSERT_TRUE(alarm_received_listener.WaitUntilSatisfied());
 588
 589   CloseAppWaitForUnload(extension->id());
 590
 591   // Dispatch the alarm event again and verify that the event page did not get
 592   // loaded for the app.
 593   DispatchAlarmEvent(event_router, extension->id());
 594   VerifyAppNotLoaded(extension->id());
 595 }
 596
 597 // Verify that ephemeral apps will receive messages while they are running.
 598 // Flaky test: crbug.com/394426
 599 IN_PROC_BROWSER_TEST_F(EphemeralAppBrowserTest,
 600                        DISABLED_ReceiveMessagesWhenLaunched) {
 601   const Extension* receiver =
 602       InstallAndLaunchEphemeralApp(kMessagingReceiverApp);
 603   ASSERT_TRUE(receiver);
 604
 605   // Verify that messages are received while the app is running.
 606   ResultCatcher result_catcher;
 607   LoadAndLaunchPlatformApp("ephemeral_apps/messaging_sender_success",
 608                            "Launched");
 609   EXPECT_TRUE(result_catcher.GetNextResult());
 610
 611   CloseAppWaitForUnload(receiver->id());
 612
 613   // Verify that messages are not received while the app is inactive.
 614   LoadAndLaunchPlatformApp("ephemeral_apps/messaging_sender_fail", "Launched");
 615   EXPECT_TRUE(result_catcher.GetNextResult());
 616 }
 617
 618 // Verifies that the chrome.runtime.onInstalled() event is received by a running
 619 // ephemeral app only when it is promoted.
 620 IN_PROC_BROWSER_TEST_F(EphemeralAppBrowserTest,
 621                        InstallEventReceivedWhileRunning) {
 622   TestInstallEvent(false /* close app */);
 623 }
 624
 625 // Verifies that when an idle ephemeral app is promoted, it will be loaded to
 626 // receive the chrome.runtime.onInstalled() event.
 627 IN_PROC_BROWSER_TEST_F(EphemeralAppBrowserTest, InstallEventReceivedWhileIdle) {
 628   TestInstallEvent(true /* close app */);
 629 }
 630
 631 // Verifies that the chrome.runtime.onRestarted() event is received by an
 632 // ephemeral app.
 633 IN_PROC_BROWSER_TEST_F(EphemeralAppBrowserTest, RestartEventReceived) {
 634   const Extension* app = InstallAndLaunchEphemeralApp(kDispatchEventTestApp);
 635   ASSERT_TRUE(app);
 636   CloseAppWaitForUnload(app->id());
 637
 638   // Fake ephemeral app running before restart.
 639   ExtensionSystem::Get(profile())->extension_service()->EnableExtension(
 640       app->id());
 641   ASSERT_TRUE(ExtensionRegistry::Get(profile())->enabled_extensions().Contains(
 642       app->id()));
 643   ExtensionPrefs::Get(profile())->SetExtensionRunning(app->id(), true);
 644
 645   ExtensionTestMessageListener restart_listener("restarted", false);
 646   apps::AppRestoreService::Get(profile())->HandleStartup(true);
 647   EXPECT_TRUE(restart_listener.WaitUntilSatisfied());
 648 }
 649
 650 // Verify that an updated ephemeral app will still have its ephemeral flag
 651 // enabled.
 652 IN_PROC_BROWSER_TEST_F(EphemeralAppBrowserTest, UpdateEphemeralApp) {
 653   InitSyncService();
 654
 655   const Extension* app_v1 = InstallAndLaunchEphemeralApp(kMessagingReceiverApp);
 656   ASSERT_TRUE(app_v1);
 657   VerifyEphemeralApp(app_v1->id());
 658   CloseAppWaitForUnload(app_v1->id());
 659   VerifyInactiveEphemeralApp(app_v1->id());
 660
 661   std::string app_id = app_v1->id();
 662   base::Version app_original_version = *app_v1->version();
 663
 664   // Update to version 2 of the app.
 665   app_v1 = NULL;  // The extension object will be destroyed during update.
 666   InstallObserver installed_observer(profile());
 667   const Extension* app_v2 =
 668       UpdateEphemeralApp(app_id,
 669                          GetTestPath(kMessagingReceiverAppV2),
 670                          GetTestPath(kMessagingReceiverApp)
 671                              .ReplaceExtension(FILE_PATH_LITERAL(".pem")));
 672
 673   // Check the notification parameters.
 674   const InstallObserver::InstallParameters& params = installed_observer.Last();
 675   EXPECT_EQ(app_id, params.id);
 676   EXPECT_TRUE(params.is_update);
 677   EXPECT_FALSE(params.from_ephemeral);
 678
 679   // The ephemeral flag should still be set.
 680   ASSERT_TRUE(app_v2);
 681   EXPECT_GT(app_v2->version()->CompareTo(app_original_version), 0);
 682   VerifyEphemeralApp(app_id);
 683
 684   // The app should still be disabled in extension system.
 685   VerifyInactiveEphemeralApp(app_id);
 686 }
 687
 688 // Verify that if notifications have been disabled for an ephemeral app, it will
 689 // remain disabled even after being evicted from the cache.
 690 IN_PROC_BROWSER_TEST_F(EphemeralAppBrowserTest, StickyNotificationSettings) {
 691   const Extension* app = InstallAndLaunchEphemeralApp(kNotificationsTestApp);
 692   ASSERT_TRUE(app);
 693
 694   // Disable notifications for this app.
 695   DesktopNotificationService* notification_service =
 696       DesktopNotificationServiceFactory::GetForProfile(profile());
 697   ASSERT_TRUE(notification_service);
 698
 699   message_center::NotifierId notifier_id(
 700       message_center::NotifierId::APPLICATION, app->id());
 701   EXPECT_TRUE(notification_service->IsNotifierEnabled(notifier_id));
 702   notification_service->SetNotifierEnabled(notifier_id, false);
 703   EXPECT_FALSE(notification_service->IsNotifierEnabled(notifier_id));
 704
 705   // Remove the app.
 706   CloseAppWaitForUnload(app->id());
 707   EvictApp(app->id());
 708
 709   // Reinstall the ephemeral app and verify that notifications remain disabled.
 710   app = InstallEphemeralApp(kNotificationsTestApp);
 711   ASSERT_TRUE(app);
 712   message_center::NotifierId reinstalled_notifier_id(
 713       message_center::NotifierId::APPLICATION, app->id());
 714   EXPECT_FALSE(notification_service->IsNotifierEnabled(
 715       reinstalled_notifier_id));
 716 }
 717
 718 // Verify that only running ephemeral apps will appear in the Notification
 719 // Settings UI. Inactive, cached ephemeral apps should not appear.
 720 IN_PROC_BROWSER_TEST_F(EphemeralAppBrowserTest,
 721                        IncludeRunningEphemeralAppsInNotifiers) {
 722   message_center::NotifierSettingsProvider* settings_provider =
 723       message_center::MessageCenter::Get()->GetNotifierSettingsProvider();
 724   DCHECK(settings_provider);
 725
 726   const Extension* app = InstallAndLaunchEphemeralApp(kNotificationsTestApp);
 727   ASSERT_TRUE(app);
 728   message_center::NotifierId notifier_id(
 729       message_center::NotifierId::APPLICATION, app->id());
 730
 731   // Since the ephemeral app is running, it should be included in the list
 732   // of notifiers to show in the UI.
 733   NotifierList notifiers;
 734   STLElementDeleter<NotifierList> notifier_deleter(&notifiers);
 735
 736   settings_provider->GetNotifierList(&notifiers);
 737   EXPECT_TRUE(IsNotifierInList(notifier_id, notifiers));
 738   STLDeleteElements(&notifiers);
 739
 740   // Close the ephemeral app.
 741   CloseAppWaitForUnload(app->id());
 742
 743   // Inactive ephemeral apps should not be included in the list of notifiers to
 744   // show in the UI.
 745   settings_provider->GetNotifierList(&notifiers);
 746   EXPECT_FALSE(IsNotifierInList(notifier_id, notifiers));
 747 }
 748
 749 // Verify that ephemeral apps will have no ability to retain file entries after
 750 // close. Normal retainEntry behavior for installed apps is tested in
 751 // FileSystemApiTest.
 752 IN_PROC_BROWSER_TEST_F(EphemeralAppBrowserTest,
 753                        DisableRetainFileSystemEntries) {
 754   // Create a dummy file that we can just return to the test.
 755   base::ScopedTempDir temp_dir;
 756   ASSERT_TRUE(temp_dir.CreateUniqueTempDir());
 757   base::FilePath temp_file;
 758   ASSERT_TRUE(base::CreateTemporaryFileInDir(temp_dir.path(), &temp_file));
 759
 760   using extensions::FileSystemChooseEntryFunction;
 761   FileSystemChooseEntryFunction::SkipPickerAndAlwaysSelectPathForTest(
 762       &temp_file);
 763   // The temporary file needs to be registered for the tests to pass on
 764   // ChromeOS.
 765   FileSystemChooseEntryFunction::RegisterTempExternalFileSystemForTest(
 766       "temp", temp_dir.path());
 767
 768   // The first test opens the file and writes the file handle to local storage.
 769   const Extension* app = InstallEphemeralApp(kFileSystemTestApp,
 770                                              Manifest::UNPACKED);
 771   ASSERT_TRUE(LaunchAppAndRunTest(app, "OpenAndRetainFile")) << message_;
 772
 773   // Verify that after the app has been closed, all retained entries are
 774   // flushed.
 775   std::vector<apps::SavedFileEntry> file_entries =
 776       apps::SavedFilesService::Get(profile())
 777           ->GetAllFileEntries(app->id());
 778   EXPECT_TRUE(file_entries.empty());
 779
 780   // The second test verifies that the file cannot be reopened.
 781   ASSERT_TRUE(LaunchAppAndRunTest(app, "RestoreRetainedFile")) << message_;
 782 }
 783
 784 // Checks the process of launching an ephemeral app and then promoting the app
 785 // while it is running.
 786 IN_PROC_BROWSER_TEST_F(EphemeralAppBrowserTest, PromoteAppWhileRunning) {
 787   InitSyncService();
 788
 789   const Extension* app = InstallAndLaunchEphemeralApp(kNotificationsTestApp);
 790   ASSERT_TRUE(app);
 791
 792   PromoteEphemeralAppAndVerify(app, ExtensionRegistry::ENABLED);
 793
 794   // Ensure that the app is not unloaded and disabled after it is closed.
 795   CloseApp(app->id());
 796   VerifyPromotedApp(app->id(), ExtensionRegistry::ENABLED);
 797 }
 798
 799 // Checks the process of launching an ephemeral app and then promoting the app
 800 // while it is idle.
 801 IN_PROC_BROWSER_TEST_F(EphemeralAppBrowserTest, PromoteAppWhileIdle) {
 802   InitSyncService();
 803
 804   const Extension* app = InstallAndLaunchEphemeralApp(kNotificationsTestApp);
 805   ASSERT_TRUE(app);
 806   CloseAppWaitForUnload(app->id());
 807   VerifyInactiveEphemeralApp(app->id());
 808
 809   PromoteEphemeralAppAndVerify(app, ExtensionRegistry::ENABLED);
 810 }
 811
 812 // Verifies that promoting an ephemeral app that was disabled due to a
 813 // permissions increase will enable it.
 814 IN_PROC_BROWSER_TEST_F(EphemeralAppBrowserTest, PromoteAppAndGrantPermissions) {
 815   InitSyncService();
 816
 817   const Extension* app = InstallAndLaunchEphemeralApp(kNotificationsTestApp);
 818   ASSERT_TRUE(app);
 819   CloseAppWaitForUnload(app->id());
 820   DisableEphemeralApp(app, Extension::DISABLE_PERMISSIONS_INCREASE);
 821
 822   PromoteEphemeralAppAndVerify(app, ExtensionRegistry::ENABLED);
 823   EXPECT_FALSE(ExtensionPrefs::Get(profile())
 824                    ->DidExtensionEscalatePermissions(app->id()));
 825 }
 826
 827 // Verifies that promoting an ephemeral app that has unsupported requirements
 828 // will not enable it.
 829 IN_PROC_BROWSER_TEST_F(EphemeralAppBrowserTest,
 830                        PromoteUnsupportedEphemeralApp) {
 831   InitSyncService();
 832
 833   const Extension* app = InstallAndLaunchEphemeralApp(kNotificationsTestApp);
 834   ASSERT_TRUE(app);
 835   CloseAppWaitForUnload(app->id());
 836   DisableEphemeralApp(app, Extension::DISABLE_UNSUPPORTED_REQUIREMENT);
 837
 838   // When promoted to a regular installed app, it should remain disabled.
 839   PromoteEphemeralAppAndVerify(app, ExtensionRegistry::DISABLED);
 840 }
 841
 842 // Verifies that promoting an ephemeral app that is blacklisted will not enable
 843 // it.
 844 IN_PROC_BROWSER_TEST_F(EphemeralAppBrowserTest,
 845                        PromoteBlacklistedEphemeralApp) {
 846   InitSyncService();
 847
 848   const Extension* app = InstallAndLaunchEphemeralApp(kNotificationsTestApp);
 849   ASSERT_TRUE(app);
 850   CloseAppWaitForUnload(app->id());
 851
 852   ExtensionService* service =
 853       ExtensionSystem::Get(profile())->extension_service();
 854   service->BlacklistExtensionForTest(app->id());
 855   ASSERT_TRUE(
 856       ExtensionRegistry::Get(profile())->blacklisted_extensions().Contains(
 857           app->id()));
 858
 859   // When promoted to a regular installed app, it should remain blacklisted.
 860   PromoteEphemeralAppAndVerify(app, ExtensionRegistry::BLACKLISTED);
 861
 862   // The app should be synced, but disabled.
 863   scoped_ptr<AppSyncData> sync_change = GetLastSyncChangeForApp(app->id());
 864   VerifySyncChange(sync_change.get(), false);
 865 }
 866
 867 // Checks the process of promoting an ephemeral app from sync while the app is
 868 // running.
 869 IN_PROC_BROWSER_TEST_F(EphemeralAppBrowserTest,
 870                        PromoteAppFromSyncWhileRunning) {
 871   InitSyncService();
 872
 873   const Extension* app = InstallAndLaunchEphemeralApp(kNotificationsTestApp);
 874   ASSERT_TRUE(app);
 875
 876   PromoteEphemeralAppFromSyncAndVerify(app, true, ExtensionRegistry::ENABLED);
 877
 878   // Ensure that the app is not unloaded and disabled after it is closed.
 879   CloseApp(app->id());
 880   VerifyPromotedApp(app->id(), ExtensionRegistry::ENABLED);
 881 }
 882
 883 // Checks the process of promoting an ephemeral app from sync while the app is
 884 // idle.
 885 IN_PROC_BROWSER_TEST_F(EphemeralAppBrowserTest, PromoteAppFromSyncWhileIdle) {
 886   InitSyncService();
 887
 888   const Extension* app = InstallAndLaunchEphemeralApp(kNotificationsTestApp);
 889   ASSERT_TRUE(app);
 890   CloseAppWaitForUnload(app->id());
 891   VerifyInactiveEphemeralApp(app->id());
 892
 893   PromoteEphemeralAppFromSyncAndVerify(app, true, ExtensionRegistry::ENABLED);
 894 }
 895
 896 // Checks the process of promoting an ephemeral app from sync, where the app
 897 // from sync is disabled, and the ephemeral app is running.
 898 IN_PROC_BROWSER_TEST_F(EphemeralAppBrowserTest,
 899                        PromoteDisabledAppFromSyncWhileRunning) {
 900   InitSyncService();
 901
 902   const Extension* app = InstallAndLaunchEphemeralApp(kNotificationsTestApp);
 903   ASSERT_TRUE(app);
 904
 905   PromoteEphemeralAppFromSyncAndVerify(app, false, ExtensionRegistry::DISABLED);
 906 }
 907
 908 // Checks the process of promoting an ephemeral app from sync, where the app
 909 // from sync is disabled, and the ephemeral app is idle.
 910 IN_PROC_BROWSER_TEST_F(EphemeralAppBrowserTest,
 911                        PromoteDisabledAppFromSyncWhileIdle) {
 912   InitSyncService();
 913
 914   const Extension* app = InstallAndLaunchEphemeralApp(kNotificationsTestApp);
 915   ASSERT_TRUE(app);
 916   CloseAppWaitForUnload(app->id());
 917   VerifyInactiveEphemeralApp(app->id());
 918
 919   PromoteEphemeralAppFromSyncAndVerify(app, false, ExtensionRegistry::DISABLED);
 920 }
 921
 922 // In most cases, ExtensionService::PromoteEphemeralApp() will be called to
 923 // permanently install an ephemeral app. However, there may be cases where an
 924 // install occurs through the usual route of installing from the Web Store (due
 925 // to race conditions). Ensure that the app is still installed correctly.
 926 IN_PROC_BROWSER_TEST_F(EphemeralAppBrowserTest,
 927                        ReplaceEphemeralAppWithInstalledApp) {
 928   InitSyncService();
 929
 930   const Extension* app = InstallAndLaunchEphemeralApp(kNotificationsTestApp);
 931   ASSERT_TRUE(app);
 932   CloseAppWaitForUnload(app->id());
 933   std::string app_id = app->id();
 934   app = NULL;
 935
 936   InstallObserver installed_observer(profile());
 937   ReplaceEphemeralApp(app_id, kNotificationsTestApp, 1);
 938   VerifyPromotedApp(app_id, ExtensionRegistry::ENABLED);
 939
 940   // Check the notification parameters.
 941   const InstallObserver::InstallParameters& params = installed_observer.Last();
 942   EXPECT_EQ(app_id, params.id);
 943   EXPECT_TRUE(params.is_update);
 944   EXPECT_TRUE(params.from_ephemeral);
 945 }
 946
 947 // This is similar to ReplaceEphemeralAppWithInstalledApp, but installs will
 948 // be delayed until the app is idle.
 949 IN_PROC_BROWSER_TEST_F(EphemeralAppBrowserTest,
 950                        ReplaceEphemeralAppWithDelayedInstalledApp) {
 951   InitSyncService();
 952   const Extension* app = InstallAndLaunchEphemeralApp(kNotificationsTestApp);
 953   ASSERT_TRUE(app);
 954   std::string app_id = app->id();
 955   app = NULL;
 956
 957   // Initiate install.
 958   ReplaceEphemeralApp(app_id, kNotificationsTestApp, 0);
 959
 960   // The delayed installation will occur when the ephemeral app is closed.
 961   extensions::TestExtensionRegistryObserver observer(
 962       ExtensionRegistry::Get(profile()), app_id);
 963   InstallObserver installed_observer(profile());
 964   CloseAppWaitForUnload(app_id);
 965   observer.WaitForExtensionWillBeInstalled();
 966   VerifyPromotedApp(app_id, ExtensionRegistry::ENABLED);
 967
 968   // Check the notification parameters.
 969   const InstallObserver::InstallParameters& params = installed_observer.Last();
 970   EXPECT_EQ(app_id, params.id);
 971   EXPECT_TRUE(params.is_update);
 972   EXPECT_TRUE(params.from_ephemeral);
 973 }
 974
 975 // Verifies that an installed app cannot turn into an ephemeral app as result of
 976 // race conditions, i.e. an ephemeral app can be promoted to an installed app,
 977 // but not vice versa.
 978 IN_PROC_BROWSER_TEST_F(EphemeralAppBrowserTest,
 979                        ReplaceInstalledAppWithEphemeralApp) {
 980   const Extension* app = InstallPlatformApp(kNotificationsTestApp);
 981   ASSERT_TRUE(app);
 982   std::string app_id = app->id();
 983   app = NULL;
 984
 985   EXPECT_FALSE(extensions::util::IsEphemeralApp(app_id, profile()));
 986   app =
 987       InstallEphemeralAppWithSourceAndFlags(GetTestPath(kNotificationsTestApp),
 988                                             0,
 989                                             Manifest::INTERNAL,
 990                                             Extension::NO_FLAGS);
 991   EXPECT_FALSE(extensions::util::IsEphemeralApp(app_id, profile()));
 992 }
 993
 994 // Ephemerality was previously encoded by the Extension::IS_EPHEMERAL creation
 995 // flag. This was changed to an "ephemeral_app" property. Check that the prefs
 996 // are handled correctly.
 997 IN_PROC_BROWSER_TEST_F(EphemeralAppBrowserTest,
 998                        ExtensionPrefBackcompatibility) {
 999   // Ensure that apps with the old prefs are recognized as ephemeral.
1000   const Extension* app =
1001       InstallExtensionWithSourceAndFlags(GetTestPath(kNotificationsTestApp),
1002                                          1,
1003                                          Manifest::INTERNAL,
1004                                          Extension::IS_EPHEMERAL);
1005   ASSERT_TRUE(app);
1006   EXPECT_TRUE(extensions::util::IsEphemeralApp(app->id(), profile()));
1007
1008   // Ensure that when the app is promoted to an installed app, the bit in the
1009   // creation flags is cleared.
1010   PromoteEphemeralApp(app);
1011   EXPECT_FALSE(extensions::util::IsEphemeralApp(app->id(), profile()));
1012
1013   int creation_flags =
1014       ExtensionPrefs::Get(profile())->GetCreationFlags(app->id());
1015   EXPECT_EQ(0, creation_flags & Extension::IS_EPHEMERAL);
1016 }
1017
1018 // Verifies that the power keep awake will be automatically released for
1019 // ephemeral apps that stop running. Well behaved apps should actually call
1020 // chrome.power.releaseKeepAwake() themselves.
1021 IN_PROC_BROWSER_TEST_F(EphemeralAppBrowserTest, ReleasePowerKeepAwake) {
1022   PowerSettingsMock power_settings;
1023   extensions::PowerAPI::Get(profile())->SetCreateBlockerFunctionForTesting(
1024       base::Bind(&PowerSaveBlockerStub::Create, &power_settings));
1025
1026   const Extension* app = InstallAndLaunchEphemeralApp(kPowerTestApp);
1027   ASSERT_TRUE(app);
1028   EXPECT_EQ(1, power_settings.keep_awake_count());
1029
1030   CloseAppWaitForUnload(app->id());
1031
1032   EXPECT_EQ(0, power_settings.keep_awake_count());
1033 }