// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "chrome/browser/notifications/extension_welcome_notification.h"

#include <stdint.h>

#include <string>

#include "base/macros.h"
#include "base/memory/scoped_ptr.h"
#include "base/message_loop/message_loop.h"
#include "base/strings/utf_string_conversions.h"
#include "base/test/test_simple_task_runner.h"
#include "base/thread_task_runner_handle.h"
#include "chrome/browser/notifications/notification.h"
#include "chrome/browser/prefs/pref_service_syncable_util.h"
#include "chrome/common/pref_names.h"
#include "chrome/test/base/testing_browser_process.h"
#include "chrome/test/base/testing_profile.h"
#include "components/pref_registry/pref_registry_syncable.h"
#include "components/prefs/pref_service.h"
#include "components/syncable_prefs/testing_pref_service_syncable.h"
#include "sync/api/fake_sync_change_processor.h"
#include "sync/api/sync_error_factory_mock.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "ui/message_center/fake_message_center.h"
#include "ui/message_center/notification.h"

class MockMessageCenter : public message_center::FakeMessageCenter {
 public:
  MockMessageCenter()
      : add_notification_calls_(0),
        remove_notification_calls_(0),
        notifications_with_shown_as_popup_(0) {
  }

  int add_notification_calls() { return add_notification_calls_; }
  int remove_notification_calls() { return remove_notification_calls_; }
  int notifications_with_shown_as_popup() {
    return notifications_with_shown_as_popup_;
  }

  // message_center::FakeMessageCenter Overrides
  message_center::Notification* FindVisibleNotificationById(
      const std::string& id) override {
    if (last_notification.get() && last_notification->id() == id)
      return last_notification.get();
    return NULL;
  }

  void AddNotification(
      scoped_ptr<message_center::Notification> notification) override {
    EXPECT_FALSE(last_notification.get());
    last_notification.swap(notification);
    add_notification_calls_++;
    if (last_notification->shown_as_popup())
      notifications_with_shown_as_popup_++;
  }

  void RemoveNotification(const std::string& id, bool by_user) override {
    EXPECT_TRUE(last_notification.get());
    last_notification.reset();
    remove_notification_calls_++;
  }

  void CloseCurrentNotification() {
    EXPECT_TRUE(last_notification.get());
    last_notification->delegate()->Close(true);
    RemoveNotification(last_notification->id(), true);
  }

 private:
  scoped_ptr<message_center::Notification> last_notification;
  int add_notification_calls_;
  int remove_notification_calls_;
  int notifications_with_shown_as_popup_;

  DISALLOW_COPY_AND_ASSIGN(MockMessageCenter);
};

class WelcomeNotificationDelegate
    : public ExtensionWelcomeNotification::Delegate {
public:
  WelcomeNotificationDelegate()
      : start_time_(base::Time::Now()),
        message_center_(new MockMessageCenter()) {
  }

  // ExtensionWelcomeNotification::Delegate
  message_center::MessageCenter* GetMessageCenter() override {
    return message_center_.get();
  }

  base::Time GetCurrentTime() override { return start_time_ + elapsed_time_; }

  void PostTask(const tracked_objects::Location& from_here,
                const base::Closure& task) override {
    EXPECT_TRUE(pending_task_.is_null());
    pending_task_ = task;
  }

  // WelcomeNotificationDelegate
  MockMessageCenter* message_center() const { return message_center_.get(); }

  base::Time GetStartTime() const { return start_time_; }

  void SetElapsedTime(base::TimeDelta elapsed_time) {
    elapsed_time_ = elapsed_time;
  }

  void RunPendingTask() {
    base::Closure task_to_run = pending_task_;
    pending_task_.Reset();
    task_to_run.Run();
  }

 private:
  const base::Time start_time_;
  base::TimeDelta elapsed_time_;
  scoped_ptr<MockMessageCenter> message_center_;
  base::Closure pending_task_;

  DISALLOW_COPY_AND_ASSIGN(WelcomeNotificationDelegate);
};

class ExtensionWelcomeNotificationTest : public testing::Test {
 protected:
  ExtensionWelcomeNotificationTest() {
    scoped_refptr<user_prefs::PrefRegistrySyncable> pref_registry(
        new user_prefs::PrefRegistrySyncable());
    ExtensionWelcomeNotification::RegisterProfilePrefs(pref_registry.get());
  }

  void SetUp() override {
    task_runner_ = new base::TestSimpleTaskRunner();
    thread_task_runner_handle_.reset(
        new base::ThreadTaskRunnerHandle(task_runner_));
    profile_.reset(new TestingProfile());
    delegate_ = new WelcomeNotificationDelegate();
    welcome_notification_.reset(
        ExtensionWelcomeNotification::Create(profile_.get(), delegate_));
  }

  void TearDown() override {
    delegate_ = NULL;
    welcome_notification_.reset();
    profile_.reset();
    TestingBrowserProcess::DeleteInstance();
    thread_task_runner_handle_.reset();
    task_runner_ = NULL;
  }

  void StartPreferenceSyncing() const {
    PrefServiceSyncableFromProfile(profile_.get())
        ->GetSyncableService(syncer::PREFERENCES)
        ->MergeDataAndStartSyncing(syncer::PREFERENCES,
                                   syncer::SyncDataList(),
                                   scoped_ptr<syncer::SyncChangeProcessor>(
                                       new syncer::FakeSyncChangeProcessor),
                                   scoped_ptr<syncer::SyncErrorFactory>(
                                       new syncer::SyncErrorFactoryMock()));
  }

  void ShowChromeNowNotification() const {
    ShowNotification(
        "ChromeNowNotification",
        message_center::NotifierId(
            message_center::NotifierId::APPLICATION,
            ExtensionWelcomeNotification::kChromeNowExtensionID));
  }

  void ShowRegularNotification() const {
    ShowNotification(
        "RegularNotification",
        message_center::NotifierId(message_center::NotifierId::APPLICATION,
                                   "aaaabbbbccccddddeeeeffffggghhhhi"));
  }

  void FlushMessageLoop() { delegate_->RunPendingTask(); }

  MockMessageCenter* message_center() const {
    return delegate_->message_center();
  }
  base::TestSimpleTaskRunner* task_runner() const {
    return task_runner_.get();
  }
  base::Time GetStartTime() const {
    return delegate_->GetStartTime();
  }
  void SetElapsedTime(base::TimeDelta elapsed_time) const {
    delegate_->SetElapsedTime(elapsed_time);
  }
  bool GetBooleanPref(const char* path) const {
    return profile_->GetPrefs()->GetBoolean(path);
  }
  void SetBooleanPref(const char* path, bool value) const {
    profile_->GetPrefs()->SetBoolean(path, value);
  }
  int64_t GetInt64Pref(const char* path) const {
    return profile_->GetPrefs()->GetInt64(path);
  }
  void SetInt64Pref(const char* path, int64_t value) const {
    profile_->GetPrefs()->SetInt64(path, value);
  }

 private:
  class TestNotificationDelegate : public NotificationDelegate {
   public:
    explicit TestNotificationDelegate(const std::string& id) : id_(id) {}

    // Overridden from NotificationDelegate:
    std::string id() const override { return id_; }

   private:
    ~TestNotificationDelegate() override {}

    const std::string id_;

    DISALLOW_COPY_AND_ASSIGN(TestNotificationDelegate);
  };

  void ShowNotification(std::string notification_id,
                        const message_center::NotifierId& notifier_id) const {
    message_center::RichNotificationData rich_notification_data;
    rich_notification_data.priority = 0;
    Notification notification(
        message_center::NOTIFICATION_TYPE_BASE_FORMAT,
        base::UTF8ToUTF16("Title"), base::UTF8ToUTF16("Body"), gfx::Image(),
        notifier_id, base::UTF8ToUTF16("Source"), GURL("http://tests.url"),
        notification_id, rich_notification_data,
        new TestNotificationDelegate("TestNotification"));
    welcome_notification_->ShowWelcomeNotificationIfNecessary(notification);
  }

  scoped_refptr<base::TestSimpleTaskRunner> task_runner_;
  scoped_ptr<base::ThreadTaskRunnerHandle> thread_task_runner_handle_;
  scoped_ptr<TestingProfile> profile_;
  // Weak Ref owned by welcome_notification_
  WelcomeNotificationDelegate* delegate_;
  scoped_ptr<ExtensionWelcomeNotification> welcome_notification_;

  DISALLOW_COPY_AND_ASSIGN(ExtensionWelcomeNotificationTest);
};

// Show a regular notification. Expect that WelcomeNotification will
// not show a welcome notification.
TEST_F(ExtensionWelcomeNotificationTest, FirstRunShowRegularNotification) {
  StartPreferenceSyncing();
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationDismissed));
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationDismissedLocal));
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationPreviouslyPoppedUp));

  ShowRegularNotification();

  EXPECT_EQ(message_center()->add_notification_calls(), 0);
  EXPECT_EQ(message_center()->remove_notification_calls(), 0);
  EXPECT_EQ(message_center()->notifications_with_shown_as_popup(), 0);
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationDismissed));
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationDismissedLocal));
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationPreviouslyPoppedUp));
}

// Show a Chrome Now notification. Expect that WelcomeNotification will
// show a welcome notification.
TEST_F(ExtensionWelcomeNotificationTest, FirstRunChromeNowNotification) {
  StartPreferenceSyncing();
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationDismissed));
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationDismissedLocal));
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationPreviouslyPoppedUp));

  ShowChromeNowNotification();

  EXPECT_EQ(message_center()->add_notification_calls(), 1);
  EXPECT_EQ(message_center()->remove_notification_calls(), 0);
  EXPECT_EQ(message_center()->notifications_with_shown_as_popup(), 0);
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationDismissed));
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationDismissedLocal));
  EXPECT_TRUE(GetBooleanPref(prefs::kWelcomeNotificationPreviouslyPoppedUp));
}

// Show a Chrome Now notification that was already shown before.
TEST_F(ExtensionWelcomeNotificationTest, ShowWelcomeNotificationAgain) {
  StartPreferenceSyncing();
  SetBooleanPref(prefs::kWelcomeNotificationPreviouslyPoppedUp, true);
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationDismissed));
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationDismissedLocal));
  EXPECT_TRUE(GetBooleanPref(prefs::kWelcomeNotificationPreviouslyPoppedUp));

  ShowChromeNowNotification();

  EXPECT_EQ(message_center()->add_notification_calls(), 1);
  EXPECT_EQ(message_center()->remove_notification_calls(), 0);
  EXPECT_EQ(message_center()->notifications_with_shown_as_popup(), 1);
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationDismissed));
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationDismissedLocal));
  EXPECT_TRUE(GetBooleanPref(prefs::kWelcomeNotificationPreviouslyPoppedUp));
}

// Don't show a welcome notification if it was previously dismissed on another
// machine that wrote the synced flag.
TEST_F(ExtensionWelcomeNotificationTest,
       WelcomeNotificationPreviouslyDismissed) {
  StartPreferenceSyncing();
  SetBooleanPref(prefs::kWelcomeNotificationDismissed, true);
  EXPECT_TRUE(GetBooleanPref(prefs::kWelcomeNotificationDismissed));
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationDismissedLocal));
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationPreviouslyPoppedUp));

  ShowChromeNowNotification();

  EXPECT_EQ(message_center()->add_notification_calls(), 0);
  EXPECT_EQ(message_center()->remove_notification_calls(), 0);
  EXPECT_EQ(message_center()->notifications_with_shown_as_popup(), 0);
  EXPECT_TRUE(GetBooleanPref(prefs::kWelcomeNotificationDismissed));
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationDismissedLocal));
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationPreviouslyPoppedUp));
}

// Don't show a welcome notification if it was previously dismissed on this
// machine.
TEST_F(ExtensionWelcomeNotificationTest,
       WelcomeNotificationPreviouslyDismissedLocal) {
  StartPreferenceSyncing();
  SetBooleanPref(prefs::kWelcomeNotificationDismissedLocal, true);
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationDismissed));
  EXPECT_TRUE(GetBooleanPref(prefs::kWelcomeNotificationDismissedLocal));
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationPreviouslyPoppedUp));

  ShowChromeNowNotification();

  EXPECT_EQ(message_center()->add_notification_calls(), 0);
  EXPECT_EQ(message_center()->remove_notification_calls(), 0);
  EXPECT_EQ(message_center()->notifications_with_shown_as_popup(), 0);
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationDismissed));
  EXPECT_TRUE(GetBooleanPref(prefs::kWelcomeNotificationDismissedLocal));
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationPreviouslyPoppedUp));
}

// Don't show a welcome notification if it was previously dismissed with the
// local flag and synced flag. This case is possible but rare.
TEST_F(ExtensionWelcomeNotificationTest,
       WelcomeNotificationPreviouslyDismissedSyncedAndLocal) {
  StartPreferenceSyncing();
  SetBooleanPref(prefs::kWelcomeNotificationDismissed, true);
  SetBooleanPref(prefs::kWelcomeNotificationDismissedLocal, true);
  EXPECT_TRUE(GetBooleanPref(prefs::kWelcomeNotificationDismissed));
  EXPECT_TRUE(GetBooleanPref(prefs::kWelcomeNotificationDismissedLocal));
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationPreviouslyPoppedUp));

  ShowChromeNowNotification();

  EXPECT_EQ(message_center()->add_notification_calls(), 0);
  EXPECT_EQ(message_center()->remove_notification_calls(), 0);
  EXPECT_EQ(message_center()->notifications_with_shown_as_popup(), 0);
  EXPECT_TRUE(GetBooleanPref(prefs::kWelcomeNotificationDismissed));
  EXPECT_TRUE(GetBooleanPref(prefs::kWelcomeNotificationDismissedLocal));
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationPreviouslyPoppedUp));
}

// Show a Chrome Now notification and dismiss it.
// Expect welcome toast dismissed to be true.
TEST_F(ExtensionWelcomeNotificationTest, DismissWelcomeNotification) {
  StartPreferenceSyncing();
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationDismissed));
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationDismissedLocal));
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationPreviouslyPoppedUp));

  ShowChromeNowNotification();
  message_center()->CloseCurrentNotification();
  FlushMessageLoop();

  EXPECT_EQ(message_center()->add_notification_calls(), 1);
  EXPECT_EQ(message_center()->remove_notification_calls(), 1);
  EXPECT_EQ(message_center()->notifications_with_shown_as_popup(), 0);
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationDismissed));
  EXPECT_TRUE(GetBooleanPref(prefs::kWelcomeNotificationDismissedLocal));
  EXPECT_TRUE(GetBooleanPref(prefs::kWelcomeNotificationPreviouslyPoppedUp));
}

// Show a Chrome Now notification and dismiss it via a synced preference change.
// Expect welcome toast dismissed to be true.
TEST_F(ExtensionWelcomeNotificationTest, SyncedDismissalWelcomeNotification) {
  StartPreferenceSyncing();
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationDismissed));
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationDismissedLocal));
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationPreviouslyPoppedUp));

  ShowChromeNowNotification();
  SetBooleanPref(prefs::kWelcomeNotificationDismissed, true);

  EXPECT_EQ(message_center()->add_notification_calls(), 1);
  EXPECT_EQ(message_center()->remove_notification_calls(), 1);
  EXPECT_EQ(message_center()->notifications_with_shown_as_popup(), 0);
  EXPECT_TRUE(GetBooleanPref(prefs::kWelcomeNotificationDismissed));
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationDismissedLocal));
  EXPECT_TRUE(GetBooleanPref(prefs::kWelcomeNotificationPreviouslyPoppedUp));
}

// Simulate a delayed preference sync when the welcome notification was
// previously dismissed.
TEST_F(ExtensionWelcomeNotificationTest,
       DelayedPreferenceSyncPreviouslyDismissed) {
  // Show a notification while the preference system is not syncing.
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationDismissed));
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationDismissedLocal));
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationPreviouslyPoppedUp));

  ShowChromeNowNotification();

  EXPECT_EQ(message_center()->add_notification_calls(), 0);
  EXPECT_EQ(message_center()->remove_notification_calls(), 0);
  EXPECT_EQ(message_center()->notifications_with_shown_as_popup(), 0);
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationDismissed));
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationDismissedLocal));
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationPreviouslyPoppedUp));

  // Now start the preference syncing with a previously dismissed welcome.
  SetBooleanPref(prefs::kWelcomeNotificationDismissed, true);
  EXPECT_TRUE(GetBooleanPref(prefs::kWelcomeNotificationDismissed));
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationDismissedLocal));
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationPreviouslyPoppedUp));

  StartPreferenceSyncing();

  EXPECT_EQ(message_center()->add_notification_calls(), 0);
  EXPECT_EQ(message_center()->remove_notification_calls(), 0);
  EXPECT_EQ(message_center()->notifications_with_shown_as_popup(), 0);
  EXPECT_TRUE(GetBooleanPref(prefs::kWelcomeNotificationDismissed));
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationDismissedLocal));
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationPreviouslyPoppedUp));
}

// Simulate a delayed preference sync when the welcome notification was
// never shown.
TEST_F(ExtensionWelcomeNotificationTest, DelayedPreferenceSyncNeverShown) {
  // Show a notification while the preference system is not syncing.
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationDismissed));
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationDismissedLocal));
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationPreviouslyPoppedUp));

  ShowChromeNowNotification();

  EXPECT_EQ(message_center()->add_notification_calls(), 0);
  EXPECT_EQ(message_center()->remove_notification_calls(), 0);
  EXPECT_EQ(message_center()->notifications_with_shown_as_popup(), 0);
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationDismissed));
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationDismissedLocal));
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationPreviouslyPoppedUp));

  // Now start the preference syncing with the default preference values.
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationDismissed));
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationDismissedLocal));
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationPreviouslyPoppedUp));

  StartPreferenceSyncing();

  EXPECT_EQ(message_center()->add_notification_calls(), 1);
  EXPECT_EQ(message_center()->remove_notification_calls(), 0);
  EXPECT_EQ(message_center()->notifications_with_shown_as_popup(), 0);
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationDismissed));
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationDismissedLocal));
  EXPECT_TRUE(GetBooleanPref(prefs::kWelcomeNotificationPreviouslyPoppedUp));
}

// Simulate the passage of time when the welcome notification
// automatically dismisses.
TEST_F(ExtensionWelcomeNotificationTest, TimeExpiredNotification) {
  StartPreferenceSyncing();
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationDismissed));
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationDismissedLocal));
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationPreviouslyPoppedUp));
  EXPECT_EQ(GetInt64Pref(prefs::kWelcomeNotificationExpirationTimestamp), 0);
  EXPECT_TRUE(task_runner()->GetPendingTasks().empty());

  ShowChromeNowNotification();

  base::TimeDelta requested_show_time =
      base::TimeDelta::FromDays(
          ExtensionWelcomeNotification::kRequestedShowTimeDays);

  EXPECT_EQ(task_runner()->GetPendingTasks().size(), 1U);
  EXPECT_EQ(task_runner()->NextPendingTaskDelay(), requested_show_time);

  EXPECT_EQ(message_center()->add_notification_calls(), 1);
  EXPECT_EQ(message_center()->remove_notification_calls(), 0);
  EXPECT_EQ(message_center()->notifications_with_shown_as_popup(), 0);
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationDismissed));
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationDismissedLocal));
  EXPECT_TRUE(GetBooleanPref(prefs::kWelcomeNotificationPreviouslyPoppedUp));
  EXPECT_EQ(
      GetInt64Pref(prefs::kWelcomeNotificationExpirationTimestamp),
      (GetStartTime() + requested_show_time).ToInternalValue());

  SetElapsedTime(requested_show_time);
  task_runner()->RunPendingTasks();

  EXPECT_TRUE(task_runner()->GetPendingTasks().empty());
  EXPECT_EQ(message_center()->add_notification_calls(), 1);
  EXPECT_EQ(message_center()->remove_notification_calls(), 1);
  EXPECT_EQ(message_center()->notifications_with_shown_as_popup(), 0);
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationDismissed));
  EXPECT_TRUE(GetBooleanPref(prefs::kWelcomeNotificationDismissedLocal));
  EXPECT_TRUE(GetBooleanPref(prefs::kWelcomeNotificationPreviouslyPoppedUp));
  EXPECT_EQ(
      GetInt64Pref(prefs::kWelcomeNotificationExpirationTimestamp),
      (GetStartTime() + requested_show_time).ToInternalValue());
}

// Simulate the passage of time after Chrome is closed and the welcome
// notification expiration elapses.
TEST_F(ExtensionWelcomeNotificationTest, NotificationPreviouslyExpired) {
  StartPreferenceSyncing();
  SetBooleanPref(prefs::kWelcomeNotificationPreviouslyPoppedUp, true);
  SetInt64Pref(prefs::kWelcomeNotificationExpirationTimestamp, 1);
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationDismissed));
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationDismissedLocal));
  EXPECT_TRUE(GetBooleanPref(prefs::kWelcomeNotificationPreviouslyPoppedUp));
  EXPECT_EQ(GetInt64Pref(prefs::kWelcomeNotificationExpirationTimestamp), 1);
  EXPECT_TRUE(task_runner()->GetPendingTasks().empty());

  const base::TimeDelta requested_show_time =
      base::TimeDelta::FromDays(
          ExtensionWelcomeNotification::kRequestedShowTimeDays);
  SetElapsedTime(requested_show_time);
  ShowChromeNowNotification();

  EXPECT_TRUE(task_runner()->GetPendingTasks().empty());
  EXPECT_EQ(message_center()->add_notification_calls(), 0);
  EXPECT_EQ(message_center()->remove_notification_calls(), 0);
  EXPECT_EQ(message_center()->notifications_with_shown_as_popup(), 0);
  EXPECT_FALSE(GetBooleanPref(prefs::kWelcomeNotificationDismissed));
  EXPECT_TRUE(GetBooleanPref(prefs::kWelcomeNotificationDismissedLocal));
  EXPECT_TRUE(GetBooleanPref(prefs::kWelcomeNotificationPreviouslyPoppedUp));
  EXPECT_EQ(GetInt64Pref(prefs::kWelcomeNotificationExpirationTimestamp), 1);
}