Add unittests of ArcCustomNotificationView

ui/arc/notification/arc_custom_notification_item.cc

-// Copyright 2016 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 "ui/arc/notification/arc_custom_notification_item.h"
-
-#include <memory>
-#include <string>
-#include <utility>
-
-#include "base/memory/ptr_util.h"
-#include "base/strings/string16.h"
-#include "base/strings/utf_string_conversions.h"
-#include "ui/arc/notification/arc_custom_notification_view.h"
-#include "ui/message_center/notification.h"
-#include "ui/message_center/notification_types.h"
-#include "ui/message_center/views/custom_notification_content_view_delegate.h"
-
-namespace arc {
-
-namespace {
-
-constexpr char kNotifierId[] = "ARC_NOTIFICATION";
-
-class ArcNotificationDelegate : public message_center::NotificationDelegate {
- public:
-  explicit ArcNotificationDelegate(ArcCustomNotificationItem* item)
-      : item_(item) {}
-
-  std::unique_ptr<message_center::CustomContent> CreateCustomContent()
-      override {
-    auto view = base::MakeUnique<ArcCustomNotificationView>(item_);
-    auto content_view_delegate = view->CreateContentViewDelegate();
-    return base::MakeUnique<message_center::CustomContent>(
-        std::move(view), std::move(content_view_delegate));
-  }
-
- private:
-  // The destructor is private since this class is ref-counted.
-  ~ArcNotificationDelegate() override {}
-
-  ArcCustomNotificationItem* const item_;
-
-  DISALLOW_COPY_AND_ASSIGN(ArcNotificationDelegate);
-};
-
-}  // namespace
-
-ArcCustomNotificationItem::ArcCustomNotificationItem(
-    ArcNotificationManager* manager,
-    message_center::MessageCenter* message_center,
-    const std::string& notification_key,
-    const AccountId& profile_id)
-    : ArcNotificationItem(manager,
-                          message_center,
-                          notification_key,
-                          profile_id) {
-}
-
-ArcCustomNotificationItem::~ArcCustomNotificationItem() {
-  for (auto& observer : observers_)
-    observer.OnItemDestroying();
-}
-
-void ArcCustomNotificationItem::UpdateWithArcNotificationData(
-    mojom::ArcNotificationDataPtr data) {
-  DCHECK(CalledOnValidThread());
-  DCHECK_EQ(notification_key(), data->key);
-
-  if (HasPendingNotification()) {
-    CacheArcNotificationData(std::move(data));
-    return;
-  }
-
-  message_center::RichNotificationData rich_data;
-  rich_data.pinned = (data->no_clear || data->ongoing_event);
-  rich_data.priority = ConvertAndroidPriority(data->priority);
-  if (data->small_icon)
-    rich_data.small_image = gfx::Image::CreateFrom1xBitmap(*data->small_icon);
-  if (data->accessible_name.has_value())
-    rich_data.accessible_name = base::UTF8ToUTF16(*data->accessible_name);
-
-  message_center::NotifierId notifier_id(
-      message_center::NotifierId::SYSTEM_COMPONENT, kNotifierId);
-  notifier_id.profile_id = profile_id().GetUserEmail();
-
-  SetNotification(base::MakeUnique<message_center::Notification>(
-      message_center::NOTIFICATION_TYPE_CUSTOM, notification_id(),
-      base::UTF8ToUTF16(data->title), base::UTF8ToUTF16(data->message),
-      gfx::Image(),
-      base::UTF8ToUTF16("arc"),  // display source
-      GURL(),                    // empty origin url, for system component
-      notifier_id, rich_data, new ArcNotificationDelegate(this)));
-
-  pinned_ = rich_data.pinned;
-
-  if (!data->snapshot_image || data->snapshot_image->isNull()) {
-    snapshot_ = gfx::ImageSkia();
-  } else {
-    snapshot_ = gfx::ImageSkia(gfx::ImageSkiaRep(
-        *data->snapshot_image, data->snapshot_image_scale));
-  }
-
-  for (auto& observer : observers_)
-    observer.OnItemUpdated();
-
-  AddToMessageCenter();
-}
-
-void ArcCustomNotificationItem::CloseFromCloseButton() {
-  // Needs to manually remove notification from MessageCenter because
-  // the floating close button is not part of MessageCenter.
-  message_center()->RemoveNotification(notification_id(), true);
-  Close(true);
-}
-
-void ArcCustomNotificationItem::AddObserver(Observer* observer) {
-  observers_.AddObserver(observer);
-}
-
-void ArcCustomNotificationItem::RemoveObserver(Observer* observer) {
-  observers_.RemoveObserver(observer);
-}
-
-void ArcCustomNotificationItem::IncrementWindowRefCount() {
-  ++window_ref_count_;
-  if (window_ref_count_ == 1)
-    manager()->CreateNotificationWindow(notification_key());
-}
-
-void ArcCustomNotificationItem::DecrementWindowRefCount() {
-  DCHECK_GT(window_ref_count_, 0);
-  --window_ref_count_;
-  if (window_ref_count_ == 0)
-    manager()->CloseNotificationWindow(notification_key());
-}
-
-}  // namespace arc