Add WebNotificationTray to the status area

ash/system/web_notification/web_notification_tray_unittest.cc

Index: ash/system/web_notification/web_notification_tray_unittest.cc
diff --git a/ash/system/web_notification/web_notification_tray_unittest.cc b/ash/system/web_notification/web_notification_tray_unittest.cc
new file mode 100644
index 0000000000000000000000000000000000000000..a1533715d36b35cd725348ee5bb86b2e3f1a19ca
--- /dev/null
+++ b/ash/system/web_notification/web_notification_tray_unittest.cc
@@ -0,0 +1,106 @@
+// Copyright (c) 2012 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 "ash/system/web_notification/web_notification_tray.h"
+
+#include <vector>
+
+#include "ash/system/status_area_widget.h"
+#include "ash/system/tray/system_tray_item.h"
+#include "ash/test/ash_test_base.h"
+#include "base/utf_string_conversions.h"
+#include "ui/views/controls/label.h"
+#include "ui/views/layout/fill_layout.h"
+#include "ui/views/view.h"
+#include "ui/views/widget/widget.h"
+
+namespace ash {
+
+namespace {
+
+WebNotificationTray* CreateWebNotificationTray() {
+  internal::StatusAreaWidget* widget = new internal::StatusAreaWidget;
+  widget->CreateTrayViews(NULL);
+  widget->Show();
+  return widget->web_notification_tray();
+}
+
+class TestDelegate : public WebNotificationTray::Delegate {
+ public:
+  TestDelegate() {}
+  virtual ~TestDelegate() {}
+
+  // WebNotificationTray::Delegate overrides.
+  virtual void NotificationRemoved(const std::string& notifcation_id) {
+    notification_ids_.erase(notifcation_id);
+  }
+
+  virtual void DisableExtension(const std::string& notifcation_id) {
+  }
+
+  virtual void DisableNotificationsFromSource(
+      const std::string& notifcation_id) {
+  }
+
+  virtual void ShowSettings(const std::string& notifcation_id) {
+  }
+
+  virtual void OnClicked(const std::string& notifcation_id) {
+  }
+
+  void AddNotification(WebNotificationTray* tray, const std::string& id) {
+    notification_ids_.insert(id);
+    tray->AddNotification(id,
+                          ASCIIToUTF16("Test Web Notification"),
+                          ASCIIToUTF16("Notification message body."),
+                          ASCIIToUTF16("www.test.org"),
+                          "" /* extension id */);
+  }
+
+  void RemoveNotification(WebNotificationTray* tray, const std::string& id) {
+    tray->RemoveNotification(id);
+  }
+
+  bool HasNotificationId(const std::string& id) {
+    return notification_ids_.find(id) != notification_ids_.end();
+  }
+
+ private:
+  std::set<std::string> notification_ids_;
+
+  DISALLOW_COPY_AND_ASSIGN(TestDelegate);
+};
+
+}  // namespace
+
+typedef test::AshTestBase WebNotificationTrayTest;
+
+TEST_F(WebNotificationTrayTest, WebNotifications) {
+  scoped_ptr<WebNotificationTray> tray(CreateWebNotificationTray());
+  scoped_ptr<TestDelegate> delegate(new TestDelegate);
+  tray->SetDelegate(delegate.get());
+
+  ASSERT_TRUE(tray->GetWidget());
+
+  // Adding a notification should show the bubble.
+  delegate->AddNotification(tray.get(), "test_id1");
+  EXPECT_TRUE(tray->bubble() != NULL);
+  EXPECT_EQ(1, tray->GetNotificationCount());
+  delegate->AddNotification(tray.get(), "test_id2");
+  delegate->AddNotification(tray.get(), "test_id2");
+  EXPECT_EQ(2, tray->GetNotificationCount());
+  // Ensure that removing a notification removes it from the tray, and signals
+  // the delegate.
+  EXPECT_TRUE(delegate->HasNotificationId("test_id2"));
+  delegate->RemoveNotification(tray.get(), "test_id2");
+  EXPECT_FALSE(delegate->HasNotificationId("test_id2"));
+  EXPECT_EQ(1, tray->GetNotificationCount());
+
+  // Removing the last notification should hide the bubble.
+  delegate->RemoveNotification(tray.get(), "test_id1");
+  EXPECT_EQ(0, tray->GetNotificationCount());
+  EXPECT_TRUE(tray->bubble() == NULL);
+}
+
+}  // namespace ash