// 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 "chrome/browser/task_manager/task_manager.h"

#include "base/utf_string_conversions.h"
#include "chrome/browser/browser_process.h"
#include "chrome/browser/extensions/extension_browsertest.h"
#include "chrome/browser/notifications/desktop_notification_service.h"
#include "chrome/browser/notifications/notification.h"
#include "chrome/browser/notifications/notification_test_util.h"
#include "chrome/browser/notifications/notification_ui_manager.h"
#include "chrome/browser/task_manager/task_manager_browsertest_util.h"
#include "chrome/browser/ui/browser.h"
#include "chrome/browser/ui/browser_dialogs.h"
#include "chrome/browser/ui/browser_window.h"
#include "chrome/test/base/in_process_browser_test.h"
#include "chrome/test/base/ui_test_utils.h"
#include "content/public/common/content_switches.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "ui/message_center/message_center_util.h"

class TaskManagerNotificationBrowserTest : public ExtensionBrowserTest {
 public:
  TaskManagerModel* model() const {
    return TaskManager::GetInstance()->model();
  }
 protected:
  virtual void SetUpCommandLine(CommandLine* command_line) OVERRIDE {
    ExtensionBrowserTest::SetUpCommandLine(command_line);

    // Do not prelaunch the GPU process for these tests because it will show
    // up in task manager but whether it appears before or after the new tab
    // renderer process is not well defined.
    command_line->AppendSwitch(switches::kDisableGpuProcessPrelaunch);
  }
};

// TODO(linux_aura) http://crbug.com/163931
#if defined(OS_LINUX) && !defined(OS_CHROMEOS) && defined(USE_AURA)
#define MAYBE_NoticeNotificationChanges DISABLED_NoticeNotificationChanges
#else
#define MAYBE_NoticeNotificationChanges NoticeNotificationChanges
#endif
IN_PROC_BROWSER_TEST_F(TaskManagerNotificationBrowserTest,
                       MAYBE_NoticeNotificationChanges) {
  // These tests do not apply with Message Center platforms
  // where notifications do not instantiate a new renderer.
  if (message_center::IsRichNotificationEnabled())
    return;

  EXPECT_EQ(0, model()->ResourceCount());

  // Show the task manager.
  chrome::ShowTaskManager(browser(), false);
  // Expect to see the browser and the New Tab Page renderer.
  TaskManagerBrowserTestUtil::WaitForWebResourceChange(1);

  // Show a notification.
  NotificationUIManager* notifications =
      g_browser_process->notification_ui_manager();

  string16 content = DesktopNotificationService::CreateDataUrl(
      GURL(), ASCIIToUTF16("Hello World!"), string16(),
      WebKit::WebTextDirectionDefault);

  scoped_refptr<NotificationDelegate> del1(new MockNotificationDelegate("n1"));
  Notification n1(
      GURL(), GURL(content), ASCIIToUTF16("Test 1"), string16(), del1.get());
  scoped_refptr<NotificationDelegate> del2(new MockNotificationDelegate("n2"));
  Notification n2(
      GURL(), GURL(content), ASCIIToUTF16("Test 2"), string16(), del2.get());

  notifications->Add(n1, browser()->profile());
  TaskManagerBrowserTestUtil::WaitForWebResourceChange(2);
  notifications->Add(n2, browser()->profile());
  TaskManagerBrowserTestUtil::WaitForWebResourceChange(3);
  notifications->CancelById(n1.notification_id());
  TaskManagerBrowserTestUtil::WaitForWebResourceChange(2);
  notifications->CancelById(n2.notification_id());
  TaskManagerBrowserTestUtil::WaitForWebResourceChange(1);
}