Add kiosk browser tests for network configuration.

chrome/browser/chromeos/login/app_launch_signin_screen.cc

 // Copyright 2013 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/chromeos/login/app_launch_signin_screen.h"
 
 #include "chrome/browser/chromeos/login/help_app_launcher.h"
 #include "chrome/browser/chromeos/login/login_utils.h"
 #include "chrome/browser/chromeos/login/user.h"
 #include "content/public/browser/browser_thread.h"
 #include "grit/generated_resources.h"
 #include "ui/base/l10n/l10n_util.h"
 
 namespace chromeos {
 
 AppLaunchSigninScreen::AppLaunchSigninScreen(
     OobeUI* oobe_ui, Delegate* delegate)
     : oobe_ui_(oobe_ui),
       delegate_(delegate),
-      webui_handler_(NULL) {
+      webui_handler_(NULL),
+      user_manager_for_testing_(NULL) {
 }
 
 AppLaunchSigninScreen::~AppLaunchSigninScreen() {
   oobe_ui_->ResetSigninScreenHandlerDelegate();
 }
 
 void AppLaunchSigninScreen::Show() {
   InitOwnerUserList();
   oobe_ui_->ShowSigninScreen(this, NULL);
 }
 
 void AppLaunchSigninScreen::InitOwnerUserList() {
-  UserManager* user_manager = UserManager::Get();
+  UserManager* user_manager = GetUserManager();
   const std::string& owner_email = user_manager->GetOwnerEmail();
   const UserList& all_users = user_manager->GetUsers();
 
   owner_user_list_.clear();
   for (UserList::const_iterator it = all_users.begin();
        it != all_users.end();
        ++it) {
     User* user = *it;
     if (user->email() == owner_email) {
       owner_user_list_.push_back(user);
       break;
     }
   }
 }
 
+UserManager* AppLaunchSigninScreen::GetUserManager() {
+  return user_manager_for_testing_ ?
+      user_manager_for_testing_ : UserManager::Get();
+}
+
 void AppLaunchSigninScreen::CancelPasswordChangedFlow() {
   NOTREACHED();
 }
 
 void AppLaunchSigninScreen::CancelUserAdding() {
   NOTREACHED();
 }
 
 void AppLaunchSigninScreen::CreateAccount() {
   NOTREACHED();
@@ skipping 125 matching lines @@
      HelpAppLauncher::HELP_CANT_ACCESS_ACCOUNT_OFFLINE);
 }
 
 void AppLaunchSigninScreen::OnLoginSuccess(const UserContext& user_context,
                                            bool pending_requests,
                                            bool using_oauth) {
   delegate_->OnOwnerSigninSuccess();
 }
 
 }  // namespace chromeos