[ARC] Add browser test of ArcAuthService

chrome/browser/chromeos/login/users/fake_chrome_user_manager.h

 // Copyright 2015 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.
 
 #ifndef CHROME_BROWSER_CHROMEOS_LOGIN_USERS_FAKE_CHROME_USER_MANAGER_H_
 #define CHROME_BROWSER_CHROMEOS_LOGIN_USERS_FAKE_CHROME_USER_MANAGER_H_
 
 #include <map>
 #include <memory>
 #include <string>
 
 #include "base/callback_forward.h"
 #include "base/macros.h"
 #include "chrome/browser/chromeos/login/user_flow.h"
 #include "chrome/browser/chromeos/login/users/chrome_user_manager.h"
+#include "components/prefs/testing_pref_service.h"
 #include "components/user_manager/fake_user_manager.h"
 #include "components/user_manager/user.h"
 #include "components/user_manager/user_image/user_image.h"
 
 namespace chromeos {
 
 class FakeSupervisedUserManager;
 
 // Fake chrome user manager with a barebones implementation. Users can be added
 // and set as logged in, and those users can be returned.
@@ skipping 11 matching lines @@
   // Calculates the user name hash and calls UserLoggedIn to login a user.
   // Sets the user as having its profile created, but does not create a profile.
   // NOTE: This does not match production, which first logs in the user, then
   // creates the profile and updates the user later.
   void LoginUser(const AccountId& account_id);
 
   const user_manager::User* AddUser(const AccountId& account_id);
   const user_manager::User* AddUserWithAffiliation(const AccountId& account_id,
                                                    bool is_affiliated);
 
+  // Creates the instance returned by |GetLocalState()| (which returns nullptr
+  // by default).
+  void CreateLocalState();
+
   // user_manager::UserManager override.
   void Shutdown() override;
   const user_manager::UserList& GetUsers() const override;
   user_manager::UserList GetUsersAllowedForMultiProfile() const override;
   const user_manager::UserList& GetLoggedInUsers() const override;
   const user_manager::UserList& GetLRULoggedInUsers() const override;
   user_manager::UserList GetUnlockUsers() const override;
   const AccountId& GetOwnerAccountId() const override;
   void UserLoggedIn(const AccountId& account_id,
                     const std::string& user_id_hash,
@@ skipping 142 matching lines @@
 
   // If set this is the active user. If empty, the first created user is the
   // active user.
   AccountId active_account_id_ = EmptyAccountId();
 
   // Lazy-initialized default flow.
   mutable std::unique_ptr<UserFlow> default_flow_;
 
   using FlowMap = std::map<AccountId, UserFlow*>;
 
+  std::unique_ptr<TestingPrefServiceSimple> local_state_;
+
   // Specific flows by user e-mail.
   // Keys should be canonicalized before access.
   FlowMap specific_flows_;
 
   DISALLOW_COPY_AND_ASSIGN(FakeChromeUserManager);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_USERS_FAKE_CHROME_USER_MANAGER_H_