[cros] Fake a stub user login when no --login-manager and --login-user are given.

chrome/browser/chromeos/login/existing_user_controller_browsertest.cc

 // 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 "base/bind.h"
+#include "base/command_line.h"
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
 #include "chrome/browser/chromeos/cros/cros_in_process_browser_test.h"
 #include "chrome/browser/chromeos/cros/cros_mock.h"
 #include "chrome/browser/chromeos/cros/mock_cryptohome_library.h"
 #include "chrome/browser/chromeos/cros/mock_network_library.h"
 #include "chrome/browser/chromeos/login/existing_user_controller.h"
 #include "chrome/browser/chromeos/login/helper.h"
 #include "chrome/browser/chromeos/login/login_display.h"
 #include "chrome/browser/chromeos/login/login_display_host.h"
 #include "chrome/browser/chromeos/login/login_performer.h"
 #include "chrome/browser/chromeos/login/login_status_consumer.h"
 #include "chrome/browser/chromeos/login/login_utils.h"
 #include "chrome/browser/chromeos/login/mock_authenticator.h"
 #include "chrome/browser/chromeos/login/mock_login_utils.h"
 #include "chrome/browser/chromeos/login/mock_url_fetchers.h"
 #include "chrome/browser/chromeos/login/mock_user_manager.h"
 #include "chrome/browser/chromeos/login/wizard_controller.h"
+#include "chrome/common/chrome_switches.h"
 #include "chrome/common/net/gaia/mock_url_fetcher_factory.h"
 #include "chrome/test/base/testing_profile.h"
 #include "chrome/test/base/ui_test_utils.h"
 #include "chromeos/dbus/mock_dbus_thread_manager.h"
 #include "chromeos/dbus/mock_session_manager_client.h"
 #include "grit/generated_resources.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "ui/base/l10n/l10n_util.h"
 
@@ skipping 129 matching lines @@
     EXPECT_CALL(*mock_login_display_host_.get(), CreateLoginDisplay(_))
         .Times(1)
         .WillOnce(Return(mock_login_display_));
     EXPECT_CALL(*mock_login_display_host_.get(), GetNativeWindow())
         .Times(1)
         .WillOnce(ReturnNull());
     EXPECT_CALL(*mock_login_display_, Init(_, false, true, true))
         .Times(1);
   }
 
+  virtual void SetUpCommandLine(CommandLine* command_line) OVERRIDE {
+    command_line->AppendSwitch(switches::kLoginManager);

[Nikita (slow), 2012/06/20 13:28:32]

Please use NiceMock as discussed to cleanup output.
I expect that adding --login-manager here might pollute output even more.

[Ivan Korotkov, 2012/06/21 12:25:12]

Done.

+  }
+
   virtual void SetUpOnMainThread() OVERRIDE {
     testing_profile_.reset(new TestingProfile());
     existing_user_controller_.reset(
         new ExistingUserController(mock_login_display_host_.get()));
     ASSERT_EQ(existing_user_controller(), existing_user_controller_.get());
     existing_user_controller_->Init(UserList());
     profile_prepared_cb_ =
         base::Bind(&ExistingUserController::OnProfilePrepared,
                    base::Unretained(existing_user_controller()),
                    testing_profile_.get());
@@ skipping 119 matching lines @@
       .Times(1);
   EXPECT_CALL(*mock_login_display_, OnFadeOut())
       .Times(1);
   EXPECT_CALL(*mock_login_display_host_.get(), OnCompleteLogin())
       .Times(1);
   existing_user_controller()->CompleteLogin(kNewUsername, kPassword);
   ui_test_utils::RunAllPendingInMessageLoop();
 }
 
 }  // namespace chromeos