Disabled ARC for ephemeral users.

chrome/browser/chromeos/arc/arc_auth_service_unittest.cc

Index: chrome/browser/chromeos/arc/arc_auth_service_unittest.cc
diff --git a/chrome/browser/chromeos/arc/arc_auth_service_unittest.cc b/chrome/browser/chromeos/arc/arc_auth_service_unittest.cc
index 5b9d6619f96a21f9f0079a960d693bbac16f1072..ba66555a875f87297c9472d6d79915d942bde3a3 100644
--- a/chrome/browser/chromeos/arc/arc_auth_service_unittest.cc
+++ b/chrome/browser/chromeos/arc/arc_auth_service_unittest.cc
@@ -15,11 +15,13 @@
 #include "chrome/browser/chromeos/arc/arc_auth_service.h"
 #include "chrome/browser/chromeos/login/users/fake_chrome_user_manager.h"
 #include "chrome/browser/chromeos/login/users/scoped_user_manager_enabler.h"
+#include "chrome/browser/chromeos/login/users/wallpaper/wallpaper_manager.h"
 #include "chrome/browser/chromeos/profiles/profile_helper.h"
 #include "chrome/browser/prefs/pref_service_syncable_util.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/test/base/testing_profile.h"
+#include "chromeos/login/user_names.h"
 #include "components/arc/arc_bridge_service.h"
 #include "components/arc/test/fake_arc_bridge_service.h"
 #include "components/prefs/pref_service.h"
@@ -74,6 +76,8 @@ class ArcAuthServiceTest : public testing::Test {
         AccountId::FromUserEmailGaiaId("user@gmail.com", "1234567890"));
     GetFakeUserManager()->AddUser(account_id);
     GetFakeUserManager()->LoginUser(account_id);
+
+    chromeos::WallpaperManager::Initialize();
   }
 
   void TearDown() override {}
@@ -128,6 +132,43 @@ TEST_F(ArcAuthServiceTest, PrefChangeTriggersService) {
   auth_service()->Shutdown();
 }
 
+TEST_F(ArcAuthServiceTest, DisabledForEphemeralDataUsers) {
+  PrefService* const prefs = profile()->GetPrefs();
+  EXPECT_FALSE(prefs->GetBoolean(prefs::kArcSignedIn));
+  prefs->SetBoolean(prefs::kArcEnabled, true);
+
+  chromeos::FakeChromeUserManager* const fake_user_manager =
+      GetFakeUserManager();
+
+  fake_user_manager->AddUser(fake_user_manager->GetGuestAccountId());
+  fake_user_manager->SwitchActiveUser(fake_user_manager->GetGuestAccountId());
+  auth_service()->OnPrimaryUserProfilePrepared(profile());
+  ASSERT_EQ(ArcAuthService::State::STOPPED, auth_service()->state());
+
+  fake_user_manager->AddUser(chromeos::login::DemoAccountId());
+  fake_user_manager->SwitchActiveUser(chromeos::login::DemoAccountId());
+  auth_service()->OnPrimaryUserProfilePrepared(profile());
+  ASSERT_EQ(ArcAuthService::State::STOPPED, auth_service()->state());
+
+  const AccountId public_account_id(
+      AccountId::FromUserEmail("public_user@gmail.com"));
+  fake_user_manager->AddPublicAccountUser(public_account_id);
+  fake_user_manager->SwitchActiveUser(public_account_id);
+  auth_service()->OnPrimaryUserProfilePrepared(profile());
+  ASSERT_EQ(ArcAuthService::State::STOPPED, auth_service()->state());
+
+  const AccountId not_in_list_account_id(
+      AccountId::FromUserEmail("not_in_list_user@gmail.com"));
+  fake_user_manager->AddUser(not_in_list_account_id);
+  fake_user_manager->SwitchActiveUser(not_in_list_account_id);
+  fake_user_manager->RemoveUserFromList(not_in_list_account_id);
+  auth_service()->OnPrimaryUserProfilePrepared(profile());
+  ASSERT_EQ(ArcAuthService::State::STOPPED, auth_service()->state());
+
+  // Correctly stop service.
+  auth_service()->Shutdown();
+}
+
 TEST_F(ArcAuthServiceTest, BaseWorkflow) {
   ASSERT_EQ(ArcBridgeService::State::STOPPED, bridge_service()->state());
   ASSERT_EQ(ArcAuthService::State::STOPPED, auth_service()->state());