chrome/browser/chromeos/login/users/user_manager_unittest.cc

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include <cstdlib>
   6 #include <cstring>
   7
   8 #include "base/command_line.h"
   9 #include "base/files/file_util.h"
  10 #include "base/files/scoped_temp_dir.h"
  11 #include "base/memory/scoped_ptr.h"
  12 #include "base/prefs/pref_service.h"
  13 #include "base/run_loop.h"
  14 #include "base/values.h"
  15 #include "chrome/browser/browser_process.h"
  16 #include "chrome/browser/chromeos/login/users/chrome_user_manager_impl.h"
  17 #include "chrome/browser/chromeos/login/users/scoped_user_manager_enabler.h"
  18 #include "chrome/browser/chromeos/settings/cros_settings.h"
  19 #include "chrome/browser/chromeos/settings/device_settings_service.h"
  20 #include "chrome/browser/chromeos/settings/stub_cros_settings_provider.h"
  21 #include "chrome/browser/profiles/profile_manager.h"
  22 #include "chrome/test/base/scoped_testing_local_state.h"
  23 #include "chrome/test/base/testing_browser_process.h"
  24 #include "chrome/test/base/testing_profile.h"
  25 #include "chromeos/chromeos_switches.h"
  26 #include "chromeos/dbus/dbus_thread_manager.h"
  27 #include "chromeos/settings/cros_settings_names.h"
  28 #include "chromeos/settings/cros_settings_provider.h"
  29 #include "components/user_manager/user.h"
  30 #include "components/user_manager/user_manager.h"
  31 #include "content/public/common/content_switches.h"
  32 #include "content/public/test/test_browser_thread_bundle.h"
  33 #include "testing/gtest/include/gtest/gtest.h"
  34
  35 namespace chromeos {
  36
  37 class UnittestProfileManager : public ::ProfileManagerWithoutInit {
  38  public:
  39   explicit UnittestProfileManager(const base::FilePath& user_data_dir)
  40       : ::ProfileManagerWithoutInit(user_data_dir) {}
  41
  42  protected:
  43   Profile* CreateProfileHelper(const base::FilePath& file_path) override {
  44     if (!base::PathExists(file_path)) {
  45       if (!base::CreateDirectory(file_path))
  46         return NULL;
  47     }
  48     return new TestingProfile(file_path, NULL);
  49   }
  50 };
  51
  52
  53 class UserManagerTest : public testing::Test {
  54  protected:
  55   void SetUp() override {
  56     base::CommandLine& command_line = *base::CommandLine::ForCurrentProcess();
  57     command_line.AppendSwitch(::switches::kTestType);
  58     command_line.AppendSwitch(
  59         chromeos::switches::kIgnoreUserProfileMappingForTests);
  60
  61     cros_settings_ = CrosSettings::Get();
  62
  63     // Replace the real DeviceSettingsProvider with a stub.
  64     device_settings_provider_ =
  65         cros_settings_->GetProvider(chromeos::kReportDeviceVersionInfo);
  66     EXPECT_TRUE(device_settings_provider_);
  67     EXPECT_TRUE(
  68         cros_settings_->RemoveSettingsProvider(device_settings_provider_));
  69     cros_settings_->AddSettingsProvider(&stub_settings_provider_);
  70
  71     // Populate the stub DeviceSettingsProvider with valid values.
  72     SetDeviceSettings(false, "", false);
  73
  74     // Register an in-memory local settings instance.
  75     local_state_.reset(
  76         new ScopedTestingLocalState(TestingBrowserProcess::GetGlobal()));
  77
  78     ASSERT_TRUE(temp_dir_.CreateUniqueTempDir());
  79     TestingBrowserProcess::GetGlobal()->SetProfileManager(
  80         new UnittestProfileManager(temp_dir_.path()));
  81
  82     chromeos::DBusThreadManager::Initialize();
  83
  84     ResetUserManager();
  85   }
  86
  87   void TearDown() override {
  88     // Unregister the in-memory local settings instance.
  89     local_state_.reset();
  90
  91     // Restore the real DeviceSettingsProvider.
  92     EXPECT_TRUE(
  93       cros_settings_->RemoveSettingsProvider(&stub_settings_provider_));
  94     cros_settings_->AddSettingsProvider(device_settings_provider_);
  95
  96     // Shut down the DeviceSettingsService.
  97     DeviceSettingsService::Get()->UnsetSessionManager();
  98     TestingBrowserProcess::GetGlobal()->SetProfileManager(NULL);
  99
 100     base::RunLoop().RunUntilIdle();
 101     chromeos::DBusThreadManager::Shutdown();
 102   }
 103
 104   ChromeUserManagerImpl* GetChromeUserManager() const {
 105     return static_cast<ChromeUserManagerImpl*>(
 106         user_manager::UserManager::Get());
 107   }
 108
 109   bool GetUserManagerEphemeralUsersEnabled() const {
 110     return GetChromeUserManager()->GetEphemeralUsersEnabled();
 111   }
 112
 113   void SetUserManagerEphemeralUsersEnabled(bool ephemeral_users_enabled) {
 114     GetChromeUserManager()->SetEphemeralUsersEnabled(ephemeral_users_enabled);
 115   }
 116
 117   const std::string& GetUserManagerOwnerEmail() const {
 118     return GetChromeUserManager()->GetOwnerEmail();
 119   }
 120
 121   void SetUserManagerOwnerEmail(const std::string& owner_email) {
 122     GetChromeUserManager()->SetOwnerEmail(owner_email);
 123   }
 124
 125   void ResetUserManager() {
 126     // Reset the UserManager singleton.
 127     user_manager_enabler_.reset();
 128     // Initialize the UserManager singleton to a fresh ChromeUserManagerImpl
 129     // instance.
 130     user_manager_enabler_.reset(
 131         new ScopedUserManagerEnabler(new ChromeUserManagerImpl));
 132
 133     // ChromeUserManagerImpl ctor posts a task to reload policies.
 134     base::RunLoop().RunUntilIdle();
 135   }
 136
 137   void SetDeviceSettings(bool ephemeral_users_enabled,
 138                          const std::string &owner,
 139                          bool supervised_users_enabled) {
 140     base::FundamentalValue
 141         ephemeral_users_enabled_value(ephemeral_users_enabled);
 142     stub_settings_provider_.Set(kAccountsPrefEphemeralUsersEnabled,
 143         ephemeral_users_enabled_value);
 144     base::StringValue owner_value(owner);
 145     stub_settings_provider_.Set(kDeviceOwner, owner_value);
 146     stub_settings_provider_.Set(kAccountsPrefSupervisedUsersEnabled,
 147         base::FundamentalValue(supervised_users_enabled));
 148   }
 149
 150   void RetrieveTrustedDevicePolicies() {
 151     GetChromeUserManager()->RetrieveTrustedDevicePolicies();
 152   }
 153
 154  protected:
 155   content::TestBrowserThreadBundle thread_bundle_;
 156
 157   CrosSettings* cros_settings_;
 158   CrosSettingsProvider* device_settings_provider_;
 159   StubCrosSettingsProvider stub_settings_provider_;
 160   scoped_ptr<ScopedTestingLocalState> local_state_;
 161
 162   ScopedTestDeviceSettingsService test_device_settings_service_;
 163   ScopedTestCrosSettings test_cros_settings_;
 164
 165   scoped_ptr<ScopedUserManagerEnabler> user_manager_enabler_;
 166   base::ScopedTempDir temp_dir_;
 167 };
 168
 169 TEST_F(UserManagerTest, RetrieveTrustedDevicePolicies) {
 170   SetUserManagerEphemeralUsersEnabled(true);
 171   SetUserManagerOwnerEmail("");
 172
 173   SetDeviceSettings(false, "owner@invalid.domain", false);
 174   RetrieveTrustedDevicePolicies();
 175
 176   EXPECT_FALSE(GetUserManagerEphemeralUsersEnabled());
 177   EXPECT_EQ(GetUserManagerOwnerEmail(), "owner@invalid.domain");
 178 }
 179
 180 TEST_F(UserManagerTest, RemoveAllExceptOwnerFromList) {
 181   user_manager::UserManager::Get()->UserLoggedIn(
 182       "owner@invalid.domain", "owner@invalid.domain", false);
 183   ResetUserManager();
 184   user_manager::UserManager::Get()->UserLoggedIn(
 185       "user0@invalid.domain", "owner@invalid.domain", false);
 186   ResetUserManager();
 187   user_manager::UserManager::Get()->UserLoggedIn(
 188       "user1@invalid.domain", "owner@invalid.domain", false);
 189   ResetUserManager();
 190
 191   const user_manager::UserList* users =
 192       &user_manager::UserManager::Get()->GetUsers();
 193   ASSERT_EQ(3U, users->size());
 194   EXPECT_EQ((*users)[0]->email(), "user1@invalid.domain");
 195   EXPECT_EQ((*users)[1]->email(), "user0@invalid.domain");
 196   EXPECT_EQ((*users)[2]->email(), "owner@invalid.domain");
 197
 198   SetDeviceSettings(true, "owner@invalid.domain", false);
 199   RetrieveTrustedDevicePolicies();
 200
 201   users = &user_manager::UserManager::Get()->GetUsers();
 202   EXPECT_EQ(1U, users->size());
 203   EXPECT_EQ((*users)[0]->email(), "owner@invalid.domain");
 204 }
 205
 206 TEST_F(UserManagerTest, RegularUserLoggedInAsEphemeral) {
 207   SetDeviceSettings(true, "owner@invalid.domain", false);
 208   RetrieveTrustedDevicePolicies();
 209
 210   user_manager::UserManager::Get()->UserLoggedIn(
 211       "owner@invalid.domain", "user0@invalid.domain", false);
 212   ResetUserManager();
 213   user_manager::UserManager::Get()->UserLoggedIn(
 214       "user0@invalid.domain", "user0@invalid.domain", false);
 215   ResetUserManager();
 216
 217   const user_manager::UserList* users =
 218       &user_manager::UserManager::Get()->GetUsers();
 219   EXPECT_EQ(1U, users->size());
 220   EXPECT_EQ((*users)[0]->email(), "owner@invalid.domain");
 221 }
 222
 223 }  // namespace chromeos