chrome/browser/themes/theme_service_unittest.cc

   1 // Copyright (c) 2012 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 "chrome/browser/themes/theme_service.h"
   6
   7 #include "base/files/file_util.h"
   8 #include "base/path_service.h"
   9 #include "chrome/browser/chrome_notification_types.h"
  10 #include "chrome/browser/extensions/extension_service.h"
  11 #include "chrome/browser/extensions/extension_service_test_base.h"
  12 #include "chrome/browser/extensions/unpacked_installer.h"
  13 #include "chrome/browser/themes/custom_theme_supplier.h"
  14 #include "chrome/browser/themes/theme_service_factory.h"
  15 #include "chrome/common/chrome_paths.h"
  16 #include "chrome/common/pref_names.h"
  17 #include "chrome/test/base/testing_browser_process.h"
  18 #include "chrome/test/base/testing_profile.h"
  19 #include "chrome/test/base/testing_profile_manager.h"
  20 #include "content/public/test/test_utils.h"
  21 #include "extensions/browser/extension_registry.h"
  22 #include "extensions/browser/uninstall_reason.h"
  23 #include "extensions/common/extension.h"
  24 #include "testing/gtest/include/gtest/gtest.h"
  25
  26 #if defined(ENABLE_MANAGED_USERS)
  27 #include "chrome/browser/supervised_user/supervised_user_service.h"
  28 #include "chrome/browser/supervised_user/supervised_user_service_factory.h"
  29 #endif
  30
  31 using extensions::ExtensionRegistry;
  32
  33 namespace theme_service_internal {
  34
  35 class ThemeServiceTest : public extensions::ExtensionServiceTestBase {
  36  public:
  37   ThemeServiceTest() : is_supervised_(false),
  38                        registry_(NULL) {}
  39   virtual ~ThemeServiceTest() {}
  40
  41   // Moves a minimal theme to |temp_dir_path| and unpacks it from that
  42   // directory.
  43   std::string LoadUnpackedThemeAt(const base::FilePath& temp_dir) {
  44     base::FilePath dst_manifest_path = temp_dir.AppendASCII("manifest.json");
  45     base::FilePath test_data_dir;
  46     EXPECT_TRUE(PathService::Get(chrome::DIR_TEST_DATA, &test_data_dir));
  47     base::FilePath src_manifest_path =
  48         test_data_dir.AppendASCII("extensions/theme_minimal/manifest.json");
  49     EXPECT_TRUE(base::CopyFile(src_manifest_path, dst_manifest_path));
  50
  51     scoped_refptr<extensions::UnpackedInstaller> installer(
  52         extensions::UnpackedInstaller::Create(service_));
  53     content::WindowedNotificationObserver observer(
  54         extensions::NOTIFICATION_EXTENSION_LOADED_DEPRECATED,
  55         content::Source<Profile>(profile_.get()));
  56     installer->Load(temp_dir);
  57     observer.Wait();
  58
  59     std::string extension_id =
  60         content::Details<extensions::Extension>(observer.details())->id();
  61
  62     // Let the ThemeService finish creating the theme pack.
  63     base::MessageLoop::current()->RunUntilIdle();
  64
  65     return extension_id;
  66   }
  67
  68   // Update the theme with |extension_id|.
  69   void UpdateUnpackedTheme(const std::string& extension_id) {
  70     int updated_notification =
  71         service_->IsExtensionEnabled(extension_id)
  72             ? extensions::NOTIFICATION_EXTENSION_LOADED_DEPRECATED
  73             : extensions::NOTIFICATION_EXTENSION_UPDATE_DISABLED;
  74
  75     const base::FilePath& path =
  76         service_->GetInstalledExtension(extension_id)->path();
  77
  78     scoped_refptr<extensions::UnpackedInstaller> installer(
  79         extensions::UnpackedInstaller::Create(service_));
  80     content::WindowedNotificationObserver observer(updated_notification,
  81         content::Source<Profile>(profile_.get()));
  82     installer->Load(path);
  83     observer.Wait();
  84
  85     // Let the ThemeService finish creating the theme pack.
  86     base::MessageLoop::current()->RunUntilIdle();
  87   }
  88
  89   virtual void SetUp() {
  90     extensions::ExtensionServiceTestBase::SetUp();
  91     extensions::ExtensionServiceTestBase::ExtensionServiceInitParams params =
  92         CreateDefaultInitParams();
  93     params.profile_is_supervised = is_supervised_;
  94     InitializeExtensionService(params);
  95     service_->Init();
  96     registry_ = ExtensionRegistry::Get(profile_.get());
  97     ASSERT_TRUE(registry_);
  98   }
  99
 100   const CustomThemeSupplier* get_theme_supplier(ThemeService* theme_service) {
 101     return theme_service->get_theme_supplier();
 102   }
 103
 104  protected:
 105   bool is_supervised_;
 106   ExtensionRegistry* registry_;
 107
 108 };
 109
 110 // Installs then uninstalls a theme and makes sure that the ThemeService
 111 // reverts to the default theme after the uninstall.
 112 TEST_F(ThemeServiceTest, ThemeInstallUninstall) {
 113   ThemeService* theme_service =
 114       ThemeServiceFactory::GetForProfile(profile_.get());
 115   theme_service->UseDefaultTheme();
 116   // Let the ThemeService uninstall unused themes.
 117   base::MessageLoop::current()->RunUntilIdle();
 118
 119   base::ScopedTempDir temp_dir;
 120   ASSERT_TRUE(temp_dir.CreateUniqueTempDir());
 121   const std::string& extension_id = LoadUnpackedThemeAt(temp_dir.path());
 122   EXPECT_FALSE(theme_service->UsingDefaultTheme());
 123   EXPECT_EQ(extension_id, theme_service->GetThemeID());
 124
 125   // Now uninstall the extension, should revert to the default theme.
 126   service_->UninstallExtension(extension_id,
 127                                extensions::UNINSTALL_REASON_FOR_TESTING,
 128                                base::Bind(&base::DoNothing),
 129                                NULL);
 130   EXPECT_TRUE(theme_service->UsingDefaultTheme());
 131 }
 132
 133 // Test that a theme extension is disabled when not in use. A theme may be
 134 // installed but not in use if it there is an infobar to revert to the previous
 135 // theme.
 136 TEST_F(ThemeServiceTest, DisableUnusedTheme) {
 137   ThemeService* theme_service =
 138       ThemeServiceFactory::GetForProfile(profile_.get());
 139   theme_service->UseDefaultTheme();
 140   // Let the ThemeService uninstall unused themes.
 141   base::MessageLoop::current()->RunUntilIdle();
 142
 143   base::ScopedTempDir temp_dir1;
 144   ASSERT_TRUE(temp_dir1.CreateUniqueTempDir());
 145   base::ScopedTempDir temp_dir2;
 146   ASSERT_TRUE(temp_dir2.CreateUniqueTempDir());
 147
 148   // 1) Installing a theme should disable the previously active theme.
 149   const std::string& extension1_id = LoadUnpackedThemeAt(temp_dir1.path());
 150   EXPECT_FALSE(theme_service->UsingDefaultTheme());
 151   EXPECT_EQ(extension1_id, theme_service->GetThemeID());
 152   EXPECT_TRUE(service_->IsExtensionEnabled(extension1_id));
 153
 154   // Show an infobar to prevent the current theme from being uninstalled.
 155   theme_service->OnInfobarDisplayed();
 156
 157   const std::string& extension2_id = LoadUnpackedThemeAt(temp_dir2.path());
 158   EXPECT_EQ(extension2_id, theme_service->GetThemeID());
 159   EXPECT_TRUE(service_->IsExtensionEnabled(extension2_id));
 160   EXPECT_TRUE(registry_->GetExtensionById(extension1_id,
 161                                           ExtensionRegistry::DISABLED));
 162
 163   // 2) Enabling a disabled theme extension should swap the current theme.
 164   service_->EnableExtension(extension1_id);
 165   base::MessageLoop::current()->RunUntilIdle();
 166   EXPECT_EQ(extension1_id, theme_service->GetThemeID());
 167   EXPECT_TRUE(service_->IsExtensionEnabled(extension1_id));
 168   EXPECT_TRUE(registry_->GetExtensionById(extension2_id,
 169                                           ExtensionRegistry::DISABLED));
 170
 171   // 3) Using SetTheme() with a disabled theme should enable and set the
 172   // theme. This is the case when the user reverts to the previous theme
 173   // via an infobar.
 174   const extensions::Extension* extension2 =
 175       service_->GetInstalledExtension(extension2_id);
 176   theme_service->SetTheme(extension2);
 177   base::MessageLoop::current()->RunUntilIdle();
 178   EXPECT_EQ(extension2_id, theme_service->GetThemeID());
 179   EXPECT_TRUE(service_->IsExtensionEnabled(extension2_id));
 180   EXPECT_TRUE(registry_->GetExtensionById(extension1_id,
 181                                           ExtensionRegistry::DISABLED));
 182
 183   // 4) Disabling the current theme extension should revert to the default theme
 184   // and uninstall any installed theme extensions.
 185   theme_service->OnInfobarDestroyed();
 186   EXPECT_FALSE(theme_service->UsingDefaultTheme());
 187   service_->DisableExtension(extension2_id,
 188       extensions::Extension::DISABLE_USER_ACTION);
 189   base::MessageLoop::current()->RunUntilIdle();
 190   EXPECT_TRUE(theme_service->UsingDefaultTheme());
 191   EXPECT_FALSE(service_->GetInstalledExtension(extension1_id));
 192   EXPECT_FALSE(service_->GetInstalledExtension(extension2_id));
 193 }
 194
 195 // Test the ThemeService's behavior when a theme is upgraded.
 196 TEST_F(ThemeServiceTest, ThemeUpgrade) {
 197   // Setup.
 198   ThemeService* theme_service =
 199       ThemeServiceFactory::GetForProfile(profile_.get());
 200   theme_service->UseDefaultTheme();
 201   // Let the ThemeService uninstall unused themes.
 202   base::MessageLoop::current()->RunUntilIdle();
 203
 204   theme_service->OnInfobarDisplayed();
 205
 206   base::ScopedTempDir temp_dir1;
 207   ASSERT_TRUE(temp_dir1.CreateUniqueTempDir());
 208   base::ScopedTempDir temp_dir2;
 209   ASSERT_TRUE(temp_dir2.CreateUniqueTempDir());
 210
 211   const std::string& extension1_id = LoadUnpackedThemeAt(temp_dir1.path());
 212   const std::string& extension2_id = LoadUnpackedThemeAt(temp_dir2.path());
 213
 214   // Test the initial state.
 215   EXPECT_TRUE(registry_->GetExtensionById(extension1_id,
 216                                           ExtensionRegistry::DISABLED));
 217   EXPECT_EQ(extension2_id, theme_service->GetThemeID());
 218
 219   // 1) Upgrading the current theme should not revert to the default theme.
 220   content::WindowedNotificationObserver theme_change_observer(
 221       chrome::NOTIFICATION_BROWSER_THEME_CHANGED,
 222       content::Source<ThemeService>(theme_service));
 223   UpdateUnpackedTheme(extension2_id);
 224
 225   // The ThemeService should have sent an theme change notification even though
 226   // the id of the current theme did not change.
 227   theme_change_observer.Wait();
 228
 229   EXPECT_EQ(extension2_id, theme_service->GetThemeID());
 230   EXPECT_TRUE(registry_->GetExtensionById(extension1_id,
 231                                           ExtensionRegistry::DISABLED));
 232
 233   // 2) Upgrading a disabled theme should not change the current theme.
 234   UpdateUnpackedTheme(extension1_id);
 235   EXPECT_EQ(extension2_id, theme_service->GetThemeID());
 236   EXPECT_TRUE(registry_->GetExtensionById(extension1_id,
 237                                           ExtensionRegistry::DISABLED));
 238 }
 239
 240 #if defined(ENABLE_MANAGED_USERS)
 241 class ThemeServiceSupervisedUserTest : public ThemeServiceTest {
 242  public:
 243   ThemeServiceSupervisedUserTest() {}
 244   virtual ~ThemeServiceSupervisedUserTest() {}
 245
 246   virtual void SetUp() override {
 247     is_supervised_ = true;
 248     ThemeServiceTest::SetUp();
 249   }
 250 };
 251
 252 // Checks that supervised users have their own default theme.
 253 TEST_F(ThemeServiceSupervisedUserTest,
 254        SupervisedUserThemeReplacesDefaultTheme) {
 255   ThemeService* theme_service =
 256       ThemeServiceFactory::GetForProfile(profile_.get());
 257   theme_service->UseDefaultTheme();
 258   EXPECT_TRUE(theme_service->UsingDefaultTheme());
 259   EXPECT_TRUE(get_theme_supplier(theme_service));
 260   EXPECT_EQ(get_theme_supplier(theme_service)->get_theme_type(),
 261             CustomThemeSupplier::SUPERVISED_USER_THEME);
 262 }
 263
 264 #if defined(OS_LINUX) && !defined(OS_CHROMEOS)
 265 // Checks that supervised users don't use the system theme even if it is the
 266 // default. The system theme is only available on Linux.
 267 TEST_F(ThemeServiceSupervisedUserTest, SupervisedUserThemeReplacesNativeTheme) {
 268   profile_->GetPrefs()->SetBoolean(prefs::kUsesSystemTheme, true);
 269   ThemeService* theme_service =
 270       ThemeServiceFactory::GetForProfile(profile_.get());
 271   theme_service->UseDefaultTheme();
 272   EXPECT_TRUE(theme_service->UsingDefaultTheme());
 273   EXPECT_TRUE(get_theme_supplier(theme_service));
 274   EXPECT_EQ(get_theme_supplier(theme_service)->get_theme_type(),
 275             CustomThemeSupplier::SUPERVISED_USER_THEME);
 276 }
 277 #endif // defined(OS_LINUX) && !defined(OS_CHROMEOS)
 278 #endif // defined(ENABLE_MANAGED_USERS)
 279
 280 }; // namespace theme_service_internal