Fail tests fast if overriding the Windows registry fails.

chrome/installer/util/google_update_settings_unittest.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 "chrome/installer/util/google_update_settings.h"
 
 #include <windows.h>
 #include <shlwapi.h>  // For SHDeleteKey.
 #include <stddef.h>
 
@@ skipping 34 matching lines @@
 // and user settings.
 class GoogleUpdateSettingsTest : public testing::Test {
  protected:
   enum SystemUserInstall {
     SYSTEM_INSTALL,
     USER_INSTALL,
   };
 
   GoogleUpdateSettingsTest()
       : program_files_override_(base::DIR_PROGRAM_FILES),
-        program_files_x86_override_(base::DIR_PROGRAM_FILESX86) {
-    registry_overrides_.OverrideRegistry(HKEY_LOCAL_MACHINE);
-    registry_overrides_.OverrideRegistry(HKEY_CURRENT_USER);
+        program_files_x86_override_(base::DIR_PROGRAM_FILESX86) {}
+
+  void SetUp() override {
+    ASSERT_NO_FATAL_FAILURE(
+        registry_overrides_.OverrideRegistry(HKEY_LOCAL_MACHINE));
+    ASSERT_NO_FATAL_FAILURE(
+        registry_overrides_.OverrideRegistry(HKEY_CURRENT_USER));
   }
 
   void SetApField(SystemUserInstall is_system, const wchar_t* value) {
     HKEY root = is_system == SYSTEM_INSTALL ?
         HKEY_LOCAL_MACHINE : HKEY_CURRENT_USER;
 
     RegKey update_key;
     BrowserDistribution* dist = BrowserDistribution::GetDistribution();
     base::string16 path = dist->GetStateKey();
     ASSERT_EQ(ERROR_SUCCESS, update_key.Create(root, path.c_str(), KEY_WRITE));
@@ skipping 1128 matching lines @@
 
 void CollectStatsConsent::TearDownTestCase() {
   delete chrome_version_key_;
   delete chrome_state_key_;
   delete chrome_state_medium_key_;
 }
 
 // Install the registry override and apply the settings to the registry.
 void CollectStatsConsent::SetUp() {
   // Override both HKLM and HKCU as tests may touch either/both.
-  override_manager_.OverrideRegistry(HKEY_LOCAL_MACHINE);
-  override_manager_.OverrideRegistry(HKEY_CURRENT_USER);
+  ASSERT_NO_FATAL_FAILURE(
+      override_manager_.OverrideRegistry(HKEY_LOCAL_MACHINE));
+  ASSERT_NO_FATAL_FAILURE(
+      override_manager_.OverrideRegistry(HKEY_CURRENT_USER));
 
   const StatsState& stats_state = GetParam();
   const HKEY root_key = stats_state.root_key();
   ApplySetting(stats_state.state_value(), root_key, *chrome_state_key_);
   ApplySetting(stats_state.state_medium_value(), root_key,
                *chrome_state_medium_key_);
 }
 
 // Write the correct value to represent |setting| in the registry.
 void CollectStatsConsent::ApplySetting(StatsState::StateSetting setting,
@@ skipping 89 matching lines @@
                                  StatsState::TRUE_SETTING),
                       StatsState(StatsState::kSystemLevel,
                                  StatsState::TRUE_SETTING,
                                  StatsState::NO_SETTING),
                       StatsState(StatsState::kSystemLevel,
                                  StatsState::TRUE_SETTING,
                                  StatsState::FALSE_SETTING),
                       StatsState(StatsState::kSystemLevel,
                                  StatsState::TRUE_SETTING,
                                  StatsState::TRUE_SETTING)));