Fail tests fast if overriding the Windows registry fails.

chrome/installer/gcapi/gcapi_omaha_experiment_test.cc

 // Copyright 2013 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/gcapi/gcapi_omaha_experiment.h"
 
 #include <stdint.h>
 
 #include "base/strings/utf_string_conversions.h"
+#include "base/test/test_reg_util_win.h"
 #include "chrome/installer/gcapi/gcapi.h"
-#include "chrome/installer/gcapi/gcapi_test_registry_overrider.h"
 #include "chrome/installer/util/google_update_constants.h"
 #include "chrome/installer/util/google_update_settings.h"
 #include "components/variations/variations_experiment_util.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 using base::ASCIIToUTF16;
 
 namespace {
 
 const wchar_t kBrand[] = L"ABCD";
 const uint16_t kUserLevel = GCAPI_INVOKED_STANDARD_SHELL;
 
 const wchar_t kSomeExperiments[] = L"myexp=1|Aug 2;yourexp=2|Sep 5";
 const wchar_t kSomeOtherExperiments[] = L"anotherexp=joe|Jun 7 2008";
 const wchar_t kSomeMoreExperiments[] = L"moreexp=foo|Jul 31 1999";
 
 class GCAPIOmahaExperimentTest : public ::testing::Test {
  protected:
   GCAPIOmahaExperimentTest()
       : brand_(kBrand),
         reactivation_label_(gcapi_internals::GetGCAPIExperimentLabel(
             kBrand, gcapi_internals::kReactivationLabel)),
         relaunch_label_(gcapi_internals::GetGCAPIExperimentLabel(
             kBrand, gcapi_internals::kRelaunchLabel)) {
   }
 
+  void SetUp() override {
+    ASSERT_NO_FATAL_FAILURE(
+        override_manager_.OverrideRegistry(HKEY_CURRENT_USER));
+    ASSERT_NO_FATAL_FAILURE(
+        override_manager_.OverrideRegistry(HKEY_LOCAL_MACHINE));
+  }
+
   void VerifyExperimentLabels(const base::string16& expected_labels) {
     base::string16 actual_labels;
     EXPECT_TRUE(GoogleUpdateSettings::ReadExperimentLabels(false,
                                                            &actual_labels));
     EXPECT_EQ(expected_labels, actual_labels);
   }
 
+  registry_util::RegistryOverrideManager override_manager_;
   base::string16 brand_;
   base::string16 reactivation_label_;
   base::string16 relaunch_label_;
-
-  const GCAPITestRegistryOverrider gcapi_test_registry_overrider_;
 };
 
 TEST_F(GCAPIOmahaExperimentTest, SetReactivationLabelFromEmptyExperiments) {
   ASSERT_TRUE(SetReactivationExperimentLabels(kBrand, kUserLevel));
   VerifyExperimentLabels(reactivation_label_);
 }
 
 // Test the relaunch label once; all other tests go more in depth, but since
 // both labels use the same logic underneath there is no need to test both in
 // depth.
@@ skipping 117 matching lines @@
   base::string16 expected_labels(kSomeExperiments);
   expected_labels += variations::kExperimentLabelSeparator;
   expected_labels.append(gcapi_internals::kReactivationLabel);
   expected_labels.append(kSomeOtherExperiments);
   expected_labels += variations::kExperimentLabelSeparator;
   expected_labels.append(reactivation_label_);
   VerifyExperimentLabels(expected_labels);
 }
 
 }  // namespace