Fail tests fast if overriding the Windows registry fails.

chrome_elf/nt_registry/nt_registry_unittest.cc

 // Copyright 2016 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_elf/nt_registry/nt_registry.h"
 
 #include <windows.h>
 #include <rpc.h>
 #include <stddef.h>
 
@@ skipping 276 matching lines @@
 //------------------------------------------------------------------------------
 // NtRegistryTest class
 //
 // Only use this class for tests that need testing registry redirection.
 //------------------------------------------------------------------------------
 
 class NtRegistryTest : public testing::Test {
  protected:
   void SetUp() override {
     base::string16 temp;
-    override_manager_.OverrideRegistry(HKEY_CURRENT_USER, &temp);
+    ASSERT_NO_FATAL_FAILURE(
+        override_manager_.OverrideRegistry(HKEY_CURRENT_USER, &temp));
     ASSERT_TRUE(nt::SetTestingOverride(nt::HKCU, temp));
-    override_manager_.OverrideRegistry(HKEY_LOCAL_MACHINE, &temp);
+    ASSERT_NO_FATAL_FAILURE(
+        override_manager_.OverrideRegistry(HKEY_LOCAL_MACHINE, &temp));
     ASSERT_TRUE(nt::SetTestingOverride(nt::HKLM, temp));
   }
 
   void TearDown() override {
     base::string16 temp;
     ASSERT_TRUE(nt::SetTestingOverride(nt::HKCU, temp));
     ASSERT_TRUE(nt::SetTestingOverride(nt::HKLM, temp));
   }
 
  private:
@@ skipping 146 matching lines @@
   nt::CloseRegKey(key_handle);
 
   // Subkey path can be null.
   ASSERT_TRUE(nt::CreateRegKey(nt::HKCU, nullptr, KEY_ALL_ACCESS, &key_handle));
   ASSERT_NE(key_handle, INVALID_HANDLE_VALUE);
   ASSERT_NE(key_handle, nullptr);
   nt::CloseRegKey(key_handle);
 }
 
 }  // namespace