Check-in rlz code to src\rlz from http://code.google.com/p/rlz/.

rlz/test/rlz_test_helpers.h

+// 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.
+//
+// Helper functions used by the tests.
+
+#ifndef RLZ_TEST_RLZ_TEST_HELPERS_H
+#define RLZ_TEST_RLZ_TEST_HELPERS_H
+
+#include "base/compiler_specific.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+#if defined(OS_MACOSX)
+#include "base/scoped_temp_dir.h"
+#endif
+
+class RlzLibTestNoMachineState : public ::testing::Test {
+ protected:
+  virtual void SetUp() OVERRIDE;
+  virtual void TearDown() OVERRIDE;
+
+
+#if defined(OS_MACOSX)
+ ScopedTempDir temp_dir_;
+#endif
+};
+
+class RlzLibTestBase : public RlzLibTestNoMachineState {
+  virtual void SetUp() OVERRIDE;
+};
+
+
+#endif  // RLZ_TEST_RLZ_TEST_HELPERS_H