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- // 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.
- #ifndef BASE_TEST_SCOPED_PATH_OVERRIDE_H_
- #define BASE_TEST_SCOPED_PATH_OVERRIDE_H_
- #include "base/files/scoped_temp_dir.h"
- #include "third_party/abseil-cpp/absl/types/optional.h"
- namespace base {
- class FilePath;
- // Sets a path override on construction, and removes it when the object goes out
- // of scope. This class is intended to be used by tests that need to override
- // paths to ensure their overrides are properly handled and reverted when the
- // scope of the test is left.
- class ScopedPathOverride {
- public:
- // Contructor that initializes the override to a scoped temp directory.
- explicit ScopedPathOverride(int key);
- // Constructor that would use a path provided by the user.
- ScopedPathOverride(int key, const FilePath& dir);
- // See PathService::OverrideAndCreateIfNeeded.
- ScopedPathOverride(int key,
- const FilePath& path,
- bool is_absolute,
- bool create);
- ScopedPathOverride(const ScopedPathOverride&) = delete;
- ScopedPathOverride& operator=(const ScopedPathOverride&) = delete;
- ~ScopedPathOverride();
- private:
- // Used for saving original_override_ when an override already exists.
- void SaveOriginal();
- int key_;
- ScopedTempDir temp_dir_;
- absl::optional<FilePath> original_override_;
- };
- } // namespace base
- #endif // BASE_TEST_SCOPED_PATH_OVERRIDE_H_
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