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// Copyright (c) 2026 Progmasoft.
// SPDX-License-Identifier: MPL-2.0 WITH AdditionRef-Progmasoft-Exception-2.0
#pragma once
#include <array>
#include <optional>
#include <string>
namespace Progmasoft::Catch3::Runner
{
/// Gives the test that runs while it lives a temporary directory of its
/// own: it creates the directory, points TMPDIR, TMP and TEMP at it and
/// makes `TestTemporaryDirectory` return it. The variables get their
/// previous values back afterwards; the directory stays, because the
/// runner decides whether to keep it.
class TemporaryDirectoryScope final
{
public:
explicit TemporaryDirectoryScope(const std::string &directory);
TemporaryDirectoryScope(const TemporaryDirectoryScope &) = delete;
TemporaryDirectoryScope &
operator=(const TemporaryDirectoryScope &) = delete;
~TemporaryDirectoryScope();
private:
bool active_ = false;
std::array<std::optional<std::string>, 3> previous_;
};
} // namespace Progmasoft::Catch3::Runner
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