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/************************************************************************
*
* Copyright (C) 2009-2023 IRCAD France
* Copyright (C) 2012-2019 IHU Strasbourg
*
* This file is part of Sight.
*
* Sight is free software: you can redistribute it and/or modify it under
* the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Sight is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with Sight. If not, see <https://www.gnu.org/licenses/>.
*
***********************************************************************/
#include "data.hpp"
#include "utest/exception.hpp"
#include <cstdlib>
#include <filesystem>
#include <sstream>
namespace sight::utest_data
{
static const std::string TEST_DATA_DIR_ENV_VAR("FWTEST_DATA_DIR");
//------------------------------------------------------------------------------
std::filesystem::path dir()
{
char* val = std::getenv(TEST_DATA_DIR_ENV_VAR.c_str());
if(val == nullptr)
{
std::stringstream msg;
msg << "The '" << TEST_DATA_DIR_ENV_VAR
<< "' environment variable is not set.";
throw utest::exception(msg.str());
}
std::filesystem::path datadir(val);
if(!std::filesystem::exists(datadir))
{
std::stringstream msg;
msg << "The path'" << datadir
<< "' doesn't seem to exist.";
throw utest::exception(msg.str());
}
return datadir;
}
} // namespace sight::utest_data
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