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mpi/test/test_mt_init.cpp
2023-03-10 16:14:47 +01:00

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1.1 KiB
C++

// Copyright (C) 2013 Alain Miniussi <alain.miniussi@oca.eu>
// Use, modification and distribution is subject to the Boost Software
// License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
// test threading::level operations
#include <boost/mpi.hpp>
#include <iostream>
#include <sstream>
#include "mpi_test_utils.hpp"
namespace mpi = boost::mpi;
int
test_mt_init(std::string s)
{
int failed = 0;
mpi::threading::level required = mpi::threading::level(-1);
std::istringstream in(s);
in >> required;
BOOST_MPI_CHECK(!in.bad(), failed);
BOOST_MPI_CHECK(mpi::environment::thread_level() >= mpi::threading::single, failed);
BOOST_MPI_CHECK(mpi::environment::thread_level() <= mpi::threading::multiple, failed);
return failed;
}
int main()
{
int failed = 0;
mpi::environment env;
mpi::communicator comm;
BOOST_MPI_COUNT_FAILED(test_mt_init("single"), failed);
BOOST_MPI_COUNT_FAILED(test_mt_init("funneled"), failed);
BOOST_MPI_COUNT_FAILED(test_mt_init("serialized"), failed);
BOOST_MPI_COUNT_FAILED(test_mt_init("multiple"), failed);
return failed;
}