mpi/test/mt_init_test.cpp
2019-10-22 12:37:51 +02:00

38 lines
985 B
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>
#define BOOST_TEST_MODULE mpi_mt_init
#include <boost/test/included/unit_test.hpp>
namespace mpi = boost::mpi;
void
test_mt_init(std::string s)
{
mpi::threading::level required = mpi::threading::level(-1);
std::istringstream in(s);
in >> required;
BOOST_CHECK(!in.bad());
BOOST_CHECK(mpi::environment::thread_level() >= mpi::threading::single);
BOOST_CHECK(mpi::environment::thread_level() <= mpi::threading::multiple);
}
BOOST_AUTO_TEST_CASE(mt_init)
{
mpi::environment env;
mpi::communicator comm;
test_mt_init("single");
test_mt_init("funneled");
test_mt_init("serialized");
test_mt_init("multiple");
}