src/boost/tools/cmake/test/iostreams/test_fd.cpp


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// Copyright 2021 Peter Dimov
// Distributed under 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

#include <boost/iostreams/device/file_descriptor.hpp>
#include <boost/iostreams/device/back_inserter.hpp>
#include <boost/iostreams/copy.hpp>
#include <boost/core/lightweight_test.hpp>

namespace io = boost::iostreams;

int main()
{
    io::file_descriptor_source fs( "test.txt" );

    std::string s;
    io::copy( fs, io::back_inserter( s ) );

    BOOST_TEST( s == "=== reference output ===" );

    return boost::report_errors();
}