EQ2EMu/EQ2/source/depends/boost_1_72_0/libs/process/test/vfork.cpp

// Copyright (c) 2006, 2007 Julio M. Merino Vidal
// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling
// Copyright (c) 2009 Boris Schaeling
// Copyright (c) 2010 Felipe Tanus, Boris Schaeling
// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling
//
// 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)

#define BOOST_TEST_MAIN
#define BOOST_TEST_IGNORE_SIGCHLD
#include <boost/test/included/unit_test.hpp>

#include <boost/process.hpp>
#include <boost/process/posix.hpp>

#include <system_error>


#include <string>
#include <sys/wait.h>
#include <errno.h>

namespace bp = boost::process;

#if defined(BOOST_POSIX_HAS_VFORK)

BOOST_AUTO_TEST_CASE(bind_fd, *boost::unit_test::timeout(2))
{
    using boost::unit_test::framework::master_test_suite;

    bp::pipe p;

    std::error_code ec;
    bp::child c(
        master_test_suite().argv[1],
        "test", "--posix-echo-one", "3", "hello",
        bp::posix::fd.bind(3, p.native_sink()),
        bp::posix::use_vfork,
        ec
    );
    BOOST_CHECK(!ec);


    bp::ipstream is(std::move(p));

    std::string s;
    is >> s;
    BOOST_CHECK_EQUAL(s, "hello");
}

BOOST_AUTO_TEST_CASE(execve_set_on_error, *boost::unit_test::timeout(2))
{
    std::error_code ec;
    bp::spawn(
        "doesnt-exist",
        bp::posix::use_vfork,
        ec
    );
    BOOST_CHECK(ec);
    BOOST_CHECK_EQUAL(ec.value(), ENOENT);
}

BOOST_AUTO_TEST_CASE(execve_throw_on_error, *boost::unit_test::timeout(2))
{
    try
    {
        bp::spawn("doesnt-exist", bp::posix::use_vfork);
        BOOST_CHECK(false);
    }
    catch (std::system_error &e)
    {
        BOOST_CHECK(e.code());
        BOOST_CHECK_EQUAL(e.code().value(), ENOENT);
    }
}

#else
BOOST_AUTO_TEST_CASE(dummy) {}
#endif