ceph/src/boost/libs/process/test/vfork.cpp

   1 // Copyright (c) 2006, 2007 Julio M. Merino Vidal
   2 // Copyright (c) 2008 Ilya Sokolov, Boris Schaeling
   3 // Copyright (c) 2009 Boris Schaeling
   4 // Copyright (c) 2010 Felipe Tanus, Boris Schaeling
   5 // Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling
   6 //
   7 // Distributed under the Boost Software License, Version 1.0. (See accompanying
   8 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
   9
  10 #define BOOST_TEST_MAIN
  11 #define BOOST_TEST_IGNORE_SIGCHLD
  12 #include <boost/test/included/unit_test.hpp>
  13
  14 #include <boost/process.hpp>
  15 #include <boost/process/posix.hpp>
  16
  17 #include <system_error>
  18
  19
  20 #include <string>
  21 #include <sys/wait.h>
  22 #include <errno.h>
  23
  24 namespace bp = boost::process;
  25
  26 #if defined(BOOST_POSIX_HAS_VFORK)
  27
  28 BOOST_AUTO_TEST_CASE(bind_fd, *boost::unit_test::timeout(2))
  29 {
  30     using boost::unit_test::framework::master_test_suite;
  31
  32     bp::pipe p;
  33
  34     std::error_code ec;
  35     bp::child c(
  36         master_test_suite().argv[1],
  37         "test", "--posix-echo-one", "3", "hello",
  38         bp::posix::fd.bind(3, p.native_sink()),
  39         bp::posix::use_vfork,
  40         ec
  41     );
  42     BOOST_CHECK(!ec);
  43
  44
  45     bp::ipstream is(std::move(p));
  46
  47     std::string s;
  48     is >> s;
  49     BOOST_CHECK_EQUAL(s, "hello");
  50 }
  51
  52 BOOST_AUTO_TEST_CASE(execve_set_on_error, *boost::unit_test::timeout(2))
  53 {
  54     std::error_code ec;
  55     bp::spawn(
  56         "doesnt-exist",
  57         bp::posix::use_vfork,
  58         ec
  59     );
  60     BOOST_CHECK(ec);
  61     BOOST_CHECK_EQUAL(ec.value(), ENOENT);
  62 }
  63
  64 BOOST_AUTO_TEST_CASE(execve_throw_on_error, *boost::unit_test::timeout(2))
  65 {
  66     try
  67     {
  68         bp::spawn("doesnt-exist", bp::posix::use_vfork);
  69         BOOST_CHECK(false);
  70     }
  71     catch (std::system_error &e)
  72     {
  73         BOOST_CHECK(e.code());
  74         BOOST_CHECK_EQUAL(e.code().value(), ENOENT);
  75     }
  76 }
  77
  78 #else
  79 BOOST_AUTO_TEST_CASE(dummy) {}
  80 #endif