ceph/src/boost/libs/process/test/bind_stdout_stderr.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/error.hpp>
  15 #include <boost/process/io.hpp>
  16 #include <boost/process/child.hpp>
  17 #include <boost/process/exe.hpp>
  18 #include <boost/process/args.hpp>
  19 #include <boost/process/async_pipe.hpp>
  20
  21 #include <system_error>
  22
  23 #include <boost/system/error_code.hpp>
  24
  25 #include <boost/asio.hpp>
  26 #include <boost/algorithm/string/predicate.hpp>
  27 #include <string>
  28 #include <istream>
  29 #if defined(BOOST_WINDOWS_API)
  30 #   include <windows.h>
  31 typedef boost::asio::windows::stream_handle pipe_end;
  32 #elif defined(BOOST_POSIX_API)
  33 typedef boost::asio::posix::stream_descriptor pipe_end;
  34 #endif
  35
  36 namespace bp = boost::process;
  37
  38 BOOST_AUTO_TEST_SUITE( bind_stdout_stderr );
  39
  40
  41 BOOST_AUTO_TEST_CASE(sync_io, *boost::unit_test::timeout(2))
  42 {
  43     using boost::unit_test::framework::master_test_suite;
  44
  45     bp::pipe p1;
  46     bp::pipe p2;
  47
  48     bp::ipstream is1;
  49     bp::ipstream is2;
  50
  51     std::error_code ec;
  52     bp::child c(
  53         master_test_suite().argv[1],
  54         "test", "--echo-stdout-stderr", "hello",
  55         bp::std_out>is1,
  56         bp::std_err>is2,
  57         ec
  58     );
  59     BOOST_REQUIRE(!ec);
  60
  61
  62
  63     std::string s;
  64     is1 >> s;
  65     BOOST_CHECK_EQUAL(s, "hello");
  66
  67     is2 >> s;
  68     BOOST_CHECK_EQUAL(s, "hello");
  69 }
  70
  71
  72 struct read_handler
  73 {
  74     boost::asio::streambuf &buffer_;
  75
  76     read_handler(boost::asio::streambuf &buffer) : buffer_(buffer) {}
  77
  78     void operator()(const boost::system::error_code &ec, std::size_t size)
  79     {
  80         BOOST_REQUIRE(!ec);
  81         std::istream is(&buffer_);
  82         std::string line;
  83         std::getline(is, line);
  84         BOOST_CHECK(boost::algorithm::starts_with(line, "abc"));
  85     }
  86 };
  87
  88 BOOST_AUTO_TEST_CASE(async_io, *boost::unit_test::timeout(2))
  89 {
  90     using boost::unit_test::framework::master_test_suite;
  91     boost::asio::io_context io_context;
  92
  93     bp::async_pipe p1(io_context);
  94     bp::async_pipe p2(io_context);
  95
  96     std::error_code ec;
  97     bp::child c(
  98         master_test_suite().argv[1],
  99         bp::args={"test", "--echo-stdout-stderr", "abc"},
 100         bp::std_out > p1,
 101         bp::std_err > p2,
 102         ec
 103     );
 104     BOOST_REQUIRE(!ec);
 105
 106     boost::asio::streambuf buffer1;
 107     boost::asio::async_read_until(p1, buffer1, '\n',
 108         read_handler(buffer1));
 109
 110     boost::asio::streambuf buffer2;
 111     boost::asio::async_read_until(p2, buffer2, '\n',
 112         read_handler(buffer2));
 113
 114     io_context.run();
 115 }
 116
 117 BOOST_AUTO_TEST_CASE(nul, *boost::unit_test::timeout(2))
 118 {
 119     using boost::unit_test::framework::master_test_suite;
 120     std::error_code ec;
 121     bp::child c(
 122         bp::exe(master_test_suite().argv[1]),
 123         bp::args+={"test", "--echo-stdout-stderr", "some string"},
 124         (bp::std_err & bp::std_out) > bp::null,
 125         ec
 126     );
 127     BOOST_REQUIRE(!ec);
 128
 129     c.wait();
 130     int exit_code = c.exit_code();
 131 #if defined(BOOST_WINDOWS_API)
 132     BOOST_CHECK_EQUAL(EXIT_SUCCESS, exit_code);
 133 #elif defined(BOOST_POSIX_API)
 134     BOOST_CHECK_EQUAL(EXIT_SUCCESS, exit_code);
 135 #endif
 136 }
 137
 138 BOOST_AUTO_TEST_SUITE_END();