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_CASE(sync_io, *boost::unit_test::timeout(2))
  39 {
  40     using boost::unit_test::framework::master_test_suite;
  41
  42     bp::pipe p1;
  43     bp::pipe p2;
  44
  45     bp::ipstream is1;
  46     bp::ipstream is2;
  47
  48     std::error_code ec;
  49     bp::child c(
  50         master_test_suite().argv[1],
  51         "test", "--echo-stdout-stderr", "hello",
  52         bp::std_out>is1,
  53         bp::std_err>is2,
  54         ec
  55     );
  56     BOOST_REQUIRE(!ec);
  57
  58
  59
  60     std::string s;
  61     is1 >> s;
  62     BOOST_CHECK_EQUAL(s, "hello");
  63
  64     is2 >> s;
  65     BOOST_CHECK_EQUAL(s, "hello");
  66 }
  67
  68
  69 struct read_handler
  70 {
  71     boost::asio::streambuf &buffer_;
  72
  73     read_handler(boost::asio::streambuf &buffer) : buffer_(buffer) {}
  74
  75     void operator()(const boost::system::error_code &ec, std::size_t size)
  76     {
  77         BOOST_REQUIRE(!ec);
  78         std::istream is(&buffer_);
  79         std::string line;
  80         std::getline(is, line);
  81         BOOST_CHECK(boost::algorithm::starts_with(line, "abc"));
  82     }
  83 };
  84
  85 BOOST_AUTO_TEST_CASE(async_io, *boost::unit_test::timeout(2))
  86 {
  87     using boost::unit_test::framework::master_test_suite;
  88     boost::asio::io_context io_context;
  89
  90     bp::async_pipe p1(io_context);
  91     bp::async_pipe p2(io_context);
  92
  93     std::error_code ec;
  94     bp::child c(
  95         master_test_suite().argv[1],
  96         bp::args={"test", "--echo-stdout-stderr", "abc"},
  97         bp::std_out > p1,
  98         bp::std_err > p2,
  99         ec
 100     );
 101     BOOST_REQUIRE(!ec);
 102
 103     boost::asio::streambuf buffer1;
 104     boost::asio::async_read_until(p1, buffer1, '\n',
 105         read_handler(buffer1));
 106
 107     boost::asio::streambuf buffer2;
 108     boost::asio::async_read_until(p2, buffer2, '\n',
 109         read_handler(buffer2));
 110
 111     io_context.run();
 112 }
 113
 114 BOOST_AUTO_TEST_CASE(nul, *boost::unit_test::timeout(2))
 115 {
 116     using boost::unit_test::framework::master_test_suite;
 117     std::error_code ec;
 118     bp::child c(
 119         bp::exe(master_test_suite().argv[1]),
 120         bp::args+={"test", "--echo-stdout-stderr", "some string"},
 121         (bp::std_err & bp::std_out) > bp::null,
 122         ec
 123     );
 124     BOOST_REQUIRE(!ec);
 125
 126     c.wait();
 127     int exit_code = c.exit_code();
 128 #if defined(BOOST_WINDOWS_API)
 129     BOOST_CHECK_EQUAL(EXIT_SUCCESS, exit_code);
 130 #elif defined(BOOST_POSIX_API)
 131     BOOST_CHECK_EQUAL(EXIT_SUCCESS, exit_code);
 132 #endif
 133 }