ceph/src/boost/libs/process/test/bind_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 #include <system_error>
  14
  15 #include <boost/asio.hpp>
  16 #include <boost/algorithm/string/predicate.hpp>
  17
  18 #include <boost/process/args.hpp>
  19 #include <boost/process/exe.hpp>
  20 #include <boost/process/error.hpp>
  21 #include <boost/process/io.hpp>
  22 #include <boost/process/child.hpp>
  23 #include <boost/process/async_pipe.hpp>
  24
  25 #include <boost/filesystem.hpp>
  26
  27 #include <string>
  28 #include <istream>
  29 #include <iostream>
  30 #include <cstdlib>
  31 #if defined(BOOST_WINDOWS_API)
  32 #   include <windows.h>
  33 typedef boost::asio::windows::stream_handle pipe_end;
  34 #elif defined(BOOST_POSIX_API)
  35 #   include <sys/wait.h>
  36 #   include <unistd.h>
  37 typedef boost::asio::posix::stream_descriptor pipe_end;
  38 #endif
  39
  40 namespace fs = boost::filesystem;
  41 namespace bp = boost::process;
  42
  43 BOOST_AUTO_TEST_CASE(sync_io, *boost::unit_test::timeout(2))
  44 {
  45     using boost::unit_test::framework::master_test_suite;
  46
  47
  48     bp::ipstream is;
  49
  50     std::error_code ec;
  51     bp::child c(
  52         master_test_suite().argv[1],
  53         bp::args={"test", "--echo-stderr", "hello"},
  54         bp::std_err>is,
  55         ec
  56     );
  57     BOOST_REQUIRE(!ec);
  58
  59     std::string s;
  60     is >> s;
  61     BOOST_CHECK_EQUAL(s, "hello");
  62 }
  63
  64 struct read_handler
  65 {
  66     boost::asio::streambuf &buffer_;
  67
  68     read_handler(boost::asio::streambuf &buffer) : buffer_(buffer) {}
  69
  70     void operator()(const boost::system::error_code &ec, std::size_t size)
  71     {
  72         BOOST_REQUIRE(!ec);
  73         std::istream is(&buffer_);
  74         std::string line;
  75         std::getline(is, line);
  76         BOOST_CHECK(boost::algorithm::starts_with(line, "abc"));
  77     }
  78 };
  79
  80 BOOST_AUTO_TEST_CASE(async_io, *boost::unit_test::timeout(2))
  81 {
  82     using boost::unit_test::framework::master_test_suite;
  83     boost::asio::io_context io_context;
  84
  85     bp::async_pipe p(io_context);
  86     std::error_code ec;
  87     bp::child c(
  88             bp::exe=master_test_suite().argv[1],
  89             bp::args+="test",
  90             bp::args+={"--echo-stderr", "abc"},
  91             bp::std_err>p,
  92             ec
  93         );
  94     BOOST_REQUIRE(!ec);
  95
  96
  97     boost::asio::streambuf buffer;
  98     boost::asio::async_read_until(p, buffer, '\n', read_handler(buffer));
  99
 100     io_context.run();
 101 }
 102
 103 BOOST_AUTO_TEST_CASE(nul, *boost::unit_test::timeout(2))
 104 {
 105     using boost::unit_test::framework::master_test_suite;
 106     std::error_code ec;
 107     bp::child c(
 108         bp::exe(master_test_suite().argv[1]),
 109         bp::args+={"test", "--is-nul-stderr"},
 110         bp::std_err>bp::null,
 111         ec
 112     );
 113     BOOST_REQUIRE(!ec);
 114
 115     c.wait();
 116     int exit_code = c.exit_code();
 117 #if defined(BOOST_WINDOWS_API)
 118     BOOST_CHECK_EQUAL(EXIT_SUCCESS, exit_code);
 119 #elif defined(BOOST_POSIX_API)
 120     BOOST_CHECK_EQUAL(EXIT_SUCCESS, exit_code);
 121 #endif
 122 }
 123
 124
 125 BOOST_AUTO_TEST_CASE(file_io, *boost::unit_test::timeout(2))
 126 {
 127     using boost::unit_test::framework::master_test_suite;
 128
 129     fs::path pth =
 130             fs::path(master_test_suite().argv[1]).parent_path() / "std_err_log_file.txt";
 131
 132
 133     std::error_code ec;
 134     bp::child c(
 135         master_test_suite().argv[1],
 136         bp::args={"test", "--echo-stderr", "hello"},
 137         bp::std_err>pth,
 138         ec
 139     );
 140     BOOST_REQUIRE(!ec);
 141
 142     c.wait();
 143     {
 144         fs::ifstream is{pth};
 145
 146         std::string s;
 147         is >> s;
 148         BOOST_CHECK_EQUAL(s, "hello");
 149     }
 150     boost::filesystem::remove(pth);
 151
 152 }