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 BOOST_AUTO_TEST_SUITE( bind_stderr );
  43
  44 BOOST_AUTO_TEST_CASE(sync_io, *boost::unit_test::timeout(2))
  45 {
  46     using boost::unit_test::framework::master_test_suite;
  47
  48
  49     bp::ipstream is;
  50
  51     std::error_code ec;
  52     bp::child c(
  53         master_test_suite().argv[1],
  54         bp::args={"test", "--echo-stderr", "hello"},
  55         bp::std_err>is,
  56         ec
  57     );
  58     BOOST_REQUIRE(!ec);
  59
  60     std::string s;
  61     is >> s;
  62     BOOST_CHECK_EQUAL(s, "hello");
  63 }
  64
  65 struct read_handler
  66 {
  67     boost::asio::streambuf &buffer_;
  68
  69     read_handler(boost::asio::streambuf &buffer) : buffer_(buffer) {}
  70
  71     void operator()(const boost::system::error_code &ec, std::size_t size)
  72     {
  73         BOOST_REQUIRE(!ec);
  74         std::istream is(&buffer_);
  75         std::string line;
  76         std::getline(is, line);
  77         BOOST_CHECK(boost::algorithm::starts_with(line, "abc"));
  78     }
  79 };
  80
  81 BOOST_AUTO_TEST_CASE(async_io, *boost::unit_test::timeout(2))
  82 {
  83     using boost::unit_test::framework::master_test_suite;
  84     boost::asio::io_context io_context;
  85
  86     bp::async_pipe p(io_context);
  87     std::error_code ec;
  88     bp::child c(
  89             bp::exe=master_test_suite().argv[1],
  90             bp::args+="test",
  91             bp::args+={"--echo-stderr", "abc"},
  92             bp::std_err>p,
  93             ec
  94         );
  95     BOOST_REQUIRE(!ec);
  96
  97
  98     boost::asio::streambuf buffer;
  99     boost::asio::async_read_until(p, buffer, '\n', read_handler(buffer));
 100
 101     io_context.run();
 102 }
 103
 104 BOOST_AUTO_TEST_CASE(nul, *boost::unit_test::timeout(2))
 105 {
 106     using boost::unit_test::framework::master_test_suite;
 107     std::error_code ec;
 108     bp::child c(
 109         bp::exe(master_test_suite().argv[1]),
 110         bp::args+={"test", "--is-nul-stderr"},
 111         bp::std_err>bp::null,
 112         ec
 113     );
 114     BOOST_REQUIRE(!ec);
 115
 116     c.wait();
 117     int exit_code = c.exit_code();
 118 #if defined(BOOST_WINDOWS_API)
 119     BOOST_CHECK_EQUAL(EXIT_SUCCESS, exit_code);
 120 #elif defined(BOOST_POSIX_API)
 121     BOOST_CHECK_EQUAL(EXIT_SUCCESS, exit_code);
 122 #endif
 123 }
 124
 125
 126 BOOST_AUTO_TEST_CASE(file_io, *boost::unit_test::timeout(2))
 127 {
 128     using boost::unit_test::framework::master_test_suite;
 129
 130     fs::path pth =
 131             fs::path(master_test_suite().argv[1]).parent_path() / "std_err_log_file.txt";
 132
 133
 134     std::error_code ec;
 135     bp::child c(
 136         master_test_suite().argv[1],
 137         bp::args={"test", "--echo-stderr", "hello"},
 138         bp::std_err>pth,
 139         ec
 140     );
 141     BOOST_REQUIRE(!ec);
 142
 143     c.wait();
 144     {
 145         fs::ifstream is{pth};
 146
 147         std::string s;
 148         is >> s;
 149         BOOST_CHECK_EQUAL(s, "hello");
 150     }
 151     boost::filesystem::remove(pth);
 152
 153 }
 154
 155 BOOST_AUTO_TEST_SUITE_END();