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

   1 // Copyright (c) 2016 Klemens D. Morgenstern
   2 //
   3 // Distributed under the Boost Software License, Version 1.0. (See accompanying
   4 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
   5
   6 #define BOOST_TEST_MAIN
   7 #define BOOST_TEST_IGNORE_SIGCHLD
   8 #include <boost/test/included/unit_test.hpp>
   9
  10 #include <boost/process/error.hpp>
  11 #include <boost/process/io.hpp>
  12 #include <boost/process/async.hpp>
  13 #include <boost/process/child.hpp>
  14 #include <boost/process/async_system.hpp>
  15
  16 #include <string>
  17 #include <boost/asio/io_context.hpp>
  18 #include <boost/asio/spawn.hpp>
  19 #include <boost/asio/coroutine.hpp>
  20 #include <boost/asio/use_future.hpp>
  21 #include <boost/asio/yield.hpp>
  22
  23 #include <vector>
  24 #include <array>
  25
  26 namespace bp = boost::process;
  27 BOOST_AUTO_TEST_CASE(stackful, *boost::unit_test::timeout(15))
  28 {
  29     using boost::unit_test::framework::master_test_suite;
  30
  31     bool did_something_else = false;
  32
  33     boost::asio::io_context ios;
  34     auto stackful =
  35             [&](boost::asio::yield_context yield_)
  36             {
  37                 int ret =
  38                     bp::async_system(
  39                         ios, yield_,
  40                         master_test_suite().argv[1],
  41                         "test", "--exit-code", "123");
  42
  43                 BOOST_CHECK_EQUAL(ret, 123);
  44                 BOOST_CHECK(did_something_else);
  45             };
  46
  47     boost::asio::spawn(ios, stackful);
  48     ios.post([&]{did_something_else = true;});
  49
  50     ios.run();
  51     BOOST_CHECK(did_something_else);
  52 }
  53
  54 BOOST_AUTO_TEST_CASE(stackful_except, *boost::unit_test::timeout(15))
  55 {
  56     using boost::unit_test::framework::master_test_suite;
  57
  58     bool did_something_else = false;
  59
  60     boost::asio::io_context ios;
  61     auto stackful =
  62             [&](boost::asio::yield_context yield_)
  63             {
  64
  65                 BOOST_CHECK_THROW(
  66                     bp::async_system(
  67                         ios, yield_,
  68                         "none-existing-exe"), boost::system::system_error);
  69
  70                 BOOST_CHECK(did_something_else);
  71             };
  72
  73     boost::asio::spawn(ios, stackful);
  74     ios.post([&]{did_something_else = true;});
  75     ios.run();
  76
  77     BOOST_CHECK(did_something_else);
  78 }
  79
  80
  81 BOOST_AUTO_TEST_CASE(stackful_error, *boost::unit_test::timeout(15))
  82 {
  83     using boost::unit_test::framework::master_test_suite;
  84
  85     bool did_something_else = false;
  86
  87     boost::asio::io_context ios;
  88     auto stackful =
  89             [&](boost::asio::yield_context yield_)
  90             {
  91                 boost::system::error_code ec;
  92                 auto ret =
  93                     bp::async_system(
  94                         ios, yield_[ec],
  95                         "none-existing-exe");
  96
  97                 BOOST_CHECK(ec);
  98                 BOOST_CHECK_EQUAL(ret, -1);
  99                 BOOST_CHECK(did_something_else);
 100             };
 101
 102     boost::asio::spawn(ios, stackful);
 103     ios.post([&]{did_something_else = true;});
 104     ios.run();
 105
 106     BOOST_CHECK(did_something_else);
 107 }