ceph/src/boost/libs/process/test/extensions.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 <boost/process/error.hpp>
  14 #include <system_error>
  15 #include <boost/bind.hpp>
  16 #include <boost/ref.hpp>
  17 #include <boost/process/child.hpp>
  18 #include <boost/process/extend.hpp>
  19
  20
  21 namespace bp = boost::process;
  22
  23
  24 struct run_exe
  25 {
  26     std::string exe;
  27     template<typename T>
  28     void operator()(T &e) const
  29     {
  30         e.exe = exe.c_str();
  31     }
  32 };
  33
  34 struct  set_on_error
  35 {
  36     mutable std::error_code ec;
  37     template<typename T>
  38     void operator()(T &, const std::error_code & ec) const
  39     {
  40         this->ec = ec;
  41     }
  42 };
  43
  44 BOOST_AUTO_TEST_CASE(extensions)
  45 {
  46     using boost::unit_test::framework::master_test_suite;
  47
  48     run_exe re;
  49
  50     re.exe = master_test_suite().argv[1];
  51
  52     set_on_error se;
  53     std::error_code ec;
  54     bp::child c(
  55         "Wrong-Command",
  56         "test",
  57         bp::extend::on_setup=re,
  58         bp::extend::on_error=se,
  59         bp::ignore_error
  60     );
  61     BOOST_CHECK(!se.ec);
  62 }
  63
  64
  65 namespace ex = boost::process::extend;
  66
  67
  68 std::string st = "not called";
  69
  70 struct overload_handler : ex::handler
  71 {
  72     template <class Char, class Sequence>
  73     void on_setup(ex::windows_executor<Char, Sequence>& exec) const
  74     {
  75         st = "windows";
  76     }
  77     template <class Sequence>
  78     void on_setup(ex::posix_executor<Sequence>& exec) const
  79     {
  80         st = "posix";
  81     }
  82 };
  83
  84 BOOST_AUTO_TEST_CASE(overload)
  85 {
  86     bp::child c(
  87         overload_handler(),
  88         bp::ignore_error
  89     );
  90 #if defined(BOOST_WINDOWS_API)
  91     BOOST_CHECK_EQUAL(st, "windows");
  92 #else
  93     BOOST_CHECK_EQUAL(st, "posix");
  94 #endif
  95 }
  96
  97
  98