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
  35 struct  set_on_error
  36 {
  37     mutable std::error_code ec;
  38     template<typename T>
  39     void operator()(T &, const std::error_code & ec) const
  40     {
  41         this->ec = ec;
  42     }
  43 };
  44
  45 BOOST_AUTO_TEST_CASE(extensions)
  46 {
  47     using boost::unit_test::framework::master_test_suite;
  48
  49     run_exe re;
  50
  51     re.exe = master_test_suite().argv[1];
  52
  53     set_on_error se;
  54     std::error_code ec;
  55     bp::child c(
  56         "Wrong-Command",
  57         "test",
  58         bp::extend::on_setup=re,
  59         bp::extend::on_error=se,
  60         bp::ignore_error
  61     );
  62     BOOST_CHECK(!se.ec);
  63 }
  64
  65
  66 namespace ex = boost::process::extend;
  67
  68
  69 std::string st = "not called";
  70
  71 struct overload_handler : ex::handler
  72 {
  73     template <class Char, class Sequence>
  74     void on_setup(ex::windows_executor<Char, Sequence>& exec) const
  75     {
  76         st = "windows";
  77         const char* env = exec.env;
  78     }
  79     template <class Sequence>
  80     void on_setup(ex::posix_executor<Sequence>& exec) const
  81     {
  82         st = "posix";
  83         char** env = exec.env;
  84     }
  85 };
  86
  87 BOOST_AUTO_TEST_CASE(overload)
  88 {
  89     bp::child c(
  90         overload_handler(),
  91         bp::ignore_error
  92     );
  93 #if defined(BOOST_WINDOWS_API)
  94     BOOST_CHECK_EQUAL(st, "windows");
  95 #else
  96     BOOST_CHECK_EQUAL(st, "posix");
  97 #endif
  98 }
  99
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