ceph/src/boost/libs/spirit/test/karma/eps.cpp

   1 //  Copyright (c) 2001-2011 Hartmut Kaiser
   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 #include <boost/config/warning_disable.hpp>
   7 #include <boost/detail/lightweight_test.hpp>
   8
   9 #include <boost/spirit/include/karma_auxiliary.hpp>
  10 #include <boost/spirit/include/karma_char.hpp>
  11 #include <boost/spirit/include/karma_numeric.hpp>
  12 #include <boost/spirit/include/karma_generate.hpp>
  13 #include <boost/spirit/include/karma_operator.hpp>
  14 #include <boost/spirit/include/phoenix_core.hpp>
  15
  16 #include <iostream>
  17 #include "test.hpp"
  18
  19 int
  20 main()
  21 {
  22     using namespace spirit_test;
  23     using namespace boost::spirit;
  24
  25     {
  26         using namespace boost::spirit::ascii;
  27
  28         BOOST_TEST(test("", eps));
  29         BOOST_TEST(test_delimited(" ", eps, space));
  30
  31         BOOST_TEST(!test("", !eps));
  32         BOOST_TEST(!test_delimited(" ", !eps, space));
  33     }
  34
  35     {   // test direct argument
  36         using namespace boost::phoenix;
  37
  38         BOOST_TEST(test("", eps(true)));
  39         BOOST_TEST(!test("", eps(false)));
  40     }
  41
  42     {   // test action
  43         using namespace boost::phoenix;
  44
  45         BOOST_TEST(test("", eps(val(true))));
  46         BOOST_TEST(!test("", eps(val(false))));
  47     }
  48
  49     {   // test no delimiter when argument is false
  50         using namespace boost::spirit::ascii;
  51
  52         std::string generated;
  53         std::back_insert_iterator<std::string> outit(generated);
  54         BOOST_TEST(!karma::generate_delimited(outit, eps(false), space));
  55         BOOST_TEST(generated.empty());
  56     }
  57
  58     return boost::report_errors();
  59 }