text: //  Copyright (c) 2001-2011 Hartmut Kaiser
  // 
  //  Distributed under the Boost Software License, Version 1.0. (See accompanying 
  //  file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
  
  #include <boost/config/warning_disable.hpp>
  #include <boost/detail/lightweight_test.hpp>
  
  #include <boost/spirit/include/karma_auxiliary.hpp>
  #include <boost/spirit/include/karma_char.hpp>
  #include <boost/spirit/include/karma_numeric.hpp>
  #include <boost/spirit/include/karma_generate.hpp>
  #include <boost/spirit/include/karma_operator.hpp>
  #include <boost/spirit/include/phoenix_core.hpp>
  
  #include <iostream>
  #include "test.hpp"
  
  int
  main()
  {
      using namespace spirit_test;
      using namespace boost::spirit;
  
      {
          using namespace boost::spirit::ascii;
  
          BOOST_TEST(test("", eps));
          BOOST_TEST(test_delimited(" ", eps, space));
  
          BOOST_TEST(!test("", !eps));
          BOOST_TEST(!test_delimited(" ", !eps, space));
      }
  
      {   // test direct argument
          using namespace boost::phoenix;
  
          BOOST_TEST(test("", eps(true)));
          BOOST_TEST(!test("", eps(false)));
      }
  
      {   // test action
          using namespace boost::phoenix;
  
          BOOST_TEST(test("", eps(val(true))));
          BOOST_TEST(!test("", eps(val(false))));
      }
  
      {   // test no delimiter when argument is false
          using namespace boost::spirit::ascii;
  
          std::string generated;
          std::back_insert_iterator<std::string> outit(generated);
          BOOST_TEST(!karma::generate_delimited(outit, eps(false), space));
          BOOST_TEST(generated.empty());
      }
  
      return boost::report_errors();
  }
  