ceph/src/boost/libs/spirit/test/qi/regression_binary_action.cpp

   1 /*=============================================================================
   2     Copyright (c) 2001-2011 Hartmut Kaiser
   3     Copyright (c) 2011 Matthias Born
   4
   5     Distributed under the Boost Software License, Version 1.0. (See accompanying
   6     file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
   7 ==============================================================================*/
   8 #include <boost/config/warning_disable.hpp>
   9 #include <boost/detail/lightweight_test.hpp>
  10 #include <boost/spirit/include/qi.hpp>
  11 #include <boost/spirit/include/phoenix.hpp>
  12 #include <boost/fusion/include/adapt_struct.hpp>
  13 #include "test.hpp"
  14
  15 int main()
  16 {
  17 // This test assumes a little endian architecture
  18 #ifdef BOOST_LITTLE_ENDIAN
  19     using spirit_test::test_attr;
  20     using boost::spirit::qi::rule;
  21     using boost::spirit::qi::locals;
  22     using boost::spirit::qi::little_word;
  23     using boost::spirit::qi::omit;
  24     using boost::spirit::qi::_1;
  25     using boost::spirit::qi::_a;
  26     using boost::spirit::qi::attr;
  27
  28     rule<char const*, short int(), locals<short int> > pass;
  29     pass = little_word;
  30
  31     rule<char const*, short int(), locals<short int> > pass_ugly;
  32     pass_ugly %= omit[little_word[_a=_1]] >> attr(_a);
  33
  34     rule<char const*, short int(), locals<short int> > fail;
  35     fail %= little_word[_a=_1];
  36
  37     short int us = 0;
  38     BOOST_TEST(test_attr("\x01\x02", pass, us) && us == 0x0201);
  39
  40     us = 0;
  41     BOOST_TEST(test_attr("\x01\x02", pass_ugly, us) && us == 0x0201);
  42
  43     us = 0;
  44     BOOST_TEST(test_attr("\x01\x02", fail, us) && us == 0x0201);
  45 #endif
  46     return boost::report_errors();
  47 }