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_operator.hpp>
  11 #include <boost/spirit/include/qi_char.hpp>
  12 #include <boost/spirit/include/qi_attr.hpp>
  13 #include <boost/spirit/include/qi_binary.hpp>
  14 #include <boost/spirit/include/qi_omit.hpp>
  15 #include <boost/spirit/include/qi_nonterminal.hpp>
  16 #include <boost/spirit/include/qi_action.hpp>
  17 #include <boost/spirit/include/phoenix_core.hpp>
  18 #include <boost/spirit/include/phoenix_operator.hpp>
  19 #include <boost/fusion/include/adapt_struct.hpp>
  20 #include <boost/predef/other/endian.h>
  21 #include "test.hpp"
  22
  23 int main()
  24 {
  25 // This test assumes a little endian architecture
  26 #if BOOST_ENDIAN_LITTLE_BYTE
  27     using spirit_test::test_attr;
  28     using boost::spirit::qi::rule;
  29     using boost::spirit::qi::locals;
  30     using boost::spirit::qi::little_word;
  31     using boost::spirit::qi::omit;
  32     using boost::spirit::qi::_1;
  33     using boost::spirit::qi::_a;
  34     using boost::spirit::qi::attr;
  35
  36     rule<char const*, short int(), locals<short int> > pass;
  37     pass = little_word;
  38
  39     rule<char const*, short int(), locals<short int> > pass_ugly;
  40     pass_ugly %= omit[little_word[_a=_1]] >> attr(_a);
  41
  42     rule<char const*, short int(), locals<short int> > fail;
  43     fail %= little_word[_a=_1];
  44
  45     short int us = 0;
  46     BOOST_TEST(test_attr("\x01\x02", pass, us) && us == 0x0201);
  47
  48     us = 0;
  49     BOOST_TEST(test_attr("\x01\x02", pass_ugly, us) && us == 0x0201);
  50
  51     us = 0;
  52     BOOST_TEST(test_attr("\x01\x02", fail, us) && us == 0x0201);
  53 #endif
  54     return boost::report_errors();
  55 }