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

   1 /*=============================================================================
   2     Copyright (c) 2001-2010 Joel de Guzman
   3     Copyright (c) 2016 Frank Hein, maxence business consulting gmbh
   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/detail/lightweight_test.hpp>
   9 #include <boost/spirit/include/qi_operator.hpp>
  10 #include <boost/spirit/include/qi_char.hpp>
  11 #include <boost/spirit/include/qi_string.hpp>
  12 #include <boost/spirit/include/qi_numeric.hpp>
  13 #include <boost/spirit/include/qi_directive.hpp>
  14 #include <boost/spirit/include/qi_action.hpp>
  15 #include <boost/spirit/include/qi_nonterminal.hpp>
  16 #include <boost/spirit/include/qi_auxiliary.hpp>
  17 #include <boost/spirit/include/support_argument.hpp>
  18 #include <boost/fusion/include/vector.hpp>
  19 #include <boost/fusion/include/at.hpp>
  20 #include <boost/spirit/include/phoenix_core.hpp>
  21 #include <boost/spirit/include/phoenix_operator.hpp>
  22 #include <boost/spirit/include/phoenix_statement.hpp>
  23
  24 #include <string>
  25 #include <iostream>
  26 #include "test.hpp"
  27
  28 int
  29 main()
  30 {
  31     using namespace boost::spirit;
  32     using namespace boost::spirit::ascii;
  33     using spirit_test::test;
  34     using spirit_test::print_info;
  35     using boost::spirit::qi::expectation_failure;
  36
  37
  38     {
  39         try
  40         {
  41             BOOST_TEST((test("aa", expect[char_ >> char_])));
  42             BOOST_TEST((test("aaa", expect[char_ >> char_ >> char_('a')])));
  43             BOOST_TEST((test("xi", expect[char_('x') >> char_('i')])));
  44             BOOST_TEST((test("xin", expect[char_('x') >> char_('i') >> char_('n')])));
  45             BOOST_TEST((!test("xi", expect[char_('y')]))); // should throw!
  46         }
  47         catch (expectation_failure<char const*> const& x)
  48         {
  49             std::cout << "expected: "; print_info(x.what_);
  50             std::cout << "got: \"" << x.first << '"' << std::endl;
  51
  52             BOOST_TEST(boost::get<std::string>(x.what_.value) == "y");
  53             BOOST_TEST(std::string(x.first, x.last) == "xi");
  54         }
  55     }
  56
  57     {
  58         try
  59         {
  60             BOOST_TEST((!test("xi", expect[char_('x') >> char_('o')])));
  61         }
  62         catch (expectation_failure<char const*> const& x)
  63         {
  64             std::cout << "expected: "; print_info(x.what_);
  65             std::cout << "got: \"" << x.first << '"' << std::endl;
  66
  67             BOOST_TEST(std::string(x.first, x.last) == "xi");
  68             BOOST_TEST(x.what_.tag == "sequence");
  69         }
  70     }
  71
  72     {
  73         try
  74         {
  75             BOOST_TEST((!test(" x i", expect[char_('x') >> char_('o')], space)));
  76         }
  77         catch (expectation_failure<char const*> const& x)
  78         {
  79             std::cout << "expected: "; print_info(x.what_);
  80             std::cout << "got: \"" << x.first << '"' << std::endl;
  81
  82             BOOST_TEST(std::string(x.first, x.last) == " x i");
  83             BOOST_TEST(x.what_.tag == "sequence");
  84         }
  85     }
  86
  87     {
  88         try
  89         {
  90             BOOST_TEST((test(" a a", expect[char_ >> char_], space)));
  91             BOOST_TEST((test(" x i", expect[char_('x') >> char_('i')], space)));
  92             BOOST_TEST((!test(" x i", expect[char_('y')], space)));
  93         }
  94         catch (expectation_failure<char const*> const& x)
  95         {
  96             std::cout << "expected: "; print_info(x.what_);
  97             std::cout << "got: \"" << x.first << '"' << std::endl;
  98
  99             BOOST_TEST(boost::get<std::string>(x.what_.value) == "y");
 100             BOOST_TEST(std::string(x.first, x.last) == "x i");
 101         }
 102     }
 103
 104     {
 105         try
 106         {
 107             BOOST_TEST((test("aA", expect[no_case[char_('a') >> 'a']])));
 108             BOOST_TEST((test("BEGIN END", expect[no_case[lit("begin") >> "end"]], space)));
 109             BOOST_TEST((!test("BEGIN END", expect[no_case[lit("begin") >> "nend"]], space)));
 110         }
 111         catch (expectation_failure<char const*> const& x)
 112         {
 113             std::cout << "expected: "; print_info(x.what_);
 114             std::cout << "got: \"" << x.first << '"' << std::endl;
 115
 116             BOOST_TEST(x.what_.tag == "sequence");
 117             BOOST_TEST(std::string(x.first, x.last) == "BEGIN END");
 118         }
 119     }
 120
 121     {
 122         using boost::spirit::qi::rule;
 123         using boost::spirit::eps;
 124         rule<const wchar_t*, void(int)> r;
 125         r = expect[eps(_r1)];
 126     }
 127
 128     return boost::report_errors();
 129 }
 130