ceph/src/boost/libs/spirit/test/karma/char2.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 //#define KARMA_FAIL_COMPILATION
   7
   8 #include <boost/config/warning_disable.hpp>
   9 #include <boost/detail/lightweight_test.hpp>
  10
  11 #include <boost/spirit/include/karma_char.hpp>
  12 #include <boost/spirit/include/karma_generate.hpp>
  13 #include <boost/spirit/include/karma_action.hpp>
  14 #include <boost/spirit/include/karma_phoenix_attributes.hpp>
  15
  16 #include <boost/spirit/include/phoenix_core.hpp>
  17 #include <boost/spirit/include/phoenix_operator.hpp>
  18 #include <boost/spirit/include/phoenix_statement.hpp>
  19
  20 #include "test.hpp"
  21
  22 using namespace spirit_test;
  23
  24 ///////////////////////////////////////////////////////////////////////////////
  25 int
  26 main()
  27 {
  28     using namespace boost::spirit;
  29     using namespace boost::phoenix;
  30
  31     {
  32         using namespace boost::spirit::ascii;
  33
  34         BOOST_TEST(test(" ", space));
  35         BOOST_TEST(test(L" ", space));
  36         BOOST_TEST(!test("\t", space));
  37         BOOST_TEST(!test(L"\t", space));
  38
  39         BOOST_TEST(test(" ", space, ' '));
  40         BOOST_TEST(test(L" ", space, L' '));
  41         BOOST_TEST(test("\t", space, '\t'));
  42         BOOST_TEST(test(L"\t", space, L'\t'));
  43
  44         BOOST_TEST(!test("", space, 'x'));
  45         BOOST_TEST(!test(L"", space, L'x'));
  46
  47         BOOST_TEST(!test(" ", ~space, ' '));
  48         BOOST_TEST(!test(L" ", ~space, L' '));
  49
  50         BOOST_TEST(test("x", ~space, 'x'));
  51         BOOST_TEST(test(L"x", ~space, L'x'));
  52     }
  53
  54     {
  55         using namespace boost::spirit::standard_wide;
  56
  57         BOOST_TEST(test(" ", space));
  58         BOOST_TEST(test(L" ", space));
  59         BOOST_TEST(!test("\t", space));
  60         BOOST_TEST(!test(L"\t", space));
  61
  62         BOOST_TEST(test(" ", space, ' '));
  63         BOOST_TEST(test(L" ", space, L' '));
  64         BOOST_TEST(test("\t", space, '\t'));
  65         BOOST_TEST(test(L"\t", space, L'\t'));
  66
  67         BOOST_TEST(!test("", space, 'x'));
  68         BOOST_TEST(!test(L"", space, L'x'));
  69     }
  70
  71     {
  72         using namespace boost::spirit::ascii;
  73
  74         BOOST_TEST(test_delimited("x ", 'x', ' '));
  75         BOOST_TEST(test_delimited(L"x ", L'x', L' '));
  76         BOOST_TEST(!test_delimited("x ", 'y', ' '));
  77         BOOST_TEST(!test_delimited(L"x ", L'y', L' '));
  78
  79         BOOST_TEST(test_delimited("x ", 'x', ' '));
  80         BOOST_TEST(test_delimited(L"x ", L'x', L' '));
  81         BOOST_TEST(!test_delimited("x ", 'y', ' '));
  82         BOOST_TEST(!test_delimited(L"x ", L'y', L' '));
  83
  84         BOOST_TEST(test_delimited("x ", char_, 'x', ' '));
  85         BOOST_TEST(test_delimited(L"x ", char_, L'x', L' '));
  86         BOOST_TEST(!test_delimited("x ", char_, 'y', ' '));
  87         BOOST_TEST(!test_delimited(L"x ", char_, L'y', L' '));
  88
  89         BOOST_TEST(test_delimited("x ", char_('x'), ' '));
  90         BOOST_TEST(!test_delimited("x ", char_('y'), ' '));
  91
  92         BOOST_TEST(test_delimited("x ", char_('x'), 'x', ' '));
  93         BOOST_TEST(!test_delimited("", char_('y'), 'x', ' '));
  94
  95         BOOST_TEST(test_delimited("x ", char_("x"), ' '));
  96
  97 #if defined(KARMA_FAIL_COMPILATION)
  98         BOOST_TEST(test_delimited("x ", char_, ' '));   // anychar without a parameter doesn't make any sense
  99 #endif
 100     }
 101
 102     {   // pre-delimiting
 103         {
 104             std::string generated;
 105             std::back_insert_iterator<std::string> it(generated);
 106             BOOST_TEST(karma::generate_delimited(it, '_', '^'
 107               , karma::delimit_flag::predelimit));
 108             BOOST_TEST(generated == "^_^");
 109         }
 110         {
 111             using namespace boost::spirit::standard_wide;
 112             std::basic_string<wchar_t> generated;
 113             std::back_insert_iterator<std::basic_string<wchar_t> > it(generated);
 114             BOOST_TEST(karma::generate_delimited(it, char_, L'.'
 115               , karma::delimit_flag::predelimit, L'x'));
 116             BOOST_TEST(generated == L".x.");
 117         }
 118     }
 119
 120     // action tests
 121     {
 122         using namespace boost::spirit::ascii;
 123
 124         BOOST_TEST(test("x", char_[_1 = val('x')]));
 125         BOOST_TEST(!test("x", char_[_1 = val('y')]));
 126     }
 127
 128 // we support Phoenix attributes only starting with V2.2
 129 #if SPIRIT_VERSION >= 0x2020
 130     // yes, we can use phoenix expressions as attributes as well
 131     // but only if we include karma_phoenix_attributes.hpp
 132     {
 133         namespace ascii = boost::spirit::ascii;
 134         namespace phoenix = boost::phoenix;
 135
 136         BOOST_TEST(test("x", ascii::char_, phoenix::val('x')));
 137
 138         char c = 'x';
 139         BOOST_TEST(test("x", ascii::char_, phoenix::ref(c)));
 140         BOOST_TEST(test("y", ascii::char_, ++phoenix::ref(c)));
 141     }
 142 #endif
 143
 144     {
 145         namespace ascii = boost::spirit::ascii;
 146         namespace wide = boost::spirit::standard_wide;
 147
 148         boost::optional<char> v ('x');
 149         boost::optional<wchar_t> w (L'x');
 150
 151         BOOST_TEST(test("x", ascii::char_, v));
 152         BOOST_TEST(test(L"x", wide::char_, w));
 153         BOOST_TEST(test("x", ascii::char_('x'), v));
 154         BOOST_TEST(test(L"x", wide::char_(L'x'), w));
 155         BOOST_TEST(!test("", ascii::char_('y'), v));
 156         BOOST_TEST(!test(L"", wide::char_(L'y'), w));
 157     }
 158
 159     return boost::report_errors();
 160 }