src/third_party/libc++/trunk/test/re/re.traits/lookup_classname.pass.cpp

   1 //===----------------------------------------------------------------------===//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file is dual licensed under the MIT and the University of Illinois Open
   6 // Source Licenses. See LICENSE.TXT for details.
   7 //
   8 //===----------------------------------------------------------------------===//
   9
  10 // <regex>
  11
  12 // template <class charT> struct regex_traits;
  13
  14 // template <class ForwardIterator>
  15 //   char_class_type
  16 //   lookup_classname(ForwardIterator first, ForwardIterator last,
  17 //                    bool icase = false) const;
  18
  19 #include <regex>
  20 #include <cassert>
  21 #include "test_iterators.h"
  22
  23 template <class char_type>
  24 void
  25 test(const char_type* A, std::ctype_base::mask expected, bool icase = false)
  26 {
  27     std::regex_traits<char_type> t;
  28     typedef forward_iterator<const char_type*> F;
  29     assert(t.lookup_classname(F(A), F(A + t.length(A)), icase) == expected);
  30 }
  31
  32 int main()
  33 {
  34     test("d", std::ctype_base::digit);
  35     test("D", std::ctype_base::digit);
  36     test("d", std::ctype_base::digit, true);
  37     test("D", std::ctype_base::digit, true);
  38
  39     test("w", std::regex_traits<char>::__regex_word | std::ctype_base::alnum
  40                       | std::ctype_base::upper | std::ctype_base::lower);
  41     test("W", std::regex_traits<char>::__regex_word | std::ctype_base::alnum
  42                       | std::ctype_base::upper | std::ctype_base::lower);
  43     test("w", std::regex_traits<char>::__regex_word | std::ctype_base::alnum
  44                       | std::ctype_base::upper | std::ctype_base::lower, true);
  45     test("W", std::regex_traits<char>::__regex_word | std::ctype_base::alnum
  46                       | std::ctype_base::upper | std::ctype_base::lower, true);
  47
  48     test("s", std::ctype_base::space);
  49     test("S", std::ctype_base::space);
  50     test("s", std::ctype_base::space, true);
  51     test("S", std::ctype_base::space, true);
  52
  53     test("alnum", std::ctype_base::alnum);
  54     test("AlNum", std::ctype_base::alnum);
  55     test("alnum", std::ctype_base::alnum, true);
  56     test("AlNum", std::ctype_base::alnum, true);
  57
  58     test("alpha", std::ctype_base::alpha);
  59     test("Alpha", std::ctype_base::alpha);
  60     test("alpha", std::ctype_base::alpha, true);
  61     test("Alpha", std::ctype_base::alpha, true);
  62
  63     test("blank", std::ctype_base::blank);
  64     test("Blank", std::ctype_base::blank);
  65     test("blank", std::ctype_base::blank, true);
  66     test("Blank", std::ctype_base::blank, true);
  67
  68     test("cntrl", std::ctype_base::cntrl);
  69     test("Cntrl", std::ctype_base::cntrl);
  70     test("cntrl", std::ctype_base::cntrl, true);
  71     test("Cntrl", std::ctype_base::cntrl, true);
  72
  73     test("digit", std::ctype_base::digit);
  74     test("Digit", std::ctype_base::digit);
  75     test("digit", std::ctype_base::digit, true);
  76     test("Digit", std::ctype_base::digit, true);
  77
  78     test("digit", std::ctype_base::digit);
  79     test("DIGIT", std::ctype_base::digit);
  80     test("digit", std::ctype_base::digit, true);
  81     test("Digit", std::ctype_base::digit, true);
  82
  83     test("graph", std::ctype_base::graph);
  84     test("GRAPH", std::ctype_base::graph);
  85     test("graph", std::ctype_base::graph, true);
  86     test("Graph", std::ctype_base::graph, true);
  87
  88     test("lower", std::ctype_base::lower);
  89     test("LOWER", std::ctype_base::lower);
  90     test("lower", std::ctype_base::lower | std::ctype_base::alpha, true);
  91     test("Lower", std::ctype_base::lower | std::ctype_base::alpha, true);
  92
  93     test("print", std::ctype_base::print);
  94     test("PRINT", std::ctype_base::print);
  95     test("print", std::ctype_base::print, true);
  96     test("Print", std::ctype_base::print, true);
  97
  98     test("punct", std::ctype_base::punct);
  99     test("PUNCT", std::ctype_base::punct);
 100     test("punct", std::ctype_base::punct, true);
 101     test("Punct", std::ctype_base::punct, true);
 102
 103     test("space", std::ctype_base::space);
 104     test("SPACE", std::ctype_base::space);
 105     test("space", std::ctype_base::space, true);
 106     test("Space", std::ctype_base::space, true);
 107
 108     test("upper", std::ctype_base::upper);
 109     test("UPPER", std::ctype_base::upper);
 110     test("upper", std::ctype_base::upper | std::ctype_base::alpha, true);
 111     test("Upper", std::ctype_base::upper | std::ctype_base::alpha, true);
 112
 113     test("xdigit", std::ctype_base::xdigit);
 114     test("XDIGIT", std::ctype_base::xdigit);
 115     test("xdigit", std::ctype_base::xdigit, true);
 116     test("Xdigit", std::ctype_base::xdigit, true);
 117
 118     test("dig", 0);
 119     test("", 0);
 120     test("digits", 0);
 121
 122     test(L"d", std::ctype_base::digit);
 123     test(L"D", std::ctype_base::digit);
 124     test(L"d", std::ctype_base::digit, true);
 125     test(L"D", std::ctype_base::digit, true);
 126
 127     test(L"w", std::regex_traits<wchar_t>::__regex_word | std::ctype_base::alnum
 128                       | std::ctype_base::upper | std::ctype_base::lower);
 129     test(L"W", std::regex_traits<wchar_t>::__regex_word | std::ctype_base::alnum
 130                       | std::ctype_base::upper | std::ctype_base::lower);
 131     test(L"w", std::regex_traits<wchar_t>::__regex_word | std::ctype_base::alnum
 132                       | std::ctype_base::upper | std::ctype_base::lower, true);
 133     test(L"W", std::regex_traits<wchar_t>::__regex_word | std::ctype_base::alnum
 134                       | std::ctype_base::upper | std::ctype_base::lower, true);
 135
 136     test(L"s", std::ctype_base::space);
 137     test(L"S", std::ctype_base::space);
 138     test(L"s", std::ctype_base::space, true);
 139     test(L"S", std::ctype_base::space, true);
 140
 141     test(L"alnum", std::ctype_base::alnum);
 142     test(L"AlNum", std::ctype_base::alnum);
 143     test(L"alnum", std::ctype_base::alnum, true);
 144     test(L"AlNum", std::ctype_base::alnum, true);
 145
 146     test(L"alpha", std::ctype_base::alpha);
 147     test(L"Alpha", std::ctype_base::alpha);
 148     test(L"alpha", std::ctype_base::alpha, true);
 149     test(L"Alpha", std::ctype_base::alpha, true);
 150
 151     test(L"blank", std::ctype_base::blank);
 152     test(L"Blank", std::ctype_base::blank);
 153     test(L"blank", std::ctype_base::blank, true);
 154     test(L"Blank", std::ctype_base::blank, true);
 155
 156     test(L"cntrl", std::ctype_base::cntrl);
 157     test(L"Cntrl", std::ctype_base::cntrl);
 158     test(L"cntrl", std::ctype_base::cntrl, true);
 159     test(L"Cntrl", std::ctype_base::cntrl, true);
 160
 161     test(L"digit", std::ctype_base::digit);
 162     test(L"Digit", std::ctype_base::digit);
 163     test(L"digit", std::ctype_base::digit, true);
 164     test(L"Digit", std::ctype_base::digit, true);
 165
 166     test(L"digit", std::ctype_base::digit);
 167     test(L"DIGIT", std::ctype_base::digit);
 168     test(L"digit", std::ctype_base::digit, true);
 169     test(L"Digit", std::ctype_base::digit, true);
 170
 171     test(L"graph", std::ctype_base::graph);
 172     test(L"GRAPH", std::ctype_base::graph);
 173     test(L"graph", std::ctype_base::graph, true);
 174     test(L"Graph", std::ctype_base::graph, true);
 175
 176     test(L"lower", std::ctype_base::lower);
 177     test(L"LOWER", std::ctype_base::lower);
 178     test(L"lower", std::ctype_base::lower | std::ctype_base::alpha, true);
 179     test(L"Lower", std::ctype_base::lower | std::ctype_base::alpha, true);
 180
 181     test(L"print", std::ctype_base::print);
 182     test(L"PRINT", std::ctype_base::print);
 183     test(L"print", std::ctype_base::print, true);
 184     test(L"Print", std::ctype_base::print, true);
 185
 186     test(L"punct", std::ctype_base::punct);
 187     test(L"PUNCT", std::ctype_base::punct);
 188     test(L"punct", std::ctype_base::punct, true);
 189     test(L"Punct", std::ctype_base::punct, true);
 190
 191     test(L"space", std::ctype_base::space);
 192     test(L"SPACE", std::ctype_base::space);
 193     test(L"space", std::ctype_base::space, true);
 194     test(L"Space", std::ctype_base::space, true);
 195
 196     test(L"upper", std::ctype_base::upper);
 197     test(L"UPPER", std::ctype_base::upper);
 198     test(L"upper", std::ctype_base::upper | std::ctype_base::alpha, true);
 199     test(L"Upper", std::ctype_base::upper | std::ctype_base::alpha, true);
 200
 201     test(L"xdigit", std::ctype_base::xdigit);
 202     test(L"XDIGIT", std::ctype_base::xdigit);
 203     test(L"xdigit", std::ctype_base::xdigit, true);
 204     test(L"Xdigit", std::ctype_base::xdigit, true);
 205
 206     test(L"dig", 0);
 207     test(L"", 0);
 208     test(L"digits", 0);
 209 }