libstdc++-v3/testsuite/28_regex/algorithms/regex_match/ecma/wchar_t/63199.cc

   1 // { dg-do run { target c++11 } }
   2 // { dg-timeout-factor 3 }
   3
   4 //
   5 // Copyright (C) 2014-2024 Free Software Foundation, Inc.
   6 //
   7 // This file is part of the GNU ISO C++ Library.  This library is free
   8 // software; you can redistribute it and/or modify it under the
   9 // terms of the GNU General Public License as published by the
  10 // Free Software Foundation; either version 3, or (at your option)
  11 // any later version.
  12 //
  13 // This library is distributed in the hope that it will be useful,
  14 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 // GNU General Public License for more details.
  17 //
  18 // You should have received a copy of the GNU General Public License along
  19 // with this library; see the file COPYING3.  If not see
  20 // <http://www.gnu.org/licenses/>.
  21
  22 #include <regex>
  23 #include <testsuite_hooks.h>
  24 #include <testsuite_regex.h>
  25
  26 using namespace __gnu_test;
  27 using namespace std;
  28
  29 // libstdc++/63199
  30 void
  31 test01()
  32 {
  33   std::setlocale(LC_ALL, "");
  34
  35   std::wstring current_token(L"II.");
  36
  37   std::vector<std::wregex> regex_vector;
  38
  39   for (int i = 0; i < 4; ++i)
  40   {
  41     std::regex_constants::syntax_option_type flag;
  42     flag = std::regex_constants::ECMAScript | std::regex_constants::icase;
  43
  44     std::wregex reg;
  45     reg.imbue(std::locale(""));
  46     reg.assign(L"^(M*(?:CM|DC{1,3}|D|CD|C{1,3}){0,1}(?:XC|LX{1,3}|L|XL|X{1,3}){0,1}(?:IX|VI{0,3}|IV|I{1,3}){0,1}\\.)$", flag);
  47
  48     regex_vector.emplace_back(reg);
  49   }
  50
  51   for (auto cit = regex_vector.cbegin(); cit != regex_vector.cend(); ++cit)
  52   {
  53     std::wstring::const_iterator it1 = current_token.begin();
  54     std::wstring::const_iterator it2 = current_token.end();
  55     std::wsmatch current_token_match;
  56
  57     regex_match_debug(it1, it2, current_token_match, *cit);
  58     VERIFY(current_token_match[0] == current_token);
  59     VERIFY(current_token_match[1] == current_token);
  60   }
  61 }
  62
  63 int
  64 main()
  65 {
  66   test01();
  67   return 0;
  68 }