libstdc++-v3/testsuite/28_regex/iterators/regex_iterator/wchar_t/string_02.cc

   1 // { dg-do run { target c++11 } }
   2 // { dg-timeout-factor 2 }
   3 // { dg-require-namedlocale "en_US.UTF-8" }
   4
   5 //
   6 // 2013-09-05  Tim Shen <timshen91@gmail.com>
   7 //
   8 // Copyright (C) 2013-2023 Free Software Foundation, Inc.
   9 //
  10 // This file is part of the GNU ISO C++ Library.  This library is free
  11 // software; you can redistribute it and/or modify it under the
  12 // terms of the GNU General Public License as published by the
  13 // Free Software Foundation; either version 3, or (at your option)
  14 // any later version.
  15 //
  16 // This library is distributed in the hope that it will be useful,
  17 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  18 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19 // GNU General Public License for more details.
  20 //
  21 // You should have received a copy of the GNU General Public License along
  22 // with this library; see the file COPYING3.  If not see
  23 // <http://www.gnu.org/licenses/>.
  24
  25 // 28.12.1 regex_iterator
  26 // Tests regex_iterator class
  27
  28 #include <regex>
  29 #include <testsuite_hooks.h>
  30
  31 void
  32 test01()
  33 {
  34   std::setlocale(LC_ALL, "en_US.UTF-8");
  35
  36   std::wstring str2 = L"ä\u2009Ä\u2009ö\u2009Ö\u2009ü\u2009Ü";
  37
  38   std::wregex re2;
  39   re2.imbue(std::locale("en_US.UTF-8"));
  40
  41   re2.assign(L"([[:lower:]]{0,1}[[:space:]]{0,1}[[:upper:]]{0,1})");
  42
  43   std::wstring sol[] =
  44     {
  45       L"ä\u2009Ä",
  46       L"\u2009",
  47       L"ö\u2009Ö",
  48       L"\u2009",
  49       L"ü\u2009Ü",
  50       L"",
  51     };
  52   int i = 0;
  53   for (std::wsregex_iterator p(str2.begin(), str2.end(), re2);
  54       p != std::wsregex_iterator{}; ++p)
  55     VERIFY(std::wstring((*p)[1].first, (*p)[1].second) == sol[i++]);
  56 }
  57
  58 int
  59 main()
  60 {
  61   test01();
  62   return 0;
  63 }