libstdc++-v3/testsuite/28_regex/iterators/regex_token_iterator/wchar_t/wstring_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 // 2013-08-29  Tim Shen <timshen91@gmail.com>
   7 //
   8 // Copyright (C) 2013-2020 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 // 28.12.2 regex_token_iterator
  26 // Tests regex_token_iterator class over a localized wstring.
  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"öäü";
  37   std::wregex re2;
  38   re2.assign(L"([[:lower:]]+)");
  39   std::wsmatch m2;
  40
  41   std::wsregex_token_iterator end {};
  42   std::wsregex_token_iterator p{str2.begin(), str2.end(), re2, {1}};
  43
  44   VERIFY(p == end);
  45 }
  46
  47 int
  48 main()
  49 {
  50   test01();
  51   return 0;
  52 }