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

   1 // { dg-options "-std=gnu++11" }
   2 // { dg-require-namedlocale "en_US.UTF-8" }
   3
   4 //
   5 // 2013-09-05  Tim Shen <timshen91@gmail.com>
   6 //
   7 // Copyright (C) 2013-2014 Free Software Foundation, Inc.
   8 //
   9 // This file is part of the GNU ISO C++ Library.  This library is free
  10 // software; you can redistribute it and/or modify it under the
  11 // terms of the GNU General Public License as published by the
  12 // Free Software Foundation; either version 3, or (at your option)
  13 // any later version.
  14 //
  15 // This library is distributed in the hope that it will be useful,
  16 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  17 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18 // GNU General Public License for more details.
  19 //
  20 // You should have received a copy of the GNU General Public License along
  21 // with this library; see the file COPYING3.  If not see
  22 // <http://www.gnu.org/licenses/>.
  23
  24 // 28.12.1 regex_iterator
  25 // Tests regex_iterator class
  26
  27 #include <regex>
  28 #include <testsuite_hooks.h>
  29
  30 void
  31 test01()
  32 {
  33   bool test __attribute__((unused)) = true;
  34
  35   std::setlocale(LC_ALL, "en_US.UTF-8");
  36
  37   std::wstring str2 = L"ä\u2009Ä\u2009ö\u2009Ö\u2009ü\u2009Ü";
  38
  39   std::wregex re2;
  40   re2.imbue(std::locale("en_US.UTF-8"));
  41
  42   re2.assign(L"([[:lower:]]{0,1}[[:space:]]{0,1}[[:upper:]]{0,1})");
  43
  44   std::wstring sol[] =
  45     {
  46       L"ä\u2009Ä",
  47       L"\u2009",
  48       L"ö\u2009Ö",
  49       L"\u2009",
  50       L"ü\u2009Ü",
  51       L"",
  52     };
  53   int i = 0;
  54   for (std::wsregex_iterator p(str2.begin(), str2.end(), re2);
  55       p != std::wsregex_iterator{}; ++p)
  56     VERIFY(std::wstring((*p)[1].first, (*p)[1].second) == sol[i++]);
  57 }
  58
  59 int
  60 main()
  61 {
  62   test01();
  63   return 0;
  64 }