libstdc++-v3/testsuite/28_regex/iterators/regex_iterator/wchar_t/string_01.cc

   1 // { dg-options "-std=gnu++11" }
   2
   3 //
   4 // 2013-07-20  Tim Shen <timshen91@gmail.com>
   5 //
   6 // Copyright (C) 2013 Free Software Foundation, Inc.
   7 //
   8 // This file is part of the GNU ISO C++ Library.  This library is free
   9 // software; you can redistribute it and/or modify it under the
  10 // terms of the GNU General Public License as published by the
  11 // Free Software Foundation; either version 3, or (at your option)
  12 // any later version.
  13 //
  14 // This library is distributed in the hope that it will be useful,
  15 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  16 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17 // GNU General Public License for more details.
  18 //
  19 // You should have received a copy of the GNU General Public License along
  20 // with this library; see the file COPYING3.  If not see
  21 // <http://www.gnu.org/licenses/>.
  22
  23 // 28.12.1 regex_iterator
  24 // Tests operator++() of regex_iterator class
  25
  26 #include <regex>
  27 #include <testsuite_hooks.h>
  28
  29 void
  30 test01()
  31 {
  32   bool test __attribute__((unused)) = true;
  33
  34   std::basic_regex<wchar_t> re(L"asdf");
  35   const wchar_t s[] = L"ffasdf88asdf99asdf00asdf77";
  36   int cnt = 0;
  37   for (std::regex_iterator<const wchar_t*> it(s, *(&s+1)-1, re), e;
  38        it != e; ++it)
  39     {
  40       VERIFY( it->size() == 1 );
  41       VERIFY( std::wstring((*it)[0].first, (*it)[0].second) == L"asdf" );
  42       cnt++;
  43     }
  44   VERIFY( cnt == 4 );
  45 }
  46
  47 int
  48 main()
  49 {
  50   test01();
  51   return 0;
  52 }