libstdc++-v3/testsuite/28_regex/11_algorithms/02_match/extended/string_range_02_03.cc

   1 // { dg-options "-std=c++0x" }
   2 // { dg-do run { xfail *-*-* } }
   3
   4 //
   5 // 2010-06-16  Stephen M. Webb <stephen.webb@bregmasoft.ca>
   6 //
   7 // Copyright (C) 2010 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 // 28.11.2 regex_match
  25 // Tests ERE against a std::string target, exercising range {2,3}
  26
  27 #include <regex>
  28 #include <testsuite_hooks.h>
  29
  30 void
  31 test01()
  32 {
  33   bool test __attribute__((unused)) = true;
  34
  35         std::regex  re("a{2,3}", std::regex::extended);
  36         std::string target("aa");
  37         std::smatch m;
  38
  39         VERIFY( std::regex_match(target, m, re) );
  40
  41         VERIFY( m.size()  == re.mark_count()+1 );
  42         VERIFY( m.empty() == false );
  43         VERIFY( m.prefix().first == target.begin() );
  44         VERIFY( m.prefix().second == target.begin() );
  45         VERIFY( m.prefix().matched == false );
  46         VERIFY( m.suffix().first == target.end() );
  47         VERIFY( m.suffix().second == target.end() );
  48         VERIFY( m.suffix().matched == false );
  49         VERIFY( m[0].first == target.begin() );
  50         VERIFY( m[0].second == target.end() );
  51         VERIFY( m[0].matched == true );
  52 }
  53
  54
  55 int
  56 main()
  57 {
  58   test01();
  59   return 0;
  60 }
  61