libstdc++-v3/testsuite/28_regex/algorithms/regex_match/ecma/char/58576.cc

   1 // { dg-options "-std=gnu++11" }
   2
   3 //
   4 // 2013-10-01  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 // 28.11.2 regex_match
  24
  25 #include <regex>
  26 #include <testsuite_hooks.h>
  27 #include <testsuite_regex.h>
  28
  29 using namespace __gnu_test;
  30 using namespace std;
  31
  32 // libstdc++/58576
  33 void
  34 test01()
  35 {
  36   bool test __attribute__((unused)) = true;
  37
  38   string domain_name = "valid.hostname.org";
  39   /**
  40    * based on http://stackoverflow.com/questions/1418423/the-hostname-regex
  41    */
  42   regex fqdn_regex
  43   (
  44     "^"
  45     "(?=.{1,255}$)"
  46     "[[:alnum:]]"
  47     "("
  48             "(([[:alnum:]]|-)"
  49             "{0,61})"
  50             "[[:alnum:]]"
  51     ")?"
  52     "("
  53             "\\."
  54             "[[:alnum:]]"
  55             "("
  56                     "(([[:alnum:]]|-)"
  57                     "{0,61})"
  58                     "[[:alnum:]]"
  59             ")?"
  60     ")*"
  61     "\\.?"
  62     "$"
  63   );
  64
  65   smatch m;
  66   const char* sol[] =
  67   {
  68     "valid.hostname.org",
  69     "alid",
  70     "ali",
  71     "i",
  72     ".org",
  73     "rg",
  74     "r",
  75     "r",
  76   };
  77   try
  78     {
  79       VERIFY(regex_match_debug( domain_name, m, fqdn_regex ));
  80       VERIFY(m.size() == sizeof(sol) / sizeof(*sol));
  81       for (size_t i = 0; i < m.size(); i++) {
  82           string s(m[i].first, m[i].second);
  83           VERIFY(s == sol[i]);
  84       }
  85     }
  86   catch ( const regex_error& ex )
  87     {
  88       if ( ex.code() == regex_constants::error_brack )
  89         {
  90           throw;
  91         }
  92     }
  93 }
  94
  95 int
  96 main()
  97 {
  98   test01();
  99   return 0;
 100 }