libstdc++-v3/testsuite/28_regex/algorithms/regex_match/basic/empty_range.cc

   1 // { dg-do run { target c++11 } }
   2 // { dg-timeout-factor 2 }
   3
   4 //
   5 // 2013-08-26  Tim Shen <timshen91@gmail.com>
   6 //
   7 // Copyright (C) 2013-2023 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 ECMAScript empty range.
  26
  27 #include <regex>
  28 #include <testsuite_hooks.h>
  29 #include <testsuite_regex.h>
  30
  31 using namespace __gnu_test;
  32 using namespace std;
  33
  34 void
  35 test01()
  36 {
  37 #define FAIL(s) \
  38   try\
  39     {\
  40       regex re(s, regex_constants::basic);\
  41       VERIFY(false);\
  42     }\
  43   catch (...)\
  44     {\
  45       VERIFY(true);\
  46     }
  47   FAIL("[]");
  48   FAIL("[^]");
  49   VERIFY(regex_match_debug ("]", regex("[]]", regex_constants::basic)));
  50   VERIFY(!regex_match_debug ("]", regex("[^]]", regex_constants::basic)));
  51 }
  52
  53 int
  54 main()
  55 {
  56   test01();
  57   return 0;
  58 }