gcc-4_9-branch/libstdc++-v3/testsuite/28_regex/algorithms/regex_match/cstring_bracket_01.cc

   1 // { dg-options "-std=gnu++11" }
   2
   3 //
   4 // 2013-08-01  Tim Shen <timshen91@gmail.com>
   5 //
   6 // Copyright (C) 2013-2015 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 // Tests Extended bracket expression against a C-string.
  25
  26 #include <regex>
  27 #include <testsuite_hooks.h>
  28 #include <testsuite_regex.h>
  29
  30 using namespace __gnu_test;
  31 using namespace std;
  32
  33 void
  34 test01()
  35 {
  36   bool test __attribute__((unused)) = true;
  37
  38   {
  39     std::regex  re("pre/[za-x]", std::regex::extended);
  40     VERIFY( regex_match_debug("pre/z", re) );
  41     VERIFY( regex_match_debug("pre/a", re) );
  42     VERIFY( !regex_match_debug("pre/y", re) );
  43   }
  44   {
  45     std::regex  re("pre/[[:uPPer:]]", std::regex::extended);
  46     VERIFY( regex_match_debug("pre/Z", re) );
  47     VERIFY( !regex_match_debug("pre/_", re) );
  48     VERIFY( !regex_match_debug("pre/a", re) );
  49     VERIFY( !regex_match_debug("pre/0", re) );
  50   }
  51   {
  52     std::regex  re("pre/[[:lOWer:]]", std::regex::extended | std::regex::icase);
  53     VERIFY( regex_match_debug("pre/Z", re) );
  54     VERIFY( regex_match_debug("pre/a", re) );
  55   }
  56   {
  57     std::regex  re("pre/[[:w:][.tilde.]]", std::regex::extended);
  58     VERIFY( regex_match_debug("pre/~", re) );
  59     VERIFY( regex_match_debug("pre/_", re) );
  60     VERIFY( regex_match_debug("pre/a", re) );
  61     VERIFY( regex_match_debug("pre/0", re) );
  62   }
  63   {
  64     std::regex  re("pre/[[=a=]]", std::regex::extended);
  65     VERIFY( regex_match_debug("pre/a", re) );
  66     VERIFY( regex_match_debug("pre/A", re) );
  67   }
  68 }
  69
  70 void
  71 test02()
  72 {
  73   bool test __attribute__((unused)) = true;
  74
  75   try
  76   {
  77     std::regex re("[-----]", std::regex::extended);
  78     VERIFY(false);
  79   }
  80   catch (const std::regex_error& e)
  81   {
  82     VERIFY(e.code() == std::regex_constants::error_range);
  83   }
  84   std::regex re("[-----]", std::regex::ECMAScript);
  85 }
  86
  87 void
  88 test03()
  89 {
  90   bool test __attribute__((unused)) = true;
  91
  92   try
  93   {
  94     std::regex re("[z-a]", std::regex::extended);
  95     VERIFY(false);
  96   }
  97   catch (const std::regex_error& e)
  98   {
  99     VERIFY(e.code() == std::regex_constants::error_range);
 100   }
 101 }
 102
 103 void
 104 test04()
 105 {
 106   bool test __attribute__((unused)) = true;
 107
 108   std::regex re("[-0-9a-z]");
 109   VERIFY(regex_match_debug("-", re));
 110   VERIFY(regex_match_debug("1", re));
 111   VERIFY(regex_match_debug("w", re));
 112   re.assign("[-0-9a-z]", regex_constants::basic);
 113   VERIFY(regex_match_debug("-", re));
 114   VERIFY(regex_match_debug("1", re));
 115   VERIFY(regex_match_debug("w", re));
 116 }
 117
 118 int
 119 main()
 120 {
 121   test01();
 122   test02();
 123   test03();
 124   test04();
 125   return 0;
 126 }