libstdc++-v3/testsuite/28_regex/match_results/format.cc

   1 // { dg-options "-std=gnu++11" }
   2
   3 //
   4 // 2013-09-24  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 // 28.10.5 formatting
  24 // Tests ECMAScript format()
  25
  26 #include <regex>
  27 #include <testsuite_hooks.h>
  28 #include <testsuite_regex.h>
  29
  30 using namespace std;
  31 using namespace __gnu_test;
  32
  33 void
  34 test01()
  35 {
  36   bool test __attribute__((unused)) = true;
  37
  38   cmatch m;
  39   VERIFY(regex_search_debug("*** this is a string !!!", m,
  40                             regex("(\\w+) (\\w+) (\\w+) (\\w+)")));
  41   VERIFY(m.format("$&|$`|$3|$4|$2|$1|$'$$$")
  42          == "this is a string|*** |a|string|is|this| !!!$$");
  43   VERIFY(m.format("&|\\3|\\4|\\2|\\1|\\",
  44                   regex_constants::format_sed)
  45          == "this is a string|a|string|is|this|\\");
  46 }
  47
  48 int
  49 main()
  50 {
  51   test01();
  52   return 0;
  53 }