libstdc++-v3/testsuite/20_util/bitset/access/to_string.cc

   1 // 2004-11-17  Paolo Carlini  <pcarlini@suse.de>
   2
   3 // Copyright (C) 2004-2023 Free Software Foundation, Inc.
   4 //
   5 // This file is part of the GNU ISO C++ Library.  This library is free
   6 // software; you can redistribute it and/or modify it under the
   7 // terms of the GNU General Public License as published by the
   8 // Free Software Foundation; either version 3, or (at your option)
   9 // any later version.
  10
  11 // This library is distributed in the hope that it will be useful,
  12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 // GNU General Public License for more details.
  15
  16 // You should have received a copy of the GNU General Public License along
  17 // with this library; see the file COPYING3.  If not see
  18 // <http://www.gnu.org/licenses/>.
  19
  20 // { dg-require-effective-target hosted }
  21
  22 // 23.3.5.2 bitset members
  23
  24 #include <bitset>
  25 #include <testsuite_hooks.h>
  26
  27 void test01()
  28 {
  29   using namespace std;
  30   using std::bitset; // Work around struct ::bitset on rtems.
  31
  32   bitset<5> b5;
  33   string s0 = b5.to_string<char, char_traits<char>, allocator<char> >();
  34   VERIFY( s0 == "00000" );
  35
  36   // DR 434. bitset::to_string() hard to use.
  37   b5.set(0);
  38   string s1 = b5.to_string<char, char_traits<char> >();
  39   VERIFY( s1 == "00001" );
  40
  41   b5.set(2);
  42   string s2 = b5.to_string<char>();
  43   VERIFY( s2 == "00101" );
  44
  45   b5.set(4);
  46   string s3 = b5.to_string();
  47   VERIFY( s3 == "10101" );
  48 }
  49
  50 int main()
  51 {
  52   test01();
  53   return 0;
  54 }