libstdc++-v3/testsuite/23_containers/bitset/input/1.cc

   1 // 2003-12-03  Paolo Carlini  <pcarlini@suse.de>
   2
   3 // Copyright (C) 2003-2021 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 // 23.3.5.3 bitset operators
  21
  22 #include <bitset>
  23 #include <sstream>
  24 #include <testsuite_hooks.h>
  25
  26 void test01()
  27 {
  28   using namespace std;
  29
  30   bitset<5>      b5;
  31   bitset<0>      b0;
  32   stringstream   ss;
  33
  34   ss.str("*");
  35   ss >> b5;
  36   VERIFY( ss.rdstate() == ios_base::failbit );
  37
  38   ss.clear();
  39   ss.str("*");
  40   ss >> b0;
  41   VERIFY( ss.rdstate() == ios_base::goodbit );
  42 }
  43
  44 int main()
  45 {
  46   test01();
  47   return 0;
  48 }