libstdc++-v3/testsuite/23_containers/bitset_members.cc

   1 // 2001-06-03 pme
   2
   3 // Copyright (C) 2001, 2002 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 2, 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 COPYING.  If not, write to the Free
  18 // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
  19 // USA.
  20
  21 // 23.3.5.2 bitset members
  22
  23 #include <bitset>
  24 #include <stdexcept>
  25 #include <sstream>
  26 #include <testsuite_hooks.h>
  27
  28 void
  29 test01(void)
  30 {
  31   bool test = true;
  32   const size_t n1 = 5;
  33
  34   // the other 22 member functions should be in here too...
  35   try {
  36     std::bitset<n1> five_bits;
  37     bool unused = five_bits.test(n1);   // should throw
  38     VERIFY( false );
  39   }
  40   catch(std::out_of_range& fail) {
  41     VERIFY( true );
  42   }
  43   catch(...) {
  44     VERIFY( false );
  45   }
  46   VERIFY( test );
  47 }
  48
  49 // libstdc++/6124
  50 void test02()
  51 {
  52   std::bitset<1> bs;
  53   bs.count();
  54 }
  55
  56 void test03()
  57 {
  58   std::bitset<5>      b;
  59   std::stringstream   ss ("101");
  60
  61   ss.exceptions(std::ios_base::eofbit);
  62
  63   try
  64   {
  65     ss >> b;
  66   }
  67   catch (std::exception&) {}
  68
  69   VERIFY( b.to_ulong() == 5 );
  70 }
  71
  72 int main()
  73 {
  74   test01();
  75   test02();
  76   test03();
  77   return 0;
  78 }