libstdc++-v3/testsuite/23_containers/bitset/cons/6282.cc

   1 // 1999-06-08 bkoz
   2
   3 // Copyright (C) 1999-2020 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 // 23.3.5.1 bitset constructors
  21
  22 #include <string>
  23 #include <bitset>
  24 #include <stdexcept>
  25 #include <testsuite_hooks.h>
  26
  27 // boundary condition:  a zero-sized set
  28 // libstdc++/6282
  29 void test02(void)
  30 {
  31   using std::char_traits;  using std::allocator;
  32
  33   std::bitset<0>  z1;
  34   VERIFY( z1.any() == false );
  35
  36   std::bitset<0>  z2(12345);
  37   VERIFY( z2.any() == false );
  38
  39   std::bitset<0>  z3(std::string("10101010101"));
  40   VERIFY( z3.any() == false );
  41
  42   try {
  43     z1.set(0);
  44     VERIFY( false );
  45   }
  46   catch(std::out_of_range& fail) {
  47     VERIFY( true );
  48   }
  49   catch(...) {
  50     VERIFY( false );
  51   }
  52
  53   VERIFY( z1.to_ulong() == 0 );
  54   VERIFY( (z1.to_string<char,char_traits<char>,allocator<char> >().empty() ));
  55 }
  56
  57 int main()
  58 {
  59   test02();
  60   return 0;
  61 }