libstdc++-v3/testsuite/27_io/basic_ostream/inserters_character/char/8.cc

   1 // 1999-08-16 bkoz
   2
   3 // Copyright (C) 1999, 2000, 2002, 2003 Free Software Foundation
   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 // 27.6.2.5.4 basic_ostream character inserters
  22
  23 #include <string>
  24 #include <ostream>
  25 #include <sstream>
  26 #include <fstream>
  27 #include <testsuite_hooks.h>
  28
  29 void test08()
  30 {
  31   bool test __attribute__((unused)) = true;
  32   char* pt = NULL;
  33
  34   // 1
  35   std::ostringstream oss;
  36   oss << pt;
  37   VERIFY( oss.bad() );
  38   VERIFY( oss.str().size() == 0 );
  39
  40   oss.clear();
  41   oss << "";
  42   VERIFY( oss.good() );
  43 }
  44
  45 int main()
  46 {
  47   test08();
  48   return 0;
  49 }