libstdc++-v3/testsuite/27_io/ios_base/state/1.cc

   1 // Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003
   2 // Free Software Foundation, Inc.
   3 //
   4 // This file is part of the GNU ISO C++ Library.  This library is free
   5 // software; you can redistribute it and/or modify it under the
   6 // terms of the GNU General Public License as published by the
   7 // Free Software Foundation; either version 2, or (at your option)
   8 // any later version.
   9
  10 // This library is distributed in the hope that it will be useful,
  11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 // GNU General Public License for more details.
  14
  15 // You should have received a copy of the GNU General Public License along
  16 // with this library; see the file COPYING.  If not, write to the Free
  17 // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
  18 // USA.
  19
  20 // As a special exception, you may use this file as part of a free software
  21 // library without restriction.  Specifically, if other files instantiate
  22 // templates or use macros or inline functions from this file, or you compile
  23 // this file and link it with other files to produce an executable, this
  24 // file does not by itself cause the resulting executable to be covered by
  25 // the GNU General Public License.  This exception does not however
  26 // invalidate any other reasons why the executable file might be covered by
  27 // the GNU General Public License.
  28
  29 #include <sstream>
  30 #include <locale>
  31 #include <testsuite_hooks.h>
  32
  33 void
  34 test02()
  35 {
  36   bool test __attribute__((unused)) = true;
  37   const std::string strue("true");
  38   const std::string sfalse("false");
  39   std::string str01;
  40   std::string str02;
  41
  42   std::locale loc_c = std::locale::classic();
  43   std::ostringstream ostr01;
  44   ostr01.imbue(loc_c);
  45   ostr01.flags(std::ios_base::boolalpha);
  46
  47   ostr01 << true;
  48   str02 = ostr01.str();
  49   VERIFY( str02 == strue );
  50
  51   ostr01.str(str01);
  52   ostr01 << false;
  53   str02 = ostr01.str();
  54   VERIFY( str02 == sfalse );
  55 }
  56
  57 int
  58 main()
  59 {
  60   test02();
  61   return 0;
  62 }