libstdc++-v3/testsuite/27_io/basic_ostream/flush/char/1.cc

   1 // 1999-07-22 bkoz
   2
   3 // Copyright (C) 1994, 1999, 2000, 2003, 2005 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 // 27.6.2.7 standard basic_ostream manipulators
  22
  23 #include <ostream>
  24 #include <sstream>
  25 #include <testsuite_hooks.h>
  26
  27 void test01(void)
  28 {
  29   bool test __attribute__((unused)) = true;
  30
  31   const char str_lit01[] = "  venice ";
  32   const std::string str01(" santa barbara ");
  33   std::string str04;
  34   std::string str05;
  35
  36   std::ostringstream oss01(str01);
  37   std::ostringstream oss02;
  38
  39   // template<_CharT, _Traits>
  40   //  basic_ostream<_CharT, _Traits>& flush(basic_ostream<_Char, _Traits>& os)
  41   oss01.flush();
  42   str04 = oss01.str();
  43   VERIFY( str04.size() == str01.size() );
  44
  45   oss02.flush();
  46   str05 = oss02.str();
  47   VERIFY( str05.size() == 0 );
  48 }
  49
  50 int main()
  51 {
  52   test01();
  53   return 0;
  54 }