libstdc++-v3/testsuite/27_io/basic_ostream/inserters_character/char/5.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 // ostringstream and large strings number 2
  30 void
  31 test05()
  32 {
  33   bool test __attribute__((unused)) = true;
  34   std::string str05, str10;
  35
  36   typedef std::ostream::pos_type        pos_type;
  37   typedef std::ostream::off_type        off_type;
  38   std::string str01;
  39   const int size = 1000;
  40
  41   // initialize string
  42   for(int i=0 ; i < size; i++) {
  43     str01 += '1';
  44     str01 += '2';
  45     str01 += '3';
  46     str01 += '4';
  47     str01 += '5';
  48     str01 += '6';
  49     str01 += '7';
  50     str01 += '8';
  51     str01 += '9';
  52     str01 += '\n';
  53   }
  54
  55   // test 1: out
  56   std::ostringstream sstr01(str01, std::ios_base::out);
  57   std::ostringstream sstr02;
  58   sstr02 << str01;
  59   str05 = sstr01.str();
  60   str10 = sstr02.str();
  61   VERIFY( str05 == str01 );
  62   VERIFY( str10 == str01 );
  63
  64   // test 2: in | out
  65   std::ostringstream sstr04(str01,  std::ios_base::out | std::ios_base::in);
  66   std::ostringstream sstr05(std::ios_base::in | std::ios_base::out);
  67   sstr05 << str01;
  68   str05 = sstr04.str();
  69   str10 = sstr05.str();
  70   VERIFY( str05 == str01 );
  71   VERIFY( str10 == str01 );
  72 }
  73
  74 int main()
  75 {
  76   test05();
  77   return 0;
  78 }