libstdc++-v3/testsuite/27_io/basic_stringbuf/setbuf/char/1.cc

   1 // 981208 bkoz test functionality of basic_stringbuf for char_type == char
   2
   3 // Copyright (C) 1997-2019 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 #include <sstream>
  21 #include <testsuite_hooks.h>
  22
  23 std::string str_01("mykonos. . . or what?");
  24 std::string str_03;
  25 std::stringbuf strb_01(str_01);
  26 std::stringbuf strb_03(str_03, std::ios_base::out);
  27
  28 // test overloaded virtual functions
  29 void test04()
  30 {
  31   std::string           str_tmp;
  32
  33   // PUT
  34   strb_03.str(str_01); //reset
  35
  36   // BUFFER MANAGEMENT & POSITIONING
  37   // setbuf
  38   // pubsetbuf(char_type* s, streamsize n)
  39   str_tmp = std::string("naaaah, go to cebu");
  40   strb_01.pubsetbuf(const_cast<char*> (str_tmp.c_str()), str_tmp.size());
  41   VERIFY( strb_01.str() == str_tmp );
  42   strb_01.pubsetbuf(0,0);
  43   VERIFY( strb_01.str() == str_tmp );
  44 }
  45
  46 int main()
  47 {
  48   test04();
  49   return 0;
  50 }
  51
  52
  53
  54 // more candy!!!