libstdc++-v3/testsuite/24_iterators/ostreambuf_iterator/2.cc

   1 // 2001-04-30  Benjamin Kosnik  <bkoz@redhat.com>
   2
   3 // Copyright (C) 2001, 2003 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, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
  19 // USA.
  20
  21 // 24.5.4 template class ostreambuf_iterator
  22
  23 #include <sstream>
  24 #include <iterator>
  25 #include <testsuite_hooks.h>
  26
  27 bool test02(void)
  28 {
  29   typedef std::ostreambuf_iterator<char> costreambuf_iter;
  30   typedef costreambuf_iter::streambuf_type cstreambuf_type;
  31   bool test __attribute__((unused)) = true;
  32   const char slit01[] = "playa hermosa, liberia, guanacaste";
  33   const char slit02[] = "bodega bay, lost coast, california";
  34   std::string str01(slit01);
  35   std::string str02(slit02);
  36   std::string tmp;
  37   std::stringbuf     strbuf01;
  38   std::stringbuf     strbuf02(str01);
  39   std::ostringstream ostrs00(str01);
  40   std::ostringstream ostrs01(str01);
  41
  42   // ctor sanity checks
  43   costreambuf_iter ostrb_it01(ostrs00);
  44   VERIFY( !ostrb_it01.failed() );
  45   ostrb_it01++;
  46   ++ostrb_it01;
  47   VERIFY( !ostrb_it01.failed() );
  48   ostrb_it01 = 'a';
  49   VERIFY( !ostrb_it01.failed() );
  50   *ostrb_it01;
  51   VERIFY( !ostrb_it01.failed() );
  52
  53   costreambuf_iter ostrb_it02(NULL);
  54   VERIFY( ostrb_it02.failed() );
  55   ostrb_it02++;
  56   ++ostrb_it02;
  57   VERIFY( ostrb_it02.failed() );
  58   *ostrb_it02;
  59   VERIFY( ostrb_it02.failed() );
  60   ostrb_it02 = 'a';
  61   VERIFY( ostrb_it02.failed() );
  62
  63   // charT operator*() const
  64   // ostreambuf_iterator& operator++();
  65   // ostreambuf_iterator& operator++(int);
  66   costreambuf_iter ostrb_it27(ostrs01);
  67   VERIFY( !ostrb_it27.failed() );
  68   int j = str02.size();
  69   for (int i = 0; i < j; ++i)
  70     ostrb_it27 = str02[i];
  71   VERIFY( !ostrb_it27.failed() );
  72   tmp = ostrs01.str();
  73   VERIFY ( tmp != str01 );
  74   VERIFY ( tmp == str02 );
  75
  76   costreambuf_iter ostrb_it28(ostrs00);
  77   VERIFY( !ostrb_it28.failed() );
  78   j = ostrs00.str().size();
  79   for (int i = 0; i < j + 2; ++i)
  80     ostrb_it28 = 'b';
  81   VERIFY( !ostrb_it28.failed() );
  82   tmp = ostrs00.str();
  83   VERIFY ( tmp != str01 );
  84   VERIFY ( tmp != str02 );
  85   return test;
  86 }
  87
  88 int main()
  89 {
  90   test02();
  91   return 0;
  92 }