gomp-20050608-branch/libstdc++-v3/testsuite/22_locale/num_put/put/char/5.cc

   1 // { dg-require-namedlocale "" }
   2
   3 // 2001-11-19 Benjamin Kosnik  <bkoz@redhat.com>
   4
   5 // Copyright (C) 2001, 2002, 2003, 2005 Free Software Foundation
   6 //
   7 // This file is part of the GNU ISO C++ Library.  This library is free
   8 // software; you can redistribute it and/or modify it under the
   9 // terms of the GNU General Public License as published by the
  10 // Free Software Foundation; either version 2, or (at your option)
  11 // any later version.
  12
  13 // This library is distributed in the hope that it will be useful,
  14 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 // GNU General Public License for more details.
  17
  18 // You should have received a copy of the GNU General Public License along
  19 // with this library; see the file COPYING.  If not, write to the Free
  20 // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
  21 // USA.
  22
  23 // 22.2.2.2.1  num_put members
  24
  25 #include <locale>
  26 #include <sstream>
  27 #include <testsuite_hooks.h>
  28
  29 // Make sure that, in a locale that expects grouping, when showbase
  30 // is true, an hexadecimal or octal zero is correctly output (the case
  31 // of zero is special since there is no 0x, 0 respectively, prefix)
  32 void test05()
  33 {
  34   using namespace std;
  35   bool test __attribute__((unused)) = true;
  36
  37   // A locale that expects grouping.
  38   locale loc_de = locale("de_DE");
  39
  40   const string empty;
  41   string result;
  42
  43   ostringstream oss;
  44   oss.imbue(loc_de);
  45   const num_put<char>& np = use_facet<num_put<char> >(oss.getloc());
  46
  47   long l = 0;
  48
  49   oss.str(empty);
  50   oss.clear();
  51   oss.setf(ios::showbase);
  52   oss.setf(ios::hex, ios::basefield);
  53   np.put(oss.rdbuf(), oss, '+', l);
  54   result = oss.str();
  55   VERIFY( result == "0" );
  56
  57   oss.str(empty);
  58   oss.clear();
  59   oss.setf(ios::showbase);
  60   oss.setf(ios::oct, ios::basefield);
  61   np.put(oss.rdbuf(), oss, '+', l);
  62   result = oss.str();
  63   VERIFY( result == "0" );
  64 }
  65
  66 int main()
  67 {
  68   test05();
  69   return 0;
  70 }
  71
  72