libstdc++-v3/testsuite/22_locale/num_put/put/wchar_t/5.cc

   1 // { dg-require-namedlocale "de_DE" }
   2
   3 // 2001-11-19 Benjamin Kosnik  <bkoz@redhat.com>
   4
   5 // Copyright (C) 2001-2014 Free Software Foundation, Inc.
   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 3, 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 COPYING3.  If not see
  20 // <http://www.gnu.org/licenses/>.
  21
  22 // 22.2.2.2.1  num_put members
  23
  24 #include <locale>
  25 #include <sstream>
  26 #include <testsuite_hooks.h>
  27
  28 // Make sure that, in a locale that expects grouping, when showbase
  29 // is true, an hexadecimal or octal zero is correctly output (the case
  30 // of zero is special since there is no 0x, 0 respectively, prefix)
  31 void test05()
  32 {
  33   using namespace std;
  34   bool test __attribute__((unused)) = true;
  35
  36   // A locale that expects grouping.
  37   locale loc_de = locale("de_DE");
  38
  39   const wstring empty;
  40   wstring result;
  41
  42   wostringstream oss;
  43   oss.imbue(loc_de);
  44   const num_put<wchar_t>& np = use_facet<num_put<wchar_t> >(oss.getloc());
  45
  46   long l = 0;
  47
  48   oss.str(empty);
  49   oss.clear();
  50   oss.setf(ios::showbase);
  51   oss.setf(ios::hex, ios::basefield);
  52   np.put(oss.rdbuf(), oss, L'+', l);
  53   result = oss.str();
  54   VERIFY( result == L"0" );
  55
  56   oss.str(empty);
  57   oss.clear();
  58   oss.setf(ios::showbase);
  59   oss.setf(ios::oct, ios::basefield);
  60   np.put(oss.rdbuf(), oss, L'+', l);
  61   result = oss.str();
  62   VERIFY( result == L"0" );
  63 }
  64
  65 int main()
  66 {
  67   test05();
  68   return 0;
  69 }