libstdc++-v3/testsuite/22_locale/num_put/put/wchar_t/20914.cc

   1 // 2005-04-17  Paolo Carlini  <pcarlini@suse.de>
   2
   3 // Copyright (C) 2005 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 // 22.2.2.2.1  num_put members
  22
  23 #include <locale>
  24 #include <sstream>
  25 #include <testsuite_hooks.h>
  26
  27 // libstdc++/20914
  28 void test01()
  29 {
  30   using namespace std;
  31   bool test __attribute__((unused)) = true;
  32
  33   // A locale that expects grouping.
  34   locale loc_de = __gnu_test::try_named_locale("de_DE");
  35
  36   const wstring empty;
  37   wstring result;
  38
  39   wostringstream oss;
  40   oss.imbue(loc_de);
  41   const num_put<wchar_t>& np = use_facet<num_put<wchar_t> >(oss.getloc());
  42
  43   long l0 = -300000;
  44   long l1 = 300;
  45   double d0 = -300000;
  46   double d1 = 300;
  47
  48   oss.str(empty);
  49   oss.clear();
  50   np.put(oss.rdbuf(), oss, L'*', l0);
  51   result = oss.str();
  52   VERIFY( result == L"-300.000" );
  53
  54   oss.str(empty);
  55   oss.clear();
  56   np.put(oss.rdbuf(), oss, L'*', d0);
  57   result = oss.str();
  58   VERIFY( result == L"-300.000" );
  59
  60   oss.str(empty);
  61   oss.clear();
  62   oss.setf(ios::showpos);
  63   np.put(oss.rdbuf(), oss, L'*', l1);
  64   result = oss.str();
  65   VERIFY( result == L"+300" );
  66
  67   oss.str(empty);
  68   oss.clear();
  69   oss.setf(ios::showpos);
  70   np.put(oss.rdbuf(), oss, L'*', d1);
  71   result = oss.str();
  72   VERIFY( result == L"+300" );
  73 }
  74
  75 int main()
  76 {
  77   test01();
  78   return 0;
  79 }