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

   1 // { dg-require-namedlocale "de_DE.ISO8859-15" }
   2
   3 // 2005-04-17  Paolo Carlini  <pcarlini@suse.de>
   4
   5 // Copyright (C) 2005-2024 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 // libstdc++/20914
  29 void test01()
  30 {
  31   using namespace std;
  32
  33   // A locale that expects grouping.
  34   locale loc_de = locale(ISO_8859(15,de_DE));
  35
  36   const string empty;
  37   string result;
  38
  39   ostringstream oss;
  40   oss.imbue(loc_de);
  41   const num_put<char>& np = use_facet<num_put<char> >(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, '*', l0);
  51   result = oss.str();
  52   VERIFY( result == "-300.000" );
  53
  54   oss.str(empty);
  55   oss.clear();
  56   np.put(oss.rdbuf(), oss, '*', d0);
  57   result = oss.str();
  58   VERIFY( result == "-300.000" );
  59
  60   oss.str(empty);
  61   oss.clear();
  62   oss.setf(ios::showpos);
  63   np.put(oss.rdbuf(), oss, '*', l1);
  64   result = oss.str();
  65   VERIFY( result == "+300" );
  66
  67   oss.str(empty);
  68   oss.clear();
  69   oss.setf(ios::showpos);
  70   np.put(oss.rdbuf(), oss, '*', d1);
  71   result = oss.str();
  72   VERIFY( result == "+300" );
  73 }
  74
  75 int main()
  76 {
  77   test01();
  78   return 0;
  79 }