libstdc++-v3/testsuite/22_locale/num_put/put/wchar_t/3.cc

   1 // 2001-11-19 Benjamin Kosnik  <bkoz@redhat.com>
   2
   3 // Copyright (C) 2001, 2002, 2003 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 void test03()
  28 {
  29   using namespace std;
  30   typedef ostreambuf_iterator<wchar_t> iterator_type;
  31
  32   bool test __attribute__((unused)) = true;
  33
  34   // basic construction
  35   locale loc_c = locale::classic();
  36   locale loc_hk = __gnu_test::try_named_locale("en_HK");
  37   locale loc_fr = __gnu_test::try_named_locale("fr_FR@euro");
  38   locale loc_de = __gnu_test::try_named_locale("de_DE");
  39   VERIFY( loc_c != loc_de );
  40   VERIFY( loc_hk != loc_fr );
  41   VERIFY( loc_hk != loc_de );
  42   VERIFY( loc_de != loc_fr );
  43
  44   // sanity check the data is correct.
  45   const wstring empty;
  46   wstring result1;
  47   wstring result2;
  48
  49   long l1 = 2147483647;
  50   long l2 = -2147483647;
  51
  52   // cache the num_put facet
  53   wostringstream oss;
  54   oss.imbue(loc_hk);
  55   const num_put<wchar_t>& np = use_facet<num_put<wchar_t> >(oss.getloc());
  56
  57   // HK
  58   // long, in a locale that expects grouping
  59   oss.str(empty);
  60   oss.clear();
  61   np.put(oss.rdbuf(), oss, '+', l1);
  62   result1 = oss.str();
  63   VERIFY( result1 == L"2,147,483,647" );
  64
  65   oss.str(empty);
  66   oss.clear();
  67   oss.width(20);
  68   oss.setf(ios_base::left, ios_base::adjustfield);
  69   np.put(oss.rdbuf(), oss, '+', l2);
  70   result1 = oss.str();
  71   VERIFY( result1 == L"-2,147,483,647++++++" );
  72 }
  73
  74 int main()
  75 {
  76   test03();
  77   return 0;
  78 }
  79
  80