old-autovect-branch/libstdc++-v3/testsuite/22_locale/num_put/put/wchar_t/9.cc

   1 // 2004-08-22  Paolo Carlini  <pcarlini@suse.de>
   2
   3 // Copyright (C) 2004 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, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
  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 // According to 22.2.2.2.2, p23 and the resolution of DR 359
  28 // val must be casted to a signed type: this can be revealed
  29 // by ios_base::showpos, which is effective only for signed
  30 // types (also see libstdc++/15565 about this).
  31 void test01()
  32 {
  33   using namespace std;
  34   bool test __attribute__((unused)) = true;
  35
  36   // basic construction
  37   locale loc_c = locale::classic();
  38
  39   // sanity check the data is correct.
  40   const wstring empty;
  41
  42   // cache the num_put facet
  43   wostringstream oss;
  44   oss.imbue(loc_c);
  45   const num_put<wchar_t>& np = use_facet<num_put<wchar_t> >(oss.getloc());
  46
  47   bool b = true;
  48   np.put(oss.rdbuf(), oss, L' ', b);
  49   VERIFY( oss.str() == L"1" );
  50
  51   oss.str(empty);
  52   oss.clear();
  53   oss.setf(ios_base::showpos);
  54   np.put(oss.rdbuf(), oss, L' ', b);
  55   VERIFY( oss.str() == L"+1" );
  56 }
  57
  58 int main()
  59 {
  60   test01();
  61   return 0;
  62 }