libstdc++-v3/testsuite/22_locale/num_get/get/wchar_t/9.cc

   1 // 2003-12-19  Paolo Carlini  <pcarlini@suse.de>
   2
   3 // Copyright (C) 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 // 22.2.2.1.1  num_get members
  22
  23 #include <locale>
  24 #include <sstream>
  25 #include <testsuite_hooks.h>
  26
  27 void test01()
  28 {
  29   using namespace std;
  30   typedef istreambuf_iterator<wchar_t> iterator_type;
  31
  32   bool test __attribute__((unused)) = true;
  33
  34   // A locale that expects grouping
  35   locale loc_de = __gnu_test::try_named_locale("de_DE");
  36   wistringstream iss;
  37   iss.imbue(loc_de);
  38
  39   const num_get<wchar_t>& ng = use_facet<num_get<wchar_t> >(iss.getloc());
  40   ios_base::iostate err = ios_base::goodbit;
  41   iterator_type end;
  42   double d = 0.0;
  43   double d1 = 1e1;
  44   double d2 = 3e1;
  45
  46   iss.str(L"1e1,");
  47   end = ng.get(iss.rdbuf(), 0, iss, err, d);
  48   VERIFY( err == ios_base::goodbit );
  49   VERIFY( *end == L',' );
  50   VERIFY( d == d1 );
  51
  52   iss.str(L"3e1.");
  53   iss.clear();
  54   err = ios_base::goodbit;
  55   end = ng.get(iss.rdbuf(), 0, iss, err, d);
  56   VERIFY( err == ios_base::goodbit );
  57   VERIFY( *end == L'.' );
  58   VERIFY( d == d2 );
  59 }
  60
  61 int main()
  62 {
  63   test01();
  64   return 0;
  65 }