libstdc++-v3/testsuite/22_locale/num_get/get/char/5.cc

   1 // 2001-11-21 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 // 22.2.2.1.1  num_get members
  22
  23 #include <locale>
  24 #include <sstream>
  25 #include <testsuite_hooks.h>
  26
  27 // Testing the correct parsing of grouped hexadecimals and octals.
  28 void test05()
  29 {
  30   using namespace std;
  31
  32   bool test = true;
  33
  34   unsigned long ul;
  35
  36   istringstream iss;
  37
  38   // A locale that expects grouping
  39   locale loc_de("de_DE");
  40   iss.imbue(loc_de);
  41
  42   const num_get<char>& ng = use_facet<num_get<char> >(iss.getloc());
  43   const ios_base::iostate goodbit = ios_base::goodbit;
  44   ios_base::iostate err = ios_base::goodbit;
  45
  46   iss.setf(ios::hex, ios::basefield);
  47   iss.str("0xbf.fff.74c ");
  48   err = goodbit;
  49   ng.get(iss.rdbuf(), 0, iss, err, ul);
  50   VERIFY( err == goodbit );
  51   VERIFY( ul == 0xbffff74c );
  52
  53   iss.str("0Xf.fff ");
  54   err = goodbit;
  55   ng.get(iss.rdbuf(), 0, iss, err, ul);
  56   VERIFY( err == goodbit );
  57   VERIFY( ul == 0xffff );
  58
  59   iss.str("ffe ");
  60   err = goodbit;
  61   ng.get(iss.rdbuf(), 0, iss, err, ul);
  62   VERIFY( err == goodbit );
  63   VERIFY( ul == 0xffe );
  64
  65   iss.setf(ios::oct, ios::basefield);
  66   iss.str("07.654.321 ");
  67   err = goodbit;
  68   ng.get(iss.rdbuf(), 0, iss, err, ul);
  69   VERIFY( err == goodbit );
  70   VERIFY( ul == 07654321 );
  71
  72   iss.str("07.777 ");
  73   err = goodbit;
  74   ng.get(iss.rdbuf(), 0, iss, err, ul);
  75   VERIFY( err == goodbit );
  76   VERIFY( ul == 07777 );
  77
  78   iss.str("776 ");
  79   err = goodbit;
  80   ng.get(iss.rdbuf(), 0, iss, err, ul);
  81   VERIFY( err == goodbit );
  82   VERIFY( ul == 0776 );
  83 }
  84
  85 int main()
  86 {
  87   __gnu_cxx_test::run_test_wrapped_generic_locale_exception_catcher(test05);
  88   return 0;
  89 }
  90
  91
  92 // Kathleen Hannah, humanitarian, woman, art-thief