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

   1 // { dg-require-namedlocale "de_DE.ISO8859-15" }
   2
   3 // 2001-11-21 Benjamin Kosnik  <bkoz@redhat.com>
   4
   5 // Copyright (C) 2001-2020 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 // 22.2.2.1.1  num_get members
  23
  24 #include <locale>
  25 #include <sstream>
  26 #include <testsuite_hooks.h>
  27
  28 // Testing the correct parsing of grouped hexadecimals and octals.
  29 void test05()
  30 {
  31   using namespace std;
  32
  33   unsigned long ul;
  34
  35   istringstream iss;
  36
  37   // A locale that expects grouping
  38   locale loc_de = locale(ISO_8859(15,de_DE));
  39   iss.imbue(loc_de);
  40
  41   const num_get<char>& ng = use_facet<num_get<char> >(iss.getloc());
  42   const ios_base::iostate goodbit = ios_base::goodbit;
  43   ios_base::iostate err = ios_base::goodbit;
  44
  45   iss.setf(ios::hex, ios::basefield);
  46   iss.str("0xbf.fff.74c ");
  47   err = goodbit;
  48   ng.get(iss.rdbuf(), 0, iss, err, ul);
  49   VERIFY( err == goodbit );
  50   VERIFY( ul == 0xbffff74c );
  51
  52   iss.str("0Xf.fff ");
  53   err = goodbit;
  54   ng.get(iss.rdbuf(), 0, iss, err, ul);
  55   VERIFY( err == goodbit );
  56   VERIFY( ul == 0xffff );
  57
  58   iss.str("ffe ");
  59   err = goodbit;
  60   ng.get(iss.rdbuf(), 0, iss, err, ul);
  61   VERIFY( err == goodbit );
  62   VERIFY( ul == 0xffe );
  63
  64   iss.setf(ios::oct, ios::basefield);
  65   iss.str("07.654.321 ");
  66   err = goodbit;
  67   ng.get(iss.rdbuf(), 0, iss, err, ul);
  68   VERIFY( err == goodbit );
  69   VERIFY( ul == 07654321 );
  70
  71   iss.str("07.777 ");
  72   err = goodbit;
  73   ng.get(iss.rdbuf(), 0, iss, err, ul);
  74   VERIFY( err == goodbit );
  75   VERIFY( ul == 07777 );
  76
  77   iss.str("776 ");
  78   err = goodbit;
  79   ng.get(iss.rdbuf(), 0, iss, err, ul);
  80   VERIFY( err == goodbit );
  81   VERIFY( ul == 0776 );
  82 }
  83
  84 int main()
  85 {
  86   test05();
  87   return 0;
  88 }
  89
  90
  91 // Kathleen Hannah, humanitarian, woman, art-thief