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

   1 // { dg-require-namedlocale "de_DE" }
   2
   3 // 2003-12-19  Paolo Carlini  <pcarlini@suse.de>
   4
   5 // Copyright (C) 2003-2014 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 void test01()
  29 {
  30   using namespace std;
  31   typedef istreambuf_iterator<char> iterator_type;
  32
  33   bool test __attribute__((unused)) = true;
  34
  35   // A locale that expects grouping
  36   locale loc_de = locale("de_DE");
  37   istringstream iss;
  38   iss.imbue(loc_de);
  39
  40   const num_get<char>& ng = use_facet<num_get<char> >(iss.getloc());
  41   ios_base::iostate err = ios_base::goodbit;
  42   iterator_type end;
  43   double d = 0.0;
  44   double d1 = 1e1;
  45   double d2 = 3e1;
  46
  47   iss.str("1e1,");
  48   end = ng.get(iss.rdbuf(), 0, iss, err, d);
  49   VERIFY( err == ios_base::goodbit );
  50   VERIFY( *end == ',' );
  51   VERIFY( d == d1 );
  52
  53   iss.str("3e1.");
  54   iss.clear();
  55   err = ios_base::goodbit;
  56   end = ng.get(iss.rdbuf(), 0, iss, err, d);
  57   VERIFY( err == ios_base::goodbit );
  58   VERIFY( *end == '.' );
  59   VERIFY( d == d2 );
  60 }
  61
  62 int main()
  63 {
  64   test01();
  65   return 0;
  66 }