libstdc++-v3/testsuite/22_locale/num_get/get/wchar_t/8.cc

   1 // 2003-12-15  Paolo Carlini  <pcarlini@suse.de>
   2
   3 // Copyright (C) 2003-2013 Free Software Foundation, Inc.
   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 3, 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 COPYING3.  If not see
  18 // <http://www.gnu.org/licenses/>.
  19
  20 // 22.2.2.1.1  num_get members
  21
  22 #include <locale>
  23 #include <sstream>
  24 #include <testsuite_hooks.h>
  25
  26 void test01()
  27 {
  28   using namespace std;
  29   typedef istreambuf_iterator<wchar_t> iterator_type;
  30
  31   bool test __attribute__((unused)) = true;
  32
  33   bool b;
  34
  35   // cache the num_get facet
  36   wistringstream iss;
  37   const num_get<wchar_t>& ng = use_facet<num_get<wchar_t> >(iss.getloc());
  38   const ios_base::iostate goodbit = ios_base::goodbit;
  39   const ios_base::iostate failbit = ios_base::failbit;
  40   ios_base::iostate err;
  41   iterator_type end;
  42
  43   iss.setf(ios_base::boolalpha);
  44   iss.str(L"faLse");
  45   err = goodbit;
  46   end = ng.get(iss.rdbuf(), 0, iss, err, b);
  47   VERIFY( *end == L'L' );
  48   VERIFY( err == failbit );
  49
  50   iss.str(L"falsr");
  51   iss.clear();
  52   err = goodbit;
  53   end = ng.get(iss.rdbuf(), 0, iss, err, b);
  54   VERIFY( *end == L'r' );
  55   VERIFY( err == failbit );
  56
  57   iss.str(L"trus");
  58   iss.clear();
  59   err = goodbit;
  60   end = ng.get(iss.rdbuf(), 0, iss, err, b);
  61   VERIFY( *end == L's' );
  62   VERIFY( err == failbit );
  63 }
  64
  65 int main()
  66 {
  67   test01();
  68   return 0;
  69 }