old-autovect-branch/libstdc++-v3/testsuite/27_io/basic_istream/extractors_arithmetic/char/06.cc

   1 // 1999-04-12 bkoz
   2
   3 // Copyright (C) 1999, 2000, 2002, 2003 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 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, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
  19 // USA.
  20
  21 // 27.6.1.2.2 arithmetic extractors
  22
  23 #include <istream>
  24 #include <sstream>
  25 #include <locale>
  26 #include <testsuite_hooks.h>
  27
  28 // http://gcc.gnu.org/ml/libstdc++/2000-q1/msg00081.html
  29 // Jim Parsons
  30 void test06()
  31 {
  32   // default locale, grouping is turned off
  33   bool test __attribute__((unused)) = true;
  34   unsigned int h4;
  35   char c;
  36   std::string s("205,199,144");
  37   std::istringstream is(s);
  38
  39   is >> h4; // 205
  40   VERIFY( h4 == 205 );
  41   is >> c; // ','
  42   VERIFY( c == ',' );
  43
  44   is >> h4; // 199
  45   VERIFY( h4 == 199 );
  46   is >> c; // ','
  47   VERIFY( c == ',' );
  48
  49   is >> h4; // 144
  50   VERIFY( is.rdstate() == std::ios_base::eofbit );
  51   VERIFY( h4 == 144 );
  52   is >> c; // EOF
  53   VERIFY( c == ',' );
  54   VERIFY( static_cast<bool>(is.rdstate() & std::ios_base::failbit) );
  55 }
  56
  57 int main()
  58 {
  59   test06();
  60   return 0;
  61 }