old-autovect-branch/libstdc++-v3/testsuite/27_io/basic_istream/get/wchar_t/3.cc

   1 // Copyright (C) 2004 Free Software Foundation
   2 //
   3 // This file is part of the GNU ISO C++ Library.  This library is free
   4 // software; you can redistribute it and/or modify it under the
   5 // terms of the GNU General Public License as published by the
   6 // Free Software Foundation; either version 2, or (at your option)
   7 // any later version.
   8
   9 // This library is distributed in the hope that it will be useful,
  10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 // GNU General Public License for more details.
  13
  14 // You should have received a copy of the GNU General Public License along
  15 // with this library; see the file COPYING.  If not, write to the Free
  16 // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
  17 // USA.
  18
  19 // 27.6.1.3 unformatted input functions
  20
  21 #include <sstream>
  22 #include <testsuite_hooks.h>
  23
  24 // DR 243. get and getline when sentry reports failure.
  25 void test01()
  26 {
  27   using namespace std;
  28   bool test __attribute__((unused)) = true;
  29
  30   wstringbuf strbuf01;
  31   wstringbuf strbuf02;
  32   wistream istr01(&strbuf01);
  33   wistream istr02(&strbuf02);
  34   wchar_t buf02[2] = L"*" ;
  35
  36   istr01.peek();
  37   VERIFY( istr01.eof() );
  38
  39   istr01.get(0, 0);
  40   VERIFY( istr01.gcount() == 0 );
  41   VERIFY( istr01.fail() );
  42
  43   istr02.peek();
  44   VERIFY( istr02.eof() );
  45
  46   istr02.get(buf02, 1);
  47   VERIFY( istr02.gcount() == 0 );
  48   VERIFY( istr02.fail() );
  49   VERIFY( buf02[0] == wchar_t() );
  50 }
  51
  52 int main()
  53 {
  54   test01();
  55   return 0;
  56 }