old-autovect-branch/libstdc++-v3/testsuite/27_io/basic_ostream/inserters_arithmetic/wchar_t/3.cc

   1 // Copyright (C) 2005 Free Software Foundation, Inc.
   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 #include <sstream>
  20 #include <limits>
  21 #include <testsuite_hooks.h>
  22
  23 template<typename T>
  24 bool
  25 test03_check(T n)
  26 {
  27   using namespace std;
  28   bool test __attribute__((unused)) = true;
  29
  30   wstringbuf strbuf;
  31   wostream o(&strbuf);
  32   const wchar_t *expect;
  33
  34   if (numeric_limits<T>::digits + 1 == 16)
  35     expect = L"177777 ffff";
  36   else if (numeric_limits<T>::digits + 1 == 32)
  37     expect = L"37777777777 ffffffff";
  38   else if (numeric_limits<T>::digits + 1 == 64)
  39     expect = L"1777777777777777777777 ffffffffffffffff";
  40   else
  41     expect = L"wow, you've got some big numbers here";
  42
  43   o << oct << n << L' ' << hex << n;
  44   VERIFY ( strbuf.str() == expect );
  45
  46   return test;
  47 }
  48
  49 void
  50 test03()
  51 {
  52   short s = -1;
  53   int i = -1;
  54   long l = -1;
  55
  56   test03_check(s);
  57   test03_check(i);
  58   test03_check(l);
  59 }
  60
  61 int
  62 main()
  63 {
  64   test03();
  65   return 0;
  66 }