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[thirdparty/gcc.git] / libstdc++-v3 / testsuite / 27_io / basic_ostream / inserters_arithmetic / wchar_t / 3.cc

// Copyright (C) 2005-2018 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library.  This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.

// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.

// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING3.  If not see
// <http://www.gnu.org/licenses/>.

#include <sstream>
#include <limits>
#include <testsuite_hooks.h>

template<typename T>
void
test03_check(T n)
{
  using namespace std;

  wstringbuf strbuf;
  wostream o(&strbuf);
  const wchar_t *expect;

  if (numeric_limits<T>::digits + 1 == 16)
    expect = L"177777 ffff";
  else if (numeric_limits<T>::digits + 1 == 32)
    expect = L"37777777777 ffffffff";
  else if (numeric_limits<T>::digits + 1 == 64)
    expect = L"1777777777777777777777 ffffffffffffffff";
  else
    expect = L"wow, you've got some big numbers here";

  o << oct << n << L' ' << hex << n;
  VERIFY ( strbuf.str() == expect );
}

void
test03()
{
  short s = -1;
  int i = -1;
  long l = -1;

  test03_check(s);
  test03_check(i);
  test03_check(l);
}

int 
main()
{
  test03();
  return 0;
}