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// Copyright (C) 2004, 2009 Free Software Foundation

//

// 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/>.

// 27.6.1.3 unformatted input functions

#include <istream>

#include <sstream>

#include <testsuite_hooks.h>

void

test01()

{

  typedef std::ios::traits_type traits_type;

  bool test __attribute__((unused)) = true;

  const std::wstring str_01;

  const std::wstring str_02(L"soul eyes: john coltrane quartet");

  std::wstring strtmp;

  std::wstringbuf isbuf_03(str_02, std::ios_base::in);

  std::wstringbuf isbuf_04(str_02, std::ios_base::in);

  std::wistream is_00(NULL);

  std::wistream is_03(&isbuf_03);

  std::wistream is_04(&isbuf_04);

  std::ios_base::iostate state1, state2, statefail, stateeof;

  statefail = std::ios_base::failbit;

  stateeof = std::ios_base::eofbit;

  // istream& read(char_type* s, streamsize n)

  wchar_t carray[60] = L"";

  is_04.read(carray, 9);

  VERIFY( is_04.peek() == L':' );

  // istream& ignore(streamsize n = 1, int_type delim = traits::eof())

  state1 = is_04.rdstate();

  is_04.ignore();

  VERIFY( is_04.gcount() == 1 );

  state2 = is_04.rdstate();

  VERIFY( state1 == state2 );

  VERIFY( is_04.peek() == L' ' );

  state1 = is_04.rdstate();

  is_04.ignore(0);

  VERIFY( is_04.gcount() == 0 );

  state2 = is_04.rdstate();

  VERIFY( state1 == state2 );

  VERIFY( is_04.peek() == L' ' );

  state1 = is_04.rdstate();

  is_04.ignore(5, traits_type::to_int_type(' '));

  VERIFY( is_04.gcount() == 1 );

  state2 = is_04.rdstate();

  VERIFY( state1 == state2 );

  VERIFY( is_04.peek() == L'j' );

}

int

main()

{

  test01();

  return 0;

}