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// 1999-04-12 bkoz

// Copyright (C) 1999, 2000, 2002, 2003, 2009 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/>.

// 27.6.1.2.2 arithmetic extractors

#include <cstdio> // for printf

#include <istream>

#include <sstream>

#include <locale>

#include <testsuite_hooks.h>

std::string str_01;

std::string str_02("true false 0 1 110001");

std::string str_03("-19999999 777777 -234234 233 -234 33 1 66300.25 .315 1.5");

std::string str_04("0123");

std::stringbuf isbuf_01(std::ios_base::in);

std::stringbuf isbuf_02(str_02, std::ios_base::in);

std::stringbuf isbuf_03(str_03, std::ios_base::in);

std::stringbuf isbuf_04(str_04, std::ios_base::in);

std::istream is_01(NULL);

std::istream is_02(&isbuf_02);

std::istream is_03(&isbuf_03);

std::istream is_04(&isbuf_04);

std::stringstream ss_01(str_01);

// minimal sanity check

bool test01() {

  bool test __attribute__((unused)) = true;

  // Integral Types:

  bool                  b1  = false;

  short                 s1  = 0;

  int                   i1  = 0;

  long                  l1  = 0;

  unsigned short        us1 = 0;

  unsigned int          ui1 = 0;

  unsigned long         ul1 = 0;

  // Floating-point Types:

  float                 f1  = 0;

  double                d1  = 0;

  long double           ld1 = 0;

  // process alphanumeric versions of bool values

  std::ios_base::fmtflags fmt = is_02.flags();

  bool testfmt = fmt & std::ios_base::boolalpha;

  is_02.setf(std::ios_base::boolalpha);

  fmt = is_02.flags();

  testfmt = fmt & std::ios_base::boolalpha;

  is_02 >> b1;

  VERIFY( b1 == 1 );

  is_02 >> b1;

  VERIFY( b1 == 0 );

  // process numeric versions of of bool values

  is_02.unsetf(std::ios_base::boolalpha);

  fmt = is_02.flags();

  testfmt = fmt & std::ios_base::boolalpha;

  is_02 >> b1;

  VERIFY( b1 == 0 );

  is_02 >> b1;

  VERIFY( b1 == 1 );

  // is_03 == "-19999999 777777 -234234 233 -234 33 1 66300.25 .315 1.5"

  is_03 >> l1;

  VERIFY( l1 == -19999999 );

  is_03 >> ul1;

  VERIFY( ul1 == 777777 );

  is_03 >> i1;

  VERIFY( i1 == -234234 );

  is_03 >> ui1;

  VERIFY( ui1 == 233 );

  is_03 >> s1;

  VERIFY( s1 == -234 );

  is_03 >> us1;

  VERIFY( us1 == 33 );

  is_03 >> b1;

  VERIFY( b1 == 1 );

  is_03 >> ld1;

  VERIFY( ld1 == 66300.25 );

  is_03 >> d1;

  VERIFY( d1 == .315 );

  is_03 >> f1;

  VERIFY( f1 == 1.5 );

  is_04 >> std::hex >> i1;

  std::printf ("%d %d %d\n", i1, i1 == 0x123, test);

  VERIFY( i1 == 0x123 );

  std::printf ("%d %d %d\n", i1, i1 == 0x123, test);

  // test void pointers

  int i = 55;

  void* po = &i;

  void* pi;

  ss_01 << po;

  ss_01 >> pi;

  std::printf ("%p %p\n", pi, po);

  VERIFY( po == pi );

  return test;

}

int main()

{

  test01();

  return 0;

}