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// 2001-11-21 Benjamin Kosnik  <bkoz@redhat.com>

// Copyright (C) 2001, 2002, 2003, 2004 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 2, 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 COPYING.  If not, write to the Free

// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,

// USA.

// 22.2.2.1.1  num_get members

#include <locale>

#include <sstream>

#include <testsuite_hooks.h>

void test02()

{

  using namespace std;

  typedef istreambuf_iterator<char> iterator_type;

  bool test __attribute__((unused)) = true;

  // basic construction

  locale loc_c = locale::classic();

  // sanity check the data is correct.

  const string empty;

  bool b1 = true;

  bool b0 = false;

  unsigned long ul1 = 1294967294;

  unsigned long ul2 = 0;

  unsigned long ul;

  double d1 =  1.02345e+308;

  double d2 = 3.15e-308;

  double d;

  // cache the num_get facet

  istringstream iss;

  iss.imbue(loc_c);

  const num_get<char>& ng = use_facet<num_get<char> >(iss.getloc());

  const ios_base::iostate goodbit = ios_base::goodbit;

  const ios_base::iostate eofbit = ios_base::eofbit;

  ios_base::iostate err = ios_base::goodbit;

  // C

  // bool, more twisted examples

  iss.str("true ");

  iss.clear();

  iss.setf(ios_base::boolalpha);

  err = goodbit;

  ng.get(iss.rdbuf(), 0, iss, err, b0);

  VERIFY( b0 == true );

  VERIFY( err == goodbit );

  iss.str("false ");

  iss.clear();

  iss.setf(ios_base::boolalpha);

  err = goodbit;

  ng.get(iss.rdbuf(), 0, iss, err, b1);

  VERIFY( b1 == false );

  VERIFY( err == goodbit );

  // unsigned long, in a locale that does not group

  iss.imbue(loc_c);

  iss.str("1294967294");

  iss.clear();

  err = goodbit;

  ng.get(iss.rdbuf(), 0, iss, err, ul);

  VERIFY( ul == ul1);

  VERIFY( err == eofbit );

  iss.str("0+++++++++++++++++++");

  iss.clear();

  err = goodbit;

  ng.get(iss.rdbuf(), 0, iss, err, ul);

  VERIFY( ul == ul2);

  VERIFY( err == goodbit );

  // double

  iss.imbue(loc_c);

  iss.str("1.02345e+308++++++++");

  iss.clear();

  iss.width(20);

  iss.setf(ios_base::left, ios_base::adjustfield);

  err = goodbit;

  ng.get(iss.rdbuf(), 0, iss, err, d);

  VERIFY( d == d1 );

  VERIFY( err == goodbit );

  iss.str("+3.15e-308");

  iss.clear();

  iss.width(20);

  iss.setf(ios_base::right, ios_base::adjustfield);

  err = goodbit;

  ng.get(iss.rdbuf(), 0, iss, err, d);

  VERIFY( d == d2 );

  VERIFY( err == eofbit );

}

int main()

{

  test02();

  return 0;

}

// Kathleen Hannah, humanitarian, woman, art-thief