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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, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
// 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<wchar_t> iterator_type;
bool test __attribute__((unused)) = true;
// basic construction
locale loc_c = locale::classic();
// sanity check the data is correct.
const wstring 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
wistringstream iss;
iss.imbue(loc_c);
const num_get<wchar_t>& ng = use_facet<num_get<wchar_t> >(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(L"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(L"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(L"1294967294");
iss.clear();
err = goodbit;
ng.get(iss.rdbuf(), 0, iss, err, ul);
VERIFY( ul == ul1);
VERIFY( err == eofbit );
iss.str(L"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(L"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(L"+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
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