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// Copyright (C) 2009-2018 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/>.
// 22.2.2.1.1 num_get members
#include <locale>
#include <sstream>
#include <limits>
#include <testsuite_hooks.h>
// libstdc++/39802
void test01()
{
using namespace std;
typedef istreambuf_iterator<char> iterator_type;
stringstream ss;
const num_get<char>& ng = use_facet<num_get<char> >(ss.getloc());
ios_base::iostate err;
iterator_type end;
const string empty;
unsigned long ul0 = 1;
const unsigned long ul1 = numeric_limits<unsigned long>::max();
ss << "-0";
err = ios_base::goodbit;
end = ng.get(ss.rdbuf(), 0, ss, err, ul0);
VERIFY( err == ios_base::eofbit );
VERIFY( ul0 == 0 );
ss.clear();
ss.str(empty);
ss << "-1";
err = ios_base::goodbit;
end = ng.get(ss.rdbuf(), 0, ss, err, ul0);
VERIFY( err == ios_base::eofbit );
VERIFY( ul0 == ul1 );
ss.clear();
ss.str(empty);
ss << '-' << ul1;
err = ios_base::goodbit;
end = ng.get(ss.rdbuf(), 0, ss, err, ul0);
VERIFY( err == ios_base::eofbit );
VERIFY( ul0 == 1 );
ss.clear();
ss.str(empty);
ss << '-' << ul1 << '0';
err = ios_base::goodbit;
end = ng.get(ss.rdbuf(), 0, ss, err, ul0);
VERIFY( err == (ios_base::eofbit | ios_base::failbit) );
VERIFY( ul0 == ul1 );
}
int main()
{
test01();
return 0;
}
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