1// 2004-08-22 Paolo Carlini <pcarlini@suse.de> 2 3// Copyright (C) 2004 Free Software Foundation 4// 5// This file is part of the GNU ISO C++ Library. This library is free 6// software; you can redistribute it and/or modify it under the 7// terms of the GNU General Public License as published by the 8// Free Software Foundation; either version 2, or (at your option) 9// any later version. 10 11// This library is distributed in the hope that it will be useful, 12// but WITHOUT ANY WARRANTY; without even the implied warranty of 13// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14// GNU General Public License for more details. 15 16// You should have received a copy of the GNU General Public License along 17// with this library; see the file COPYING. If not, write to the Free 18// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 19// USA. 20 21// 22.2.2.2.1 num_put members 22 23#include <locale> 24#include <sstream> 25#include <testsuite_hooks.h> 26 27// According to 22.2.2.2.2, p23 and the resolution of DR 359 28// val must be casted to a signed type: this can be revealed 29// by ios_base::showpos, which is effective only for signed 30// types (also see libstdc++/15565 about this). 31void test01() 32{ 33 using namespace std; 34 bool test __attribute__((unused)) = true; 35 36 // basic construction 37 locale loc_c = locale::classic(); 38 39 // sanity check the data is correct. 40 const string empty; 41 42 // cache the num_put facet 43 ostringstream oss; 44 oss.imbue(loc_c); 45 const num_put<char>& np = use_facet<num_put<char> >(oss.getloc()); 46 47 bool b = true; 48 np.put(oss.rdbuf(), oss, ' ', b); 49 VERIFY( oss.str() == "1" ); 50 51 oss.str(empty); 52 oss.clear(); 53 oss.setf(ios_base::showpos); 54 np.put(oss.rdbuf(), oss, ' ', b); 55 VERIFY( oss.str() == "+1" ); 56} 57 58int main() 59{ 60 test01(); 61 return 0; 62} 63