1// 2004-08-22 Paolo Carlini <pcarlini@suse.de> 2 3// Copyright (C) 2004, 2009 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 3, 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 COPYING3. If not see 18// <http://www.gnu.org/licenses/>. 19 20// 22.2.2.2.1 num_put members 21 22#include <locale> 23#include <sstream> 24#include <testsuite_hooks.h> 25 26// According to 22.2.2.2.2, p23 and the resolution of DR 359 27// val must be casted to a signed type: this can be revealed 28// by ios_base::showpos, which is effective only for signed 29// types (also see libstdc++/15565 about this). 30void test01() 31{ 32 using namespace std; 33 bool test __attribute__((unused)) = true; 34 35 // basic construction 36 locale loc_c = locale::classic(); 37 38 // sanity check the data is correct. 39 const string empty; 40 41 // cache the num_put facet 42 ostringstream oss; 43 oss.imbue(loc_c); 44 const num_put<char>& np = use_facet<num_put<char> >(oss.getloc()); 45 46 bool b = true; 47 np.put(oss.rdbuf(), oss, ' ', b); 48 VERIFY( oss.str() == "1" ); 49 50 oss.str(empty); 51 oss.clear(); 52 oss.setf(ios_base::showpos); 53 np.put(oss.rdbuf(), oss, ' ', b); 54 VERIFY( oss.str() == "+1" ); 55} 56 57int main() 58{ 59 test01(); 60 return 0; 61} 62