1// 2004-03-01 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// 22.2.2.1.1 num_get members 22 23#include <locale> 24#include <sstream> 25#include <testsuite_hooks.h> 26 27struct Punct1: std::numpunct<wchar_t> 28{ 29 std::string do_grouping() const { return "\1"; } 30 wchar_t do_thousands_sep() const { return L'+'; } 31}; 32 33struct Punct2: std::numpunct<wchar_t> 34{ 35 wchar_t do_decimal_point() const { return L'-'; } 36}; 37 38// http://gcc.gnu.org/ml/libstdc++/2003-12/msg00201.html 39void test01() 40{ 41 using namespace std; 42 typedef istreambuf_iterator<wchar_t> iterator_type; 43 44 bool test __attribute__((unused)) = true; 45 46 wistringstream iss1, iss2; 47 iss1.imbue(locale(iss1.getloc(), new Punct1)); 48 iss2.imbue(locale(iss2.getloc(), new Punct2)); 49 const num_get<wchar_t>& ng1 = use_facet<num_get<wchar_t> >(iss1.getloc()); 50 const num_get<wchar_t>& ng2 = use_facet<num_get<wchar_t> >(iss2.getloc()); 51 52 ios_base::iostate err = ios_base::goodbit; 53 iterator_type end; 54 double d = 0.0; 55 double d1 = 1.0; 56 double d2 = 3.0; 57 58 iss1.str(L"1e+2"); 59 err = ios_base::goodbit; 60 end = ng1.get(iss1.rdbuf(), 0, iss1, err, d); 61 VERIFY( err == ios_base::goodbit ); 62 VERIFY( d == d1 ); 63 64 iss2.str(L"3e-1"); 65 err = ios_base::goodbit; 66 end = ng2.get(iss2.rdbuf(), 0, iss2, err, d); 67 VERIFY( err == ios_base::goodbit ); 68 VERIFY( d == d2 ); 69} 70 71int main() 72{ 73 test01(); 74 return 0; 75} 76