libstdc++-v3/testsuite/22_locale/num_put/put/char/6.cc

   1 // 2003-02-05 Paolo Carlini <pcarlini@unitus.it>
   2
   3 // Copyright (C) 2003 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, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
  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 // libstdc++/9548 and DR 231
  28 void test01()
  29 {
  30   using namespace std;
  31   bool test __attribute__((unused)) = true;
  32
  33   ostringstream oss1, oss2;
  34   const num_put<char>& np1 = use_facet<num_put<char> >(oss1.getloc());
  35   const num_put<char>& np2 = use_facet<num_put<char> >(oss2.getloc());
  36
  37   string result1, result2;
  38
  39   oss1.precision(-1);
  40   oss1.setf(ios_base::fixed, ios_base::floatfield);
  41   np1.put(oss1.rdbuf(), oss1, '+', 30.5);
  42   result1 = oss1.str();
  43   VERIFY( result1 == "30.500000" );
  44
  45   oss2.precision(0);
  46   oss2.setf(ios_base::scientific, ios_base::floatfield);
  47   np2.put(oss2.rdbuf(), oss2, '+', 1.0);
  48   result2 = oss2.str();
  49   VERIFY( result2 == "1e+00" );
  50 }
  51
  52 int main()
  53 {
  54   test01();
  55   return 0;
  56 }