libstdc++-v3/testsuite/22_locale/time_put/put/wchar_t/12439_1.cc

   1 // Copyright (C) 2003-2024 Free Software Foundation, Inc.
   2 //
   3 // This file is part of the GNU ISO C++ Library.  This library is free
   4 // software; you can redistribute it and/or modify it under the
   5 // terms of the GNU General Public License as published by the
   6 // Free Software Foundation; either version 3, or (at your option)
   7 // any later version.
   8
   9 // This library is distributed in the hope that it will be useful,
  10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 // GNU General Public License for more details.
  13
  14 // You should have received a copy of the GNU General Public License along
  15 // with this library; see the file COPYING3.  If not see
  16 // <http://www.gnu.org/licenses/>.
  17
  18 // { dg-require-time "" }
  19
  20 // 22.2.5.3.1 time_put members
  21
  22 #include <locale>
  23 #include <sstream>
  24 #include <ctime>
  25 #include <cstring>
  26 #include <testsuite_hooks.h>
  27
  28 class TP : public std::time_put<wchar_t>
  29 {
  30 public:
  31   mutable std::wstring fill_chars;
  32
  33 protected:
  34   iter_type do_put(iter_type s, std::ios_base&, char_type fill,
  35                    const std::tm*, char, char) const
  36   {
  37     fill_chars.push_back(fill);
  38     return s;
  39   }
  40 };
  41
  42 // libstdc++/12439
  43 // time_put::put doesn't pass fill character to do_put
  44 void test01()
  45 {
  46   using namespace std;
  47
  48   wostringstream stream;
  49   time_t tt = time(0);
  50
  51   const wchar_t* fmt = L"%c";
  52
  53   TP tp;
  54   tp.put(TP::iter_type(stream), stream, L'W', localtime(&tt),
  55          fmt, fmt + wcslen(fmt));
  56   VERIFY( !tp.fill_chars.empty() );
  57   VERIFY( tp.fill_chars[tp.fill_chars.length() - 1] == L'W' );
  58 }
  59
  60 int main()
  61 {
  62   test01();
  63   return 0;
  64 }