libstdc++-v3/testsuite/27_io/basic_ostream/inserters_arithmetic/char/exceptions_badbit_throw.cc

   1 // 2003-03-08  Jerry Quinn  <jlquinn@optonline.net>
   2
   3 // Copyright (C) 2003-2019 Free Software Foundation, Inc.
   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 #include <locale>
  21 #include <sstream>
  22 #include <testsuite_hooks.h>
  23 #include <testsuite_io.h>
  24
  25 // libstdc++/9561
  26 template<typename T>
  27 void test_badbit()
  28 {
  29   using namespace std;
  30
  31   locale loc(locale::classic(), new __gnu_test::fail_num_put_char);
  32   ostringstream stream("jaylib - champion sound");
  33   stream.imbue(loc);
  34
  35   stream.exceptions(ios_base::badbit);
  36   VERIFY( stream.rdstate() == ios_base::goodbit );
  37
  38   try
  39     {
  40       T i = T();
  41       stream << i;
  42       VERIFY( false );
  43     }
  44   catch (const __gnu_test::facet_error&)
  45     {
  46       // stream should set badbit and rethrow facet_error.
  47       VERIFY( stream.bad() );
  48       VERIFY( (stream.rdstate() & ios_base::failbit) == 0 );
  49       VERIFY( !stream.eof() );
  50     }
  51   catch (...)
  52     {
  53       VERIFY(false);
  54     }
  55 }
  56
  57
  58 int main()
  59 {
  60   test_badbit<bool>();
  61   test_badbit<short>();
  62   test_badbit<unsigned short>();
  63   test_badbit<int>();
  64   test_badbit<unsigned int>();
  65   test_badbit<long>();
  66   test_badbit<unsigned long>();
  67
  68   test_badbit<float>();
  69   test_badbit<double>();
  70
  71   return 0;
  72 }