libstdc++-v3/testsuite/27_io/ios_base/failure/cxx11.cc

   1 // Copyright (C) 2014-2016 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-do run { target c++11 } }
  19
  20 #include <ios>
  21 #include <testsuite_hooks.h>
  22
  23 #if _GLIBCXX_USE_CXX11_ABI
  24 using test_type = std::ios_base::failure;
  25
  26 static_assert( std::is_base_of<std::system_error, test_type>::value, "base" );
  27
  28 void
  29 test01()
  30 {
  31   test_type e("io error");
  32   VERIFY(std::string(e.what()).find("io error") != std::string::npos);
  33   e = test_type("", make_error_code(std::io_errc::stream));
  34 }
  35
  36 struct E : test_type
  37 {
  38   E(const char* s) : test_type(s, make_error_code(std::io_errc::stream)) { }
  39 };
  40
  41 void
  42 test02()
  43 {
  44   E e("io error");
  45   VERIFY(std::string(e.what()).find("io error") != std::string::npos);
  46 }
  47
  48 int
  49 main()
  50 {
  51   test01();
  52   test02();
  53 }
  54 #else
  55 int main() { }
  56 #endif