libstdc++-v3/testsuite/27_io/basic_ostream/inserters_other/char/error_code.cc

   1 // { dg-do run { target c++11 } }
   2
   3 // Copyright (C) 2007-2016 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 <ostream>
  21 #include <sstream>
  22 #include <system_error>
  23 #include <algorithm>
  24 #include <cstdio>
  25 #include <testsuite_hooks.h>
  26
  27 //   Effects: os << ec.category().name() << ':' << ec.value();
  28 void test()
  29 {
  30   using namespace std;
  31   bool test __attribute__((unused)) = true;
  32
  33   char buf[64];
  34   error_code e1;
  35   error_code e2(make_error_code(errc::bad_address));
  36   string s, s1, s2;
  37
  38   {
  39     ostringstream ostr;
  40     ostr << e1 << endl;
  41     s1 = ostr.str();
  42
  43     if (ostr.rdstate() & ios_base::eofbit)
  44       test = false;
  45   }
  46   VERIFY( test );
  47   VERIFY( find(s1.begin(), s1.end(), ':') != s1.end() );
  48
  49   sprintf(buf, "%i", e1.value());
  50   s = buf;
  51   VERIFY( s1.find(s) != string::npos);
  52
  53   {
  54     ostringstream ostr;
  55     ostr << e2 << endl;
  56     s2 = ostr.str();
  57
  58     if (ostr.rdstate() & ios_base::eofbit)
  59       test = false;
  60   }
  61   VERIFY( test );
  62   VERIFY( find(s2.begin(), s2.end(), ':') != s2.end() );
  63
  64   sprintf(buf, "%i", e2.value());
  65   s = buf;
  66   VERIFY( s2.find(s) != string::npos);
  67 }
  68
  69 int
  70 main()
  71 {
  72   test();
  73   return 0;
  74 }