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

   1 // { dg-do run { target c++11 } }
   2
   3 // Copyright (C) 2007-2018 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
  32   char buf[64];
  33   error_code e1;
  34   error_code e2(make_error_code(errc::bad_address));
  35   string s, s1, s2;
  36
  37   {
  38     ostringstream ostr;
  39     ostr << e1 << endl;
  40     s1 = ostr.str();
  41
  42     if (ostr.rdstate() & ios_base::eofbit)
  43       VERIFY( false );
  44   }
  45
  46   VERIFY( find(s1.begin(), s1.end(), ':') != s1.end() );
  47
  48   sprintf(buf, "%i", e1.value());
  49   s = buf;
  50   VERIFY( s1.find(s) != string::npos );
  51
  52   {
  53     ostringstream ostr;
  54     ostr << e2 << endl;
  55     s2 = ostr.str();
  56
  57     if (ostr.rdstate() & ios_base::eofbit)
  58       VERIFY( false );
  59   }
  60
  61   VERIFY( find(s2.begin(), s2.end(), ':') != s2.end() );
  62
  63   sprintf(buf, "%i", e2.value());
  64   s = buf;
  65   VERIFY( s2.find(s) != string::npos );
  66 }
  67
  68 int
  69 main()
  70 {
  71   test();
  72   return 0;
  73 }