libstdc++-v3/testsuite/experimental/filesystem/filesystem_error/cons.cc

   1 // Copyright (C) 2018-2022 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-options "-lstdc++fs" }
  19 // { dg-do run { target c++11 } }
  20 // { dg-require-filesystem-ts "" }
  21
  22 #include <experimental/filesystem>
  23 #include <testsuite_hooks.h>
  24
  25 using std::experimental::filesystem::filesystem_error;
  26 using std::experimental::filesystem::path;
  27
  28 bool contains(std::string what_str, std::string expected)
  29 {
  30   return what_str.find(expected) != std::string::npos;
  31 }
  32
  33 void
  34 test01()
  35 {
  36   const char* const str = "error test";
  37   const std::error_code ec = make_error_code(std::errc::is_a_directory);
  38   const path p1 = "test/path/one";
  39   const path p2 = "/test/path/two";
  40
  41   const filesystem_error e1(str, ec);
  42   VERIFY( contains(e1.what(), str) );
  43   VERIFY( !contains(e1.what(), "[]") ); // no "empty path" in the string
  44   VERIFY( e1.path1().empty() );
  45   VERIFY( e1.path2().empty() );
  46   VERIFY( e1.code() == ec );
  47
  48   const filesystem_error e2(str, p1, ec);
  49   VERIFY( e2.path1() == p1 );
  50   VERIFY( e2.path2().empty() );
  51   VERIFY( contains(e2.what(), str) );
  52   VERIFY( contains(e2.what(), p1.string()) );
  53   VERIFY( e2.code() == ec );
  54
  55   const filesystem_error e3(str, path{}, ec);
  56   VERIFY( e3.path1().empty() );
  57   VERIFY( e3.path2().empty() );
  58   VERIFY( contains(e3.what(), str) );
  59   VERIFY( e3.code() == ec );
  60
  61   const filesystem_error e4(str, p1, p2, ec);
  62   VERIFY( e4.path1() == p1 );
  63   VERIFY( e4.path2() == p2 );
  64   VERIFY( contains(e4.what(), str) );
  65   VERIFY( contains(e4.what(), p1.string()) );
  66   VERIFY( contains(e4.what(), p2.string()) );
  67   VERIFY( !contains(e4.what(), "[]") );
  68   VERIFY( e4.code() == ec );
  69
  70   const filesystem_error e5(str, p1, path{}, ec);
  71   VERIFY( e5.path1() == p1 );
  72   VERIFY( e5.path2().empty() );
  73   VERIFY( contains(e5.what(), str) );
  74   VERIFY( contains(e5.what(), p1.string()) );
  75   VERIFY( e5.code() == ec );
  76
  77   const filesystem_error e6(str, path{}, p2, ec);
  78   VERIFY( e6.path1().empty() );
  79   VERIFY( e6.path2() == p2 );
  80   VERIFY( contains(e6.what(), str) );
  81   VERIFY( contains(e6.what(), "[]") );
  82   VERIFY( contains(e6.what(), p2.string()) );
  83   VERIFY( e6.code() == ec );
  84 }
  85
  86 int
  87 main()
  88 {
  89   test01();
  90 }