libstdc++-v3/testsuite/experimental/filesystem/file_status/1.cc

   1 // Copyright (C) 2017-2019 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 "-DUSE_FILESYSTEM_TS -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 namespace fs = std::experimental::filesystem;
  26
  27 template<typename... Args>
  28 constexpr bool nothrow_constructible() {
  29   return std::is_nothrow_constructible<fs::file_status, Args...>::value;
  30 }
  31
  32 void
  33 test01()
  34 {
  35   fs::file_status st0;
  36   VERIFY( st0.type() == fs::file_type::none );
  37   VERIFY( st0.permissions() == fs::perms::unknown );
  38   static_assert( nothrow_constructible<>(), "" );
  39
  40   fs::file_status st1(fs::file_type::regular);
  41   VERIFY( st1.type() == fs::file_type::regular );
  42   VERIFY( st1.permissions() == fs::perms::unknown );
  43   static_assert( nothrow_constructible<fs::file_type>(), "" );
  44
  45   fs::file_status st2(fs::file_type::directory, fs::perms::owner_all);
  46   VERIFY( st2.type() == fs::file_type::directory );
  47   VERIFY( st2.permissions() == fs::perms::owner_all );
  48   static_assert( nothrow_constructible<fs::file_type, fs::perms>(), "" );
  49
  50   static_assert( nothrow_constructible<const fs::file_status&>(), "" );
  51   static_assert( nothrow_constructible<fs::file_status>(), "" );
  52 }
  53
  54 void
  55 test02()
  56 {
  57   fs::file_status st;
  58   VERIFY( st.type() == fs::file_type::none );
  59   VERIFY( st.permissions() == fs::perms::unknown );
  60
  61   st.type(fs::file_type::symlink);
  62   VERIFY( st.type() == fs::file_type::symlink );
  63   VERIFY( st.permissions() == fs::perms::unknown );
  64
  65   st.permissions(fs::perms::owner_all);
  66   VERIFY( st.type() == fs::file_type::symlink );
  67   VERIFY( st.permissions() == fs::perms::owner_all );
  68 }
  69
  70 int
  71 main()
  72 {
  73   test01();
  74   test02();
  75 }