gcc/libstdc++-v3/testsuite/experimental/filesystem/operations/temp_directory_path.cc

128 lines
2.8 KiB
C++

// Copyright (C) 2015-2017 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING3. If not see
// <http://www.gnu.org/licenses/>.
// { dg-options "-lstdc++fs" }
// { dg-do run { target c++11 } }
// { dg-require-filesystem-ts "" }
#include <experimental/filesystem>
#include <stdlib.h>
#include <testsuite_hooks.h>
#include <testsuite_fs.h>
void
clean_env()
{
::unsetenv("TMPDIR");
::unsetenv("TMP");
::unsetenv("TEMPDIR");
::unsetenv("TEMP");
}
namespace fs = std::experimental::filesystem;
void
test01()
{
clean_env();
if (!fs::exists("/tmp"))
return; // just give up
std::error_code ec = make_error_code(std::errc::invalid_argument);
fs::path p1 = fs::temp_directory_path(ec);
VERIFY( !ec );
VERIFY( exists(p1) );
fs::path p2 = fs::temp_directory_path();
VERIFY( p1 == p2 );
}
void
test02()
{
clean_env();
if (::setenv("TMPDIR", __gnu_test::nonexistent_path().string().c_str(), 1))
return; // just give up
std::error_code ec;
fs::path p = fs::temp_directory_path(ec);
VERIFY( ec );
VERIFY( p == fs::path() );
std::error_code ec2;
try {
p = fs::temp_directory_path();
} catch (const fs::filesystem_error& e) {
ec2 = e.code();
}
VERIFY( ec2 == ec );
}
void
test03()
{
auto p = __gnu_test::nonexistent_path();
create_directories(p/"tmp");
permissions(p, fs::perms::none);
setenv("TMPDIR", (p/"tmp").c_str(), 1);
std::error_code ec;
auto r = fs::temp_directory_path(ec); // libstdc++/PR71337
VERIFY( ec == std::make_error_code(std::errc::permission_denied) );
VERIFY( r == fs::path() );
std::error_code ec2;
try {
fs::temp_directory_path();
} catch (const fs::filesystem_error& e) {
ec2 = e.code();
}
VERIFY( ec2 == ec );
permissions(p, fs::perms::owner_all, ec);
remove_all(p, ec);
}
void
test04()
{
__gnu_test::scoped_file f;
setenv("TMPDIR", f.path.c_str(), 1);
std::error_code ec;
auto r = fs::temp_directory_path(ec);
VERIFY( ec == std::make_error_code(std::errc::not_a_directory) );
VERIFY( r == fs::path() );
std::error_code ec2;
try {
fs::temp_directory_path();
} catch (const fs::filesystem_error& e) {
ec2 = e.code();
}
VERIFY( ec2 == ec );
}
int
main()
{
test01();
test02();
test03();
test04();
}