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1 // Copyright (C) 2018-2023 Free Software Foundation, Inc.
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)
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.
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/>.
18 // { dg-do run { target c++17 } }
19 // { dg-require-filesystem-ts "" }
22 #include <testsuite_hooks.h>
23 #include <testsuite_fs.h>
25 namespace fs
= std::filesystem
;
31 const std::error_code bad_ec
= make_error_code(std::errc::invalid_argument
);
34 n
= fs::remove("", ec
);
35 VERIFY( !ec
); // This seems odd, but is what the standard requires.
38 auto p
= __gnu_test::nonexistent_path();
45 auto link
= __gnu_test::nonexistent_path();
46 create_symlink(p
, link
); // dangling symlink
51 VERIFY( !exists(symlink_status(link
)) );
53 __gnu_test::scoped_file
f(p
);
54 create_symlink(p
, link
);
59 VERIFY( !exists(symlink_status(link
)) ); // The symlink is removed, but
60 VERIFY( exists(p
) ); // its target is not.
66 VERIFY( !exists(symlink_status(p
)) );
69 const auto dir
= __gnu_test::nonexistent_path();
70 create_directories(dir
/"a/b");
72 n
= remove(dir
/"a", ec
);
75 VERIFY( exists(dir
/"a/b") );
77 if (__gnu_test::permissions_are_testable())
79 permissions(dir
, fs::perms::none
, ec
);
83 n
= remove(dir
/"a/b", ec
);
86 permissions(dir
, fs::perms::owner_all
, ec
);
91 n
= remove(dir
/"a/b", ec
);
94 VERIFY( !exists(dir
/"a/b") );