| // Copyright (C) 2018-2022 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 "-DUSE_FILESYSTEM_TS -lstdc++fs" } |
| // { dg-do run { target c++11 } } |
| // { dg-require-filesystem-ts "" } |
| |
| #include <filesystem> |
| #include <testsuite_hooks.h> |
| #include <testsuite_fs.h> |
| |
| namespace fs = std::experimental::filesystem; |
| |
| void |
| test01() |
| { |
| std::error_code ec; |
| const std::error_code bad_ec = make_error_code(std::errc::invalid_argument); |
| bool n; |
| |
| n = fs::remove("", ec); |
| VERIFY( !ec ); // This seems odd, but is what the standard requires. |
| VERIFY( !n ); |
| |
| auto p = __gnu_test::nonexistent_path(); |
| ec = bad_ec; |
| n = remove(p, ec); |
| VERIFY( !ec ); |
| VERIFY( !n ); |
| |
| #ifndef NO_SYMLINKS |
| auto link = __gnu_test::nonexistent_path(); |
| create_symlink(p, link); // dangling symlink |
| ec = bad_ec; |
| n = remove(link, ec); |
| VERIFY( !ec ); |
| VERIFY( n ); |
| VERIFY( !exists(symlink_status(link)) ); |
| |
| __gnu_test::scoped_file f(p); |
| create_symlink(p, link); |
| ec = bad_ec; |
| n = remove(link, ec); |
| VERIFY( !ec ); |
| VERIFY( n ); |
| VERIFY( !exists(symlink_status(link)) ); // The symlink is removed, but |
| VERIFY( exists(p) ); // its target is not. |
| |
| ec = bad_ec; |
| n = remove(p, ec); |
| VERIFY( !ec ); |
| VERIFY( n ); |
| VERIFY( !exists(symlink_status(p)) ); |
| #endif |
| |
| const auto dir = __gnu_test::nonexistent_path(); |
| create_directories(dir/"a/b"); |
| ec.clear(); |
| n = remove(dir/"a", ec); |
| VERIFY( ec ); |
| VERIFY( !n ); |
| VERIFY( exists(dir/"a/b") ); |
| |
| if (__gnu_test::permissions_are_testable()) |
| { |
| permissions(dir, fs::perms::none, ec); |
| if (!ec) |
| { |
| ec.clear(); |
| n = remove(dir/"a/b", ec); |
| VERIFY( ec ); |
| VERIFY( !n ); |
| permissions(dir, fs::perms::owner_all, ec); |
| } |
| } |
| |
| ec = bad_ec; |
| n = remove(dir/"a/b", ec); |
| VERIFY( !ec ); |
| VERIFY( n ); |
| VERIFY( !exists(dir/"a/b") ); |
| |
| remove(dir/"a", ec); |
| remove(dir, ec); |
| } |
| |
| int |
| main() |
| { |
| test01(); |
| } |