diff options
Diffstat (limited to 'libstdc++-v3/testsuite/experimental/filesystem/operations/remove.cc')
-rw-r--r-- | libstdc++-v3/testsuite/experimental/filesystem/operations/remove.cc | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/libstdc++-v3/testsuite/experimental/filesystem/operations/remove.cc b/libstdc++-v3/testsuite/experimental/filesystem/operations/remove.cc new file mode 100644 index 00000000000..7c098b4864b --- /dev/null +++ b/libstdc++-v3/testsuite/experimental/filesystem/operations/remove.cc @@ -0,0 +1,100 @@ +// Copyright (C) 2018 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 <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 ); + + 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)) ); + + 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") ); + + 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(); +} |