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//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
// UNSUPPORTED: c++98, c++03
// <filesystem>
// file_status status(const path& p);
// file_status status(const path& p, error_code& ec) noexcept;
#include "filesystem_include.hpp"
#include "test_macros.h"
#include "rapid-cxx-test.hpp"
#include "filesystem_test_helper.hpp"
using namespace fs;
TEST_SUITE(filesystem_status_test_suite)
TEST_CASE(signature_test)
{
const path p; ((void)p);
std::error_code ec; ((void)ec);
ASSERT_NOT_NOEXCEPT(status(p));
ASSERT_NOEXCEPT(status(p, ec));
}
TEST_CASE(test_status_not_found)
{
const std::error_code expect_ec =
std::make_error_code(std::errc::no_such_file_or_directory);
const path cases[] {
StaticEnv::DNE,
StaticEnv::BadSymlink
};
for (auto& p : cases) {
std::error_code ec = std::make_error_code(std::errc::address_in_use);
// test non-throwing overload.
file_status st = status(p, ec);
TEST_CHECK(ec == expect_ec);
TEST_CHECK(st.type() == file_type::not_found);
TEST_CHECK(st.permissions() == perms::unknown);
// test throwing overload. It should not throw even though it reports
// that the file was not found.
TEST_CHECK_NO_THROW(st = status(p));
TEST_CHECK(st.type() == file_type::not_found);
TEST_CHECK(st.permissions() == perms::unknown);
}
}
TEST_CASE(test_status_cannot_resolve)
{
scoped_test_env env;
const path dir = env.create_dir("dir");
const path file = env.create_file("dir/file", 42);
const path sym = env.create_symlink("dir/file", "sym");
permissions(dir, perms::none);
const std::error_code set_ec =
std::make_error_code(std::errc::address_in_use);
const std::error_code perm_ec =
std::make_error_code(std::errc::permission_denied);
const std::error_code name_too_long_ec =
std::make_error_code(std::errc::filename_too_long);
struct TestCase {
path p;
std::error_code expect_ec;
} const TestCases[] = {
{file, perm_ec},
{sym, perm_ec},
{path(std::string(2500, 'a')), name_too_long_ec}
};
for (auto& TC : TestCases)
{
{ // test non-throwing case
std::error_code ec = set_ec;
file_status st = status(TC.p, ec);
TEST_CHECK(ec == TC.expect_ec);
TEST_CHECK(st.type() == file_type::none);
TEST_CHECK(st.permissions() == perms::unknown);
}
#ifndef TEST_HAS_NO_EXCEPTIONS
{ // test throwing case
try {
status(TC.p);
} catch (filesystem_error const& err) {
TEST_CHECK(err.path1() == TC.p);
TEST_CHECK(err.path2() == "");
TEST_CHECK(err.code() == TC.expect_ec);
}
}
#endif
}
}
TEST_CASE(status_file_types_test)
{
scoped_test_env env;
struct TestCase {
path p;
file_type expect_type;
} cases[] = {
{StaticEnv::File, file_type::regular},
{StaticEnv::SymlinkToFile, file_type::regular},
{StaticEnv::Dir, file_type::directory},
{StaticEnv::SymlinkToDir, file_type::directory},
// Block files tested elsewhere
{StaticEnv::CharFile, file_type::character},
#if !defined(__APPLE__) && !defined(__FreeBSD__) // No support for domain sockets
{env.create_socket("socket"), file_type::socket},
#endif
{env.create_fifo("fifo"), file_type::fifo}
};
for (const auto& TC : cases) {
// test non-throwing case
std::error_code ec = std::make_error_code(std::errc::address_in_use);
file_status st = status(TC.p, ec);
TEST_CHECK(!ec);
TEST_CHECK(st.type() == TC.expect_type);
TEST_CHECK(st.permissions() != perms::unknown);
// test throwing case
TEST_REQUIRE_NO_THROW(st = status(TC.p));
TEST_CHECK(st.type() == TC.expect_type);
TEST_CHECK(st.permissions() != perms::unknown);
}
}
TEST_CASE(test_block_file)
{
const path possible_paths[] = {
"/dev/drive0", // Apple
"/dev/sda",
"/dev/loop0"
};
path p;
for (const path& possible_p : possible_paths) {
std::error_code ec;
if (exists(possible_p, ec)) {
p = possible_p;
break;
}
}
if (p == path{}) {
TEST_UNSUPPORTED();
}
// test non-throwing case
std::error_code ec = std::make_error_code(std::errc::address_in_use);
file_status st = status(p, ec);
TEST_CHECK(!ec);
TEST_CHECK(st.type() == file_type::block);
TEST_CHECK(st.permissions() != perms::unknown);
// test throwing case
TEST_REQUIRE_NO_THROW(st = status(p));
TEST_CHECK(st.type() == file_type::block);
TEST_CHECK(st.permissions() != perms::unknown);
}
TEST_SUITE_END()
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