llvm-project/libcxx/test/std/input.output/filesystems/fs.enum/enum.directory_options.pass.cpp
Martin Storsjö 66427d7359 [libcxx] [test] Mark tests for libcxx specific implementation details with LIBCPP_ONLY()
This matches an existing marking in enum.path.format.pass.cpp.

Differential Revision: https://reviews.llvm.org/D89534
2020-10-16 17:36:56 +03:00

47 lines
1.4 KiB
C++

//===----------------------------------------------------------------------===//
//
// 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++03
// <filesystem>
// enum class directory_options;
#include "filesystem_include.h"
#include <type_traits>
#include <cassert>
#include <sys/stat.h>
#include "test_macros.h"
#include "check_bitmask_types.h"
constexpr fs::directory_options ME(int val) { return static_cast<fs::directory_options>(val); }
int main(int, char**) {
typedef fs::directory_options E;
static_assert(std::is_enum<E>::value, "");
// Check that E is a scoped enum by checking for conversions.
typedef std::underlying_type<E>::type UT;
static_assert(!std::is_convertible<E, UT>::value, "");
LIBCPP_ONLY(static_assert(std::is_same<UT, unsigned char>::value, ""));
typedef check_bitmask_type<E, E::follow_directory_symlink, E::skip_permission_denied> BitmaskTester;
assert(BitmaskTester::check());
static_assert(
E::none == ME(0) &&
E::follow_directory_symlink == ME(1) &&
E::skip_permission_denied == ME(2),
"Expected enumeration values do not match");
return 0;
}