1 //===----------------------------------------------------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8
9 // UNSUPPORTED: c++03, c++11, c++14
10
11 // <filesystem>
12
13 // enum class directory_options;
14
15 #include <filesystem>
16 #include <type_traits>
17 #include <cassert>
18
19 #include "test_macros.h"
20 #include "check_bitmask_types.h"
21 namespace fs = std::filesystem;
22
ME(int val)23 constexpr fs::directory_options ME(int val) { return static_cast<fs::directory_options>(val); }
24
main(int,char **)25 int main(int, char**) {
26 typedef fs::directory_options E;
27 static_assert(std::is_enum<E>::value, "");
28
29 // Check that E is a scoped enum by checking for conversions.
30 typedef std::underlying_type<E>::type UT;
31 static_assert(!std::is_convertible<E, UT>::value, "");
32 LIBCPP_STATIC_ASSERT(std::is_same<UT, unsigned char>::value, "");
33
34 typedef check_bitmask_type<E, E::follow_directory_symlink, E::skip_permission_denied> BitmaskTester;
35 assert(BitmaskTester::check());
36
37 static_assert(
38 E::none == ME(0) &&
39 E::follow_directory_symlink == ME(1) &&
40 E::skip_permission_denied == ME(2),
41 "Expected enumeration values do not match");
42
43
44 return 0;
45 }
46