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 perms; |
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 | |
23 | constexpr fs::perms ME(int val) { return static_cast<fs::perms>(val); } |
24 | |
25 | int main(int, char**) { |
26 | typedef fs::perms 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 | |
33 | LIBCPP_STATIC_ASSERT(std::is_same<UT, unsigned >::value, "" ); // Implementation detail |
34 | |
35 | typedef check_bitmask_type<E, E::group_all, E::owner_all> BitmaskTester; |
36 | assert(BitmaskTester::check()); |
37 | |
38 | static_assert( |
39 | E::none == ME(val: 0) && |
40 | |
41 | E::owner_read == ME(val: 0400) && |
42 | E::owner_write == ME(val: 0200) && |
43 | E::owner_exec == ME(val: 0100) && |
44 | E::owner_all == ME(val: 0700) && |
45 | |
46 | E::group_read == ME(val: 040) && |
47 | E::group_write == ME(val: 020) && |
48 | E::group_exec == ME(val: 010) && |
49 | E::group_all == ME(val: 070) && |
50 | |
51 | E::others_read == ME(val: 04) && |
52 | E::others_write == ME(val: 02) && |
53 | E::others_exec == ME(val: 01) && |
54 | E::others_all == ME(val: 07) && |
55 | E::all == ME(val: 0777) && |
56 | E::set_uid == ME(val: 04000) && |
57 | E::set_gid == ME(val: 02000) && |
58 | E::sticky_bit == ME(val: 01000) && |
59 | E::mask == ME(val: 07777) && |
60 | E::unknown == ME(val: 0xFFFF), |
61 | "Expected enumeration values do not match" ); |
62 | |
63 | return 0; |
64 | } |
65 | |