| 1 | //===----------------------------------------------------------------------===// |
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| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | |
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| 9 | // UNSUPPORTED: c++03, c++11, c++14 |
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| 10 | |
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| 11 | // <filesystem> |
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| 12 | |
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| 13 | // enum class perms; |
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| 14 | |
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| 15 | #include <filesystem> |
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| 16 | #include <type_traits> |
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| 17 | #include <cassert> |
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| 18 | |
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| 19 | #include "test_macros.h" |
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| 20 | #include "check_bitmask_types.h" |
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| 21 | namespace fs = std::filesystem; |
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| 22 | |
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| 23 | constexpr fs::perms ME(int val) { return static_cast<fs::perms>(val); } |
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| 24 | |
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| 25 | int main(int, char**) { |
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| 26 | typedef fs::perms E; |
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| 27 | static_assert(std::is_enum<E>::value, "" ); |
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| 28 | |
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| 29 | // Check that E is a scoped enum by checking for conversions. |
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| 30 | typedef std::underlying_type<E>::type UT; |
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| 31 | static_assert(!std::is_convertible<E, UT>::value, "" ); |
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| 32 | |
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| 33 | LIBCPP_STATIC_ASSERT(std::is_same<UT, unsigned >::value, "" ); // Implementation detail |
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| 34 | |
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| 35 | typedef check_bitmask_type<E, E::group_all, E::owner_all> BitmaskTester; |
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| 36 | assert(BitmaskTester::check()); |
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| 37 | |
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| 38 | static_assert( |
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| 39 | E::none == ME(val: 0) && |
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| 40 | |
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| 41 | E::owner_read == ME(val: 0400) && |
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| 42 | E::owner_write == ME(val: 0200) && |
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| 43 | E::owner_exec == ME(val: 0100) && |
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| 44 | E::owner_all == ME(val: 0700) && |
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| 45 | |
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| 46 | E::group_read == ME(val: 040) && |
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| 47 | E::group_write == ME(val: 020) && |
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| 48 | E::group_exec == ME(val: 010) && |
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| 49 | E::group_all == ME(val: 070) && |
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| 50 | |
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| 51 | E::others_read == ME(val: 04) && |
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| 52 | E::others_write == ME(val: 02) && |
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| 53 | E::others_exec == ME(val: 01) && |
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| 54 | E::others_all == ME(val: 07) && |
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| 55 | E::all == ME(val: 0777) && |
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| 56 | E::set_uid == ME(val: 04000) && |
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| 57 | E::set_gid == ME(val: 02000) && |
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| 58 | E::sticky_bit == ME(val: 01000) && |
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| 59 | E::mask == ME(val: 07777) && |
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| 60 | E::unknown == ME(val: 0xFFFF), |
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| 61 | "Expected enumeration values do not match" ); |
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| 62 | |
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| 63 | return 0; |
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| 64 | } |
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| 65 | |
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