| 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 | // UNSUPPORTED: c++03, c++11, c++14, c++17 |
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| 9 | |
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| 10 | // <chrono> |
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| 11 | // class weekday_last; |
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| 12 | |
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| 13 | // explicit constexpr weekday_last(const chrono::weekday& wd) noexcept; |
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| 14 | // |
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| 15 | // Effects: Constructs an object of type weekday_last by initializing wd_ with wd. |
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| 16 | // |
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| 17 | // constexpr chrono::weekday weekday() const noexcept; |
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| 18 | // constexpr bool ok() const noexcept; |
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| 19 | |
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| 20 | #include <chrono> |
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| 21 | #include <type_traits> |
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| 22 | #include <cassert> |
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| 23 | |
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| 24 | #include "test_macros.h" |
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| 25 | |
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| 26 | int main(int, char**) |
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| 27 | { |
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| 28 | using weekday = std::chrono::weekday; |
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| 29 | using weekday_last = std::chrono::weekday_last; |
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| 30 | |
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| 31 | ASSERT_NOEXCEPT(weekday_last{weekday{}}); |
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| 32 | |
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| 33 | constexpr weekday_last wdl0{weekday{}}; |
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| 34 | static_assert( wdl0.weekday() == weekday{}, "" ); |
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| 35 | static_assert( wdl0.ok(), "" ); |
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| 36 | |
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| 37 | constexpr weekday_last wdl1 {weekday{1}}; |
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| 38 | static_assert( wdl1.weekday() == weekday{1}, "" ); |
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| 39 | static_assert( wdl1.ok(), "" ); |
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| 40 | |
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| 41 | for (unsigned i = 0; i <= 255; ++i) |
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| 42 | { |
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| 43 | weekday_last wdl{weekday{i}}; |
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| 44 | assert(wdl.weekday() == weekday{i}); |
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| 45 | } |
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| 46 | |
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| 47 | return 0; |
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| 48 | } |
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| 49 | |
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