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41 lines
1.2 KiB
C++
41 lines
1.2 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// UNSUPPORTED: c++98, c++03, c++11, c++14, c++17
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// <chrono>
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// class year_month_day;
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// constexpr chrono::day day() const noexcept;
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// Returns: wd_
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#include <chrono>
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#include <type_traits>
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#include <cassert>
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#include "test_macros.h"
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int main()
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{
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using year = std::chrono::year;
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using month = std::chrono::month;
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using day = std::chrono::day;
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using year_month_day = std::chrono::year_month_day;
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ASSERT_NOEXCEPT( std::declval<const year_month_day>().day());
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ASSERT_SAME_TYPE(day, decltype(std::declval<const year_month_day>().day()));
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static_assert( year_month_day{}.day() == day{}, "");
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for (unsigned i = 1; i <= 50; ++i)
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{
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year_month_day ymd(year{1234}, month{2}, day{i});
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assert( static_cast<unsigned>(ymd.day()) == i);
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}
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}
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