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71 lines
2.2 KiB
C++
71 lines
2.2 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 month_day;
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// constexpr bool operator==(const month_day& x, const month_day& y) noexcept;
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// Returns: x.month() == y.month() && x.day() == y.day().
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//
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// constexpr bool operator< (const month_day& x, const month_day& y) noexcept;
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// Returns:
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// If x.month() < y.month() returns true.
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// Otherwise, if x.month() > y.month() returns false.
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// Otherwise, returns x.day() < y.day().
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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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#include "test_comparisons.h"
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int main()
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{
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using day = std::chrono::day;
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using month = std::chrono::month;
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using month_day = std::chrono::month_day;
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AssertComparisons6AreNoexcept<month_day>();
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AssertComparisons6ReturnBool<month_day>();
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static_assert( testComparisons6(
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month_day{std::chrono::January, day{1}},
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month_day{std::chrono::January, day{1}},
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true, false), "");
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static_assert( testComparisons6(
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month_day{std::chrono::January, day{1}},
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month_day{std::chrono::January, day{2}},
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false, true), "");
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static_assert( testComparisons6(
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month_day{std::chrono::January, day{1}},
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month_day{std::chrono::February, day{1}},
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false, true), "");
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// same day, different months
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for (unsigned i = 1; i < 12; ++i)
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for (unsigned j = 1; j < 12; ++j)
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assert((testComparisons6(
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month_day{month{i}, day{1}},
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month_day{month{j}, day{1}},
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i == j, i < j )));
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// same month, different days
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for (unsigned i = 1; i < 31; ++i)
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for (unsigned j = 1; j < 31; ++j)
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assert((testComparisons6(
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month_day{month{2}, day{i}},
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month_day{month{2}, day{j}},
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i == j, i < j )));
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}
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