test/std/utilities/time/time.cal/time.cal.ymwdlast/time.cal.ymwdlast.members/ctor.pass.cpp

   1 //===----------------------------------------------------------------------===//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file is dual licensed under the MIT and the University of Illinois Open
   6 // Source Licenses. See LICENSE.TXT for details.
   7 //
   8 //===----------------------------------------------------------------------===//
   9 // UNSUPPORTED: c++98, c++03, c++11, c++14, c++17
  10
  11 // <chrono>
  12 // class year_month_weekday_last;
  13
  14 //  constexpr year_month_weekday_last(const chrono::year& y, const chrono::month& m,
  15 //                               const chrono::weekday_last& wdl) noexcept;
  16 //
  17 //  Effects:  Constructs an object of type year_month_weekday_last by initializing
  18 //                y_ with y, m_ with m, and wdl_ with wdl.
  19 //
  20 //  constexpr chrono::year                 year() const noexcept;
  21 //  constexpr chrono::month               month() const noexcept;
  22 //  constexpr chrono::weekday           weekday() const noexcept;
  23 //  constexpr chrono::weekday_last weekday_last() const noexcept;
  24 //  constexpr bool                           ok() const noexcept;
  25
  26 #include <chrono>
  27 #include <type_traits>
  28 #include <cassert>
  29
  30 #include "test_macros.h"
  31
  32 int main()
  33 {
  34     using year                    = std::chrono::year;
  35     using month                   = std::chrono::month;
  36     using weekday                 = std::chrono::weekday;
  37     using weekday_last            = std::chrono::weekday_last;
  38     using year_month_weekday_last = std::chrono::year_month_weekday_last;
  39
  40     constexpr month January = std::chrono::January;
  41     constexpr weekday Tuesday = std::chrono::Tuesday;
  42
  43     ASSERT_NOEXCEPT(year_month_weekday_last{year{1}, month{1}, weekday_last{Tuesday}});
  44
  45     constexpr year_month_weekday_last ym1{year{2019}, January, weekday_last{Tuesday}};
  46     static_assert( ym1.year()         == year{2019},            "");
  47     static_assert( ym1.month()        == January,               "");
  48     static_assert( ym1.weekday()      == Tuesday,               "");
  49     static_assert( ym1.weekday_last() == weekday_last{Tuesday}, "");
  50     static_assert( ym1.ok(),                                    "");
  51
  52 }