test/std/utilities/time/time.cal/time.cal.ymwdlast/time.cal.ymwdlast.nonmembers/comparisons.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 bool operator==(const year_month_weekday_last& x, const year_month_weekday_last& y) noexcept;
  15 //   Returns: x.year() == y.year() && x.month() == y.month() && x.weekday_last() == y.weekday_last()
  16 //
  17
  18
  19 #include <chrono>
  20 #include <type_traits>
  21 #include <cassert>
  22
  23 #include "test_macros.h"
  24 #include "test_comparisons.h"
  25
  26 int main()
  27 {
  28     using year                    = std::chrono::year;
  29     using month                   = std::chrono::month;
  30     using weekday                 = std::chrono::weekday;
  31     using weekday_last            = std::chrono::weekday_last;
  32     using year_month_weekday_last = std::chrono::year_month_weekday_last;
  33
  34     AssertComparisons2AreNoexcept<year_month_weekday_last>();
  35     AssertComparisons2ReturnBool<year_month_weekday_last>();
  36
  37     constexpr month January   = std::chrono::January;
  38     constexpr month February  = std::chrono::February;
  39     constexpr weekday Tuesday = std::chrono::Tuesday;
  40     constexpr weekday Wednesday = std::chrono::Wednesday;
  41
  42     static_assert( testComparisons2(
  43         year_month_weekday_last{year{1234}, January, weekday_last{Tuesday}},
  44         year_month_weekday_last{year{1234}, January, weekday_last{Tuesday}},
  45         true), "");
  46
  47 //  different day
  48     static_assert( testComparisons2(
  49         year_month_weekday_last{year{1234}, January, weekday_last{Tuesday}},
  50         year_month_weekday_last{year{1234}, January, weekday_last{Wednesday}},
  51         false), "");
  52
  53 //  different month
  54     static_assert( testComparisons2(
  55         year_month_weekday_last{year{1234}, January,  weekday_last{Tuesday}},
  56         year_month_weekday_last{year{1234}, February, weekday_last{Tuesday}},
  57         false), "");
  58
  59 //  different year
  60     static_assert( testComparisons2(
  61         year_month_weekday_last{year{1234}, January, weekday_last{Tuesday}},
  62         year_month_weekday_last{year{1235}, January, weekday_last{Tuesday}},
  63         false), "");
  64
  65
  66 //  different month and day
  67     static_assert( testComparisons2(
  68         year_month_weekday_last{year{1234}, January,  weekday_last{Tuesday}},
  69         year_month_weekday_last{year{1234}, February, weekday_last{Wednesday}},
  70         false), "");
  71
  72 //  different year and month
  73     static_assert( testComparisons2(
  74         year_month_weekday_last{year{1234}, February, weekday_last{Tuesday}},
  75         year_month_weekday_last{year{1235}, January,  weekday_last{Tuesday}},
  76         false), "");
  77
  78 //  different year and day
  79     static_assert( testComparisons2(
  80         year_month_weekday_last{year{1234}, January, weekday_last{Wednesday}},
  81         year_month_weekday_last{year{1235}, January, weekday_last{Tuesday}},
  82         false), "");
  83
  84 //  different year, month and day
  85     static_assert( testComparisons2(
  86         year_month_weekday_last{year{1234}, February, weekday_last{Wednesday}},
  87         year_month_weekday_last{year{1235}, January,  weekday_last{Tuesday}},
  88         false), "");
  89
  90
  91 //  same year, different days
  92     for (unsigned i = 1; i < 28; ++i)
  93         for (unsigned j = 1; j < 28; ++j)
  94             assert((testComparisons2(
  95                 year_month_weekday_last{year{1234}, January, weekday_last{weekday{i}}},
  96                 year_month_weekday_last{year{1234}, January, weekday_last{weekday{j}}},
  97                 i == j)));
  98
  99 //  same year, different months
 100     for (unsigned i = 1; i < 12; ++i)
 101         for (unsigned j = 1; j < 12; ++j)
 102             assert((testComparisons2(
 103                 year_month_weekday_last{year{1234}, month{i}, weekday_last{Tuesday}},
 104                 year_month_weekday_last{year{1234}, month{j}, weekday_last{Tuesday}},
 105                 i == j)));
 106
 107 //  same month, different years
 108     for (int i = 1000; i < 20; ++i)
 109         for (int j = 1000; j < 20; ++j)
 110         assert((testComparisons2(
 111             year_month_weekday_last{year{i}, January, weekday_last{Tuesday}},
 112             year_month_weekday_last{year{j}, January, weekday_last{Tuesday}},
 113             i == j)));
 114 }