libcxx/test/std/time/time.cal/time.cal.ymwd/time.cal.ymwd.nonmembers/comparisons.pass.cpp

   1 //===----------------------------------------------------------------------===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8 // UNSUPPORTED: c++03, c++11, c++14, c++17
   9
  10 // <chrono>
  11 // class year_month_weekday;
  12
  13 // constexpr bool operator==(const year_month_weekday& x, const year_month_weekday& y) noexcept;
  14 //   Returns: x.year() == y.year() && x.month() == y.month() && x.weekday_indexed() == y.weekday_indexed()
  15 //
  16
  17
  18 #include <chrono>
  19 #include <type_traits>
  20 #include <cassert>
  21
  22 #include "test_macros.h"
  23 #include "test_comparisons.h"
  24
  25 int main(int, char**)
  26 {
  27     using year               = std::chrono::year;
  28     using month              = std::chrono::month;
  29     using weekday_indexed    = std::chrono::weekday_indexed;
  30     using weekday            = std::chrono::weekday;
  31     using year_month_weekday = std::chrono::year_month_weekday;
  32
  33     AssertEqualityAreNoexcept<year_month_weekday>();
  34     AssertEqualityReturnBool<year_month_weekday>();
  35
  36     constexpr month January   = std::chrono::January;
  37     constexpr month February  = std::chrono::February;
  38     constexpr weekday Tuesday = std::chrono::Tuesday;
  39
  40     static_assert( testEquality(
  41         year_month_weekday{year{1234}, January, weekday_indexed{Tuesday, 1}},
  42         year_month_weekday{year{1234}, January, weekday_indexed{Tuesday, 1}},
  43         true), "");
  44
  45     // different day
  46     static_assert( testEquality(
  47         year_month_weekday{year{1234}, January, weekday_indexed{Tuesday, 1}},
  48         year_month_weekday{year{1234}, January, weekday_indexed{Tuesday, 2}},
  49         false), "");
  50
  51     // different month
  52     static_assert( testEquality(
  53         year_month_weekday{year{1234}, January,  weekday_indexed{Tuesday, 1}},
  54         year_month_weekday{year{1234}, February, weekday_indexed{Tuesday, 1}},
  55         false), "");
  56
  57     // different year
  58     static_assert( testEquality(
  59         year_month_weekday{year{1234}, January, weekday_indexed{Tuesday, 1}},
  60         year_month_weekday{year{1235}, January, weekday_indexed{Tuesday, 1}},
  61         false), "");
  62
  63
  64     // different month and day
  65     static_assert( testEquality(
  66         year_month_weekday{year{1234}, January,  weekday_indexed{Tuesday, 1}},
  67         year_month_weekday{year{1234}, February, weekday_indexed{Tuesday, 2}},
  68         false), "");
  69
  70     // different year and month
  71     static_assert( testEquality(
  72         year_month_weekday{year{1234}, February, weekday_indexed{Tuesday, 1}},
  73         year_month_weekday{year{1235}, January,  weekday_indexed{Tuesday, 1}},
  74         false), "");
  75
  76     // different year and day
  77     static_assert( testEquality(
  78         year_month_weekday{year{1234}, January, weekday_indexed{Tuesday, 2}},
  79         year_month_weekday{year{1235}, January, weekday_indexed{Tuesday, 1}},
  80         false), "");
  81
  82     // different year, month and day
  83     static_assert( testEquality(
  84         year_month_weekday{year{1234}, February, weekday_indexed{Tuesday, 2}},
  85         year_month_weekday{year{1235}, January,  weekday_indexed{Tuesday, 1}},
  86         false), "");
  87
  88
  89     // same year, different days
  90     for (unsigned i = 1; i < 28; ++i)
  91         for (unsigned j = 1; j < 28; ++j)
  92             assert((testEquality(
  93                 year_month_weekday{year{1234}, January, weekday_indexed{Tuesday, i}},
  94                 year_month_weekday{year{1234}, January, weekday_indexed{Tuesday, j}},
  95                 i == j)));
  96
  97     // same year, different months
  98     for (unsigned i = 1; i < 12; ++i)
  99         for (unsigned j = 1; j < 12; ++j)
 100             assert((testEquality(
 101                 year_month_weekday{year{1234}, month{i}, weekday_indexed{Tuesday, 1}},
 102                 year_month_weekday{year{1234}, month{j}, weekday_indexed{Tuesday, 1}},
 103                 i == j)));
 104
 105     // same month, different years
 106     for (int i = 1000; i < 2000; ++i)
 107         for (int j = 1000; j < 2000; ++j)
 108         assert((testEquality(
 109             year_month_weekday{year{i}, January, weekday_indexed{Tuesday, 1}},
 110             year_month_weekday{year{j}, January, weekday_indexed{Tuesday, 1}},
 111             i == j)));
 112
 113     return 0;
 114 }