test/std/utilities/time/time.cal/time.cal.mwd/time.cal.mwd.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 month_weekday;
  13
  14 // constexpr bool operator==(const month_weekday& x, const month_weekday& y) noexcept;
  15 //   Returns: x.month() == y.month() && x.day() == y.day().
  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()
  26 {
  27     using month_weekday   = std::chrono::month_weekday;
  28     using month           = std::chrono::month;
  29     using weekday_indexed = std::chrono::weekday_indexed;
  30     using weekday         = std::chrono::weekday;
  31
  32     constexpr weekday Sunday = std::chrono::Sunday;
  33     constexpr weekday Monday = std::chrono::Monday;
  34
  35     AssertComparisons2AreNoexcept<month_weekday>();
  36     AssertComparisons2ReturnBool<month_weekday>();
  37
  38     static_assert( testComparisons2(
  39         month_weekday{std::chrono::January, weekday_indexed{Sunday, 1}},
  40         month_weekday{std::chrono::January, weekday_indexed{Sunday, 1}},
  41         true), "");
  42
  43     static_assert( testComparisons2(
  44         month_weekday{std::chrono::January, weekday_indexed{Sunday, 1}},
  45         month_weekday{std::chrono::January, weekday_indexed{Sunday, 2}},
  46         false), "");
  47
  48     static_assert( testComparisons2(
  49         month_weekday{std::chrono::January,  weekday_indexed{Sunday, 1}},
  50         month_weekday{std::chrono::February, weekday_indexed{Sunday, 1}},
  51         false), "");
  52
  53     static_assert( testComparisons2(
  54         month_weekday{std::chrono::January, weekday_indexed{Monday, 1}},
  55         month_weekday{std::chrono::January, weekday_indexed{Sunday, 2}},
  56         false), "");
  57
  58     static_assert( testComparisons2(
  59         month_weekday{std::chrono::January,  weekday_indexed{Monday, 1}},
  60         month_weekday{std::chrono::February, weekday_indexed{Sunday, 1}},
  61         false), "");
  62
  63 //  same day, different months
  64     for (unsigned i = 1; i < 12; ++i)
  65         for (unsigned j = 1; j < 12; ++j)
  66             assert((testComparisons2(
  67                 month_weekday{month{i}, weekday_indexed{Sunday, 1}},
  68                 month_weekday{month{j}, weekday_indexed{Sunday, 1}},
  69                 i == j)));
  70
  71 //  same month, different weeks
  72     for (unsigned i = 1; i < 5; ++i)
  73         for (unsigned j = 1; j < 5; ++j)
  74             assert((testComparisons2(
  75                 month_weekday{month{2}, weekday_indexed{Sunday, i}},
  76                 month_weekday{month{2}, weekday_indexed{Sunday, j}},
  77                 i == j)));
  78
  79 //  same month, different days
  80     for (unsigned i = 0; i < 6; ++i)
  81         for (unsigned j = 0; j < 6; ++j)
  82             assert((testComparisons2(
  83                 month_weekday{month{2}, weekday_indexed{weekday{i}, 2}},
  84                 month_weekday{month{2}, weekday_indexed{weekday{j}, 2}},
  85                 i == j)));
  86 }