ok.pass.cpp (2982B)
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 ok() const noexcept; 15 // Returns: y_.ok() && m_.ok() && wdl_.ok(). 16 17 #include <chrono> 18 #include <type_traits> 19 #include <cassert> 20 21 #include "test_macros.h" 22 23 int main() 24 { 25 using year = std::chrono::year; 26 using month = std::chrono::month; 27 using weekday = std::chrono::weekday; 28 using weekday_last = std::chrono::weekday_last; 29 using year_month_weekday_last = std::chrono::year_month_weekday_last; 30 31 constexpr month January = std::chrono::January; 32 constexpr weekday Tuesday = std::chrono::Tuesday; 33 34 ASSERT_NOEXCEPT( std::declval<const year_month_weekday_last>().ok()); 35 ASSERT_SAME_TYPE(bool, decltype(std::declval<const year_month_weekday_last>().ok())); 36 37 static_assert(!year_month_weekday_last{year{-32768}, month{}, weekday_last{weekday{}}}.ok(), ""); // All three bad 38 39 static_assert(!year_month_weekday_last{year{-32768}, January, weekday_last{Tuesday}}.ok(), ""); // Bad year 40 static_assert(!year_month_weekday_last{year{2019}, month{}, weekday_last{Tuesday}}.ok(), ""); // Bad month 41 static_assert(!year_month_weekday_last{year{2019}, January, weekday_last{weekday{7}}}.ok(), ""); // Bad day 42 43 static_assert(!year_month_weekday_last{year{-32768}, month{}, weekday_last{Tuesday}}.ok(), ""); // Bad year & month 44 static_assert(!year_month_weekday_last{year{2019}, month{}, weekday_last{weekday{7}}}.ok(), ""); // Bad month & day 45 static_assert(!year_month_weekday_last{year{-32768}, January, weekday_last{weekday{7}}}.ok(), ""); // Bad year & day 46 47 static_assert( year_month_weekday_last{year{2019}, January, weekday_last{Tuesday}}.ok(), ""); // All OK 48 49 for (unsigned i = 0; i <= 50; ++i) 50 { 51 year_month_weekday_last ym{year{2019}, January, weekday_last{Tuesday}}; 52 assert((ym.ok() == weekday_last{Tuesday}.ok())); 53 } 54 55 for (unsigned i = 0; i <= 50; ++i) 56 { 57 year_month_weekday_last ym{year{2019}, January, weekday_last{weekday{i}}}; 58 assert((ym.ok() == weekday_last{weekday{i}}.ok())); 59 } 60 61 for (unsigned i = 0; i <= 50; ++i) 62 { 63 year_month_weekday_last ym{year{2019}, month{i}, weekday_last{Tuesday}}; 64 assert((ym.ok() == month{i}.ok())); 65 } 66 67 const int ymax = static_cast<int>(year::max()); 68 for (int i = ymax - 100; i <= ymax + 100; ++i) 69 { 70 year_month_weekday_last ym{year{i}, January, weekday_last{Tuesday}}; 71 assert((ym.ok() == year{i}.ok())); 72 } 73 }