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
13 // inline constexpr weekday Sunday{0};
14 // inline constexpr weekday Monday{1};
15 // inline constexpr weekday Tuesday{2};
16 // inline constexpr weekday Wednesday{3};
17 // inline constexpr weekday Thursday{4};
18 // inline constexpr weekday Friday{5};
19 // inline constexpr weekday Saturday{6};
20
21
22 #include <chrono>
23 #include <type_traits>
24 #include <cassert>
25
26 #include "test_macros.h"
27
main()28 int main()
29 {
30
31 ASSERT_SAME_TYPE(const std::chrono::weekday, decltype(std::chrono::Sunday));
32 ASSERT_SAME_TYPE(const std::chrono::weekday, decltype(std::chrono::Monday));
33 ASSERT_SAME_TYPE(const std::chrono::weekday, decltype(std::chrono::Tuesday));
34 ASSERT_SAME_TYPE(const std::chrono::weekday, decltype(std::chrono::Wednesday));
35 ASSERT_SAME_TYPE(const std::chrono::weekday, decltype(std::chrono::Thursday));
36 ASSERT_SAME_TYPE(const std::chrono::weekday, decltype(std::chrono::Friday));
37 ASSERT_SAME_TYPE(const std::chrono::weekday, decltype(std::chrono::Saturday));
38
39 static_assert( std::chrono::Sunday == std::chrono::weekday(0), "");
40 static_assert( std::chrono::Monday == std::chrono::weekday(1), "");
41 static_assert( std::chrono::Tuesday == std::chrono::weekday(2), "");
42 static_assert( std::chrono::Wednesday == std::chrono::weekday(3), "");
43 static_assert( std::chrono::Thursday == std::chrono::weekday(4), "");
44 static_assert( std::chrono::Friday == std::chrono::weekday(5), "");
45 static_assert( std::chrono::Saturday == std::chrono::weekday(6), "");
46
47 assert(std::chrono::Sunday == std::chrono::weekday(0));
48 assert(std::chrono::Monday == std::chrono::weekday(1));
49 assert(std::chrono::Tuesday == std::chrono::weekday(2));
50 assert(std::chrono::Wednesday == std::chrono::weekday(3));
51 assert(std::chrono::Thursday == std::chrono::weekday(4));
52 assert(std::chrono::Friday == std::chrono::weekday(5));
53 assert(std::chrono::Saturday == std::chrono::weekday(6));
54
55 assert(static_cast<unsigned>(std::chrono::Sunday) == 0);
56 assert(static_cast<unsigned>(std::chrono::Monday) == 1);
57 assert(static_cast<unsigned>(std::chrono::Tuesday) == 2);
58 assert(static_cast<unsigned>(std::chrono::Wednesday) == 3);
59 assert(static_cast<unsigned>(std::chrono::Thursday) == 4);
60 assert(static_cast<unsigned>(std::chrono::Friday) == 5);
61 assert(static_cast<unsigned>(std::chrono::Saturday) == 6);
62 }
63