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git.ipfire.org Git - thirdparty/gcc.git/blob - libstdc++-v3/testsuite/std/time/day/1.cc
1 // { dg-options "-std=gnu++2a" }
2 // { dg-do compile { target c++2a } }
4 // Copyright (C) 2020-2023 Free Software Foundation, Inc.
6 // This file is part of the GNU ISO C++ Library. This library is free
7 // software; you can redistribute it and/or modify it under the
8 // terms of the GNU General Public License as published by the
9 // Free Software Foundation; either version 3, or (at your option)
12 // This library is distributed in the hope that it will be useful,
13 // but WITHOUT ANY WARRANTY; without even the implied warranty of
14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 // GNU General Public License for more details.
17 // You should have received a copy of the GNU General Public License along
18 // with this library; see the file COPYING3. If not see
19 // <http://www.gnu.org/licenses/>.
21 // Class template day [time.cal.day]
28 using namespace std::chrono
;
38 static_assert(day
{1} + days
{2} == day
{3});
39 static_assert(days
{2} + day
{1} == day
{3});
40 static_assert(day
{3} - day
{1} == days
{2});
41 static_assert(day
{3} - days
{1} == day
{2});
43 static_assert(++day
{4} == day
{5});
44 static_assert(day
{4}++ == day
{4});
45 static_assert(--day
{4} == day
{3});
46 static_assert(day
{4}-- == day
{4});
47 static_assert((day
{4} += days
{3}) == day
{7});
48 static_assert((day
{4} -= days
{3}) == day
{1});
50 static_assert(!day
{}.ok());
51 static_assert(day
{1}.ok());
52 static_assert(day
{31}.ok());
53 static_assert(!day
{32}.ok());
55 static_assert(unsigned{day
{7}} == 7);
57 static_assert(!(day
{0} == day
{1}));
58 static_assert( (day
{0} != day
{2}));
59 static_assert( (day
{0} < day
{3}));
60 static_assert(!(day
{0} > day
{4}));
61 static_assert( (day
{0} <= day
{5}));
62 static_assert(!(day
{0} >= day
{6}));
64 static_assert(day
{0} <=> day
{1} == std::strong_ordering::less
);
65 static_assert(day
{3} <=> day
{3} == std::strong_ordering::equal
);
66 static_assert(day
{5} <=> day
{2} == std::strong_ordering::greater
);