diff options
Diffstat (limited to 'libcxx/test/std/utilities/time/time.hms/time.12/is_am.pass.cpp')
| -rw-r--r-- | libcxx/test/std/utilities/time/time.hms/time.12/is_am.pass.cpp | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/libcxx/test/std/utilities/time/time.hms/time.12/is_am.pass.cpp b/libcxx/test/std/utilities/time/time.hms/time.12/is_am.pass.cpp new file mode 100644 index 00000000000..f10707b2c5c --- /dev/null +++ b/libcxx/test/std/utilities/time/time.hms/time.12/is_am.pass.cpp @@ -0,0 +1,36 @@ +//===----------------------------------------------------------------------===// +// +// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. +// See https://llvm.org/LICENSE.txt for license information. +// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception +// +//===----------------------------------------------------------------------===// +// UNSUPPORTED: c++98, c++03, c++11, c++14, c++17 +// <chrono> + +// constexpr bool is_am(const hours& h) noexcept; +// Returns: 0h <= h && h <= 11h. + +#include <chrono> +#include <cassert> + +#include "test_macros.h" + +int main(int, char**) +{ + using hours = std::chrono::hours; + ASSERT_SAME_TYPE(bool, decltype(std::chrono::is_am(std::declval<hours>()))); + ASSERT_NOEXCEPT( std::chrono::is_am(std::declval<hours>())); + + static_assert( std::chrono::is_am(hours( 0)), ""); + static_assert( std::chrono::is_am(hours(11)), ""); + static_assert(!std::chrono::is_am(hours(12)), ""); + static_assert(!std::chrono::is_am(hours(23)), ""); + + for (int i = 0; i < 12; ++i) + assert( std::chrono::is_am(hours(i))); + for (int i = 12; i < 24; ++i) + assert(!std::chrono::is_am(hours(i))); + + return 0; +} |
