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-rw-r--r-- | libcxx/test/utilities/time/time.duration/time.duration.literals/literals.pass.cpp | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/libcxx/test/utilities/time/time.duration/time.duration.literals/literals.pass.cpp b/libcxx/test/utilities/time/time.duration/time.duration.literals/literals.pass.cpp new file mode 100644 index 00000000000..48324ae8365 --- /dev/null +++ b/libcxx/test/utilities/time/time.duration/time.duration.literals/literals.pass.cpp @@ -0,0 +1,59 @@ +//===----------------------------------------------------------------------===// +// +// The LLVM Compiler Infrastructure +// +// This file is dual licensed under the MIT and the University of Illinois Open +// Source Licenses. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// + +// <chrono> + +#include <chrono> +#include <type_traits> +#include <cassert> + +int main() +{ +#if _LIBCPP_STD_VER > 11 + using namespace std::literals::chrono_literals; + +// Make sure the types are right + static_assert ( std::is_same<decltype( 3h ), std::chrono::hours>::value, "" ); + static_assert ( std::is_same<decltype( 3min ), std::chrono::minutes>::value, "" ); + static_assert ( std::is_same<decltype( 3s ), std::chrono::seconds>::value, "" ); + static_assert ( std::is_same<decltype( 3ms ), std::chrono::milliseconds>::value, "" ); + static_assert ( std::is_same<decltype( 3us ), std::chrono::microseconds>::value, "" ); + static_assert ( std::is_same<decltype( 3ns ), std::chrono::nanoseconds>::value, "" ); + + std::chrono::hours h = 4h; + assert ( h == std::chrono::hours(4)); + auto h2 = 4.0h; + assert ( h == h2 ); + + std::chrono::minutes min = 36min; + assert ( min == std::chrono::minutes(36)); + auto min2 = 36.0min; + assert ( min == min2 ); + + std::chrono::seconds s = 24s; + assert ( s == std::chrono::seconds(24)); + auto s2 = 24.0s; + assert ( s == s2 ); + + std::chrono::milliseconds ms = 247ms; + assert ( ms == std::chrono::milliseconds(247)); + auto ms2 = 247.0ms; + assert ( ms == ms2 ); + + std::chrono::microseconds us = 867us; + assert ( us == std::chrono::microseconds(867)); + auto us2 = 867.0us; + assert ( us == us2 ); + + std::chrono::nanoseconds ns = 645ns; + assert ( ns == std::chrono::nanoseconds(645)); + auto ns2 = 645.ns; + assert ( ns == ns2 ); +#endif +} |