llvm-project/libcxx/test/std/utilities/time/time.clock/time.clock.hires/now.pass.cpp

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//===----------------------------------------------------------------------===//
//
// 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
//
//===----------------------------------------------------------------------===//
// <chrono>
// high_resolution_clock
// static time_point now();
#include <chrono>
#include <cassert>
int main()
{
typedef std::chrono::high_resolution_clock C;
C::time_point t1 = C::now();
assert(t1.time_since_epoch().count() != 0);
assert(C::time_point::min() < t1);
assert(C::time_point::max() > t1);
}