libcxx/test/std/time/time.clock/time.clock.system/now.pass.cpp

   1 //===----------------------------------------------------------------------===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 // "unable to find library from dependent library specifier: rt"
  10 // XFAIL: LIBCXX-PICOLIBC-FIXME
  11
  12 // <chrono>
  13
  14 // system_clock
  15
  16 // static time_point now();
  17
  18 #include <chrono>
  19 #include <cassert>
  20
  21 #include "test_macros.h"
  22
  23 int main(int, char**)
  24 {
  25     typedef std::chrono::system_clock C;
  26     C::time_point t1 = C::now();
  27     assert(t1.time_since_epoch().count() != 0);
  28     assert(C::time_point::min() < t1);
  29     assert(C::time_point::max() > t1);
  30
  31   return 0;
  32 }