libcxx/test/std/time/time.duration/time.duration.arithmetic/op_divide=.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 // <chrono>
  10
  11 // duration
  12
  13 // duration& operator/=(const rep& rhs);
  14
  15 #include <chrono>
  16 #include <cassert>
  17
  18 #include "test_macros.h"
  19 #include "../../rep.h"
  20
  21 #if TEST_STD_VER > 14
  22 constexpr bool test_constexpr()
  23 {
  24     std::chrono::seconds s(15);
  25     s /= 5;
  26     return s.count() == 3;
  27 }
  28 #endif
  29
  30 int main(int, char**)
  31 {
  32     {
  33     std::chrono::nanoseconds ns(15);
  34     ns /= 5;
  35     assert(ns.count() == 3);
  36     }
  37
  38 #if TEST_STD_VER > 14
  39     static_assert(test_constexpr(), "");
  40 #endif
  41
  42 #if TEST_STD_VER >= 11
  43     { // This is PR#41130
  44     std::chrono::nanoseconds d(5);
  45     NotARep n;
  46     d /= n;
  47     assert(d.count() == 5);
  48     }
  49 #endif
  50
  51   return 0;
  52 }