libstdc++-v3/testsuite/20_util/duration/arithmetic/2.cc

   1 // { dg-options "-std=gnu++11" }
   2 // { dg-require-cstdint "" }
   3
   4 // Copyright (C) 2008-2016 Free Software Foundation, Inc.
   5 //
   6 // This file is part of the GNU ISO C++ Library.  This library is free
   7 // software; you can redistribute it and/or modify it under the
   8 // terms of the GNU General Public License as published by the
   9 // Free Software Foundation; either version 3, or (at your option)
  10 // any later version.
  11
  12 // This library is distributed in the hope that it will be useful,
  13 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 // GNU General Public License for more details.
  16
  17 // You should have received a copy of the GNU General Public License along
  18 // with this library; see the file COPYING3.  If not see
  19 // <http://www.gnu.org/licenses/>.
  20
  21 // 20.8.3 Class template duration [time.duration]
  22
  23 #include <chrono>
  24 #include <testsuite_hooks.h>
  25
  26 // 20.8.3.5 duration non-member arithmetic [time.duration.nonmember]
  27 void
  28 test01()
  29 {
  30   bool test __attribute__((unused)) = true;
  31   using namespace std::chrono;
  32
  33   duration<int> d0(12);
  34   duration<int> d1(3);
  35   int i = 3;
  36
  37   duration<int> d2 = d0 + d1;
  38   VERIFY(d2.count() == 15);
  39
  40   duration<int> d3 = d0 - d1;
  41   VERIFY(d3.count() == 9);
  42
  43   duration<int> d4 = d0 * i;
  44   VERIFY(d4.count() == 36);
  45
  46   duration<int> d5 = i * d0;
  47   VERIFY(d5.count() == 36);
  48
  49   duration<int> d6 = d0 / i;
  50   VERIFY(d6.count() == 4);
  51
  52   int j = d0 / d1;
  53   VERIFY(j == 4);
  54 }
  55
  56 int
  57 main()
  58 {
  59   test01();
  60   return 0;
  61 }