libstdc++-v3/testsuite/20_util/duration/arithmetic/dr934-2.cc

   1 // { dg-do run { target c++11 } }
   2
   3 // Copyright (C) 2009-2019 Free Software Foundation, Inc.
   4 //
   5 // This file is part of the GNU ISO C++ Library.  This library is free
   6 // software; you can redistribute it and/or modify it under the
   7 // terms of the GNU General Public License as published by the
   8 // Free Software Foundation; either version 3, or (at your option)
   9 // any later version.
  10
  11 // This library is distributed in the hope that it will be useful,
  12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 // GNU General Public License for more details.
  15
  16 // You should have received a copy of the GNU General Public License along
  17 // with this library; see the file COPYING3.  If not see
  18 // <http://www.gnu.org/licenses/>.
  19
  20 #include <chrono>
  21 #include <testsuite_hooks.h>
  22
  23 // DR 934.
  24 void
  25 test01()
  26 {
  27   using namespace std::chrono;
  28
  29   const duration<int> d0(17);
  30   duration<int> d3(d0);
  31   d3 %= 5;
  32   VERIFY( d3.count() == 2 );
  33
  34   const duration<int> d4(7);
  35   duration<int> d5(d0);
  36   d5 %= d4;
  37   VERIFY( d5.count() == 3 );
  38
  39   const duration<int> d6 = d0 % 6;
  40   VERIFY( d6.count() == 5 );
  41
  42   const duration<int> d7(11);
  43   const duration<int> d8 = d0 % d7;
  44   VERIFY( d8.count() == 6 );
  45 }
  46
  47 int
  48 main()
  49 {
  50   test01();
  51   return 0;
  52 }