libstdc++-v3/testsuite/20_util/duration/literals/values.cc

   1 // { dg-do run { target c++14 } }
   2
   3 // Copyright (C) 2013-2022 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 void
  24 test03()
  25 {
  26   using namespace std::literals::chrono_literals;
  27
  28   auto jiffy = 23ns;
  29   VERIFY( jiffy == std::chrono::nanoseconds(23) );
  30   auto fjiffy = 23.0ns;
  31   VERIFY( (fjiffy == std::chrono::duration<long double, std::nano>(23.0L)) );
  32   auto blip = 14us;
  33   VERIFY( blip == std::chrono::microseconds(14) );
  34   auto fblip = 14.0us;
  35   VERIFY( (fblip == std::chrono::duration<long double, std::micro>(14.0L)) );
  36   auto bit = 77ms;
  37   VERIFY( bit == std::chrono::milliseconds(77) );
  38   auto fbit = 77.0ms;
  39   VERIFY( (fbit == std::chrono::duration<long double, std::milli>(77.0L)) );
  40   auto warmup = 33s;
  41   VERIFY( warmup == std::chrono::seconds(33) );
  42   auto fwarmup = 33.0s;
  43   VERIFY( (fwarmup == std::chrono::duration<long double, std::ratio<1,1>>(33.0L)) );
  44   auto classtime = 50min;
  45   VERIFY( classtime == std::chrono::minutes(50) );
  46   auto fclasstime = 50.0min;
  47   VERIFY( (fclasstime == std::chrono::duration<long double, std::ratio<60,1>>(50.0L)) );
  48   auto longtime = 1h + 30min;
  49   VERIFY( longtime == std::chrono::minutes(90) );
  50   auto flongtime = 1.0h + 30.0min;
  51   VERIFY( (flongtime == std::chrono::duration<long double, std::ratio<3600,1>>(1.0L)
  52                       + std::chrono::duration<long double, std::ratio<60,1>>(30.0L)) );
  53   VERIFY( (flongtime == std::chrono::duration<long double, std::ratio<60,1>>(90.0L)) );
  54   auto workday = 8h;
  55   VERIFY( workday == std::chrono::hours(8) );
  56   auto fworkday = 8.0h;
  57   VERIFY( (fworkday == std::chrono::duration<long double, std::ratio<3600,1>>(8.0L)) );
  58   auto immediate = 0s;
  59   VERIFY( immediate == std::chrono::seconds(0) );
  60   auto minute_ago = -1min;
  61   VERIFY( minute_ago == std::chrono::minutes(-1) );
  62   auto separated = 1'000'000s;
  63   VERIFY( separated == std::chrono::seconds(1'000'000) );
  64 }
  65
  66 int
  67 main()
  68 {
  69   test03();
  70 }