openfoam/applications/test/clock/Test-clock.C
Mark Olesen b56fbc4377 ENH: replace OSspecific clockValue with std::chrono version (#1278)
- aids with portability and maintenance (#1238)
2019-04-11 10:07:54 +02:00

128 lines
3.3 KiB
C

/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright (C) 2018-2019 OpenCFD Ltd.
\\/ M anipulation |
-------------------------------------------------------------------------------
License
This file is part of OpenFOAM.
OpenFOAM is free software: you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
for more details.
You should have received a copy of the GNU General Public License
along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
Description
Test some clock-related routines
\*---------------------------------------------------------------------------*/
#include "OSspecific.H"
#include "clock.H"
#include "clockTime.H"
#include "cpuTime.H"
#include "clockValue.H"
using namespace Foam;
template<class ClockValue>
void testEpoch()
{
Info<< nl << "Test epoch" << nl;
ClockValue now(true);
Info<< "epoch = " << now.str() << " # day-hh:mm::ss" << nl
<< "epoch = " << now << nl;
}
template<class ClockValue>
void testElapsed()
{
Info<< nl << "Test elapsed" << nl;
ClockValue a;
Info<< "clockValue() " << a << nl;
a.update();
Info<< "updated " << a << nl;
Info<< "sleep 4..." << endl;
sleep(4);
a.update();
Info<< " = " << a.seconds() << nl;
Info<< "sleep 2..." << endl;
sleep(2);
Info<< "elapsed = " << a.elapsed() << nl
<< "elapsed = " << a.elapsed().seconds() << nl
<< "elapsed = " << a.elapsed().str() << nl;
ClockValue b(true);
Info<< "(" << b << " - " << a << ") = " << (b - a) << nl;
Info<< "(" << b << " + " << a << ") = " << (b + a) << nl;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
// Main program:
int main(int argc, char *argv[])
{
{
Foam::clock sysClock();
Info<< "clock: date " << clock::date() << nl
<< "clock: time " << clock::clockTime() << nl
<< "clock: iso " << clock::dateTime() << nl;
}
testEpoch<clockValue>();
testElapsed<clockValue>();
{
clockTime clk;
Info<< "starting clockTime" << nl;
Info<< "sleep 4..." << endl;
sleep(4);
Info<< "increment = " << clk.timeIncrement() << nl;
Info<< "elapsed = " << clk.elapsedTime() << nl;
Info<< "sleep 4..." << endl;
sleep(4);
Info<< "increment = " << clk.timeIncrement() << nl;
Info<< "elapsed = " << clk.elapsedTime() << nl;
Info<< "sleep 2..." << endl;
sleep(2);
Info<< "elapsed = " << clk.elapsedTime() << nl;
Info<< "increment = " << clk.timeIncrement() << nl;
}
Info<< "End\n" << endl;
return 0;
}
// ************************************************************************* //