137 lines
3.3 KiB
C
137 lines
3.3 KiB
C
/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
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\\ / O peration |
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\\ / A nd | www.openfoam.com
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\\/ M anipulation |
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-------------------------------------------------------------------------------
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Copyright (C) 2018-2019 OpenCFD Ltd.
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-------------------------------------------------------------------------------
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License
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This file is part of OpenFOAM.
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OpenFOAM is free software: you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
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Application
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Test-tmp
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Description
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Tests for possible memory leaks in the tmp (and tmp<Field> algebra).
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\*---------------------------------------------------------------------------*/
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#include "primitiveFields.H"
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using namespace Foam;
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struct myScalarField : public scalarField
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{
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using scalarField::scalarField;
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};
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template<class T>
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void printInfo(const tmp<T>& tmpItem)
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{
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Info<< "tmp valid:" << tmpItem.valid()
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<< " isTmp:" << tmpItem.isTmp()
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<< " addr: " << name(tmpItem.get());
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if (tmpItem.valid())
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{
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Info<< " refCount:" << tmpItem->count();
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}
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Info<< nl;
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}
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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// Main program:
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int main()
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{
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scalarField f1(1000000, 1.0), f2(1000000, 2.0), f3(1000000, 3.0);
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{
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for (int iter=0; iter < 50; ++iter)
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{
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f1 = f2 + f3 + f2 + f3;
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}
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Info<< "f1 = " << f1 << nl;
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}
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{
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auto tfld1 = tmp<scalarField>::New(20, Zero);
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printInfo(tfld1);
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if (tfld1.valid())
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{
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Info<< "tmp: " << tfld1() << nl;
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}
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// Hold on to the old content for a bit
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tmp<scalarField> tfld2 =
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tmp<scalarField>::NewFrom<myScalarField>(20, Zero);
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printInfo(tfld2);
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if (tfld2.valid())
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{
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Info<< "tmp: " << tfld2() << nl;
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}
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tfld2.clear();
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Info<< "After clear : ";
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printInfo(tfld2);
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tfld2.cref(f1);
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Info<< "Reset to const-ref : ";
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printInfo(tfld2);
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Info<< "Clear const-ref does not affect tmp: ";
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tfld2.clear();
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printInfo(tfld2);
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Info<< "Reset const-ref affects tmp: ";
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tfld2.reset();
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printInfo(tfld2);
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// Reset tfld2 from tfld1
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Info<< "Fld2 : ";
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printInfo(tfld2);
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for (label i = 0; i < 2; ++i)
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{
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tfld2.reset
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(
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tmp<scalarField>::NewFrom<myScalarField>(4, Zero)
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);
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Info<< "Reset to some other tmp content : ";
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printInfo(tfld2);
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}
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}
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Info<< "\nEnd" << endl;
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}
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// ************************************************************************* //
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