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DataEngine_test.cpp
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DataEngine_test.cpp
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/******************************************************************************
* SOFA, Simulation Open-Framework Architecture *
* (c) 2006 INRIA, USTL, UJF, CNRS, MGH *
* *
* This program is free software; you can redistribute it and/or modify it *
* under the terms of the GNU Lesser General Public License as published by *
* the Free Software Foundation; either version 2.1 of the License, or (at *
* your option) any later version. *
* *
* This program 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 Lesser General Public License *
* for more details. *
* *
* You should have received a copy of the GNU Lesser General Public License *
* along with this program. If not, see <http://www.gnu.org/licenses/>. *
*******************************************************************************
* Authors: The SOFA Team and external contributors (see Authors.txt) *
* *
* Contact information: contact@sofa-framework.org *
******************************************************************************/
#include <sofa/core/DataEngine.h>
#include <sofa/testing/BaseTest.h>
using sofa::testing::BaseTest ;
namespace sofa {
/// to test tracked Data
class TestEngine : public core::DataEngine
{
public:
SOFA_CLASS(TestEngine,core::DataEngine);
Data< bool > input;
Data< int > output;
enum { UNDEFINED=0, CHANGED, NO_CHANGED };
TestEngine()
: Inherit1()
, input(initData(&input,false,"input","input"))
, output(initData(&output,(int)UNDEFINED,"output","output"))
{
addInput(&input);
addOutput(&output);
}
~TestEngine() override {}
void init() override
{
setDirtyValue();
}
void reinit() override
{
update();
}
void doUpdate() override
{
// true only iff the DataTracker associated to the Data 'input' is Dirty
// that could only happen if 'input' was dirtied since last update
if( m_dataTracker.hasChanged( input ) )
output.setValue(CHANGED);
else
output.setValue(NO_CHANGED);
}
};
struct DataEngine_test: public BaseTest
{
TestEngine engine;
void SetUp() override
{
engine.init();
}
/// to test tracked Data
template < class T >
void testTrackedData(T& engine)
{
// input did not change, it is not dirtied, so neither its associated DataTracker
ASSERT_EQ(engine.output.getValue(), TestEngine::NO_CHANGED);
// modifying input sets it as dirty, so its associated DataTracker too
engine.input.setValue(true);
ASSERT_EQ(engine.output.getValue(), TestEngine::CHANGED);
// nothing changes, no one is dirty
engine.update();
ASSERT_EQ(engine.output.getValue(), TestEngine::NO_CHANGED);
// modifying input sets it as dirty, so its associated DataTracker too
engine.input.setValue(true);
// cleaning/accessing the input will not clean its associated DataTracker
engine.input.cleanDirty();
ASSERT_EQ(engine.output.getValue(), TestEngine::CHANGED);
}
};
// Test
TEST_F(DataEngine_test, testDataEngine )
{
this->testTrackedData<TestEngine>(this->engine);
}
}// namespace sofa