ActCvObsTest.h

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// -*- mode: c++; indent-tabs-mode: nil; c-basic-offset: 4; coding: iso-8859-1; -*-

/*
ACT-CV - Machine Vision for Cognitive Modeling
Copyright (c) 2008 Marc Halbruegge

This program 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 2 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 General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
*/


#ifndef ACTCVOBSTEST_H_
#define ACTCVOBSTEST_H_

#include <vision/ActCvSource.h>
#include "TestCase.h"

namespace tests {

class DummyActCvSource : public ActCvSource, public ActCvObsSupport {
public:
    const char* GetResult() const {
        return "()";
    }    
    const char* GetTypeName() const {
        return "null";
    }
    
    void FireNotification() {
        FireVisionNotification(*this);
    } 
};

class DummyActCvObserver : public ActCvObserver {
    int *counter;
public:
    DummyActCvObserver(int *c = 0) : counter(c) {}
    void NewVisionNotification(const ActCvSource &src) {
        if (counter) (*counter)++;
#if 0
        cout << "new vision: " 
            << src.GetTypeName() << " "
            << src.GetResult() << endl;
#endif            
    }
};

class ActCvObsTest : public TestCase {
public:
    const char* GetName() const {
        return "ActCvObsTest";
    }
    
    void Run() {
        int counter=0;
        DummyActCvSource src;
        std::vector<DummyActCvObserver> obs(5, &counter);
        
        for (int i=0;i<obs.size();i++) {
            src.AddObserver(&obs[i]);
        }
        src.FireNotification();

        AssertEqual(counter, obs.size());

        for (int i=0;i<obs.size();i++) {
            counter = 0;
            src.RemoveObserver(&obs[i]);
            src.FireNotification();

            AssertEqual(counter, obs.size() - i - 1);
        }

    }
};
    
}; // end of namespace tests

#endif /*ACTCVOBSTEST_H_*/