CacheTestBase.h

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/*
// $Id: //open/dev/fennel/test/CacheTestBase.h#10 $
// Fennel is a library of data storage and processing components.
// Copyright (C) 2005-2009 The Eigenbase Project
// Copyright (C) 2005-2009 SQLstream, Inc.
// Copyright (C) 2005-2009 LucidEra, Inc.
// Portions Copyright (C) 1999-2009 John V. Sichi
//
// 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 approved by The Eigenbase Project.
//
// 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/

#ifndef Fennel_CacheTestBase_Included
#define Fennel_CacheTestBase_Included

#include "fennel/test/TestBase.h"
#include "fennel/cache/CacheParams.h"
#include "fennel/device/DeviceMode.h"

FENNEL_BEGIN_NAMESPACE

class FENNEL_TEST_EXPORT CacheTestBase
    : virtual public TestBase
{
protected:
    enum VictimPolicy {
        victimTwoQ,
        victimLRU,
        victimRandom
    };

    VictimPolicy victimPolicy;

    CacheParams cacheParams;

    SharedCache pCache;

    SharedRandomAccessDevice pRandomAccessDevice;

    uint nMemPages;

    uint nDiskPages;

    uint cbPageFull;

    DeviceId dataDeviceId;

public:
    explicit CacheTestBase();

    Cache &getCache();

    virtual SharedCache newCache();

    SharedRandomAccessDevice openDevice(
        std::string devName,DeviceMode openMode,uint nDevicePages,
        DeviceId deviceId);

    virtual void openStorage(DeviceMode openMode);

    virtual void closeStorage();

    virtual void testCaseTearDown();

    void closeDevice(DeviceId deviceId,SharedRandomAccessDevice &pDevice);
};

FENNEL_END_NAMESPACE

#endif

// End CacheTestBase.h

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