/**

* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:   Unit test for methods in VideoThumbnailFetcher

*

*/

// INCLUDES

#include <hbapplication.h>

#include <hbinstance.h>

#include <qlist.h>

#include <qhash.h>

#include "testvideothumbnailfetcher.h"

#include "e32std.h"

#define private public

#define protected public

#include "videothumbnailfetchertester.h"

#undef private

#undef protected

#include "videothumbnailfetcher.h"

/**

 * global qHash function required fo creating hash values for TMPXItemId -keys

 */

inline uint qHash(TMPXItemId key) 

{ 

    QPair<uint, uint> keyPair(key.iId1, key.iId2); 

    return qHash(keyPair);

}

// ---------------------------------------------------------------------------

// main

// ---------------------------------------------------------------------------

//

int main(int argc, char *argv[])

{

    HbApplication app(argc, argv);

    HbMainWindow window;

    TestVideoThumbnailFetcher tv;

    int res;

    if(argc > 1)

    {   

        res = QTest::qExec(&tv, argc, argv);

    }

    else

    {

        char *pass[3];

        pass[0] = argv[0];

        pass[1] = "-o";

        pass[2] = "c:\\data\\TestVideoThumbnailFetcher.txt";

        res = QTest::qExec(&tv, 3, pass);

    }

    return res;

}

// ---------------------------------------------------------------------------

// init

// ---------------------------------------------------------------------------

//

void TestVideoThumbnailFetcher::init()

{

    mTestObject = new VideoThumbnailFetcherTester();

    ThumbnailManager::mGetThumbFails = false;

    ThumbnailManager::mThumbnailReadyError = 0;

    ThumbnailManager::mCancelRequestCount = 0;

}

// ---------------------------------------------------------------------------

// cleanup

// ---------------------------------------------------------------------------

//

void TestVideoThumbnailFetcher::cleanup()

{

    delete mTestObject;

    mTestObject = 0;

    ThumbnailManager::mRequests.clear();

}

// ---------------------------------------------------------------------------

// testConstructDestruct

// ---------------------------------------------------------------------------

//

void TestVideoThumbnailFetcher::testConstructDestruct()

{

    mTestObject = new VideoThumbnailFetcherTester();

    QVERIFY(mTestObject->mThumbnailManager != 0);

    delete mTestObject;

    mTestObject = 0;

}

// ---------------------------------------------------------------------------

// testAddFetch

// ---------------------------------------------------------------------------

//

void TestVideoThumbnailFetcher::testAddFetch()

{

    init();

    TMPXItemId mediaId(0, 0);

    mTestObject->addFetch(QString(), mediaId, 0);

    QCOMPARE(mTestObject->mFetchList.count(), 1);

    cleanup();

}

// ---------------------------------------------------------------------------

// testCancelFetches

// ---------------------------------------------------------------------------

//

void TestVideoThumbnailFetcher::testCancelFetches()

{

    init();

    TMPXItemId mediaId(0, 0);

    mTestObject->addFetch(QString(), 0, 0);

    mTestObject->cancelFetches();

    QCOMPARE(mTestObject->mFetchList.count(), 0);

    QCOMPARE(mTestObject->mStartedFetchList.count(), 0);

    QCOMPARE(mTestObject->mCreationList.count(), 0);

    mTestObject->addFetch("test", 0, 0);

    mTestObject->cancelFetches();

    QCOMPARE(mTestObject->mFetchList.count(), 0);

    QCOMPARE(mTestObject->mStartedFetchList.count(), 0);

    QCOMPARE(mTestObject->mCreationList.count(), 0);

    mTestObject->addFetch("test", mediaId, 0);

    mTestObject->cancelFetches();

    QCOMPARE(mTestObject->mFetchList.count(), 0);

    QCOMPARE(mTestObject->mStartedFetchList.count(), 0);

    QCOMPARE(mTestObject->mCreationList.count(), 0);

    for(int i = 0; i < 10; i ++)

        mTestObject->addFetch(QString(), 0, i);

    mTestObject->cancelFetches();

    QCOMPARE(mTestObject->mFetchList.count(), 0);    

    QCOMPARE(mTestObject->mStartedFetchList.count(), 0);

    QCOMPARE(mTestObject->mCreationList.count(), 0);

    mTestObject->mStartedFetchList.insert(0, new VideoThumbnailFetcher::ThumbnailFetchData());

    mTestObject->cancelFetches();

    QCOMPARE(mTestObject->mFetchList.count(), 0);    

    QCOMPARE(mTestObject->mStartedFetchList.count(), 0);

    QCOMPARE(mTestObject->mCreationList.count(), 0);

    mTestObject->mCreationList.append(new VideoThumbnailFetcher::ThumbnailFetchData());

    mTestObject->cancelFetches();

    QCOMPARE(mTestObject->mFetchList.count(), 0);

    QCOMPARE(mTestObject->mStartedFetchList.count(), 0);

    QCOMPARE(mTestObject->mCreationList.count(), 0);

    cleanup();

}

// ---------------------------------------------------------------------------

// testFetchCount

// ---------------------------------------------------------------------------

//

void TestVideoThumbnailFetcher::testFetchCount()

{

    init();

    mTestObject->mFetchList.insert(TMPXItemId(0, 0), new VideoThumbnailFetcher::ThumbnailFetchData());

    QCOMPARE(mTestObject->fetchCount(), 1);

    mTestObject->mStartedFetchList.insert(0, new VideoThumbnailFetcher::ThumbnailFetchData());

    QCOMPARE(mTestObject->fetchCount(), 2);

    mTestObject->mCreationList.append(new VideoThumbnailFetcher::ThumbnailFetchData());

    QCOMPARE(mTestObject->fetchCount(), 3);

    cleanup();

}

// ---------------------------------------------------------------------------

// testPauseFetching

// ---------------------------------------------------------------------------

//

void TestVideoThumbnailFetcher::testPauseFetching()

{

    init();

    QVERIFY(!mTestObject->mPaused);

    mTestObject->pauseFetching();

    QVERIFY(mTestObject->mPaused);

    cleanup();

}

// ---------------------------------------------------------------------------

// testContinueFetching

// ---------------------------------------------------------------------------

//

void TestVideoThumbnailFetcher::testContinueFetching()

{

    init();

    mTestObject->mFetchList.insert(TMPXItemId(0, 0), new VideoThumbnailFetcher::ThumbnailFetchData());

    mTestObject->continueFetching(false);

    QCOMPARE(mTestObject->fetchCount(), 1);

    cleanup();

    init();

    mTestObject->mCreationList.insert(0, new VideoThumbnailFetcher::ThumbnailFetchData());

    mTestObject->continueFetching(false);

    QCOMPARE(mTestObject->fetchCount(), 0);

    cleanup();

    // Test when there's nothing to fetch 

    init();

    QSignalSpy* spy = new QSignalSpy(mTestObject, SIGNAL(allThumbnailsFetched()));

    mTestObject->continueFetching(false);

    QCOMPARE(spy->count(), 1);

    delete spy;

    cleanup();

}

// ---------------------------------------------------------------------------

// testEnableThumbnailCreation

// ---------------------------------------------------------------------------

//

void TestVideoThumbnailFetcher::testEnableThumbnailCreation()

{

    init();

    mTestObject->enableThumbnailCreation(false);

    QVERIFY(!mTestObject->mTbnCreationEnabled);

    mTestObject->enableThumbnailCreation(true);

    QVERIFY(mTestObject->mTbnCreationEnabled);

    cleanup();

}

// ---------------------------------------------------------------------------

// testStartThumbnailFetches

// ---------------------------------------------------------------------------

//

void TestVideoThumbnailFetcher::testStartThumbnailFetches()

{

    // Test when thumbnail manager is null.

    init();

    mTestObject->mFetchList.insert(TMPXItemId(0, 0), new VideoThumbnailFetcher::ThumbnailFetchData());    

    delete mTestObject->mThumbnailManager;

    mTestObject->mThumbnailManager = 0;

    mTestObject->startThumbnailFetches(false);

    QCOMPARE(mTestObject->mFetchList.count(), 1);

    cleanup();

    // Test when nothing to fetch.

    init();

    mTestObject->startThumbnailFetches(false);

    QVERIFY(mTestObject->mThumbnailManager->mode() == ThumbnailManager::DoNotCreate);

    QCOMPARE(mTestObject->fetchCount(), 0);

    cleanup();

    // Test when there's something to fetch.

    init();

    for(int i = 0; i < 10; i++)

    {

        TMPXItemId mediaId = TMPXItemId(i, i);

        mTestObject->addFetch("test", mediaId, i);

    }

    QCOMPARE(mTestObject->mFetchList.count(), 10);

    mTestObject->startThumbnailFetches(false);

    QCOMPARE(mTestObject->mFetchList.count(), 0);

    QCOMPARE(mTestObject->mStartedFetchList.count(), 10);

    QCOMPARE(mTestObject->mThumbnailManager->mRequests.count(), 10);

    cleanup();

    // Test when request to thumbnail manager fails.

    init();

    ThumbnailManager::mGetThumbFails = true;

    TMPXItemId mediaId = TMPXItemId(0, 0);

    mTestObject->addFetch("test", mediaId, 0);

    QCOMPARE(mTestObject->mFetchList.count(), 1);

    mTestObject->startThumbnailFetches(false);

    QCOMPARE(mTestObject->mFetchList.count(), 0);

    QCOMPARE(mTestObject->mStartedFetchList.count(), 0);

    QCOMPARE(mTestObject->mThumbnailManager->mRequests.count(), 0);

    cleanup();

    // Test canceling fetches that are not on the new started list.

    init();

    for(int i = 0; i < 10; i++)

    {

        mediaId = TMPXItemId(i, i);

        mTestObject->addFetch("test", mediaId, i);

    }

    // 5 overlapping, they won't be canceled.

    for(int i = 5; i < 15; i++)

    {

        mediaId = TMPXItemId(i, i); // found from the list.

        VideoThumbnailFetcher::ThumbnailFetchData *data = new VideoThumbnailFetcher::ThumbnailFetchData();

        data->mFileName = "";

        data->mPriority = 0;

        data->mRequestId = -1;

        data->mMediaId = mediaId;

        mTestObject->mStartedFetchList.insert(mediaId, data);

    }

    QCOMPARE(mTestObject->mFetchList.count(), 10);

    mTestObject->startThumbnailFetches(true);

    QCOMPARE(mTestObject->mFetchList.count(), 0);

    QCOMPARE(mTestObject->mThumbnailManager->mRequests.count(), 5);

    QCOMPARE(mTestObject->mStartedFetchList.count(), 10);

    QCOMPARE(ThumbnailManager::mCancelRequestCount, 5);

    cleanup();

}

// ---------------------------------------------------------------------------

// testStartThumbnailCreation

// ---------------------------------------------------------------------------

//

void TestVideoThumbnailFetcher::testStartThumbnailCreation()

{

    init();

    // Test when thumbnail manager is null.

    init();

    mTestObject->mCreationList.insert(0, new VideoThumbnailFetcher::ThumbnailFetchData());    

    delete mTestObject->mThumbnailManager;

    mTestObject->mThumbnailManager = 0;

    mTestObject->startThumbnailCreation();

    QCOMPARE(mTestObject->mCreationList.count(), 1);

    cleanup();

    // Test when thumbnail creation is disabled.

    init();

    mTestObject->mCreationList.insert(0, new VideoThumbnailFetcher::ThumbnailFetchData());    

    mTestObject->mTbnCreationEnabled = false;

    mTestObject->startThumbnailCreation();

    QCOMPARE(mTestObject->mCreationList.count(), 1);

    cleanup();

    // Test when nothing to fetch.

    init();

    mTestObject->startThumbnailCreation();

    QVERIFY(mTestObject->mThumbnailManager->mode() == ThumbnailManager::CropToAspectRatio);

    QCOMPARE(mTestObject->fetchCount(), 0);

    cleanup();

    // Test when there's something to fetch.

    init();

    for(int i = 0; i < 10; i++)

    {

        VideoThumbnailFetcher::ThumbnailFetchData *fetch = new VideoThumbnailFetcher::ThumbnailFetchData();

        fetch->mFileName = "test";

        mTestObject->mCreationList.insert(0, fetch);

    }

    QCOMPARE(mTestObject->mCreationList.count(), 10);

    mTestObject->startThumbnailCreation();

    QCOMPARE(mTestObject->mCreationList.count(), 9);

    QCOMPARE(mTestObject->mStartedFetchList.count(), 0);

    QCOMPARE(mTestObject->mThumbnailManager->mRequests.count(), 1);

    cleanup();

    // Test when request to thumbnail manager fails.

    init();

    ThumbnailManager::mGetThumbFails = true;

    mTestObject->mCreationList.insert(0, new VideoThumbnailFetcher::ThumbnailFetchData());

    mTestObject->startThumbnailCreation();

    QCOMPARE(mTestObject->mCreationList.count(), 0);

    QCOMPARE(mTestObject->mFetchList.count(), 0);

    QCOMPARE(mTestObject->mStartedFetchList.count(), 0);

    QCOMPARE(mTestObject->mThumbnailManager->mRequests.count(), 0);

    cleanup();       

    cleanup();

}

// ---------------------------------------------------------------------------

// testThumbnailReadySlot

// ---------------------------------------------------------------------------

//

void TestVideoThumbnailFetcher::testThumbnailReadySlot()

{

    QPixmap pmap;

    int requestId = 5;

    int *internal = 0;

    int error = 0;

    QSignalSpy* spy = 0;

    // Internal parameter is null, started fetches do not contain the fetch.

    init();

    spy = new QSignalSpy(mTestObject, SIGNAL( thumbnailReady(QPixmap, const TMPXItemId &, int) ));

    mTestObject->mThumbnailManager->emitThumbnailReady(pmap, internal, requestId, error);

    QCOMPARE(spy->count(), 1);

    delete spy; spy = 0;

    cleanup();

    // Internal parameter is null, started fetches contains the fetch.

    init();

    spy = new QSignalSpy(mTestObject, SIGNAL( thumbnailReady(QPixmap, const TMPXItemId &, int) ));

    mTestObject->mStartedFetchList.insert(requestId, new VideoThumbnailFetcher::ThumbnailFetchData());

    mTestObject->mThumbnailManager->emitThumbnailReady(pmap, internal, requestId, error);

    QCOMPARE(spy->count(), 1);

    delete spy; spy = 0;

    cleanup();

    // Test error handling.  

    init();

    spy = new QSignalSpy(mTestObject, SIGNAL( thumbnailReady(QPixmap, const TMPXItemId &, int) ));

    error = -5;

    mTestObject->mStartedFetchList.insert(requestId, new VideoThumbnailFetcher::ThumbnailFetchData());

    mTestObject->mThumbnailManager->emitThumbnailReady(pmap, internal, requestId, error);

    QCOMPARE(spy->count(), 1);

    delete spy; spy = 0;

    cleanup();

    /* TODO FIX

    // Fetch fails because thumbnail was not created yet, fetch list contains the request.

    init();

    spy = new QSignalSpy(mTestObject, SIGNAL( thumbnailReady(QPixmap, const TMPXItemId &, int) ));

    error = -1;

    requestId = 5;

    internal = new int(5);

    mTestObject->mStartedFetchList.insert(requestId, new VideoThumbnailFetcher::ThumbnailFetchData());

    mTestObject->mStartedFetchList.insert(requestId+1, new VideoThumbnailFetcher::ThumbnailFetchData());

    mTestObject->mThumbnailManager->emitThumbnailReady(pmap, internal, requestId, error);

    QCOMPARE(spy->count(), 0);

    QCOMPARE(mTestObject->mStartedFetchList.count(), 1);

    QCOMPARE(mTestObject->mCreationList.count(), 1);

    delete spy; spy = 0;

    delete internal; internal = 0;

    cleanup();

*/    

    // Fetch fails because thumbnail was not created yet, fetch list does not contain the request.

    init();

    spy = new QSignalSpy(mTestObject, SIGNAL( thumbnailReady(QPixmap, const TMPXItemId &, int) ));

    error = -1;

    requestId = 5;

    internal = new int(5);

    mTestObject->mThumbnailManager->emitThumbnailReady(pmap, internal, requestId, error);

    QCOMPARE(spy->count(), 0);

    QCOMPARE(mTestObject->mStartedFetchList.count(), 0);

    QCOMPARE(mTestObject->mCreationList.count(), 0);

    delete spy; spy = 0;

    internal = 0; // this was deleted on fetcher side.

    cleanup();

    // Fetching is not paused, mStartedFetchList is not empty.

    init();

    internal = 0;

    requestId = 5;

    mTestObject->mPaused = false;

    mTestObject->mStartedFetchList.insert(requestId+10, new VideoThumbnailFetcher::ThumbnailFetchData());

    mTestObject->mFetchList.insert(TMPXItemId(0, 0), new VideoThumbnailFetcher::ThumbnailFetchData());

    mTestObject->mThumbnailManager->emitThumbnailReady(pmap, internal, requestId, error);

    QCOMPARE(mTestObject->mStartedFetchList.count(), 1);

    QCOMPARE(mTestObject->mFetchList.count(), 1);

    cleanup();

    // Fetching is not paused, mStartedFetchList is empty.

    init();

    internal = 0;

    requestId = 5;

    mTestObject->mPaused = false;

    mTestObject->mFetchList.insert(TMPXItemId(0, 0), new VideoThumbnailFetcher::ThumbnailFetchData());

    mTestObject->mThumbnailManager->emitThumbnailReady(pmap, internal, requestId, error);

    QCOMPARE(mTestObject->mStartedFetchList.count(), 1);

    QCOMPARE(mTestObject->mFetchList.count(), 0);

    cleanup();

    // Fetch set to paused, mStartedFetchList is empty.

    init();

    internal = 0;

    requestId = 5;

    mTestObject->mPaused = true;

    mTestObject->mFetchList.insert(TMPXItemId(0, 0), new VideoThumbnailFetcher::ThumbnailFetchData());

    mTestObject->mThumbnailManager->emitThumbnailReady(pmap, internal, requestId, error);

    QCOMPARE(mTestObject->mStartedFetchList.count(), 0);

    QCOMPARE(mTestObject->mFetchList.count(), 1);

    cleanup();

}

// End of file