/*

 * 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:

 *

 */

#include <QObject>

#include <QTest>

#include <QSignalSpy>

#include <ecam/camerasnapshot.h>

#include "cxefakecameradevice.h"

#include "cxefakecameradevicecontrol.h"

#include "cxeerror.h"

#include "cxetestutils.h"

#include "cxesnapshotcontrol.h"

#include "cxesnapshotcontrolprivate.h"

#include "unittest_cxesnapshotcontrol.h"

UnitTestCxeSnapshotControl::UnitTestCxeSnapshotControl()

    : mSnapshotControl(NULL),

      mCameraDevice(NULL),

      mCameraDeviceControl(NULL)

{

}

UnitTestCxeSnapshotControl::~UnitTestCxeSnapshotControl()

{

    cleanup();

}

void UnitTestCxeSnapshotControl::init()

{

    CX_DEBUG_ENTER_FUNCTION();

    mCameraDeviceControl = new CxeFakeCameraDeviceControl;

    mCameraDevice = new CxeFakeCameraDevice;

    mCameraDevice->newCamera(Cxe::PrimaryCameraIndex, mCameraDeviceControl);

    mCameraDeviceControl->setState(CxeCameraDeviceControl::Ready);

    mSnapshotControl = new CxeSnapshotControl(*mCameraDevice);

    CX_DEBUG_EXIT_FUNCTION();

}

void UnitTestCxeSnapshotControl::cleanup()

{

    delete mSnapshotControl;

    mSnapshotControl = NULL;

    delete mCameraDevice;

    mCameraDevice = NULL;

    delete mCameraDeviceControl;

    mCameraDeviceControl = NULL;

}

void UnitTestCxeSnapshotControl::testState()

{

    CX_DEBUG_ENTER_FUNCTION();

    QVERIFY(mSnapshotControl->state() == CxeSnapshotControl::Idle);

    CX_DEBUG_EXIT_FUNCTION();

}

void UnitTestCxeSnapshotControl::testCalculateSnapshotSize()

{

    CX_DEBUG_ENTER_FUNCTION();

    QSize snapshotSize;

    QSize displaySize;

    // 16:9 display, 4:3 capture format

    displaySize = QSize(1600, 900);

    snapshotSize = mSnapshotControl->calculateSnapshotSize(displaySize, Cxe::AspectRatio4to3);

    QVERIFY(snapshotSize == QSize(1200, 900));

    // 16:9 display, 16:9 capture format

    displaySize = QSize(640, 360);

    snapshotSize = mSnapshotControl->calculateSnapshotSize(displaySize, Cxe::AspectRatio16to9);

    QVERIFY(snapshotSize == QSize(640, 360));

    // 4:3 display, 16:9 capture format

    displaySize = QSize(640, 480);

    snapshotSize = mSnapshotControl->calculateSnapshotSize(displaySize, Cxe::AspectRatio16to9);

    QVERIFY(snapshotSize == QSize(640, 360));

    // 4:3 display, 4:3 capture format

    displaySize = QSize(640, 480);

    snapshotSize = mSnapshotControl->calculateSnapshotSize(displaySize, Cxe::AspectRatio4to3);

    QVERIFY(snapshotSize == QSize(640, 480));

    CX_DEBUG_EXIT_FUNCTION();

}

void UnitTestCxeSnapshotControl::testStart()

{

    CX_DEBUG_ENTER_FUNCTION();

    QVERIFY(mSnapshotControl->state() == CxeSnapshotControl::Idle);

    mSnapshotControl->start(QSize(640,360));

    QVERIFY(mSnapshotControl->state() == CxeSnapshotControl::Active);

    CX_DEBUG_EXIT_FUNCTION();

}

void UnitTestCxeSnapshotControl::testStop()

{

    CX_DEBUG_ENTER_FUNCTION();

    QVERIFY(mSnapshotControl->state() == CxeSnapshotControl::Idle);

    mSnapshotControl->stop();

    QVERIFY(mSnapshotControl->state() == CxeSnapshotControl::Idle);

    mSnapshotControl->start(QSize(640,360));

    QVERIFY(mSnapshotControl->state() == CxeSnapshotControl::Active);

    mSnapshotControl->stop();

    QVERIFY(mSnapshotControl->state() == CxeSnapshotControl::Idle);

    CX_DEBUG_EXIT_FUNCTION();

}

void UnitTestCxeSnapshotControl::testHandleCameraEvent()

{

    CX_DEBUG_ENTER_FUNCTION();

    QSignalSpy spySnapshotReady(mSnapshotControl, SIGNAL(snapshotReady(CxeError::Id, const QImage&)));

    // Snapshot not started, camera events should not effect in any way.

    mSnapshotControl->handleCameraEvent(KUidECamEventSnapshotUidValue, KErrNone);

    QVERIFY(!CxeTestUtils::waitForSignal(spySnapshotReady, 1000));

    // After starting we are supposed to get the snapshotReady signal.

    mSnapshotControl->start(QSize(640,360));

    mSnapshotControl->handleCameraEvent(KUidECamEventSnapshotUidValue, KErrNone);

    QVERIFY(CxeTestUtils::waitForSignal(spySnapshotReady, 1000));

    CX_DEBUG_EXIT_FUNCTION();

}

QTEST_MAIN(UnitTestCxeSnapshotControl);

// end of file