/*

* 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 "unittest_cxecameradevice.h"

#include <QTest>

#include <QSignalSpy>

#include <ECamOrientationCustomInterface2.h>

#include "cxecameradevice.h"

#include "cxedummycamera.h"

#include "cxetestutils.h"

UnitTestCxeCameraDevice::UnitTestCxeCameraDevice()

: mCameraDevice(NULL)

{

    qRegisterMetaType<CxeError::Id>("CxeError::Id");

}

UnitTestCxeCameraDevice::~UnitTestCxeCameraDevice()

{

    cleanup();

}

void UnitTestCxeCameraDevice::init()

{

    mCameraDevice = new CxeCameraDevice;

    // check that the getters return default values after construction

    QVERIFY(mCameraDevice->camera() == NULL);

    QVERIFY(mCameraDevice->advancedSettings() == NULL);

    QVERIFY(mCameraDevice->imageProcessor() == NULL);

    QVERIFY(mCameraDevice->cameraOrientation() == NULL);

    QVERIFY(mCameraDevice->cameraSnapshot() == NULL);

}

void UnitTestCxeCameraDevice::cleanup()

{

    delete mCameraDevice;

    mCameraDevice = NULL;

}

void UnitTestCxeCameraDevice::testNewCamera()

{

    CX_DEBUG_ENTER_FUNCTION();

    CCamera *camera = NULL;

    CCamera::CCameraAdvancedSettings *advancedSettings = NULL;

    CCamera::CCameraImageProcessing * imageProcessor = NULL;

    MCameraOrientation *cameraOrientation = NULL;

    CxeError::Id error = CxeError::None;

    // test newCamera when camera is not set

    error = mCameraDevice->newCamera(Cxe::PrimaryCameraIndex, this);

    camera = mCameraDevice->camera();

    advancedSettings = mCameraDevice->advancedSettings();

    imageProcessor = mCameraDevice->imageProcessor();

    cameraOrientation = mCameraDevice->cameraOrientation();

    QCOMPARE(error,CxeError::None);

    QVERIFY(camera);

    QVERIFY(advancedSettings);

    QVERIFY(imageProcessor);

    QVERIFY(mCameraDevice->cameraSnapshot());

    QVERIFY(cameraOrientation == camera->CustomInterface(KCameraOrientationUid));

    // test newCamera when camera is set

    error = mCameraDevice->newCamera(Cxe::SecondaryCameraIndex, this);

    QVERIFY(mCameraDevice->camera());

    QVERIFY(mCameraDevice->camera() != camera);

    QCOMPARE(error,CxeError::None);

    camera = mCameraDevice->camera();

    // test newCamera with NULL as observer

    error = mCameraDevice->newCamera(Cxe::PrimaryCameraIndex, NULL);

    QVERIFY(mCameraDevice->camera());

    QVERIFY(mCameraDevice->camera() != camera);

    QCOMPARE(error,CxeError::None);

    CX_DEBUG_EXIT_FUNCTION();

}

void UnitTestCxeCameraDevice::testReleaseCamera()

{

    CX_DEBUG_ENTER_FUNCTION();

    QSignalSpy spy(mCameraDevice, SIGNAL(prepareForRelease()));

    // releaseCamera when camera is not set

    // -> signal is not emitted

    // -> camera is still NULL

    mCameraDevice->releaseCamera();

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

    QVERIFY(mCameraDevice->camera() == NULL);

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

    // releaseCamera when camera set

    // -> signal is emitted

    // -> camera stays the same (not deleted)

    CCamera *camera = mCameraDevice->camera();

    mCameraDevice->releaseCamera();

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

    QVERIFY(mCameraDevice->camera() == camera);

    CX_DEBUG_EXIT_FUNCTION();

}

void UnitTestCxeCameraDevice::testDeleteCamera()

{

    CX_DEBUG_ENTER_FUNCTION();

    QSignalSpy spy(mCameraDevice, SIGNAL(prepareForCameraDelete()));

    // deleteCamera when camera is not set

    mCameraDevice->deleteCamera();

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

    QVERIFY(mCameraDevice->advancedSettings() == NULL);

    QVERIFY(mCameraDevice->imageProcessor() == NULL);

    QVERIFY(mCameraDevice->cameraOrientation() == NULL);

    QVERIFY(mCameraDevice->camera() == NULL);

	QVERIFY(mCameraDevice->cameraSnapshot() == NULL);

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

    // deleteCamera when camera is set

    mCameraDevice->deleteCamera();

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

    QVERIFY(mCameraDevice->advancedSettings() == NULL);

    QVERIFY(mCameraDevice->imageProcessor() == NULL);

    QVERIFY(mCameraDevice->cameraOrientation() == NULL);

    QVERIFY(mCameraDevice->camera() == NULL);

    QVERIFY(mCameraDevice->cameraSnapshot() == NULL);

    CX_DEBUG_EXIT_FUNCTION();

}

void UnitTestCxeCameraDevice::testSetCamera()

{

    CX_DEBUG_ENTER_FUNCTION();

    QSignalSpy spy(mCameraDevice, SIGNAL(cameraAllocated(CxeError::Id)));

    // create new dummycamera for testing the input

    CxeDummyCamera *camera = 0;

    TRAPD(error, camera = CxeDummyCamera::NewL(*this, Cxe::PrimaryCameraIndex, 100, 2));

    QCOMPARE(error, KErrNone);

    QVERIFY(camera);

    // test when camera is not set

    mCameraDevice->setCamera(camera);

    QVERIFY(mCameraDevice->camera() == camera);

    QVERIFY(mCameraDevice->advancedSettings());

    QVERIFY(mCameraDevice->imageProcessor());

    QVERIFY(mCameraDevice->cameraOrientation() == camera->CustomInterface(KCameraOrientationUid));

    QVERIFY(mCameraDevice->cameraSnapshot());

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

    // setting same camera twice

    mCameraDevice->setCamera(camera);

    QVERIFY(mCameraDevice->camera() == camera);

    QVERIFY(mCameraDevice->advancedSettings());

    QVERIFY(mCameraDevice->imageProcessor());

    QVERIFY(mCameraDevice->cameraOrientation() == camera->CustomInterface(KCameraOrientationUid));

    QVERIFY(mCameraDevice->cameraSnapshot());

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

    // set a new camera

    CxeDummyCamera *camera2 = 0;

    TRAPD(error2, camera2 = CxeDummyCamera::NewL(*this, Cxe::PrimaryCameraIndex, 100, 2));

    QCOMPARE(error2,KErrNone);

    QVERIFY(camera2 != 0);

    mCameraDevice->setCamera(camera2);

    QVERIFY(mCameraDevice->camera() == camera2);

    QVERIFY(mCameraDevice->advancedSettings());

    QVERIFY(mCameraDevice->imageProcessor());

    QVERIFY(mCameraDevice->cameraSnapshot());

    QVERIFY(mCameraDevice->cameraOrientation() == camera2->CustomInterface(KCameraOrientationUid));

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

    CX_DEBUG_EXIT_FUNCTION();

}

QTEST_MAIN(UnitTestCxeCameraDevice);