/*

 * 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: Test class for CalenDayContentWidget

 *

 */

#include <QGraphicsItem>

#include <QtTest/QtTest>

#include <QPainter>

#include <QImage>

#include <QGraphicsScene>

#include <hbstyleloader.h>

#include "calendayhourscrollarea.h"

const qreal WIDGET_WIDTH = 300;

const qreal WIDGET_HEIGHT = 1000;

class TestCalenDayHourScrollArea : public QObject

{

Q_OBJECT

public:

    TestCalenDayHourScrollArea();

    virtual ~TestCalenDayHourScrollArea();

private slots:

    void initTestCase();

    void cleanupTestCase();

    void init();

    void cleanup();

    void testConstructors();

    void testSetGetDateTime();

    void testScrollToHour();

    void testscrollVertically();

private:

    CalenDayHourScrollArea *mHourScrollArea;

};

/*!

 Constructor

 */

TestCalenDayHourScrollArea::TestCalenDayHourScrollArea() :

   mHourScrollArea(NULL)

{

}

/*!

 Destructor

 */

TestCalenDayHourScrollArea::~TestCalenDayHourScrollArea()

{

}

/*!

 Called before testcase

 */

void TestCalenDayHourScrollArea::initTestCase()

{

    HbStyleLoader::registerFilePath(":/calendayhourelement.css");

    HbStyleLoader::registerFilePath(":/calendayhourelement.widgetml");

    HbStyleLoader::registerFilePath(":/calendayitem.css");

    HbStyleLoader::registerFilePath(":/calendayitem.widgetml");

    HbStyleLoader::registerFilePath(":/calendayeventspane.css");

}

/*!

 Called after testcase

 */

void TestCalenDayHourScrollArea::cleanupTestCase()

{

}

/*!

 Called before every function

 */

void TestCalenDayHourScrollArea::init()

{

    mHourScrollArea = new CalenDayHourScrollArea();

}

/*!

 Called after everyfunction

 */

void TestCalenDayHourScrollArea::cleanup()

{

    if (mHourScrollArea) {

        delete mHourScrollArea;

        mHourScrollArea = NULL;

    }

}

/*!

 Test function for constructors

 1. Test if hour scroll area is not initialized

 2. Test if hour scroll area is correcty created

 */

void TestCalenDayHourScrollArea::testConstructors()

{

    //1)

    CalenDayHourScrollArea *testHourScrollArea = 0;

    QVERIFY(!testHourScrollArea);

    testHourScrollArea = new CalenDayHourScrollArea();

    QVERIFY(testHourScrollArea);

    delete testHourScrollArea;

}

/*!

   \brief It test seting and geting datetime.

   1. Test first setting datetime

   2. Test datetime after change 

 */

void TestCalenDayHourScrollArea::testSetGetDateTime()

{

    QDateTime testValue(QDate(2010,06,29),QTime(8,42,10));

    //1)

    mHourScrollArea->setDateTime(testValue);

    QCOMPARE(mHourScrollArea->dateTime(),testValue);

    //2)

    testValue = QDateTime(QDate(2011,7,30),QTime(9,43,11));

    mHourScrollArea->setDateTime(testValue);

    QCOMPARE(mHourScrollArea->dateTime(),testValue);

}

/*!

   \brief It test scrolling to given hour.

   To draw result on image uncomment SAVE_IMAGES in pro file

   1. Test scroll to 0h

   2. Test scroll to 12h

   3. Test scroll to 20h

 */

void TestCalenDayHourScrollArea::testScrollToHour()

{

    mHourScrollArea->resize(WIDGET_WIDTH,WIDGET_HEIGHT);

    QGraphicsScene scene;

    scene.addItem(mHourScrollArea);

    QDateTime testValue(QDate(2010,06,29),QTime(8,42,10));

    mHourScrollArea->setDateTime(testValue);

    //resize widget to be bigger than (0,0)

    QSize size = mHourScrollArea->size().toSize();

    //create image that will simulate widget where painting should be done

    QPixmap img(size);

    //create painter which will be used to paint

    QPainter painter;    

    //0

    mHourScrollArea->scrollToHour(0);

    painter.begin(&img);

    painter.setRenderHint(QPainter::Antialiasing);

    //fill image with white color to have better filings with look of "paper"

    painter.fillRect(0,0,size.width(),size.height(),QColor(Qt::gray));

    scene.render(&painter);

    painter.end();

#ifdef SAVE_IMAGES

    //save drawed image

    img.save("c:/unittest/TestCalenDayHourScrollArea_testScrollToHour_0.png");

#endif

    //1

    mHourScrollArea->scrollToHour(12);

    painter.begin(&img);

    painter.setRenderHint(QPainter::Antialiasing);

    painter.fillRect(0,0,size.width(),size.height(),QColor(Qt::gray));

    scene.render(&painter);

    painter.end();

#ifdef SAVE_IMAGES

    //save drawed image

    img.save("c:/unittest/TestCalenDayHourScrollArea_testScrollToHour_12.png");

#endif    

    //2

    mHourScrollArea->scrollToHour(20);

    painter.begin(&img);

    painter.setRenderHint(QPainter::Antialiasing);

    painter.fillRect(0,0,size.width(),size.height(),QColor(Qt::gray));

    scene.render(&painter);

    painter.end();

#ifdef SAVE_IMAGES

    //save drawed image

    img.save("c:/unittest/TestCalenDayHourScrollArea_testScrollToHour_20.png");

#endif

    scene.removeItem(mHourScrollArea);

}

/*!

   \brief It test scrolling to vertical position.

   To draw result on image uncomment SAVE_IMAGES in pro file

   1. Test scroll to QPoint(0,250)

   2. Test scroll to QPoint(0,500)

   3. Test scroll to QPoint(0,2000)

 */

void TestCalenDayHourScrollArea::testscrollVertically()

{

    mHourScrollArea->resize(WIDGET_WIDTH,WIDGET_HEIGHT);

    QGraphicsScene scene;

    scene.addItem(mHourScrollArea);

    QDateTime testValue(QDate(2010,06,29),QTime(8,42,10));

    mHourScrollArea->setDateTime(testValue);

    //resize widget to be bigger than (0,0)

    QSize size = mHourScrollArea->size().toSize();

    //create image that will simulate widget where painting should be done

    QPixmap img(size);

    //create painter which will be used to paint

    QPainter painter;

    mHourScrollArea->scrollVertically(QPoint(10,250));

    painter.begin(&img);

    painter.setRenderHint(QPainter::Antialiasing);

    painter.fillRect(0,0,size.width(),size.height(),QColor(Qt::gray));

    scene.render(&painter);

    painter.end();

#ifdef SAVE_IMAGES

    //save drawed image

    img.save("c:/unittest/TestCalenDayHourScrollArea_testscrollVertically_250.png");

#endif

    mHourScrollArea->scrollVertically(QPoint(10,500));

    painter.begin(&img);

    painter.setRenderHint(QPainter::Antialiasing);

    painter.fillRect(0,0,size.width(),size.height(),QColor(Qt::gray));

    scene.render(&painter);

    painter.end();

#ifdef SAVE_IMAGES

    //save drawed image

    img.save("c:/unittest/TestCalenDayHourScrollArea_testscrollVertically_500.png");

#endif    

    mHourScrollArea->scrollVertically(QPoint(10,2000));

    painter.begin(&img);

    painter.setRenderHint(QPainter::Antialiasing);

    painter.fillRect(0,0,size.width(),size.height(),QColor(Qt::gray));

    scene.render(&painter);

    painter.end();

#ifdef SAVE_IMAGES

    //save drawed image

    img.save("c:/unittest/TestCalenDayHourScrollArea_testscrollVertically_2000.png");

#endif

    scene.removeItem(mHourScrollArea);

}

QTEST_MAIN(TestCalenDayHourScrollArea);

#include "unittest_calendayhourscrollarea.moc"