/*

* 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: XENT-MV

*

* Description:  unit tests for the CpThemeControl class from themeplugin

*

*/

#include <QtTest/QtTest>

#include <QModelIndex>

#include <QSignalSpy>

#include "cpthemechanger.h"

#include "cpthemecontrol.h"

#include "cpthemechanger.h"

class TestCpThemeControl : public QObject

{

    Q_OBJECT

private slots:

    void init();

    void testConstructor();

    void testThemeListView();

    void testCurrentThemeName();

    void testCurrentThemeIcon();

    void testNewThemeSelected();

    void testPreviewClosed();

    void testThemeApplied();

    void testUpdateThemeList();

    void cleanup();

private:

    CpThemeChanger* mThemeChanger;

};

// setup and cleanup

void TestCpThemeControl::init()

{

    mThemeChanger = new CpThemeChanger();

}

void TestCpThemeControl::cleanup()

{

    delete mThemeChanger;

}

// verify that the constructor works and that the

// defaults are sane.

void TestCpThemeControl::testConstructor()

{

    CpThemeControl * control = new CpThemeControl();

    QVERIFY(control !=0 );

    QVERIFY(!control->currentThemeName().isEmpty());

    QVERIFY(!control->currentThemeIcon().isEmpty());

    delete control;

}

// verify that the themeListView doesn't return NULL (or crash)

void TestCpThemeControl::testThemeListView()

{

    CpThemeControl control;

    QVERIFY(control.themeListView() != 0);

}

// test that we get back a non-empty QString

void TestCpThemeControl::testCurrentThemeName()

{

    CpThemeControl control;

    QVERIFY((control.currentThemeName() == mThemeChanger->currentTheme())

        || (control.currentThemeName() == QString("hbdefault")));

}

// test that we get a non-empty string for current theme icon

void TestCpThemeControl::testCurrentThemeIcon()

{

    CpThemeControl control;

    QVERIFY(!control.currentThemeIcon().isEmpty());

}

// NULL test there's no way to externally get the model the QModelIndex is based on

void TestCpThemeControl::testNewThemeSelected()

{

    CpThemeControl control;

    control.newThemeSelected(QModelIndex());

}

// NULL test - basically verifies that it doesn't burst into flames.

void TestCpThemeControl::testPreviewClosed()

{

    CpThemeControl control;

    control.previewClosed();

}

void TestCpThemeControl::testThemeApplied()

{

    CpThemeControl control;

    QList<CpThemeChanger::ThemeInfo> themeList = mThemeChanger->themes();

    QSignalSpy spy(&control, SIGNAL(themeUpdated(const QString&, const QString&)));

    int expectedSignalCount = 0;

    for (int i = 0; i < themeList.size(); ++i) {

        CpThemeChanger::ThemeInfo info = themeList.at(i);

        QString name = info.themeName;

        if (control.currentThemeName() == mThemeChanger->currentTheme()) {

            ++expectedSignalCount;

        }

        control.themeApplied(name);

        QCOMPARE(control.currentThemeName(), mThemeChanger->currentTheme());

        QCOMPARE(spy.count(),expectedSignalCount);

    }

}

// NULL test - basically verifies that it doesn't burst into flames.

void TestCpThemeControl::testUpdateThemeList()

{

    CpThemeControl control;

    control.updateThemeList();

}

QTEST_MAIN(TestCpThemeControl)

#include "unittest_cpthemecontrol.moc"