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#include "../../../src/libs/extensionsystem/composite.h"

#include <QtTest/QtTest>

using namespace ExtensionSystem;

class tst_Composite : public QObject
{
    Q_OBJECT

private slots:
    void init();
    void cleanup();
    void addInterface();
    void removeInterface();
    void constructor();

private:
    Composite *composite;
    QObject *component1;
    QObject *component2;
};

class Interface1 : public Interface
{
    Q_OBJECT
};

class Interface2 : public QObject
{
    Q_OBJECT
};

void tst_Composite::init()
{
    composite = new Composite;
    component1 = new Interface1;
    component2 = new Interface2;
    composite->addInterface(component1);
}

void tst_Composite::cleanup()
{
    delete component1;
    delete component2;
    delete composite;
}

void tst_Composite::addInterface()
{
    QCOMPARE(interface_cast<Interface2>(composite), (void*)0);
    composite->addInterface(component2);
    QCOMPARE(interface_cast<Interface2>(composite), component2);
}

void tst_Composite::removeInterface()
{
    QCOMPARE(interface_cast<Interface1>(composite), component1);
    composite->removeInterface(component1);
    QCOMPARE(interface_cast<Interface1>(composite), (void*)0);
}

void tst_Composite::constructor()
{
    Composite multiple(QSet<QObject*>() << component1 << component2);
    QCOMPARE(interface_cast<Interface1>(&multiple), component1);
    QCOMPARE(interface_cast<Interface2>(&multiple), component2);
}

QTEST_MAIN(tst_Composite)
#include "tst_composite.moc"