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#include <QtTest/QTest>
#include <Qt3DRender/qsetfence.h>
#include <Qt3DRender/private/qsetfence_p.h>
#include <QObject>
#include <QSignalSpy>
#include <Qt3DCore/qpropertyupdatedchange.h>
#include <Qt3DCore/private/qnodecreatedchangegenerator_p.h>
#include <Qt3DCore/qnodecreatedchange.h>
#include <Qt3DCore/private/qscene_p.h>
#include "testpostmanarbiter.h"

class MySetFence : public Qt3DRender::QSetFence
{
public:
    using Qt3DRender::QSetFence::sceneChangeEvent;
};

class tst_QSetFence : public QObject
{
    Q_OBJECT

private Q_SLOTS:

    void initTestCase()
    {
        qRegisterMetaType<Qt3DRender::QSetFence::HandleType>("HandleType");
    }

    void checkDefaultConstruction()
    {
        // GIVEN
        Qt3DRender::QSetFence setFence;

        // THEN
        QCOMPARE(setFence.handleType(), Qt3DRender::QSetFence::NoHandle);
        QCOMPARE(setFence.handle(), QVariant());
    }

    void checkPropertyChanges()
    {
        // GIVEN
        Qt3DCore::QScene scene;
        MySetFence setFence;

        Qt3DCore::QNodePrivate::get(&setFence)->setScene(&scene);

        {
            // WHEN
            QSignalSpy spy(&setFence, SIGNAL(handleTypeChanged(HandleType)));

            // THEN
            QVERIFY(spy.isValid());

            // THEN
            Qt3DCore::QPropertyUpdatedChangePtr valueChange(new Qt3DCore::QPropertyUpdatedChange(Qt3DCore::QNodeId()));
            valueChange->setPropertyName("handleType");
            valueChange->setValue(QVariant::fromValue(Qt3DRender::QSetFence::OpenGLFenceId));
            setFence.sceneChangeEvent(valueChange);

            // THEN
            QCOMPARE(setFence.handleType(), Qt3DRender::QSetFence::OpenGLFenceId);
            QCOMPARE(spy.count(), 1);

            // WHEN
            spy.clear();
            setFence.sceneChangeEvent(valueChange);

            // THEN
            QCOMPARE(spy.count(), 0);
        }

        {
            // WHEN
            QSignalSpy spy(&setFence, SIGNAL(handleChanged(QVariant)));

            // THEN
            QVERIFY(spy.isValid());

            // WHEN
            Qt3DCore::QPropertyUpdatedChangePtr valueChange(new Qt3DCore::QPropertyUpdatedChange(Qt3DCore::QNodeId()));
            valueChange->setPropertyName("handle");
            valueChange->setValue(QVariant(984));
            setFence.sceneChangeEvent(valueChange);

            // THEN
            QCOMPARE(setFence.handle(),QVariant(984));
            QCOMPARE(spy.count(), 1);

            // WHEN
            spy.clear();
            setFence.sceneChangeEvent(valueChange);

            // THEN
            QCOMPARE(spy.count(), 0);
        }
    }

    void checkCreationData()
    {
        // GIVEN
        Qt3DRender::QSetFence setFence;


        // WHEN
        QVector<Qt3DCore::QNodeCreatedChangeBasePtr> creationChanges;

        {
            Qt3DCore::QNodeCreatedChangeGenerator creationChangeGenerator(&setFence);
            creationChanges = creationChangeGenerator.creationChanges();
        }

        // THEN
        {
            QCOMPARE(creationChanges.size(), 1);

            const auto creationChangeData = qSharedPointerCast<Qt3DCore::QNodeCreatedChange<Qt3DRender::QSetFenceData>>(creationChanges.first());
            const Qt3DRender::QSetFenceData cloneData = creationChangeData->data;

            QCOMPARE(setFence.id(), creationChangeData->subjectId());
            QCOMPARE(setFence.isEnabled(), true);
            QCOMPARE(setFence.isEnabled(), creationChangeData->isNodeEnabled());
            QCOMPARE(setFence.metaObject(), creationChangeData->metaObject());
        }

        // WHEN
        setFence.setEnabled(false);

        {
            Qt3DCore::QNodeCreatedChangeGenerator creationChangeGenerator(&setFence);
            creationChanges = creationChangeGenerator.creationChanges();
        }

        // THEN
        {
            QCOMPARE(creationChanges.size(), 1);

            const auto creationChangeData = qSharedPointerCast<Qt3DCore::QNodeCreatedChange<Qt3DRender::QSetFenceData>>(creationChanges.first());
            const Qt3DRender::QSetFenceData cloneData = creationChangeData->data;

            QCOMPARE(setFence.id(), creationChangeData->subjectId());
            QCOMPARE(setFence.isEnabled(), false);
            QCOMPARE(setFence.isEnabled(), creationChangeData->isNodeEnabled());
            QCOMPARE(setFence.metaObject(), creationChangeData->metaObject());
        }
    }

};

QTEST_MAIN(tst_QSetFence)

#include "tst_qsetfence.moc"