tst_qrendertarget.cpp

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// Copyright (C) 2016 Klaralvdalens Datakonsult AB (KDAB).

// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only

#include <QtTest/QTest>

#include <Qt3DRender/qrendertarget.h>

#include <Qt3DRender/qrendertargetoutput.h>

#include <Qt3DRender/private/qrendertarget_p.h>

#include <QObject>

#include <QSignalSpy>

#include "testarbiter.h"

class tst_QRenderTarget : public QObject

    Q_OBJECT

private Q_SLOTS:

    void checkDefaultConstruction()

        // GIVEN

        Qt3DRender::QRenderTarget renderTarget;

        // THEN

        QVERIFY(renderTarget.outputs().empty());

    void checkPropertyChanges()

        // GIVEN

        Qt3DRender::QRenderTarget renderTarget;

        // WHEN

        Qt3DRender::QRenderTargetOutput output;

        renderTarget.addOutput(&output);

        // THEN

        QCOMPARE(renderTarget.outputs().size(), 1);

        // WHEN

        renderTarget.addOutput(&output);

        // THEN

        QCOMPARE(renderTarget.outputs().size(), 1);

        // WHEN

        renderTarget.removeOutput(&output);

        // THEN

        QCOMPARE(renderTarget.outputs().size(), 0);

    void checkRenderTargetOutputBookkeeping()

        // GIVEN

        Qt3DRender::QRenderTarget renderTarget;

            // WHEN

            Qt3DRender::QRenderTargetOutput output;

            renderTarget.addOutput(&output);

            // THEN

            QCOMPARE(renderTarget.outputs().size(), 1);

        // THEN -> should not crash

        QCOMPARE(renderTarget.outputs().size(), 0);

    void checkRenderTargetOutputUpdate()

        // GIVEN

        TestArbiter arbiter;

        Qt3DRender::QRenderTarget renderTarget;

        Qt3DRender::QRenderTargetOutput renderTargetOutput;

        arbiter.setArbiterOnNode(&renderTarget);

            // WHEN

            renderTarget.addOutput(&renderTargetOutput);

            QCoreApplication::processEvents();

            // THEN

            QCOMPARE(arbiter.dirtyNodes().size(), 1);

            QCOMPARE(arbiter.dirtyNodes().front(), &renderTarget);

            arbiter.clear();

            // WHEN

            renderTarget.removeOutput(&renderTargetOutput);

            QCoreApplication::processEvents();

            // THEN

            QCOMPARE(arbiter.dirtyNodes().size(), 1);

            QCOMPARE(arbiter.dirtyNodes().front(), &renderTarget);

            arbiter.clear();

};

QTEST_MAIN(tst_QRenderTarget)

#include "tst_qrendertarget.moc"