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++ // Copyright (C) 2015 Klaralvdalens Datakonsult AB (KDAB).
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
++
++ #include <QtTest/QTest>
++ #include <Qt3DCore/private/qnode_p.h>
++ #include <Qt3DCore/private/qscene_p.h>
++ #include <Qt3DCore/qentity.h>
++
++ #include <Qt3DRender/qrendertargetselector.h>
++ #include <Qt3DRender/private/qrendertargetselector_p.h>
++ #include <Qt3DRender/qrendertarget.h>
++ #include "testarbiter.h"
++
++ class tst_QRenderTargetSelector: public QObject
++ {
++ Q_OBJECT
++
++ private Q_SLOTS:
++
++ void checkSaneDefaults()
++ {
++ QScopedPointer<Qt3DRender::QRenderTargetSelector> defaultTargetSelector(new Qt3DRender::QRenderTargetSelector);
++
++ QVERIFY(defaultTargetSelector->target() == nullptr);
++ }
++
++ void checkPropertyUpdates()
++ {
++ // GIVEN
++ TestArbiter arbiter;
++ QScopedPointer<Qt3DRender::QRenderTargetSelector> renderTargetSelector(new Qt3DRender::QRenderTargetSelector());
++ arbiter.setArbiterOnNode(renderTargetSelector.data());
++
++ // WHEN
++ Qt3DRender::QRenderTarget *target = new Qt3DRender::QRenderTarget();
++ renderTargetSelector->setTarget(target);
++ QCoreApplication::processEvents();
++
++ // THEN
++ QCOMPARE(arbiter.dirtyNodes().size(), 1);
++ QCOMPARE(arbiter.dirtyNodes().front(), renderTargetSelector.data());
++
++ arbiter.clear();
++
++ // WHEN
++ renderTargetSelector->setTarget(target);
++ QCoreApplication::processEvents();
++
++ // THEN
++ QCOMPARE(arbiter.dirtyNodes().size(), 0);
++
++ // WHEN
++ renderTargetSelector->setTarget(nullptr);
++ QCoreApplication::processEvents();
++
++ // THEN
++ QCOMPARE(arbiter.dirtyNodes().size(), 1);
++ QCOMPARE(arbiter.dirtyNodes().front(), renderTargetSelector.data());
++
++ arbiter.clear();
++ }
++
++ void checkRenderTargetBookkeeping()
++ {
++ // GIVEN
++ QScopedPointer<Qt3DRender::QRenderTargetSelector> targetSelector(new Qt3DRender::QRenderTargetSelector);
++ {
++ // WHEN
++ Qt3DRender::QRenderTarget target;
++ targetSelector->setTarget(&target);
++
++ // THEN
++ QCOMPARE(target.parent(), targetSelector.data());
++ QCOMPARE(targetSelector->target(), &target);
++ }
++ // THEN (Should not crash and effect be unset)
++ QVERIFY(targetSelector->target() == nullptr);
++
++ {
++ // WHEN
++ Qt3DRender::QRenderTargetSelector someOtherTargetSelector;
++ QScopedPointer<Qt3DRender::QRenderTarget> target(new Qt3DRender::QRenderTarget(&someOtherTargetSelector));
++ targetSelector->setTarget(target.data());
++
++ // THEN
++ QCOMPARE(target->parent(), &someOtherTargetSelector);
++ QCOMPARE(targetSelector->target(), target.data());
++
++ // WHEN
++ targetSelector.reset();
++ target.reset();
++
++ // THEN Should not crash when the target is destroyed (tests for failed removal of destruction helper)
++ }
++ }
++ };
++
++ QTEST_MAIN(tst_QRenderTargetSelector)
++
++ #include "tst_qrendertargetselector.moc"