| /**************************************************************************** |
| ** |
| ** Copyright (C) 2018 Klaralvdalens Datakonsult AB (KDAB). |
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| ** |
| ** This file is part of the Qt3D module of the Qt Toolkit. |
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| ** GNU General Public License Usage |
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| ** General Public License version 3 as published by the Free Software |
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| ****************************************************************************/ |
| |
| #include <QtTest/QTest> |
| #include <QtTest/QSignalSpy> |
| #include <Qt3DCore/private/qnode_p.h> |
| #include <Qt3DCore/private/qscene_p.h> |
| #include <Qt3DCore/qpropertyupdatedchange.h> |
| #include <Qt3DCore/qpropertynodeaddedchange.h> |
| #include <Qt3DCore/qpropertynoderemovedchange.h> |
| #include <Qt3DRender/QRayCaster> |
| #include <Qt3DRender/QLayer> |
| |
| #include "testpostmanarbiter.h" |
| |
| class MyRayCaster : public Qt3DRender::QRayCaster |
| { |
| Q_OBJECT |
| public: |
| MyRayCaster(Qt3DCore::QNode *parent = nullptr) |
| : Qt3DRender::QRayCaster(parent) |
| { |
| qRegisterMetaType<Qt3DRender::QAbstractRayCaster::Hits>("Hits"); |
| } |
| |
| void sceneChangeEvent(const Qt3DCore::QSceneChangePtr &change) final |
| { |
| Qt3DRender::QRayCaster::sceneChangeEvent(change); |
| } |
| |
| private: |
| friend class tst_RayCaster; |
| }; |
| |
| // We need to call QNode::clone which is protected |
| // So we sublcass QNode instead of QObject |
| class tst_QRayCaster : public Qt3DCore::QNode |
| { |
| Q_OBJECT |
| public: |
| tst_QRayCaster() |
| { |
| } |
| |
| ~tst_QRayCaster() |
| { |
| QMetaObject::invokeMethod(this, "_q_cleanup", Qt::DirectConnection); |
| } |
| |
| private Q_SLOTS: |
| |
| void checkState() |
| { |
| // GIVEN |
| QScopedPointer<Qt3DRender::QRayCaster> rayCaster(new Qt3DRender::QRayCaster()); |
| |
| QVERIFY(!rayCaster->isEnabled()); |
| QVERIFY(rayCaster->direction().length() > 0.); |
| QCOMPARE(rayCaster->runMode(), Qt3DRender::QAbstractRayCaster::SingleShot); |
| |
| // WHEN |
| rayCaster->trigger(); |
| |
| // THEN |
| QVERIFY(rayCaster->isEnabled()); |
| |
| // WHEN |
| rayCaster->setEnabled(false); |
| rayCaster->trigger(QVector3D(1., 2., 3.), QVector3D(1., 0., 0.), 10.f); |
| |
| // THEN |
| QVERIFY(rayCaster->isEnabled()); |
| QCOMPARE(rayCaster->origin(), QVector3D(1., 2., 3.)); |
| QCOMPARE(rayCaster->direction(), QVector3D(1., 0., 0.)); |
| QCOMPARE(rayCaster->length(), 10.f); |
| } |
| |
| void checkPropertyUpdates() |
| { |
| // GIVEN |
| TestArbiter arbiter; |
| QScopedPointer<Qt3DRender::QRayCaster> rayCaster(new Qt3DRender::QRayCaster()); |
| arbiter.setArbiterOnNode(rayCaster.data()); |
| |
| // WHEN |
| rayCaster->setOrigin({1., 1., 1.}); |
| QCoreApplication::processEvents(); |
| |
| // THEN |
| QCOMPARE(arbiter.events.size(), 0); |
| QCOMPARE(arbiter.dirtyNodes.size(), 1); |
| QCOMPARE(arbiter.dirtyNodes.front(), rayCaster.data()); |
| |
| arbiter.dirtyNodes.clear(); |
| |
| // WHEN |
| auto layer = new Qt3DRender::QLayer(rayCaster.data()); |
| QCoreApplication::processEvents(); |
| rayCaster->addLayer(layer); |
| QCoreApplication::processEvents(); |
| |
| // THEN |
| QCOMPARE(arbiter.events.size(), 1); |
| auto addChange = arbiter.events.first().staticCast<Qt3DCore::QPropertyNodeAddedChange>(); |
| QCOMPARE(addChange->propertyName(), "layer"); |
| QCOMPARE(addChange->subjectId(), rayCaster->id()); |
| QCOMPARE(addChange->addedNodeId(), rayCaster->layers().at(0)->id()); |
| QCOMPARE(addChange->type(), Qt3DCore::PropertyValueAdded); |
| |
| arbiter.events.clear(); |
| |
| // WHEN |
| layer = new Qt3DRender::QLayer(rayCaster.data()); |
| QCoreApplication::processEvents(); |
| rayCaster->addLayer(layer); |
| QCoreApplication::processEvents(); |
| |
| // THEN |
| QCOMPARE(arbiter.events.size(), 1); |
| addChange = arbiter.events.first().staticCast<Qt3DCore::QPropertyNodeAddedChange>(); |
| QCOMPARE(addChange->propertyName(), "layer"); |
| QCOMPARE(addChange->subjectId(), rayCaster->id()); |
| QCOMPARE(addChange->addedNodeId(), rayCaster->layers().at(1)->id()); |
| QCOMPARE(addChange->type(), Qt3DCore::PropertyValueAdded); |
| |
| arbiter.events.clear(); |
| |
| // WHEN |
| layer = rayCaster->layers().at(0); |
| rayCaster->removeLayer(layer); |
| QCoreApplication::processEvents(); |
| |
| // THEN |
| QCOMPARE(arbiter.events.size(), 1); |
| auto removeChange = arbiter.events.first().staticCast<Qt3DCore::QPropertyNodeRemovedChange>(); |
| QCOMPARE(removeChange->propertyName(), "layer"); |
| QCOMPARE(removeChange->subjectId(), rayCaster->id()); |
| QCOMPARE(removeChange->removedNodeId(), layer->id()); |
| QCOMPARE(removeChange->type(), Qt3DCore::PropertyValueRemoved); |
| |
| arbiter.events.clear(); |
| } |
| |
| void checkLayerBookkeeping() |
| { |
| // GIVEN |
| QScopedPointer<Qt3DRender::QRayCaster> rayCaster(new Qt3DRender::QRayCaster); |
| { |
| // WHEN |
| Qt3DRender::QLayer layer; |
| rayCaster->addLayer(&layer); |
| |
| // THEN |
| QCOMPARE(layer.parent(), rayCaster.data()); |
| QCOMPARE(rayCaster->layers().size(), 1); |
| } |
| // THEN (Should not crash and parameter be unset) |
| QVERIFY(rayCaster->layers().empty()); |
| |
| { |
| // WHEN |
| Qt3DRender::QRayCaster someOtherRayCaster; |
| QScopedPointer<Qt3DRender::QLayer> layer(new Qt3DRender::QLayer(&someOtherRayCaster)); |
| rayCaster->addLayer(layer.data()); |
| |
| // THEN |
| QCOMPARE(layer->parent(), &someOtherRayCaster); |
| QCOMPARE(rayCaster->layers().size(), 1); |
| |
| // WHEN |
| rayCaster.reset(); |
| layer.reset(); |
| |
| // THEN Should not crash when the layer is destroyed (tests for failed removal of destruction helper) |
| } |
| } |
| |
| void checkBackendUpdates_data() |
| { |
| QTest::addColumn<QByteArray>("signalPrototype"); |
| QTest::addColumn<QByteArray>("propertyName"); |
| |
| QTest::newRow("hits") |
| << QByteArray(SIGNAL(hitsChanged(const Hits &))) |
| << QByteArrayLiteral("hits"); |
| } |
| |
| void checkBackendUpdates() |
| { |
| // GIVEN |
| QFETCH(QByteArray, signalPrototype); |
| QFETCH(QByteArray, propertyName); |
| QScopedPointer<MyRayCaster> rayCaster(new MyRayCaster()); |
| QSignalSpy spy(rayCaster.data(), signalPrototype.constData()); |
| Qt3DRender::QRayCaster::Hits hits; |
| |
| // WHEN |
| // Create Backend Change and distribute it to frontend node |
| Qt3DCore::QPropertyUpdatedChangePtr e(new Qt3DCore::QPropertyUpdatedChange(rayCaster->id())); |
| e->setPropertyName(propertyName.constData()); |
| QVariant v; |
| v.setValue<Qt3DRender::QRayCaster::Hits>(hits); |
| e->setValue(v); |
| rayCaster->sceneChangeEvent(e); |
| |
| // THEN |
| // Check that the QRayCaster triggers the expected signal |
| QCOMPARE(spy.count(), 1); |
| } |
| }; |
| |
| QTEST_MAIN(tst_QRayCaster) |
| |
| #include "tst_qraycaster.moc" |