Add autotest for lights

Change-Id: Id8639d437bd55de15dc924af49930c12a3489cea
Reviewed-by: Sean Harmer <sean.harmer@kdab.com>

3 files changed, 266 insertions, 0 deletions

diff --git a/tests/auto/render/qlight/qlight.pro b/tests/auto/render/qlight/qlight.pro
new file mode 100644
index 000000000..5f2bd10b4
--- /dev/null
+++ b/tests/auto/render/qlight/qlight.pro
@@ -0,0 +1,11 @@
+TEMPLATE = app
+
+TARGET = tst_qlight
+
+QT += core-private 3dcore 3dcore-private 3drender 3drender-private testlib
+
+CONFIG += testcase
+
+SOURCES += tst_qlight.cpp
+
+include(../commons/commons.pri)
diff --git a/tests/auto/render/qlight/tst_qlight.cpp b/tests/auto/render/qlight/tst_qlight.cpp
new file mode 100644
index 000000000..1858f149b
--- /dev/null
+++ b/tests/auto/render/qlight/tst_qlight.cpp
@@ -0,0 +1,254 @@
+/****************************************************************************
+**
+** Copyright (C) 2015 The Qt Company Ltd.
+** Contact: http://www.qt.io/licensing/
+**
+** This file is part of the Qt3D module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL3$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see http://www.qt.io/terms-conditions. For further
+** information use the contact form at http://www.qt.io/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPLv3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or later as published by the Free
+** Software Foundation and appearing in the file LICENSE.GPL included in
+** the packaging of this file. Please review the following information to
+** ensure the GNU General Public License version 2.0 requirements will be
+** met: http://www.gnu.org/licenses/gpl-2.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QtTest/QTest>
+#include <Qt3DCore/private/qnode_p.h>
+#include <Qt3DCore/private/qscene_p.h>
+
+#include <Qt3DRender/qlight.h>
+#include <Qt3DRender/qpointlight.h>
+#include <Qt3DRender/qdirectionallight.h>
+#include <Qt3DRender/qspotlight.h>
+
+#include "testpostmanarbiter.h"
+
+// We need to call QNode::clone which is protected
+// So we sublcass QNode instead of QObject
+class tst_QLight: public Qt3DCore::QNode
+{
+    Q_OBJECT
+public:
+    ~tst_QLight()
+    {
+        QNode::cleanup();
+    }
+
+private Q_SLOTS:
+
+    void checkLightCloning()
+    {
+        Qt3DRender::QLight light;
+        light.setColor(Qt::red);
+        light.setIntensity(0.5f);
+
+        QScopedPointer<Qt3DRender::QLight> lightClone(static_cast<Qt3DRender::QLight *>(QNode::clone(&light)));
+        QVERIFY(lightClone.data());
+        QCOMPARE(light.color(), lightClone->color());
+        QCOMPARE(light.intensity(), lightClone->intensity());
+    }
+
+    void checkPointLightCloning()
+    {
+        Qt3DRender::QPointLight pointLight;
+        pointLight.setColor(Qt::green);
+        pointLight.setIntensity(0.5f);
+        pointLight.setAttenuation(QVector3D(0.5f, 0.0f, 1.0f));
+
+        QScopedPointer<Qt3DRender::QPointLight> pointLightClone(static_cast<Qt3DRender::QPointLight *>(QNode::clone(&pointLight)));
+        QVERIFY(pointLightClone.data());
+        QCOMPARE(pointLight.color(), pointLightClone->color());
+        QCOMPARE(pointLight.intensity(), pointLightClone->intensity());
+        QCOMPARE(pointLight.attenuation(), pointLightClone->attenuation());
+    }
+
+    void checkDirectionalLightCloning()
+    {
+        Qt3DRender::QDirectionalLight dirLight;
+        dirLight.setColor(Qt::blue);
+        dirLight.setIntensity(0.5f);
+        dirLight.setDirection(QVector3D(0, 0, -1));
+
+        QScopedPointer<Qt3DRender::QDirectionalLight> dirLightClone(static_cast<Qt3DRender::QDirectionalLight *>(QNode::clone(&dirLight)));
+        QVERIFY(dirLightClone.data());
+        QCOMPARE(dirLight.color(), dirLightClone->color());
+        QCOMPARE(dirLight.intensity(), dirLightClone->intensity());
+        QCOMPARE(dirLight.direction(), dirLightClone->direction());
+    }
+
+    void checkSpotLightCloning()
+    {
+        Qt3DRender::QSpotLight spotLight;
+        spotLight.setColor(Qt::lightGray);
+        spotLight.setIntensity(0.5f);
+        spotLight.setDirection(QVector3D(0, 0, -1));
+        spotLight.setCutOffAngle(0.75f);
+
+        QScopedPointer<Qt3DRender::QSpotLight> spotLightClone(static_cast<Qt3DRender::QSpotLight *>(QNode::clone(&spotLight)));
+        QVERIFY(spotLightClone.data());
+        QCOMPARE(spotLight.color(), spotLightClone->color());
+        QCOMPARE(spotLight.intensity(), spotLightClone->intensity());
+        QCOMPARE(spotLight.direction(), spotLightClone->direction());
+        QCOMPARE(spotLight.cutOffAngle(), spotLightClone->cutOffAngle());
+    }
+
+    void checkLightPropertyUpdates()
+    {
+        QScopedPointer<Qt3DRender::QLight> light(new Qt3DRender::QLight);
+        TestArbiter lightArbiter(light.data());
+
+        light->setColor(Qt::red);
+        light->setIntensity(0.5f);
+        QCoreApplication::processEvents();
+
+        QCOMPARE(lightArbiter.events.size(), 2);
+        Qt3DCore::QScenePropertyChangePtr change = lightArbiter.events[0].staticCast<Qt3DCore::QScenePropertyChange>();
+        QCOMPARE(change->propertyName(), "color");
+        QCOMPARE(change->subjectId(), light->id());
+        QCOMPARE(change->value().value<QColor>(), QColor(Qt::red));
+        QCOMPARE(change->type(), Qt3DCore::NodeUpdated);
+        change = lightArbiter.events[1].staticCast<Qt3DCore::QScenePropertyChange>();
+        QCOMPARE(change->propertyName(), "intensity");
+        QCOMPARE(change->subjectId(), light->id());
+        QCOMPARE(change->value().value<float>(), 0.5f);
+        QCOMPARE(change->type(), Qt3DCore::NodeUpdated);
+
+        lightArbiter.events.clear();
+
+        light->setColor(Qt::red);
+        QCoreApplication::processEvents();
+
+        QCOMPARE(lightArbiter.events.size(), 0);
+
+        lightArbiter.events.clear();
+    }
+
+    void checkPointLightPropertyUpdates()
+    {
+        QScopedPointer<Qt3DRender::QPointLight> pointLight(new Qt3DRender::QPointLight);
+        TestArbiter pointLightArbiter(pointLight.data());
+
+        pointLight->setColor(Qt::green);
+        pointLight->setIntensity(0.5f);
+        pointLight->setAttenuation(QVector3D(0.5f, 0.0f, 1.0f));
+        QCoreApplication::processEvents();
+
+        QCOMPARE(pointLightArbiter.events.size(), 3);
+        Qt3DCore::QScenePropertyChangePtr change = pointLightArbiter.events[0].staticCast<Qt3DCore::QScenePropertyChange>();
+        QCOMPARE(change->propertyName(), "color");
+        QCOMPARE(change->subjectId(), pointLight->id());
+        QCOMPARE(change->value().value<QColor>(), QColor(Qt::green));
+        QCOMPARE(change->type(), Qt3DCore::NodeUpdated);
+        change = pointLightArbiter.events[1].staticCast<Qt3DCore::QScenePropertyChange>();
+        QCOMPARE(change->propertyName(), "intensity");
+        QCOMPARE(change->subjectId(), pointLight->id());
+        QCOMPARE(change->value().value<float>(), 0.5f);
+        QCOMPARE(change->type(), Qt3DCore::NodeUpdated);
+        change = pointLightArbiter.events[2].staticCast<Qt3DCore::QScenePropertyChange>();
+        QCOMPARE(change->propertyName(), "attenuation");
+        QCOMPARE(change->subjectId(), pointLight->id());
+        QCOMPARE(change->value().value<QVector3D>(), QVector3D(0.5f, 0.0f, 1.0f));
+        QCOMPARE(change->type(), Qt3DCore::NodeUpdated);
+
+        pointLightArbiter.events.clear();
+    }
+
+    void checkDirectionalLightPropertyUpdates()
+    {
+        QScopedPointer<Qt3DRender::QDirectionalLight> dirLight(new Qt3DRender::QDirectionalLight);
+        TestArbiter dirLightArbiter(dirLight.data());
+
+        dirLight->setColor(Qt::blue);
+        dirLight->setIntensity(0.5f);
+        dirLight->setDirection(QVector3D(0.5f, 0.0f, -1.0f));
+        QCoreApplication::processEvents();
+
+        QCOMPARE(dirLightArbiter.events.size(), 3);
+        Qt3DCore::QScenePropertyChangePtr change = dirLightArbiter.events[0].staticCast<Qt3DCore::QScenePropertyChange>();
+        QCOMPARE(change->propertyName(), "color");
+        QCOMPARE(change->subjectId(), dirLight->id());
+        QCOMPARE(change->value().value<QColor>(), QColor(Qt::blue));
+        QCOMPARE(change->type(), Qt3DCore::NodeUpdated);
+        change = dirLightArbiter.events[1].staticCast<Qt3DCore::QScenePropertyChange>();
+        QCOMPARE(change->propertyName(), "intensity");
+        QCOMPARE(change->subjectId(), dirLight->id());
+        QCOMPARE(change->value().value<float>(), 0.5f);
+        QCOMPARE(change->type(), Qt3DCore::NodeUpdated);
+        change = dirLightArbiter.events[2].staticCast<Qt3DCore::QScenePropertyChange>();
+        QCOMPARE(change->propertyName(), "direction");
+        QCOMPARE(change->subjectId(), dirLight->id());
+        QCOMPARE(change->value().value<QVector3D>(), QVector3D(0.5f, 0.0f, -1.0f));
+        QCOMPARE(change->type(), Qt3DCore::NodeUpdated);
+
+        dirLightArbiter.events.clear();
+    }
+
+    void checkSpotLightPropertyUpdates()
+    {
+        QScopedPointer<Qt3DRender::QSpotLight> spotLight(new Qt3DRender::QSpotLight);
+        TestArbiter spotLightArbiter(spotLight.data());
+
+        spotLight->setColor(Qt::lightGray);
+        spotLight->setIntensity(0.5f);
+        spotLight->setDirection(QVector3D(0.5f, 0.0f, -1.0f));
+        spotLight->setCutOffAngle(0.75f);
+        QCoreApplication::processEvents();
+
+        QCOMPARE(spotLightArbiter.events.size(), 4);
+        Qt3DCore::QScenePropertyChangePtr change = spotLightArbiter.events[0].staticCast<Qt3DCore::QScenePropertyChange>();
+        QCOMPARE(change->propertyName(), "color");
+        QCOMPARE(change->subjectId(), spotLight->id());
+        QCOMPARE(change->value().value<QColor>(), QColor(Qt::lightGray));
+        QCOMPARE(change->type(), Qt3DCore::NodeUpdated);
+        change = spotLightArbiter.events[1].staticCast<Qt3DCore::QScenePropertyChange>();
+        QCOMPARE(change->propertyName(), "intensity");
+        QCOMPARE(change->subjectId(), spotLight->id());
+        QCOMPARE(change->value().value<float>(), 0.5f);
+        QCOMPARE(change->type(), Qt3DCore::NodeUpdated);
+        change = spotLightArbiter.events[2].staticCast<Qt3DCore::QScenePropertyChange>();
+        QCOMPARE(change->propertyName(), "direction");
+        QCOMPARE(change->subjectId(), spotLight->id());
+        QCOMPARE(change->value().value<QVector3D>(), QVector3D(0.5f, 0.0f, -1.0f));
+        QCOMPARE(change->type(), Qt3DCore::NodeUpdated);
+        change = spotLightArbiter.events[3].staticCast<Qt3DCore::QScenePropertyChange>();
+        QCOMPARE(change->propertyName(), "cutOffAngle");
+        QCOMPARE(change->subjectId(), spotLight->id());
+        QCOMPARE(change->value().value<float>(), 0.75f);
+        QCOMPARE(change->type(), Qt3DCore::NodeUpdated);
+
+        spotLightArbiter.events.clear();
+    }
+
+protected:
+    Qt3DCore::QNode *doClone() const Q_DECL_OVERRIDE
+    {
+        return Q_NULLPTR;
+    }
+
+};
+
+QTEST_MAIN(tst_QLight)
+
+#include "tst_qlight.moc"
diff --git a/tests/auto/render/render.pro b/tests/auto/render/render.pro
index 60a860309..4b43a291d 100644
--- a/tests/auto/render/render.pro
+++ b/tests/auto/render/render.pro
@@ -27,6 +27,7 @@ contains(QT_CONFIG, private_tests) {
         qframegraphnode \
         qframegraph \
         qlayerfilter \
+        qlight \
         qrenderpassfilter \
         qrendertargetselector \
         qsortcriterion \