Add unit tests for QSceneLoader

Change-Id: I6f92482750e5e013dc951a3028b5aab7c1c7de4c
Reviewed-by: Sean Harmer <sean.harmer@kdab.com>

3 files changed, 138 insertions, 1 deletions

diff --git a/tests/auto/render/qsceneloader/qsceneloader.pro b/tests/auto/render/qsceneloader/qsceneloader.pro
new file mode 100644
index 000000000..abaf8da86
--- /dev/null
+++ b/tests/auto/render/qsceneloader/qsceneloader.pro
@@ -0,0 +1,11 @@
+TEMPLATE = app
+
+TARGET = tst_qsceneloader
+
+QT += core-private 3dcore 3dcore-private 3drender 3drender-private testlib
+
+CONFIG += testcase
+
+SOURCES += tst_qsceneloader.cpp
+
+include(../commons/commons.pri)
diff --git a/tests/auto/render/qsceneloader/tst_qsceneloader.cpp b/tests/auto/render/qsceneloader/tst_qsceneloader.cpp
new file mode 100644
index 000000000..1d434f5d3
--- /dev/null
+++ b/tests/auto/render/qsceneloader/tst_qsceneloader.cpp
@@ -0,0 +1,125 @@
+/****************************************************************************
+**
+** Copyright (C) 2016 Klaralvdalens Datakonsult AB (KDAB).
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the Qt3D module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:GPL-EXCEPT$
+** 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 https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3 as published by the Free Software
+** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QtTest/QTest>
+#include <Qt3DCore/private/qnode_p.h>
+#include <Qt3DCore/private/qscene_p.h>
+#include <Qt3DCore/private/qnodecreatedchangegenerator_p.h>
+
+#include <Qt3DRender/qsceneloader.h>
+#include <Qt3DRender/private/qsceneloader_p.h>
+
+#include "testpostmanarbiter.h"
+
+class tst_QSceneLoader: public QObject
+{
+    Q_OBJECT
+
+private Q_SLOTS:
+
+    void checkCreationData()
+    {
+        // GIVEN
+        Qt3DRender::QSceneLoader sceneLoader;
+        const QUrl sceneUrl = QUrl(QStringLiteral("LA ConventionCenter"));
+        sceneLoader.setSource(sceneUrl);
+
+        // WHEN
+        QVector<Qt3DCore::QNodeCreatedChangeBasePtr> creationChanges;
+
+        {
+            Qt3DCore::QNodeCreatedChangeGenerator creationChangeGenerator(&sceneLoader);
+            creationChanges = creationChangeGenerator.creationChanges();
+        }
+
+        // THEN
+        {
+            QCOMPARE(creationChanges.size(), 1);
+
+            const auto creationChangeData =
+                    qSharedPointerCast<Qt3DCore::QNodeCreatedChange<Qt3DRender::QSceneLoaderData>>(creationChanges.first());
+            const Qt3DRender::QSceneLoaderData cloneData = creationChangeData->data;
+
+            QCOMPARE(sceneLoader.id(), creationChangeData->subjectId());
+            QCOMPARE(sceneLoader.isEnabled(), true);
+            QCOMPARE(sceneLoader.isEnabled(), creationChangeData->isNodeEnabled());
+            QCOMPARE(sceneLoader.metaObject(), creationChangeData->metaObject());
+            QCOMPARE(sceneLoader.source(), sceneUrl);
+            QCOMPARE(sceneLoader.source(), cloneData.source);
+        }
+
+        // WHEN
+        sceneLoader.setEnabled(false);
+
+        {
+            Qt3DCore::QNodeCreatedChangeGenerator creationChangeGenerator(&sceneLoader);
+            creationChanges = creationChangeGenerator.creationChanges();
+        }
+
+        // THEN
+        {
+            QCOMPARE(creationChanges.size(), 1);
+
+            const auto creationChangeData =
+                    qSharedPointerCast<Qt3DCore::QNodeCreatedChange<Qt3DRender::QSceneLoaderData>>(creationChanges.first());
+            const Qt3DRender::QSceneLoaderData cloneData = creationChangeData->data;
+
+            QCOMPARE(sceneLoader.id(), creationChangeData->subjectId());
+            QCOMPARE(sceneLoader.isEnabled(), false);
+            QCOMPARE(sceneLoader.isEnabled(), creationChangeData->isNodeEnabled());
+            QCOMPARE(sceneLoader.metaObject(), creationChangeData->metaObject());
+            QCOMPARE(sceneLoader.source(), sceneUrl);
+            QCOMPARE(sceneLoader.source(), cloneData.source);
+        }
+    }
+
+    void checkPropertyUpdates()
+    {
+        // GIVEN
+        TestArbiter arbiter;
+        QScopedPointer<Qt3DRender::QSceneLoader> sceneLoader(new Qt3DRender::QSceneLoader());
+        arbiter.setArbiterOnNode(sceneLoader.data());
+
+        // WHEN
+        const QUrl sourceUrl = QUrl(QStringLiteral("Milwaukee"));
+        sceneLoader->setSource(sourceUrl);
+        QCoreApplication::processEvents();
+
+        // THEN
+        QCOMPARE(arbiter.events.size(), 1);
+        Qt3DCore::QPropertyUpdatedChangePtr change = arbiter.events.first().staticCast<Qt3DCore::QPropertyUpdatedChange>();
+        QCOMPARE(change->propertyName(), "source");
+        QCOMPARE(change->value().value<QUrl>(), sourceUrl);
+
+        arbiter.events.clear();
+    }
+};
+
+QTEST_MAIN(tst_QSceneLoader)
+
+#include "tst_qsceneloader.moc"
diff --git a/tests/auto/render/render.pro b/tests/auto/render/render.pro
index 9a89015f1..14cee3c04 100644
--- a/tests/auto/render/render.pro
+++ b/tests/auto/render/render.pro
@@ -53,5 +53,6 @@ contains(QT_CONFIG, private_tests) {
         qrendersurfaceselector \
         sortpolicy \
         qcuboidgeometry \
-        sceneloader
+        sceneloader \
+        qsceneloader
 }