QFirstPersonCameraController: add unit tests

Change-Id: I22c94c6cc45392bca82e955725b425aab2e6d511
Reviewed-by: Sean Harmer <sean.harmer@kdab.com>

3 files changed, 140 insertions, 1 deletions

diff --git a/tests/auto/extras/extras.pro b/tests/auto/extras/extras.pro
index 4fe7d7578..8890d7375 100644
--- a/tests/auto/extras/extras.pro
+++ b/tests/auto/extras/extras.pro
@@ -4,5 +4,6 @@ contains(QT_CONFIG, private_tests) {
     SUBDIRS += \
         qcuboidgeometry \
         qtorusgeometry \
-        qforwardrenderer
+        qforwardrenderer \
+        qfirstpersoncameracontroller
 }
diff --git a/tests/auto/extras/qfirstpersoncameracontroller/qfirstpersoncameracontroller.pro b/tests/auto/extras/qfirstpersoncameracontroller/qfirstpersoncameracontroller.pro
new file mode 100644
index 000000000..4952cc07d
--- /dev/null
+++ b/tests/auto/extras/qfirstpersoncameracontroller/qfirstpersoncameracontroller.pro
@@ -0,0 +1,9 @@
+TEMPLATE = app
+
+TARGET = tst_qfirstpersoncameracontroller
+
+QT += 3dcore 3dcore-private 3drender 3drender-private 3dextras testlib
+
+CONFIG += testcase
+
+SOURCES += tst_qfirstpersoncameracontroller.cpp
diff --git a/tests/auto/extras/qfirstpersoncameracontroller/tst_qfirstpersoncameracontroller.cpp b/tests/auto/extras/qfirstpersoncameracontroller/tst_qfirstpersoncameracontroller.cpp
new file mode 100644
index 000000000..22046051b
--- /dev/null
+++ b/tests/auto/extras/qfirstpersoncameracontroller/tst_qfirstpersoncameracontroller.cpp
@@ -0,0 +1,129 @@
+/****************************************************************************
+**
+** 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 <Qt3DExtras/qfirstpersoncameracontroller.h>
+#include <Qt3DRender/qcamera.h>
+#include <QObject>
+#include <QSignalSpy>
+
+class tst_QFirstPersonCameraController : public QObject
+{
+    Q_OBJECT
+
+private Q_SLOTS:
+
+    void checkDefaultConstruction()
+    {
+        // GIVEN
+        Qt3DExtras::QFirstPersonCameraController firstPersonCameraController;
+
+        // THEN
+        QVERIFY(firstPersonCameraController.camera() == nullptr);
+        QCOMPARE(firstPersonCameraController.linearSpeed(), 10.0f);
+        QCOMPARE(firstPersonCameraController.lookSpeed(), 180.0f);
+    }
+
+    void checkPropertyChanges()
+    {
+        // GIVEN
+        Qt3DExtras::QFirstPersonCameraController firstPersonCameraController;
+
+        {
+            // WHEN
+            QSignalSpy spy(&firstPersonCameraController, SIGNAL(cameraChanged()));
+            Qt3DRender::QCamera *newValue = new Qt3DRender::QCamera(&firstPersonCameraController);
+            firstPersonCameraController.setCamera(newValue);
+
+            // THEN
+            QCOMPARE(firstPersonCameraController.camera(), newValue);
+            QCOMPARE(spy.count(), 1);
+
+            // WHEN
+            spy.clear();
+            firstPersonCameraController.setCamera(newValue);
+
+            // THEN
+            QCOMPARE(firstPersonCameraController.camera(), newValue);
+            QCOMPARE(spy.count(), 0);
+
+            // WHEN
+            spy.clear();
+            // Check node bookeeping
+            delete newValue;
+
+            // THEN
+            QCOMPARE(spy.count(), 1);
+            QVERIFY(firstPersonCameraController.camera() == nullptr);
+        }
+        {
+            // WHEN
+            QSignalSpy spy(&firstPersonCameraController, SIGNAL(linearSpeedChanged()));
+            const float newValue = 300.0f;
+            firstPersonCameraController.setLinearSpeed(newValue);
+
+            // THEN
+            QCOMPARE(firstPersonCameraController.linearSpeed(), newValue);
+            QCOMPARE(spy.count(), 1);
+
+            // WHEN
+            spy.clear();
+            firstPersonCameraController.setLinearSpeed(newValue);
+
+            // THEN
+            QCOMPARE(firstPersonCameraController.linearSpeed(), newValue);
+            QCOMPARE(spy.count(), 0);
+
+        }
+        {
+            // WHEN
+            QSignalSpy spy(&firstPersonCameraController, SIGNAL(lookSpeedChanged()));
+            const float newValue = 0.001f;
+            firstPersonCameraController.setLookSpeed(newValue);
+
+            // THEN
+            QCOMPARE(firstPersonCameraController.lookSpeed(), newValue);
+            QCOMPARE(spy.count(), 1);
+
+            // WHEN
+            spy.clear();
+            firstPersonCameraController.setLookSpeed(newValue);
+
+            // THEN
+            QCOMPARE(firstPersonCameraController.lookSpeed(), newValue);
+            QCOMPARE(spy.count(), 0);
+
+        }
+    }
+
+};
+
+QTEST_APPLESS_MAIN(tst_QFirstPersonCameraController)
+
+#include "tst_qfirstpersoncameracontroller.moc"