Add backend class for AxisAccumulator and tests

Change-Id: I2d6071c11054eff7d5a574ce3a3dba54dd9bad12
Reviewed-by: Kevin Ottens <kevin.ottens@kdab.com>

3 files changed, 214 insertions, 1 deletions

diff --git a/tests/auto/input/axisaccumulator/axisaccumulator.pro b/tests/auto/input/axisaccumulator/axisaccumulator.pro
new file mode 100644
index 000000000..31a15718a
--- /dev/null
+++ b/tests/auto/input/axisaccumulator/axisaccumulator.pro
@@ -0,0 +1,11 @@
+TEMPLATE = app
+
+TARGET = tst_axisaccumulator
+
+QT += core-private 3dcore 3dcore-private 3dinput 3dinput-private testlib
+
+CONFIG += testcase
+
+SOURCES += tst_axisaccumulator.cpp
+
+include(../../core/common/common.pri)
diff --git a/tests/auto/input/axisaccumulator/tst_axisaccumulator.cpp b/tests/auto/input/axisaccumulator/tst_axisaccumulator.cpp
new file mode 100644
index 000000000..a1c769aaa
--- /dev/null
+++ b/tests/auto/input/axisaccumulator/tst_axisaccumulator.cpp
@@ -0,0 +1,201 @@
+/****************************************************************************
+**
+** Copyright (C) 2015 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 <qbackendnodetester.h>
+#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 <Qt3DInput/private/axis_p.h>
+#include <Qt3DInput/private/axisaccumulator_p.h>
+#include <Qt3DInput/private/qabstractaxisinput_p.h>
+#include <Qt3DInput/QAnalogAxisInput>
+#include <Qt3DInput/QAxis>
+#include <Qt3DInput/QAxisAccumulator>
+#include <Qt3DCore/private/qbackendnode_p.h>
+#include "testpostmanarbiter.h"
+
+class tst_AxisAccumulator: public Qt3DCore::QBackendNodeTester
+{
+    Q_OBJECT
+
+private Q_SLOTS:
+
+    void checkPeerPropertyMirroring()
+    {
+        // GIVEN
+        Qt3DInput::Input::AxisAccumulator backendAccumulator;
+        Qt3DInput::QAxisAccumulator axisAccumulator;
+        Qt3DInput::QAxis axis;
+
+        axisAccumulator.setSourceAxis(&axis);
+        axisAccumulator.setSourceAxisType(Qt3DInput::QAxisAccumulator::Velocity);
+        axisAccumulator.setScale(2.0f);
+
+        // WHEN
+        simulateInitialization(&axisAccumulator, &backendAccumulator);
+
+        // THEN
+        QCOMPARE(backendAccumulator.peerId(), axisAccumulator.id());
+        QCOMPARE(backendAccumulator.isEnabled(), axisAccumulator.isEnabled());
+        QCOMPARE(backendAccumulator.sourceAxisType(), axisAccumulator.sourceAxisType());
+        QCOMPARE(backendAccumulator.sourceAxisId(), axisAccumulator.sourceAxis()->id());
+        QCOMPARE(backendAccumulator.scale(), axisAccumulator.scale());
+    }
+
+    void checkInitialAndCleanedUpState()
+    {
+        // GIVEN
+        Qt3DInput::Input::AxisAccumulator backendAxisAccumulator;
+
+        // THEN
+        QVERIFY(backendAxisAccumulator.peerId().isNull());
+        QCOMPARE(backendAxisAccumulator.isEnabled(), false);
+        QCOMPARE(backendAxisAccumulator.value(), 0.0f);
+        QCOMPARE(backendAxisAccumulator.scale(), 1.0f);
+        QCOMPARE(backendAxisAccumulator.sourceAxisId(), Qt3DCore::QNodeId());
+        QCOMPARE(backendAxisAccumulator.sourceAxisType(), Qt3DInput::QAxisAccumulator::Velocity);
+
+        // GIVEN
+        Qt3DInput::QAxisAccumulator axisAccumulator;
+        Qt3DInput::QAxis axis;
+
+        axisAccumulator.setSourceAxis(&axis);
+        axisAccumulator.setScale(2.0f);
+        axisAccumulator.setSourceAxisType(Qt3DInput::QAxisAccumulator::Acceleration);
+        axisAccumulator.setEnabled(true);
+
+        // WHEN
+        simulateInitialization(&axisAccumulator, &backendAxisAccumulator);
+        backendAxisAccumulator.cleanup();
+
+        // THEN
+        QCOMPARE(backendAxisAccumulator.isEnabled(), false);
+        QCOMPARE(backendAxisAccumulator.value(), 0.0f);
+        QCOMPARE(backendAxisAccumulator.scale(), 1.0f);
+        QCOMPARE(backendAxisAccumulator.sourceAxisId(), Qt3DCore::QNodeId());
+        QCOMPARE(backendAxisAccumulator.sourceAxisType(), Qt3DInput::QAxisAccumulator::Velocity);
+    }
+
+    void checkPropertyChanges()
+    {
+        // GIVEN
+        Qt3DInput::Input::AxisAccumulator backendAxisAccumulator;
+        Qt3DCore::QPropertyUpdatedChangePtr updateChange;
+
+        // WHEN
+        updateChange.reset(new Qt3DCore::QPropertyUpdatedChange(Qt3DCore::QNodeId()));
+        updateChange->setPropertyName("enabled");
+        updateChange->setValue(true);
+        backendAxisAccumulator.sceneChangeEvent(updateChange);
+
+        // THEN
+        QCOMPARE(backendAxisAccumulator.isEnabled(), true);
+
+        // WHEN
+        Qt3DInput::QAxis axis;
+        const Qt3DCore::QNodeId axisId = axis.id();
+        updateChange = Qt3DCore::QPropertyUpdatedChangePtr::create(Qt3DCore::QNodeId());
+        updateChange->setPropertyName("sourceAxis");
+        updateChange->setValue(QVariant::fromValue(axisId));
+        backendAxisAccumulator.sceneChangeEvent(updateChange);
+
+        // THEN
+        QCOMPARE(backendAxisAccumulator.sourceAxisId(), axisId);
+
+        // WHEN
+        updateChange = Qt3DCore::QPropertyUpdatedChangePtr::create(Qt3DCore::QNodeId());
+        updateChange->setPropertyName("sourceAxisType");
+        updateChange->setValue(Qt3DInput::QAxisAccumulator::Acceleration);
+        backendAxisAccumulator.sceneChangeEvent(updateChange);
+
+        // THEN
+        QCOMPARE(backendAxisAccumulator.sourceAxisType(), Qt3DInput::QAxisAccumulator::Acceleration);
+
+        // WHEN
+        updateChange = Qt3DCore::QPropertyUpdatedChangePtr::create(Qt3DCore::QNodeId());
+        updateChange->setPropertyName("scale");
+        updateChange->setValue(3.0f);
+        backendAxisAccumulator.sceneChangeEvent(updateChange);
+
+        // THEN
+        QCOMPARE(backendAxisAccumulator.scale(), 3.0f);
+    }
+
+    void checkValuePropertyBackendNotification()
+    {
+        // GIVEN
+        TestArbiter arbiter;
+        Qt3DInput::Input::AxisAccumulator backendAxisAccumulator;
+        backendAxisAccumulator.setEnabled(true);
+        Qt3DCore::QBackendNodePrivate::get(&backendAxisAccumulator)->setArbiter(&arbiter);
+
+        // WHEN
+        backendAxisAccumulator.setValue(454.0f);
+
+        // THEN
+        QCOMPARE(backendAxisAccumulator.value(), 454.0f);
+        QCOMPARE(arbiter.events.count(), 1);
+        Qt3DCore::QPropertyUpdatedChangePtr change = arbiter.events.first().staticCast<Qt3DCore::QPropertyUpdatedChange>();
+        QCOMPARE(change->propertyName(), "value");
+        QCOMPARE(change->value().toFloat(), backendAxisAccumulator.value());
+
+        arbiter.events.clear();
+
+        // WHEN
+        backendAxisAccumulator.setValue(454.0f);
+
+        // THEN
+        QCOMPARE(backendAxisAccumulator.value(), 454.0f);
+        QCOMPARE(arbiter.events.count(), 0);
+
+        arbiter.events.clear();
+    }
+
+    void shouldNotChangeValueWhenDisabled()
+    {
+        // GIVEN
+        TestArbiter arbiter;
+        Qt3DInput::Input::AxisAccumulator backendAxisAccumulator;
+        Qt3DCore::QBackendNodePrivate::get(&backendAxisAccumulator)->setArbiter(&arbiter);
+        backendAxisAccumulator.setEnabled(false);
+
+        // WHEN
+        backendAxisAccumulator.setValue(454.0f);
+
+        // THEN
+        QCOMPARE(backendAxisAccumulator.value(), 0.0f);
+        QCOMPARE(arbiter.events.count(), 0);
+    }
+};
+
+QTEST_APPLESS_MAIN(tst_AxisAccumulator)
+
+#include "tst_axisaccumulator.moc"
diff --git a/tests/auto/input/input.pro b/tests/auto/input/input.pro
index f469d07ac..fdd7ed2f7 100644
--- a/tests/auto/input/input.pro
+++ b/tests/auto/input/input.pro
@@ -27,5 +27,6 @@ qtConfig(private_tests) {
         loadproxydevicejob \
         qmousedevice \
         mousedevice \
-        utils
+        utils \
+        axisaccumulator
 }