Class QStateSet renamed to QRenderStateSet

Task-number: QTBUG-51470
Change-Id: Ibf2de3cc0027b5851fa663c590b9b2f181c3077c
Reviewed-by: Paul Lemire <paul.lemire@kdab.com>

2 files changed, 200 insertions, 0 deletions

diff --git a/tests/auto/render/qrenderstateset/qrenderstateset.pro b/tests/auto/render/qrenderstateset/qrenderstateset.pro
new file mode 100644
index 000000000..836e84171
--- /dev/null
+++ b/tests/auto/render/qrenderstateset/qrenderstateset.pro
@@ -0,0 +1,10 @@
+TEMPLATE = app
+
+TARGET = tst_qrenderstateset
+QT += core-private 3dcore 3dcore-private 3drender 3drender-private testlib
+
+CONFIG += testcase
+
+SOURCES += tst_qrenderstateset.cpp
+
+include(../commons/commons.pri)
diff --git a/tests/auto/render/qrenderstateset/tst_qrenderstateset.cpp b/tests/auto/render/qrenderstateset/tst_qrenderstateset.cpp
new file mode 100644
index 000000000..7b68da99d
--- /dev/null
+++ b/tests/auto/render/qrenderstateset/tst_qrenderstateset.cpp
@@ -0,0 +1,190 @@
+/****************************************************************************
+**
+** 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 <Qt3DCore/private/qnode_p.h>
+#include <Qt3DCore/private/qscene_p.h>
+#include <Qt3DCore/qentity.h>
+
+#include <Qt3DRender/qrenderstateset.h>
+#include <Qt3DRender/private/qrenderstate_p.h>
+#include <Qt3DRender/qrenderstate.h>
+
+#include "testpostmanarbiter.h"
+
+class MyStateSet;
+class MyStateSetPrivate : public Qt3DRender::QRenderStatePrivate
+{
+public :
+    MyStateSetPrivate()
+        : QRenderStatePrivate(Qt3DRender::QRenderState::DepthTest)
+    {}
+};
+
+
+class MyStateSet : public Qt3DRender::QRenderState
+{
+    Q_OBJECT
+public:
+    explicit MyStateSet(Qt3DCore::QNode *parent = Q_NULLPTR)
+        : Qt3DRender::QRenderState(*new MyStateSetPrivate(), parent)
+    {}
+
+    ~MyStateSet()
+    {
+        QNode::cleanup();
+    }
+
+private:
+    QT3D_CLONEABLE(MyStateSet)
+    Q_DECLARE_PRIVATE(MyStateSet)
+};
+
+// We need to call QNode::clone which is protected
+// So we sublcass QNode instead of QObject
+class tst_QRenderStateSet: public Qt3DCore::QNode
+{
+    Q_OBJECT
+public:
+    ~tst_QRenderStateSet()
+    {
+        QNode::cleanup();
+    }
+
+private Q_SLOTS:
+
+    void checkSaneDefaults()
+    {
+        QScopedPointer<Qt3DRender::QRenderStateSet> defaultstateSet(new Qt3DRender::QRenderStateSet);
+
+        QVERIFY(defaultstateSet->renderStates().isEmpty());
+    }
+
+    void checkCloning_data()
+    {
+        QTest::addColumn<Qt3DRender::QRenderStateSet *>("stateSet");
+        QTest::addColumn<QList<Qt3DRender::QRenderState *> >("states");
+
+        Qt3DRender::QRenderStateSet *defaultConstructed = new Qt3DRender::QRenderStateSet();
+        QTest::newRow("defaultConstructed") << defaultConstructed << QList<Qt3DRender::QRenderState *>();
+
+        Qt3DRender::QRenderStateSet *stateSetWithStates = new Qt3DRender::QRenderStateSet();
+        Qt3DRender::QRenderState *state1 = new MyStateSet();
+        Qt3DRender::QRenderState *state2 = new MyStateSet();
+        QList<Qt3DRender::QRenderState *> states = QList<Qt3DRender::QRenderState *>() << state1 << state2;
+        stateSetWithStates->addRenderState(state1);
+        stateSetWithStates->addRenderState(state2);
+        QTest::newRow("stateSetWithStates") << stateSetWithStates << states;
+    }
+
+    void checkCloning()
+    {
+        // GIVEN
+        QFETCH(Qt3DRender::QRenderStateSet*, stateSet);
+        QFETCH(QList<Qt3DRender::QRenderState *>, states);
+
+        // THEN
+        QCOMPARE(stateSet->renderStates(), states);
+
+        // WHEN
+        Qt3DRender::QRenderStateSet *clone = static_cast<Qt3DRender::QRenderStateSet *>(QNode::clone(stateSet));
+
+        // THEN
+        QVERIFY(clone != Q_NULLPTR);
+        QCOMPARE(stateSet->id(), clone->id());
+
+        QCOMPARE(stateSet->renderStates().count(), clone->renderStates().count());
+
+        for (int i = 0, m = states.count(); i < m; ++i) {
+            Qt3DRender::QRenderState *sClone = clone->renderStates().at(i);
+            Qt3DRender::QRenderState *sOrig = states.at(i);
+            QCOMPARE(sOrig->id(),sClone->id());
+            QVERIFY(sClone->parent() == clone);
+            QVERIFY(sOrig->parent() == stateSet);
+        }
+
+        delete stateSet;
+        delete clone;
+    }
+
+    void checkPropertyUpdates()
+    {
+        // GIVEN
+        QScopedPointer<Qt3DRender::QRenderStateSet> stateSet(new Qt3DRender::QRenderStateSet());
+        TestArbiter arbiter(stateSet.data());
+
+        // WHEN
+        Qt3DRender::QRenderState *state1 = new MyStateSet();
+        stateSet->addRenderState(state1);
+        QCoreApplication::processEvents();
+
+        // THEN
+        QCOMPARE(arbiter.events.size(), 1);
+        Qt3DCore::QScenePropertyChangePtr change = arbiter.events.first().staticCast<Qt3DCore::QScenePropertyChange>();
+        QCOMPARE(change->propertyName(), "renderState");
+        QCOMPARE(change->subjectId(), stateSet->id());
+        Qt3DCore::QNodePtr clonedState = change->value().value<Qt3DCore::QNodePtr>();
+        QVERIFY(!clonedState.isNull());
+        QCOMPARE(clonedState->id(), state1->id());
+        QCOMPARE(change->type(), Qt3DCore::NodeAdded);
+
+        arbiter.events.clear();
+
+        // WHEN
+        stateSet->addRenderState(state1);
+        QCoreApplication::processEvents();
+
+        // THEN
+        QCOMPARE(arbiter.events.size(), 0);
+
+        // WHEN
+        stateSet->removeRenderState(state1);
+        QCoreApplication::processEvents();
+
+        // THEN
+        QCOMPARE(arbiter.events.size(), 1);
+        change = arbiter.events.first().staticCast<Qt3DCore::QScenePropertyChange>();
+        QCOMPARE(change->propertyName(), "renderState");
+        QCOMPARE(change->subjectId(), stateSet->id());
+        QCOMPARE(change->value().value<Qt3DCore::QNodeId>(), state1->id());
+        QCOMPARE(change->type(), Qt3DCore::NodeRemoved);
+
+        arbiter.events.clear();
+    }
+
+protected:
+    Qt3DCore::QNode *doClone() const Q_DECL_OVERRIDE
+    {
+        return Q_NULLPTR;
+    }
+
+};
+
+QTEST_MAIN(tst_QRenderStateSet)
+
+#include "tst_qrenderstateset.moc"