Unit Tests for QSortMethod

Change-Id: I7c6ccbf02b1d2c32bf7109dacbebc492658909f6
Reviewed-by: Andy Nichols <andy.nichols@theqtcompany.com>

3 files changed, 182 insertions, 1 deletions

diff --git a/tests/auto/render/qsortmethod/qsortmethod.pro b/tests/auto/render/qsortmethod/qsortmethod.pro
new file mode 100644
index 000000000..64d7ea4b8
--- /dev/null
+++ b/tests/auto/render/qsortmethod/qsortmethod.pro
@@ -0,0 +1,10 @@
+TEMPLATE = app
+
+TARGET = tst_qsortmethod
+QT += core-private 3dcore 3dcore-private 3drenderer 3drenderer-private testlib
+
+CONFIG += testcase
+
+SOURCES += tst_qsortmethod.cpp
+
+include(../commons/commons.pri)
diff --git a/tests/auto/render/qsortmethod/tst_qsortmethod.cpp b/tests/auto/render/qsortmethod/tst_qsortmethod.cpp
new file mode 100644
index 000000000..718d0855e
--- /dev/null
+++ b/tests/auto/render/qsortmethod/tst_qsortmethod.cpp
@@ -0,0 +1,170 @@
+/****************************************************************************
+**
+** Copyright (C) 2015 Klaralvdalens Datakonsult AB (KDAB).
+** Contact: http://www.qt-project.org/legal
+**
+** 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 <Qt3DCore/qentity.h>
+
+#include <Qt3DRenderer/qsortmethod.h>
+#include <Qt3DRenderer/qsortcriterion.h>
+
+#include "testpostmanarbiter.h"
+
+// We need to call QNode::clone which is protected
+// So we sublcass QNode instead of QObject
+class tst_QSortMethod: public Qt3DCore::QNode
+{
+    Q_OBJECT
+public:
+    ~tst_QSortMethod()
+    {
+        QNode::cleanup();
+    }
+
+private Q_SLOTS:
+
+    void checkSaneDefaults()
+    {
+        QScopedPointer<Qt3DRender::QSortMethod> defaultsortMethod(new Qt3DRender::QSortMethod);
+
+        QVERIFY(defaultsortMethod->criteria().isEmpty());
+    }
+
+    void checkCloning_data()
+    {
+        QTest::addColumn<Qt3DRender::QSortMethod *>("sortMethod");
+        QTest::addColumn<QList<Qt3DRender::QSortCriterion *> >("criteria");
+
+        Qt3DRender::QSortMethod *defaultConstructed = new Qt3DRender::QSortMethod();
+        QTest::newRow("defaultConstructed") << defaultConstructed << QList<Qt3DRender::QSortCriterion *>();
+
+        Qt3DRender::QSortMethod *sortMethodWithCriteria = new Qt3DRender::QSortMethod();
+        Qt3DRender::QSortCriterion *criterion1 = new Qt3DRender::QSortCriterion();
+        Qt3DRender::QSortCriterion *criterion2 = new Qt3DRender::QSortCriterion();
+        criterion1->setSort(Qt3DRender::QSortCriterion::BackToFront);
+        criterion2->setSort(Qt3DRender::QSortCriterion::Material);
+        QList<Qt3DRender::QSortCriterion *> criteria = QList<Qt3DRender::QSortCriterion *>() << criterion1 << criterion2;
+        sortMethodWithCriteria->addCriterion(criterion1);
+        sortMethodWithCriteria->addCriterion(criterion2);
+        QTest::newRow("sortMethodWithCriteria") << sortMethodWithCriteria << criteria;
+    }
+
+    void checkCloning()
+    {
+        // GIVEN
+        QFETCH(Qt3DRender::QSortMethod*, sortMethod);
+        QFETCH(QList<Qt3DRender::QSortCriterion *>, criteria);
+
+        // THEN
+        QCOMPARE(sortMethod->criteria(), criteria);
+
+        // WHEN
+        Qt3DRender::QSortMethod *clone = static_cast<Qt3DRender::QSortMethod *>(QNode::clone(sortMethod));
+
+        // THEN
+        QVERIFY(clone != Q_NULLPTR);
+        QCOMPARE(sortMethod->id(), clone->id());
+
+        QCOMPARE(sortMethod->criteria().count(), clone->criteria().count());
+
+        for (int i = 0, m = criteria.count(); i < m; ++i) {
+            Qt3DRender::QSortCriterion *cClone = clone->criteria().at(i);
+            Qt3DRender::QSortCriterion *cOrig = criteria.at(i);
+            QCOMPARE(cOrig->id(),cClone->id());
+            QCOMPARE(cOrig->sort(), cClone->sort());
+            QVERIFY(cClone->parent() == clone);
+            QVERIFY(cOrig->parent() == sortMethod);
+        }
+
+        delete sortMethod;
+        delete clone;
+    }
+
+    void checkPropertyUpdates()
+    {
+        // GIVEN
+        QScopedPointer<Qt3DRender::QSortMethod> sortMethod(new Qt3DRender::QSortMethod());
+        TestArbiter arbiter(sortMethod.data());
+
+        // WHEN
+        Qt3DRender::QSortCriterion *criterion1 = new Qt3DRender::QSortCriterion();
+        sortMethod->addCriterion(criterion1);
+        QCoreApplication::processEvents();
+
+        // THEN
+        QCOMPARE(arbiter.events.size(), 1);
+        Qt3DCore::QScenePropertyChangePtr change = arbiter.events.first().staticCast<Qt3DCore::QScenePropertyChange>();
+        QCOMPARE(change->propertyName(), "sortCriterion");
+        QCOMPARE(change->subjectId(),sortMethod->id());
+        QCOMPARE(change->value().value<Qt3DCore::QNodeId>(), criterion1->id());
+        QCOMPARE(change->type(), Qt3DCore::NodeAdded);
+
+        arbiter.events.clear();
+
+        // WHEN
+        sortMethod->addCriterion(criterion1);
+        QCoreApplication::processEvents();
+
+        // THEN
+        QCOMPARE(arbiter.events.size(), 0);
+
+        // WHEN
+        sortMethod->removeCriterion(criterion1);
+        QCoreApplication::processEvents();
+
+        // THEN
+        QCOMPARE(arbiter.events.size(), 1);
+        change = arbiter.events.first().staticCast<Qt3DCore::QScenePropertyChange>();
+        QCOMPARE(change->propertyName(), "sortCriterion");
+        QCOMPARE(change->subjectId(), sortMethod->id());
+        QCOMPARE(change->value().value<Qt3DCore::QNodeId>(), criterion1->id());
+        QCOMPARE(change->type(), Qt3DCore::NodeRemoved);
+
+        arbiter.events.clear();
+    }
+
+protected:
+    Qt3DCore::QNode *doClone() const Q_DECL_OVERRIDE
+    {
+        return Q_NULLPTR;
+    }
+
+};
+
+QTEST_MAIN(tst_QSortMethod)
+
+#include "tst_qsortmethod.moc"
diff --git a/tests/auto/render/render.pro b/tests/auto/render/render.pro
index 4ba4c67e3..ff195ca82 100644
--- a/tests/auto/render/render.pro
+++ b/tests/auto/render/render.pro
@@ -29,5 +29,6 @@ contains(QT_CONFIG, private_tests) {
         qlayerfilter \
         qrenderpassfilter \
         qrendertargetselector \
-        qsortcriterion
+        qsortcriterion \
+        qsortmethod
 }