QMesh: add a status property

This will allow to monitor the loading of the mesh.

Change-Id: I52ad7a7d556c64bfdb04173be932d6fe79bf5ae2
Task-number: QTBUG-60927
Reviewed-by: Mike Krus <mike.krus@kdab.com>

1 files changed, 37 insertions, 0 deletions

diff --git a/tests/auto/render/qmesh/tst_qmesh.cpp b/tests/auto/render/qmesh/tst_qmesh.cpp
index 127371750..67d938add 100644
--- a/tests/auto/render/qmesh/tst_qmesh.cpp
+++ b/tests/auto/render/qmesh/tst_qmesh.cpp
@@ -38,6 +38,20 @@
 #include <Qt3DCore/qnodecreatedchange.h>
 #include "testpostmanarbiter.h"
 
+class MyQMesh : public Qt3DRender::QMesh
+{
+    Q_OBJECT
+public:
+    explicit MyQMesh(Qt3DCore::QNode *parent = nullptr)
+        : Qt3DRender::QMesh(parent)
+    {}
+
+    void sceneChangeEvent(const Qt3DCore::QSceneChangePtr &change) final
+    {
+        Qt3DRender::QMesh::sceneChangeEvent(change);
+    }
+};
+
 class tst_QMesh : public QObject
 {
     Q_OBJECT
@@ -52,6 +66,7 @@ private Q_SLOTS:
         // THEN
         QCOMPARE(mesh.source(), QUrl());
         QCOMPARE(mesh.meshName(), QString());
+        QCOMPARE(mesh.status(), Qt3DRender::QMesh::None);
     }
 
     void checkPropertyChanges()
@@ -241,6 +256,28 @@ private Q_SLOTS:
 
     }
 
+    void checkStatusUpdate()
+    {
+        // GIVEN
+        qRegisterMetaType<Qt3DRender::QMesh::Status>("Status");
+        MyQMesh mesh;
+        QSignalSpy spy(&mesh, SIGNAL(statusChanged(Status)));
+
+        // THEN
+        QCOMPARE(mesh.status(), Qt3DRender::QMesh::None);
+
+        // WHEN
+        const Qt3DRender::QMesh::Status newStatus = Qt3DRender::QMesh::Error;
+        Qt3DCore::QPropertyUpdatedChangePtr e(new Qt3DCore::QPropertyUpdatedChange(mesh.id()));
+        e->setPropertyName("status");
+        e->setValue(QVariant::fromValue(newStatus));
+        mesh.sceneChangeEvent(e);
+
+        // THEN
+        QCOMPARE(mesh.status(), newStatus);
+        QCOMPARE(spy.count(), 1);
+    }
+
 };
 
 QTEST_MAIN(tst_QMesh)