From bd27e7a355be0c48cbaf2034b625477b28232973 Mon Sep 17 00:00:00 2001
From: Alex Bilger <alexbilger0@gmail.com>
Date: Thu, 14 Dec 2023 21:24:06 +0100
Subject: [PATCH] Fix BaseMeshTopology inheritance

---
 .../SofaPython3/Sofa/Core/Binding_BaseMeshTopology.cpp    | 2 +-
 .../Sofa/src/SofaPython3/Sofa/Core/Binding_Topology.cpp   | 2 +-
 bindings/Sofa/tests/Core/BaseObject.py                    | 8 ++++++--
 3 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/bindings/Sofa/src/SofaPython3/Sofa/Core/Binding_BaseMeshTopology.cpp b/bindings/Sofa/src/SofaPython3/Sofa/Core/Binding_BaseMeshTopology.cpp
index b75c70e4d..23d381829 100644
--- a/bindings/Sofa/src/SofaPython3/Sofa/Core/Binding_BaseMeshTopology.cpp
+++ b/bindings/Sofa/src/SofaPython3/Sofa/Core/Binding_BaseMeshTopology.cpp
@@ -37,7 +37,7 @@ using namespace sofa::core::topology;
 namespace sofapython3 {
 
 void moduleAddBaseMeshTopology(py::module& m) {
-    py::class_<BaseMeshTopology, Base, py_shared_ptr<BaseMeshTopology>> c (m, "BaseMeshTopology");
+    py::class_<BaseMeshTopology, Topology, py_shared_ptr<BaseMeshTopology>> c (m, "BaseMeshTopology");
 
     /// register the BaseMeshTopology binding in the downcasting subsystem
     PythonFactory::registerType<BaseMeshTopology>([](sofa::core::objectmodel::Base* object)
diff --git a/bindings/Sofa/src/SofaPython3/Sofa/Core/Binding_Topology.cpp b/bindings/Sofa/src/SofaPython3/Sofa/Core/Binding_Topology.cpp
index 984d7932f..ed57ba113 100644
--- a/bindings/Sofa/src/SofaPython3/Sofa/Core/Binding_Topology.cpp
+++ b/bindings/Sofa/src/SofaPython3/Sofa/Core/Binding_Topology.cpp
@@ -36,7 +36,7 @@ using namespace sofa::core::topology;
 namespace sofapython3 {
 
 void moduleAddTopology(py::module& m) {
-    py::class_<Topology, Base, py_shared_ptr<Topology>> c (m, "Topology");
+    py::class_<Topology, BaseObject, py_shared_ptr<Topology>> c (m, "Topology");
 }
 
 } // namespace sofapython3
diff --git a/bindings/Sofa/tests/Core/BaseObject.py b/bindings/Sofa/tests/Core/BaseObject.py
index a344a0537..dad7191f1 100644
--- a/bindings/Sofa/tests/Core/BaseObject.py
+++ b/bindings/Sofa/tests/Core/BaseObject.py
@@ -64,8 +64,12 @@ def test_getName(self):
 
     def test_getCategories(self):
         root = create_scene("rootNode")
-        c = root.addObject("MechanicalObject", name="t")
-        self.assertEqual(c.getCategories(), ["MechanicalState"])
+
+        mecha = root.addObject("MechanicalObject", name="t")
+        self.assertEqual(mecha.getCategories(), ["MechanicalState"])
+
+        topo = root.addObject("MeshTopology", name="topology")
+        self.assertEqual(topo.getCategories(), ["Topology"])
 
     def test_getPathName(self):
         root = create_scene("rootNode")