[456318] Fix TabbarActionSelectionListenerTest for Mars M5 and later

The test uses reflection to get access to internal platform state, but
implementation details have changed since Mars M5, so the access logic
must be updated.

Bug: 456318
Change-Id: Iadb4ecd076e54afa18224d38325d36b9d2d7bb05
Signed-off-by: Pierre-Charles David <pierre-charles.david@obeo.fr>

1 files changed, 1 insertions, 1 deletions

diff --git a/plugins/org.eclipse.sirius.tests.junit/src/org/eclipse/sirius/tests/unit/diagram/tabbar/TabbarActionSelectionListenerTest.java b/plugins/org.eclipse.sirius.tests.junit/src/org/eclipse/sirius/tests/unit/diagram/tabbar/TabbarActionSelectionListenerTest.java
index ebc0446264..170a7e36ba 100644
--- a/plugins/org.eclipse.sirius.tests.junit/src/org/eclipse/sirius/tests/unit/diagram/tabbar/TabbarActionSelectionListenerTest.java
+++ b/plugins/org.eclipse.sirius.tests.junit/src/org/eclipse/sirius/tests/unit/diagram/tabbar/TabbarActionSelectionListenerTest.java
@@ -228,7 +228,7 @@ public class TabbarActionSelectionListenerTest extends SiriusDiagramTestCase imp
             Option<Object> option = ReflectionHelper.getFieldValueWithoutException(page, "selectionService");
             if (option.some()) {
                 ISelectionService pageSelectionService = (ISelectionService) option.get();
-                Option<Object> listenerListOption = getFieldValueWithoutException(pageSelectionService.getClass().getSuperclass(), pageSelectionService, "listeners");
+                Option<Object> listenerListOption = ReflectionHelper.getFieldValueWithoutException(pageSelectionService, "listeners");
                 if (listenerListOption.some()) {
                     listeners = ((ListenerList) listenerListOption.get()).getListeners();
                 }