Only refresh project tree values when status labels change

tests/test_gui/test_gui_docviewerpanel.py

@@ -221,7 +221,7 @@ def testGuiViewerPanel_Tags(qtbot, monkeypatch, caplog, nwGUI, projPath, mockRnd
     nwJohn = SHARED.project.tree[hJohn]
     assert isinstance(nwJohn, NWItem)
     nwJohn.setActive(False)
-    projTree.setTreeItemValues(hJohn)
+    projTree.setTreeItemValues(nwJohn)
     projTree._alertTreeChange(hJohn, flush=False)
     assert charTab.topLevelItemCount() == 1
 

tests/test_gui/test_gui_projtree.py

@@ -186,6 +186,10 @@ def testGuiProjTree_NewItems(qtbot, caplog, monkeypatch, nwGUI, projPath, mockRn
     # Adding an invalid item directly to the tree should also fail
     assert projTree._addTreeItem(None) is None
 
+    # Setting values for a non-existing tree item should be handled
+    projTree.setTreeItemValues(None)
+    projTree.setTreeItemValues(C.hInvalid)  # The function used to take handles
+
     # Clean up
     # qtbot.stop()
     nwGUI.closeProject()