fix: fixes tests

cognee/modules/retrieval/graph_completion_retriever.py

@@ -145,7 +145,7 @@ class GraphCompletionRetriever(BaseRetriever):
 
         if len(triplets) == 0:
             logger.warning("Empty context was provided to the completion")
-            return ""
+            return "", triplets
 
         context = await self.resolve_edges_to_text(triplets)
 

cognee/tests/unit/modules/search/search_methods_test.py

@@ -65,6 +65,7 @@ async def test_search(
         top_k=10,
         node_type=None,
         node_name=None,
+        save_interaction=False,
     )
 
     # Verify result logging