Fix length check for params

Co-Authored-By: Florentin Dörre <florentin.dorre@neo4j.com>

Author: 2 people

graphdatascience/tests/unit/conftest.py

@@ -73,7 +73,7 @@ def last_query(self) -> str:
         return self.queries[-1]
 
     def last_params(self) -> dict[str, Any]:
-        if len(self.queries) == 0:
+        if len(self.params) == 0:
             return {}
         return self.params[-1]