fix tests

Author: codelion

openevolve/process_parallel.py

@@ -591,7 +591,7 @@ def _submit_iteration(self, iteration: int, island_id: Optional[int] = None) ->
 
             try:
                 # Sample parent and inspirations from the target island
-                parent, inspirations = self.database.sample(num_inspirations=_worker_config.prompt.num_top_programs)
+                parent, inspirations = self.database.sample(num_inspirations=self.config.prompt.num_top_programs)
             finally:
                 # Always restore original island state
                 self.database.current_island = original_island

tests/test_island_isolation.py

@@ -109,7 +109,7 @@ def test_island_isolation_during_evolution(self):
         # Track which islands were sampled
         sampled_islands = []
 
-        def mock_sample():
+        def mock_sample(num_inspirations=None):
             # Record which island was sampled
             sampled_islands.append(self.database.current_island)
             # Return mock parent and inspirations