#602 fixed a bug that fast scripts were notified about finish before …

…start

src/execution/execution_service.py

@@ -62,10 +62,10 @@ def start_script(self, config, user: User):
             config=config)
         self._active_executor_ids.add(execution_id)
 
-        self._add_post_finish_handling(execution_id, executor, user)
-
         self._fire_execution_started(execution_id, user)
 
+        self._add_post_finish_handling(execution_id, executor, user)
+
         return execution_id
 
     def stop_script(self, execution_id, user):

src/tests/execution_service_test.py

@@ -236,6 +236,20 @@ def test_finish_listener_by_id(self):
         self.get_process(id1).stop()
         self.assertEqual(1, len(notifications))
 
+    def test_start_finish_listener_order(self):
+        executor._process_creator = create_process_wrapper
+
+        execution_service = self.create_execution_service()
+
+        notifications = []
+
+        execution_service.add_finish_listener(lambda _, __: notifications.append('finished'))
+        execution_service.add_start_listener(lambda _, __: notifications.append('started'))
+
+        self._start(execution_service)
+
+        self.assertEqual(['started', 'finished'], notifications)
+
     def _start(self, execution_service, user_id=DEFAULT_USER_ID):
         return _start(execution_service, user_id)