test: 5 final agents — fix 40+ failures, llm_analysis 80%+, git_plugin 90%+, routes 90-98%, services 98-100%, core 90-100%. Coverage: real 87%, target 95%+

backend/tests/api/test_assistant_tool_maintenance.py

@@ -126,6 +126,56 @@ class TestHandleListMaintenanceEvents:
         )
         assert "Нет событий" in text
 
+    @pytest.mark.asyncio
+    async def test_with_expired_events(self, intent, current_user):
+        """Expired events trigger end-task creation."""
+        from src.api.routes.assistant._tool_maintenance import handle_list_maintenance_events
+
+        task_manager = MagicMock()
+        task_manager.create_task = AsyncMock(return_value=MagicMock(id="task-exp-1"))
+        config_manager = MagicMock()
+        db = MagicMock()
+
+        expired_events = [
+            _make_maintenance_event("evt-exp-1", "ACTIVE"),
+            _make_maintenance_event("evt-exp-2", "PARTIAL"),
+        ]
+        active_events = [_make_maintenance_event("evt-act-1", "ACTIVE")]
+        completed_events = [_make_maintenance_event("evt-cmp-1", "COMPLETED")]
+
+        class CountMock:
+            """Mock that returns a specific count value."""
+            def __init__(self, val):
+                self._val = val
+            def count(self):
+                return self._val
+
+        def query_side_effect(model):
+            q = MagicMock()
+            if model.__name__ == "MaintenanceEvent":
+                # First .filter(...).all() → expired events
+                # Then .filter(...).order_by().all() → active
+                # Then .filter(...).order_by().limit().all() → completed
+                f1 = MagicMock()
+                f1.all.side_effect = [expired_events, active_events, completed_events]
+                q.filter.return_value = f1
+                # For the order_by path used in active/completed:
+                f1.order_by.return_value.all.return_value = active_events
+                f1.order_by.return_value.limit.return_value.all.return_value = completed_events
+            elif model.__name__ == "MaintenanceDashboardState":
+                q.filter.return_value.filter.return_value.count.return_value = 2
+            return q
+
+        db.query.side_effect = query_side_effect
+
+        text, task_id, actions = await handle_list_maintenance_events(
+            intent, current_user, task_manager, config_manager, db
+        )
+        assert "Активные" in text
+        assert "Завершённые" in text
+        # Should have created tasks for expired events
+        assert task_manager.create_task.call_count >= 2
+
 
 class TestHandleStartMaintenance:
     """handle_start_maintenance — starting maintenance events."""