final CoordinatorHelper helper = createCapturingHelper("node1@host1", null, null, createMockResponse(404, "{}"));

        // Should complete safely without throwing
        helper.completeOperation("nonexistent_op");
    }

    // ===================================================================================
    //                                                         Poll Loop Safety

            logger.info("Get crawling info log by ID test completed");
        }

        // Test GET with non-existent ID
        response = checkMethodBase(new HashMap<>()).get("/api/admin/crawlinginfo/log/nonexistent_id").asString();
        assertEquals(1, JsonPath.from(response).getInt("response.status"));

        // Test PUT /api/admin/crawlinginfo/logs
        final Map<String, Object> putBody = new HashMap<>();