// SPDX-License-Identifier: MIT
// Copyright (c) "2023" . The DeepCausality Authors. All Rights Reserved.
useultragraph::prelude::UltraGraphError;#[test]fntest_ultra_graph_error(){let x =1;let result:Result<usize, UltraGraphError>=Err(UltraGraphError::new(format!("unexpected number {}", x)));assert!(result.is_err(),);}