()
| 32 | |
| 33 | #[test] |
| 34 | fn reverse() { |
| 35 | let mut data = vec![1, 2, 3, 4, 5]; |
| 36 | let mut ll = create_ll(&data); |
| 37 | |
| 38 | //reverse |
| 39 | data.reverse(); |
| 40 | ll.reverse(); |
| 41 | assert_eq!(ll.first(), data.first()); |
| 42 | assert_eq!(ll.last(), data.last()); |
| 43 | let ll_data: Vec<i32> = ll.into_iter().collect(); |
| 44 | assert_eq!(ll_data, data); |
| 45 | } |
| 46 | |
| 47 | #[test] |
| 48 | fn find_kth2tail() { |