()
| 252 | |
| 253 | #[test] |
| 254 | fn clear() { |
| 255 | let mut buffer = RingBuffer::new(NonZeroUsize::new(3).unwrap()); |
| 256 | |
| 257 | buffer.push(1); |
| 258 | buffer.push(2); |
| 259 | buffer.clear(); |
| 260 | |
| 261 | assert!(buffer.is_empty()); |
| 262 | assert_eq!(buffer.len(), 0); |
| 263 | assert_eq!(buffer.head(), None); |
| 264 | assert_eq!(buffer.tail(), None); |
| 265 | } |
| 266 | |
| 267 | #[test] |
| 268 | fn iter() { |