extern crate ringbuf;
use ringbuf::{RingBuffer, PushError, PopError};
fn main() {
let rb = RingBuffer::<i32>::new(2);
let (mut prod, mut cons) = rb.split();
prod.push(0).unwrap();
prod.push(1).unwrap();
assert_eq!(prod.push(2), Err(PushError::Full(2)));
assert_eq!(cons.pop().unwrap(), 0);
prod.push(2).unwrap();
assert_eq!(cons.pop().unwrap(), 1);
assert_eq!(cons.pop().unwrap(), 2);
assert_eq!(cons.pop(), Err(PopError::Empty));
}