use bndpresbufch::Builder;

#[test]
fn wait() {
  // Create a queue that can hold at most 4 bytes of data
  let (tx, rx) = Builder::new().max_size(4).build();

  // Fill queue up with 4 1-byte nodes
  for idx in 0..4 {
    tx.try_push([idx].into()).unwrap();
  }

  // Pull managed node off queue
  let n = rx.pop_managed().unwrap();
  assert_eq!(&*n, vec![0]);

  // Drop node, which should put it back in the channel
  drop(n);

  // Should get [0] again
  assert_eq!(rx.pop(), Some(vec![0]));
}

#[test]
fn try_pop() {
  // Create a queue that can hold at most 4 bytes of data
  let (tx, rx) = Builder::new().max_size(4).build();

  // Fill queue up with 4 1-byte nodes
  for idx in 0..4 {
    tx.try_push([idx].into()).unwrap();
  }

  // Pull managed node off queue
  let n = rx.try_pop_managed().unwrap().unwrap();
  assert_eq!(&*n, vec![0]);

  // Drop node, which should put it back in the channel
  drop(n);

  // Should get [0] again
  assert_eq!(rx.pop(), Some(vec![0]));
}

// vim: set ft=rust et sw=2 ts=2 sts=2 cinoptions=2 tw=79 :