message: Address review comments by Andreas'.
diff: @@ -25,6 +25,7 @@ pub(crate) struct LinearChain {
  auction_delay: u64,
  unbonding_delay: u64,
  }
  +
  #[derive(Debug)]
  pub(super) enum Outcome {
  // Store block signatures to storage.
  @@ -417,7 +418,10 @@ mod tests {
  let block_hash = BlockHash::random(&mut rng);
  let valid_sig = FinalitySignature::random_for_block(block_hash, 0);
  let handle_sig_outcomes = lc.handle_finality_signature(Box::new(valid_sig.clone()), false);
  - assert_eq!(handle_sig_outcomes.len(), 1);
  + assert!(matches!(
  + &*handle_sig_outcomes,
  + &[Outcome::LoadSignatures(_)]
  + ));
  assert!(
  lc.handle_finality_signature(Box::new(valid_sig), false)
  .is_empty(),
  