fix test

consensus/tests/consensus_sidechain.rs

@@ -27,6 +27,7 @@ mod consensus_sidechain {
     // After block 1 is received, block 2 should be fetched from storage and added to the chain.
     #[tokio::test]
     async fn new_out_of_order() {
+        tracing_subscriber::fmt::init();
         let consensus = snarkos_testing::sync::create_test_consensus().await;
 
         let old_block_height = consensus.storage.canon().await.unwrap().block_height;

storage/src/storage/storage.rs

@@ -58,6 +58,7 @@ pub enum ForkDescription {
     Orphan,
 }
 
+#[derive(Debug)]
 pub struct CanonData {
     /// Current block height of canon
     pub block_height: usize,

storage/src/storage/sync.rs

@@ -150,7 +150,7 @@ pub trait SyncStorage {
     /// Gets a tree structure representing all the descendents of [`block_hash`]
     fn get_block_digest_tree(&mut self, block_hash: &Digest) -> Result<DigestTree> {
         let children = self.get_block_children(block_hash)?;
-        if children.len() == 1 {
+        if children.is_empty() {
             return Ok(DigestTree::Leaf(block_hash.clone()));
         }
         let mut out_children = Vec::with_capacity(children.len());

testing/src/sync/mod.rs

@@ -15,7 +15,7 @@
 // along with the snarkOS library. If not, see <https://www.gnu.org/licenses/>.
 
 use snarkos_consensus::{ConsensusParameters, MemoryPool};
-use snarkos_storage::{key_value::KeyValueStore, AsyncStorage, DynStorage, MemDb, VMBlock};
+use snarkos_storage::VMBlock;
 use snarkvm_algorithms::CRH;
 use snarkvm_dpc::{
     testnet1::instantiated::{Components, Testnet1Transaction},