Clean up some FIXMEs

eth2/lmd_ghost/tests/test.rs

@@ -337,8 +337,6 @@ fn discard_votes_before_justified_slot() {
 
     let (genesis_root, genesis_slot) = *harness.honest_roots.last().unwrap();
 
-    dbg!(&harness.honest_roots);
-
     // Add attestations from all validators for all honest blocks.
     for (root, slot) in harness.honest_roots.iter().rev() {
         for i in 0..VALIDATOR_COUNT {
@@ -353,6 +351,10 @@ fn discard_votes_before_justified_slot() {
             "Honest head should be selected"
         );
 
+        // Head from one slot after genesis should still be genesis, because the successor
+        // block of the genesis block has slot `genesis_slot + 1` which isn't greater than
+        // the slot we're starting from. This is a very artifical test, but one that's easy to
+        // describe.
         assert_eq!(
             lmd.find_head(
                 genesis_slot + 1,
@@ -362,13 +364,6 @@ fn discard_votes_before_justified_slot() {
             Ok(genesis_root)
         );
     }
-
-    let head = harness.harness.chain.head();
-
-    dbg!(&harness.honest_roots);
-    dbg!(head.beacon_state.current_justified_checkpoint);
-
-    // assert!(false);
 }
 
 /// Ensures that the finalized root can be set to all values in `roots`.

eth2/state_processing/src/per_block_processing/tests.rs

@@ -856,7 +856,7 @@ fn invalid_attestation_bad_target_epoch() {
     );
 }
 
-/* FIXME(sproul)
+/* FIXME: needs updating for v0.9
 #[test]
 fn invalid_attestation_bad_shard() {
     let spec = MainnetEthSpec::default_spec();

eth2/types/src/eth_spec.rs

@@ -108,7 +108,7 @@ pub trait EthSpec: 'static + Default + Sync + Send + Clone + Debug + PartialEq {
     ///
     /// Spec v0.9.1
     fn slots_per_eth1_voting_period() -> usize {
-        Self::EpochsPerHistoricalVector::to_usize()
+        Self::SlotsPerEth1VotingPeriod::to_usize()
     }
 }
 

eth2/types/src/test_utils/builders/testing_attestation_data_builder.rs

@@ -48,8 +48,8 @@ impl TestingAttestationDataBuilder {
         let beacon_block_root = *state.get_block_root(slot).unwrap();
 
         match test_task {
-            // FIXME(sproul)
+            // FIXME: re-enable the shard-like tests
-            AttestationTestTask::NoCommiteeForShard => index += 2,
+            // AttestationTestTask::NoCommiteeForShard => index += 2,
             // AttestationTestTask::BadShard => index = T::ShardCount::to_u64(),
             AttestationTestTask::IncludedTooEarly => {
                 slot = state.slot - spec.min_attestation_inclusion_delay + 1

eth2/types/src/test_utils/builders/testing_pending_attestation_builder.rs

@@ -13,7 +13,7 @@ impl<T: EthSpec> TestingPendingAttestationBuilder<T> {
     ///
     /// The `inclusion_delay` will be set to `MIN_ATTESTATION_INCLUSION_DELAY`.
     ///
-    /// * The aggregation and custody bitfields will all be empty, they need to be set with
+    /// * The aggregation bitfield will be empty, it needs to be set with
     /// `Self::add_committee_participation`.
     pub fn new(
         test_task: AttestationTestTask,