Merge changes from genesis_test and minor formatting

beacon_chain/genesis/src/beacon_block.rs

@@ -84,6 +84,6 @@ mod tests {
         for item in raw_sig_bytes.iter() {
             assert!(*item == 0);
         }
-        assert_eq!(genesis_block.signature, Signature::empty_sig());
+        assert_eq!(genesis_block.signature, Signature::empty_signature());
     }
 }

beacon_chain/spec/src/foundation.rs

@@ -42,7 +42,7 @@ impl ChainSpec {
             genesis_start_shard: 0,
             far_future_slot: u64::max_value(),
             zero_hash: Hash256::zero(),
-            empty_signature: Signature::empty_sig(),
+            empty_signature: Signature::empty_signature(),
             bls_withdrawal_prefix_byte: 0x00,
             /*
              * Time parameters

beacon_chain/utils/bls/src/signature.rs

@@ -37,7 +37,7 @@ impl Signature {
     }
 
     /// Returns a new empty signature.
-    pub fn empty_sig() -> Self {
+    pub fn empty_signature() -> Self {
         let empty: Vec<u8> = vec![0; 97];
         Signature(RawSignature::from_bytes(&empty).unwrap())
     }
@@ -76,8 +76,8 @@ mod tests {
     }
 
     #[test]
-    pub fn test_empty_sig() {
-        let sig = Signature::empty_sig();
+    pub fn test_empty_signature() {
+        let sig = Signature::empty_signature();
 
         let sig_as_bytes: Vec<u8> = sig.as_raw().as_bytes();