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Add zero() to PartialCrosslinkRecord

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This commit is contained in:
Paul Hauner 2018-07-15 12:13:45 +10:00
parent 20f976ca40
commit 061946b5c7
1 changed files with 11 additions and 16 deletions
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27
src/state/partial_crosslink_record.rs
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@ -8,11 +8,10 @@ pub struct PartialCrosslinkRecord {
}
impl PartialCrosslinkRecord {
pub fn new_for_shard(shard_id: u16,
shard_block_hash: Sha256Digest) -> PartialCrosslinkRecord {
PartialCrosslinkRecord {
shard_id: shard_id,
shard_block_hash: shard_block_hash,
pub fn zero() -> Self {
Self {
shard_id: 0,
shard_block_hash: Sha256Digest::zero(),
voter_bitfield: Bitfield::new()
}
}
@ -36,21 +35,17 @@ mod tests {
use super::*;
#[test]
fn test_new_for_shard() {
let id = 1;
let hash = Sha256Digest::random();
let p = PartialCrosslinkRecord::new_for_shard(id, hash);
assert_eq!(p.shard_id, id);
assert_eq!(p.shard_block_hash, hash);
fn test_zero() {
let p = PartialCrosslinkRecord::zero();
assert_eq!(p.shard_id, 0);
assert_eq!(p.shard_block_hash.is_zero(), true);
assert_eq!(p.voter_bitfield.num_true_bits(), 0);
}
#[test]
fn test_rlp_serialization() {
let p = PartialCrosslinkRecord {
shard_id: 1,
shard_block_hash: Sha256Digest::zero(),
voter_bitfield: Bitfield::new()
};
let mut p = PartialCrosslinkRecord::zero();
p.shard_id = 1;
let e = rlp::encode(&p);
assert_eq!(e.len(), 35);
assert_eq!(e[0], 1);