1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
use crate::blocks::Verifiable;
use scsys::prelude::{hasher, Hashable, H256};
use serde::{Deserialize, Serialize};
#[derive(Clone, Debug, Default, Deserialize, Eq, Hash, PartialEq, Serialize)]
pub struct BlockJustification {
pub hash: Vec<u8>,
pub proof: Vec<u8>,
pub pub_key: Vec<u8>,
}
impl BlockJustification {
pub fn new(hash: Vec<u8>, proof: Vec<u8>, pub_key: Vec<u8>) -> Self {
Self {
hash,
proof,
pub_key,
}
}
}
impl Hashable for BlockJustification {
fn hash(&self) -> H256 {
hasher(self).as_slice().to_owned().into()
}
}
impl Verifiable for BlockJustification {
fn vrf_hash(&self) -> Vec<u8> {
self.hash.clone()
}
fn vrf_proof(&self) -> Vec<u8> {
self.proof.clone()
}
fn vrf_pub_key(&self) -> Vec<u8> {
self.pub_key.clone()
}
}
impl std::convert::From<(Vec<u8>, Vec<u8>, Vec<u8>)> for BlockJustification {
fn from(data: (Vec<u8>, Vec<u8>, Vec<u8>)) -> Self {
Self::new(data.0, data.1, data.2)
}
}
impl std::convert::From<(&[u8], &[u8], &[u8])> for BlockJustification {
fn from(data: (&[u8], &[u8], &[u8])) -> Self {
Self::new(data.0.to_owned(), data.1.to_owned(), data.2.to_owned())
}
}
impl std::fmt::Display for BlockJustification {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
write!(f, "{}", serde_json::to_string(&self).unwrap())
}
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn test_default_justification() {
let a = BlockJustification::default();
let b = BlockJustification::new(Default::default(), Default::default(), Default::default());
assert_eq!(&a, &b)
}
}