openethereum/json/src/spec/seal.rs
Niklas Adolfsson 98b7c07171 Update license header and scripts (#8666)
* Update `add_license` script

* run script

* add `remove duplicate lines script` and run it

* Revert changes `English spaces`

* strip whitespaces

* Revert `GPL` in files with `apache/mit license`

* don't append `gpl license` in files with other lic

* Don't append `gpl header` in files with other lic.

* re-ran script

* include c and cpp files too

* remove duplicate header

* rebase nit
2018-06-04 10:19:50 +02:00

131 lines
4.1 KiB
Rust

// Copyright 2015-2018 Parity Technologies (UK) Ltd.
// This file is part of Parity.
// Parity is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// Parity is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with Parity. If not, see <http://www.gnu.org/licenses/>.
//! Spec seal deserialization.
use hash::*;
use uint::Uint;
use bytes::Bytes;
/// Ethereum seal.
#[derive(Debug, PartialEq, Deserialize)]
pub struct Ethereum {
/// Seal nonce.
pub nonce: H64,
/// Seal mix hash.
#[serde(rename="mixHash")]
pub mix_hash: H256,
}
/// AuthorityRound seal.
#[derive(Debug, PartialEq, Deserialize)]
pub struct AuthorityRoundSeal {
/// Seal step.
pub step: Uint,
/// Seal signature.
pub signature: H520,
}
/// Tendermint seal.
#[derive(Debug, PartialEq, Deserialize)]
pub struct TendermintSeal {
/// Seal round.
pub round: Uint,
/// Proposal seal signature.
pub proposal: H520,
/// Proposal seal signature.
pub precommits: Vec<H520>,
}
/// Seal variants.
#[derive(Debug, PartialEq, Deserialize)]
pub enum Seal {
/// Ethereum seal.
#[serde(rename="ethereum")]
Ethereum(Ethereum),
/// AuthorityRound seal.
#[serde(rename="authorityRound")]
AuthorityRound(AuthorityRoundSeal),
/// Tendermint seal.
#[serde(rename="tendermint")]
Tendermint(TendermintSeal),
/// Generic seal.
#[serde(rename="generic")]
Generic(Bytes),
}
#[cfg(test)]
mod tests {
use serde_json;
use hash::*;
use bytes::Bytes;
use uint::Uint;
use ethereum_types::{U256, H64 as Eth64, H256 as Eth256, H520 as Eth520};
use spec::{Ethereum, AuthorityRoundSeal, TendermintSeal, Seal};
#[test]
fn seal_deserialization() {
let s = r#"[{
"ethereum": {
"nonce": "0x0000000000000042",
"mixHash": "0x1000000000000000000000000000000000000000000000000000000000000001"
}
},{
"generic": "0xe011bbe8db4e347b4e8c937c1c8370e4b5ed33adb3db69cbdb7a38e1e50b1b82fa"
},{
"authorityRound": {
"step": "0x0",
"signature": "0x2000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002"
}
},{
"tendermint": {
"round": "0x3",
"proposal": "0x3000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003",
"precommits": [
"0x4000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000004"
]
}
}]"#;
let deserialized: Vec<Seal> = serde_json::from_str(s).unwrap();
assert_eq!(deserialized.len(), 4);
// [0]
assert_eq!(deserialized[0], Seal::Ethereum(Ethereum {
nonce: H64(Eth64::from("0x0000000000000042")),
mix_hash: H256(Eth256::from("0x1000000000000000000000000000000000000000000000000000000000000001"))
}));
// [1]
assert_eq!(deserialized[1], Seal::Generic(Bytes::new(vec![
0xe0, 0x11, 0xbb, 0xe8, 0xdb, 0x4e, 0x34, 0x7b, 0x4e, 0x8c, 0x93, 0x7c, 0x1c, 0x83, 0x70, 0xe4,
0xb5, 0xed, 0x33, 0xad, 0xb3, 0xdb, 0x69, 0xcb, 0xdb, 0x7a, 0x38, 0xe1, 0xe5, 0x0b, 0x1b, 0x82, 0xfa])));
// [2]
assert_eq!(deserialized[2], Seal::AuthorityRound(AuthorityRoundSeal {
step: Uint(U256::from(0x0)),
signature: H520(Eth520::from("0x2000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002"))
}));
// [3]
assert_eq!(deserialized[3], Seal::Tendermint(TendermintSeal {
round: Uint(U256::from(0x3)),
proposal: H520(Eth520::from("0x3000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003")),
precommits: vec![H520(Eth520::from("0x4000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000004"))]
}));
}
}