openethereum/rpc/src/v1/types/block.rs

139 lines
5.4 KiB
Rust

// Copyright 2015, 2016 Ethcore (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/>.
use serde::{Serialize, Serializer};
use v1::types::{Bytes, Transaction, H160, H256, H2048, U256};
/// Block Transactions
#[derive(Debug)]
pub enum BlockTransactions {
/// Only hashes
Hashes(Vec<H256>),
/// Full transactions
Full(Vec<Transaction>)
}
impl Serialize for BlockTransactions {
fn serialize<S>(&self, serializer: &mut S) -> Result<(), S::Error>
where S: Serializer {
match *self {
BlockTransactions::Hashes(ref hashes) => hashes.serialize(serializer),
BlockTransactions::Full(ref ts) => ts.serialize(serializer)
}
}
}
/// Block representation
#[derive(Debug, Serialize)]
pub struct Block {
/// Hash of the block
pub hash: Option<H256>,
/// Hash of the parent
#[serde(rename="parentHash")]
pub parent_hash: H256,
/// Hash of the uncles
#[serde(rename="sha3Uncles")]
pub uncles_hash: H256,
/// Authors address
pub author: H160,
// TODO: get rid of this one
/// ?
pub miner: H160,
/// State root hash
#[serde(rename="stateRoot")]
pub state_root: H256,
/// Transactions root hash
#[serde(rename="transactionsRoot")]
pub transactions_root: H256,
/// Transactions receipts root hash
#[serde(rename="receiptsRoot")]
pub receipts_root: H256,
/// Block number
pub number: Option<U256>,
/// Gas Used
#[serde(rename="gasUsed")]
pub gas_used: U256,
/// Gas Limit
#[serde(rename="gasLimit")]
pub gas_limit: U256,
/// Extra data
#[serde(rename="extraData")]
pub extra_data: Bytes,
/// Logs bloom
#[serde(rename="logsBloom")]
pub logs_bloom: H2048,
/// Timestamp
pub timestamp: U256,
/// Difficulty
pub difficulty: U256,
/// Total difficulty
#[serde(rename="totalDifficulty")]
pub total_difficulty: U256,
/// Seal fields
#[serde(rename="sealFields")]
pub seal_fields: Vec<Bytes>,
/// Uncles' hashes
pub uncles: Vec<H256>,
/// Transactions
pub transactions: BlockTransactions
}
#[cfg(test)]
mod tests {
use serde_json;
use v1::types::{Transaction, H160, H256, H2048, Bytes, U256};
use super::{Block, BlockTransactions};
#[test]
fn test_serialize_block_transactions() {
let t = BlockTransactions::Full(vec![Transaction::default()]);
let serialized = serde_json::to_string(&t).unwrap();
assert_eq!(serialized, r#"[{"hash":"0x0000000000000000000000000000000000000000000000000000000000000000","nonce":"0x00","blockHash":null,"blockNumber":null,"transactionIndex":null,"from":"0x0000000000000000000000000000000000000000","to":null,"value":"0x00","gasPrice":"0x00","gas":"0x00","input":"0x","creates":null}]"#);
let t = BlockTransactions::Hashes(vec![H256::default().into()]);
let serialized = serde_json::to_string(&t).unwrap();
assert_eq!(serialized, r#"["0x0000000000000000000000000000000000000000000000000000000000000000"]"#);
}
#[test]
fn test_serialize_block() {
let block = Block {
hash: Some(H256::default()),
parent_hash: H256::default(),
uncles_hash: H256::default(),
author: H160::default(),
miner: H160::default(),
state_root: H256::default(),
transactions_root: H256::default(),
receipts_root: H256::default(),
number: Some(U256::default()),
gas_used: U256::default(),
gas_limit: U256::default(),
extra_data: Bytes::default(),
logs_bloom: H2048::default(),
timestamp: U256::default(),
difficulty: U256::default(),
total_difficulty: U256::default(),
seal_fields: vec![Bytes::default(), Bytes::default()],
uncles: vec![],
transactions: BlockTransactions::Hashes(vec![].into())
};
let serialized = serde_json::to_string(&block).unwrap();
assert_eq!(serialized, r#"{"hash":"0x0000000000000000000000000000000000000000000000000000000000000000","parentHash":"0x0000000000000000000000000000000000000000000000000000000000000000","sha3Uncles":"0x0000000000000000000000000000000000000000000000000000000000000000","author":"0x0000000000000000000000000000000000000000","miner":"0x0000000000000000000000000000000000000000","stateRoot":"0x0000000000000000000000000000000000000000000000000000000000000000","transactionsRoot":"0x0000000000000000000000000000000000000000000000000000000000000000","receiptsRoot":"0x0000000000000000000000000000000000000000000000000000000000000000","number":"0x00","gasUsed":"0x00","gasLimit":"0x00","extraData":"0x","logsBloom":"0x00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000","timestamp":"0x00","difficulty":"0x00","totalDifficulty":"0x00","sealFields":["0x","0x"],"uncles":[],"transactions":[]}"#);
}
}