openethereum/json/src/blockchain/header.rs

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2016-03-15 18:17:48 +01:00
// 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/>.
//! Blockchain test header deserializer.
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use hash::{H64, Address, H256, Bloom};
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use uint::Uint;
use bytes::Bytes;
/// Blockchain test header deserializer.
#[derive(Debug, PartialEq, Deserialize)]
pub struct Header {
/// Blocks bloom.
pub bloom: Bloom,
/// Blocks author.
#[serde(rename="coinbase")]
pub author: Address,
/// Difficulty.
pub difficulty: Uint,
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#[serde(rename="extraData")]
/// Extra data.
pub extra_data: Bytes,
/// Gas limit.
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#[serde(rename="gasLimit")]
pub gas_limit: Uint,
/// Gas used.
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#[serde(rename="gasUsed")]
pub gas_used: Uint,
/// Hash.
pub hash: H256,
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#[serde(rename="mixHash")]
/// Mix hash.
pub mix_hash: H256,
/// Seal nonce.
pub nonce: H64,
/// Block number.
pub number: Uint,
/// Parent hash.
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#[serde(rename="parentHash")]
pub parent_hash: H256,
/// Receipt root.
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#[serde(rename="receiptTrie")]
pub receipts_root: H256,
/// State root.
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#[serde(rename="stateRoot")]
pub state_root: H256,
/// Timestamp.
pub timestamp: Uint,
/// Transactions root.
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#[serde(rename="transactionsTrie")]
pub transactions_root: H256,
/// Uncles hash.
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#[serde(rename="uncleHash")]
pub uncles_hash: H256,
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}
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#[cfg(test)]
mod tests {
use serde_json;
use blockchain::header::Header;
#[test]
fn header_deserialization() {
let s = r#"{
"bloom" : "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
"coinbase" : "8888f1f195afa192cfee860698584c030f4c9db1",
"difficulty" : "0x020000",
"extraData" : "0x",
"gasLimit" : "0x2fefba",
"gasUsed" : "0x00",
"hash" : "65ebf1b97fb89b14680267e0723d69267ec4bf9a96d4a60ffcb356ae0e81c18f",
"mixHash" : "13735ab4156c9b36327224d92e1692fab8fc362f8e0f868c94d421848ef7cd06",
"nonce" : "931dcc53e5edc514",
"number" : "0x01",
"parentHash" : "5a39ed1020c04d4d84539975b893a4e7c53eab6c2965db8bc3468093a31bc5ae",
"receiptTrie" : "56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
"stateRoot" : "c5c83ff43741f573a0c9b31d0e56fdd745f4e37d193c4e78544f302777aafcf3",
"timestamp" : "0x56850b7b",
"transactionsTrie" : "56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
"uncleHash" : "1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347"
}"#;
let _deserialized: Header = serde_json::from_str(s).unwrap();
// TODO: validate all fields
}
}