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use uint::{Uint, self};
use hash::{Address, H256};
use bytes::Bytes;
use spec::Seal;
#[derive(Debug, PartialEq, Deserialize)]
pub struct Genesis {
pub seal: Seal,
pub difficulty: Uint,
pub author: Option<Address>,
pub timestamp: Option<Uint>,
#[serde(rename="parentHash")]
pub parent_hash: Option<H256>,
#[serde(rename="gasLimit")]
#[serde(deserialize_with="uint::validate_non_zero")]
pub gas_limit: Uint,
#[serde(rename="transactionsRoot")]
pub transactions_root: Option<H256>,
#[serde(rename="receiptsRoot")]
pub receipts_root: Option<H256>,
#[serde(rename="stateRoot")]
pub state_root: Option<H256>,
#[serde(rename="gasUsed")]
pub gas_used: Option<Uint>,
#[serde(rename="extraData")]
pub extra_data: Option<Bytes>,
}
#[cfg(test)]
mod tests {
use serde_json;
use bytes::Bytes;
use uint::Uint;
use ethereum_types::{U256, H160, H64 as Eth64, H256 as Eth256};
use hash::{H64, H256, Address};
use spec::genesis::Genesis;
use spec::{Ethereum, Seal};
use std::str::FromStr;
#[test]
fn genesis_deserialization() {
let s = r#"{
"nonce": "0x0000000000000042",
"difficulty": "0x400000000",
"seal": {
"ethereum": {
"mixHash": "0x0000000000000000000000000000000000000000000000000000000000000000",
"nonce": "0x00006d6f7264656e"
}
},
"author": "0x1000000000000000000000000000000000000001",
"timestamp": "0x07",
"parentHash": "0x9000000000000000000000000000000000000000000000000000000000000000",
"extraData": "0x11bbe8db4e347b4e8c937c1c8370e4b5ed33adb3db69cbdb7a38e1e50b1b82fa",
"gasLimit": "0x1388",
"stateRoot": "0xd7f8974fb5ac78d9ac099b9ad5018bedc2ce0a72dad1827a1709da30580f0544"
}"#;
let deserialized: Genesis = serde_json::from_str(s).unwrap();
assert_eq!(deserialized, Genesis {
seal: Seal::Ethereum(Ethereum {
nonce: H64(Eth64::from("0x00006d6f7264656e")),
mix_hash: H256(Eth256::from("0x0000000000000000000000000000000000000000000000000000000000000000"))
}),
difficulty: Uint(U256::from(0x400000000u64)),
author: Some(Address(H160::from("0x1000000000000000000000000000000000000001"))),
timestamp: Some(Uint(U256::from(0x07))),
parent_hash: Some(H256(Eth256::from("0x9000000000000000000000000000000000000000000000000000000000000000"))),
gas_limit: Uint(U256::from(0x1388)),
transactions_root: None,
receipts_root: None,
state_root: Some(H256(Eth256::from("0xd7f8974fb5ac78d9ac099b9ad5018bedc2ce0a72dad1827a1709da30580f0544"))),
gas_used: None,
extra_data: Some(Bytes::from_str("0x11bbe8db4e347b4e8c937c1c8370e4b5ed33adb3db69cbdb7a38e1e50b1b82fa").unwrap()),
});
}
}