openethereum/json/src/spec/params.rs

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// Copyright 2015-2017 Parity Technologies (UK) Ltd.
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// 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 params deserialization.
use uint::Uint;
use hash::{H256, Address};
use bytes::Bytes;
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/// Spec params.
#[derive(Debug, PartialEq, Deserialize)]
pub struct Params {
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/// Account start nonce, defaults to 0.
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#[serde(rename="accountStartNonce")]
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pub account_start_nonce: Option<Uint>,
/// Maximum size of extra data.
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#[serde(rename="maximumExtraDataSize")]
pub maximum_extra_data_size: Uint,
/// Minimum gas limit.
#[serde(rename="minGasLimit")]
pub min_gas_limit: Uint,
/// Network id.
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#[serde(rename="networkID")]
pub network_id: Uint,
/// Chain id.
#[serde(rename="chainID")]
pub chain_id: Option<Uint>,
/// Name of the main ("eth") subprotocol.
#[serde(rename="subprotocolName")]
pub subprotocol_name: Option<String>,
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/// Option fork block number to check.
#[serde(rename="forkBlock")]
pub fork_block: Option<Uint>,
/// Expected fork block hash.
#[serde(rename="forkCanonHash")]
pub fork_hash: Option<H256>,
/// See `CommonParams` docs.
#[serde(rename="eip98Transition")]
pub eip98_transition: Option<Uint>,
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/// See `CommonParams` docs.
#[serde(rename="validateReceiptsTransition")]
pub validate_receipts_transition: Option<Uint>,
/// See `CommonParams` docs.
#[serde(rename="eip86Transition")]
pub eip86_transition: Option<Uint>,
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/// See `CommonParams` docs.
#[serde(rename="eip140Transition")]
pub eip140_transition: Option<Uint>,
/// See `CommonParams` docs.
#[serde(rename="eip210Transition")]
pub eip210_transition: Option<Uint>,
/// See `CommonParams` docs.
#[serde(rename="eip210ContractAddress")]
pub eip210_contract_address: Option<Address>,
/// See `CommonParams` docs.
#[serde(rename="eip210ContractCode")]
pub eip210_contract_code: Option<Bytes>,
/// See `CommonParams` docs.
#[serde(rename="eip210ContractGas")]
pub eip210_contract_gas: Option<Uint>,
/// See `CommonParams` docs.
#[serde(rename="eip211Transition")]
pub eip211_transition: Option<Uint>,
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/// See `CommonParams` docs.
#[serde(rename="eip214Transition")]
pub eip214_transition: Option<Uint>,
/// See `CommonParams` docs.
#[serde(rename="dustProtectionTransition")]
pub dust_protection_transition: Option<Uint>,
/// See `CommonParams` docs.
#[serde(rename="nonceCapIncrement")]
pub nonce_cap_increment: Option<Uint>,
/// See `CommonParams` docs.
pub remove_dust_contracts : Option<bool>,
/// Wasm support flag
pub wasm: Option<bool>,
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}
#[cfg(test)]
mod tests {
use serde_json;
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use uint::Uint;
use util::U256;
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use spec::params::Params;
#[test]
fn params_deserialization() {
let s = r#"{
"maximumExtraDataSize": "0x20",
"networkID" : "0x1",
"chainID" : "0x15",
"subprotocolName" : "exp",
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"minGasLimit": "0x1388",
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"accountStartNonce": "0x01"
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}"#;
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let deserialized: Params = serde_json::from_str(s).unwrap();
assert_eq!(deserialized.maximum_extra_data_size, Uint(U256::from(0x20)));
assert_eq!(deserialized.network_id, Uint(U256::from(0x1)));
assert_eq!(deserialized.chain_id, Some(Uint(U256::from(0x15))));
assert_eq!(deserialized.subprotocol_name, Some("exp".to_owned()));
assert_eq!(deserialized.min_gas_limit, Uint(U256::from(0x1388)));
assert_eq!(deserialized.account_start_nonce, Some(Uint(U256::from(0x01))));
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}
}