110 lines
3.9 KiB
Rust
110 lines
3.9 KiB
Rust
// Copyright 2015-2017 Parity Technologies (UK) Ltd.
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// This file is part of Parity.
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// Parity is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// Parity is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with Parity. If not, see <http://www.gnu.org/licenses/>.
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//! Authority params deserialization.
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use ethereum_types::Address;
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use uint::Uint;
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use super::ValidatorSet;
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/// Authority params deserialization.
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#[derive(Debug, PartialEq, Deserialize)]
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pub struct AuthorityRoundParams {
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/// Block duration, in seconds.
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#[serde(rename="stepDuration")]
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pub step_duration: Uint,
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/// Valid authorities
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pub validators: ValidatorSet,
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/// Starting step. Determined automatically if not specified.
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/// To be used for testing only.
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#[serde(rename="startStep")]
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pub start_step: Option<Uint>,
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/// Block at which score validation should start.
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#[serde(rename="validateScoreTransition")]
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pub validate_score_transition: Option<Uint>,
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/// Block from which monotonic steps start.
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#[serde(rename="validateStepTransition")]
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pub validate_step_transition: Option<Uint>,
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/// Whether transitions should be immediate.
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#[serde(rename="immediateTransitions")]
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pub immediate_transitions: Option<bool>,
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/// Reward per block in wei.
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#[serde(rename="blockReward")]
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pub block_reward: Option<Uint>,
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/// Block at which the block reward contract should start being used.
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#[serde(rename="blockRewardContractTransition")]
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pub block_reward_contract_transition: Option<Uint>,
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/// Block reward contract address (setting the block reward contract
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/// overrides the static block reward definition).
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#[serde(rename="blockRewardContractAddress")]
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pub block_reward_contract_address: Option<Address>,
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/// Block at which maximum uncle count should be considered.
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#[serde(rename="maximumUncleCountTransition")]
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pub maximum_uncle_count_transition: Option<Uint>,
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/// Maximum number of accepted uncles.
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#[serde(rename="maximumUncleCount")]
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pub maximum_uncle_count: Option<Uint>,
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/// Block at which empty step messages should start.
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#[serde(rename="emptyStepsTransition")]
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pub empty_steps_transition: Option<Uint>,
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/// Maximum number of accepted empty steps.
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#[serde(rename="maximumEmptySteps")]
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pub maximum_empty_steps: Option<Uint>,
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}
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/// Authority engine deserialization.
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#[derive(Debug, PartialEq, Deserialize)]
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pub struct AuthorityRound {
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/// Ethash params.
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pub params: AuthorityRoundParams,
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}
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#[cfg(test)]
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mod tests {
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use ethereum_types::{U256, H160};
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use uint::Uint;
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use serde_json;
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use hash::Address;
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use spec::validator_set::ValidatorSet;
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use spec::authority_round::AuthorityRound;
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#[test]
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fn authority_round_deserialization() {
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let s = r#"{
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"params": {
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"stepDuration": "0x02",
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"validators": {
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"list" : ["0xc6d9d2cd449a754c494264e1809c50e34d64562b"]
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},
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"startStep" : 24,
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"validateStepTransition": 150,
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"blockReward": 5000000,
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"maximumUncleCountTransition": 10000000,
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"maximumUncleCount": 5
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}
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}"#;
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let deserialized: AuthorityRound = serde_json::from_str(s).unwrap();
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assert_eq!(deserialized.params.step_duration, Uint(U256::from(0x02)));
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assert_eq!(deserialized.params.validators, ValidatorSet::List(vec![Address(H160::from("0xc6d9d2cd449a754c494264e1809c50e34d64562b"))]));
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assert_eq!(deserialized.params.start_step, Some(Uint(U256::from(24))));
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assert_eq!(deserialized.params.immediate_transitions, None);
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assert_eq!(deserialized.params.maximum_uncle_count_transition, Some(Uint(10_000_000.into())));
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assert_eq!(deserialized.params.maximum_uncle_count, Some(Uint(5.into())));
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}
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}
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