lighthouse/tests/ef_tests/src/cases/genesis_initialization.rs
2019-09-05 10:28:09 +10:00

63 lines
2.0 KiB
Rust

use super::*;
use crate::case_result::compare_beacon_state_results_without_caches;
use crate::decode::{ssz_decode_file, yaml_decode_file};
use serde_derive::Deserialize;
use state_processing::initialize_beacon_state_from_eth1;
use std::path::PathBuf;
use types::{BeaconState, Deposit, EthSpec, Hash256};
#[derive(Debug, Clone, Deserialize)]
struct Metadata {
deposits_count: usize,
}
#[derive(Debug, Clone, Deserialize)]
#[serde(bound = "E: EthSpec")]
pub struct GenesisInitialization<E: EthSpec> {
pub path: PathBuf,
pub eth1_block_hash: Hash256,
pub eth1_timestamp: u64,
pub deposits: Vec<Deposit>,
pub state: Option<BeaconState<E>>,
}
impl<E: EthSpec> LoadCase for GenesisInitialization<E> {
fn load_from_dir(path: &Path) -> Result<Self, Error> {
let eth1_block_hash = ssz_decode_file(&path.join("eth1_block_hash.ssz"))?;
let eth1_timestamp = yaml_decode_file(&path.join("eth1_timestamp.yaml"))?;
let meta: Metadata = yaml_decode_file(&path.join("meta.yaml"))?;
let deposits: Vec<Deposit> = (0..meta.deposits_count)
.map(|i| {
let filename = format!("deposits_{}.ssz", i);
ssz_decode_file(&path.join(filename))
})
.collect::<Result<_, _>>()?;
let state = ssz_decode_file(&path.join("state.ssz"))?;
Ok(Self {
path: path.into(),
eth1_block_hash,
eth1_timestamp,
deposits,
state: Some(state),
})
}
}
impl<E: EthSpec> Case for GenesisInitialization<E> {
fn result(&self, _case_index: usize) -> Result<(), Error> {
let spec = &E::default_spec();
let mut result = initialize_beacon_state_from_eth1(
self.eth1_block_hash,
self.eth1_timestamp,
self.deposits.clone(),
spec,
);
let mut expected = self.state.clone();
compare_beacon_state_results_without_caches(&mut result, &mut expected)
}
}