Merge branch 'timing-report' of github.com:sigp/lighthouse into timing-report

Signed-off-by: Kirk Baird <baird.k@outlook.com>

beacon_node/beacon_chain/test_harness/src/lib.rs

@@ -15,7 +15,7 @@
 //! let validator_count = 8;
 //! let spec = ChainSpec::few_validators();
 //!
-//! let mut harness = BeaconChainHarness::new(spec, validator_count);
+//! let mut harness = BeaconChainHarness::new(spec, validator_count, None, true);
 //!
 //! harness.advance_chain_with_block();
 //!

beacon_node/beacon_chain/test_harness/tests/chain.rs

@@ -10,7 +10,7 @@ fn it_can_build_on_genesis_block() {
     let spec = ChainSpec::few_validators();
     let validator_count = 8;
 
-    let mut harness = BeaconChainHarness::new(spec, validator_count as usize);
+    let mut harness = BeaconChainHarness::new(spec, validator_count as usize, None, true);
 
     harness.advance_chain_with_block();
 }
@@ -25,7 +25,7 @@ fn it_can_produce_past_first_epoch_boundary() {
 
     debug!("Starting harness build...");
 
-    let mut harness = BeaconChainHarness::new(spec, validator_count);
+    let mut harness = BeaconChainHarness::new(spec, validator_count, None, true);
 
     debug!("Harness built, tests starting..");
 

beacon_node/src/main.rs

@@ -17,8 +17,12 @@ use db::{
 use fork_choice::BitwiseLMDGhost;
 use slog::{error, info, o, Drain};
 use slot_clock::SystemTimeSlotClock;
+use ssz::TreeHash;
 use std::sync::Arc;
-use types::{ChainSpec, Deposit, DepositData, DepositInput, Eth1Data, Hash256, Keypair};
+use types::{
+    beacon_state::BeaconStateBuilder, BeaconBlock, ChainSpec, Deposit, DepositData, DepositInput,
+    Eth1Data, Hash256, Keypair,
+};
 
 fn main() {
     let decorator = slog_term::TermDecorator::new().build();
@@ -97,7 +101,8 @@ fn main() {
         .iter()
         .map(|_| Keypair::random())
         .collect();
-    let initial_validator_deposits = keypairs
+
+    let initial_validator_deposits: Vec<Deposit> = keypairs
         .iter()
         .map(|keypair| Deposit {
             branch: vec![], // branch verification is not specified.
@@ -114,14 +119,19 @@ fn main() {
         })
         .collect();
 
+    let mut state_builder = BeaconStateBuilder::new(genesis_time, latest_eth1_data, &spec);
+    state_builder.process_initial_deposits(&initial_validator_deposits, &spec);
+    let genesis_state = state_builder.build(&spec).unwrap();
+    let state_root = Hash256::from_slice(&genesis_state.hash_tree_root());
+    let genesis_block = BeaconBlock::genesis(state_root, &spec);
+
     // Genesis chain
-    let _chain_result = BeaconChain::genesis(
+    let _chain_result = BeaconChain::from_genesis(
         state_store.clone(),
         block_store.clone(),
         slot_clock,
-        genesis_time,
+        genesis_state,
-        latest_eth1_data,
+        genesis_block,
-        initial_validator_deposits,
         spec,
         fork_choice,
     );

eth2/fork_choice/tests/tests.rs

@@ -12,7 +12,7 @@ extern crate types;
 extern crate yaml_rust;
 
 pub use beacon_chain::BeaconChain;
-use bls::{PublicKey, Signature};
+use bls::Signature;
 use db::stores::{BeaconBlockStore, BeaconStateStore};
 use db::MemoryDB;
 //use env_logger::{Builder, Env};
@@ -21,9 +21,8 @@ use ssz::ssz_encode;
 use std::collections::HashMap;
 use std::sync::Arc;
 use std::{fs::File, io::prelude::*, path::PathBuf};
-use types::{
+use types::test_utils::TestingBeaconStateBuilder;
-    BeaconBlock, BeaconBlockBody, BeaconState, ChainSpec, Epoch, Eth1Data, Hash256, Slot, Validator,
+use types::{BeaconBlock, BeaconBlockBody, ChainSpec, Eth1Data, Hash256, Slot};
-};
 use yaml_rust::yaml;
 
 // Note: We Assume the block Id's are hex-encoded.
@@ -207,8 +206,6 @@ fn setup_inital_state(
     fork_choice_algo: &ForkChoiceAlgorithm,
     no_validators: usize,
 ) -> (Box<ForkChoice>, Arc<BeaconBlockStore<MemoryDB>>, Hash256) {
-    let zero_hash = Hash256::zero();
-
     let db = Arc::new(MemoryDB::open());
     let block_store = Arc::new(BeaconBlockStore::new(db.clone()));
     let state_store = Arc::new(BeaconStateStore::new(db.clone()));
@@ -225,40 +222,10 @@ fn setup_inital_state(
         ForkChoiceAlgorithm::LongestChain => Box::new(LongestChain::new(block_store.clone())),
     };
 
-    // misc vars for setting up the state
-    let genesis_time = 1_550_381_159;
-
-    let latest_eth1_data = Eth1Data {
-        deposit_root: zero_hash.clone(),
-        block_hash: zero_hash.clone(),
-    };
-
-    let initial_validator_deposits = vec![];
     let spec = ChainSpec::foundation();
 
-    // create the state
+    let state_builder = TestingBeaconStateBuilder::new(no_validators, &spec);
-    let mut state = BeaconState::genesis(
+    let (state, _keypairs) = state_builder.build();
-        genesis_time,
-        initial_validator_deposits,
-        latest_eth1_data,
-        &spec,
-    )
-    .unwrap();
-
-    let default_validator = Validator {
-        pubkey: PublicKey::default(),
-        withdrawal_credentials: zero_hash,
-        activation_epoch: Epoch::from(0u64),
-        exit_epoch: spec.far_future_epoch,
-        withdrawable_epoch: spec.far_future_epoch,
-        initiated_exit: false,
-        slashed: false,
-    };
-    // activate the validators
-    for _ in 0..no_validators {
-        state.validator_registry.push(default_validator.clone());
-        state.validator_balances.push(32_000_000_000);
-    }
 
     let state_root = state.canonical_root();
     state_store

eth2/types/src/beacon_state/builder.rs

@@ -53,7 +53,8 @@ impl BeaconStateBuilder {
 
     /// Instantiate the validator registry from a YAML file.
     ///
-    /// This skips a lot of signing and verification, useful for fast test setups.
+    /// This skips a lot of signing and verification, useful if signing and verification has been
+    /// completed previously.
     ///
     /// Spec v0.4.0
     pub fn import_existing_validators(