710 lines
22 KiB
Rust
710 lines
22 KiB
Rust
#![cfg(not(debug_assertions))]
|
|
|
|
#[macro_use]
|
|
extern crate lazy_static;
|
|
|
|
use beacon_chain::{
|
|
test_utils::{AttestationStrategy, BeaconChainHarness, BlockStrategy, HarnessType},
|
|
BeaconSnapshot, BlockError,
|
|
};
|
|
use types::{
|
|
test_utils::generate_deterministic_keypair, AggregateSignature, AttestationData,
|
|
AttesterSlashing, Checkpoint, Deposit, DepositData, Epoch, EthSpec, Hash256,
|
|
IndexedAttestation, Keypair, MainnetEthSpec, ProposerSlashing, Signature, SignedBeaconBlock,
|
|
SignedBeaconBlockHeader, SignedVoluntaryExit, Slot, VoluntaryExit, DEPOSIT_TREE_DEPTH,
|
|
};
|
|
|
|
type E = MainnetEthSpec;
|
|
|
|
// Should ideally be divisible by 3.
|
|
pub const VALIDATOR_COUNT: usize = 24;
|
|
pub const CHAIN_SEGMENT_LENGTH: usize = 64 * 5;
|
|
|
|
lazy_static! {
|
|
/// A cached set of keys.
|
|
static ref KEYPAIRS: Vec<Keypair> = types::test_utils::generate_deterministic_keypairs(VALIDATOR_COUNT);
|
|
|
|
/// A cached set of valid blocks
|
|
static ref CHAIN_SEGMENT: Vec<BeaconSnapshot<E>> = get_chain_segment();
|
|
}
|
|
|
|
fn get_chain_segment() -> Vec<BeaconSnapshot<E>> {
|
|
let harness = get_harness(VALIDATOR_COUNT);
|
|
|
|
harness.extend_chain(
|
|
CHAIN_SEGMENT_LENGTH,
|
|
BlockStrategy::OnCanonicalHead,
|
|
AttestationStrategy::AllValidators,
|
|
);
|
|
|
|
harness
|
|
.chain
|
|
.chain_dump()
|
|
.expect("should dump chain")
|
|
.into_iter()
|
|
.skip(1)
|
|
.collect()
|
|
}
|
|
|
|
fn get_harness(validator_count: usize) -> BeaconChainHarness<HarnessType<E>> {
|
|
let harness = BeaconChainHarness::new(MainnetEthSpec, KEYPAIRS[0..validator_count].to_vec());
|
|
|
|
harness.advance_slot();
|
|
|
|
harness
|
|
}
|
|
|
|
fn chain_segment_blocks() -> Vec<SignedBeaconBlock<E>> {
|
|
CHAIN_SEGMENT
|
|
.iter()
|
|
.map(|snapshot| snapshot.beacon_block.clone())
|
|
.collect()
|
|
}
|
|
|
|
fn junk_signature() -> Signature {
|
|
let kp = generate_deterministic_keypair(VALIDATOR_COUNT);
|
|
let message = &[42, 42];
|
|
Signature::new(message, &kp.sk)
|
|
}
|
|
|
|
fn junk_aggregate_signature() -> AggregateSignature {
|
|
let mut agg_sig = AggregateSignature::new();
|
|
agg_sig.add(&junk_signature());
|
|
agg_sig
|
|
}
|
|
|
|
fn update_proposal_signatures(
|
|
snapshots: &mut [BeaconSnapshot<E>],
|
|
harness: &BeaconChainHarness<HarnessType<E>>,
|
|
) {
|
|
for snapshot in snapshots {
|
|
let spec = &harness.chain.spec;
|
|
let slot = snapshot.beacon_block.slot();
|
|
let state = &snapshot.beacon_state;
|
|
let proposer_index = state
|
|
.get_beacon_proposer_index(slot, spec)
|
|
.expect("should find proposer index");
|
|
let keypair = harness
|
|
.keypairs
|
|
.get(proposer_index)
|
|
.expect("proposer keypair should be available");
|
|
|
|
snapshot.beacon_block = snapshot.beacon_block.message.clone().sign(
|
|
&keypair.sk,
|
|
&state.fork,
|
|
state.genesis_validators_root,
|
|
spec,
|
|
);
|
|
}
|
|
}
|
|
|
|
fn update_parent_roots(snapshots: &mut [BeaconSnapshot<E>]) {
|
|
for i in 0..snapshots.len() {
|
|
let root = snapshots[i].beacon_block.canonical_root();
|
|
if let Some(child) = snapshots.get_mut(i + 1) {
|
|
child.beacon_block.message.parent_root = root
|
|
}
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn chain_segment_full_segment() {
|
|
let harness = get_harness(VALIDATOR_COUNT);
|
|
let blocks = chain_segment_blocks();
|
|
|
|
harness
|
|
.chain
|
|
.slot_clock
|
|
.set_slot(blocks.last().unwrap().slot().as_u64());
|
|
|
|
// Sneak in a little check to ensure we can process empty chain segments.
|
|
harness
|
|
.chain
|
|
.process_chain_segment(vec![])
|
|
.to_block_error()
|
|
.expect("should import empty chain segment");
|
|
|
|
harness
|
|
.chain
|
|
.process_chain_segment(blocks.clone())
|
|
.to_block_error()
|
|
.expect("should import chain segment");
|
|
|
|
harness.chain.fork_choice().expect("should run fork choice");
|
|
|
|
assert_eq!(
|
|
harness
|
|
.chain
|
|
.head_info()
|
|
.expect("should get harness b head")
|
|
.block_root,
|
|
blocks.last().unwrap().canonical_root(),
|
|
"harness should have last block as head"
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn chain_segment_varying_chunk_size() {
|
|
for chunk_size in &[1, 2, 3, 5, 31, 32, 33, 42] {
|
|
let harness = get_harness(VALIDATOR_COUNT);
|
|
let blocks = chain_segment_blocks();
|
|
|
|
harness
|
|
.chain
|
|
.slot_clock
|
|
.set_slot(blocks.last().unwrap().slot().as_u64());
|
|
|
|
for chunk in blocks.chunks(*chunk_size) {
|
|
harness
|
|
.chain
|
|
.process_chain_segment(chunk.to_vec())
|
|
.to_block_error()
|
|
.expect(&format!(
|
|
"should import chain segment of len {}",
|
|
chunk_size
|
|
));
|
|
}
|
|
|
|
harness.chain.fork_choice().expect("should run fork choice");
|
|
|
|
assert_eq!(
|
|
harness
|
|
.chain
|
|
.head_info()
|
|
.expect("should get harness b head")
|
|
.block_root,
|
|
blocks.last().unwrap().canonical_root(),
|
|
"harness should have last block as head"
|
|
);
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn chain_segment_non_linear_parent_roots() {
|
|
let harness = get_harness(VALIDATOR_COUNT);
|
|
harness
|
|
.chain
|
|
.slot_clock
|
|
.set_slot(CHAIN_SEGMENT.last().unwrap().beacon_block.slot().as_u64());
|
|
|
|
/*
|
|
* Test with a block removed.
|
|
*/
|
|
let mut blocks = chain_segment_blocks();
|
|
blocks.remove(2);
|
|
|
|
assert!(
|
|
matches!(
|
|
harness
|
|
.chain
|
|
.process_chain_segment(blocks.clone())
|
|
.to_block_error(),
|
|
Err(BlockError::NonLinearParentRoots)
|
|
),
|
|
"should not import chain with missing parent"
|
|
);
|
|
|
|
/*
|
|
* Test with a modified parent root.
|
|
*/
|
|
let mut blocks = chain_segment_blocks();
|
|
blocks[3].message.parent_root = Hash256::zero();
|
|
|
|
assert!(
|
|
matches!(
|
|
harness
|
|
.chain
|
|
.process_chain_segment(blocks.clone())
|
|
.to_block_error(),
|
|
Err(BlockError::NonLinearParentRoots)
|
|
),
|
|
"should not import chain with a broken parent root link"
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn chain_segment_non_linear_slots() {
|
|
let harness = get_harness(VALIDATOR_COUNT);
|
|
harness
|
|
.chain
|
|
.slot_clock
|
|
.set_slot(CHAIN_SEGMENT.last().unwrap().beacon_block.slot().as_u64());
|
|
|
|
/*
|
|
* Test where a child is lower than the parent.
|
|
*/
|
|
|
|
let mut blocks = chain_segment_blocks();
|
|
blocks[3].message.slot = Slot::new(0);
|
|
|
|
assert!(
|
|
matches!(
|
|
harness
|
|
.chain
|
|
.process_chain_segment(blocks.clone())
|
|
.to_block_error(),
|
|
Err(BlockError::NonLinearSlots)
|
|
),
|
|
"should not import chain with a parent that has a lower slot than its child"
|
|
);
|
|
|
|
/*
|
|
* Test where a child is equal to the parent.
|
|
*/
|
|
|
|
let mut blocks = chain_segment_blocks();
|
|
blocks[3].message.slot = blocks[2].message.slot;
|
|
|
|
assert!(
|
|
matches!(
|
|
harness
|
|
.chain
|
|
.process_chain_segment(blocks.clone())
|
|
.to_block_error(),
|
|
Err(BlockError::NonLinearSlots)
|
|
),
|
|
"should not import chain with a parent that has an equal slot to its child"
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn invalid_signatures() {
|
|
let mut checked_attestation = false;
|
|
|
|
for &block_index in &[0, 1, 32, 64, 68 + 1, 129, CHAIN_SEGMENT.len() - 1] {
|
|
let harness = get_harness(VALIDATOR_COUNT);
|
|
harness
|
|
.chain
|
|
.slot_clock
|
|
.set_slot(CHAIN_SEGMENT.last().unwrap().beacon_block.slot().as_u64());
|
|
|
|
// Import all the ancestors before the `block_index` block.
|
|
let ancestor_blocks = CHAIN_SEGMENT
|
|
.iter()
|
|
.take(block_index)
|
|
.map(|snapshot| snapshot.beacon_block.clone())
|
|
.collect();
|
|
harness
|
|
.chain
|
|
.process_chain_segment(ancestor_blocks)
|
|
.to_block_error()
|
|
.expect("should import all blocks prior to the one being tested");
|
|
|
|
// For the given snapshots, test the following:
|
|
//
|
|
// - The `process_chain_segment` function returns `InvalidSignature`.
|
|
// - The `process_block` function returns `InvalidSignature` when importing the
|
|
// `SignedBeaconBlock` directly.
|
|
// - The `verify_block_for_gossip` function does _not_ return an error.
|
|
// - The `process_block` function returns `InvalidSignature` when verifying the
|
|
// `GossipVerifiedBlock`.
|
|
let assert_invalid_signature = |snapshots: &[BeaconSnapshot<E>], item: &str| {
|
|
let blocks = snapshots
|
|
.iter()
|
|
.map(|snapshot| snapshot.beacon_block.clone())
|
|
.collect();
|
|
|
|
// Ensure the block will be rejected if imported in a chain segment.
|
|
assert!(
|
|
matches!(
|
|
harness.chain.process_chain_segment(blocks).to_block_error(),
|
|
Err(BlockError::InvalidSignature)
|
|
),
|
|
"should not import chain segment with an invalid {} signature",
|
|
item
|
|
);
|
|
|
|
// Ensure the block will be rejected if imported on its own (without gossip checking).
|
|
assert!(
|
|
matches!(
|
|
harness
|
|
.chain
|
|
.process_block(snapshots[block_index].beacon_block.clone()),
|
|
Err(BlockError::InvalidSignature)
|
|
),
|
|
"should not import individual block with an invalid {} signature",
|
|
item
|
|
);
|
|
|
|
// NOTE: we choose not to check gossip verification here. It only checks one signature
|
|
// (proposal) and that is already tested elsewhere in this file.
|
|
//
|
|
// It's not trivial to just check gossip verification since it will start refusing
|
|
// blocks as soon as it has seen one valid proposal signature for a given (validator,
|
|
// slot) tuple.
|
|
};
|
|
|
|
/*
|
|
* Block proposal
|
|
*/
|
|
let mut snapshots = CHAIN_SEGMENT.clone();
|
|
snapshots[block_index].beacon_block.signature = junk_signature();
|
|
let blocks = snapshots
|
|
.iter()
|
|
.map(|snapshot| snapshot.beacon_block.clone())
|
|
.collect();
|
|
// Ensure the block will be rejected if imported in a chain segment.
|
|
assert!(
|
|
matches!(
|
|
harness.chain.process_chain_segment(blocks).to_block_error(),
|
|
Err(BlockError::InvalidSignature)
|
|
),
|
|
"should not import chain segment with an invalid gossip signature",
|
|
);
|
|
// Ensure the block will be rejected if imported on its own (without gossip checking).
|
|
assert!(
|
|
matches!(
|
|
harness
|
|
.chain
|
|
.process_block(snapshots[block_index].beacon_block.clone()),
|
|
Err(BlockError::InvalidSignature)
|
|
),
|
|
"should not import individual block with an invalid gossip signature",
|
|
);
|
|
|
|
/*
|
|
* Randao reveal
|
|
*/
|
|
let mut snapshots = CHAIN_SEGMENT.clone();
|
|
snapshots[block_index]
|
|
.beacon_block
|
|
.message
|
|
.body
|
|
.randao_reveal = junk_signature();
|
|
update_parent_roots(&mut snapshots);
|
|
update_proposal_signatures(&mut snapshots, &harness);
|
|
assert_invalid_signature(&snapshots, "randao");
|
|
|
|
/*
|
|
* Proposer slashing
|
|
*/
|
|
let mut snapshots = CHAIN_SEGMENT.clone();
|
|
let proposer_slashing = ProposerSlashing {
|
|
signed_header_1: SignedBeaconBlockHeader {
|
|
message: snapshots[block_index].beacon_block.message.block_header(),
|
|
signature: junk_signature(),
|
|
},
|
|
signed_header_2: SignedBeaconBlockHeader {
|
|
message: snapshots[block_index].beacon_block.message.block_header(),
|
|
signature: junk_signature(),
|
|
},
|
|
};
|
|
snapshots[block_index]
|
|
.beacon_block
|
|
.message
|
|
.body
|
|
.proposer_slashings
|
|
.push(proposer_slashing)
|
|
.expect("should update proposer slashing");
|
|
update_parent_roots(&mut snapshots);
|
|
update_proposal_signatures(&mut snapshots, &harness);
|
|
assert_invalid_signature(&snapshots, "proposer slashing");
|
|
|
|
/*
|
|
* Attester slashing
|
|
*/
|
|
let mut snapshots = CHAIN_SEGMENT.clone();
|
|
let indexed_attestation = IndexedAttestation {
|
|
attesting_indices: vec![0].into(),
|
|
data: AttestationData {
|
|
slot: Slot::new(0),
|
|
index: 0,
|
|
beacon_block_root: Hash256::zero(),
|
|
source: Checkpoint {
|
|
epoch: Epoch::new(0),
|
|
root: Hash256::zero(),
|
|
},
|
|
target: Checkpoint {
|
|
epoch: Epoch::new(0),
|
|
root: Hash256::zero(),
|
|
},
|
|
},
|
|
signature: junk_aggregate_signature(),
|
|
};
|
|
let attester_slashing = AttesterSlashing {
|
|
attestation_1: indexed_attestation.clone(),
|
|
attestation_2: indexed_attestation,
|
|
};
|
|
snapshots[block_index]
|
|
.beacon_block
|
|
.message
|
|
.body
|
|
.attester_slashings
|
|
.push(attester_slashing)
|
|
.expect("should update attester slashing");
|
|
update_parent_roots(&mut snapshots);
|
|
update_proposal_signatures(&mut snapshots, &harness);
|
|
assert_invalid_signature(&snapshots, "attester slashing");
|
|
|
|
/*
|
|
* Attestation
|
|
*/
|
|
let mut snapshots = CHAIN_SEGMENT.clone();
|
|
if let Some(attestation) = snapshots[block_index]
|
|
.beacon_block
|
|
.message
|
|
.body
|
|
.attestations
|
|
.get_mut(0)
|
|
{
|
|
attestation.signature = junk_aggregate_signature();
|
|
update_parent_roots(&mut snapshots);
|
|
update_proposal_signatures(&mut snapshots, &harness);
|
|
assert_invalid_signature(&snapshots, "attestation");
|
|
checked_attestation = true;
|
|
}
|
|
|
|
/*
|
|
* Deposit
|
|
*
|
|
* Note: an invalid deposit signature is permitted!
|
|
*/
|
|
let mut snapshots = CHAIN_SEGMENT.clone();
|
|
let deposit = Deposit {
|
|
proof: vec![Hash256::zero(); DEPOSIT_TREE_DEPTH + 1].into(),
|
|
data: DepositData {
|
|
pubkey: Keypair::random().pk.into(),
|
|
withdrawal_credentials: Hash256::zero(),
|
|
amount: 0,
|
|
signature: junk_signature().into(),
|
|
},
|
|
};
|
|
snapshots[block_index]
|
|
.beacon_block
|
|
.message
|
|
.body
|
|
.deposits
|
|
.push(deposit)
|
|
.expect("should update deposit");
|
|
update_parent_roots(&mut snapshots);
|
|
update_proposal_signatures(&mut snapshots, &harness);
|
|
let blocks = snapshots
|
|
.iter()
|
|
.map(|snapshot| snapshot.beacon_block.clone())
|
|
.collect();
|
|
assert!(
|
|
!matches!(
|
|
harness.chain.process_chain_segment(blocks).to_block_error(),
|
|
Err(BlockError::InvalidSignature)
|
|
),
|
|
"should not throw an invalid signature error for a bad deposit signature"
|
|
);
|
|
|
|
/*
|
|
* Voluntary exit
|
|
*/
|
|
let mut snapshots = CHAIN_SEGMENT.clone();
|
|
let epoch = snapshots[block_index].beacon_state.current_epoch();
|
|
snapshots[block_index]
|
|
.beacon_block
|
|
.message
|
|
.body
|
|
.voluntary_exits
|
|
.push(SignedVoluntaryExit {
|
|
message: VoluntaryExit {
|
|
epoch,
|
|
validator_index: 0,
|
|
},
|
|
signature: junk_signature(),
|
|
})
|
|
.expect("should update deposit");
|
|
update_parent_roots(&mut snapshots);
|
|
update_proposal_signatures(&mut snapshots, &harness);
|
|
assert_invalid_signature(&snapshots, "voluntary exit");
|
|
}
|
|
|
|
assert!(
|
|
checked_attestation,
|
|
"the test should check an attestation signature"
|
|
)
|
|
}
|
|
|
|
fn unwrap_err<T, E>(result: Result<T, E>) -> E {
|
|
match result {
|
|
Ok(_) => panic!("called unwrap_err on Ok"),
|
|
Err(e) => e,
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn block_gossip_verification() {
|
|
let harness = get_harness(VALIDATOR_COUNT);
|
|
|
|
let block_index = CHAIN_SEGMENT_LENGTH - 2;
|
|
|
|
harness
|
|
.chain
|
|
.slot_clock
|
|
.set_slot(CHAIN_SEGMENT[block_index].beacon_block.slot().as_u64());
|
|
|
|
// Import the ancestors prior to the block we're testing.
|
|
for snapshot in &CHAIN_SEGMENT[0..block_index] {
|
|
let gossip_verified = harness
|
|
.chain
|
|
.verify_block_for_gossip(snapshot.beacon_block.clone())
|
|
.expect("should obtain gossip verified block");
|
|
|
|
harness
|
|
.chain
|
|
.process_block(gossip_verified)
|
|
.expect("should import valid gossip verified block");
|
|
}
|
|
|
|
/*
|
|
* This test ensures that:
|
|
*
|
|
* Spec v0.11.2
|
|
*
|
|
* The block is not from a future slot (with a MAXIMUM_GOSSIP_CLOCK_DISPARITY allowance) --
|
|
* i.e. validate that signed_beacon_block.message.slot <= current_slot (a client MAY queue
|
|
* future blocks for processing at the appropriate slot).
|
|
*/
|
|
|
|
let mut block = CHAIN_SEGMENT[block_index].beacon_block.clone();
|
|
let expected_block_slot = block.message.slot + 1;
|
|
block.message.slot = expected_block_slot;
|
|
assert!(
|
|
matches!(
|
|
unwrap_err(harness.chain.verify_block_for_gossip(block)),
|
|
BlockError::FutureSlot {
|
|
present_slot,
|
|
block_slot,
|
|
}
|
|
if present_slot == expected_block_slot - 1 && block_slot == expected_block_slot
|
|
),
|
|
"should not import a block with a future slot"
|
|
);
|
|
|
|
/*
|
|
* This test ensure that:
|
|
*
|
|
* Spec v0.11.2
|
|
*
|
|
* The block is from a slot greater than the latest finalized slot -- i.e. validate that
|
|
* signed_beacon_block.message.slot >
|
|
* compute_start_slot_at_epoch(state.finalized_checkpoint.epoch) (a client MAY choose to
|
|
* validate and store such blocks for additional purposes -- e.g. slashing detection, archive
|
|
* nodes, etc).
|
|
*/
|
|
|
|
let mut block = CHAIN_SEGMENT[block_index].beacon_block.clone();
|
|
let expected_finalized_slot = harness
|
|
.chain
|
|
.head_info()
|
|
.expect("should get head info")
|
|
.finalized_checkpoint
|
|
.epoch
|
|
.start_slot(E::slots_per_epoch());
|
|
block.message.slot = expected_finalized_slot;
|
|
assert!(
|
|
matches!(
|
|
unwrap_err(harness.chain.verify_block_for_gossip(block)),
|
|
BlockError::WouldRevertFinalizedSlot {
|
|
block_slot,
|
|
finalized_slot,
|
|
}
|
|
if block_slot == expected_finalized_slot && finalized_slot == expected_finalized_slot
|
|
),
|
|
"should not import a block with a finalized slot"
|
|
);
|
|
|
|
/*
|
|
* This test ensures that:
|
|
*
|
|
* Spec v0.11.2
|
|
*
|
|
* The proposer signature, signed_beacon_block.signature, is valid with respect to the
|
|
* proposer_index pubkey.
|
|
*/
|
|
|
|
let mut block = CHAIN_SEGMENT[block_index].beacon_block.clone();
|
|
block.signature = junk_signature();
|
|
assert!(
|
|
matches!(
|
|
unwrap_err(harness.chain.verify_block_for_gossip(block)),
|
|
BlockError::ProposalSignatureInvalid
|
|
),
|
|
"should not import a block with an invalid proposal signature"
|
|
);
|
|
|
|
/*
|
|
* This test ensures that:
|
|
*
|
|
* Spec v0.11.2
|
|
*
|
|
* The block is proposed by the expected proposer_index for the block's slot in the context of
|
|
* the current shuffling (defined by parent_root/slot). If the proposer_index cannot
|
|
* immediately be verified against the expected shuffling, the block MAY be queued for later
|
|
* processing while proposers for the block's branch are calculated.
|
|
*/
|
|
|
|
let mut block = CHAIN_SEGMENT[block_index].beacon_block.clone();
|
|
let expected_proposer = block.message.proposer_index;
|
|
let other_proposer = (0..VALIDATOR_COUNT as u64)
|
|
.into_iter()
|
|
.find(|i| *i != block.message.proposer_index)
|
|
.expect("there must be more than one validator in this test");
|
|
block.message.proposer_index = other_proposer;
|
|
let block = block.message.clone().sign(
|
|
&generate_deterministic_keypair(other_proposer as usize).sk,
|
|
&harness.chain.head_info().unwrap().fork,
|
|
harness.chain.genesis_validators_root,
|
|
&harness.chain.spec,
|
|
);
|
|
assert!(
|
|
matches!(
|
|
unwrap_err(harness.chain.verify_block_for_gossip(block.clone())),
|
|
BlockError::IncorrectBlockProposer {
|
|
block,
|
|
local_shuffling,
|
|
}
|
|
if block == other_proposer && local_shuffling == expected_proposer
|
|
),
|
|
"should not import a block with the wrong proposer index"
|
|
);
|
|
// Check to ensure that we registered this is a valid block from this proposer.
|
|
assert!(
|
|
matches!(
|
|
unwrap_err(harness.chain.verify_block_for_gossip(block.clone())),
|
|
BlockError::RepeatProposal {
|
|
proposer,
|
|
slot,
|
|
}
|
|
if proposer == other_proposer && slot == block.message.slot
|
|
),
|
|
"should register any valid signature against the proposer, even if the block failed later verification"
|
|
);
|
|
|
|
let block = CHAIN_SEGMENT[block_index].beacon_block.clone();
|
|
assert!(
|
|
harness.chain.verify_block_for_gossip(block).is_ok(),
|
|
"the valid block should be processed"
|
|
);
|
|
|
|
/*
|
|
* This test ensures that:
|
|
*
|
|
* Spec v0.11.2
|
|
*
|
|
* The block is the first block with valid signature received for the proposer for the slot,
|
|
* signed_beacon_block.message.slot.
|
|
*/
|
|
|
|
let block = CHAIN_SEGMENT[block_index].beacon_block.clone();
|
|
assert!(
|
|
matches!(
|
|
harness
|
|
.chain
|
|
.verify_block_for_gossip(block.clone())
|
|
.err()
|
|
.expect("should error when processing known block"),
|
|
BlockError::RepeatProposal {
|
|
proposer,
|
|
slot,
|
|
}
|
|
if proposer == block.message.proposer_index && slot == block.message.slot
|
|
),
|
|
"the second proposal by this validator should be rejected"
|
|
);
|
|
}
|