eth2.0-specs/test_libs/pyspec/eth2spec/test/helpers/proposer_slashings.py

36 lines
1.1 KiB
Python

from copy import deepcopy
from eth2spec.phase0.spec import (
get_current_epoch, get_active_validator_indices, BeaconBlockHeader, ProposerSlashing
)
from eth2spec.test.helpers.block_header import sign_block_header
from eth2spec.test.helpers.keys import pubkey_to_privkey
def get_valid_proposer_slashing(state, signed_1=False, signed_2=False):
current_epoch = get_current_epoch(state)
validator_index = get_active_validator_indices(state, current_epoch)[-1]
privkey = pubkey_to_privkey[state.validator_registry[validator_index].pubkey]
slot = state.slot
header_1 = BeaconBlockHeader(
slot=slot,
previous_block_root=b'\x33' * 32,
state_root=b'\x44' * 32,
block_body_root=b'\x55' * 32,
)
header_2 = deepcopy(header_1)
header_2.previous_block_root = b'\x99' * 32
header_2.slot = slot + 1
if signed_1:
sign_block_header(state, header_1, privkey)
if signed_2:
sign_block_header(state, header_2, privkey)
return ProposerSlashing(
proposer_index=validator_index,
header_1=header_1,
header_2=header_2,
)