def encode_for_smc(self) -> bytes:
encoded = b"".join([
int_to_bytes32(self.shard_id),
self.chunk_root,
int_to_bytes32(self.period),
pad32(self.proposer_address),
])
if len(encoded) != self.smc_encoded_size:
raise ValueError(
"Encoded header size is {} instead of {} bytes".format(
len(encoded),
self.smc_encoded_size,
))
return encoded
def generate_safe_contract_address(address: Address, salt: int,
call_data: bytes) -> Address:
return force_bytes_to_address(
keccak(b'\xff' + address + int_to_bytes32(salt) + keccak(call_data)))
def test_int_to_bytes32_invalid(value):
with pytest.raises(ValueError):
int_to_bytes32(value)
def test_int_to_bytes32_valid(value, expected):
assert int_to_bytes32(value) == expected