def test_signature_from_owner(each_identity_contract, owner_key):
data_to_sign = (1234).to_bytes(10, byteorder="big")
hash = solidity_keccak(["bytes"], [data_to_sign])
signature = sign_msg_hash(hash, owner_key)
assert each_identity_contract.functions.validateSignature(
hash, signature).call()
def test_signature_not_owner(each_identity_contract, account_keys):
key = account_keys[1]
data = (1234).to_bytes(10, byteorder="big")
hash = solidity_keccak(["bytes"], [data])
signature = sign_msg_hash(hash, key)
assert not each_identity_contract.functions.validateSignature(
hash, signature).call()
def signed(self, key: PrivateKey) -> "MetaTransaction":
return attr.evolve(self, signature=sign_msg_hash(self.hash, key=key))