Function safety_rules::test_utils::make_proposal_with_parent

pub fn make_proposal_with_parent(
    payload: Payload,
    round: Round,
    parent: &MaybeSignedVoteProposal,
    committed: Option<&MaybeSignedVoteProposal>,
    validator_signer: &ValidatorSigner,
    exec_key: Option<&Ed25519PrivateKey>
) -> MaybeSignedVoteProposal