def METHOD_NAME(mocker) -> List[int]:
    ids = [
        TESTERCHAIN_CHAIN_ID,
        TESTERCHAIN_CHAIN_ID + 1,
        TESTERCHAIN_CHAIN_ID + 2,
        123456789,
    ]
    mocker.patch.dict(_CONDITION_CHAINS, {cid: "fakechain/mainnet" for cid in ids})
    return ids