def METHOD_NAME(
    open_test_pikerd: AsyncContextManager,
    loglevel: str,
    # cancel_method: str,
) -> None:
    '''
    Verify that booting a data feed starts a `brokerd`
    actor and a singleton global `samplerd` and opening
    an order mode in paper opens the `paperboi` service.
    '''
    actor_name: str = 'brokerd'
    backend: str = 'kraken'
    brokerd_name: str = f'{actor_name}.{backend}'
    async def main():
        async with (
            open_test_pikerd(),
            open_feed(
                ['xbtusdt.kraken'],
                loglevel=loglevel,
            ) as feed
        ):
            # halt rt quote streams since we aren't testing them
            await feed.pause()
            async with (
                ensure_service(brokerd_name),
                ensure_service('samplerd'),
            ):
                await trio.sleep(0.1)
    trio.run(main)