"""Fixtures shared by every test tree."""

from collections.abc import Iterator
from pathlib import Path

import pytest

from nisse_core.execution.ssh import SSHHost
from nisse_core.execution.testing import local_sshd


@pytest.fixture(scope="session")
def ssh_host(tmp_path_factory: pytest.TempPathFactory) -> Iterator[SSHHost]:
    """A throwaway sshd on this machine, standing in for the build VM (L13).
    It runs as the current user, so remote paths are this machine's paths and
    tests can inspect what a command did."""
    with local_sshd(Path(tmp_path_factory.mktemp("sshd"))) as host:
        yield host