import subprocess

from typer.testing import CliRunner

from l4d2host.cli import app


def test_help_lists_v1_commands() -> None:
    result = CliRunner().invoke(app, ["--help"])
    assert result.exit_code == 0
    for command in ["install", "initialize", "start", "stop", "delete"]:
        assert command in result.output


def test_cli_propagates_subprocess_return_code(monkeypatch) -> None:
    def fail(*args, **kwargs):
        del args
        del kwargs
        raise subprocess.CalledProcessError(returncode=9, cmd=["x"], stderr="boom")

    monkeypatch.setattr("l4d2host.cli.start_instance", fail)

    result = CliRunner().invoke(app, ["start", "alpha"])

    assert result.exit_code == 9
    assert "boom" in result.stderr