"""Tests for the command line skeleton."""

from __future__ import annotations

from pathlib import Path

import pytest

from aegis_gitea_mcp import __version__
from aegis_gitea_mcp.cli import build_parser, main
from tests.test_server_helpers import ANY_HOST


def test_version_prints_package_version(capsys: pytest.CaptureFixture[str]) -> None:
    assert main(["version"]) == 0
    assert capsys.readouterr().out.strip() == __version__


def test_serve_parses_host_and_port() -> None:
    args = build_parser().parse_args(["serve", "--host", ANY_HOST, "--port", "9000"])
    assert (args.host, args.port) == (ANY_HOST, 9000)


def test_serve_transport_choices() -> None:
    parser = build_parser()
    assert parser.parse_args(["serve", "--transport", "stdio"]).transport == "stdio"
    with pytest.raises(SystemExit):
        parser.parse_args(["serve", "--transport", "sse"])


def test_package_version_matches_pyproject() -> None:
    tomllib = pytest.importorskip("tomllib")  # Python 3.11+

    data = tomllib.loads((Path(__file__).parent.parent / "pyproject.toml").read_text())
    assert data["project"]["version"] == __version__


@pytest.mark.parametrize("value", ["0", "65536", "-1", "http", "80.5"])
def test_serve_rejects_bad_ports_with_a_short_message(
    value: str, capsys: pytest.CaptureFixture[str]
) -> None:
    with pytest.raises(SystemExit) as exit_info:
        build_parser().parse_args(["serve", "--port", value])

    err = capsys.readouterr().err
    assert exit_info.value.code == 2
    assert "--port" in err and "65535" in err
    assert len(err) < 500