from __future__ import annotations

import unittest
from pathlib import Path


ROOT = Path(__file__).resolve().parents[1]


class PackagingTests(unittest.TestCase):
    def test_sing_box_drop_in_requires_guard(self) -> None:
        drop_in = ROOT / "packaging/systemd/sing-box.service.d/10-vpn-egress-guard.conf"
        text = drop_in.read_text(encoding="utf-8")
        self.assertIn("Requires=vpn-egress-guard.service", text)
        self.assertIn("After=vpn-egress-guard.service", text)

    def test_debian_package_installs_sing_box_drop_in(self) -> None:
        install = (ROOT / "debian/install").read_text(encoding="utf-8")
        self.assertIn(
            "packaging/systemd/sing-box.service.d/10-vpn-egress-guard.conf "
            "usr/lib/systemd/system/sing-box.service.d",
            install,
        )


if __name__ == "__main__":
    unittest.main()