"""Unit: install.sh static contract checks."""

from __future__ import annotations

import subprocess
import unittest
from pathlib import Path


ROOT = Path(__file__).resolve().parents[2]


class TestInstallScript(unittest.TestCase):
    def test_shell_syntax(self):
        result = subprocess.run(
            ["sh", "-n", str(ROOT / "install.sh")],
            check=False,
            capture_output=True,
            text=True,
        )
        self.assertEqual("", result.stderr)
        self.assertEqual(0, result.returncode)

    def test_contract_phrases(self):
        script = (ROOT / "install.sh").read_text(encoding="utf-8")
        self.assertIn("python3", script)
        self.assertIn("docker info", script)
        self.assertIn("pipx install --force", script)
        self.assertIn("pip install --user --upgrade", script)
        self.assertIn('"${BOT_BOTTLE_BIN}" doctor', script)


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