import json
import unittest
from pathlib import Path

import generate_kinematics_home_limit_report

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


class KinematicsHomeLimitReportTests(unittest.TestCase):
    def test_contract(self):
        report = json.loads((ROOT / "coverage/kinematics-home-limit.report.json").read_text(encoding="utf-8"))
        self.assertEqual(report["schema"], "kinematics-home-limit-report.v1")
        self.assertEqual(report["implementation_status"], "verified")
        self.assertEqual(report["boundaries"]["unhomed"], -842)
        self.assertEqual(report["boundaries"]["sequence"], -846)
        self.assertEqual(report["boundaries"]["limit"], -843)
        self.assertTrue(report["boundaries"]["retains_valid_pose"])
        self.assertTrue(report["boundaries"]["state_hash_stable"])
        self.assertTrue(report["samples"]["byte_identical_json"])
        self.assertTrue(report["samples"]["state_hash_identical"])
        self.assertEqual(report["oracle"]["status"], "blocked")

    def test_deterministic(self):
        first, second = ROOT / "coverage/.home-one.json", ROOT / "coverage/.home-two.json"
        try:
            self.assertEqual(generate_kinematics_home_limit_report.generate(ROOT, first), generate_kinematics_home_limit_report.generate(ROOT, second))
        finally:
            first.unlink(missing_ok=True)
            second.unlink(missing_ok=True)


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