#!/usr/bin/env python3
from __future__ import annotations

import hashlib
import json
import unittest
from pathlib import Path


ROOT = Path(__file__).resolve().parents[1]
REPORT = ROOT / "coverage/axis3-tutorial-web-wasm-complete-parity.report.json"


class Axis3TutorialCompleteParityTests(unittest.TestCase):
    def test_contract(self) -> None:
        report = json.loads(REPORT.read_text(encoding="utf-8"))
        self.assertEqual(report["schema"], "axis3-tutorial-web-wasm-complete-parity.v2")
        self.assertEqual(report["task_id"], "PANEL-15-SELECTED-CASE-ACCEPTANCE")
        self.assertEqual(report["status"], "verified")
        self.assertTrue(report["candidate_eligible"])
        self.assertEqual(report["release_action"], "ALLOW_RELEASE")
        self.assertEqual(report["passed_command_count"], report["required_command_count"])
        self.assertEqual(report["failure_samples"], [])
        self.assertIn("wasm_core", report["authority_chain"])
        self.assertIn("real hardware and realtime kernel remain REAL-EXCLUDED", report["boundaries"])

    def test_self_hash(self) -> None:
        report = json.loads(REPORT.read_text(encoding="utf-8"))
        unsigned = {key: value for key, value in report.items() if key != "report_sha256"}
        expected = hashlib.sha256(json.dumps(unsigned, ensure_ascii=False, sort_keys=True, separators=(",", ":")).encode()).hexdigest()
        self.assertEqual(report["report_sha256"], expected)


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