#!/usr/bin/env python3
"""Contract tests for AXIS-CTRL-01..08 evidence."""

from __future__ import annotations

import hashlib
import json
import unittest
from pathlib import Path

import generate_axis_control_report

ROOT = Path(__file__).resolve().parents[1]
REPORT = ROOT / "coverage/axis-control.report.json"


class AxisControlReportTests(unittest.TestCase):
    def test_contract(self) -> None:
        report = json.loads(REPORT.read_text(encoding="utf-8"))
        self.assertEqual(report["schema"], "axis-control-report.v1")
        self.assertEqual(report["task_id"], "AXIS-CTRL-01..08")
        self.assertEqual(report["status"], "verified")
        self.assertTrue(report["checks"]["operation_trace"]["monotonic_ids"])
        self.assertTrue(report["checks"]["gate_before_send"]["blocked_gate_does_not_send"])
        self.assertEqual(report["implementation"]["keyboard"], ["F1", "F2", "F3", "F5", "R", "T", "P", "S", "Escape", "Ctrl-K"])

    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"}
        self.assertEqual(report["report_sha256"], hashlib.sha256(generate_axis_control_report.canonical(unsigned).encode()).hexdigest())


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