#!/usr/bin/env python3
# SPDX-License-Identifier: GPL-3.0-or-later
"""Phase-1.0CH native materializer gate guardrails."""

import argparse
import hashlib
import json
from pathlib import Path
import unittest

parser = argparse.ArgumentParser()
parser.add_argument("--root", type=Path, required=True)
root = parser.parse_args().root


class Phase10CHGuardrails(unittest.TestCase):
    @classmethod
    def setUpClass(cls) -> None:
        cls.data = json.loads((root / "manifests/retroarch/phase-1.0ch-native-wsl-sdl-materializer-one-shot-gate.json").read_text(encoding="utf-8"))

    def test_parent_and_source_hashes(self) -> None:
        parent = root / "manifests/retroarch/phase-1.0cg-native-wsl-sdl-materializer-design-gate.json"
        self.assertEqual(hashlib.sha256(parent.read_bytes()).hexdigest(), self.data["source_bindings"]["phase10cg_manifest_sha256"])
        self.assertEqual(self.data["source_bindings"]["retroarch_commit"], "ab419bb85d4ce54aa0d9f59671498957615d1811")

    def test_exact_one_shot(self) -> None:
        one = self.data["one_shot"]
        self.assertEqual(one["attempts_authorized"], 1)
        self.assertFalse(one["automatic_retry"])
        self.assertFalse(one["cleanup_on_failure_authorized"])
        self.assertTrue(self.data["preflight"]["native_root_absent"])

    def test_scope_stops_before_export_and_target(self) -> None:
        auth = self.data["authorizations"]
        self.assertTrue(auth["native_root_creation_authorized"])
        self.assertTrue(auth["sdl_build_authorized"])
        for key in ("archive_export_authorized", "retroarch_target_build_authorized",
                    "network_access_authorized", "ps5_connection_authorized",
                    "device_transfer_authorized", "device_execution_authorized"):
            self.assertFalse(auth[key], key)


if __name__ == "__main__":
    unittest.main(argv=[__file__])