#!/usr/bin/env python3
# SPDX-License-Identifier: GPL-3.0-or-later
"""Phase-1.0BC prerequisite gate tests."""

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 Phase10BCGuardrails(unittest.TestCase):
    @classmethod
    def setUpClass(cls) -> None:
        cls.data = json.loads((root / "manifests/retroarch/phase-1.0bc-cross-build-prerequisite-audit.json").read_text(encoding="utf-8"))

    def test_parent_binding(self) -> None:
        parent = root / "manifests/retroarch/phase-1.0bb-source-only-launch-canary-profile.json"
        self.assertEqual(hashlib.sha256(parent.read_bytes()).hexdigest(),
                         self.data["source_bindings"]["phase10bb_manifest_sha256"])

    def test_missing_prerequisites_are_explicit(self) -> None:
        observed = self.data["observed_prerequisites"]
        for key in ("wsl_cmake_present", "wsl_ninja_present",
                    "exact_sdl_archive_present", "launch_canary_elf_present",
                    "launch_canary_map_present"):
            self.assertFalse(observed[key])

    def test_only_materializer_source_is_open(self) -> None:
        auth = self.data["authorizations"]
        self.assertTrue(auth["materializer_source_authorized"])
        for key, value in auth.items():
            if key != "materializer_source_authorized":
                self.assertFalse(value, key)
        decision = self.data["decision"]
        self.assertFalse(decision["prerequisites_complete"])
        self.assertFalse(decision["unknown_archive_reuse_allowed"])
        self.assertFalse(decision["cross_build_allowed"])


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