from __future__ import annotations

import pathlib
import tomllib
import unittest

from govoplan_audit.backend.manifest import get_manifest


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


class AuditModuleContractTests(unittest.TestCase):
    def test_audit_package_does_not_hard_require_access(self) -> None:
        project = tomllib.loads((ROOT / "pyproject.toml").read_text(encoding="utf-8"))["project"]
        dependencies = tuple(project["dependencies"])

        self.assertIn("govoplan-core>=0.1.8", dependencies)
        self.assertFalse(any(item.startswith("govoplan-access") for item in dependencies))

    def test_audit_source_does_not_import_access_implementation(self) -> None:
        offenders: list[str] = []
        for path in (ROOT / "src" / "govoplan_audit").rglob("*.py"):
            source = path.read_text(encoding="utf-8")
            if "govoplan_access" in source:
                offenders.append(str(path.relative_to(ROOT)))

        self.assertEqual([], offenders)

    def test_audit_documentation_declares_admin_help_contexts(self) -> None:
        topics = {topic.id: topic for topic in get_manifest().documentation}

        evidence = topics["audit.read-authorized-evidence"]
        self.assertIn("audit.admin.system", evidence.metadata["help_contexts"])
        self.assertIn("audit.admin.tenant", evidence.metadata["help_contexts"])
        self.assertEqual(
            ["audit.admin.system", "audit.admin.tenant"],
            evidence.metadata["surfaces"],
        )
        operations = topics["audit.recording-retention-and-outbox"]
        self.assertIn("audit.retention", operations.metadata["help_contexts"])


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