"""Managed backend shims must stay covered by the actual-Decky CI gate."""
import sandbox  # noqa: F401
import importlib.util
from pathlib import Path
import unittest
from unittest.mock import patch

ROOT = Path(__file__).resolve().parents[1]
spec = importlib.util.spec_from_file_location('decky_runtime_gate', ROOT/'scripts/framey-test-decky-runtime.py')
gate = importlib.util.module_from_spec(spec)
spec.loader.exec_module(gate)


class RuntimeCoverage(unittest.TestCase):
    def test_current_shims_have_unique_official_archive_probes(self):
        from framey_official import PLUGINS
        cases = gate.check_coverage()
        official = {record['id'] for record in PLUGINS}
        self.assertEqual(len(cases), len({case['id'] for case in cases}))
        for case in cases:
            self.assertIn(case['id'], official)
            self.assertIn(case['probe'], ('mpris', 'screenshots'))

    def test_new_shim_without_runtime_case_fails_coverage(self):
        import frame_decky_store
        with patch.object(frame_decky_store, 'APPLY', frame_decky_store.APPLY+
                          '\ncompat_shims.append("uncovered-new-shim")\n'):
            with self.assertRaisesRegex(ValueError, 'Every managed shim'):
                gate.check_coverage()

    def test_dynamic_shim_names_cannot_evade_inventory(self):
        import frame_decky_store
        with patch.object(frame_decky_store, 'APPLY', frame_decky_store.APPLY+
                          '\ncompat_shims.append(variable_name)\n'):
            with self.assertRaisesRegex(ValueError, 'literal name'):
                gate.check_coverage()