import json
from pathlib import Path

import phase_memory
from phase_memory.service import LocalServiceRunner, SERVICE_OPERATIONS, service_contracts


FIXTURES = Path(__file__).parent / "fixtures"


def test_public_api_snapshot_is_explicit() -> None:
    snapshot = json.loads((FIXTURES / "public-api-snapshot.json").read_text(encoding="utf-8"))

    assert sorted(phase_memory.__all__) == snapshot["exports"]
    assert sorted(SERVICE_OPERATIONS) == snapshot["service_operations"]
    release_note_template = Path(snapshot["compatibility"]["release_note_template"])
    template_text = release_note_template.read_text(encoding="utf-8")
    for heading in ("Changed Exports", "Changed Service Operations", "Migration Needs", "Operator Action"):
        assert heading in template_text


def test_service_contract_catalog_matches_local_runner_supported_operations() -> None:
    declared = set(service_contracts()["operations"])

    assert set(LocalServiceRunner.supported_operations()) == declared