"""Parser tests driven by real Shield firmware captures (Android 11, RQ1A.210105.003).

Fixtures live in tests/fixtures — see docs/RESEARCH_SHIELD.md for how each
capture was produced and which expectations it pins.
"""

from pathlib import Path

from ha_adb_common.media_session import parse_all_media_sessions, parse_media_session

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


def _fixture(name: str) -> str:
    return (FIXTURES / name).read_text(encoding="utf-8")


class TestTiviMateHasNoSession:
    """TiviMate (ar.tvplayer.tv) registers no MediaSession on this firmware."""

    def test_no_sessions_parsed(self):
        assert parse_all_media_sessions(_fixture("media_session_tivimate.txt")) == []

    def test_session_query_returns_none(self):
        dump = _fixture("media_session_tivimate.txt")
        assert parse_media_session(dump, "ar.tvplayer.tv") is None

    def test_inactive_stale_session_is_not_surfaced(self):
        """Netflix registers an inactive, state-less session; the parser must
        ignore it — an active=false block never appears in the results."""
        dump = _fixture("media_session_tivimate.txt")
        assert parse_media_session(dump, "com.netflix.ninja") is None


class TestWholphinSession:
    """Wholphin (com.github.damontecres.wholphin) publishes a proper session."""

    def test_playing_session_parsed(self):
        sessions = parse_all_media_sessions(_fixture("media_session_wholphin.txt"))
        assert len(sessions) == 1
        session = sessions[0]
        assert session.package == "com.github.damontecres.wholphin"
        assert session.playing is True
        assert session.paused is False
        assert session.title == "Twirlywoos"
        assert session.artist is None

    def test_foreground_package_is_preferred(self):
        dump = _fixture("media_session_wholphin.txt")
        best = parse_media_session(dump, "com.github.damontecres.wholphin")
        assert best is not None
        assert best.package == "com.github.damontecres.wholphin"
        assert best.playing is True