Files
ha-nvidia-shield/tests/test_media_session.py
T

188 lines
7.3 KiB
Python

"""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 (
MediaSessionInfo,
parse_all_media_sessions,
parse_audio_playback,
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
class TestPlaybackStatePosition:
"""PlaybackState carries position (ms), speed, and uptime-ms `updated` (R9)."""
def test_wholphin_position_fields_parsed(self):
sessions = parse_all_media_sessions(_fixture("media_session_wholphin.txt"))
assert len(sessions) == 1
session = sessions[0]
assert session.position == 17237
assert session.speed == 1.0
assert session.updated == 1408392
def test_buffered_position_is_not_mistaken_for_position(self):
"""`buffered position=70070` sits in the same block; only the real
`position=17237` may be read."""
sessions = parse_all_media_sessions(_fixture("media_session_wholphin.txt"))
assert sessions[0].position != 70070
def test_position_at_uptime_extrapolates_with_speed(self):
session = MediaSessionInfo(
position=17237, speed=1.0, updated=1408392, playing=True
)
assert session.position_at_uptime(1408392 + 1000) == 18237
assert session.position_at_uptime(1408392) == 17237
def test_position_at_uptime_none_without_sample(self):
assert MediaSessionInfo().position_at_uptime(1_000_000) is None
def test_paused_session_parses_state_and_position(self):
dump = (
"Sessions Stack - have 1 sessions:\n"
" Some app session com.example.player/Session (userId=0)\n"
" package=com.example.player\n"
" active=true\n"
" state=PlaybackState {state=2, position=4200, buffered position=9000, "
"speed=0.0, updated=500, actions=1, custom actions=[], active item id=0, "
"error=null}\n"
" metadata: size=2, description=Song Title, Some Artist\n"
" Audio playback (lastly played comes first)\n"
" uid=10100 packages=com.example.player\n"
)
sessions = parse_all_media_sessions(dump)
assert len(sessions) == 1
session = sessions[0]
assert session.paused is True
assert session.playing is False
assert session.position == 4200
assert session.speed == 0.0
assert session.updated == 500
assert session.title == "Song Title"
assert session.artist == "Some Artist"
def test_stateless_playbackstate_line_ignored(self):
"""A non-PlaybackState `state=` line must not crash or fabricate state."""
dump = (
" Some app session com.example.player/Session (userId=0)\n"
" package=com.example.player\n"
" active=true\n"
" state=null\n"
" metadata: size=1, description=Only Title\n"
)
sessions = parse_all_media_sessions(dump)
assert len(sessions) == 1
assert sessions[0].playing is False
assert sessions[0].paused is False
assert sessions[0].position is None
class TestAudioPlaybackSection:
"""The "Audio playback (lastly played comes first)" section lists apps
that recently played audio even with no MediaSession (R2)."""
def test_tivimate_shows_up_without_a_session(self):
packages = parse_audio_playback(_fixture("media_session_tivimate.txt"))
assert packages == [
"ar.tvplayer.tv",
"com.google.android.apps.mediashell",
]
def test_order_is_dump_order_most_recent_first(self):
packages = parse_audio_playback(_fixture("media_session_tivimate.txt"))
assert packages[0] == "ar.tvplayer.tv"
def test_wholphin_audio_playback(self):
assert parse_audio_playback(_fixture("media_session_wholphin.txt")) == [
"com.github.damontecres.wholphin"
]
def test_lines_before_the_section_are_ignored(self):
"""`... package:` listener lines precede the section and must not leak
into the audio-playback package list."""
dump = (
" Media key listener package:\n"
" OnMediaKeyEventDispatchedListener: added 0 listener(s)\n"
" Audio playback (lastly played comes first)\n"
" uid=10117 packages=ar.tvplayer.tv\n"
)
assert parse_audio_playback(dump) == ["ar.tvplayer.tv"]
def test_empty_dump(self):
assert parse_audio_playback("") == []
def test_running_apps_last_known_enrichment():
"""P3-3b: apps without a live session carry their TTL-capped last-known state."""
from nsh.ha_adb_common import MediaSessionInfo, running_apps_from_tasks
tasks = [
{"package": "ar.tvplayer.tv"},
{"package": "com.netflix.ninja"},
]
sessions = [MediaSessionInfo(package="com.netflix.ninja", playing=True, title="Movie")]
last_known = {
"ar.tvplayer.tv": MediaSessionInfo(
package="ar.tvplayer.tv", playing=False, paused=True, title="Last show"
)
}
apps = running_apps_from_tasks(tasks, sessions, foreground_package=None, last_known=last_known)
tivi = next(a for a in apps if a["package"] == "ar.tvplayer.tv")
netflix = next(a for a in apps if a["package"] == "com.netflix.ninja")
assert tivi["state"] == "running" # no live session
assert tivi["last_known_state"] == "paused"
assert tivi["last_known_title"] == "Last show"
assert "last_known_state" not in netflix # live session enriched instead
assert netflix["state"] == "playing"