Files
Video-Player-Controller/tests/test_playback.py
T

236 lines
9.4 KiB
Python

import tempfile
import unittest
from pathlib import Path
from controller.config import ControllerConfig, StorageConfig
from controller.playback import OperationInProgressError, PlaybackReducer
from controller.store import ControllerStore
class Clock:
def __init__(self, value):
self.value = value
def __call__(self):
return self.value
class PlaybackReducerTests(unittest.TestCase):
def setUp(self):
self.tempdir = tempfile.TemporaryDirectory()
base = Path(self.tempdir.name)
self.wall = Clock(1_700_000_000.0)
self.monotonic = Clock(100.0)
self.config = ControllerConfig(
storage=StorageConfig(
media_base=base / "media",
data_base=base / "data",
retention_seconds=100,
uncertain_review_after_seconds=30,
)
)
self.store = ControllerStore(self.config.storage, now=self.wall).open()
self.reducer = PlaybackReducer(
self.config,
self.store,
monotonic=self.monotonic,
wall_clock=self.wall,
operation_timeout_seconds=5,
)
self._ready(1, "one")
self._ready(2, "two")
def tearDown(self):
self.store.close()
self.tempdir.cleanup()
def _ready(self, slot, suffix):
reservation = self.store.reserve_download(
f"https://example.test/{suffix}", None, None, job_id=f"job-{suffix}"
)
self.assertEqual(reservation.slot, slot)
self.store.mark_download_running(
reservation.job_id, reservation.slot, reservation.generation
)
self.store.complete_download(
reservation.job_id,
reservation.slot,
reservation.generation,
title=suffix.title(),
items=((suffix.title(), f"{suffix}.mp4"),),
)
def test_play_intent_is_not_optimistically_reported_playing(self):
operation = self.reducer.begin_operation(
"play",
slot=1,
expected_path="/mnt/Media/YTPlayer/slot1/playlist.m3u",
)
self.assertEqual(operation.state, "awaiting_player")
self.assertEqual(self.store.player_observation().phase, "unknown")
self.assertEqual(self.reducer.projected_slot_state(1), "ready")
with self.assertRaises(OperationInProgressError):
self.reducer.begin_operation("stop")
def test_matching_player_playing_confirms_play_and_protects_slot(self):
self.reducer.begin_operation(
"play",
slot=1,
expected_path="/mnt/Media/YTPlayer/slot1/playlist.m3u",
)
effects = self.reducer.handle_status(
{
"state": "playing",
"slot": 1,
"path": "/mnt/Media/YTPlayer/slot1/playlist.m3u",
}
)
self.assertIn("operation_confirmed", [effect.kind for effect in effects])
self.assertIsNone(self.reducer.pending)
self.assertEqual(self.store.player_observation().phase, "playing")
self.assertEqual(self.reducer.projected_slot_state(1), "playing")
guards = self.store.list_live_guards()
self.assertEqual([(guard.slot, guard.kind) for guard in guards], [(1, "player_active")])
def test_reconnect_online_idle_with_path_is_not_terminal(self):
self.reducer.handle_status(
{
"state": "playing",
"slot": 1,
"path": "/mnt/Media/YTPlayer/slot1/playlist.m3u",
}
)
effects = self.reducer.handle_status(
{
"state": "idle",
"slot": 1,
"path": "/mnt/Media/YTPlayer/slot1/playlist.m3u",
"message": "player online",
}
)
self.assertEqual(effects[0].kind, "player_reconnected_active")
self.assertEqual(self.store.player_observation().phase, "playing")
self.assertEqual(self.store.list_live_guards()[0].slot, 1)
def test_reconnect_online_idle_without_path_is_fresh_idle_evidence(self):
self.reducer.handle_status(
{
"state": "playing",
"slot": 1,
"path": "/mnt/Media/YTPlayer/slot1/playlist.m3u",
}
)
self.reducer.handle_status({"state": "idle", "message": "player online"})
self.assertEqual(self.store.player_observation().phase, "idle")
self.assertEqual(self.store.list_live_guards(), [])
def test_offline_without_slot_preserves_active_protection_as_unknown(self):
self.reducer.handle_status(
{
"state": "playing",
"slot": 1,
"path": "/mnt/Media/YTPlayer/slot1/playlist.m3u",
}
)
effects = self.reducer.handle_status({"state": "offline"})
observation = self.store.player_observation()
self.assertEqual(effects[0].kind, "player_offline")
self.assertEqual(observation.active_slot, 1)
self.assertEqual(observation.phase, "unknown")
self.assertEqual(self.reducer.projected_slot_state(1), "unknown")
self.assertEqual(self.store.list_live_guards()[0].kind, "restart_uncertain")
def test_busy_identifies_existing_playback_not_requested_slot(self):
self.reducer.handle_status(
{
"state": "playing",
"slot": 1,
"path": "/mnt/Media/YTPlayer/slot1/playlist.m3u",
}
)
self.reducer.begin_operation(
"play",
slot=2,
expected_path="/mnt/Media/YTPlayer/slot2/playlist.m3u",
)
effects = self.reducer.handle_status(
{
"state": "busy",
"slot": 1,
"path": "/mnt/Media/YTPlayer/slot1/playlist.m3u",
"message": "mpv already playing; stop first",
}
)
self.assertIn("operation_failed", [effect.kind for effect in effects])
self.assertEqual(self.store.player_observation().active_slot, 1)
self.assertEqual(self.reducer.projected_slot_state(1), "playing")
self.assertEqual(self.reducer.projected_slot_state(2), "ready")
def test_pause_status_does_not_override_actual_telemetry(self):
path = "/mnt/Media/YTPlayer/slot1/playlist.m3u"
self.reducer.handle_telemetry(
{"state": "telemetry", "slot": 1, "path": path, "paused": False}
)
self.reducer.begin_operation("pause", slot=1, expected_path=path)
effects = self.reducer.handle_status(
{"state": "paused", "slot": 1, "path": path}
)
self.assertIn("control_issued", [effect.kind for effect in effects])
self.assertIsNotNone(self.reducer.pending)
self.assertEqual(self.reducer.projected_slot_state(1), "playing")
effects = self.reducer.handle_telemetry(
{"state": "telemetry", "slot": 1, "path": path, "paused": True}
)
self.assertIn("operation_confirmed", [effect.kind for effect in effects])
self.assertEqual(self.reducer.projected_slot_state(1), "paused")
def test_terminal_idle_and_cleared_telemetry_release_protection(self):
path = "/mnt/Media/YTPlayer/slot1/playlist.m3u"
self.reducer.handle_telemetry(
{"state": "telemetry", "slot": 1, "path": path, "paused": False}
)
self.reducer.begin_operation("stop", slot=1, expected_path=path)
effects = self.reducer.handle_telemetry(
{"state": "telemetry", "slot": 1, "path": None, "paused": False}
)
self.assertIn("operation_confirmed", [effect.kind for effect in effects])
self.assertEqual(self.store.player_observation().phase, "idle")
self.assertEqual(self.store.list_live_guards(), [])
self.reducer.handle_status({"state": "idle", "slot": 1, "reason": "stop"})
self.assertEqual(self.reducer.projected_slot_state(1), "ready")
def test_error_does_not_release_owned_playback(self):
path = "/mnt/Media/YTPlayer/slot1/playlist.m3u"
self.reducer.handle_status({"state": "playing", "slot": 1, "path": path})
self.reducer.handle_status(
{"state": "error", "slot": 1, "path": path, "message": "cannot stop"}
)
self.assertEqual(self.store.player_observation().phase, "error")
self.assertEqual(self.store.list_live_guards()[0].slot, 1)
self.assertEqual(self.reducer.projected_slot_state(1), "unknown")
def test_play_timeout_becomes_unknown_then_operator_review_without_unprotecting(self):
self.reducer.begin_operation(
"play",
slot=1,
expected_path="/mnt/Media/YTPlayer/slot1/playlist.m3u",
)
self.monotonic.value += 6
effect = self.reducer.check_timeout()
self.assertEqual(effect.kind, "operation_timed_out")
self.assertEqual(self.reducer.projected_slot_state(1), "unknown")
self.wall.value += 31
review = self.reducer.mark_due_reconciliation()
self.assertEqual(review[0].kind, "operator_review")
self.assertEqual(self.reducer.projected_slot_state(1), "operator_review")
self.assertEqual(self.store.list_live_guards()[0].state, "review_required")
def test_malformed_and_unknown_statuses_are_isolated(self):
for payload in (None, [], {}, {"state": "mystery"}):
effects = self.reducer.handle_status(payload)
self.assertEqual(effects[0].kind, "warning")
if __name__ == "__main__":
unittest.main()