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import pytest
import os
from .mpris import setup_mpris
from .playerctl import PlayerctlCli
from dbus_next.aio import MessageBus
from dbus_next import Message, MessageType
import asyncio
from asyncio import Queue
from subprocess import run as run_process
async def start_playerctld(bus_address, debug=False):
pkill = await asyncio.create_subprocess_shell('pkill playerctld')
await pkill.wait()
env = os.environ.copy()
env['DBUS_SESSION_BUS_ADDRESS'] = bus_address
env['G_MESSAGES_DEBUG'] = 'playerctl'
proc = await asyncio.create_subprocess_shell(
'playerctld',
env=env,
stdout=asyncio.subprocess.PIPE,
stderr=asyncio.subprocess.STDOUT)
async def printer(stream):
while True:
line = await stream.readline()
print(line)
if not line:
break
if debug:
asyncio.get_event_loop().create_task(printer(proc.stdout))
return proc
async def get_playerctld(bus):
path = '/com/github/altdesktop/playerctld'
interface = 'com.github.altdesktop.playerctld'
introspection = await bus.introspect('org.mpris.MediaPlayer2.playerctld',
path)
obj = bus.get_proxy_object(interface, path, introspection)
return obj.get_interface('org.freedesktop.DBus.Properties')
@pytest.mark.asyncio
async def test_daemon_commands(bus_address):
playerctl = PlayerctlCli(bus_address)
async def run(cmd):
return await playerctl.run('-p playerctld ' + cmd)
# with no other players running, these should error because there's no
# active player (not no players found). This tests activation and property
# errors as well.
results = await asyncio.gather(*(run(cmd)
for cmd in ('play', 'pause', 'play-pause',
'stop', 'next', 'previous',
'position', 'volume',
'status', 'metadata', 'loop',
'shuffle')))
for result in results:
assert result.returncode == 1
assert 'No player could handle this command' in result.stderr.splitlines(
)
# restart playerctld so we can manage the process and see debug info
playerctld_proc = await start_playerctld(bus_address)
[mpris1, mpris2, mpris3] = await setup_mpris('daemon1',
'daemon2',
'daemon3',
bus_address=bus_address)
await mpris2.set_artist_title('artist', 'title')
cmd = await run('play')
assert cmd.returncode == 0, cmd.stdout
assert mpris2.play_called, cmd.stdout
mpris2.reset()
await mpris1.set_artist_title('artist', 'title')
cmd = await run('play')
assert cmd.returncode == 0, cmd.stderr
assert mpris1.play_called
mpris1.reset()
await mpris3.set_artist_title('artist', 'title')
cmd = await run('play')
assert cmd.returncode == 0, cmd.stderr
assert mpris3.play_called
mpris3.reset()
await mpris3.disconnect()
cmd = await run('play')
assert cmd.returncode == 0, cmd.stderr
assert mpris1.play_called
mpris1.reset()
await asyncio.gather(mpris1.disconnect(), mpris2.disconnect())
playerctld_proc.terminate()
await playerctld_proc.wait()
@pytest.mark.asyncio
async def test_daemon_follow(bus_address):
playerctld_proc = await start_playerctld(bus_address)
[mpris1, mpris2] = await setup_mpris('player1',
'player2',
bus_address=bus_address)
playerctl = PlayerctlCli(bus_address)
pctl_cmd = '--player playerctld metadata --format "{{playerInstance}}: {{artist}} - {{title}}" --follow'
proc = await playerctl.start(pctl_cmd)
await mpris1.set_artist_title('artist1', 'title1')
line = await proc.queue.get()
assert line == 'playerctld: artist1 - title1', proc.queue
await mpris2.set_artist_title('artist2', 'title2')
line = await proc.queue.get()
assert line == 'playerctld: artist2 - title2', proc.queue
[mpris3] = await setup_mpris('player3', bus_address=bus_address)
await mpris3.set_artist_title('artist3', 'title3')
line = await proc.queue.get()
if line == '':
# the line might be blank here because of the test setup
line = await proc.queue.get()
assert line == 'playerctld: artist3 - title3', proc.queue
await mpris1.set_artist_title('artist4', 'title4')
line = await proc.queue.get()
assert line == 'playerctld: artist4 - title4', proc.queue
await mpris1.set_artist_title('artist5', 'title5')
line = await proc.queue.get()
assert line == 'playerctld: artist5 - title5', proc.queue
await mpris1.disconnect()
line = await proc.queue.get()
assert line == 'playerctld: artist3 - title3', proc.queue
await asyncio.gather(mpris2.disconnect(), mpris3.disconnect())
playerctld_proc.terminate()
proc.proc.terminate()
await proc.proc.wait()
await playerctld_proc.wait()
async def playerctld_shift(bus_address, reverse=False):
env = os.environ.copy()
env['DBUS_SESSION_BUS_ADDRESS'] = bus_address
env['G_MESSAGES_DEBUG'] = 'playerctl'
cmd = 'playerctld unshift' if reverse else 'playerctld shift'
shift = await asyncio.create_subprocess_shell(
cmd,
env=env,
stdout=asyncio.subprocess.PIPE,
stderr=asyncio.subprocess.STDOUT)
return await shift.wait()
@pytest.mark.asyncio
async def test_daemon_shift_simple(bus_address):
playerctld_proc = await start_playerctld(bus_address)
mprises = await setup_mpris('player1',
'player2',
'player3',
bus_address=bus_address)
[mpris1, mpris2, mpris3] = mprises
playerctl = PlayerctlCli(bus_address)
pctl_cmd = '--player playerctld metadata --format "{{playerInstance}}: {{artist}} - {{title}}" --follow'
proc = await playerctl.start(pctl_cmd)
await mpris1.set_artist_title('artist1', 'title1')
line = await proc.queue.get()
assert line == 'playerctld: artist1 - title1', proc.queue
await mpris2.set_artist_title('artist2', 'title2')
line = await proc.queue.get()
assert line == 'playerctld: artist2 - title2', proc.queue
await mpris3.set_artist_title('artist3', 'title3')
line = await proc.queue.get()
assert line == 'playerctld: artist3 - title3', proc.queue
code = await playerctld_shift(bus_address)
assert code == 0
line = await proc.queue.get()
assert line == 'playerctld: artist2 - title2', proc.queue
code = await playerctld_shift(bus_address)
assert code == 0
line = await proc.queue.get()
assert line == 'playerctld: artist1 - title1', proc.queue
code = await playerctld_shift(bus_address, reverse=True)
assert code == 0
line = await proc.queue.get()
assert line == 'playerctld: artist2 - title2', proc.queue
code = await playerctld_shift(bus_address, reverse=True)
assert code == 0
line = await proc.queue.get()
assert line == 'playerctld: artist3 - title3', proc.queue
playerctld_proc.terminate()
proc.proc.terminate()
await asyncio.gather(mpris1.disconnect(), mpris2.disconnect(),
playerctld_proc.wait(), proc.proc.wait())
@pytest.mark.asyncio
async def test_daemon_shift_no_player(bus_address):
playerctld_proc = await start_playerctld(bus_address)
playerctl = PlayerctlCli(bus_address)
pctl_cmd = '--player playerctld metadata --format "{{playerInstance}}: {{artist}} - {{title}}" --follow'
proc = await playerctl.start(pctl_cmd)
code = await playerctld_shift(bus_address)
assert code == 1
[mpris1] = await setup_mpris('player1', bus_address=bus_address)
code = await playerctld_shift(bus_address)
assert code == 0
await mpris1.disconnect()
code = await playerctld_shift(bus_address)
assert code == 1
code = await playerctld_shift(bus_address, reverse=True)
assert code == 1
[mpris1] = await setup_mpris('player1', bus_address=bus_address)
code = await playerctld_shift(bus_address, reverse=True)
assert code == 0
await mpris1.disconnect()
code = await playerctld_shift(bus_address, reverse=True)
assert code == 1
playerctld_proc.terminate()
await playerctld_proc.wait()
@pytest.mark.asyncio
async def test_active_player_change(bus_address):
queue = Queue()
playerctld_proc = await start_playerctld(bus_address)
bus = await MessageBus(bus_address=bus_address).connect()
reply = await bus.call(
Message(destination='org.freedesktop.DBus',
interface='org.freedesktop.DBus',
path='/org/freedesktop/DBus',
member='AddMatch',
signature='s',
body=["sender='org.mpris.MediaPlayer2.playerctld'"]))
assert reply.message_type == MessageType.METHOD_RETURN, reply.body
def message_handler(message):
if message.member == 'PropertiesChanged' and message.body[
0] == 'com.github.altdesktop.playerctld' and 'PlayerNames' in message.body[
1]:
queue.put_nowait(message.body[1]['PlayerNames'].value)
def player_list(*args):
return [f'org.mpris.MediaPlayer2.{name}' for name in args]
bus.add_message_handler(message_handler)
[mpris1] = await setup_mpris('player1', bus_address=bus_address)
assert player_list('player1') == await queue.get()
[mpris2] = await setup_mpris('player2', bus_address=bus_address)
assert player_list('player2', 'player1') == await queue.get()
# changing artist/title should bump the player up
await mpris1.set_artist_title('artist1', 'title1', '/1')
assert player_list('player1', 'player2') == await queue.get()
# if properties are not actually different, it shouldn't update
await mpris2.set_artist_title('artist2', 'title2', '/2')
assert player_list('player2', 'player1') == await queue.get()
await mpris1.set_artist_title('artist1', 'title1', '/1')
await mpris1.ping()
assert queue.empty()
bus.disconnect()
await asyncio.gather(mpris1.disconnect(), mpris2.disconnect(),
bus.wait_for_disconnect())
playerctld_proc.terminate()
await playerctld_proc.wait()
|
