mopidy/tests/backends/base/playback.py
2010-08-22 20:40:15 +02:00

862 lines
30 KiB
Python

import multiprocessing
import random
import time
from mopidy import settings
from mopidy.mixers.dummy import DummyMixer
from mopidy.models import Track
from mopidy.utils import get_class
from tests import SkipTest
from tests.backends.base import populate_playlist
class BasePlaybackControllerTest(object):
tracks = []
def setUp(self):
self.output_queue = multiprocessing.Queue()
self.core_queue = multiprocessing.Queue()
self.output = get_class(settings.OUTPUT)(
self.core_queue, self.output_queue)
self.backend = self.backend_class(
self.core_queue, self.output_queue, DummyMixer)
self.playback = self.backend.playback
self.current_playlist = self.backend.current_playlist
assert len(self.tracks) >= 3, \
'Need at least three tracks to run tests.'
assert self.tracks[0].length >= 2000, \
'First song needs to be at least 2000 miliseconds'
def tearDown(self):
self.backend.destroy()
self.output.destroy()
def test_initial_state_is_stopped(self):
self.assertEqual(self.playback.state, self.playback.STOPPED)
def test_play_with_empty_playlist(self):
self.assertEqual(self.playback.state, self.playback.STOPPED)
self.playback.play()
self.assertEqual(self.playback.state, self.playback.STOPPED)
def test_play_with_empty_playlist_return_value(self):
self.assertEqual(self.playback.play(), None)
@populate_playlist
def test_play_state(self):
self.assertEqual(self.playback.state, self.playback.STOPPED)
self.playback.play()
self.assertEqual(self.playback.state, self.playback.PLAYING)
@populate_playlist
def test_play_return_value(self):
self.assertEqual(self.playback.play(), None)
@populate_playlist
def test_play_track_state(self):
self.assertEqual(self.playback.state, self.playback.STOPPED)
self.playback.play(self.current_playlist.cp_tracks[-1])
self.assertEqual(self.playback.state, self.playback.PLAYING)
@populate_playlist
def test_play_track_return_value(self):
self.assertEqual(self.playback.play(
self.current_playlist.cp_tracks[-1]), None)
@populate_playlist
def test_play_when_playing(self):
self.playback.play()
track = self.playback.current_track
self.playback.play()
self.assertEqual(track, self.playback.current_track)
@populate_playlist
def test_play_when_paused(self):
self.playback.play()
track = self.playback.current_track
self.playback.pause()
self.playback.play()
self.assertEqual(self.playback.state, self.playback.PLAYING)
self.assertEqual(track, self.playback.current_track)
@populate_playlist
def test_play_when_pause_after_next(self):
self.playback.play()
self.playback.next()
self.playback.next()
track = self.playback.current_track
self.playback.pause()
self.playback.play()
self.assertEqual(self.playback.state, self.playback.PLAYING)
self.assertEqual(track, self.playback.current_track)
@populate_playlist
def test_play_sets_current_track(self):
self.playback.play()
self.assertEqual(self.playback.current_track, self.tracks[0])
@populate_playlist
def test_play_track_sets_current_track(self):
self.playback.play(self.current_playlist.cp_tracks[-1])
self.assertEqual(self.playback.current_track, self.tracks[-1])
@populate_playlist
def test_play_skips_to_next_track_on_failure(self):
# If _play() returns False, it is a failure.
self.playback._play = lambda track: track != self.tracks[0]
self.playback.play()
self.assertNotEqual(self.playback.current_track, self.tracks[0])
self.assertEqual(self.playback.current_track, self.tracks[1])
@populate_playlist
def test_current_track_after_completed_playlist(self):
self.playback.play(self.current_playlist.cp_tracks[-1])
self.playback.on_end_of_track()
self.assertEqual(self.playback.state, self.playback.STOPPED)
self.assertEqual(self.playback.current_track, None)
self.playback.play(self.current_playlist.cp_tracks[-1])
self.playback.next()
self.assertEqual(self.playback.state, self.playback.STOPPED)
self.assertEqual(self.playback.current_track, None)
@populate_playlist
def test_previous(self):
self.playback.play()
self.playback.next()
self.playback.previous()
self.assertEqual(self.playback.current_track, self.tracks[0])
@populate_playlist
def test_previous_more(self):
self.playback.play() # At track 0
self.playback.next() # At track 1
self.playback.next() # At track 2
self.playback.previous() # At track 1
self.assertEqual(self.playback.current_track, self.tracks[1])
@populate_playlist
def test_previous_return_value(self):
self.playback.play()
self.playback.next()
self.assertEqual(self.playback.previous(), None)
@populate_playlist
def test_previous_does_not_trigger_playback(self):
self.playback.play()
self.playback.next()
self.playback.stop()
self.playback.previous()
self.assertEqual(self.playback.state, self.playback.STOPPED)
@populate_playlist
def test_previous_at_start_of_playlist(self):
self.playback.previous()
self.assertEqual(self.playback.state, self.playback.STOPPED)
self.assertEqual(self.playback.current_track, None)
def test_previous_for_empty_playlist(self):
self.playback.previous()
self.assertEqual(self.playback.state, self.playback.STOPPED)
self.assertEqual(self.playback.current_track, None)
@populate_playlist
def test_previous_skips_to_previous_track_on_failure(self):
# If _play() returns False, it is a failure.
self.playback._play = lambda track: track != self.tracks[1]
self.playback.play(self.current_playlist.cp_tracks[2])
self.assertEqual(self.playback.current_track, self.tracks[2])
self.playback.previous()
self.assertNotEqual(self.playback.current_track, self.tracks[1])
self.assertEqual(self.playback.current_track, self.tracks[0])
@populate_playlist
def test_next(self):
self.playback.play()
old_position = self.playback.current_playlist_position
old_uri = self.playback.current_track.uri
self.playback.next()
self.assertEqual(self.playback.current_playlist_position,
old_position+1)
self.assertNotEqual(self.playback.current_track.uri, old_uri)
@populate_playlist
def test_next_return_value(self):
self.playback.play()
self.assertEqual(self.playback.next(), None)
@populate_playlist
def test_next_does_not_trigger_playback(self):
self.playback.next()
self.assertEqual(self.playback.state, self.playback.STOPPED)
@populate_playlist
def test_next_at_end_of_playlist(self):
self.playback.play()
for i, track in enumerate(self.tracks):
self.assertEqual(self.playback.state, self.playback.PLAYING)
self.assertEqual(self.playback.current_track, track)
self.assertEqual(self.playback.current_playlist_position, i)
self.playback.next()
self.assertEqual(self.playback.state, self.playback.STOPPED)
@populate_playlist
def test_next_until_end_of_playlist_and_play_from_start(self):
self.playback.play()
for track in self.tracks:
self.playback.next()
self.assertEqual(self.playback.current_track, None)
self.assertEqual(self.playback.state, self.playback.STOPPED)
self.playback.play()
self.assertEqual(self.playback.state, self.playback.PLAYING)
self.assertEqual(self.playback.current_track, self.tracks[0])
def test_next_for_empty_playlist(self):
self.playback.next()
self.assertEqual(self.playback.state, self.playback.STOPPED)
@populate_playlist
def test_next_skips_to_next_track_on_failure(self):
# If _play() returns False, it is a failure.
self.playback._play = lambda track: track != self.tracks[1]
self.playback.play()
self.assertEqual(self.playback.current_track, self.tracks[0])
self.playback.next()
self.assertNotEqual(self.playback.current_track, self.tracks[1])
self.assertEqual(self.playback.current_track, self.tracks[2])
@populate_playlist
def test_next_track_before_play(self):
self.assertEqual(self.playback.track_at_next, self.tracks[0])
@populate_playlist
def test_next_track_during_play(self):
self.playback.play()
self.assertEqual(self.playback.track_at_next, self.tracks[1])
@populate_playlist
def test_next_track_after_previous(self):
self.playback.play()
self.playback.next()
self.playback.previous()
self.assertEqual(self.playback.track_at_next, self.tracks[1])
def test_next_track_empty_playlist(self):
self.assertEqual(self.playback.track_at_next, None)
@populate_playlist
def test_next_track_at_end_of_playlist(self):
self.playback.play()
for track in self.current_playlist.cp_tracks[1:]:
self.playback.next()
self.assertEqual(self.playback.track_at_next, None)
@populate_playlist
def test_next_track_at_end_of_playlist_with_repeat(self):
self.playback.repeat = True
self.playback.play()
for track in self.tracks[1:]:
self.playback.next()
self.assertEqual(self.playback.track_at_next, self.tracks[0])
@populate_playlist
def test_next_track_with_random(self):
random.seed(1)
self.playback.random = True
self.assertEqual(self.playback.track_at_next, self.tracks[2])
@populate_playlist
def test_next_with_consume(self):
self.playback.consume = True
self.playback.play()
self.playback.next()
self.assert_(self.tracks[0] in self.backend.current_playlist.tracks)
@populate_playlist
def test_next_with_single_and_repeat(self):
self.playback.single = True
self.playback.repeat = True
self.playback.play()
self.playback.next()
self.assertEqual(self.playback.current_track, self.tracks[1])
@populate_playlist
def test_next_with_random(self):
# FIXME feels very fragile
random.seed(1)
self.playback.random = True
self.playback.play()
self.playback.next()
self.assertEqual(self.playback.current_track, self.tracks[1])
@populate_playlist
def test_next_track_with_random_after_append_playlist(self):
random.seed(1)
self.playback.random = True
self.assertEqual(self.playback.track_at_next, self.tracks[2])
self.backend.current_playlist.append(self.tracks[:1])
self.assertEqual(self.playback.track_at_next, self.tracks[1])
@populate_playlist
def test_end_of_track(self):
self.playback.play()
old_position = self.playback.current_playlist_position
old_uri = self.playback.current_track.uri
self.playback.on_end_of_track()
self.assertEqual(self.playback.current_playlist_position,
old_position+1)
self.assertNotEqual(self.playback.current_track.uri, old_uri)
@populate_playlist
def test_end_of_track_return_value(self):
self.playback.play()
self.assertEqual(self.playback.on_end_of_track(), None)
@populate_playlist
def test_end_of_track_does_not_trigger_playback(self):
self.playback.on_end_of_track()
self.assertEqual(self.playback.state, self.playback.STOPPED)
@populate_playlist
def test_end_of_track_at_end_of_playlist(self):
self.playback.play()
for i, track in enumerate(self.tracks):
self.assertEqual(self.playback.state, self.playback.PLAYING)
self.assertEqual(self.playback.current_track, track)
self.assertEqual(self.playback.current_playlist_position, i)
self.playback.on_end_of_track()
self.assertEqual(self.playback.state, self.playback.STOPPED)
@populate_playlist
def test_end_of_track_until_end_of_playlist_and_play_from_start(self):
self.playback.play()
for track in self.tracks:
self.playback.on_end_of_track()
self.assertEqual(self.playback.current_track, None)
self.assertEqual(self.playback.state, self.playback.STOPPED)
self.playback.play()
self.assertEqual(self.playback.state, self.playback.PLAYING)
self.assertEqual(self.playback.current_track, self.tracks[0])
def test_end_of_track_for_empty_playlist(self):
self.playback.on_end_of_track()
self.assertEqual(self.playback.state, self.playback.STOPPED)
@populate_playlist
def test_end_of_track_skips_to_next_track_on_failure(self):
# If _play() returns False, it is a failure.
self.playback._play = lambda track: track != self.tracks[1]
self.playback.play()
self.assertEqual(self.playback.current_track, self.tracks[0])
self.playback.on_end_of_track()
self.assertNotEqual(self.playback.current_track, self.tracks[1])
self.assertEqual(self.playback.current_track, self.tracks[2])
@populate_playlist
def test_end_of_track_track_before_play(self):
self.assertEqual(self.playback.track_at_next, self.tracks[0])
@populate_playlist
def test_end_of_track_track_during_play(self):
self.playback.play()
self.assertEqual(self.playback.track_at_next, self.tracks[1])
@populate_playlist
def test_end_of_track_track_after_previous(self):
self.playback.play()
self.playback.on_end_of_track()
self.playback.previous()
self.assertEqual(self.playback.track_at_next, self.tracks[1])
def test_end_of_track_track_empty_playlist(self):
self.assertEqual(self.playback.track_at_next, None)
@populate_playlist
def test_end_of_track_track_at_end_of_playlist(self):
self.playback.play()
for track in self.current_playlist.cp_tracks[1:]:
self.playback.on_end_of_track()
self.assertEqual(self.playback.track_at_next, None)
@populate_playlist
def test_end_of_track_track_at_end_of_playlist_with_repeat(self):
self.playback.repeat = True
self.playback.play()
for track in self.tracks[1:]:
self.playback.on_end_of_track()
self.assertEqual(self.playback.track_at_next, self.tracks[0])
@populate_playlist
def test_end_of_track_track_with_random(self):
random.seed(1)
self.playback.random = True
self.assertEqual(self.playback.track_at_next, self.tracks[2])
@populate_playlist
def test_end_of_track_with_consume(self):
self.playback.consume = True
self.playback.play()
self.playback.on_end_of_track()
self.assert_(self.tracks[0] not in self.backend.current_playlist.tracks)
@populate_playlist
def test_end_of_track_with_random(self):
# FIXME feels very fragile
random.seed(1)
self.playback.random = True
self.playback.play()
self.playback.on_end_of_track()
self.assertEqual(self.playback.current_track, self.tracks[1])
@populate_playlist
def test_end_of_track_track_with_random_after_append_playlist(self):
random.seed(1)
self.playback.random = True
self.assertEqual(self.playback.track_at_next, self.tracks[2])
self.backend.current_playlist.append(self.tracks[:1])
self.assertEqual(self.playback.track_at_next, self.tracks[1])
@populate_playlist
def test_previous_track_before_play(self):
self.assertEqual(self.playback.track_at_previous, None)
@populate_playlist
def test_previous_track_after_play(self):
self.playback.play()
self.assertEqual(self.playback.track_at_previous, None)
@populate_playlist
def test_previous_track_after_next(self):
self.playback.play()
self.playback.next()
self.assertEqual(self.playback.track_at_previous, self.tracks[0])
@populate_playlist
def test_previous_track_after_previous(self):
self.playback.play() # At track 0
self.playback.next() # At track 1
self.playback.next() # At track 2
self.playback.previous() # At track 1
self.assertEqual(self.playback.track_at_previous, self.tracks[0])
def test_previous_track_empty_playlist(self):
self.assertEqual(self.playback.track_at_previous, None)
@populate_playlist
def test_previous_track_with_consume(self):
self.playback.consume = True
for track in self.tracks:
self.playback.next()
self.assertEqual(self.playback.track_at_previous,
self.playback.current_track)
@populate_playlist
def test_previous_track_with_random(self):
self.playback.random = True
for track in self.tracks:
self.playback.next()
self.assertEqual(self.playback.track_at_previous,
self.playback.current_track)
@populate_playlist
def test_initial_current_track(self):
self.assertEqual(self.playback.current_track, None)
@populate_playlist
def test_current_track_during_play(self):
self.playback.play()
self.assertEqual(self.playback.current_track, self.tracks[0])
@populate_playlist
def test_current_track_after_next(self):
self.playback.play()
self.playback.next()
self.assertEqual(self.playback.current_track, self.tracks[1])
@populate_playlist
def test_initial_current_playlist_position(self):
self.assertEqual(self.playback.current_playlist_position, None)
@populate_playlist
def test_current_playlist_position_during_play(self):
self.playback.play()
self.assertEqual(self.playback.current_playlist_position, 0)
@populate_playlist
def test_current_playlist_position_after_next(self):
self.playback.play()
self.playback.next()
self.assertEqual(self.playback.current_playlist_position, 1)
@populate_playlist
def test_current_playlist_position_at_end_of_playlist(self):
self.playback.play(self.current_playlist.cp_tracks[-1])
self.playback.on_end_of_track()
self.assertEqual(self.playback.current_playlist_position, None)
def test_on_current_playlist_change_gets_called(self):
callback = self.playback.on_current_playlist_change
def wrapper():
wrapper.called = True
return callback()
wrapper.called = False
self.playback.on_current_playlist_change = wrapper
self.backend.current_playlist.append([])
self.assert_(wrapper.called)
@populate_playlist
def test_end_of_track_callback_gets_called(self):
self.playback.play()
result = self.playback.seek(self.tracks[0].length - 10)
self.assert_(result, 'Seek failed')
message = self.core_queue.get()
self.assertEqual('end_of_track', message['command'])
@populate_playlist
def test_on_current_playlist_change_when_playing(self):
self.playback.play()
current_track = self.playback.current_track
self.backend.current_playlist.append([self.tracks[2]])
self.assertEqual(self.playback.state, self.playback.PLAYING)
self.assertEqual(self.playback.current_track, current_track)
@populate_playlist
def test_on_current_playlist_change_when_stopped(self):
current_track = self.playback.current_track
self.backend.current_playlist.append([self.tracks[2]])
self.assertEqual(self.playback.state, self.playback.STOPPED)
self.assertEqual(self.playback.current_track, None)
@populate_playlist
def test_on_current_playlist_change_when_paused(self):
self.playback.play()
self.playback.pause()
current_track = self.playback.current_track
self.backend.current_playlist.append([self.tracks[2]])
self.assertEqual(self.playback.state, self.backend.playback.PAUSED)
self.assertEqual(self.playback.current_track, current_track)
@populate_playlist
def test_pause_when_stopped(self):
self.playback.pause()
self.assertEqual(self.playback.state, self.playback.STOPPED)
@populate_playlist
def test_pause_when_playing(self):
self.playback.play()
self.playback.pause()
self.assertEqual(self.playback.state, self.playback.PAUSED)
@populate_playlist
def test_pause_when_paused(self):
self.playback.play()
self.playback.pause()
self.playback.pause()
self.assertEqual(self.playback.state, self.playback.PAUSED)
@populate_playlist
def test_pause_return_value(self):
self.playback.play()
self.assertEqual(self.playback.pause(), None)
@populate_playlist
def test_resume_when_stopped(self):
self.playback.resume()
self.assertEqual(self.playback.state, self.playback.STOPPED)
@populate_playlist
def test_resume_when_playing(self):
self.playback.play()
self.playback.resume()
self.assertEqual(self.playback.state, self.playback.PLAYING)
@populate_playlist
def test_resume_when_paused(self):
self.playback.play()
self.playback.pause()
self.playback.resume()
self.assertEqual(self.playback.state, self.playback.PLAYING)
@populate_playlist
def test_resume_return_value(self):
self.playback.play()
self.playback.pause()
self.assertEqual(self.playback.resume(), None)
@populate_playlist
def test_resume_continues_from_right_position(self):
self.playback.play()
time.sleep(0.2)
self.playback.pause()
self.playback.resume()
self.assertNotEqual(self.playback.time_position, 0)
@populate_playlist
def test_seek_when_stopped(self):
result = self.playback.seek(1000)
self.assert_(result, 'Seek return value was %s' % result)
@populate_playlist
def test_seek_when_stopped_updates_position(self):
self.playback.seek(1000)
position = self.playback.time_position
self.assert_(position >= 990, position)
def test_seek_on_empty_playlist(self):
result = self.playback.seek(0)
self.assert_(not result, 'Seek return value was %s' % result)
def test_seek_on_empty_playlist_updates_position(self):
self.playback.seek(0)
self.assertEqual(self.playback.state, self.playback.STOPPED)
@populate_playlist
def test_seek_when_stopped_triggers_play(self):
self.playback.seek(0)
self.assertEqual(self.playback.state, self.playback.PLAYING)
@populate_playlist
def test_seek_when_playing(self):
self.playback.play()
result = self.playback.seek(self.tracks[0].length - 1000)
self.assert_(result, 'Seek return value was %s' % result)
@populate_playlist
def test_seek_when_playing_updates_position(self):
length = self.backend.current_playlist.tracks[0].length
self.playback.play()
self.playback.seek(length - 1000)
position = self.playback.time_position
self.assert_(position >= length - 1010, position)
@populate_playlist
def test_seek_when_paused(self):
self.playback.play()
self.playback.pause()
result = self.playback.seek(self.tracks[0].length - 1000)
self.assert_(result, 'Seek return value was %s' % result)
@populate_playlist
def test_seek_when_paused_updates_position(self):
length = self.backend.current_playlist.tracks[0].length
self.playback.play()
self.playback.pause()
self.playback.seek(length - 1000)
position = self.playback.time_position
self.assert_(position >= length - 1010, position)
@populate_playlist
def test_seek_when_paused_triggers_play(self):
self.playback.play()
self.playback.pause()
self.playback.seek(0)
self.assertEqual(self.playback.state, self.playback.PLAYING)
@populate_playlist
def test_seek_beyond_end_of_song(self):
raise SkipTest # FIXME need to decide return value
self.playback.play()
result = self.playback.seek(self.tracks[0].length*100)
self.assert_(not result, 'Seek return value was %s' % result)
@populate_playlist
def test_seek_beyond_end_of_song_jumps_to_next_song(self):
self.playback.play()
self.playback.seek(self.tracks[0].length*100)
self.assertEqual(self.playback.current_track, self.tracks[1])
@populate_playlist
def test_seek_beyond_end_of_song_for_last_track(self):
self.playback.play(self.current_playlist.cp_tracks[-1])
self.playback.seek(self.current_playlist.tracks[-1].length * 100)
self.assertEqual(self.playback.state, self.playback.STOPPED)
@populate_playlist
def test_seek_beyond_start_of_song(self):
raise SkipTest # FIXME need to decide return value
self.playback.play()
result = self.playback.seek(-1000)
self.assert_(not result, 'Seek return value was %s' % result)
@populate_playlist
def test_seek_beyond_start_of_song_update_postion(self):
self.playback.play()
self.playback.seek(-1000)
position = self.playback.time_position
self.assert_(position >= 0, position)
self.assertEqual(self.playback.state, self.playback.PLAYING)
@populate_playlist
def test_stop_when_stopped(self):
self.playback.stop()
self.assertEqual(self.playback.state, self.playback.STOPPED)
@populate_playlist
def test_stop_when_playing(self):
self.playback.play()
self.playback.stop()
self.assertEqual(self.playback.state, self.playback.STOPPED)
@populate_playlist
def test_stop_when_paused(self):
self.playback.play()
self.playback.pause()
self.playback.stop()
self.assertEqual(self.playback.state, self.playback.STOPPED)
def test_stop_return_value(self):
self.playback.play()
self.assertEqual(self.playback.stop(), None)
def test_time_position_when_stopped(self):
self.assertEqual(self.playback.time_position, 0)
@populate_playlist
def test_time_position_when_stopped_with_playlist(self):
self.assertEqual(self.playback.time_position, 0)
@populate_playlist
def test_time_position_when_playing(self):
self.playback.play()
first = self.playback.time_position
time.sleep(1)
second = self.playback.time_position
self.assert_(second > first, '%s - %s' % (first, second))
@populate_playlist
def test_time_position_when_paused(self):
self.playback.play()
time.sleep(0.2)
self.playback.pause()
time.sleep(0.2)
first = self.playback.time_position
second = self.playback.time_position
self.assertEqual(first, second)
@populate_playlist
def test_play_with_consume(self):
self.playback.consume = True
self.playback.play()
self.assertEqual(self.playback.current_track, self.tracks[0])
@populate_playlist
def test_playlist_is_empty_after_all_tracks_are_played_with_consume(self):
self.playback.consume = True
self.playback.play()
for i in range(len(self.backend.current_playlist.tracks)):
self.playback.on_end_of_track()
self.assertEqual(len(self.backend.current_playlist.tracks), 0)
@populate_playlist
def test_play_with_random(self):
random.seed(1)
self.playback.random = True
self.playback.play()
self.assertEqual(self.playback.current_track, self.tracks[2])
@populate_playlist
def test_previous_with_random(self):
random.seed(1)
self.playback.random = True
self.playback.play()
self.playback.next()
current_track = self.playback.current_track
self.playback.previous()
self.assertEqual(self.playback.current_track, current_track)
@populate_playlist
def test_end_of_song_starts_next_track(self):
self.playback.play()
self.playback.on_end_of_track()
self.assertEqual(self.playback.current_track, self.tracks[1])
@populate_playlist
def test_end_of_song_with_single_and_repeat_starts_same(self):
self.playback.single = True
self.playback.repeat = True
self.playback.play()
self.playback.on_end_of_track()
self.assertEqual(self.playback.current_track, self.tracks[0])
@populate_playlist
def test_end_of_playlist_stops(self):
self.playback.play(self.current_playlist.cp_tracks[-1])
self.playback.on_end_of_track()
self.assertEqual(self.playback.state, self.playback.STOPPED)
def test_repeat_off_by_default(self):
self.assertEqual(self.playback.repeat, False)
def test_random_off_by_default(self):
self.assertEqual(self.playback.random, False)
def test_consume_off_by_default(self):
self.assertEqual(self.playback.consume, False)
@populate_playlist
def test_random_until_end_of_playlist(self):
self.playback.random = True
self.playback.play()
for track in self.tracks[1:]:
self.playback.next()
self.assertEqual(self.playback.track_at_next, None)
@populate_playlist
def test_random_until_end_of_playlist_and_play_from_start(self):
self.playback.repeat = True
for track in self.tracks:
self.playback.next()
self.assertNotEqual(self.playback.track_at_next, None)
self.assertEqual(self.playback.state, self.playback.STOPPED)
self.playback.play()
self.assertEqual(self.playback.state, self.playback.PLAYING)
@populate_playlist
def test_random_until_end_of_playlist_with_repeat(self):
self.playback.repeat = True
self.playback.random = True
self.playback.play()
for track in self.tracks:
self.playback.next()
self.assertNotEqual(self.playback.track_at_next, None)
@populate_playlist
def test_played_track_during_random_not_played_again(self):
self.playback.random = True
self.playback.play()
played = []
for track in self.tracks:
self.assert_(self.playback.current_track not in played)
played.append(self.playback.current_track)
self.playback.next()
@populate_playlist
def test_playing_track_that_isnt_in_playlist(self):
test = lambda: self.playback.play((17, Track()))
self.assertRaises(AssertionError, test)