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import pathlib
import shutil
import tempfile
import unittest
from unittest import mock
import pykka
import mopidy
from mopidy.audio import PlaybackState
from mopidy.core import Core, CoreListener
from mopidy.internal import models, storage, versioning
from mopidy.models import Track
from tests import dummy_mixer
def make_backend_mock(
actor_classname,
*,
uri_schemes,
has_library,
has_library_browse,
has_playback,
has_playlists,
):
backend = mock.Mock()
backend.actor_ref.actor_class.__name__ = actor_classname
backend.uri_schemes.get.return_value = uri_schemes
if isinstance(has_library, Exception):
backend.has_library().get.side_effect = has_library
else:
backend.has_library().get.return_value = has_library
if isinstance(has_library_browse, Exception):
backend.has_library_browse().get.side_effect = has_library_browse
else:
backend.has_library_browse().get.return_value = has_library_browse
if isinstance(has_playback, Exception):
backend.has_playback().get.side_effect = has_playback
else:
backend.has_playback().get.return_value = has_playback
if isinstance(has_playlists, Exception):
backend.has_playlists().get.side_effect = has_playlists
else:
backend.has_playlists().get.return_value = has_playlists
return backend
class CoreActorTest(unittest.TestCase):
def setUp(self): # noqa: N802
self.backend1 = make_backend_mock(
"B1",
uri_schemes=["dummy1"],
has_library=True,
has_library_browse=True,
has_playback=False,
has_playlists=False,
)
self.backend2 = make_backend_mock(
"B2",
uri_schemes=["dummy2"],
has_library=True,
has_library_browse=False,
has_playback=False,
has_playlists=True,
)
self.core = Core(mixer=None, backends=[self.backend1, self.backend2])
def tearDown(self): # noqa: N802
pykka.ActorRegistry.stop_all()
def test_uri_schemes_has_uris_from_all_backends(self):
result = self.core.get_uri_schemes()
assert "dummy1" in result
assert "dummy2" in result
def test_backend_lists_are_accurate(self):
assert self.core.backends == [self.backend1, self.backend2]
assert list(self.core.backends.with_library.keys()) == [
"dummy1",
"dummy2",
]
assert list(self.core.backends.with_library_browse.keys()) == ["dummy1"]
assert list(self.core.backends.with_playback.keys()) == []
assert list(self.core.backends.with_playlists.keys()) == ["dummy2"]
def test_exclude_backend_from_sublists_on_error_when_first(self):
backend3 = make_backend_mock(
"B3",
uri_schemes=["dummy3"],
has_library=Exception(),
has_library_browse=True,
has_playback=False,
has_playlists=False,
)
core = Core(
mixer=None, backends=[backend3, self.backend1, self.backend2]
)
assert core.backends == [self.backend1, self.backend2]
assert list(core.backends.with_library.keys()) == ["dummy1", "dummy2"]
assert list(core.backends.with_library_browse.keys()) == ["dummy1"]
assert list(core.backends.with_playback.keys()) == []
assert list(core.backends.with_playlists.keys()) == ["dummy2"]
def test_exclude_backend_from_sublists_on_error_when_not_first(self):
backend3 = make_backend_mock(
"B3",
uri_schemes=["dummy3"],
has_library=False,
has_library_browse=True,
has_playback=Exception(),
has_playlists=False,
)
core = Core(
mixer=None, backends=[self.backend1, backend3, self.backend2]
)
assert core.backends == [self.backend1, self.backend2]
assert list(core.backends.with_library.keys()) == ["dummy1", "dummy2"]
assert list(core.backends.with_library_browse.keys()) == ["dummy1"]
assert list(core.backends.with_playback.keys()) == []
assert list(core.backends.with_playlists.keys()) == ["dummy2"]
def test_backends_with_colliding_uri_schemes_fails(self):
self.backend2.uri_schemes.get.return_value = ["dummy1", "dummy2"]
self.assertRaisesRegex(
AssertionError,
"Cannot add URI scheme 'dummy1' for B2, "
"it is already handled by B1",
Core,
mixer=None,
backends=[self.backend1, self.backend2],
)
def test_version(self):
assert self.core.get_version() == versioning.get_version()
@mock.patch("mopidy.core.playback.listener.CoreListener", spec=CoreListener)
def test_state_changed(self, listener_mock):
self.core.state_changed(None, PlaybackState.PAUSED, None)
assert listener_mock.send.mock_calls == [
mock.call(
"playback_state_changed",
old_state="stopped",
new_state="paused",
),
]
class CoreActorSaveLoadStateTest(unittest.TestCase):
def setUp(self):
self.temp_dir = tempfile.mkdtemp()
self.state_file = pathlib.Path(self.temp_dir) / "core" / "state.json.gz"
self.state_file.parent.mkdir()
config = {
"core": {
"max_tracklist_length": 10000,
"restore_state": True,
"data_dir": self.temp_dir,
}
}
self.mixer = dummy_mixer.create_proxy()
self.core = Core(config=config, mixer=self.mixer, backends=[])
def tearDown(self): # noqa: N802
pykka.ActorRegistry.stop_all()
shutil.rmtree(self.temp_dir)
def test_save_state(self):
self.core._teardown()
assert self.state_file.is_file()
reload_data = storage.load(self.state_file)
data = {}
data["version"] = mopidy.__version__
data["state"] = models.CoreState(
tracklist=models.TracklistState(
repeat=False,
random=False,
consume=False,
single=False,
next_tlid=1,
),
history=models.HistoryState(),
playback=models.PlaybackState(state="stopped", time_position=0),
mixer=models.MixerState(),
)
assert data == reload_data
def test_load_state_no_file(self):
self.core._setup()
assert self.core.mixer.get_mute() is None
assert self.core.mixer.get_volume() is None
assert self.core.tracklist._next_tlid == 1
assert self.core.tracklist.get_repeat() is False
assert self.core.tracklist.get_random() is False
assert self.core.tracklist.get_consume() is False
assert self.core.tracklist.get_single() is False
assert self.core.tracklist.get_length() == 0
assert self.core.playback._start_paused is False
assert self.core.playback._start_at_position is None
assert self.core.history.get_length() == 0
def test_load_state_with_data(self):
data = {}
data["version"] = mopidy.__version__
data["state"] = models.CoreState(
tracklist=models.TracklistState(
repeat=True,
random=True,
consume=False,
single=False,
tl_tracks=[models.TlTrack(tlid=12, track=Track(uri="a:a"))],
next_tlid=14,
),
history=models.HistoryState(
history=[
models.HistoryTrack(
timestamp=12,
track=models.Ref.track(uri="a:a", name="a"),
),
models.HistoryTrack(
timestamp=13,
track=models.Ref.track(uri="a:b", name="b"),
),
]
),
playback=models.PlaybackState(
tlid=12, state="paused", time_position=432
),
mixer=models.MixerState(mute=True, volume=12),
)
storage.dump(self.state_file, data)
self.core._setup()
assert self.core.mixer.get_mute() is True
assert self.core.mixer.get_volume() == 12
assert self.core.tracklist._next_tlid == 14
assert self.core.tracklist.get_repeat() is True
assert self.core.tracklist.get_random() is True
assert self.core.tracklist.get_consume() is False
assert self.core.tracklist.get_single() is False
assert self.core.tracklist.get_length() == 1
assert self.core.playback._start_paused is True
assert self.core.playback._start_at_position == 432
assert self.core.history.get_length() == 2
def test_delete_state_file_on_restore(self):
data = {}
storage.dump(self.state_file, data)
assert self.state_file.is_file()
self.core._setup()
assert not self.state_file.exists()
|
