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supysonic/tests/base/test_scanner.py
2023-01-17 22:59:43 +01:00

235 lines
7.8 KiB
Python

# This file is part of Supysonic.
# Supysonic is a Python implementation of the Subsonic server API.
#
# Copyright (C) 2017-2023 Alban 'spl0k' Féron
#
# Distributed under terms of the GNU AGPLv3 license.
import mutagen
import os
import os.path
import shutil
import tempfile
import unittest
from contextlib import contextmanager
from supysonic import db
from supysonic.managers.folder import FolderManager
from supysonic.scanner import Scanner
class ScannerTestCase(unittest.TestCase):
def setUp(self):
db.init_database("sqlite:")
folder = FolderManager.add("folder", os.path.abspath("tests/assets/folder"))
self.assertIsNotNone(folder)
self.folderid = folder.id
self.__scan()
def tearDown(self):
db.release_database()
@contextmanager
def __temporary_track_copy(self):
track = db.Track.select().first()
with tempfile.NamedTemporaryFile(
dir=os.path.dirname(track.path), delete=False
) as tf:
with open(track.path, "rb") as f:
tf.write(f.read())
try:
yield tf.name
finally:
os.remove(tf.name)
def __scan(self, force=False):
self.scanner = Scanner(force=force)
self.scanner.queue_folder("folder")
self.scanner.run()
def test_scan(self):
self.assertEqual(db.Track.select().count(), 1)
self.assertRaises(TypeError, self.scanner.queue_folder, None)
self.assertRaises(
TypeError, self.scanner.queue_folder, db.Folder[self.folderid]
)
def test_rescan(self):
self.__scan()
self.assertEqual(db.Track.select().count(), 1)
def test_force_rescan(self):
self.__scan(True)
self.assertEqual(db.Track.select().count(), 1)
def test_scan_file(self):
self.scanner.scan_file("/some/inexistent/path")
self.assertEqual(db.Track.select().count(), 1)
def test_remove_file(self):
track = db.Track.select().first()
self.assertRaises(TypeError, self.scanner.remove_file, None)
self.assertRaises(TypeError, self.scanner.remove_file, track)
self.scanner.remove_file("/some/inexistent/path")
self.assertEqual(db.Track.select().count(), 1)
self.scanner.remove_file(track.path)
self.scanner.prune()
self.assertEqual(db.Track.select().count(), 0)
self.assertEqual(db.Album.select().count(), 0)
self.assertEqual(db.Artist.select().count(), 0)
def test_move_file(self):
track = db.Track.select().first()
self.assertRaises(TypeError, self.scanner.move_file, None, "string")
self.assertRaises(TypeError, self.scanner.move_file, track, "string")
self.assertRaises(TypeError, self.scanner.move_file, "string", None)
self.assertRaises(TypeError, self.scanner.move_file, "string", track)
self.scanner.move_file("/some/inexistent/path", track.path)
self.assertEqual(db.Track.select().count(), 1)
self.scanner.move_file(track.path, track.path)
self.assertEqual(db.Track.select().count(), 1)
self.assertRaises(
Exception, self.scanner.move_file, track.path, "/some/inexistent/path"
)
with self.__temporary_track_copy() as tf:
self.__scan()
self.assertEqual(db.Track.select().count(), 2)
self.scanner.move_file(tf, track.path)
self.assertEqual(db.Track.select().count(), 1)
track = db.Track.select().first()
new_path = track.path.replace("silence", "silence_moved")
self.scanner.move_file(track.path, new_path)
track = db.Track.select().first()
self.assertEqual(db.Track.select().count(), 1)
self.assertEqual(track.path, new_path)
def test_rescan_corrupt_file(self):
with self.__temporary_track_copy() as tf:
self.__scan()
self.assertEqual(db.Track.select().count(), 2)
with open(tf, "wb") as f:
f.seek(0, 0)
f.write(b"\x00" * 4096)
f.truncate()
self.__scan(True)
self.assertEqual(db.Track.select().count(), 1)
def test_rescan_removed_file(self):
with self.__temporary_track_copy():
self.__scan()
self.assertEqual(db.Track.select().count(), 2)
self.__scan()
self.assertEqual(db.Track.select().count(), 1)
def test_scan_tag_change(self):
with self.__temporary_track_copy() as tf:
self.__scan()
copy = db.Track.get(path=tf)
self.assertEqual(copy.artist.name, "Some artist")
self.assertEqual(copy.album.name, "Awesome album")
tags = mutagen.File(copy.path, easy=True)
tags["artist"] = "Renamed artist"
tags["album"] = "Crappy album"
tags.save()
self.__scan(True)
copy = db.Track.get(path=tf)
self.assertEqual(copy.artist.name, "Renamed artist")
self.assertEqual(copy.album.name, "Crappy album")
self.assertIsNotNone(db.Artist.get(name="Some artist"))
self.assertIsNotNone(db.Album.get(name="Awesome album"))
def test_stats(self):
stats = self.scanner.stats()
self.assertEqual(stats.added.artists, 1)
self.assertEqual(stats.added.albums, 1)
self.assertEqual(stats.added.tracks, 1)
self.assertEqual(stats.deleted.artists, 0)
self.assertEqual(stats.deleted.albums, 0)
self.assertEqual(stats.deleted.tracks, 0)
class ScannerDeletionsTestCase(unittest.TestCase):
def setUp(self):
self.__dir = tempfile.mkdtemp()
db.init_database("sqlite:")
FolderManager.add("folder", self.__dir)
# Create folder hierarchy
self._firstsubdir = tempfile.mkdtemp(dir=self.__dir)
subdir = self._firstsubdir
for _ in range(4):
subdir = tempfile.mkdtemp(dir=subdir)
# Put a file in the deepest folder
self._trackpath = os.path.join(subdir, "silence.mp3")
shutil.copyfile("tests/assets/folder/silence.mp3", self._trackpath)
self._scan()
# Create annotation data
track = db.Track.get()
firstdir = db.Folder.get(path=self._firstsubdir)
user = db.User.create(
name="user", password="password", salt="salt", last_play=track
)
db.StarredFolder.create(user=user, starred=track.folder_id)
db.StarredFolder.create(user=user, starred=firstdir)
db.StarredArtist.create(user=user, starred=track.artist_id)
db.StarredAlbum.create(user=user, starred=track.album_id)
db.StarredTrack.create(user=user, starred=track)
db.RatingFolder.create(user=user, rated=track.folder_id, rating=2)
db.RatingFolder.create(user=user, rated=firstdir, rating=2)
db.RatingTrack.create(user=user, rated=track, rating=2)
def tearDown(self):
db.release_database()
shutil.rmtree(self.__dir)
def _scan(self):
scanner = Scanner()
scanner.queue_folder("folder")
scanner.run()
return scanner.stats()
def _check_assertions(self, stats):
self.assertEqual(stats.deleted.artists, 1)
self.assertEqual(stats.deleted.albums, 1)
self.assertEqual(stats.deleted.tracks, 1)
self.assertEqual(db.Track.select().count(), 0)
self.assertEqual(db.Album.select().count(), 0)
self.assertEqual(db.Artist.select().count(), 0)
self.assertEqual(db.User.select().count(), 1)
self.assertEqual(db.Folder.select().count(), 1)
def test_parent_folder(self):
shutil.rmtree(self._firstsubdir)
stats = self._scan()
self._check_assertions(stats)
def test_track(self):
os.remove(self._trackpath)
stats = self._scan()
self._check_assertions(stats)
if __name__ == "__main__":
unittest.main()