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6fe07b45aeb95fd39fa9807ac070f4e255dd8a02
picard/test/test_imagelist.py
Laurent Monin 6fe07b45ae Removed a bunch of unused imports
2018-10-11 14:34:26 +02:00

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# -*- coding: utf-8 -*-
import struct
import unittest
from picard.album import Album
from picard.cluster import Cluster
from picard.coverart.image import CoverArtImage
from picard.track import Track
from picard.file import File
from picard.util.imagelist import (
add_metadata_images,
remove_metadata_images,
update_metadata_images
)
def create_fake_png(extra):
"""Creates fake PNG data that satisfies Picard's internal image type detection"""
return b'\x89PNG\x0D\x0A\x1A\x0A' + (b'a' * 4) + b'IHDR' + struct.pack('>LL', 100, 100) + extra
def create_test_files():
test_images = [
CoverArtImage(url='file://file1', data=create_fake_png(b'a')),
CoverArtImage(url='file://file2', data=create_fake_png(b'b')),
]
test_files = [
File('test1.flac'),
File('test2.flac'),
File('test2.flac')
]
test_files[0].metadata.append_image(test_images[0])
test_files[1].metadata.append_image(test_images[1])
test_files[2].metadata.append_image(test_images[1])
test_files[0].orig_metadata.append_image(test_images[0])
test_files[1].orig_metadata.append_image(test_images[1])
test_files[2].orig_metadata.append_image(test_images[1])
return (test_images, test_files)
class UpdateMetadataImagesTest(unittest.TestCase):
def setUp(self):
(self.test_images, self.test_files) = create_test_files()
def test_update_cluster_images(self):
cluster = Cluster('Test')
cluster.files = list(self.test_files)
update_metadata_images(cluster)
self.assertEqual(set(self.test_images), set(cluster.metadata.images))
self.assertFalse(cluster.metadata.has_common_images)
cluster.files.remove(self.test_files[2])
update_metadata_images(cluster)
self.assertEqual(set(self.test_images), set(cluster.metadata.images))
self.assertFalse(cluster.metadata.has_common_images)
cluster.files.remove(self.test_files[0])
update_metadata_images(cluster)
self.assertEqual(set(self.test_images[1:]), set(cluster.metadata.images))
self.assertTrue(cluster.metadata.has_common_images)
cluster.files.append(self.test_files[2])
update_metadata_images(cluster)
self.assertEqual(set(self.test_images[1:]), set(cluster.metadata.images))
self.assertTrue(cluster.metadata.has_common_images)
def test_update_track_images(self):
track = Track('00000000-0000-0000-0000-000000000000')
track.linked_files = list(self.test_files)
update_metadata_images(track)
self.assertEqual(set(self.test_images), set(track.orig_metadata.images))
self.assertFalse(track.orig_metadata.has_common_images)
track.linked_files.remove(self.test_files[2])
update_metadata_images(track)
self.assertEqual(set(self.test_images), set(track.orig_metadata.images))
self.assertFalse(track.orig_metadata.has_common_images)
track.linked_files.remove(self.test_files[0])
update_metadata_images(track)
self.assertEqual(set(self.test_images[1:]), set(track.orig_metadata.images))
self.assertTrue(track.orig_metadata.has_common_images)
track.linked_files.append(self.test_files[2])
update_metadata_images(track)
self.assertEqual(set(self.test_images[1:]), set(track.orig_metadata.images))
self.assertTrue(track.orig_metadata.has_common_images)
def test_update_album_images(self):
album = Album('00000000-0000-0000-0000-000000000000')
track1 = Track('00000000-0000-0000-0000-000000000001')
track1.linked_files.append(self.test_files[0])
track2 = Track('00000000-0000-0000-0000-000000000002')
track2.linked_files.append(self.test_files[1])
album.tracks = [track1, track2]
album.unmatched_files.files.append(self.test_files[2])
update_metadata_images(album)
self.assertEqual(set(self.test_images), set(album.orig_metadata.images))
self.assertFalse(album.orig_metadata.has_common_images)
album.tracks.remove(track2)
update_metadata_images(album)
self.assertEqual(set(self.test_images), set(album.orig_metadata.images))
self.assertFalse(album.orig_metadata.has_common_images)
# album.unmatched_files.files.remove(self.test_files[2])
album.tracks.remove(track1)
update_metadata_images(album)
self.assertEqual(set(self.test_images[1:]), set(album.orig_metadata.images))
self.assertTrue(album.orig_metadata.has_common_images)
album.tracks.append(track2)
update_metadata_images(album)
self.assertEqual(set(self.test_images[1:]), set(album.orig_metadata.images))
self.assertTrue(album.orig_metadata.has_common_images)
class RemoveMetadataImagesTest(unittest.TestCase):
def setUp(self):
(self.test_images, self.test_files) = create_test_files()
def test_remove_from_cluster(self):
cluster = Cluster('Test')
cluster.files = list(self.test_files)
update_metadata_images(cluster)
cluster.files.remove(self.test_files[0])
remove_metadata_images(cluster, [self.test_files[0]])
self.assertEqual(set(self.test_images[1:]), set(cluster.metadata.images))
self.assertTrue(cluster.metadata.has_common_images)
def test_remove_from_cluster_with_common_images(self):
cluster = Cluster('Test')
cluster.files = list(self.test_files[1:])
update_metadata_images(cluster)
cluster.files.remove(self.test_files[1])
remove_metadata_images(cluster, [self.test_files[1]])
self.assertEqual(set(self.test_images[1:]), set(cluster.metadata.images))
self.assertTrue(cluster.metadata.has_common_images)
def test_remove_from_empty_cluster(self):
cluster = Cluster('Test')
cluster.files.append(File('test1.flac'))
update_metadata_images(cluster)
remove_metadata_images(cluster, [cluster.files[0]])
self.assertEqual(set(), set(cluster.metadata.images))
self.assertTrue(cluster.metadata.has_common_images)
def test_remove_from_track(self):
track = Track('00000000-0000-0000-0000-000000000000')
track.linked_files = list(self.test_files)
update_metadata_images(track)
track.linked_files.remove(self.test_files[0])
remove_metadata_images(track, [self.test_files[0]])
self.assertEqual(set(self.test_images[1:]), set(track.orig_metadata.images))
self.assertTrue(track.orig_metadata.has_common_images)
def test_remove_from_track_with_common_images(self):
track = Track('00000000-0000-0000-0000-000000000000')
track.linked_files = list(self.test_files[1:])
update_metadata_images(track)
track.linked_files.remove(self.test_files[1])
remove_metadata_images(track, [self.test_files[1]])
self.assertEqual(set(self.test_images[1:]), set(track.orig_metadata.images))
self.assertTrue(track.orig_metadata.has_common_images)
def test_remove_from_empty_track(self):
track = Track('00000000-0000-0000-0000-000000000000')
track.linked_files.append(File('test1.flac'))
update_metadata_images(track)
remove_metadata_images(track, [track.linked_files[0]])
self.assertEqual(set(), set(track.orig_metadata.images))
self.assertTrue(track.orig_metadata.has_common_images)
def test_remove_from_album(self):
album = Album('00000000-0000-0000-0000-000000000000')
album.unmatched_files.files = list(self.test_files)
update_metadata_images(album)
album.unmatched_files.files.remove(self.test_files[0])
remove_metadata_images(album, [self.test_files[0]])
self.assertEqual(set(self.test_images[1:]), set(album.metadata.images))
self.assertEqual(set(self.test_images[1:]), set(album.orig_metadata.images))
self.assertTrue(album.metadata.has_common_images)
self.assertTrue(album.orig_metadata.has_common_images)
def test_remove_from_album_with_common_images(self):
album = Album('00000000-0000-0000-0000-000000000000')
album.unmatched_files.files = list(self.test_files[1:])
update_metadata_images(album)
album.unmatched_files.files.remove(self.test_files[1])
remove_metadata_images(album, [self.test_files[1]])
self.assertEqual(set(self.test_images[1:]), set(album.metadata.images))
self.assertEqual(set(self.test_images[1:]), set(album.orig_metadata.images))
self.assertTrue(album.metadata.has_common_images)
self.assertTrue(album.orig_metadata.has_common_images)
def test_remove_from_empty_album(self):
album = Album('00000000-0000-0000-0000-000000000000')
album.unmatched_files.files.append(File('test1.flac'))
update_metadata_images(album)
remove_metadata_images(album, [album.unmatched_files.files[0]])
self.assertEqual(set(), set(album.metadata.images))
self.assertEqual(set(), set(album.orig_metadata.images))
self.assertTrue(album.metadata.has_common_images)
self.assertTrue(album.orig_metadata.has_common_images)
class AddMetadataImagesTest(unittest.TestCase):
def setUp(self):
(self.test_images, self.test_files) = create_test_files()
def test_add_to_cluster(self):
cluster = Cluster('Test')
cluster.files = [self.test_files[0]]
update_metadata_images(cluster)
cluster.files += self.test_files[1:]
add_metadata_images(cluster, self.test_files[1:])
self.assertEqual(set(self.test_images), set(cluster.metadata.images))
self.assertFalse(cluster.metadata.has_common_images)
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