Added Track model

tests/videodinges/models/test_track.py

@@ -0,0 +1,96 @@
+from django.db.utils import IntegrityError
+
+from django.test import TestCase
+
+from tests.videodinges import factories, UploadMixin
+from videodinges.models import Track, Video, Upload
+
+
+class TrackTestCase(UploadMixin, TestCase):
+	def setUp(self):
+		super().setUp()
+		self.video = Video.objects.create(title='Title', slug='slug', description='Description')
+
+	def test_model_is_created_with_required_fields(self):
+		Track.objects.create(video=self.video, lang='en', upload=factories.create(Upload))
+		track = Track.objects.all()[0]
+		self.assertEqual(track.video.slug, 'slug')
+		self.assertEqual(track.default, False)
+		self.assertEqual(track.kind, 'subtitles')
+		self.assertEqual(track.lang, 'en')
+		self.assertEqual(track.label, None)
+		self.assertEqual(track.upload.file.name, 'some_file.txt')
+
+	def test_model_is_created_with_nonrequired_fields(self):
+		Track.objects.create(
+			video=self.video,
+			lang='en',
+			upload=factories.create(Upload),
+			default=True,
+			label='Something',
+			kind='chapters',
+		)
+		track = Track.objects.all()[0]
+		self.assertEqual(track.video.slug, 'slug')
+		self.assertEqual(track.default, True)
+		self.assertEqual(track.kind, 'chapters')
+		self.assertEqual(track.lang, 'en')
+		self.assertEqual(track.label, 'Something')
+		self.assertEqual(track.upload.file.name, 'some_file.txt')
+
+	def test_can_create_two_models(self):
+		model1 = Track.objects.create(video=self.video, lang='en', upload=factories.create(Upload))
+		model2 = Track.objects.create(video=self.video, lang='nl', upload=factories.create(Upload))
+		self.assertEqual({model1, model2}, set((m for m in Track.objects.all())))
+
+		self.assertEqual(model1.video, self.video)
+		self.assertEqual(model1.default, False)
+		self.assertEqual(model1.kind, 'subtitles')
+		self.assertEqual(model1.lang, 'en')
+
+		self.assertEqual(model2.video, self.video)
+		self.assertEqual(model2.default, False)
+		self.assertEqual(model2.kind, 'subtitles')
+		self.assertEqual(model2.lang, 'nl')
+
+	def test_can_create_two_models_with_one_default(self):
+		model1 = Track.objects.create(video=self.video, default=True, lang='en', upload=factories.create(Upload))
+		model2 = Track.objects.create(video=self.video, lang='nl', upload=factories.create(Upload))
+		self.assertEqual({model1, model2}, set((m for m in Track.objects.all())))
+
+		self.assertEqual(model1.video, self.video)
+		self.assertEqual(model1.default, True)
+		self.assertEqual(model1.kind, 'subtitles')
+		self.assertEqual(model1.lang, 'en')
+
+		self.assertEqual(model2.video, self.video)
+		self.assertEqual(model2.default, False)
+		self.assertEqual(model2.kind, 'subtitles')
+		self.assertEqual(model2.lang, 'nl')
+
+	def test_cannot_set_default_twice(self):
+		video = factories.create(Video)
+		Track.objects.create(video=video, default=True, lang='en', upload=factories.create(Upload))
+		with self.assertRaisesMessage(IntegrityError, 'UNIQUE constraint failed: tracks.video_id'):
+			Track.objects.create(video=video, default=True, lang='nl', upload=factories.create(Upload))
+
+	def test_cannot_set_two_subtitles_with_same_lang(self):
+		video = factories.create(Video)
+		Track.objects.create(video=video, lang='en', upload=factories.create(Upload))
+		with self.assertRaisesMessage(IntegrityError, 'UNIQUE constraint failed: tracks.video_id'):
+			Track.objects.create(video=video, lang='en', upload=factories.create(Upload))
+
+	def test_can_create_two_models_with_same_lang_but_different_kind(self):
+		model1 = Track.objects.create(video=self.video, lang='en', upload=factories.create(Upload))
+		model2 = Track.objects.create(video=self.video, lang='en', kind='chapters', upload=factories.create(Upload))
+		self.assertEqual({model1, model2}, set((m for m in Track.objects.all())))
+
+		self.assertEqual(model1.video, self.video)
+		self.assertEqual(model1.default, False)
+		self.assertEqual(model1.kind, 'subtitles')
+		self.assertEqual(model1.lang, 'en')
+
+		self.assertEqual(model2.video, self.video)
+		self.assertEqual(model2.default, False)
+		self.assertEqual(model2.kind, 'chapters')
+		self.assertEqual(model2.lang, 'en')

tests/videodinges/models/test_transcoding.py

@@ -8,6 +8,7 @@ from videodinges.models import Transcoding, Video, qualities, transcoding_types,
 
 class TranscodingTestCase(TestCase):
 	def setUp(self):
+		super().setUp()
 		video = Video.objects.create(title='Title', slug='slug', description='Description')
 		Transcoding.objects.create(video=video, quality=qualities[0].name, type=str(transcoding_types[0]), url='https://some_url')
 

videodinges/models.py

@@ -108,6 +108,33 @@ class Transcoding(models.Model):
 		]
 		db_table = 'transcodings'
 
+class Track(models.Model):
+	KINDS = (
+		'subtitles',
+		'captions',
+		'descriptions',
+		'chapters',
+		'metadata',
+	)
+	id = models.AutoField(primary_key=True)
+	video = models.ForeignKey(Video, on_delete=models.CASCADE, related_name='tracks')
+	default = models.BooleanField(default=False)
+	kind = models.CharField(choices=((kind, kind) for kind in KINDS), max_length=128, default=KINDS[0])
+	lang = models.CharField(max_length=128)
+	label = models.CharField(max_length=128, blank=True, null=True)
+	upload = models.OneToOneField(Upload, on_delete=models.PROTECT)
+
+	def __str__(self):
+		return '%s_%s' % (self.kind, self.lang)
+
+	class Meta:
+		unique_together = ('video', 'kind', 'lang')
+		constraints = (
+			constraints.UniqueConstraint(
+				fields=('video',), condition=Q(default=True), name='only_one_default_per_video'),
+		)
+		db_table = 'tracks'
+
 def get_quality_by_name(name: str) -> Optional[Quality]:
 	for quality in qualities:
 		if quality.name == name: