class TestMediaFilenameProperties(TransactionTestCase):
def setUp(self):
# Required to create root collection because the TransactionTestCase
# does not make initial data loaded in migrations available and
# serialized_rollback=True causes other problems in the test suite.
# ref: https://docs.djangoproject.com/en/3.0/topics/testing/overview/#rollback-emulation
Collection.objects.get_or_create(
name="Root",
path='0001',
depth=1,
numchild=0,
)
self.media = Media(title="Test media", duration=100)
self.media.file.save('example.mp4',
ContentFile("A amazing example music video"))
self.extensionless_media = Media(title="Test media", duration=101)
self.extensionless_media.file.save(
'example', ContentFile("A boring example music video"))
def test_filename(self):
self.assertEqual('example.mp4', self.media.filename)
self.assertEqual('example', self.extensionless_media.filename)
def test_file_extension(self):
self.assertEqual('mp4', self.media.file_extension)
self.assertEqual('', self.extensionless_media.file_extension)
def tearDown(self):
self.media.delete()
self.extensionless_media.delete()
def test_sources_mp4_type(self):
fake_file = ContentFile(b("A boring example movie"))
fake_file.name = 'movie.mp4'
media = Media()
media.file = File(fake_file)
self.assertEqual(media.sources, [{
'src': '/media/movie.mp4',
'type': 'video/mp4',
}])
def test_sources_unknown_type(self):
fake_file = ContentFile(b("A boring example movie"))
fake_file.name = 'movie'
media = Media()
media.file = File(fake_file)
self.assertEqual(media.sources, [{
'src': '/media/movie',
'type': 'application/octet-stream',
}])
def test_sources_unknown_type(self):
fake_file = ContentFile(b("A boring example movie"))
fake_file.name = "movie"
media = Media()
media.file = File(fake_file)
self.assertEqual(
media.sources,
[{
"src": "/media/movie",
"type": "application/octet-stream",
}],
)
def test_sources_mp4_type(self):
fake_file = ContentFile(b("A boring example movie"))
fake_file.name = "movie.mp4"
media = Media()
media.file = File(fake_file)
self.assertEqual(
media.sources,
[{
"src": "/media/movie.mp4",
"type": "video/mp4",
}],
)
def setUp(self):
# Required to create root collection because the TransactionTestCase
# does not make initial data loaded in migrations available and
# serialized_rollback=True causes other problems in the test suite.
# ref: https://docs.djangoproject.com/en/3.0/topics/testing/overview/#rollback-emulation
Collection.objects.get_or_create(
name="Root",
path="0001",
depth=1,
numchild=0,
)
self.media = Media(title="Test media", duration=100)
self.media.file.save("example.mp4",
ContentFile("A amazing example music video"))
self.extensionless_media = Media(title="Test media", duration=101)
self.extensionless_media.file.save(
"example", ContentFile("A boring example music video"))
def test_duration_display_as_tenths(self):
template = Template('{{ media.duration|floatformat }}')
for value, result in (
(None, '0'),
('', '0'),
(0, '0'),
(0.1, '0.1'),
(1, '1'),
(1234567.7654321, '1234567.8'),
):
fake_file = ContentFile(b("A boring example movie"))
fake_file.name = 'movie.mp4'
media = Media(
title="Test media file",
file=File(fake_file),
type='video',
)
media.duration = value
media.full_clean()
media.save()
media.refresh_from_db()
actual = template.render(Context({'media': media}))
self.assertEqual(actual, result)
def test_duration_display_as_tenths(self):
template = Template("{{ media.duration|floatformat }}")
for value, result in (
(None, "0"),
("", "0"),
(0, "0"),
(0.1, "0.1"),
(1, "1"),
(1234567.7654321, "1234567.8"),
):
fake_file = ContentFile(b("A boring example movie"))
fake_file.name = "movie.mp4"
media = Media(
title="Test media file",
file=File(fake_file),
type="video",
)
media.duration = value
media.full_clean()
media.save()
media.refresh_from_db()
actual = template.render(Context({"media": media}))
self.assertEqual(actual, result)
def test_duration_validation(self):
# ensure duration is optional
fake_file = ContentFile(b("A boring example movie"))
fake_file.name = 'movie.mp4'
media = Media(
title="Test media file",
file=File(fake_file),
type='video',
)
media.full_clean()
# ensure cannot be negative
media.duration = -100
with self.assertRaises(ValidationError):
media.full_clean()
# ensure empty values are valid
for value in (0, 0.0, None, ''):
with self.subTest(value=value):
media.duration = value
media.full_clean()
self.assertEqual(media.duration, 0)
# ensure fractional durations are preserved
media.duration = 100.5
media.full_clean()
self.assertEqual(media.duration, 100.5)