def testImageCacheForSameSizeImageLeavesImageUnmodified(self):
asset, image_size = get_test_thumbnail_asset()
width, height = image_size
thumbnail = default_thumbnail_cache.get_thumbnail(asset, width, height, "resize")
self.assertEqual(thumbnail.width, width)
self.assertEqual(thumbnail.height, height)
# Make sure the assets are identical.
self.assertEqual(
hashlib.sha1(default_storage.open(default_asset_cache.get_name(asset)).read()).hexdigest(),
hashlib.sha1(default_storage.open(default_asset_cache.get_name(thumbnail._asset)).read()).hexdigest(),
)
def testImageCacheThumbnailLarger(self):
asset, image_size = get_test_thumbnail_asset()
width, height = image_size
width *= 3
height *= 2
thumbnail = default_thumbnail_cache.get_thumbnail(asset, width, height, "proportional")
self.assertNotEqual(thumbnail.width, width)
self.assertEqual(thumbnail.height, height)
# Make sure the file contents are not identical.
self.assertEqual(
hashlib.sha1(default_storage.open(default_asset_cache.get_name(asset)).read()).hexdigest(),
hashlib.sha1(default_storage.open(default_asset_cache.get_name(thumbnail._asset)).read()).hexdigest(),
)
def iter_test_assets(valid_extensions):
for finder in finders.get_finders():
for path, storage in finder.list(()):
extension = os.path.splitext(path)[1].lower()
if not valid_extensions or extension in valid_extensions:
if getattr(storage, "prefix", None):
path = os.path.join(storage.prefix, path)
asset = StaticAsset(path)
try:
default_asset_cache.get_name(asset)
except:
continue
else:
yield asset
def iter_test_assets(valid_extensions):
for finder in finders.get_finders():
for path, storage in finder.list(()):
extension = os.path.splitext(path)[1].lower()
if not valid_extensions or extension in valid_extensions:
if getattr(storage, "prefix", None):
path = os.path.join(storage.prefix, path)
asset = StaticAsset(path)
try:
default_asset_cache.get_name(asset)
except:
continue
else:
yield asset
def testImageCacheForSameSizeImageLeavesImageUnmodified(self):
asset, image_size = get_test_thumbnail_asset()
width, height = image_size
thumbnail = default_thumbnail_cache.get_thumbnail(
asset, width, height, "resize")
self.assertEqual(thumbnail.width, width)
self.assertEqual(thumbnail.height, height)
# Make sure the assets are identical.
self.assertEqual(
hashlib.sha1(
default_storage.open(
default_asset_cache.get_name(asset)).read()).hexdigest(),
hashlib.sha1(
default_storage.open(
default_asset_cache.get_name(
thumbnail._asset)).read()).hexdigest())
def assertAssetWorks(self, asset):
# Does the path exist?
name = default_asset_cache.get_name(asset)
self.assertTrue(default_storage.exists(name))
# Is the name different?
self.assertNotEqual(name, asset.get_name())
# Has the asset been copied successfully?
self.assertEqual(hashlib.sha1(staticfiles_storage.open(asset.get_name()).read()).hexdigest(), hashlib.sha1(default_storage.open(name).read()).hexdigest())
def testImageCacheThumbnailSmaller(self):
asset, image_size = get_test_thumbnail_asset()
width, height = image_size
width /= 3
height /= 2
thumbnail = default_thumbnail_cache.get_thumbnail(
asset, width, height, "proportional")
self.assertEqual(thumbnail.width, width)
self.assertNotEqual(thumbnail.height, height)
# Make sure the file contents are not identical.
self.assertNotEqual(
hashlib.sha1(
default_storage.open(
default_asset_cache.get_name(asset)).read()).hexdigest(),
hashlib.sha1(
default_storage.open(
default_asset_cache.get_name(
thumbnail._asset)).read()).hexdigest())
def testImageCacheResizeLarger(self):
asset, image_size = get_test_thumbnail_asset()
width, height = image_size
width *= 2
height *= 2
thumbnail = default_thumbnail_cache.get_thumbnail(
asset, width, height, "resize")
self.assertEqual(thumbnail.width, width)
self.assertEqual(thumbnail.height, height)
# Make sure the file contents are identical.
self.assertEqual(
hashlib.sha1(
default_storage.open(
default_asset_cache.get_name(asset)).read()).hexdigest(),
hashlib.sha1(
default_storage.open(
default_asset_cache.get_name(
thumbnail._asset)).read()).hexdigest())
def assertAssetWorks(self, asset, file):
# Does the path exist?
name = default_asset_cache.get_name(asset)
self.assertTrue(default_storage.exists(name))
# Is the name different?
self.assertNotEqual(name, asset.get_name())
# Has the asset been copied successfully?
self.assertEqual(
hashlib.sha1(file.read()).hexdigest(),
hashlib.sha1(default_storage.open(name).read()).hexdigest(),
)
