def test_image_formats(self):
"""make sure the scales have the same format as the original image
"""
from cStringIO import StringIO
from PIL.Image import open
org_data = StringIO(self.img.image.data)
self.assertEqual(open(org_data).format, 'PNG')
view = self.img.restrictedTraverse('@@crop-image')
view._crop(fieldname='image', scale='thumb', box=(14, 14, 218, 218))
traverse = self.portal.REQUEST.traverseName
scales = traverse(self.img, '@@images')
cropped = scales.scale('image', 'thumb')
croppedData = StringIO(cropped.data._data)
self.assertEqual(
open(croppedData).format,
'PNG',
'cropped scale does not have same format as the original'
)
# create a jpeg image out of the png file
# and test if created scale is jpeg too
_createObjectByType('Image', self.portal, 'testjpeg')
jpg = self.portal.testjpeg
jpg.image = dummy_named_blob_jpg_image()
org_data = StringIO(jpg.image.data)
self.assertEqual(open(org_data).format, 'JPEG')
view = jpg.restrictedTraverse('@@crop-image')
view._crop(fieldname='image', scale='thumb', box=(14, 14, 218, 218))
cropped = scales.scale('image', 'thumb')
croppedData = StringIO(cropped.data._data)
def test_image_formats(self):
"""make sure the scales have the same format as the original image
"""
from cStringIO import StringIO
from PIL.Image import open
org_data = StringIO(self.img.image.data)
self.assertEqual(open(org_data).format, 'PNG')
view = self.img.restrictedTraverse('@@crop-image')
view._crop(fieldname='image', scale='thumb', box=(14, 14, 218, 218))
traverse = self.portal.REQUEST.traverseName
scales = traverse(self.img, '@@images')
cropped = scales.scale('image', 'thumb')
croppedData = StringIO(cropped.data._data)
self.assertEqual(
open(croppedData).format, 'PNG',
'cropped scale does not have same format as the original')
# create a jpeg image out of the png file
# and test if created scale is jpeg too
_createObjectByType('Image', self.portal, 'testjpeg')
jpg = self.portal.testjpeg
jpg.image = dummy_named_blob_jpg_image()
org_data = StringIO(jpg.image.data)
self.assertEqual(open(org_data).format, 'JPEG')
view = jpg.restrictedTraverse('@@crop-image')
view._crop(fieldname='image', scale='thumb', box=(14, 14, 218, 218))
cropped = scales.scale('image', 'thumb')
croppedData = StringIO(cropped.data._data)
def test_modify_image(self):
"""set a different image, this should invalidate scales
see and https://github.com/collective/plone.app.imagecropping/issues/54
"""
view = self.img.restrictedTraverse('@@crop-image')
traverse = self.portal.REQUEST.traverseName
scales = traverse(self.img, '@@images')
# store cropped version for thumb and check if the result
# is a square now
view._crop(fieldname='image', scale='thumb', box=(14, 14, 218, 218))
cropped = scales.scale('image', 'thumb')
self.assertEqual((cropped.width, cropped.height), (128, 128))
# upload another image file
self.img.image = dummy_named_blob_jpg_image()
event.notify(ObjectModifiedEvent(self.img))
# XXX: traversal does not seem to work in the DX test fixture
# jpeg_thumb_attr = traverse(self.img, 'image_thumb')
# self.assertNotEqual(
# (jpeg_thumb_attr.width, jpeg_thumb_attr.height),
# (128, 128),
# 'context/image_thumb returns old cropped scale after '
# 'setting a new image'
# )
jpeg_thumb = scales.scale('image', 'thumb')
self.assertNotEqual(
(jpeg_thumb.width, jpeg_thumb.height), (128, 128),
'context/@@images/image/thumb returns old cropped scale after '
'setting a new image')
def test_modify_image(self):
"""set a different image, this should invalidate scales
see and https://github.com/collective/plone.app.imagecropping/issues/54
"""
view = self.img.restrictedTraverse('@@crop-image')
traverse = self.portal.REQUEST.traverseName
scales = traverse(self.img, '@@images')
# store cropped version for thumb and check if the result
# is a square now
view._crop(fieldname='image', scale='thumb', box=(14, 14, 218, 218))
cropped = scales.scale('image', 'thumb')
self.assertEqual((cropped.width, cropped.height), (128, 128))
# upload another image file
self.img.image = dummy_named_blob_jpg_image()
event.notify(ObjectModifiedEvent(self.img))
# XXX: traversal does not seem to work in the DX test fixture
# jpeg_thumb_attr = traverse(self.img, 'image_thumb')
# self.assertNotEqual(
# (jpeg_thumb_attr.width, jpeg_thumb_attr.height),
# (128, 128),
# 'context/image_thumb returns old cropped scale after '
# 'setting a new image'
# )
jpeg_thumb = scales.scale('image', 'thumb')
self.assertNotEqual(
(jpeg_thumb.width, jpeg_thumb.height),
(128, 128),
'context/@@images/image/thumb returns old cropped scale after '
'setting a new image'
)