def test__transform(self):
item_name = 'image_Item'
item = Item.create(item_name)
contenttype = 'image/jpeg'
meta = {CONTENTTYPE: contenttype}
item._save(meta)
item = Item.create(item_name)
try:
from PIL import Image as PILImage
with pytest.raises(ValueError):
result = TransformableBitmapImage._transform(item.content, 'text/plain')
except ImportError:
result = TransformableBitmapImage._transform(item.content, contenttype)
assert result == ('image/jpeg', b'')
def test__render_data_diff_text(self):
item_name = 'image_Item'
item = Item.create(item_name)
contenttype = 'image/jpeg'
meta = {CONTENTTYPE: contenttype}
item._save(meta)
item1 = Item.create(item_name)
data = 'test_data'
comment = 'next revision'
item1._save(meta, data, comment=comment)
item2 = Item.create(item_name)
try:
from PIL import Image as PILImage
result = TransformableBitmapImage._render_data_diff_text(item1.content, item1.rev, item2.rev)
expected = 'The items have different data.'
assert result == expected
except ImportError:
pass
def test__render_data_diff(self):
item_name = 'image_Item'
item = Item.create(item_name)
contenttype = 'image/jpeg'
meta = {CONTENTTYPE: contenttype}
item._save(meta)
item1 = Item.create(item_name)
try:
from PIL import Image as PILImage
result = Markup(TransformableBitmapImage._render_data_diff(item1.content, item.rev, item1.rev))
# On Werkzeug 0.8.2+, urls with '+' are automatically encoded to '%2B'
# The assert statement works with both older and newer versions of Werkzeug
# Probably not an intentional change on the werkzeug side, see issue:
# https://github.com/mitsuhiko/werkzeug/issues/146
assert (str(result).startswith('<img src="/+diffraw/image_Item?rev') or
str(result).startswith('<img src="/%2Bdiffraw/image_Item?rev'))
except ImportError:
# no PIL
pass