Pillow/Tests/test_file_tar.py
Michał Górny 6afa11ec02 test_file_tar: skip if codecs are not available.
The .tar test requires both jpeg & zlib support. If one of the two is
unavailable, run the test for the second one. If both are unavailable,
skip the test.
2013-04-21 10:04:58 +02:00

29 lines
758 B
Python

from tester import *
from PIL import Image, TarIO
codecs = dir(Image.core)
if "zip_decoder" not in codecs and "jpeg_decoder" not in codecs:
skip("neither jpeg nor zip support not available")
# sample ppm stream
tarfile = "Images/lena.tar"
def test_sanity():
if "zip_decoder" in codecs:
tar = TarIO.TarIO(tarfile, 'lena.png')
im = Image.open(tar)
im.load()
assert_equal(im.mode, "RGB")
assert_equal(im.size, (128, 128))
assert_equal(im.format, "PNG")
if "jpeg_decoder" in codecs:
tar = TarIO.TarIO(tarfile, 'lena.jpg')
im = Image.open(tar)
im.load()
assert_equal(im.mode, "RGB")
assert_equal(im.size, (128, 128))
assert_equal(im.format, "JPEG")