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test for issue #434

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wiredfool 2014-03-04 22:29:55 -08:00
parent 226fd2e8a8
commit 0fc225c358
2 changed files with 22 additions and 0 deletions
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Tests/test_file_gif.py
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@ -46,6 +46,7 @@ def test_roundtrip2():
assert_image_similar(reread.convert('RGB'), lena(), 50) assert_image_similar(reread.convert('RGB'), lena(), 50)
def test_palette_handling(): def test_palette_handling():
# see https://github.com/python-imaging/Pillow/issues/513 # see https://github.com/python-imaging/Pillow/issues/513
@ -62,4 +63,25 @@ def test_palette_handling():
assert_image_similar(im, reloaded.convert('RGB'), 10) assert_image_similar(im, reloaded.convert('RGB'), 10)
def test_palette_434():
# see https://github.com/python-imaging/Pillow/issues/434
def roundtrip(im, *args, **kwargs):
out = tempfile('temp.gif')
im.save(out, *args, **kwargs)
reloaded = Image.open(out)
return [im, reloaded]
orig = "Tests/images/test.colors.gif"
im = Image.open(orig)
assert_image_equal(*roundtrip(im))
assert_image_equal(*roundtrip(im, optimize=True))
im = im.convert("RGB")
# check automatic P conversion
reloaded = roundtrip(im)[1].convert('RGB')
assert_image_equal(im, reloaded)