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Testing that animated gif preserves all important headers

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Anton Vlasenko 2015-07-24 11:14:20 +02:00 committed by Andrew Murray
parent e4f68d0658
commit 1f8a37841c
1 changed files with 15 additions and 0 deletions
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15
Tests/test_file_gif.py
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@ -95,6 +95,21 @@ class TestFileGif(PillowTestCase):
self.assertEqual(reread.n_frames, 5)
def test_headers_saving_for_animated_gifs(self):
important_headers = ['background', 'version', 'transparency', 'duration', 'loop']
# Multiframe image
im = Image.open("Tests/images/dispose_bgnd.gif")
out = self.tempfile('temp.gif')
im.save(out, save_all=True)
reread = Image.open(out)
for header in important_headers:
self.assertEqual(
im.info[header],
reread.info[header]
)
def test_palette_handling(self):
# see https://github.com/python-pillow/Pillow/issues/513