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47 lines
1.0 KiB
Python
47 lines
1.0 KiB
Python
from helper import unittest, PillowTestCase, hopper
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from PIL import Image
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# sample im
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TEST_IM = "Tests/images/hopper.im"
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class TestFileIm(PillowTestCase):
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def test_sanity(self):
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im = Image.open(TEST_IM)
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im.load()
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self.assertEqual(im.mode, "RGB")
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self.assertEqual(im.size, (128, 128))
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self.assertEqual(im.format, "IM")
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def test_n_frames(self):
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im = Image.open(TEST_IM)
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self.assertEqual(im.n_frames, 1)
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self.assertFalse(im.is_animated)
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def test_eoferror(self):
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im = Image.open(TEST_IM)
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n_frames = im.n_frames
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while True:
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n_frames -= 1
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try:
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im.seek(n_frames)
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break
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except EOFError:
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self.assertTrue(im.tell() < n_frames)
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def test_roundtrip(self):
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out = self.tempfile('temp.im')
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im = hopper()
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im.save(out)
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reread = Image.open(out)
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self.assert_image_equal(reread, im)
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if __name__ == '__main__':
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unittest.main()
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# End of file
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