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46 lines
964 B
Python
46 lines
964 B
Python
from helper import unittest, PillowTestCase, hopper
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from PIL import Image, DcxImagePlugin
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# Created with ImageMagick: convert hopper.ppm hopper.dcx
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TEST_FILE = "Tests/images/hopper.dcx"
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class TestFileDcx(PillowTestCase):
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def test_sanity(self):
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# Arrange
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# Act
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im = Image.open(TEST_FILE)
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# Assert
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self.assertEqual(im.size, (128, 128))
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self.assertIsInstance(im, DcxImagePlugin.DcxImageFile)
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orig = hopper()
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self.assert_image_equal(im, orig)
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def test_tell(self):
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# Arrange
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im = Image.open(TEST_FILE)
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# Act
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frame = im.tell()
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# Assert
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self.assertEqual(frame, 0)
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def test_seek_too_far(self):
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# Arrange
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im = Image.open(TEST_FILE)
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frame = 999 # too big on purpose
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# Act / Assert
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self.assertRaises(EOFError, lambda: im.seek(frame))
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if __name__ == '__main__':
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unittest.main()
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# End of file
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