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Added 4bit test to libtiff as well

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This commit is contained in:
wiredfool 2014-10-29 11:07:20 -07:00
parent 8cb5688047
commit 2d2474685a
1 changed files with 18 additions and 0 deletions
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18
Tests/test_file_libtiff.py
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@ -342,6 +342,24 @@ class TestFileLibTiff(LibTiffTestCase):
im.load() im.load()
self.assertFalse(im.tag.next) self.assertFalse(im.tag.next)
def test_4bit(self):
# Arrange
test_file = "Tests/images/hopper_gray_4bpp.tif"
original = hopper("L")
# Act
TiffImagePlugin.READ_LIBTIFF = True
im = Image.open(test_file)
TiffImagePlugin.READ_LIBTIFF = False
# Assert
self.assertEqual(im.size, (128, 128))
self.assertEqual(im.mode, "L")
self.assert_image_similar(im, original, 7.3)
if __name__ == '__main__': if __name__ == '__main__':
unittest.main() unittest.main()