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49 lines
1.2 KiB
Python
49 lines
1.2 KiB
Python
from helper import unittest, PillowTestCase, tearDownModule, lena
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import sys
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from PIL import Image
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class TestImagePutData(PillowTestCase):
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def test_sanity(self):
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im1 = lena()
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data = list(im1.getdata())
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im2 = Image.new(im1.mode, im1.size, 0)
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im2.putdata(data)
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self.assert_image_equal(im1, im2)
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# readonly
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im2 = Image.new(im1.mode, im2.size, 0)
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im2.readonly = 1
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im2.putdata(data)
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self.assertFalse(im2.readonly)
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self.assert_image_equal(im1, im2)
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def test_long_integers(self):
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# see bug-200802-systemerror
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def put(value):
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im = Image.new("RGBA", (1, 1))
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im.putdata([value])
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return im.getpixel((0, 0))
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self.assertEqual(put(0xFFFFFFFF), (255, 255, 255, 255))
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self.assertEqual(put(0xFFFFFFFF), (255, 255, 255, 255))
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self.assertEqual(put(-1), (255, 255, 255, 255))
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self.assertEqual(put(-1), (255, 255, 255, 255))
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if sys.maxsize > 2**32:
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self.assertEqual(put(sys.maxsize), (255, 255, 255, 255))
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else:
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self.assertEqual(put(sys.maxsize), (255, 255, 255, 127))
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if __name__ == '__main__':
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unittest.main()
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# End of file
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