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37 lines
1.1 KiB
Python
37 lines
1.1 KiB
Python
from .helper import unittest, PillowTestCase
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from PIL import Image
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class TestLibImage(PillowTestCase):
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def test_setmode(self):
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im = Image.new("L", (1, 1), 255)
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im.im.setmode("1")
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self.assertEqual(im.im.getpixel((0, 0)), 255)
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im.im.setmode("L")
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self.assertEqual(im.im.getpixel((0, 0)), 255)
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im = Image.new("1", (1, 1), 1)
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im.im.setmode("L")
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self.assertEqual(im.im.getpixel((0, 0)), 255)
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im.im.setmode("1")
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self.assertEqual(im.im.getpixel((0, 0)), 255)
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im = Image.new("RGB", (1, 1), (1, 2, 3))
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im.im.setmode("RGB")
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self.assertEqual(im.im.getpixel((0, 0)), (1, 2, 3))
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im.im.setmode("RGBA")
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self.assertEqual(im.im.getpixel((0, 0)), (1, 2, 3, 255))
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im.im.setmode("RGBX")
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self.assertEqual(im.im.getpixel((0, 0)), (1, 2, 3, 255))
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im.im.setmode("RGB")
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self.assertEqual(im.im.getpixel((0, 0)), (1, 2, 3))
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self.assertRaises(ValueError, im.im.setmode, "L")
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self.assertRaises(ValueError, im.im.setmode, "RGBABCDE")
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if __name__ == "__main__":
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unittest.main()
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