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46 lines
1.1 KiB
Python
46 lines
1.1 KiB
Python
from helper import unittest, PillowTestCase, lena
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from PIL import Image
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class TestImageGetBbox(PillowTestCase):
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def test_sanity(self):
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bbox = lena().getbbox()
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self.assertIsInstance(bbox, tuple)
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def test_bbox(self):
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# 8-bit mode
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im = Image.new("L", (100, 100), 0)
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self.assertEqual(im.getbbox(), None)
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im.paste(255, (10, 25, 90, 75))
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self.assertEqual(im.getbbox(), (10, 25, 90, 75))
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im.paste(255, (25, 10, 75, 90))
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self.assertEqual(im.getbbox(), (10, 10, 90, 90))
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im.paste(255, (-10, -10, 110, 110))
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self.assertEqual(im.getbbox(), (0, 0, 100, 100))
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# 32-bit mode
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im = Image.new("RGB", (100, 100), 0)
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self.assertEqual(im.getbbox(), None)
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im.paste(255, (10, 25, 90, 75))
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self.assertEqual(im.getbbox(), (10, 25, 90, 75))
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im.paste(255, (25, 10, 75, 90))
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self.assertEqual(im.getbbox(), (10, 10, 90, 90))
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im.paste(255, (-10, -10, 110, 110))
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self.assertEqual(im.getbbox(), (0, 0, 100, 100))
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if __name__ == '__main__':
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unittest.main()
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# End of file
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