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37 lines
1.1 KiB
Python
37 lines
1.1 KiB
Python
from helper import unittest, PillowTestCase, hopper
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from PIL import Image
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class TestImageRotate(PillowTestCase):
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def test_rotate(self):
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def rotate(im, mode, angle):
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out = im.rotate(angle)
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self.assertEqual(out.mode, mode)
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self.assertEqual(out.size, im.size) # default rotate clips output
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out = im.rotate(angle, expand=1)
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self.assertEqual(out.mode, mode)
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if angle % 180 == 0:
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self.assertEqual(out.size, im.size)
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elif im.size == (0, 0):
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self.assertEqual(out.size, im.size)
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else:
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self.assertNotEqual(out.size, im.size)
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for mode in ("1", "P", "L", "RGB", "I", "F"):
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im = hopper(mode)
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rotate(im, mode, 45)
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for angle in (0, 90, 180, 270):
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im = Image.open('Tests/images/test-card.png')
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rotate(im, im.mode, angle)
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for angle in (0, 45, 90, 180, 270):
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im = Image.new('RGB',(0,0))
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rotate(im, im.mode, angle)
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if __name__ == '__main__':
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unittest.main()
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