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Add unit tests for alpha fill color fix

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This commit is contained in:
Matt 2018-05-30 15:05:58 +01:00
parent f0c4a436f3
commit d2854f3925
1 changed files with 13 additions and 0 deletions
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13
Tests/test_image_rotate.py
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@ -109,6 +109,19 @@ class TestImageRotate(PillowTestCase):
im = im.rotate(45, fillcolor='white')
self.assert_image_equal(im, target)
def test_alpha_rotate_no_fill(self):
# Alpha images are handled differently internally
im = Image.new('RGBA', (10, 10), 'green')
im = im.rotate(45, expand=1)
corner = im.getpixel((0,0))
self.assertEqual(corner, (0, 0, 0, 0))
def test_alpha_rotate_with_fill(self):
# Alpha images are handled differently internally
im = Image.new('RGBA', (10, 10), 'green')
im = im.rotate(45, expand=1, fillcolor=(255, 0, 0, 255))
corner = im.getpixel((0,0))
self.assertEqual(corner, (255, 0, 0, 255))
if __name__ == '__main__':
unittest.main()