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Added identity tests for Transform classes

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This commit is contained in:
Andrew Murray 2024-01-08 10:36:30 +11:00
parent ba6399cad1
commit ccdea48cf3
1 changed files with 18 additions and 13 deletions
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31
Tests/test_image_transform.py
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@ -10,20 +10,25 @@ from .helper import assert_image_equal, assert_image_similar, hopper
class TestImageTransform:
def test_sanity(self):
im = Image.new("L", (100, 100))
im = hopper()
seq = tuple(range(10))
transform = ImageTransform.AffineTransform(seq[:6])
im.transform((100, 100), transform)
transform = ImageTransform.PerspectiveTransform(seq[:8])
im.transform((100, 100), transform)
transform = ImageTransform.ExtentTransform(seq[:4])
im.transform((100, 100), transform)
transform = ImageTransform.QuadTransform(seq[:8])
im.transform((100, 100), transform)
transform = ImageTransform.MeshTransform([(seq[:4], seq[:8])])
im.transform((100, 100), transform)
for transform in (
ImageTransform.AffineTransform((1, 0, 0, 0, 1, 0)),
ImageTransform.PerspectiveTransform((1, 0, 0, 0, 1, 0, 0, 0)),
ImageTransform.ExtentTransform((0, 0) + im.size),
ImageTransform.QuadTransform(
(0, 0, 0, im.height, im.width, im.height, im.width, 0)
),
ImageTransform.MeshTransform(
[
(
(0, 0) + im.size,
(0, 0, 0, im.height, im.width, im.height, im.width, 0),
)
]
),
):
assert_image_equal(im, im.transform(im.size, transform))
def test_info(self):
comment = b"File written by Adobe Photoshop\xa8 4.0"