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Merge pull request #1 from radarhere/p2pa_images_conversion

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Only test alpha channel values
This commit is contained in:
Davide Consalvo 2022-05-28 10:01:20 +02:00 committed by GitHub
commit 7f39a21910
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1 changed files with 7 additions and 7 deletions
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14
Tests/test_image_convert.py
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@ -222,18 +222,18 @@ def test_p_la():
assert_image_similar(alpha, comparable, 5)
def test_p_pa():
def test_p2pa_alpha():
with Image.open("Tests/images/tiny.png") as im:
assert im.mode == "P"
im_pa = im.convert("PA")
assert im_pa.mode == "PA"
assert im_pa.mode == "PA"
assert (
im_pa.tobytes() == b"\x00\x00\x00\x00\x08\xff\x04\xff\x00\x00\x00\x00"
b"\x06\xff\x07\xff\x00\x00\x00\x00\x02\xff\x03\xff\x00"
b"\x00\x00\x00\x01\xff\x05\xff"
)
im_a = im_pa.getchannel("A")
for x in range(4):
alpha = 255 if x > 1 else 0
for y in range(4):
assert im_a.getpixel((x, y)) == alpha
def test_matrix_illegal_conversion():