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Merge pull request #24 from hugovk/bgr-helper

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Add deprecation helper for Image.new with BGR; modes
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Andrew Murray 2024-04-26 08:17:00 +10:00 committed by GitHub
commit 5736da80f1
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1 changed files with 12 additions and 15 deletions
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27
Tests/test_image.py
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@ -36,14 +36,19 @@ from .helper import (
)
# Deprecation helper
def helper_image_new(mode: str, size: tuple[int, int]) -> Image.Image:
if mode.startswith("BGR;"):
with pytest.warns(DeprecationWarning):
return Image.new(mode, size)
else:
return Image.new(mode, size)
class TestImage:
@pytest.mark.parametrize("mode", modes)
def test_image_modes_success(self, mode: str) -> None:
if mode.startswith("BGR;"):
with pytest.warns(DeprecationWarning):
Image.new(mode, (1, 1))
else:
Image.new(mode, (1, 1))
helper_image_new(mode, (1, 1))
@pytest.mark.parametrize("mode", ("", "bad", "very very long"))
def test_image_modes_fail(self, mode: str) -> None:
@ -1039,11 +1044,7 @@ class TestImageBytes:
im = hopper(mode)
source_bytes = im.tobytes()
if mode.startswith("BGR;"):
with pytest.warns(DeprecationWarning):
reloaded = Image.new(mode, im.size)
else:
reloaded = Image.new(mode, im.size)
reloaded = helper_image_new(mode, im.size)
reloaded.frombytes(source_bytes)
assert reloaded.tobytes() == source_bytes
@ -1052,11 +1053,7 @@ class TestImageBytes:
if is_big_endian and mode == "BGR;15":
pytest.xfail("Known failure of BGR;15 on big-endian")
im = hopper(mode)
if mode.startswith("BGR;"):
with pytest.warns(DeprecationWarning):
reloaded = Image.new(mode, im.size)
else:
reloaded = Image.new(mode, im.size)
reloaded = helper_image_new(mode, im.size)
reloaded.putdata(im.getdata())
assert_image_equal(im, reloaded)