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use namedtuple for image mode info

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This commit is contained in:
Yay295 2024-03-27 10:29:19 -05:00
parent f8160b858a
commit 139245a3db
1 changed files with 36 additions and 31 deletions
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67
Tests/test_image.py
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@ -8,7 +8,7 @@ import sys
import tempfile
import warnings
from pathlib import Path
from typing import IO
from typing import IO, NamedTuple
import pytest
@ -33,34 +33,39 @@ from .helper import (
skip_unless_feature,
)
# name, pixel size
class ImageModeInfo(NamedTuple):
name: str
pixel_size: int
image_modes = (
("1", 1),
("L", 1),
("LA", 4),
("La", 4),
("P", 1),
("PA", 4),
("F", 4),
("I", 4),
("I;16", 2),
("I;16L", 2),
("I;16B", 2),
("I;16N", 2),
("RGB", 4),
("RGBA", 4),
("RGBa", 4),
("RGBX", 4),
("BGR;15", 2),
("BGR;16", 2),
("BGR;24", 3),
("CMYK", 4),
("YCbCr", 4),
("HSV", 4),
("LAB", 4),
ImageModeInfo("1", 1),
ImageModeInfo("L", 1),
ImageModeInfo("LA", 4),
ImageModeInfo("La", 4),
ImageModeInfo("P", 1),
ImageModeInfo("PA", 4),
ImageModeInfo("F", 4),
ImageModeInfo("I", 4),
ImageModeInfo("I;16", 2),
ImageModeInfo("I;16L", 2),
ImageModeInfo("I;16B", 2),
ImageModeInfo("I;16N", 2),
ImageModeInfo("RGB", 4),
ImageModeInfo("RGBA", 4),
ImageModeInfo("RGBa", 4),
ImageModeInfo("RGBX", 4),
ImageModeInfo("BGR;15", 2),
ImageModeInfo("BGR;16", 2),
ImageModeInfo("BGR;24", 3),
ImageModeInfo("CMYK", 4),
ImageModeInfo("YCbCr", 4),
ImageModeInfo("HSV", 4),
ImageModeInfo("LAB", 4),
)
image_mode_names = [name for name, _ in image_modes]
image_mode_names = [mode.name for mode in image_modes]
class TestImage:
@ -1062,13 +1067,13 @@ class TestImageBytes:
reloaded.frombytes(source_bytes)
assert reloaded.tobytes() == source_bytes
@pytest.mark.parametrize(("mode", "pixelsize"), image_modes)
def test_getdata_putdata(self, mode: str, pixelsize: int) -> None:
im = Image.new(mode, (2, 2))
source_bytes = bytes(range(im.width * im.height * pixelsize))
@pytest.mark.parametrize("mode", image_modes)
def test_getdata_putdata(self, mode: ImageModeInfo) -> None:
im = Image.new(mode.name, (2, 2))
source_bytes = bytes(range(im.width * im.height * mode.pixel_size))
im.frombytes(source_bytes)
reloaded = Image.new(mode, im.size)
reloaded = Image.new(mode.name, im.size)
reloaded.putdata(im.getdata())
assert_image_equal(im, reloaded)