mirror of
https://github.com/python-pillow/Pillow.git
synced 2024-11-15 06:07:33 +03:00
82 lines
1.6 KiB
Python
82 lines
1.6 KiB
Python
import os.path
|
|
import subprocess
|
|
|
|
import pytest
|
|
|
|
from PIL import Image
|
|
|
|
from .helper import assert_image_equal, hopper, magick_command
|
|
|
|
|
|
def helper_save_as_palm(tmp_path, mode):
|
|
# Arrange
|
|
im = hopper(mode)
|
|
outfile = str(tmp_path / ("temp_" + mode + ".palm"))
|
|
|
|
# Act
|
|
im.save(outfile)
|
|
|
|
# Assert
|
|
assert os.path.isfile(outfile)
|
|
assert os.path.getsize(outfile) > 0
|
|
|
|
|
|
def open_with_magick(magick, tmp_path, f):
|
|
outfile = str(tmp_path / "temp.png")
|
|
rc = subprocess.call(
|
|
magick + [f, outfile], stdout=subprocess.DEVNULL, stderr=subprocess.STDOUT
|
|
)
|
|
if rc:
|
|
raise OSError
|
|
return Image.open(outfile)
|
|
|
|
|
|
def roundtrip(tmp_path, mode):
|
|
magick = magick_command()
|
|
if not magick:
|
|
return
|
|
|
|
im = hopper(mode)
|
|
outfile = str(tmp_path / "temp.palm")
|
|
|
|
im.save(outfile)
|
|
converted = open_with_magick(magick, tmp_path, outfile)
|
|
assert_image_equal(converted, im)
|
|
|
|
|
|
def test_monochrome(tmp_path):
|
|
# Arrange
|
|
mode = "1"
|
|
|
|
# Act / Assert
|
|
helper_save_as_palm(tmp_path, mode)
|
|
roundtrip(tmp_path, mode)
|
|
|
|
|
|
@pytest.mark.xfail(reason="Palm P image is wrong")
|
|
def test_p_mode(tmp_path):
|
|
# Arrange
|
|
mode = "P"
|
|
|
|
# Act / Assert
|
|
helper_save_as_palm(tmp_path, mode)
|
|
roundtrip(tmp_path, mode)
|
|
|
|
|
|
def test_l_oserror(tmp_path):
|
|
# Arrange
|
|
mode = "L"
|
|
|
|
# Act / Assert
|
|
with pytest.raises(OSError):
|
|
helper_save_as_palm(tmp_path, mode)
|
|
|
|
|
|
def test_rgb_oserror(tmp_path):
|
|
# Arrange
|
|
mode = "RGB"
|
|
|
|
# Act / Assert
|
|
with pytest.raises(OSError):
|
|
helper_save_as_palm(tmp_path, mode)
|