mirror of
https://github.com/python-pillow/Pillow.git
synced 2024-11-10 19:56:47 +03:00
232 lines
6.6 KiB
Python
232 lines
6.6 KiB
Python
from __future__ import annotations
|
|
|
|
import io
|
|
import os
|
|
|
|
import pytest
|
|
|
|
from PIL import IcoImagePlugin, Image, ImageDraw
|
|
|
|
from .helper import assert_image_equal, assert_image_equal_tofile, hopper
|
|
|
|
TEST_ICO_FILE = "Tests/images/hopper.ico"
|
|
|
|
|
|
def test_sanity():
|
|
with Image.open(TEST_ICO_FILE) as im:
|
|
im.load()
|
|
assert im.mode == "RGBA"
|
|
assert im.size == (16, 16)
|
|
assert im.format == "ICO"
|
|
assert im.get_format_mimetype() == "image/x-icon"
|
|
|
|
|
|
def test_load():
|
|
with Image.open(TEST_ICO_FILE) as im:
|
|
assert im.load()[0, 0] == (1, 1, 9, 255)
|
|
|
|
|
|
def test_mask():
|
|
with Image.open("Tests/images/hopper_mask.ico") as im:
|
|
assert_image_equal_tofile(im, "Tests/images/hopper_mask.png")
|
|
|
|
|
|
def test_black_and_white():
|
|
with Image.open("Tests/images/black_and_white.ico") as im:
|
|
assert im.mode == "RGBA"
|
|
assert im.size == (16, 16)
|
|
|
|
|
|
def test_invalid_file():
|
|
with open("Tests/images/flower.jpg", "rb") as fp:
|
|
with pytest.raises(SyntaxError):
|
|
IcoImagePlugin.IcoImageFile(fp)
|
|
|
|
|
|
def test_save_to_bytes():
|
|
output = io.BytesIO()
|
|
im = hopper()
|
|
im.save(output, "ico", sizes=[(32, 32), (64, 64)])
|
|
|
|
# The default image
|
|
output.seek(0)
|
|
with Image.open(output) as reloaded:
|
|
assert reloaded.info["sizes"] == {(32, 32), (64, 64)}
|
|
|
|
assert im.mode == reloaded.mode
|
|
assert (64, 64) == reloaded.size
|
|
assert reloaded.format == "ICO"
|
|
assert_image_equal(
|
|
reloaded, hopper().resize((64, 64), Image.Resampling.LANCZOS)
|
|
)
|
|
|
|
# The other one
|
|
output.seek(0)
|
|
with Image.open(output) as reloaded:
|
|
reloaded.size = (32, 32)
|
|
|
|
assert im.mode == reloaded.mode
|
|
assert (32, 32) == reloaded.size
|
|
assert reloaded.format == "ICO"
|
|
assert_image_equal(
|
|
reloaded, hopper().resize((32, 32), Image.Resampling.LANCZOS)
|
|
)
|
|
|
|
|
|
def test_getpixel(tmp_path):
|
|
temp_file = str(tmp_path / "temp.ico")
|
|
|
|
im = hopper()
|
|
im.save(temp_file, "ico", sizes=[(32, 32), (64, 64)])
|
|
|
|
with Image.open(temp_file) as reloaded:
|
|
reloaded.load()
|
|
reloaded.size = (32, 32)
|
|
|
|
assert reloaded.getpixel((0, 0)) == (18, 20, 62)
|
|
|
|
|
|
def test_no_duplicates(tmp_path):
|
|
temp_file = str(tmp_path / "temp.ico")
|
|
temp_file2 = str(tmp_path / "temp2.ico")
|
|
|
|
im = hopper()
|
|
sizes = [(32, 32), (64, 64)]
|
|
im.save(temp_file, "ico", sizes=sizes)
|
|
|
|
sizes.append(sizes[-1])
|
|
im.save(temp_file2, "ico", sizes=sizes)
|
|
|
|
assert os.path.getsize(temp_file) == os.path.getsize(temp_file2)
|
|
|
|
|
|
def test_different_bit_depths(tmp_path):
|
|
temp_file = str(tmp_path / "temp.ico")
|
|
temp_file2 = str(tmp_path / "temp2.ico")
|
|
|
|
im = hopper()
|
|
im.save(temp_file, "ico", bitmap_format="bmp", sizes=[(128, 128)])
|
|
|
|
hopper("1").save(
|
|
temp_file2,
|
|
"ico",
|
|
bitmap_format="bmp",
|
|
sizes=[(128, 128)],
|
|
append_images=[im],
|
|
)
|
|
|
|
assert os.path.getsize(temp_file) != os.path.getsize(temp_file2)
|
|
|
|
# Test that only matching sizes of different bit depths are saved
|
|
temp_file3 = str(tmp_path / "temp3.ico")
|
|
temp_file4 = str(tmp_path / "temp4.ico")
|
|
|
|
im.save(temp_file3, "ico", bitmap_format="bmp", sizes=[(128, 128)])
|
|
im.save(
|
|
temp_file4,
|
|
"ico",
|
|
bitmap_format="bmp",
|
|
sizes=[(128, 128)],
|
|
append_images=[Image.new("P", (64, 64))],
|
|
)
|
|
|
|
assert os.path.getsize(temp_file3) == os.path.getsize(temp_file4)
|
|
|
|
|
|
@pytest.mark.parametrize("mode", ("1", "L", "P", "RGB", "RGBA"))
|
|
def test_save_to_bytes_bmp(mode):
|
|
output = io.BytesIO()
|
|
im = hopper(mode)
|
|
im.save(output, "ico", bitmap_format="bmp", sizes=[(32, 32), (64, 64)])
|
|
|
|
# The default image
|
|
output.seek(0)
|
|
with Image.open(output) as reloaded:
|
|
assert reloaded.info["sizes"] == {(32, 32), (64, 64)}
|
|
|
|
assert "RGBA" == reloaded.mode
|
|
assert (64, 64) == reloaded.size
|
|
assert reloaded.format == "ICO"
|
|
im = hopper(mode).resize((64, 64), Image.Resampling.LANCZOS).convert("RGBA")
|
|
assert_image_equal(reloaded, im)
|
|
|
|
# The other one
|
|
output.seek(0)
|
|
with Image.open(output) as reloaded:
|
|
reloaded.size = (32, 32)
|
|
|
|
assert "RGBA" == reloaded.mode
|
|
assert (32, 32) == reloaded.size
|
|
assert reloaded.format == "ICO"
|
|
im = hopper(mode).resize((32, 32), Image.Resampling.LANCZOS).convert("RGBA")
|
|
assert_image_equal(reloaded, im)
|
|
|
|
|
|
def test_incorrect_size():
|
|
with Image.open(TEST_ICO_FILE) as im:
|
|
with pytest.raises(ValueError):
|
|
im.size = (1, 1)
|
|
|
|
|
|
def test_save_256x256(tmp_path):
|
|
"""Issue #2264 https://github.com/python-pillow/Pillow/issues/2264"""
|
|
# Arrange
|
|
with Image.open("Tests/images/hopper_256x256.ico") as im:
|
|
outfile = str(tmp_path / "temp_saved_hopper_256x256.ico")
|
|
|
|
# Act
|
|
im.save(outfile)
|
|
with Image.open(outfile) as im_saved:
|
|
# Assert
|
|
assert im_saved.size == (256, 256)
|
|
|
|
|
|
def test_only_save_relevant_sizes(tmp_path):
|
|
"""Issue #2266 https://github.com/python-pillow/Pillow/issues/2266
|
|
Should save in 16x16, 24x24, 32x32, 48x48 sizes
|
|
and not in 16x16, 24x24, 32x32, 48x48, 48x48, 48x48, 48x48 sizes
|
|
"""
|
|
# Arrange
|
|
with Image.open("Tests/images/python.ico") as im: # 16x16, 32x32, 48x48
|
|
outfile = str(tmp_path / "temp_saved_python.ico")
|
|
# Act
|
|
im.save(outfile)
|
|
|
|
with Image.open(outfile) as im_saved:
|
|
# Assert
|
|
assert im_saved.info["sizes"] == {(16, 16), (24, 24), (32, 32), (48, 48)}
|
|
|
|
|
|
def test_save_append_images(tmp_path):
|
|
# append_images should be used for scaled down versions of the image
|
|
im = hopper("RGBA")
|
|
provided_im = Image.new("RGBA", (32, 32), (255, 0, 0))
|
|
outfile = str(tmp_path / "temp_saved_multi_icon.ico")
|
|
im.save(outfile, sizes=[(32, 32), (128, 128)], append_images=[provided_im])
|
|
|
|
with Image.open(outfile) as reread:
|
|
assert_image_equal(reread, hopper("RGBA"))
|
|
|
|
reread.size = (32, 32)
|
|
assert_image_equal(reread, provided_im)
|
|
|
|
|
|
def test_unexpected_size():
|
|
# This image has been manually hexedited to state that it is 16x32
|
|
# while the image within is still 16x16
|
|
with pytest.warns(UserWarning):
|
|
with Image.open("Tests/images/hopper_unexpected.ico") as im:
|
|
assert im.size == (16, 16)
|
|
|
|
|
|
def test_draw_reloaded(tmp_path):
|
|
with Image.open(TEST_ICO_FILE) as im:
|
|
outfile = str(tmp_path / "temp_saved_hopper_draw.ico")
|
|
|
|
draw = ImageDraw.Draw(im)
|
|
draw.line((0, 0) + im.size, "#f00")
|
|
im.save(outfile)
|
|
|
|
with Image.open(outfile) as im:
|
|
assert_image_equal_tofile(im, "Tests/images/hopper_draw.ico")
|