mirror of
https://github.com/python-pillow/Pillow.git
synced 2024-12-29 11:26:17 +03:00
155 lines
3.8 KiB
Python
155 lines
3.8 KiB
Python
import pytest
|
|
|
|
from PIL import Image, PsdImagePlugin
|
|
|
|
from .helper import assert_image_similar, hopper, is_pypy
|
|
|
|
test_file = "Tests/images/hopper.psd"
|
|
|
|
|
|
def test_sanity():
|
|
with Image.open(test_file) as im:
|
|
im.load()
|
|
assert im.mode == "RGB"
|
|
assert im.size == (128, 128)
|
|
assert im.format == "PSD"
|
|
assert im.get_format_mimetype() == "image/vnd.adobe.photoshop"
|
|
|
|
im2 = hopper()
|
|
assert_image_similar(im, im2, 4.8)
|
|
|
|
|
|
@pytest.mark.skipif(is_pypy(), reason="Requires CPython")
|
|
def test_unclosed_file():
|
|
def open():
|
|
im = Image.open(test_file)
|
|
im.load()
|
|
|
|
pytest.warns(ResourceWarning, open)
|
|
|
|
|
|
def test_closed_file():
|
|
with pytest.warns(None) as record:
|
|
im = Image.open(test_file)
|
|
im.load()
|
|
im.close()
|
|
|
|
assert not record
|
|
|
|
|
|
def test_context_manager():
|
|
with pytest.warns(None) as record:
|
|
with Image.open(test_file) as im:
|
|
im.load()
|
|
|
|
assert not record
|
|
|
|
|
|
def test_invalid_file():
|
|
invalid_file = "Tests/images/flower.jpg"
|
|
|
|
with pytest.raises(SyntaxError):
|
|
PsdImagePlugin.PsdImageFile(invalid_file)
|
|
|
|
|
|
def test_n_frames():
|
|
with Image.open("Tests/images/hopper_merged.psd") as im:
|
|
assert im.n_frames == 1
|
|
assert not im.is_animated
|
|
|
|
with Image.open(test_file) as im:
|
|
assert im.n_frames == 2
|
|
assert im.is_animated
|
|
|
|
|
|
def test_eoferror():
|
|
with Image.open(test_file) as im:
|
|
# PSD seek index starts at 1 rather than 0
|
|
n_frames = im.n_frames + 1
|
|
|
|
# Test seeking past the last frame
|
|
with pytest.raises(EOFError):
|
|
im.seek(n_frames)
|
|
assert im.tell() < n_frames
|
|
|
|
# Test that seeking to the last frame does not raise an error
|
|
im.seek(n_frames - 1)
|
|
|
|
|
|
def test_seek_tell():
|
|
with Image.open(test_file) as im:
|
|
|
|
layer_number = im.tell()
|
|
assert layer_number == 1
|
|
|
|
with pytest.raises(EOFError):
|
|
im.seek(0)
|
|
|
|
im.seek(1)
|
|
layer_number = im.tell()
|
|
assert layer_number == 1
|
|
|
|
im.seek(2)
|
|
layer_number = im.tell()
|
|
assert layer_number == 2
|
|
|
|
|
|
def test_seek_eoferror():
|
|
with Image.open(test_file) as im:
|
|
|
|
with pytest.raises(EOFError):
|
|
im.seek(-1)
|
|
|
|
|
|
def test_open_after_exclusive_load():
|
|
with Image.open(test_file) as im:
|
|
im.load()
|
|
im.seek(im.tell() + 1)
|
|
im.load()
|
|
|
|
|
|
def test_icc_profile():
|
|
with Image.open(test_file) as im:
|
|
assert "icc_profile" in im.info
|
|
|
|
icc_profile = im.info["icc_profile"]
|
|
assert len(icc_profile) == 3144
|
|
|
|
|
|
def test_no_icc_profile():
|
|
with Image.open("Tests/images/hopper_merged.psd") as im:
|
|
assert "icc_profile" not in im.info
|
|
|
|
|
|
def test_combined_larger_than_size():
|
|
# The 'combined' sizes of the individual parts is larger than the
|
|
# declared 'size' of the extra data field, resulting in a backwards seek.
|
|
|
|
# If we instead take the 'size' of the extra data field as the source of truth,
|
|
# then the seek can't be negative
|
|
with pytest.raises(OSError):
|
|
with Image.open("Tests/images/combined_larger_than_size.psd"):
|
|
pass
|
|
|
|
|
|
@pytest.mark.parametrize(
|
|
"test_file,raises",
|
|
[
|
|
(
|
|
"Tests/images/timeout-1ee28a249896e05b83840ae8140622de8e648ba9.psd",
|
|
Image.UnidentifiedImageError,
|
|
),
|
|
(
|
|
"Tests/images/timeout-598843abc37fc080ec36a2699ebbd44f795d3a6f.psd",
|
|
Image.UnidentifiedImageError,
|
|
),
|
|
("Tests/images/timeout-c8efc3fded6426986ba867a399791bae544f59bc.psd", OSError),
|
|
("Tests/images/timeout-dedc7a4ebd856d79b4359bbcc79e8ef231ce38f6.psd", OSError),
|
|
],
|
|
)
|
|
def test_crashes(test_file, raises):
|
|
with open(test_file, "rb") as f:
|
|
with pytest.raises(raises):
|
|
with Image.open(f):
|
|
pass
|