mirror of
https://github.com/python-pillow/Pillow.git
synced 2024-12-25 01:16:16 +03:00
167 lines
3.8 KiB
Python
167 lines
3.8 KiB
Python
import warnings
|
|
|
|
import pytest
|
|
|
|
from PIL import FliImagePlugin, Image
|
|
|
|
from .helper import assert_image_equal, assert_image_equal_tofile, is_pypy
|
|
|
|
# created as an export of a palette image from Gimp2.6
|
|
# save as...-> hopper.fli, default options.
|
|
static_test_file = "Tests/images/hopper.fli"
|
|
|
|
# From https://samples.libav.org/fli-flc/
|
|
animated_test_file = "Tests/images/a.fli"
|
|
|
|
|
|
def test_sanity():
|
|
with Image.open(static_test_file) as im:
|
|
im.load()
|
|
assert im.mode == "P"
|
|
assert im.size == (128, 128)
|
|
assert im.format == "FLI"
|
|
assert not im.is_animated
|
|
|
|
with Image.open(animated_test_file) as im:
|
|
assert im.mode == "P"
|
|
assert im.size == (320, 200)
|
|
assert im.format == "FLI"
|
|
assert im.info["duration"] == 71
|
|
assert im.is_animated
|
|
|
|
|
|
@pytest.mark.skipif(is_pypy(), reason="Requires CPython")
|
|
def test_unclosed_file():
|
|
def open():
|
|
im = Image.open(static_test_file)
|
|
im.load()
|
|
|
|
pytest.warns(ResourceWarning, open)
|
|
|
|
|
|
def test_closed_file():
|
|
with warnings.catch_warnings():
|
|
im = Image.open(static_test_file)
|
|
im.load()
|
|
im.close()
|
|
|
|
|
|
def test_seek_after_close():
|
|
im = Image.open(animated_test_file)
|
|
im.seek(1)
|
|
im.close()
|
|
|
|
with pytest.raises(ValueError):
|
|
im.seek(0)
|
|
|
|
|
|
def test_context_manager():
|
|
with warnings.catch_warnings():
|
|
with Image.open(static_test_file) as im:
|
|
im.load()
|
|
|
|
|
|
def test_tell():
|
|
# Arrange
|
|
with Image.open(static_test_file) as im:
|
|
|
|
# Act
|
|
frame = im.tell()
|
|
|
|
# Assert
|
|
assert frame == 0
|
|
|
|
|
|
def test_invalid_file():
|
|
invalid_file = "Tests/images/flower.jpg"
|
|
|
|
with pytest.raises(SyntaxError):
|
|
FliImagePlugin.FliImageFile(invalid_file)
|
|
|
|
|
|
def test_palette_chunk_second():
|
|
with Image.open("Tests/images/hopper_palette_chunk_second.fli") as im:
|
|
with Image.open(static_test_file) as expected:
|
|
assert_image_equal(im.convert("RGB"), expected.convert("RGB"))
|
|
|
|
|
|
def test_n_frames():
|
|
with Image.open(static_test_file) as im:
|
|
assert im.n_frames == 1
|
|
assert not im.is_animated
|
|
|
|
with Image.open(animated_test_file) as im:
|
|
assert im.n_frames == 384
|
|
assert im.is_animated
|
|
|
|
|
|
def test_eoferror():
|
|
with Image.open(animated_test_file) as im:
|
|
n_frames = im.n_frames
|
|
|
|
# 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(animated_test_file) as im:
|
|
|
|
layer_number = im.tell()
|
|
assert layer_number == 0
|
|
|
|
im.seek(0)
|
|
layer_number = im.tell()
|
|
assert layer_number == 0
|
|
|
|
im.seek(1)
|
|
layer_number = im.tell()
|
|
assert layer_number == 1
|
|
|
|
im.seek(2)
|
|
layer_number = im.tell()
|
|
assert layer_number == 2
|
|
|
|
im.seek(1)
|
|
layer_number = im.tell()
|
|
assert layer_number == 1
|
|
|
|
|
|
def test_seek():
|
|
with Image.open(animated_test_file) as im:
|
|
im.seek(50)
|
|
|
|
assert_image_equal_tofile(im, "Tests/images/a_fli.png")
|
|
|
|
|
|
@pytest.mark.parametrize(
|
|
"test_file",
|
|
[
|
|
"Tests/images/timeout-9139147ce93e20eb14088fe238e541443ffd64b3.fli",
|
|
"Tests/images/timeout-bff0a9dc7243a8e6ede2408d2ffa6a9964698b87.fli",
|
|
],
|
|
)
|
|
@pytest.mark.timeout(timeout=3)
|
|
def test_timeouts(test_file):
|
|
with open(test_file, "rb") as f:
|
|
with Image.open(f) as im:
|
|
with pytest.raises(OSError):
|
|
im.load()
|
|
|
|
|
|
@pytest.mark.parametrize(
|
|
"test_file",
|
|
[
|
|
"Tests/images/crash-5762152299364352.fli",
|
|
],
|
|
)
|
|
def test_crash(test_file):
|
|
with open(test_file, "rb") as f:
|
|
with Image.open(f) as im:
|
|
with pytest.raises(OSError):
|
|
im.load()
|