mirror of
https://github.com/python-pillow/Pillow.git
synced 2025-10-31 07:57:27 +03:00
127 lines
2.8 KiB
Python
127 lines
2.8 KiB
Python
import pytest
|
|
|
|
from PIL import FliImagePlugin, Image
|
|
|
|
from .helper import assert_image_equal, 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():
|
|
def open():
|
|
im = Image.open(static_test_file)
|
|
im.load()
|
|
im.close()
|
|
|
|
pytest.warns(None, open)
|
|
|
|
|
|
def test_context_manager():
|
|
def open():
|
|
with Image.open(static_test_file) as im:
|
|
im.load()
|
|
|
|
pytest.warns(None, open)
|
|
|
|
|
|
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_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)
|
|
|
|
with Image.open("Tests/images/a_fli.png") as expected:
|
|
assert_image_equal(im, expected)
|