mirror of
https://github.com/python-pillow/Pillow.git
synced 2024-12-26 09:56:17 +03:00
109 lines
2.4 KiB
Python
109 lines
2.4 KiB
Python
import pytest
|
|
|
|
from PIL import Image, ImageShow
|
|
|
|
from .helper import hopper, is_win32, on_ci
|
|
|
|
|
|
def test_sanity():
|
|
dir(Image)
|
|
dir(ImageShow)
|
|
|
|
|
|
def test_register():
|
|
# Test registering a viewer that is not a class
|
|
ImageShow.register("not a class")
|
|
|
|
# Restore original state
|
|
ImageShow._viewers.pop()
|
|
|
|
|
|
@pytest.mark.parametrize(
|
|
"order",
|
|
[-1, 0],
|
|
)
|
|
def test_viewer_show(order):
|
|
class TestViewer(ImageShow.Viewer):
|
|
def show_image(self, image, **options):
|
|
self.methodCalled = True
|
|
return True
|
|
|
|
viewer = TestViewer()
|
|
ImageShow.register(viewer, order)
|
|
|
|
for mode in ("1", "I;16", "LA", "RGB", "RGBA"):
|
|
viewer.methodCalled = False
|
|
with hopper(mode) as im:
|
|
assert ImageShow.show(im)
|
|
assert viewer.methodCalled
|
|
|
|
# Restore original state
|
|
ImageShow._viewers.pop(0)
|
|
|
|
|
|
@pytest.mark.skipif(
|
|
not on_ci() or is_win32(),
|
|
reason="Only run on CIs; hangs on Windows CIs",
|
|
)
|
|
def test_show():
|
|
for mode in ("1", "I;16", "LA", "RGB", "RGBA"):
|
|
im = hopper(mode)
|
|
assert ImageShow.show(im)
|
|
|
|
|
|
def test_show_without_viewers():
|
|
viewers = ImageShow._viewers
|
|
ImageShow._viewers = []
|
|
|
|
im = hopper()
|
|
assert not ImageShow.show(im)
|
|
|
|
ImageShow._viewers = viewers
|
|
|
|
|
|
def test_viewer():
|
|
viewer = ImageShow.Viewer()
|
|
|
|
assert viewer.get_format(None) is None
|
|
|
|
with pytest.raises(NotImplementedError):
|
|
viewer.get_command(None)
|
|
|
|
|
|
def test_viewers():
|
|
for viewer in ImageShow._viewers:
|
|
try:
|
|
viewer.get_command("test.jpg")
|
|
except NotImplementedError:
|
|
pass
|
|
|
|
|
|
def test_ipythonviewer():
|
|
pytest.importorskip("IPython", reason="IPython not installed")
|
|
for viewer in ImageShow._viewers:
|
|
if isinstance(viewer, ImageShow.IPythonViewer):
|
|
test_viewer = viewer
|
|
break
|
|
else:
|
|
assert False
|
|
|
|
im = hopper()
|
|
assert test_viewer.show(im) == 1
|
|
|
|
|
|
@pytest.mark.skipif(
|
|
not on_ci() or is_win32(),
|
|
reason="Only run on CIs; hangs on Windows CIs",
|
|
)
|
|
def test_file_deprecated(tmp_path):
|
|
f = str(tmp_path / "temp.jpg")
|
|
for viewer in ImageShow._viewers:
|
|
hopper().save(f)
|
|
with pytest.warns(DeprecationWarning):
|
|
try:
|
|
viewer.show_file(file=f)
|
|
except NotImplementedError:
|
|
pass
|
|
with pytest.raises(TypeError):
|
|
viewer.show_file()
|