mirror of
https://github.com/python-pillow/Pillow.git
synced 2024-11-10 19:56:47 +03:00
75 lines
2.1 KiB
Python
75 lines
2.1 KiB
Python
import pytest
|
|
|
|
from PIL import Image, WmfImagePlugin
|
|
|
|
from .helper import assert_image_similar_tofile, hopper
|
|
|
|
|
|
def test_load_raw():
|
|
# Test basic EMF open and rendering
|
|
with Image.open("Tests/images/drawing.emf") as im:
|
|
if hasattr(Image.core, "drawwmf"):
|
|
# Currently, support for WMF/EMF is Windows-only
|
|
im.load()
|
|
# Compare to reference rendering
|
|
assert_image_similar_tofile(im, "Tests/images/drawing_emf_ref.png", 0)
|
|
|
|
# Test basic WMF open and rendering
|
|
with Image.open("Tests/images/drawing.wmf") as im:
|
|
if hasattr(Image.core, "drawwmf"):
|
|
# Currently, support for WMF/EMF is Windows-only
|
|
im.load()
|
|
# Compare to reference rendering
|
|
assert_image_similar_tofile(im, "Tests/images/drawing_wmf_ref.png", 2.0)
|
|
|
|
|
|
def test_load():
|
|
with Image.open("Tests/images/drawing.emf") as im:
|
|
if hasattr(Image.core, "drawwmf"):
|
|
assert im.load()[0, 0] == (255, 255, 255)
|
|
|
|
|
|
def test_register_handler(tmp_path):
|
|
class TestHandler:
|
|
methodCalled = False
|
|
|
|
def save(self, im, fp, filename):
|
|
self.methodCalled = True
|
|
|
|
handler = TestHandler()
|
|
original_handler = WmfImagePlugin._handler
|
|
WmfImagePlugin.register_handler(handler)
|
|
|
|
im = hopper()
|
|
tmpfile = str(tmp_path / "temp.wmf")
|
|
im.save(tmpfile)
|
|
assert handler.methodCalled
|
|
|
|
# Restore the state before this test
|
|
WmfImagePlugin.register_handler(original_handler)
|
|
|
|
|
|
def test_load_float_dpi():
|
|
with Image.open("Tests/images/drawing.emf") as im:
|
|
assert im.info["dpi"] == 1423.7668161434979
|
|
|
|
|
|
def test_load_set_dpi():
|
|
with Image.open("Tests/images/drawing.wmf") as im:
|
|
assert im.size == (82, 82)
|
|
|
|
if hasattr(Image.core, "drawwmf"):
|
|
im.load(144)
|
|
assert im.size == (164, 164)
|
|
|
|
assert_image_similar_tofile(im, "Tests/images/drawing_wmf_ref_144.png", 2.1)
|
|
|
|
|
|
@pytest.mark.parametrize("ext", (".wmf", ".emf"))
|
|
def test_save(ext, tmp_path):
|
|
im = hopper()
|
|
|
|
tmpfile = str(tmp_path / ("temp" + ext))
|
|
with pytest.raises(OSError):
|
|
im.save(tmpfile)
|