mirror of
https://github.com/python-pillow/Pillow.git
synced 2024-11-11 04:07:21 +03:00
73 lines
2.4 KiB
Python
73 lines
2.4 KiB
Python
from PIL import Image, WmfImagePlugin
|
|
|
|
from .helper import PillowTestCase, hopper
|
|
|
|
|
|
class TestFileWmf(PillowTestCase):
|
|
def test_load_raw(self):
|
|
|
|
# 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
|
|
with Image.open("Tests/images/drawing_emf_ref.png") as imref:
|
|
imref.load()
|
|
self.assert_image_similar(im, imref, 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
|
|
with Image.open("Tests/images/drawing_wmf_ref.png") as imref:
|
|
imref.load()
|
|
self.assert_image_similar(im, imref, 2.0)
|
|
|
|
def test_register_handler(self):
|
|
class TestHandler:
|
|
methodCalled = False
|
|
|
|
def save(self, im, fp, filename):
|
|
self.methodCalled = True
|
|
|
|
handler = TestHandler()
|
|
WmfImagePlugin.register_handler(handler)
|
|
|
|
im = hopper()
|
|
tmpfile = self.tempfile("temp.wmf")
|
|
im.save(tmpfile)
|
|
self.assertTrue(handler.methodCalled)
|
|
|
|
# Restore the state before this test
|
|
WmfImagePlugin.register_handler(None)
|
|
|
|
def test_load_dpi_rounding(self):
|
|
# Round up
|
|
with Image.open("Tests/images/drawing.emf") as im:
|
|
self.assertEqual(im.info["dpi"], 1424)
|
|
|
|
# Round down
|
|
with Image.open("Tests/images/drawing_roundDown.emf") as im:
|
|
self.assertEqual(im.info["dpi"], 1426)
|
|
|
|
def test_load_set_dpi(self):
|
|
with Image.open("Tests/images/drawing.wmf") as im:
|
|
self.assertEqual(im.size, (82, 82))
|
|
|
|
if hasattr(Image.core, "drawwmf"):
|
|
im.load(144)
|
|
self.assertEqual(im.size, (164, 164))
|
|
|
|
with Image.open("Tests/images/drawing_wmf_ref_144.png") as expected:
|
|
self.assert_image_similar(im, expected, 2.0)
|
|
|
|
def test_save(self):
|
|
im = hopper()
|
|
|
|
for ext in [".wmf", ".emf"]:
|
|
tmpfile = self.tempfile("temp" + ext)
|
|
self.assertRaises(IOError, im.save, tmpfile)
|