Pillow/Tests/test_image_tobitmap.py

15 lines
381 B
Python

from .helper import PillowTestCase, assert_image_equal, fromstring, hopper
class TestImageToBitmap(PillowTestCase):
def test_sanity(self):
self.assertRaises(ValueError, lambda: hopper().tobitmap())
im1 = hopper().convert("1")
bitmap = im1.tobitmap()
self.assertIsInstance(bitmap, bytes)
assert_image_equal(im1, fromstring(bitmap))