Pillow/Tests/test_image_point.py

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from tester import *
from PIL import Image
def test_sanity():
im = lena()
assert_exception(ValueError, lambda: im.point(list(range(256))))
assert_no_exception(lambda: im.point(list(range(256))*3))
assert_no_exception(lambda: im.point(lambda x: x))
im = im.convert("I")
assert_exception(ValueError, lambda: im.point(list(range(256))))
assert_no_exception(lambda: im.point(lambda x: x*1))
assert_no_exception(lambda: im.point(lambda x: x+1))
assert_no_exception(lambda: im.point(lambda x: x*1+1))
assert_exception(TypeError, lambda: im.point(lambda x: x-1))
assert_exception(TypeError, lambda: im.point(lambda x: x/1))