from tester import * from PIL import Image if hasattr(sys, 'pypy_version_info'): # This takes _forever_ on pypy. Open Bug, # see https://github.com/python-imaging/Pillow/issues/484 skip() 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)) def test_16bit_lut(): """ Tests for 16 bit -> 8 bit lut for converting I->L images see https://github.com/python-imaging/Pillow/issues/440 """ im = lena("I") assert_no_exception(lambda: im.point(list(range(256))*256, 'L'))