from helper import unittest, PillowTestCase, lena import sys class TestImagePoint(PillowTestCase): def setUp(self): if hasattr(sys, 'pypy_version_info'): # This takes _forever_ on PyPy. Open Bug, # see https://github.com/python-pillow/Pillow/issues/484 self.skipTest("Too slow on PyPy") def test_sanity(self): im = lena() self.assertRaises(ValueError, lambda: im.point(list(range(256)))) im.point(list(range(256))*3) im.point(lambda x: x) im = im.convert("I") self.assertRaises(ValueError, lambda: im.point(list(range(256)))) im.point(lambda x: x*1) im.point(lambda x: x+1) im.point(lambda x: x*1+1) self.assertRaises(TypeError, lambda: im.point(lambda x: x-1)) self.assertRaises(TypeError, lambda: im.point(lambda x: x/1)) def test_16bit_lut(self): """ Tests for 16 bit -> 8 bit lut for converting I->L images see https://github.com/python-pillow/Pillow/issues/440 """ im = lena("I") im.point(list(range(256))*256, 'L') if __name__ == '__main__': unittest.main() # End of file