'test issue1202 compliance: signed crc32, adler32 in 2.x'

def test_abcdefghijklmnop(self):

    foo = 'abcdefghijklmnop'
    self.assertEqual(zlib.crc32(foo), (-1808088941))
    self.assertEqual(zlib.crc32('spam'), 1138425661)
    self.assertEqual(zlib.adler32((foo + foo)), (-721416943))
    self.assertEqual(zlib.adler32('spam'), 72286642)
