'Test flag attribute availability'

def test_flags(self):

    self.assertTrue(hasattr(splice, 'SPLICE_F_MOVE'))
    self.assertTrue(hasattr(splice, 'SPLICE_F_NONBLOCK'))
    self.assertTrue(hasattr(splice, 'SPLICE_F_MORE'))
    self.assertTrue(hasattr(splice, 'SPLICE_F_GIFT'))
