test_model_low_level_container.py 文件源码

def testFixedWithPad(self):
        data = 'abcd'
        expected = Bits(bytes='abcd\xff\xff\xff\xff\xff\xff')
        uut = Pad(pad_length=10 * 8, fields=Static(data), pad_data='\xff')
        uut_num_mutations = uut.num_mutations()
        self.assertEqual(uut_num_mutations, 0)
        actual_num_mutations = 0
        while uut.mutate():
            actual_num_mutations += 1
        self.assertEqual(actual_num_mutations, uut_num_mutations)
        self.assertEqual(uut.render(), expected)