xref: /aosp_15_r20/external/openthread/tests/scripts/thread-cert/test_set_mliid.py (revision cfb92d1480a9e65faed56933e9c12405f45898b4) 
1#!/usr/bin/env python3
2#
3#  Copyright (c) 2021, The OpenThread Authors.
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9#     notice, this list of conditions and the following disclaimer.
10#  2. Redistributions in binary form must reproduce the above copyright
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14#     names of its contributors may be used to endorse or promote products
15#     derived from this software without specific prior written permission.
16#
17#  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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28#
29
30import unittest
31import ipaddress
32
33import config
34import thread_cert
35
36LEADER = 1
37
38
39class Test_SetMlIid(thread_cert.TestCase):
40    USE_MESSAGE_FACTORY = False
41
42    TOPOLOGY = {
43        LEADER: {
44            'mode': 'rdn',
45        },
46    }
47
48    def test(self):
49        # Set ML-IID before Thread is enabled.
50        self.nodes[LEADER].set_mliid('1122334455667788')
51
52        self.nodes[LEADER].start()
53        self.simulator.go(config.LEADER_STARTUP_DELAY)
54        self.assertEqual(self.nodes[LEADER].get_state(), 'leader')
55
56        # Ensure set ML-IID was effective.
57        mleid = self.nodes[LEADER].get_ip6_address(config.ADDRESS_TYPE.ML_EID)
58        self.assertEqual(b'\x11\x22\x33\x44\x55\x66\x77\x88', ipaddress.IPv6Address(mleid).packed[-8:])
59
60        # Ensure set ML-IID fail after Thread is enabled.
61        self.assertRaises(Exception, lambda: self.nodes[LEADER].set_mliid('5566778811223344'))
62
63        self.nodes[LEADER].reset()
64
65        self.nodes[LEADER].start()
66        self.simulator.go(config.LEADER_RESET_DELAY)
67        self.assertEqual(self.nodes[LEADER].get_state(), 'leader')
68
69        # Ensure ML-IID is persistent after reset.
70        mleid = self.nodes[LEADER].get_ip6_address(config.ADDRESS_TYPE.ML_EID)
71        self.assertEqual(b'\x11\x22\x33\x44\x55\x66\x77\x88', ipaddress.IPv6Address(mleid).packed[-8:])
72
73
74if __name__ == '__main__':
75    unittest.main()
76