unplugged-system/external/openthread/tests/scripts/thread-cert/test_detach.py

182 lines
6.4 KiB
Python
Executable File

#!/usr/bin/env python3
#
# Copyright (c) 2022, The OpenThread Authors.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
# 3. Neither the name of the copyright holder nor the
# names of its contributors may be used to endorse or promote products
# derived from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 'AS IS'
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#
import unittest
import thread_cert
import config
from pktverify.consts import MLE_CHILD_UPDATE_REQUEST, TIMEOUT_TLV, ADDR_REL_URI
from pktverify.packet_verifier import PacketVerifier
# Test description:
# This test verifies that detaching function can send correct "goodbye" messages.
#
# Topology:
#
# CHILD_1 ----- ROUTER_1 ----- LEADER
#
#
LEADER = 1
ROUTER_1 = 2
CHILD_1 = 3
class TestDetach(thread_cert.TestCase):
USE_MESSAGE_FACTORY = False
SUPPORT_NCP = False
TOPOLOGY = {
LEADER: {
'name': 'Leader',
'allowlist': [ROUTER_1],
'mode': 'rdn',
},
ROUTER_1: {
'name': 'Router_1',
'allowlist': [LEADER, CHILD_1],
'mode': 'rdn',
},
CHILD_1: {
'name': 'Child_1',
'is_mtd': True,
'allowlist': [ROUTER_1],
'mode': '-',
'timeout': 10,
},
}
def test(self):
leader = self.nodes[LEADER]
router1 = self.nodes[ROUTER_1]
child1 = self.nodes[CHILD_1]
leader.start()
self.simulator.go(config.LEADER_STARTUP_DELAY)
self.assertEqual(leader.get_state(), 'leader')
router1.start()
self.simulator.go(config.ROUTER_STARTUP_DELAY)
self.assertEqual(router1.get_state(), 'router')
router1_rloc16 = router1.get_addr16()
self.assertTrue(list(filter(lambda x: x[1]['rloc16'] == router1_rloc16, leader.router_table().items())))
self.collect_rloc16s()
child1.start()
self.simulator.go(7)
self.assertEqual(child1.get_state(), 'child')
child_table = router1.get_child_table()
self.assertEqual(len(child_table), 1)
self.assertEqual(child_table[1]['timeout'], 10)
child1.detach()
self.assertEqual(child1.get_state(), 'disabled')
self.assertFalse(router1.get_child_table())
router1.detach()
self.assertEqual(router1.get_state(), 'disabled')
self.assertFalse(list(filter(lambda x: x[1]['rloc16'] == router1_rloc16, leader.router_table().items())))
router1.start()
self.simulator.go(5)
self.assertEqual(router1.get_state(), 'router')
child1.start()
self.simulator.go(7)
self.assertEqual(child1.get_state(), 'child')
child_table = router1.get_child_table()
self.assertEqual(len(child_table), 1)
self.assertEqual(child_table[2]['timeout'], 10)
router1.thread_stop()
self.assertEqual(router1.get_state(), 'disabled')
child1.detach()
self.assertEqual(child1.get_state(), 'disabled')
router1.start()
self.simulator.go(5)
self.assertEqual(router1.get_state(), 'router')
child1.start()
self.simulator.go(7)
self.assertEqual(child1.get_state(), 'child')
leader.detach()
self.assertEqual(leader.get_state(), 'disabled')
self.assertTrue(child1.ping(router1.get_mleid(), timeout=20))
router1.detach()
self.assertEqual(router1.get_state(), 'disabled')
leader.detach()
self.assertEqual(leader.get_state(), 'disabled')
leader.start()
self.assertEqual(leader.get_state(), 'detached')
leader.detach()
self.assertEqual(leader.get_state(), 'disabled')
leader.start()
self.simulator.go(config.LEADER_STARTUP_DELAY)
self.assertEqual(leader.get_state(), 'leader')
router1.start()
self.simulator.go(config.ROUTER_STARTUP_DELAY)
self.assertEqual(router1.get_state(), 'router')
leader.thread_stop()
router1.detach(is_async=True)
self.assertEqual(router1.get_state(), 'router')
router1.thread_stop()
self.assertEqual(router1.get_state(), 'disabled')
router1.detach()
self.assertEqual(router1.get_state(), 'disabled')
def verify(self, pv: PacketVerifier):
pkts = pv.pkts
pv.summary.show()
leader = pv.vars['Leader']
router1 = pv.vars['Router_1']
child1 = pv.vars['Child_1']
leader_rloc16 = pv.vars['Leader_RLOC16']
pkts.filter_wpan_src64(child1).filter_mle_cmd(MLE_CHILD_UPDATE_REQUEST).filter_wpan_dst64(
router1).must_next().must_verify(lambda p: TIMEOUT_TLV in set(p.mle.tlv.type) and p.mle.tlv.timeout == 0)
pkts.filter_wpan_src64(router1).filter_coap_request(ADDR_REL_URI).filter_wpan_dst16(leader_rloc16).must_next()
pkts.filter_wpan_src64(child1).filter_mle_cmd(MLE_CHILD_UPDATE_REQUEST).filter_wpan_dst64(
router1).must_next().must_verify(lambda p: TIMEOUT_TLV in set(p.mle.tlv.type) and p.mle.tlv.timeout == 0)
pkts.filter_wpan_src64(leader).filter_coap_request(ADDR_REL_URI).must_not_next()
pkts.filter_wpan_src64(router1).filter_coap_request(ADDR_REL_URI).filter_wpan_dst16(leader_rloc16).must_next()
if __name__ == '__main__':
unittest.main()