| #!/usr/bin/env python3 |
| # |
| # Copyright (c) 2020, 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 |
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| # SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| # INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| # CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| # POSSIBILITY OF SUCH DAMAGE. |
| # |
| |
| import unittest |
| |
| import mle |
| import thread_cert |
| from pktverify import consts |
| |
| LEADER = 1 |
| SSED_1 = 2 |
| |
| |
| class SSED_CslTransmission(thread_cert.TestCase): |
| TOPOLOGY = { |
| LEADER: { |
| 'version': '1.2', |
| }, |
| SSED_1: { |
| 'version': '1.2', |
| 'is_mtd': True, |
| 'mode': '-', |
| }, |
| } |
| """All nodes are created with default configurations""" |
| |
| def test(self): |
| |
| self.nodes[SSED_1].set_csl_period(consts.CSL_DEFAULT_PERIOD) |
| self.nodes[SSED_1].set_csl_timeout(consts.CSL_DEFAULT_TIMEOUT) |
| |
| self.nodes[SSED_1].get_csl_info() |
| |
| self.nodes[LEADER].start() |
| self.simulator.go(5) |
| self.assertEqual(self.nodes[LEADER].get_state(), 'leader') |
| |
| self.nodes[SSED_1].start() |
| self.simulator.go(7) |
| self.assertEqual(self.nodes[SSED_1].get_state(), 'child') |
| |
| print('SSED rloc:%s' % self.nodes[SSED_1].get_rloc()) |
| self.assertTrue(self.nodes[LEADER].ping(self.nodes[SSED_1].get_rloc())) |
| self.simulator.go(5) |
| |
| ssed_messages = self.simulator.get_messages_sent_by(SSED_1) |
| msg = ssed_messages.next_mle_message(mle.CommandType.CHILD_UPDATE_REQUEST) |
| msg.assertMleMessageDoesNotContainTlv(mle.CslChannel) |
| |
| self.nodes[SSED_1].set_csl_channel(consts.CSL_DEFAULT_CHANNEL) |
| self.simulator.go(1) |
| ssed_messages = self.simulator.get_messages_sent_by(SSED_1) |
| msg = ssed_messages.next_mle_message(mle.CommandType.CHILD_UPDATE_REQUEST) |
| msg.assertMleMessageContainsTlv(mle.CslChannel) |
| self.assertTrue(self.nodes[LEADER].ping(self.nodes[SSED_1].get_rloc())) |
| self.simulator.go(5) |
| |
| self.nodes[SSED_1].set_csl_channel(0) |
| self.simulator.go(1) |
| self.assertTrue(self.nodes[LEADER].ping(self.nodes[SSED_1].get_rloc())) |
| self.simulator.go(5) |
| |
| ssed_messages = self.simulator.get_messages_sent_by(SSED_1) |
| msg = ssed_messages.next_mle_message(mle.CommandType.CHILD_UPDATE_REQUEST) |
| msg.assertMleMessageDoesNotContainTlv(mle.CslChannel) |
| |
| self.nodes[SSED_1].set_csl_period(0) |
| self.assertFalse(self.nodes[LEADER].ping(self.nodes[SSED_1].get_rloc())) |
| self.simulator.go(2) |
| |
| self.nodes[SSED_1].set_pollperiod(1000) |
| self.simulator.go(2) |
| self.nodes[SSED_1].set_pollperiod(0) |
| self.simulator.go(5) |
| |
| # Check if data poll is not sent if data packet with CSL IE is sent to parent |
| self.nodes[SSED_1].set_csl_period(consts.CSL_DEFAULT_PERIOD) |
| self.simulator.go(consts.CSL_DEFAULT_TIMEOUT / 2) |
| self.assertTrue(self.nodes[LEADER].ping(self.nodes[SSED_1].get_rloc())) |
| self.flush_all() |
| self.simulator.go(consts.CSL_DEFAULT_TIMEOUT / 2) |
| ssed_messages = self.simulator.get_messages_sent_by(SSED_1) |
| self.assertIsNone(ssed_messages.next_data_poll()) |
| |
| # Check if data poll is used to sync SSED's parent before CSL timeout |
| self.assertTrue(self.nodes[LEADER].ping(self.nodes[SSED_1].get_rloc())) |
| self.flush_all() |
| self.simulator.go(consts.CSL_DEFAULT_TIMEOUT) |
| ssed_messages = self.simulator.get_messages_sent_by(SSED_1) |
| self.assertIsNotNone(ssed_messages.next_data_poll()) |
| |
| # Check if data poll is used to resync SSED's parent after retransmission |
| leader_rloc = self.nodes[LEADER].get_rloc() |
| self.nodes[LEADER].stop() |
| self.flush_all() |
| self.assertFalse(self.nodes[SSED_1].ping(leader_rloc)) |
| self.simulator.go(2) |
| ssed_messages = self.simulator.get_messages_sent_by(SSED_1) |
| self.assertIsNotNone(ssed_messages.next_data_poll()) |
| |
| |
| if __name__ == '__main__': |
| unittest.main() |