mirror of
https://github.com/JoelBender/bacpypes
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359 lines
11 KiB
Python
359 lines
11 KiB
Python
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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"""
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Test I-Am-Router-To-Network API
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-------------------------------
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Network 1 has sniffer1, the TD is on network 2 with sniffer2, network 3 has
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sniffer3. Network 1 and 2 are connected with a router, network 2 and 3
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are connected by a different router.
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"""
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import unittest
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from bacpypes.debugging import bacpypes_debugging, ModuleLogger, btox, xtob
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from bacpypes.comm import Client, Server, bind
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from bacpypes.pdu import PDU, Address, LocalBroadcast
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from bacpypes.vlan import Network
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from bacpypes.npdu import (
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npdu_types, NPDU,
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WhoIsRouterToNetwork, IAmRouterToNetwork, ICouldBeRouterToNetwork,
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RejectMessageToNetwork, RouterBusyToNetwork, RouterAvailableToNetwork,
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RoutingTableEntry, InitializeRoutingTable, InitializeRoutingTableAck,
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EstablishConnectionToNetwork, DisconnectConnectionToNetwork,
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WhatIsNetworkNumber, NetworkNumberIs,
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)
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from ..state_machine import match_pdu, StateMachineGroup, TrafficLog
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from ..time_machine import reset_time_machine, run_time_machine
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from .helpers import NetworkLayerStateMachine, RouterStateMachine
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# some debugging
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_debug = 0
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_log = ModuleLogger(globals())
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#
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# TNetwork
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#
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@bacpypes_debugging
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class TNetwork(StateMachineGroup):
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def __init__(self):
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if _debug: TNetwork._debug("__init__")
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StateMachineGroup.__init__(self)
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# reset the time machine
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reset_time_machine()
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if _debug: TNetwork._debug(" - time machine reset")
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# create a traffic log
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self.traffic_log = TrafficLog()
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# implementation under test
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self.iut = RouterStateMachine()
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self.append(self.iut)
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# make a little LAN
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self.vlan1 = Network(name="vlan1", broadcast_address=LocalBroadcast())
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self.vlan1.traffic_log = self.traffic_log
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# sniffer node
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self.sniffer1 = NetworkLayerStateMachine("1", self.vlan1)
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self.append(self.sniffer1)
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# make another little LAN
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self.vlan2 = Network(name="vlan2", broadcast_address=LocalBroadcast())
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self.vlan2.traffic_log = self.traffic_log
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# sniffer node
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self.sniffer2 = NetworkLayerStateMachine("3", self.vlan2)
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self.append(self.sniffer2)
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# make another little LAN
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self.vlan3 = Network(name="vlan3", broadcast_address=LocalBroadcast())
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self.vlan3.traffic_log = self.traffic_log
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# sniffer node
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self.sniffer3 = NetworkLayerStateMachine("4", self.vlan3)
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self.append(self.sniffer3)
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# connect the vlans to the router
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self.iut.add_network("5", self.vlan1, 1)
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self.iut.add_network("6", self.vlan2, 2)
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self.iut.add_network("7", self.vlan3, 3)
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def run(self, time_limit=60.0):
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if _debug: TNetwork._debug("run %r", time_limit)
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# run the group
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super(TNetwork, self).run()
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# run it for some time
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run_time_machine(time_limit)
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if _debug:
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TNetwork._debug(" - time machine finished")
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# list the state machines which shows their current state
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for state_machine in self.state_machines:
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TNetwork._debug(" - machine: %r", state_machine)
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# each one has a list of sent/received pdus
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for direction, pdu in state_machine.transaction_log:
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TNetwork._debug(" %s %s", direction, str(pdu))
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# traffic log has what was processed on each vlan
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self.traffic_log.dump(TNetwork._debug)
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# check for success
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all_success, some_failed = super(TNetwork, self).check_for_success()
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assert all_success
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@bacpypes_debugging
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class TestSimple(unittest.TestCase):
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def test_idle(self):
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"""Test an idle network, nothing happens is success."""
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if _debug: TestSimple._debug("test_idle")
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# create a network
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tnet = TNetwork()
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# all start states are successful
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tnet.iut.start_state.success()
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tnet.sniffer1.start_state.success()
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tnet.sniffer2.start_state.success()
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tnet.sniffer3.start_state.success()
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# run the group
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tnet.run()
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@bacpypes_debugging
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class TestIAmRouterToNetwork(unittest.TestCase):
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def test_01(self):
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"""Test sending complete path to all adapters."""
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if _debug: TestIAmRouterToNetwork._debug("test_01")
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# create a network
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tnet = TNetwork()
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# test device sends request
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tnet.iut.start_state.doc("1-1-0") \
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.call(tnet.iut.nse.i_am_router_to_network).doc("1-1-1") \
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.success()
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# network 1 sees router to networks 2 and 3
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tnet.sniffer1.start_state.doc("1-2-0") \
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.receive(IAmRouterToNetwork,
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iartnNetworkList=[2, 3],
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).doc("1-2-1") \
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.success()
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# network 2 sees router to networks 1 and 3
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tnet.sniffer2.start_state.doc("1-3-0") \
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.receive(IAmRouterToNetwork,
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iartnNetworkList=[1, 3],
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).doc("1-3-1") \
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.success()
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# network 3 sees router to networks 1 and 2
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tnet.sniffer3.start_state.doc("1-4-0") \
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.receive(IAmRouterToNetwork,
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iartnNetworkList=[1, 2],
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).doc("1-4-1") \
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.success()
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# run the group
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tnet.run()
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def test_02(self):
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"""Test sending to a specific adapter."""
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if _debug: TestIAmRouterToNetwork._debug("test_02")
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# create a network
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tnet = TNetwork()
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# extract the adapter to network 1
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net_1_adapter = tnet.iut.nsap.adapters[1]
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if _debug: TestIAmRouterToNetwork._debug(" - net_1_adapter: %r", net_1_adapter)
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# test device sends request
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tnet.iut.start_state.doc("2-1-0") \
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.call(tnet.iut.nse.i_am_router_to_network, adapter=net_1_adapter).doc("2-1-1") \
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.success()
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# network 1 sees router to networks 2 and 3
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tnet.sniffer1.start_state.doc("2-2-0") \
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.receive(IAmRouterToNetwork,
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iartnNetworkList=[2, 3],
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).doc("2-2-1") \
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.success()
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# network 2 sees nothing
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tnet.sniffer2.start_state.doc("2-3-0") \
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.timeout(10).doc("2-3-1") \
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.success()
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# network 3 sees nothing
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tnet.sniffer3.start_state.doc("2-4-0") \
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.timeout(10).doc("2-4-1") \
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.success()
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# run the group
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tnet.run()
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def test_03(self):
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"""Test sending to a network broadcast address."""
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if _debug: TestIAmRouterToNetwork._debug("test_03")
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# create a network
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tnet = TNetwork()
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# test device sends request
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tnet.iut.start_state.doc("3-1-0") \
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.call(tnet.iut.nse.i_am_router_to_network,
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destination=Address("1:*"),
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).doc("3-1-1") \
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.success()
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# network 1 sees router to networks 2 and 3
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tnet.sniffer1.start_state.doc("3-2-0") \
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.receive(IAmRouterToNetwork,
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iartnNetworkList=[2, 3],
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).doc("3-2-1") \
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.success()
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# network 2 sees nothing
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tnet.sniffer2.start_state.doc("3-3-0") \
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.timeout(10).doc("3-3-1") \
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.success()
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# network 3 sees nothing
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tnet.sniffer3.start_state.doc("3-4-0") \
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.timeout(10).doc("3-4-1") \
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.success()
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# run the group
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tnet.run()
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def test_04(self):
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"""Test sending a specific network to all other networks."""
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if _debug: TestIAmRouterToNetwork._debug("test_04")
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# create a network
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tnet = TNetwork()
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# test device sends request
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tnet.iut.start_state.doc("4-1-0") \
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.call(tnet.iut.nse.i_am_router_to_network, network=1).doc("4-1-1") \
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.success()
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# network 1 sees nothing
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tnet.sniffer1.start_state.doc("4-2-0") \
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.timeout(10).doc("4-2-1") \
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.success()
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# network 2 sees router to network 1
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tnet.sniffer2.start_state.doc("4-3-0") \
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.receive(IAmRouterToNetwork,
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iartnNetworkList=[1],
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).doc("4-3-1") \
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.success()
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# network 3 sees router to network 1
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tnet.sniffer3.start_state.doc("4-4-0") \
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.receive(IAmRouterToNetwork,
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iartnNetworkList=[1],
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).doc("4-4-1") \
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.success()
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# run the group
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tnet.run()
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def test_05(self):
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"""Test sending a specific network to a specific address, in this
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case sending to the sniffer on network 2."""
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if _debug: TestIAmRouterToNetwork._debug("test_05")
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# create a network
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tnet = TNetwork()
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# test device sends request
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tnet.iut.start_state.doc("5-1-0") \
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.call(tnet.iut.nse.i_am_router_to_network,
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destination=Address("2:3"),
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network=1,
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).doc("5-1-1") \
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.success()
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# network 1 sees nothing
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tnet.sniffer1.start_state.doc("5-2-0") \
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.timeout(10).doc("5-2-1") \
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.success()
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# network 2 sees router to network 1
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tnet.sniffer2.start_state.doc("5-3-0") \
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.receive(IAmRouterToNetwork,
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iartnNetworkList=[1],
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).doc("5-3-1") \
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.success()
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# network 3 sees nothing
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tnet.sniffer3.start_state.doc("5-4-0") \
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.timeout(10).doc("5-4-1") \
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.success()
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# run the group
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tnet.run()
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def test_06(self):
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"""Similar to test_05, sending a specific network to a specific
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address, in this case sending to the sniffer on network 2 by
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providing an adapter and a local address."""
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if _debug: TestIAmRouterToNetwork._debug("test_06")
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# create a network
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tnet = TNetwork()
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# extract the adapter to network 1
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net_2_adapter = tnet.iut.nsap.adapters[2]
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if _debug: TestIAmRouterToNetwork._debug(" - net_2_adapter: %r", net_2_adapter)
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# test device sends request
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tnet.iut.start_state.doc("6-1-0") \
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.call(tnet.iut.nse.i_am_router_to_network,
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adapter=net_2_adapter,
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destination=Address("3"),
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network=1,
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).doc("6-1-1") \
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.success()
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# network 1 sees nothing
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tnet.sniffer1.start_state.doc("6-2-0") \
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.timeout(10).doc("6-2-1") \
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.success()
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# network 2 sees router to network 1
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tnet.sniffer2.start_state.doc("6-3-0") \
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.receive(IAmRouterToNetwork,
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iartnNetworkList=[1],
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).doc("6-3-1") \
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.success()
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# network 3 sees nothing
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tnet.sniffer3.start_state.doc("6-4-0") \
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.timeout(10).doc("6-4-1") \
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.success()
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# run the group
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tnet.run()
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