#!/usr/bin/env python
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import unittest

import config
import node

LEADER1 = 1
ROUTER1 = 2
ROUTER2 = 3
ROUTER3 = 4
ED1 = 5


class Cert_5_5_8_SplitRoutersLostLeader(unittest.TestCase):
    def setUp(self):
        self.simulator = config.create_default_simulator()

        self.nodes = {}
        for i in range(1, 6):
            self.nodes[i] = node.Node(i, (i == ED1), simulator=self.simulator)

        self.nodes[LEADER1].set_panid(0xface)
        self.nodes[LEADER1].set_mode('rsdn')
        self.nodes[LEADER1].add_whitelist(self.nodes[ROUTER3].get_addr64())
        self.nodes[LEADER1].enable_whitelist()
        self.nodes[LEADER1].set_router_selection_jitter(1)

        self.nodes[ROUTER3].set_panid(0xface)
        self.nodes[ROUTER3].set_mode('rsdn')
        self._setUpRouter3()

        self.nodes[ROUTER2].set_panid(0xface)
        self.nodes[ROUTER2].set_mode('rsdn')
        self.nodes[ROUTER2].add_whitelist(self.nodes[ROUTER3].get_addr64())
        self.nodes[ROUTER2].add_whitelist(self.nodes[ROUTER1].get_addr64())
        self.nodes[ROUTER2].enable_whitelist()
        self.nodes[ROUTER2].set_router_selection_jitter(1)

        self.nodes[ROUTER1].set_panid(0xface)
        self.nodes[ROUTER1].set_mode('rsdn')
        self.nodes[ROUTER1].add_whitelist(self.nodes[ROUTER3].get_addr64())
        self.nodes[ROUTER1].add_whitelist(self.nodes[ROUTER2].get_addr64())
        self.nodes[ROUTER1].add_whitelist(self.nodes[ED1].get_addr64())
        self.nodes[ROUTER1].enable_whitelist()
        self.nodes[ROUTER1].set_router_selection_jitter(1)

        self.nodes[ED1].set_panid(0xface)
        self.nodes[ED1].set_mode('rsn')
        self.nodes[ED1].add_whitelist(self.nodes[ROUTER1].get_addr64())
        self.nodes[ED1].enable_whitelist()

    def _setUpRouter3(self):
        self.nodes[ROUTER3].add_whitelist(self.nodes[LEADER1].get_addr64())
        self.nodes[ROUTER3].add_whitelist(self.nodes[ROUTER2].get_addr64())
        self.nodes[ROUTER3].add_whitelist(self.nodes[ROUTER1].get_addr64())
        self.nodes[ROUTER3].enable_whitelist()
        self.nodes[ROUTER3].set_router_selection_jitter(1)

    def tearDown(self):
        for n in list(self.nodes.values()):
            n.stop()
            n.destroy()

    def test(self):
        self.nodes[LEADER1].start()
        self.simulator.go(5)
        self.assertEqual(self.nodes[LEADER1].get_state(), 'leader')

        self.nodes[ROUTER3].start()
        self.simulator.go(5)
        self.assertEqual(self.nodes[ROUTER3].get_state(), 'router')

        self.nodes[ROUTER2].start()
        self.simulator.go(5)
        self.assertEqual(self.nodes[ROUTER2].get_state(), 'router')

        self.nodes[ROUTER1].start()
        self.simulator.go(5)
        self.assertEqual(self.nodes[ROUTER1].get_state(), 'router')

        self.nodes[ED1].start()
        self.simulator.go(5)
        self.assertEqual(self.nodes[ED1].get_state(), 'child')

        addrs = self.nodes[ED1].get_addrs()
        for addr in addrs:
            if addr[0:4] != 'fe80':
                self.assertTrue(self.nodes[LEADER1].ping(addr))

        self.nodes[ROUTER3].reset()
        self._setUpRouter3()
        self.simulator.go(140)

        self.nodes[ROUTER3].start()
        self.simulator.go(60)

        addrs = self.nodes[ED1].get_addrs()
        for addr in addrs:
            if addr[0:4] != 'fe80':
                self.assertTrue(self.nodes[LEADER1].ping(addr))


if __name__ == '__main__':
    unittest.main()
