#!/usr/bin/env python3
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import unittest
import thread_cert

LEADER = 1
ROUTER = 2
ED = 3
SED = 4


class TestReset(thread_cert.TestCase):
    TOPOLOGY = {
        LEADER: {
            'mode': 'rsdn',
            'panid': 0xface,
            'whitelist': [ROUTER]
        },
        ROUTER: {
            'mode': 'rsdn',
            'panid': 0xface,
            'router_selection_jitter': 1,
            'whitelist': [LEADER, ED]
        },
        ED: {
            'is_mtd': True,
            'mode': 'rsn',
            'panid': 0xface,
            'whitelist': [ROUTER]
        },
    }

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

        self.nodes[ROUTER].start()
        self.simulator.go(7)
        self.assertEqual(self.nodes[ROUTER].get_state(), 'router')

        self.nodes[ED].start()
        self.simulator.go(7)
        self.assertEqual(self.nodes[ED].get_state(), 'child')

        leader_addrs = self.nodes[LEADER].get_addrs()
        router_addrs = self.nodes[ROUTER].get_addrs()

        for i in range(0, 1010):
            self.assertTrue(self.nodes[ED].ping(leader_addrs[0]))
        self.simulator.go(1)

        # 1 - Leader
        self.nodes[LEADER].reset()
        self.nodes[LEADER].start()
        self.simulator.go(7)
        self.assertEqual(self.nodes[LEADER].get_state(), 'leader')

        for addr in router_addrs:
            self.assertTrue(self.nodes[LEADER].ping(addr))

        # 2 - Router
        self.nodes[ROUTER].reset()
        self.nodes[ROUTER].start()
        self.simulator.go(7)
        self.assertEqual(self.nodes[ROUTER].get_state(), 'router')

        for addr in leader_addrs:
            self.assertTrue(self.nodes[ROUTER].ping(addr))

        # 3 - Child
        self.nodes[ED].reset()
        self.nodes[ED].start()
        self.simulator.go(7)
        self.assertEqual(self.nodes[ED].get_state(), 'child')

        for addr in router_addrs:
            self.assertTrue(self.nodes[ED].ping(addr))


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