#!/usr/bin/env python
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import time
import unittest

import node

LEADER = 1
ROUTER = 2
SED1 = 7

class Cert_5_1_07_MaxChildCount(unittest.TestCase):
    def setUp(self):
        self.nodes = {}
        for i in range(1, 13):
            self.nodes[i] = node.Node(i)

        self.nodes[LEADER].set_panid(0xface)
        self.nodes[LEADER].set_mode('rsdn')
        self.nodes[LEADER].add_whitelist(self.nodes[ROUTER].get_addr64())
        self.nodes[LEADER].enable_whitelist()

        self.nodes[ROUTER].set_panid(0xface)
        self.nodes[ROUTER].set_mode('rsdn')
        self.nodes[ROUTER].add_whitelist(self.nodes[LEADER].get_addr64())
        self.nodes[ROUTER].enable_whitelist()
        self.nodes[ROUTER].set_router_selection_jitter(1)
        self.nodes[ROUTER].set_max_children(10)

        for i in range(3, 13):
            if i in range(3, 7):
                self.nodes[i].set_mode('rsn')
            else:
                self.nodes[i].set_mode('s')
            self.nodes[i].set_panid(0xface)
            self.nodes[i].add_whitelist(self.nodes[ROUTER].get_addr64())
            self.nodes[ROUTER].add_whitelist(self.nodes[i].get_addr64())
            self.nodes[i].enable_whitelist()
            self.nodes[i].set_timeout(3)

    def tearDown(self):
        for node in list(self.nodes.values()):
            node.stop()
        del self.nodes

    def test(self):
        self.nodes[LEADER].start()
        self.nodes[LEADER].set_state('leader')
        self.assertEqual(self.nodes[LEADER].get_state(), 'leader')
        time.sleep(4)

        self.nodes[ROUTER].start()
        time.sleep(5)
        self.assertEqual(self.nodes[ROUTER].get_state(), 'router')

        for i in range(3, 13):
            self.nodes[i].start()
            time.sleep(7)
            self.assertEqual(self.nodes[i].get_state(), 'child')

        ipaddrs = self.nodes[SED1].get_addrs()
        for addr in ipaddrs:
            if addr[0:4] != 'fe80' and 'ff:fe00' not in addr:
                self.assertTrue(self.nodes[LEADER].ping(addr, size=1232))
                break

        for i in range(3, 13):
            ipaddrs = self.nodes[i].get_addrs()
            for addr in ipaddrs:
                if addr[0:4] != 'fe80' and 'ff:fe00' not in addr:
                    self.assertTrue(self.nodes[LEADER].ping(addr, size=106))
                    break
        
if __name__ == '__main__':
    unittest.main()