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#!/usr/bin/env python

# coding: utf-8

"""

python-ping unittests

~~~~~~~~~~~~~~~~~~~~~

Note that ICMP messages can only be send from processes running as root.

So you must run this tests also as root, e.g.:

.../python-ping$ sudo python tests.py

:homepage: https://github.com/jedie/python-ping/

:copyleft: 1989-2011 by the python-ping team, see AUTHORS for more details.

:license: GNU GPL v2, see LICENSE for more details.

"""

import socket

import unittest

from ping import Ping, is_valid_ip4_address, to_ip

class PingTest(Ping):

"""

Used in TestPythonPing for check if print methods are called.

This is also a way how to subclass Ping ;)

"""

def __init__(self, *args, **kwargs):

self.start_call_count = 0

self.unknown_host_call_count = 0

self.success_call_count = 0

self.failed_call_count = 0

self.exit_call_count = 0

super(PingTest, self).__init__(*args, **kwargs)

def print_start(self):

self.start_call_count += 1

def print_unknown_host(self, e):

self.unknown_host_call_count += 1

def print_success(self, delay, ip, packet_size, ip_header, icmp_header):

self.success_call_count += 1

def print_failed(self):

self.failed_call_count += 1

def print_exit(self):

self.exit_call_count += 1

class TestPythonPing(unittest.TestCase):

def testIp4AddrPositives(self):

self.assertTrue(is_valid_ip4_address('0.0.0.0'))

self.assertTrue(is_valid_ip4_address('1.2.3.4'))

self.assertTrue(is_valid_ip4_address('12.34.56.78'))

self.assertTrue(is_valid_ip4_address('255.255.255.255'))

def testIp4AddrNegatives(self):

self.assertFalse(is_valid_ip4_address('0.0.0.0.0'))

self.assertFalse(is_valid_ip4_address('1.2.3'))

self.assertFalse(is_valid_ip4_address('a2.34.56.78'))

self.assertFalse(is_valid_ip4_address('255.255.255.256'))

def testDestAddr1(self):

self.assertTrue(is_valid_ip4_address(to_ip('www.wikipedia.org')))

self.assertRaises(socket.gaierror, to_ip, ('www.doesntexist.tld'))

def testDestAddr2(self):

self.assertTrue(to_ip('10.10.10.1'))

self.assertTrue(to_ip('10.10.010.01'))

self.assertTrue(to_ip('10.010.10.1'))

def test_init_only(self):

p = PingTest("www.google.com")

self.assertEqual(p.start_call_count, 1)

self.assertEqual(p.unknown_host_call_count, 0)

self.assertEqual(p.success_call_count, 0)

self.assertEqual(p.failed_call_count, 0)

self.assertEqual(p.exit_call_count, 0)

def test_do_one_ping(self):

p = PingTest("www.google.com")

p.do()

self.assertEqual(p.send_count, 1)

self.assertEqual(p.receive_count, 1)

self.assertEqual(p.start_call_count, 1)

self.assertEqual(p.unknown_host_call_count, 0)

self.assertEqual(p.success_call_count, 1)

self.assertEqual(p.failed_call_count, 0)

self.assertEqual(p.exit_call_count, 0)

def test_do_one_failed_ping(self):

p = PingTest("www.doesntexist.tld")

self.assertEqual(p.start_call_count, 0)

self.assertEqual(p.unknown_host_call_count, 1)

self.assertEqual(p.success_call_count, 0)

self.assertEqual(p.failed_call_count, 0)

self.assertEqual(p.exit_call_count, 0)

def test_run_ping(self):

p = PingTest("www.google.com")

p.run(count=2)

self.assertEqual(p.send_count, 2)

self.assertEqual(p.receive_count, 2)

self.assertEqual(p.start_call_count, 1)

self.assertEqual(p.unknown_host_call_count, 0)

self.assertEqual(p.success_call_count, 2)

self.assertEqual(p.failed_call_count, 0)

self.assertEqual(p.exit_call_count, 1)

def test_run_failed_pings(self):

p = PingTest("www.google.com", timeout=0.01)

p.run(count=2)

self.assertEqual(p.send_count, 2)

self.assertEqual(p.receive_count, 0)

self.assertEqual(p.start_call_count, 1)

self.assertEqual(p.unknown_host_call_count, 0)

self.assertEqual(p.success_call_count, 0)

self.assertEqual(p.failed_call_count, 2)

self.assertEqual(p.exit_call_count, 1)

if __name__ == '__main__':

unittest.main()