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test_network.py
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#!/usr/bin/env python3
from importlib.machinery import SourceFileLoader
from unittest_data_provider import data_provider
import unittest
salt_test_case = SourceFileLoader("salt_test_case", "salt_test_case.py").load_module()
network = SourceFileLoader("network", "../_modules/network_utils.py").load_module()
class Testinstance(unittest.TestCase, salt_test_case.SaltTestCase):
cidr_prefixes = lambda: (
("255.255.255.255", 32),
("255.255.255.254", 31),
("255.255.255.252", 30),
("255.255.255.240", 28),
("255.255.255.224", 27),
("255.255.255.0", 24),
("255.252.0.0", 14),
)
valid_netmasks = lambda: (
("255.255.255.255",),
("255.255.255.254",),
("255.255.255.252",),
("255.255.255.240",),
)
invalid_netmasks = lambda: (
# In binary, it's not a suite of 1 then a suite of 0
("255.255.255.209",),
# By definition, netmask MUST be strictly greater than 0
("0.0.0.0",),
)
@data_provider(cidr_prefixes)
def test_netmask_to_cidr_prefix(self, netmask, expected_prefix):
actual_prefix = network.netmask_to_cidr_prefix(netmask)
self.assertTrue(actual_prefix == expected_prefix)
@data_provider(valid_netmasks)
def test_is_valid_netmask(self, netmask):
self.assertTrue(network.is_valid_netmask(netmask))
@data_provider(invalid_netmasks)
def test_is_valid_netmask_when_it_is_not(self, netmask):
self.assertFalse(network.is_valid_netmask(netmask))
def test_ipv6_address_to_prefix(self):
prefix = network._ipv6_address_to_prefix(
"2001:41d0:0303:d9ff:00ff:00ff:00ff:00ff", 64
)
self.assertEqual("2001:41d0:303:d9ff::", prefix.network_address.compressed)
def test_can_directly_be_discovered(self):
self.assertFalse(
network.can_directly_be_discovered(
"2001:41d0:0303:d9ff:00ff:00ff:00ff:00ff",
"2001:41d0:303:d971::517e:c0de",
64,
)
)
self.assertTrue(
network.can_directly_be_discovered(
"2001:41d0:0303:d971:00ff:00ff:00ff:00ff",
"2001:41d0:303:d971::517e:c0de",
64,
)
)
if __name__ == "__main__":
unittest.main()

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