salt/tests/unit/modules/test_dnsutil.py

126 lines
4.8 KiB
Python

# -*- coding: utf-8 -*-
'''
:codeauthor: Nicole Thomas <nicole@saltstack.com>
'''
# Import python libs
from __future__ import absolute_import, print_function, unicode_literals
import logging
# Import Salt Testing Libs
from tests.support.unit import TestCase, skipIf
from tests.support.mock import (
MagicMock,
patch,
mock_open,
NO_MOCK,
NO_MOCK_REASON
)
# Import Salt Libs
import salt.modules.dnsutil as dnsutil
import salt.utils.stringutils
log = logging.getLogger(__name__)
mock_hosts_file = salt.utils.stringutils.to_str(
'##\n'
'# Host Database\n'
'#\n'
'# localhost is used to configure the loopback interface\n'
'# when the system is booting. Do not change this entry.\n'
'##\n'
'127.0.0.1 localhost\n'
'255.255.255.255 broadcasthost\n'
'::1 localhost\n'
'fe80::1%lo0 localhost')
mock_hosts_file_rtn = {'::1': ['localhost'], '255.255.255.255': ['broadcasthost'],
'127.0.0.1': ['localhost'], 'fe80::1%lo0': ['localhost']}
mock_soa_zone = salt.utils.stringutils.to_str(
'$TTL 3D\n'
'@ IN SOA land-5.com. root.land-5.com. (\n'
'199609203 ; Serial\n'
'28800 ; Refresh\n'
'7200 ; Retry\n'
'604800 ; Expire\n'
'86400) ; Minimum TTL\n'
'NS land-5.com.\n\n'
'1 PTR localhost.')
if NO_MOCK is False:
mock_writes_list = salt.utils.data.decode([
'##\n',
'# Host Database\n',
'#\n',
'# localhost is used to configure the loopback interface\n',
'# when the system is booting. Do not change this entry.\n',
'##\n',
'127.0.0.1 localhost',
'\n',
'255.255.255.255 broadcasthost',
'\n',
'::1 localhost',
'\n',
'fe80::1%lo0 localhost',
'\n'
], to_str=True
)
@skipIf(NO_MOCK, NO_MOCK_REASON)
class DNSUtilTestCase(TestCase):
def test_parse_hosts(self):
with patch('salt.utils.files.fopen', mock_open(read_data=mock_hosts_file)):
self.assertEqual(dnsutil.parse_hosts(), {'::1': ['localhost'],
'255.255.255.255': ['broadcasthost'],
'127.0.0.1': ['localhost'],
'fe80::1%lo0': ['localhost']})
def test_hosts_append(self):
with patch('salt.utils.files.fopen', mock_open(read_data=mock_hosts_file)) as m_open, \
patch('salt.modules.dnsutil.parse_hosts', MagicMock(return_value=mock_hosts_file_rtn)):
dnsutil.hosts_append('/etc/hosts', '127.0.0.1', 'ad1.yuk.co,ad2.yuk.co')
writes = m_open.write_calls()
# We should have called .write() only once, with the expected
# content
num_writes = len(writes)
assert num_writes == 1, num_writes
expected = salt.utils.stringutils.to_str('\n127.0.0.1 ad1.yuk.co ad2.yuk.co')
assert writes[0] == expected, writes[0]
def test_hosts_remove(self):
to_remove = 'ad1.yuk.co'
new_mock_file = mock_hosts_file + '\n127.0.0.1 ' + to_remove + '\n'
with patch('salt.utils.files.fopen', mock_open(read_data=new_mock_file)) as m_open:
dnsutil.hosts_remove('/etc/hosts', to_remove)
writes = m_open.write_calls()
assert writes == mock_writes_list, writes
@skipIf(True, 'Waiting on bug report fixes')
def test_parse_zone(self):
with patch('salt.utils.files.fopen', mock_open(read_data=mock_soa_zone)):
log.debug(mock_soa_zone)
log.debug(dnsutil.parse_zone('/var/lib/named/example.com.zone'))
def test_to_seconds_hour(self):
self.assertEqual(dnsutil._to_seconds('4H'), 14400,
msg='Did not detect valid hours as invalid')
def test_to_seconds_day(self):
self.assertEqual(dnsutil._to_seconds('1D'), 86400,
msg='Did not detect valid day as invalid')
def test_to_seconds_week(self):
self.assertEqual(dnsutil._to_seconds('2W'), 604800,
msg='Did not set time greater than one week to one week')
def test_to_seconds_empty(self):
self.assertEqual(dnsutil._to_seconds(''), 604800,
msg='Did not set empty time to one week')
def test_to_seconds_large(self):
self.assertEqual(dnsutil._to_seconds('604801'), 604800,
msg='Did not set time greater than one week to one week')