salt/tests/unit/modules/test_hosts.py
2017-03-01 01:33:07 +00:00

210 lines
7.1 KiB
Python

# -*- coding: utf-8 -*-
'''
:codeauthor: :email:`Jayesh Kariya <jayeshk@saltstack.com>`
'''
# Import Python libs
from __future__ import absolute_import
# Import Salt Testing Libs
from tests.support.unit import TestCase
from tests.support.mock import (
MagicMock,
mock_open,
patch,
)
# Import Salt Libs
from salt.modules import hosts
from salt.ext.six.moves import StringIO
class HostsTestCase(TestCase):
'''
TestCase for salt.modules.hosts
'''
hosts.__grains__ = {}
hosts.__salt__ = {}
hosts.__context__ = {}
# 'list_hosts' function tests: 1
@patch('salt.modules.hosts._list_hosts',
MagicMock(return_value={'10.10.10.10': ['Salt1', 'Salt2']}))
def test_list_hosts(self):
'''
Tests return the hosts found in the hosts file
'''
self.assertDictEqual({'10.10.10.10': ['Salt1', 'Salt2']},
hosts.list_hosts())
# 'get_ip' function tests: 3
@patch('salt.modules.hosts._list_hosts',
MagicMock(return_value={'10.10.10.10': ['Salt1', 'Salt2']}))
def test_get_ip(self):
'''
Tests return ip associated with the named host
'''
self.assertEqual('10.10.10.10', hosts.get_ip('Salt1'))
self.assertEqual('', hosts.get_ip('Salt3'))
@patch('salt.modules.hosts._list_hosts', MagicMock(return_value=''))
def test_get_ip_none(self):
'''
Tests return ip associated with the named host
'''
self.assertEqual('', hosts.get_ip('Salt1'))
# 'get_alias' function tests: 2
@patch('salt.modules.hosts._list_hosts',
MagicMock(return_value={'10.10.10.10': ['Salt1', 'Salt2']}))
def test_get_alias(self):
'''
Tests return the list of aliases associated with an ip
'''
self.assertListEqual(['Salt1', 'Salt2'], hosts.get_alias('10.10.10.10'))
@patch('salt.modules.hosts._list_hosts',
MagicMock(return_value={'10.10.10.10': ['Salt1', 'Salt2']}))
def test_get_alias_none(self):
'''
Tests return the list of aliases associated with an ip
'''
self.assertListEqual([], hosts.get_alias('10.10.10.11'))
# 'has_pair' function tests: 1
@patch('salt.modules.hosts._list_hosts',
MagicMock(return_value={'10.10.10.10': ['Salt1', 'Salt2']}))
def test_has_pair(self):
'''
Tests return True / False if the alias is set
'''
self.assertTrue(hosts.has_pair('10.10.10.10', 'Salt1'))
self.assertFalse(hosts.has_pair('10.10.10.10', 'Salt3'))
# 'set_host' function tests: 3
@patch('salt.modules.hosts.__get_hosts_filename',
MagicMock(return_value='/etc/hosts'))
@patch('os.path.isfile', MagicMock(return_value=False))
def test_set_host(self):
'''
Tests true if the alias is set
'''
mock_opt = MagicMock(return_value=None)
with patch.dict(hosts.__salt__, {'config.option': mock_opt}):
self.assertFalse(hosts.set_host('10.10.10.10', 'Salt1'))
@patch('salt.modules.hosts.__get_hosts_filename',
MagicMock(return_value='/etc/hosts'))
@patch('os.path.isfile', MagicMock(return_value=True))
def test_set_host_true(self):
'''
Tests true if the alias is set
'''
with patch('salt.utils.fopen', mock_open()):
mock_opt = MagicMock(return_value=None)
with patch.dict(hosts.__salt__, {'config.option': mock_opt}):
self.assertTrue(hosts.set_host('10.10.10.10', 'Salt1'))
@patch('salt.modules.hosts.__get_hosts_filename',
MagicMock(return_value='/etc/hosts'))
@patch('os.path.isfile', MagicMock(return_value=True))
def test_set_host_true_remove(self):
'''
Test if an empty hosts value removes existing entries
'''
data = ['\n'.join((
'1.1.1.1 foo.foofoo foo',
'2.2.2.2 bar.barbar bar',
'3.3.3.3 asdf.asdfadsf asdf',
'1.1.1.1 foofoo.foofoo foofoo',
))]
class TmpStringIO(StringIO):
def __init__(self, fn, mode='r'):
initial_value = data[0]
if 'w' in mode:
initial_value = ''
StringIO.__init__(self, initial_value)
def __enter__(self):
return self
def __exit__(self, exc_type, exc_value, traceback):
self.close()
def close(self):
data[0] = self.getvalue()
StringIO.close(self)
expected = '\n'.join((
'2.2.2.2 bar.barbar bar',
'3.3.3.3 asdf.asdfadsf asdf',
)) + '\n'
with patch('salt.utils.fopen', TmpStringIO):
mock_opt = MagicMock(return_value=None)
with patch.dict(hosts.__salt__, {'config.option': mock_opt}):
self.assertTrue(hosts.set_host('1.1.1.1', ' '))
self.assertEqual(data[0], expected)
# 'rm_host' function tests: 2
@patch('salt.modules.hosts.__get_hosts_filename',
MagicMock(return_value='/etc/hosts'))
@patch('salt.modules.hosts.has_pair', MagicMock(return_value=True))
@patch('os.path.isfile', MagicMock(return_value=True))
def test_rm_host(self):
'''
Tests if specified host entry gets removed from the hosts file
'''
with patch('salt.utils.fopen', mock_open()):
mock_opt = MagicMock(return_value=None)
with patch.dict(hosts.__salt__, {'config.option': mock_opt}):
self.assertTrue(hosts.rm_host('10.10.10.10', 'Salt1'))
@patch('salt.modules.hosts.has_pair', MagicMock(return_value=False))
def test_rm_host_false(self):
'''
Tests if specified host entry gets removed from the hosts file
'''
self.assertTrue(hosts.rm_host('10.10.10.10', 'Salt1'))
# 'add_host' function tests: 3
@patch('salt.modules.hosts.__get_hosts_filename',
MagicMock(return_value='/etc/hosts'))
def test_add_host(self):
'''
Tests if specified host entry gets added from the hosts file
'''
with patch('salt.utils.fopen', mock_open()):
mock_opt = MagicMock(return_value=None)
with patch.dict(hosts.__salt__, {'config.option': mock_opt}):
self.assertTrue(hosts.add_host('10.10.10.10', 'Salt1'))
@patch('os.path.isfile', MagicMock(return_value=False))
def test_add_host_no_file(self):
'''
Tests if specified host entry gets added from the hosts file
'''
with patch('salt.utils.fopen', mock_open()):
mock_opt = MagicMock(return_value=None)
with patch.dict(hosts.__salt__, {'config.option': mock_opt}):
self.assertFalse(hosts.add_host('10.10.10.10', 'Salt1'))
@patch('os.path.isfile', MagicMock(return_value=True))
def test_add_host_create_entry(self):
'''
Tests if specified host entry gets added from the hosts file
'''
with patch('salt.utils.fopen', mock_open()):
mock_opt = MagicMock(return_value=None)
with patch.dict(hosts.__salt__, {'config.option': mock_opt}):
self.assertTrue(hosts.add_host('10.10.10.10', 'Salt1'))