salt/tests/unit/roster/test_clustershell.py

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# -*- coding: utf-8 -*-
'''
unit tests for clustershell roster
'''
# Import Python libs
from __future__ import absolute_import
# Import Salt Testing libraries
from tests.support.unit import TestCase, skipIf
from tests.support.mock import (
NO_MOCK,
NO_MOCK_REASON,
MagicMock,
patch)
@skipIf(NO_MOCK, NO_MOCK_REASON)
class ClusterShellTestCase(TestCase):
'''
Test cases for clustershell roster
'''
def test_targets(self):
mock_socket = MagicMock()
mock_nodeset = MagicMock()
mock_nodeset.NodeSet.return_value = ['foo']
with patch.dict('sys.modules', **{'socket': mock_socket, 'ClusterShell.NodeSet': mock_nodeset}):
import salt.roster.clustershell
salt.roster.clustershell.__opts__ = {}
with patch.dict(salt.roster.clustershell.__opts__, {'ssh_scan_ports': [1, 2, 3],
'ssh_scan_timeout': 30}):
# Reimports are necessary to re-init the namespace.
import socket
from ClusterShell.NodeSet import NodeSet
ret = salt.roster.clustershell.targets('foo')
mock_socket.gethostbyname.assert_any_call('foo')
self.assertTrue('foo' in ret)
self.assertTrue(ret['foo']['port'] == 3)