salt/tests/unit/states/test_boto_elasticache.py

# -*- coding: utf-8 -*-
'''
    :codeauthor: :email:`Jayesh Kariya <jayeshk@saltstack.com>`
'''
# Import Python libs
from __future__ import absolute_import, print_function, unicode_literals

# Import Salt Testing Libs
from tests.support.mixins import LoaderModuleMockMixin
from tests.support.unit import skipIf, TestCase
from tests.support.mock import NO_MOCK, NO_MOCK_REASON, MagicMock, patch

# Import Salt Libs
import salt.states.boto_elasticache as boto_elasticache


@skipIf(NO_MOCK, NO_MOCK_REASON)
class BotoElasticacheTestCase(TestCase, LoaderModuleMockMixin):
    '''
    Test cases for salt.states.boto_elasticache
    '''
    def setup_loader_modules(self):
        return {boto_elasticache: {}}

    # 'present' function tests: 1

    def test_present(self):
        '''
        Test to ensure the cache cluster exists.
        '''
        name = 'myelasticache'
        engine = 'redis'
        cache_node_type = 'cache.t1.micro'

        ret = {'name': name,
               'result': None,
               'changes': {},
               'comment': ''}

        mock = MagicMock(side_effect=[None, False, False, True])
        mock_bool = MagicMock(return_value=False)
        with patch.dict(boto_elasticache.__salt__,
                        {'boto_elasticache.get_config': mock,
                         'boto_elasticache.create': mock_bool}):
            comt = ('Failed to retrieve cache cluster info from AWS.')
            ret.update({'comment': comt})
            self.assertDictEqual(boto_elasticache.present(name, engine,
                                                          cache_node_type), ret)

            with patch.dict(boto_elasticache.__opts__, {'test': True}):
                comt = ('Cache cluster {0} is set to be created.'.format(name))
                ret.update({'comment': comt})
                self.assertDictEqual(boto_elasticache.present(name, engine,
                                                              cache_node_type),
                                     ret)

            with patch.dict(boto_elasticache.__opts__, {'test': False}):
                comt = ('Failed to create {0} cache cluster.'.format(name))
                ret.update({'comment': comt, 'result': False})
                self.assertDictEqual(boto_elasticache.present(name, engine,
                                                              cache_node_type),
                                     ret)

                comt = ('Cache cluster {0} is present.'.format(name))
                ret.update({'comment': comt, 'result': True})
                self.assertDictEqual(boto_elasticache.present(name, engine,
                                                              cache_node_type),
                                     ret)

    # 'absent' function tests: 1

    def test_absent(self):
        '''
        Test to ensure the named elasticache cluster is deleted.
        '''
        name = 'new_table'

        ret = {'name': name,
               'result': True,
               'changes': {},
               'comment': ''}

        mock = MagicMock(side_effect=[False, True])
        with patch.dict(boto_elasticache.__salt__,
                        {'boto_elasticache.exists': mock}):
            comt = ('{0} does not exist in None.'.format(name))
            ret.update({'comment': comt})
            self.assertDictEqual(boto_elasticache.absent(name), ret)

            with patch.dict(boto_elasticache.__opts__, {'test': True}):
                comt = ('Cache cluster {0} is set to be removed.'.format(name))
                ret.update({'comment': comt, 'result': None})
                self.assertDictEqual(boto_elasticache.absent(name), ret)

    # 'creategroup' function tests: 1

    def test_creategroup(self):
        '''
        Test to ensure the a replication group is create.
        '''
        name = 'new_table'
        primary_cluster_id = 'A'
        replication_group_description = 'my description'

        ret = {'name': name,
               'result': True,
               'changes': {},
               'comment': ''}

        mock = MagicMock(return_value=True)
        with patch.dict(boto_elasticache.__salt__,
                        {'boto_elasticache.group_exists': mock}):
            comt = ('{0} replication group exists .'.format(name))
            ret.update({'comment': comt})
            self.assertDictEqual(boto_elasticache.creategroup
                                 (name, primary_cluster_id,
                                  replication_group_description), ret)