summaryrefslogtreecommitdiffstats
path: root/components/pm-subscription-handler/tests/test_policy_response_handler.py
blob: 3e6abf94260706b036c0b619452a7e21d13d331a (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
# ============LICENSE_START===================================================
#  Copyright (C) 2019-2021 Nordix Foundation.
# ============================================================================
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# SPDX-License-Identifier: Apache-2.0
# ============LICENSE_END=====================================================
from unittest.mock import patch, MagicMock

from mod import db
from mod.network_function import NetworkFunction
from mod.policy_response_handler import PolicyResponseHandler, policy_response_handle_functions
from mod.subscription import AdministrativeState, SubNfState
from tests.base_setup import BaseClassSetup, create_subscription_data


class PolicyResponseHandlerTest(BaseClassSetup):
    @classmethod
    def setUpClass(cls):
        super().setUpClass()

    @patch('mod.create_app')
    def setUp(self, mock_app):
        super().setUp()
        super().setUpAppConf()
        self.nf = NetworkFunction(nf_name='nf1')
        self.policy_response_handler = PolicyResponseHandler(mock_app)

    def tearDown(self):
        super().tearDown()

    @classmethod
    def tearDownClass(cls):
        super().tearDownClass()

    @patch('mod.network_function.NetworkFunction.delete')
    def test_handle_response_locked_success(self, mock_delete):
        with patch.dict(policy_response_handle_functions,
                        {AdministrativeState.LOCKED.value: {'success': mock_delete}}):
            self.policy_response_handler._handle_response(
                'msr_grp_name',
                AdministrativeState.LOCKED.value,
                self.nf.nf_name, 'success')
            mock_delete.assert_called()

    @patch('mod.api.services.measurement_group_service.update_measurement_group_nf_status')
    def test_handle_response_locked_failed(self, mock_update_sub_nf):
        with patch.dict(policy_response_handle_functions,
                        {AdministrativeState.LOCKED.value: {'failed': mock_update_sub_nf}}):
            self.policy_response_handler._handle_response(
                'msr_grp_name',
                AdministrativeState.LOCKED.value,
                self.nf.nf_name, 'failed')
            mock_update_sub_nf.assert_called_with(
                measurement_group_name='msr_grp_name',
                status=SubNfState.DELETE_FAILED.value, nf_name=self.nf.nf_name)

    @patch('mod.network_function.NetworkFunction.delete')
    def test_handle_response_locking_success(self, mock_delete):
        with patch.dict(policy_response_handle_functions,
                        {AdministrativeState.LOCKING.value: {'success': mock_delete}}):
            self.policy_response_handler._handle_response(
                'msr_grp_name',
                AdministrativeState.LOCKING.value,
                self.nf.nf_name, 'success')
            mock_delete.assert_called()

    @patch('mod.api.services.measurement_group_service.update_measurement_group_nf_status')
    def test_handle_response_locking_failed(self, mock_update_sub_nf):
        with patch.dict(policy_response_handle_functions,
                        {AdministrativeState.LOCKING.value: {'failed': mock_update_sub_nf}}):
            self.policy_response_handler._handle_response(
                'msr_grp_name',
                AdministrativeState.LOCKING.value,
                self.nf.nf_name, 'failed')
            mock_update_sub_nf.assert_called_with(
                measurement_group_name='msr_grp_name',
                status=SubNfState.DELETE_FAILED.value, nf_name=self.nf.nf_name)

    @patch('mod.api.services.measurement_group_service.update_measurement_group_nf_status')
    def test_handle_response_unlocked_success(self, mock_update_sub_nf):
        with patch.dict(policy_response_handle_functions,
                        {AdministrativeState.UNLOCKED.value: {'success': mock_update_sub_nf}}):
            self.policy_response_handler._handle_response(
                'msr_grp_name',
                AdministrativeState.UNLOCKED.value,
                self.nf.nf_name, 'success')
            mock_update_sub_nf.assert_called_with(
                measurement_group_name='msr_grp_name',
                status=SubNfState.CREATED.value, nf_name=self.nf.nf_name)

    @patch('mod.api.services.measurement_group_service.update_measurement_group_nf_status')
    def test_handle_response_unlocked_failed(self, mock_update_sub_nf):
        with patch.dict(policy_response_handle_functions,
                        {AdministrativeState.UNLOCKED.value: {'failed': mock_update_sub_nf}}):
            self.policy_response_handler._handle_response(
                'msr_grp_name',
                AdministrativeState.UNLOCKED.value,
                self.nf.nf_name, 'failed')
            mock_update_sub_nf.assert_called_with(
                measurement_group_name='msr_grp_name',
                status=SubNfState.CREATE_FAILED.value, nf_name=self.nf.nf_name)

    def test_handle_response_exception(self):
        self.assertRaises(Exception, self.policy_response_handler._handle_response, 'sub1',
                          'wrong_state', 'nf1', 'wrong_message')

    @patch('mod.policy_response_handler.PolicyResponseHandler._handle_response')
    @patch('mod.pmsh_config.AppConfig.get_from_topic')
    def test_poll_policy_topic_calls_methods_correct_mg(self, mock_policy_mr_sub,
                                                        mock_handle_response):
        response_data = ['{"name": "ResponseEvent","status": { "subscriptionName": '
                         '"ExtraPM-All-gNB-R2B2", "nfName": "pnf300", "message": "success", '
                         '"measurementGroupName":"MG1"} }']
        mock_policy_mr_sub.return_value = response_data
        sub_model = create_subscription_data('ExtraPM-All-gNB-R2B2')
        db.session.add(sub_model)
        db.session.commit()
        self.policy_response_handler.poll_policy_topic()
        mock_handle_response.assert_called_with("MG1",
                                                AdministrativeState.UNLOCKED.value, 'pnf300',
                                                'success')

    @patch('mod.policy_response_handler.PolicyResponseHandler._handle_response')
    @patch('mod.pmsh_config.AppConfig.get_from_topic')
    def test_poll_policy_topic_no_method_calls_unavailable_mg(self, mock_policy_mr_sub,
                                                              mock_handle_response):
        response_data = ['{"name": "ResponseEvent","status": { "subscriptionName": '
                         '"Different_Subscription", "nfName": "pnf300", "message": "success",'
                         '"measurementGroupName":"msr_grp_name" } }']
        mock_policy_mr_sub.return_value = response_data
        self.policy_response_handler.poll_policy_topic()
        mock_handle_response.assert_not_called()

    @patch('mod.pmsh_config.AppConfig.get_from_topic', MagicMock(return_value='wrong_return'))
    @patch('mod.logger.error')
    def test_poll_policy_topic_exception(self, mock_logger):
        self.policy_response_handler.poll_policy_topic()
        mock_logger.assert_called()