installers/charm/mon/tests/test_charm.py

   1 #!/usr/bin/env python3
   2 # Copyright 2021 Canonical Ltd.
   3 #
   4 # Licensed under the Apache License, Version 2.0 (the "License"); you may
   5 # not use this file except in compliance with the License. You may obtain
   6 # a copy of the License at
   7 #
   8 #         http://www.apache.org/licenses/LICENSE-2.0
   9 #
  10 # Unless required by applicable law or agreed to in writing, software
  11 # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
  12 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
  13 # License for the specific language governing permissions and limitations
  14 # under the License.
  15 #
  16 # For those usages not covered by the Apache License, Version 2.0 please
  17 # contact: legal@canonical.com
  18 #
  19 # To get in touch with the maintainers, please contact:
  20 # osm-charmers@lists.launchpad.net
  21 ##
  22
  23 import sys
  24 from typing import NoReturn
  25 import unittest
  26 from ops.model import ActiveStatus, BlockedStatus
  27 from ops.testing import Harness
  28
  29 from charm import MonCharm
  30
  31
  32 class TestCharm(unittest.TestCase):
  33     """Prometheus Charm unit tests."""
  34
  35     def setUp(self) -> NoReturn:
  36         """Test setup"""
  37         self.image_info = sys.modules["oci_image"].OCIImageResource().fetch()
  38         self.harness = Harness(MonCharm)
  39         self.harness.set_leader(is_leader=True)
  40         self.harness.begin()
  41         self.config = {
  42             "vca_host": "192.168.0.13",
  43             "vca_user": "admin",
  44             "vca_password": "admin",
  45             "vca_cacert": "cacert",
  46             "database_commonkey": "commonkey",
  47             "log_level": "INFO",
  48             "openstack_default_granularity": 10,
  49             "global_request_timeout": 10,
  50             "collector_interval": 30,
  51             "evaluator_interval": 30,
  52         }
  53         self.harness.update_config(self.config)
  54
  55     def test_config_changed_no_relations(
  56         self,
  57     ) -> NoReturn:
  58         """Test ingress resources without HTTP."""
  59
  60         self.harness.charm.on.config_changed.emit()
  61
  62         # Assertions
  63         self.assertIsInstance(self.harness.charm.unit.status, BlockedStatus)
  64         self.assertTrue(
  65             all(
  66                 relation in self.harness.charm.unit.status.message
  67                 for relation in ["mongodb", "kafka", "prometheus"]
  68             )
  69         )
  70
  71     def test_config_changed_non_leader(
  72         self,
  73     ) -> NoReturn:
  74         """Test ingress resources without HTTP."""
  75         self.harness.set_leader(is_leader=False)
  76         self.harness.charm.on.config_changed.emit()
  77
  78         # Assertions
  79         self.assertIsInstance(self.harness.charm.unit.status, ActiveStatus)
  80
  81     def test_with_relations(
  82         self,
  83     ) -> NoReturn:
  84         "Test with relations (internal)"
  85         self.initialize_kafka_relation()
  86         self.initialize_mongo_relation()
  87         self.initialize_prometheus_relation()
  88         # Verifying status
  89         self.assertNotIsInstance(self.harness.charm.unit.status, BlockedStatus)
  90
  91     def initialize_kafka_relation(self):
  92         kafka_relation_id = self.harness.add_relation("kafka", "kafka")
  93         self.harness.add_relation_unit(kafka_relation_id, "kafka/0")
  94         self.harness.update_relation_data(
  95             kafka_relation_id, "kafka/0", {"host": "kafka", "port": 9092}
  96         )
  97
  98     def initialize_mongo_relation(self):
  99         mongodb_relation_id = self.harness.add_relation("mongodb", "mongodb")
 100         self.harness.add_relation_unit(mongodb_relation_id, "mongodb/0")
 101         self.harness.update_relation_data(
 102             mongodb_relation_id,
 103             "mongodb/0",
 104             {"connection_string": "mongodb://mongo:27017"},
 105         )
 106
 107     def initialize_prometheus_relation(self):
 108         prometheus_relation_id = self.harness.add_relation("prometheus", "prometheus")
 109         self.harness.add_relation_unit(prometheus_relation_id, "prometheus/0")
 110         self.harness.update_relation_data(
 111             prometheus_relation_id,
 112             "prometheus",
 113             {"hostname": "prometheus", "port": 9090},
 114         )
 115
 116
 117 if __name__ == "__main__":
 118     unittest.main()
 119
 120
 121 # class TestCharm(unittest.TestCase):
 122 #     """MON Charm unit tests."""
 123
 124 #     def setUp(self) -> NoReturn:
 125 #         """Test setup"""
 126 #         self.harness = Harness(MonCharm)
 127 #         self.harness.set_leader(is_leader=True)
 128 #         self.harness.begin()
 129
 130 #     def test_on_start_without_relations(self) -> NoReturn:
 131 #         """Test installation without any relation."""
 132 #         self.harness.charm.on.start.emit()
 133
 134 #         # Verifying status
 135 #         self.assertIsInstance(self.harness.charm.unit.status, BlockedStatus)
 136
 137 #         # Verifying status message
 138 #         self.assertGreater(len(self.harness.charm.unit.status.message), 0)
 139 #         self.assertTrue(
 140 #             self.harness.charm.unit.status.message.startswith("Waiting for ")
 141 #         )
 142 #         self.assertIn("kafka", self.harness.charm.unit.status.message)
 143 #         self.assertIn("mongodb", self.harness.charm.unit.status.message)
 144 #         self.assertIn("prometheus", self.harness.charm.unit.status.message)
 145 #         self.assertTrue(self.harness.charm.unit.status.message.endswith(" relations"))
 146
 147 #     def test_on_start_with_relations(self) -> NoReturn:
 148 #         """Test deployment without keystone."""
 149 #         expected_result = {
 150 #             "version": 3,
 151 #             "containers": [
 152 #                 {
 153 #                     "name": "mon",
 154 #                     "imageDetails": self.harness.charm.image.fetch(),
 155 #                     "imagePullPolicy": "Always",
 156 #                     "ports": [
 157 #                         {
 158 #                             "name": "mon",
 159 #                             "containerPort": 8000,
 160 #                             "protocol": "TCP",
 161 #                         }
 162 #                     ],
 163 #                     "envConfig": {
 164 #                         "ALLOW_ANONYMOUS_LOGIN": "yes",
 165 #                         "OSMMON_OPENSTACK_DEFAULT_GRANULARITY": 300,
 166 #                         "OSMMON_GLOBAL_REQUEST_TIMEOUT": 10,
 167 #                         "OSMMON_GLOBAL_LOGLEVEL": "INFO",
 168 #                         "OSMMON_COLLECTOR_INTERVAL": 30,
 169 #                         "OSMMON_EVALUATOR_INTERVAL": 30,
 170 #                         "OSMMON_MESSAGE_DRIVER": "kafka",
 171 #                         "OSMMON_MESSAGE_HOST": "kafka",
 172 #                         "OSMMON_MESSAGE_PORT": 9092,
 173 #                         "OSMMON_DATABASE_DRIVER": "mongo",
 174 #                         "OSMMON_DATABASE_URI": "mongodb://mongo:27017",
 175 #                         "OSMMON_DATABASE_COMMONKEY": "osm",
 176 #                         "OSMMON_PROMETHEUS_URL": "http://prometheus:9090",
 177 #                         "OSMMON_VCA_HOST": "admin",
 178 #                         "OSMMON_VCA_USER": "admin",
 179 #                         "OSMMON_VCA_SECRET": "secret",
 180 #                         "OSMMON_VCA_CACERT": "",
 181 #                     },
 182 #                 }
 183 #             ],
 184 #             "kubernetesResources": {"ingressResources": []},
 185 #         }
 186
 187 #         self.harness.charm.on.start.emit()
 188
 189 #         # Check if kafka datastore is initialized
 190 #         self.assertIsNone(self.harness.charm.state.message_host)
 191 #         self.assertIsNone(self.harness.charm.state.message_port)
 192
 193 #         # Check if mongodb datastore is initialized
 194 #         self.assertIsNone(self.harness.charm.state.database_uri)
 195
 196 #         # Check if prometheus datastore is initialized
 197 #         self.assertIsNone(self.harness.charm.state.prometheus_host)
 198 #         self.assertIsNone(self.harness.charm.state.prometheus_port)
 199
 200 #         # Initializing the kafka relation
 201 #         kafka_relation_id = self.harness.add_relation("kafka", "kafka")
 202 #         self.harness.add_relation_unit(kafka_relation_id, "kafka/0")
 203 #         self.harness.update_relation_data(
 204 #             kafka_relation_id, "kafka/0", {"host": "kafka", "port": 9092}
 205 #         )
 206
 207 #         # Initializing the mongo relation
 208 #         mongodb_relation_id = self.harness.add_relation("mongodb", "mongodb")
 209 #         self.harness.add_relation_unit(mongodb_relation_id, "mongodb/0")
 210 #         self.harness.update_relation_data(
 211 #             mongodb_relation_id,
 212 #             "mongodb/0",
 213 #             {"connection_string": "mongodb://mongo:27017"},
 214 #         )
 215
 216 #         # Initializing the prometheus relation
 217 #         prometheus_relation_id = self.harness.add_relation("prometheus", "prometheus")
 218 #         self.harness.add_relation_unit(prometheus_relation_id, "prometheus/0")
 219 #         self.harness.update_relation_data(
 220 #             prometheus_relation_id,
 221 #             "prometheus",
 222 #             {"hostname": "prometheus", "port": 9090},
 223 #         )
 224
 225 #         # Checking if kafka data is stored
 226 #         self.assertEqual(self.harness.charm.state.message_host, "kafka")
 227 #         self.assertEqual(self.harness.charm.state.message_port, 9092)
 228
 229 #         # Checking if mongodb data is stored
 230 #         self.assertEqual(self.harness.charm.state.database_uri, "mongodb://mongo:27017")
 231
 232 #         # Checking if prometheus data is stored
 233 #         self.assertEqual(self.harness.charm.state.prometheus_host, "prometheus")
 234 #         self.assertEqual(self.harness.charm.state.prometheus_port, 9090)
 235
 236 #         # Verifying status
 237 #         self.assertNotIsInstance(self.harness.charm.unit.status, BlockedStatus)
 238
 239 #         pod_spec, _ = self.harness.get_pod_spec()
 240
 241 #         self.assertDictEqual(expected_result, pod_spec)
 242
 243 #     def test_on_kafka_unit_relation_changed(self) -> NoReturn:
 244 #         """Test to see if kafka relation is updated."""
 245 #         self.harness.charm.on.start.emit()
 246
 247 #         self.assertIsNone(self.harness.charm.state.message_host)
 248 #         self.assertIsNone(self.harness.charm.state.message_port)
 249
 250 #         relation_id = self.harness.add_relation("kafka", "kafka")
 251 #         self.harness.add_relation_unit(relation_id, "kafka/0")
 252 #         self.harness.update_relation_data(
 253 #             relation_id, "kafka/0", {"host": "kafka", "port": 9092}
 254 #         )
 255
 256 #         self.assertEqual(self.harness.charm.state.message_host, "kafka")
 257 #         self.assertEqual(self.harness.charm.state.message_port, 9092)
 258
 259 #         # Verifying status
 260 #         self.assertIsInstance(self.harness.charm.unit.status, BlockedStatus)
 261
 262 #         # Verifying status message
 263 #         self.assertGreater(len(self.harness.charm.unit.status.message), 0)
 264 #         self.assertTrue(
 265 #             self.harness.charm.unit.status.message.startswith("Waiting for ")
 266 #         )
 267 #         self.assertNotIn("kafka", self.harness.charm.unit.status.message)
 268 #         self.assertIn("mongodb", self.harness.charm.unit.status.message)
 269 #         self.assertIn("prometheus", self.harness.charm.unit.status.message)
 270 #         self.assertTrue(self.harness.charm.unit.status.message.endswith(" relations"))
 271
 272 #     def test_on_mongodb_unit_relation_changed(self) -> NoReturn:
 273 #         """Test to see if mongodb relation is updated."""
 274 #         self.harness.charm.on.start.emit()
 275
 276 #         self.assertIsNone(self.harness.charm.state.database_uri)
 277
 278 #         relation_id = self.harness.add_relation("mongodb", "mongodb")
 279 #         self.harness.add_relation_unit(relation_id, "mongodb/0")
 280 #         self.harness.update_relation_data(
 281 #             relation_id, "mongodb/0", {"connection_string": "mongodb://mongo:27017"}
 282 #         )
 283
 284 #         self.assertEqual(self.harness.charm.state.database_uri, "mongodb://mongo:27017")
 285
 286 #         # Verifying status
 287 #         self.assertIsInstance(self.harness.charm.unit.status, BlockedStatus)
 288
 289 #         # Verifying status message
 290 #         self.assertGreater(len(self.harness.charm.unit.status.message), 0)
 291 #         self.assertTrue(
 292 #             self.harness.charm.unit.status.message.startswith("Waiting for ")
 293 #         )
 294 #         self.assertIn("kafka", self.harness.charm.unit.status.message)
 295 #         self.assertNotIn("mongodb", self.harness.charm.unit.status.message)
 296 #         self.assertIn("prometheus", self.harness.charm.unit.status.message)
 297 #         self.assertTrue(self.harness.charm.unit.status.message.endswith(" relations"))
 298
 299 #     def test_on_prometheus_unit_relation_changed(self) -> NoReturn:
 300 #         """Test to see if prometheus relation is updated."""
 301 #         self.harness.charm.on.start.emit()
 302
 303 #         self.assertIsNone(self.harness.charm.state.prometheus_host)
 304 #         self.assertIsNone(self.harness.charm.state.prometheus_port)
 305
 306 #         relation_id = self.harness.add_relation("prometheus", "prometheus")
 307 #         self.harness.add_relation_unit(relation_id, "prometheus/0")
 308 #         self.harness.update_relation_data(
 309 #             relation_id, "prometheus", {"hostname": "prometheus", "port": 9090}
 310 #         )
 311
 312 #         self.assertEqual(self.harness.charm.state.prometheus_host, "prometheus")
 313 #         self.assertEqual(self.harness.charm.state.prometheus_port, 9090)
 314
 315 #         # Verifying status
 316 #         self.assertIsInstance(self.harness.charm.unit.status, BlockedStatus)
 317
 318 #         # Verifying status message
 319 #         self.assertGreater(len(self.harness.charm.unit.status.message), 0)
 320 #         self.assertTrue(
 321 #             self.harness.charm.unit.status.message.startswith("Waiting for ")
 322 #         )
 323 #         self.assertIn("kafka", self.harness.charm.unit.status.message)
 324 #         self.assertIn("mongodb", self.harness.charm.unit.status.message)
 325 #         self.assertNotIn("prometheus", self.harness.charm.unit.status.message)
 326 #         self.assertTrue(self.harness.charm.unit.status.message.endswith(" relations"))
 327
 328
 329 # if __name__ == "__main__":
 330 #     unittest.main()