add a new service list api tests

Depends-On: Iecb2ae810dd2a6a6b544c2ed7dbfe6288f393178
Change-Id: I2996afcd4f05c87847db1f9be64a362a2593f5b6

devstack/post_test_hook.sh

@@ -17,7 +17,7 @@ DEVSTACK_PATH="$BASE/new"
 
 #Argument is received from Zuul
 if [ "$1" = "api" ]; then
-  TESTS="topology|test_rca|test_alarms|test_resources|test_template|test_webhook"
+  TESTS="topology|test_rca|test_alarms|test_resources|test_template|test_webhook|test_service"
 elif [ "$1" = "datasources" ]; then
   TESTS="datasources|test_events|notifiers|e2e|database"
 elif [ "$1" = "mock" ]; then

vitrage_tempest_plugin/tests/api/services/test_service.py

@@ -0,0 +1,65 @@
+#  Copyright 2019 - Nokia Corporation
+#
+#  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.
+
+from datetime import date
+import socket
+
+from dateutil import parser
+from testtools import matchers
+
+from vitrage_tempest_plugin.tests.base import BaseVitrageTempest
+
+
+SERVICES = {
+    'ApiWorker',
+    'EvaluatorWorker',
+    'MachineLearningService',
+    'PersistorService',
+    'SnmpParsingService',
+    'vitrageuWSGI',
+    'VitrageNotifierService'
+}
+
+
+class ServiceTest(BaseVitrageTempest):
+    def test_service_list(self):
+        services = self.vitrage_client.service.list()
+
+        # NOTE(eyalb) test will run in the same day of
+        # process creation, might remove this if it causes
+        # problems
+        self.check_created(services, date.today())
+
+        self.check_all_equal(services, SERVICES)
+        self.check_all_hosted(services, socket.gethostname())
+        self.check_different_process_ids_for(services)
+
+    def check_created(self, services, today):
+
+        created = {parser.parse(service['created']).date()
+                   for service in services}
+        self.assert_set_equal({today}, created)
+
+    def check_all_equal(self, services, expected_svc_names):
+        names = {service['name'].split(' ')[0] for service in services}
+        self.assert_set_equal(expected_svc_names, names)
+
+    def check_all_hosted(self, services, hostname):
+        hostnames = {service['hostname'] for service in services}
+        self.assert_set_equal({hostname}, hostnames)
+
+    def check_different_process_ids_for(self, services):
+        num_services = len(services)
+        process_ids = {service['process'] for service in services}
+        self.assertThat(process_ids, matchers.HasLength(num_services))

vitrage_tempest_plugin/tests/base.py

@@ -73,12 +73,15 @@ class BaseVitrageTempest(base.BaseTestCase):
     ADMIN_USERNAME = 'admin'
     ADMIN_PROJECT_NAME = 'admin'
 
-    def assert_list_equal(self, l1, l2):
-        self.assertListEqual(l1, l2)
+    def assert_list_equal(self, l1, l2, message=None):
+        self.assertListEqual(l1, l2, message)
 
-    def assert_dict_equal(self, d1, d2, message):
+    def assert_dict_equal(self, d1, d2, message=None):
         self.assertDictEqual(d1, d2, message)
 
+    def assert_set_equal(self, s1, s2, message=None):
+        self.assertSetEqual(s1, s2, message)
+
     def assert_timestamp_equal(self, first, second, msg=None):
         """Checks that two timestamps are equals.