SEBA-170 Unit tests for Kubernetes event step
Change-Id: I87927d5b331060e3ab94f3329c9c9a2850fac4f4
diff --git a/xos/synchronizer/event_steps/test_kubernetes_event.py b/xos/synchronizer/event_steps/test_kubernetes_event.py
new file mode 100644
index 0000000..4fb4ffe
--- /dev/null
+++ b/xos/synchronizer/event_steps/test_kubernetes_event.py
@@ -0,0 +1,212 @@
+# Copyright 2017-present Open Networking 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.
+
+import unittest
+import json
+import functools
+from mock import patch, call, Mock, PropertyMock
+import requests_mock
+
+import os, sys
+
+# Hack to load synchronizer framework
+test_path=os.path.abspath(os.path.dirname(os.path.realpath(__file__)))
+xos_dir=os.path.join(test_path, "../../..")
+if not os.path.exists(os.path.join(test_path, "new_base")):
+ xos_dir=os.path.join(test_path, "../../../../../../orchestration/xos/xos")
+ services_dir = os.path.join(xos_dir, "../../xos_services")
+sys.path.append(xos_dir)
+sys.path.append(os.path.join(xos_dir, 'synchronizers', 'new_base'))
+# END Hack to load synchronizer framework
+
+# generate model from xproto
+def get_models_fn(service_name, xproto_name):
+ name = os.path.join(service_name, "xos", xproto_name)
+ if os.path.exists(os.path.join(services_dir, name)):
+ return name
+ else:
+ name = os.path.join(service_name, "xos", "synchronizer", "models", xproto_name)
+ if os.path.exists(os.path.join(services_dir, name)):
+ return name
+ raise Exception("Unable to find service=%s xproto=%s" % (service_name, xproto_name))
+# END generate model from xproto
+
+class TestKubernetesEvent(unittest.TestCase):
+
+ def setUp(self):
+ global DeferredException
+
+ self.sys_path_save = sys.path
+ sys.path.append(xos_dir)
+ sys.path.append(os.path.join(xos_dir, 'synchronizers', 'new_base'))
+
+ # Setting up the config module
+ from xosconfig import Config
+ config = os.path.join(test_path, "../test_config.yaml")
+ Config.clear()
+ Config.init(config, "synchronizer-config-schema.yaml")
+ # END Setting up the config module
+
+ from synchronizers.new_base.mock_modelaccessor_build import build_mock_modelaccessor
+ build_mock_modelaccessor(xos_dir, services_dir, [
+ get_models_fn("onos-service", "onos.xproto")
+ ])
+ import synchronizers.new_base.modelaccessor
+ from synchronizers.new_base.modelaccessor import model_accessor
+ from mock_modelaccessor import MockObjectList
+
+ from kubernetes_event import KubernetesPodDetailsEventStep
+
+ # import all class names to globals
+ for (k, v) in model_accessor.all_model_classes.items():
+ globals()[k] = v
+
+ self.event_step = KubernetesPodDetailsEventStep
+
+ self.onos = ONOSService(name="myonos",
+ rest_hostname = "onos-url",
+ rest_port = "8181",
+ rest_username = "karaf",
+ rest_password = "karaf",
+ backend_code=1,
+ backend_status="succeeded")
+
+ self.app1 = ONOSApp(name="myapp1",
+ owner=self.onos,
+ backend_code=1,
+ backend_status="succeeded")
+
+ self.app2 = ONOSApp(name="myapp2",
+ owner=self.onos,
+ backend_code=1,
+ backend_status="succeeded")
+
+ self.onos.service_instances = MockObjectList([self.app1, self.app2])
+
+ self.log = Mock()
+
+ def tearDown(self):
+ self.onos = None
+ sys.path = self.sys_path_save
+
+ def test_process_event(self):
+ with patch.object(ONOSService.objects, "get_items") as service_objects, \
+ patch.object(ONOSService, "save", autospec=True) as service_save, \
+ patch.object(ONOSApp, "save", autospec=True) as app_save:
+ service_objects.return_value = [self.onos]
+
+ event_dict = {"status": "created",
+ "labels": {"xos_service": "myonos"}}
+ event = Mock()
+ event.value = json.dumps(event_dict)
+
+ step = self.event_step(log=self.log)
+ step.process_event(event)
+
+ self.assertEqual(self.onos.backend_code, 0)
+ self.assertEqual(self.onos.backend_status, "resynchronize due to kubernetes event")
+ service_save.assert_called_with(self=self.onos, update_fields=["updated", "backend_code", "backend_status"],
+ always_update_timestamp=True)
+
+ self.assertEqual(self.app1.backend_code, 0)
+ self.assertEqual(self.app1.backend_status, "resynchronize due to kubernetes event")
+
+ self.assertEqual(self.app2.backend_code, 0)
+ self.assertEqual(self.app2.backend_status, "resynchronize due to kubernetes event")
+ app_save.assert_has_calls([call(self.app1, update_fields=["updated", "backend_code", "backend_status"],
+ always_update_timestamp=True),
+ call(self.app2, update_fields=["updated", "backend_code", "backend_status"],
+ always_update_timestamp=True)])
+
+ def test_process_event_unknownstatus(self):
+ with patch.object(ONOSService.objects, "get_items") as service_objects, \
+ patch.object(ONOSService, "save") as service_save, \
+ patch.object(ONOSApp, "save") as app_save:
+ service_objects.return_value = [self.onos]
+
+ event_dict = {"status": "something_else",
+ "labels": {"xos_service": "myonos"}}
+ event = Mock()
+ event.value = json.dumps(event_dict)
+
+ step = self.event_step(log=self.log)
+ step.process_event(event)
+
+ self.assertEqual(self.onos.backend_code, 1)
+ self.assertEqual(self.onos.backend_status, "succeeded")
+ service_save.assert_not_called()
+
+ self.assertEqual(self.app1.backend_code, 1)
+ self.assertEqual(self.app1.backend_status, "succeeded")
+ app_save.assert_not_called()
+
+ self.assertEqual(self.app2.backend_code, 1)
+ self.assertEqual(self.app2.backend_status, "succeeded")
+
+ def test_process_event_unknownservice(self):
+ with patch.object(ONOSService.objects, "get_items") as service_objects, \
+ patch.object(ONOSService, "save") as service_save, \
+ patch.object(ONOSApp, "save") as app_save:
+ service_objects.return_value = [self.onos]
+
+ event_dict = {"status": "created",
+ "labels": {"xos_service": "some_other_service"}}
+ event = Mock()
+ event.value = json.dumps(event_dict)
+
+ step = self.event_step(log=self.log)
+ step.process_event(event)
+
+ self.assertEqual(self.onos.backend_code, 1)
+ self.assertEqual(self.onos.backend_status, "succeeded")
+ service_save.assert_not_called()
+
+ self.assertEqual(self.app1.backend_code, 1)
+ self.assertEqual(self.app1.backend_status, "succeeded")
+ app_save.assert_not_called()
+
+ self.assertEqual(self.app2.backend_code, 1)
+ self.assertEqual(self.app2.backend_status, "succeeded")
+
+ def test_process_event_nolabels(self):
+ with patch.object(ONOSService.objects, "get_items") as service_objects, \
+ patch.object(ONOSService, "save") as service_save, \
+ patch.object(ONOSApp, "save") as app_save:
+ service_objects.return_value = [self.onos]
+
+ event_dict = {"status": "created"}
+ event = Mock()
+ event.value = json.dumps(event_dict)
+
+ step = self.event_step(log=self.log)
+ step.process_event(event)
+
+ self.assertEqual(self.onos.backend_code, 1)
+ self.assertEqual(self.onos.backend_status, "succeeded")
+ service_save.assert_not_called()
+
+ self.assertEqual(self.app1.backend_code, 1)
+ self.assertEqual(self.app1.backend_status, "succeeded")
+ app_save.assert_not_called()
+
+ self.assertEqual(self.app2.backend_code, 1)
+ self.assertEqual(self.app2.backend_status, "succeeded")
+
+
+
+if __name__ == '__main__':
+ unittest.main()
+
+
+