Add keystone create_and_list_services scenario

This scenario covers create keystone service and then list all services

Change-Id: I4e8cff9dfb6c522abd7d136f6e37b442ee44a4d9

rally-jobs/rally.yaml

@@ -108,6 +108,16 @@
         failure_rate:
           max: 0
 
+  KeystoneBasic.create_and_list_services:
+    -
+      runner:
+        type: "constant"
+        times: 10
+        concurrency: 5
+      sla:
+        failure_rate:
+          max: 0
+
   CeilometerAlarms.create_alarm:
     -
       args:

rally/benchmark/scenarios/keystone/basic.py

@@ -124,3 +124,16 @@ class KeystoneBasic(kutils.KeystoneScenario):
         """
         service = self._service_create(name, service_type, description)
         self._delete_service(service.id)
+
+    @validation.required_openstack(admin=True)
+    @base.scenario(context={"admin_cleanup": ["keystone"]})
+    def create_and_list_services(self, name=None, service_type=None,
+                                 description=None):
+        """Create and list services.
+
+        :param name: name of the service
+        :param service_type: type of the service
+        :param description: description of the service
+        """
+        self._service_create(name, service_type, description)
+        self._list_services()

samples/tasks/scenarios/keystone/create-and-list-services.json

@@ -0,0 +1,16 @@
+{
+    "KeystoneBasic.create_and_list_services": [
+    {
+            "args": {
+                "name": "Rally_test_service",
+                "service_type": "Really_test_type",
+                "description": "test_description"
+            },
+            "runner": {
+                "type": "constant",
+                "times": 100,
+                "concurrency": 10
+            }
+        }
+    ]
+}

samples/tasks/scenarios/keystone/create-and-list-services.yaml

@@ -0,0 +1,11 @@
+---
+  KeystoneBasic.create_and_list_services:
+    -
+      args:
+        name: "Rally_test_service"
+        service_type: "Really_test_type"
+        description: "test_description"
+      runner:
+        type: "constant"
+        times: 100
+        concurrency: 10

tests/unit/benchmark/scenarios/keystone/test_basic.py

@@ -140,3 +140,19 @@ class KeystoneBasicTestCase(test.TestCase):
                                                          service_type,
                                                          description)
         scenario._delete_service.assert_called_once_with(fake_service.id)
+
+    def test_create_and_list_services(self):
+        scenario = basic.KeystoneBasic()
+        name = "Rally_test_service"
+        service_type = "rally_test_type"
+        description = "test_description"
+        fake_service = mock.MagicMock()
+        scenario._service_create = mock.MagicMock(return_value=fake_service)
+        scenario._list_services = mock.MagicMock()
+        scenario.create_and_list_services(name=name,
+                                          service_type=service_type,
+                                          description=description)
+        scenario._service_create.assert_called_once_with(name,
+                                                         service_type,
+                                                         description)
+        scenario._list_services.assert_called_once_with()