Add the scenario of list-flavors

Change-Id: Id5ec575a71c11a969fe60f74a35dd9c5c6b39b4e

rally-jobs/nova.yaml

@@ -860,3 +860,19 @@
       sla:
         failure_rate:
           max: 0
+
+  NovaFlavors.list_flavors:
+    -
+      args:
+        detailed: True
+      runner:
+        type: "constant"
+        times: 5
+        concurrency: 2
+      context:
+        users:
+          tenants: 2
+          users_per_tenant: 2
+      sla:
+        failure_rate:
+          max: 0

rally/plugins/openstack/scenarios/nova/flavors.py

@@ -0,0 +1,38 @@
+# Copyright 2015: Inc.
+# All Rights Reserved.
+#
+#    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 rally import consts
+from rally.plugins.openstack import scenario
+from rally.plugins.openstack.scenarios.nova import utils
+from rally.task import validation
+
+
+class NovaFlavors(utils.NovaScenario):
+    """Benchmark scenarios for Nova flavors."""
+
+    @validation.required_services(consts.Service.NOVA)
+    @validation.required_openstack(users=True)
+    @scenario.configure(context={"cleanup": ["nova"]})
+    def list_flavors(self, detailed=True, **kwargs):
+        """List all flavors.
+
+        Measure the "nova flavor-list" command performance.
+
+        :param detailed: True if the flavor listing
+                         should contain detailed information
+
+        :param kwargs: Optional additional arguments for flavor listing
+        """
+        self._list_flavors(detailed, **kwargs)

rally/plugins/openstack/scenarios/nova/utils.py

@@ -892,3 +892,14 @@ class NovaScenario(scenario.OpenStackScenario):
         :param net_id: The nova-network ID to delete
         """
         return self.admin_clients("nova").networks.delete(net_id)
+
+    @atomic.action_timer("nova.list_flavors")
+    def _list_flavors(self, detailed=True, **kwargs):
+        """List all flavors.
+
+        :param kwargs: Optional additional arguments for flavor listing
+        :param detailed: True if the image listing
+                         should contain detailed information
+        :returns: flavors list
+        """
+        return self.clients("nova").flavors.list(detailed, **kwargs)

samples/tasks/scenarios/nova/list-flavors.json

@@ -0,0 +1,20 @@
+{
+  "NovaFlavors.list_flavors": [
+    {
+      "runner": {
+        "type": "constant",
+        "concurrency": 2,
+        "times": 10
+      },
+      "args": {
+        "detailed": true
+      },
+      "context": {
+        "users": {
+          "tenants": 3,
+          "users_per_tenant": 2
+        }
+      }
+    }
+  ]
+}

samples/tasks/scenarios/nova/list-flavors.yaml

@@ -0,0 +1,13 @@
+---
+  NovaFlavors.list_flavors:
+    -
+      args:
+        detailed: True
+      runner:
+        type: "constant"
+        times: 10
+        concurrency: 2
+      context:
+        users:
+          tenants: 3
+          users_per_tenant: 2

tests/unit/plugins/openstack/scenarios/nova/test_flavors.py

@@ -0,0 +1,28 @@
+# Copyright: 2015.
+# All Rights Reserved.
+#
+#    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 mock
+
+from rally.plugins.openstack.scenarios.nova import flavors
+from tests.unit import test
+
+
+class NovaFlavorsTestCase(test.TestCase):
+
+    def test_list_flavors(self):
+        scenario = flavors.NovaFlavors()
+        scenario._list_flavors = mock.Mock()
+        scenario.list_flavors(detailed=True, fakearg="fakearg")
+        scenario._list_flavors.assert_called_once_with(True, fakearg="fakearg")

tests/unit/plugins/openstack/scenarios/nova/test_utils.py

@@ -865,3 +865,13 @@ class NovaScenarioTestCase(test.ScenarioTestCase):
         self.assertEqual(return_netlabel, fake_net)
         self._test_atomic_action_timer(nova_scenario.atomic_actions(),
                                        "nova.create_network")
+
+    def test__list_flavors(self):
+        nova_scenario = utils.NovaScenario()
+        self.clients("nova").flavors.list.return_value = "flavors_list"
+        result = nova_scenario._list_flavors(detailed=True, fakearg="fakearg")
+        self.assertEqual("flavors_list", result)
+        self.clients("nova").flavors.list.assert_called_once_with(
+            True, fakearg="fakearg")
+        self._test_atomic_action_timer(nova_scenario.atomic_actions(),
+                                       "nova.list_flavors")