Add test and sample to CreateAndListNetworks

Create a network with type and then list all networks.
This type must be supported in your environment.

Change-Id: Id0f0aa6b7768f60d7686214a08e6d757bec6683e

rally-jobs/rally-neutron.yaml

@@ -5,7 +5,7 @@
   NeutronNetworks.create_and_list_networks:
     -
       args:
-        network_create_args:
+        network_create_args: {}
       runner:
         type: "constant"
         times: {{smoke or 40}}
@@ -20,6 +20,26 @@
       sla:
         failure_rate:
           max: 20
+    -
+      args:
+        network_create_args:
+          provider:network_type: "vxlan"
+      runner:
+        type: "constant"
+        times: {{smoke or 40}}
+        concurrency: {{smoke or 20}}
+      context:
+        users:
+          tenants: {{smoke or 3}}
+          users_per_tenant: {{smoke or 2}}
+        quotas:
+          neutron:
+             network: -1
+        roles:
+          - "admin"
+      sla:
+        failure_rate:
+          max: 20
 
   NeutronNetworks.create_and_list_subnets:
     -

samples/tasks/scenarios/neutron/create-and-list-networks.json

@@ -19,6 +19,40 @@
                         "network": -1
                     }
                 }
+            },
+            "sla": {
+                "failure_rate": {
+                    "max": 0
+                }
+            }
+        },
+        {
+            "args": {
+                "network_create_args": {
+                    "provider:network_type": "vxlan"
+                }
+            },
+            "runner": {
+                "type": "constant",
+                "times": 100,
+                "concurrency": 10
+            },
+            "context": {
+                "users": {
+                    "tenants": 3,
+                    "users_per_tenant": 3
+                },
+                "quotas": {
+                    "neutron": {
+                        "network": -1
+                    }
+                },
+                "roles": ["admin"]
+            },
+            "sla": {
+                "failure_rate": {
+                    "max": 0
+                }
             }
         }
     ]

samples/tasks/scenarios/neutron/create-and-list-networks.yaml

@@ -14,3 +14,26 @@
         quotas:
           neutron:
             network: -1
+      sla:
+        failure_rate:
+          max: 0
+    -
+      args:
+        network_create_args:
+          provider:network_type: "vxlan"
+      runner:
+        type: "constant"
+        times: 100
+        concurrency: 10
+      context:
+        users:
+          tenants: 3
+          users_per_tenant: 3
+        quotas:
+          neutron:
+            network: -1
+        roles:
+          - "admin"
+      sla:
+        failure_rate:
+          max: 0

tests/unit/plugins/openstack/scenarios/neutron/test_network.py

@@ -25,15 +25,20 @@ BASE = "rally.plugins.openstack.scenarios.neutron.network"
 @ddt.ddt
 class NeutronNetworksTestCase(test.ScenarioTestCase):
 
+    @ddt.data(
+        {"network_create_args": {}},
+        {"network_create_args": {"name": "given-name"}},
+        {"network_create_args": {"provider:network_type": "vxlan"}}
+    )
+    @ddt.unpack
     @mock.patch("%s.CreateAndListNetworks._list_networks" % BASE)
     @mock.patch("%s.CreateAndListNetworks._create_network" % BASE)
     def test_create_and_list_networks(self,
                                       mock__create_network,
-                                      mock__list_networks):
+                                      mock__list_networks,
+                                      network_create_args):
         scenario = network.CreateAndListNetworks(self.context)
 
-        # Default options
-        network_create_args = {}
         scenario.run(network_create_args=network_create_args)
         mock__create_network.assert_called_once_with(network_create_args)
         mock__list_networks.assert_called_once_with()
@@ -41,12 +46,6 @@ class NeutronNetworksTestCase(test.ScenarioTestCase):
         mock__create_network.reset_mock()
         mock__list_networks.reset_mock()
 
-        # Explicit network name is specified
-        network_create_args = {"name": "given-name"}
-        scenario.run(network_create_args=network_create_args)
-        mock__create_network.assert_called_once_with(network_create_args)
-        mock__list_networks.assert_called_once_with()
-
     @mock.patch("%s.CreateAndUpdateNetworks._update_network" % BASE)
     @mock.patch("%s.CreateAndUpdateNetworks._create_network" % BASE,
                 return_value={