Add tempest test for container rename

Change-Id: I5107b207f44ffdadab6f9ca8ba82b11a2e57db6c
Partial-Implements: blueprint zun-functional-test

zun/tests/tempest/api/clients.py

@@ -160,6 +160,12 @@ class ZunClient(rest_client.RestClient):
             self.container_uri(container_id), body=model.to_json(), **kwargs)
         return self.deserialize(resp, body, container_model.ContainerEntity)
 
+    def rename_container(self, container_id, model, **kwargs):
+        resp, body = self.post(
+            self.container_uri(container_id, action='rename'),
+            body=model.to_json(), **kwargs)
+        return self.deserialize(resp, body, container_model.ContainerEntity)
+
     def list_services(self, **kwargs):
         resp, body = self.get(self.services_uri(), **kwargs)
         return self.deserialize(resp, body,

zun/tests/tempest/api/common/datagen.py

@@ -73,3 +73,14 @@ def container_patch_data(**kwargs):
     model = container_model.ContainerPatchEntity.from_dict(data)
 
     return model
+
+
+def container_rename_data(**kwargs):
+    data = {
+        'name': 'new_name',
+    }
+
+    data.update(kwargs)
+    model = container_model.ContainerPatchEntity.from_dict(data)
+
+    return model

zun/tests/tempest/api/test_containers.py

@@ -166,6 +166,16 @@ class TestContainer(base.BaseZunTest):
         container = self.docker_client.get_container(model.uuid)
         self._assert_resource_constraints(container, cpu=0.2, memory=200)
 
+    @decorators.idempotent_id('b218bea7-f19b-499f-9819-c7021ffc59f4')
+    def test_rename_container(self):
+        _, model = self._run_container(name='container1')
+        self.assertEqual('container1', model.name)
+        gen_model = datagen.container_rename_data(name='container2')
+        resp, model = self.container_client.rename_container(model.uuid,
+                                                             gen_model)
+        self.assertEqual(200, resp.status)
+        self.assertEqual('container2', model.name)
+
     def _assert_resource_constraints(self, container, cpu=None, memory=None):
         if cpu is not None:
             cpu_quota = container.get('HostConfig').get('CpuQuota')