Init placement client in tempest Manager object

Placement client is not yet added/initialized in
the tempest/clients.py Manager object.

Change-Id: I19224b178e2860ee29c56546340cee36cd71b0e8

tempest/clients.py

@@ -44,6 +44,7 @@ class Manager(clients.ServiceClients):
         self._set_object_storage_clients()
         self._set_image_clients()
         self._set_network_clients()
+        self.placement_client = self.placement.PlacementClient()
         # TODO(andreaf) This is maintained for backward compatibility
         # with plugins, but it should removed eventually, since it was
         # never a stable interface and it's not useful anyways

tempest/tests/lib/services/registry_fixture.py

@@ -37,8 +37,9 @@ class RegistryFixture(fixtures.Fixture):
     def __init__(self):
         """Initialise the registry fixture"""
         self.services = set(['compute', 'identity.v2', 'identity.v3',
-                             'image.v1', 'image.v2', 'network', 'volume.v1',
-                             'volume.v2', 'volume.v3', 'object-storage'])
+                             'image.v1', 'image.v2', 'network', 'placement',
+                             'volume.v1', 'volume.v2', 'volume.v3',
+                             'object-storage'])
 
     def _setUp(self):
         # Cleanup the registry