Fix BridgeFixture

The del_br method takes a name and not a uuid, so bridges weren't
getting deleted.

Change-Id: I2e1af6cddc1b38bc989725c99feea8143e00c979

ovsdbapp/tests/functional/schema/fixtures.py

@@ -18,6 +18,7 @@ import fixtures
 class ImplIdlFixture(fixtures.Fixture):
     api, create, delete = (None, None, None)
     delete_args = {'if_exists': True}
+    delete_id = 'uuid'
 
     def __init__(self, *args, **kwargs):
         super(ImplIdlFixture, self).__init__()
@@ -30,5 +31,6 @@ class ImplIdlFixture(fixtures.Fixture):
         delete_fn = getattr(api, self.delete)
         self.obj = create_fn(*self.args, **self.kwargs).execute(
             check_error=True)
-        self.addCleanup(delete_fn(self.obj.uuid,
+        del_value = getattr(self.obj, self.delete_id)
+        self.addCleanup(delete_fn(del_value,
                         **self.delete_args).execute, check_error=True)

ovsdbapp/tests/functional/schema/open_vswitch/fixtures.py

@@ -18,3 +18,4 @@ class BridgeFixture(fixtures.ImplIdlFixture):
     api = impl_idl.OvsdbIdl
     create = 'add_br'
     delete = 'del_br'
+    delete_id = 'name'