+ assert_nil json_response['mounts']
+ assert_nil json_response['command']
+ assert_not_nil json_response['auth_uuid']
+ assert_not_nil json_response['locked_by_uuid']
+ assert_equal containers(:queued).uuid, json_response['uuid']
+ assert_equal 'Locked', json_response['state']
+ assert_equal containers(:queued).priority, json_response['priority']
+