flow_stats and pktact test modules use the basic test module, so they
must call basic.test_set_init to initialize things like basic_port_map
diff --git a/tests/flow_stats.py b/tests/flow_stats.py
index e5976c3..38560bc 100644
--- a/tests/flow_stats.py
+++ b/tests/flow_stats.py
@@ -49,6 +49,8 @@
     @param config The configuration dictionary; see oft
     """
 
+    basic.test_set_init(config)
+
     global fs_port_map
     global fs_logger
     global fs_config