diff --git a/accton/group_test.py b/accton/group_test.py
new file mode 100644
index 0000000..323e764
--- /dev/null
+++ b/accton/group_test.py
@@ -0,0 +1,30 @@
+"""
+Group table test
+Verify each group table can created correctly
+"""
+from oftest import config
+import oftest.base_tests as base_tests
+import ofp
+from oftest.testutils import *
+from accton_util import *
+
+class L2InterfaceGroup(base_tests.SimpleDataPlane):
+    def runTest(self):    
+       delete_all_flows(self.controller)
+       delete_all_groups(self.controller)    
+
+       add_l2_interface_grouop(self.controller, config["port_map"].keys(), 1,  False, False)
+       add_l2_interface_grouop(self.controller, config["port_map"].keys(), 2,  False, False)       
+
+class L2McastGroup(base_tests.SimpleDataPlane):
+    def runTest(self):
+        delete_all_flows(self.controller)    
+        delete_all_groups(self.controller)    
+        
+        group_list=add_l2_interface_grouop(self.controller, config["port_map"].keys(), 1,  False, False)       
+        add_l2_mcast_group(self.controller, config["port_map"].keys(), 1, 1)
+        
+        add_l2_interface_grouop(self.controller, config["port_map"].keys(), 2,  False, False)               
+        add_l2_mcast_group(self.controller, config["port_map"].keys(), 2, 2)
+    
+