add case
diff --git a/acctonUseDpctl/stats.py b/acctonUseDpctl/stats.py
new file mode 100755
index 0000000..312ab60
--- /dev/null
+++ b/acctonUseDpctl/stats.py
@@ -0,0 +1,70 @@
+import logging

+import oftest.base_tests as base_tests

+from oftest import config

+from oftest.testutils import *

+from util import *

+

+

+class table_stats(base_tests.SimpleDataPlane):

+    def runTest(self):

+        json_result = apply_dpctl_get_cmd(self, config, "stats-table")

+        #pprint(json_result)

+        result=json_result["RECEIVED"][1]

+        self.assertNotEqual(result["stats"], {}, "Table stats reply nothing")

+

+class port_stats(base_tests.SimpleDataPlane):

+    def runTest(self):

+        json_result = apply_dpctl_get_cmd(self, config, "stats-port")

+        #pprint(json_result)

+        result=json_result["RECEIVED"][1]

+        self.assertNotEqual(result["stats"], {}, "Ports stats reply nothing")

+

+class queue_stats(base_tests.SimpleDataPlane):

+    def runTest(self):

+        json_result = apply_dpctl_get_cmd(self, config, "stats-queue")

+        #pprint(json_result)

+        result=json_result["RECEIVED"][1]

+        self.assertNotEqual(result["stats"], {}, "Queue stats reply nothing")

+

+class flow_stats(base_tests.SimpleDataPlane):

+    def runTest(self):

+        json_result = apply_dpctl_get_cmd(self, config, "stats-flow")

+        #pprint(json_result)

+        result=json_result["RECEIVED"][1]

+        self.assertNotEqual(result["stats"], {}, "Flow stats reply nothing")

+

+class aggr_stats(base_tests.SimpleDataPlane):

+    def runTest(self):

+        json_result = apply_dpctl_get_cmd(self, config, "stats-aggr")

+        #pprint(json_result)

+        result=json_result["RECEIVED"][1]

+        self.assertNotEqual(result["flow_cnt"], 0, "No flow exist")

+

+class group_stats(base_tests.SimpleDataPlane):

+    def runTest(self):

+        json_result = apply_dpctl_get_cmd(self, config, "stats-group")

+        #pprint(json_result)

+        result=json_result["RECEIVED"][1]

+        self.assertNotEqual(result["stats"], {}, "Group stats reply nothing")

+

+class group_desc_stats(base_tests.SimpleDataPlane):

+    def runTest(self):

+        json_result = apply_dpctl_get_cmd(self, config, "stats-group-desc")

+        #pprint(json_result)

+        result=json_result["RECEIVED"][1]

+        self.assertNotEqual(result["stats"], {}, "Group desc stats reply nothing")

+

+class meter_stats(base_tests.SimpleDataPlane):

+    def runTest(self):

+        json_result = apply_dpctl_get_cmd(self, config, "stats-meter")

+        #pprint(json_result)

+        result=json_result["RECEIVED"][1]

+        self.assertNotEqual(result["stats"], {}, "Meter stats reply nothing")

+

+class meter_config(base_tests.SimpleDataPlane):

+    def runTest(self):

+        json_result = apply_dpctl_get_cmd(self, config, "meter-config")

+        #pprint(json_result)

+        result=json_result["RECEIVED"][1]

+        self.assertNotEqual(result["stats"], {}, "Meter config reply nothing")

+