test: add case for tmq

tests/system-test/7-tmq/subscribeDb.py

@@ -219,6 +219,41 @@ class TDTestCase:
 
         tdSql.query("drop topic %s"%topicName1)
 
+        tdLog.info("creat the same topic name , and start to consume")
+        self.initConsumerTable()
+        tdLog.info("create topics from db")
+        topicName1 = 'topic_db1'
+        
+        tdSql.execute("create topic %s as %s" %(topicName1, parameterDict['dbName']))
+        consumerId   = 0
+        expectrowcnt = parameterDict["rowsPerTbl"] * parameterDict["ctbNum"]
+        topicList    = topicName1
+        ifcheckdata  = 0
+        ifManualCommit = 0
+        keyList      = 'group.id:cgrp1,\
+                        enable.auto.commit:false,\
+                        auto.commit.interval.ms:6000,\
+                        auto.offset.reset:earliest'
+        self.insertConsumerInfo(consumerId, expectrowcnt,topicList,keyList,ifcheckdata,ifManualCommit)
+        
+        tdLog.info("start consume processor")
+        pollDelay = 5
+        showMsg   = 1
+        showRow   = 1
+        self.startTmqSimProcess(buildPath,cfgPath,pollDelay,parameterDict["dbName"],showMsg, showRow)
+
+        expectRows = 1
+        resultList = self.selectConsumeResult(expectRows)
+        totalConsumeRows = 0
+        for i in range(expectRows):
+            totalConsumeRows += resultList[i]
+        
+        if totalConsumeRows != expectrowcnt:
+            tdLog.info("act consume rows: %d, expect consume rows: %d"%(totalConsumeRows, expectrowcnt))
+            tdLog.exit("tmq consume rows error!")
+
+        tdSql.query("drop topic %s"%topicName1)
+
         tdLog.printNoPrefix("======== test case 1 end ...... ")
 
     def tmqCase2(self, cfgPath, buildPath):