diff --git a/tests/pytest/fulltest.sh b/tests/pytest/fulltest.sh
index 32551042a69f63a5fbf9eb84e26a1c4a8c6ce4b7..9399064096db05a0ad528e6ff97b17b7f7f8696e 100755
--- a/tests/pytest/fulltest.sh
+++ b/tests/pytest/fulltest.sh
@@ -403,7 +403,7 @@ python3 ./test.py -f query/queryDiffColsOr.py
 python3 ./test.py -f client/nettest.py
 
 python3 ./test.py -f query/queryRegex.py
-
+python3 ./test.py -f tools/taosdemoTestdatatype.py
 #======================p4-end===============
 
 
diff --git a/tests/pytest/tools/taosdemoTestdatatype.py b/tests/pytest/tools/taosdemoTestdatatype.py
new file mode 100644
index 0000000000000000000000000000000000000000..e32d895571da7d2a101dc32201ebba4754ec4740
--- /dev/null
+++ b/tests/pytest/tools/taosdemoTestdatatype.py
@@ -0,0 +1,94 @@
+###################################################################
+#           Copyright (c) 2016 by TAOS Technologies, Inc.
+#                     All rights reserved.
+#
+#  This file is proprietary and confidential to TAOS Technologies.
+#  No part of this file may be reproduced, stored, transmitted,
+#  disclosed or used in any form or by any means other than as
+#  expressly provided by the written permission from Jianhui Tao
+#
+###################################################################
+
+# -*- coding: utf-8 -*-
+
+import sys
+import os
+from util.log import *
+from util.cases import *
+from util.sql import *
+from util.dnodes import *
+
+class TDTestCase:
+    def init(self, conn, logSql):
+        tdLog.debug("start to execute %s" % __file__)
+        tdSql.init(conn.cursor(), logSql)
+
+        self.numberOfTables = 10
+        self.numberOfRecords = 10
+    
+    def getBuildPath(self):
+        selfPath = os.path.dirname(os.path.realpath(__file__))
+
+        if ("community" in selfPath):
+            projPath = selfPath[:selfPath.find("community")]
+        else:
+            projPath = selfPath[:selfPath.find("tests")]
+
+        for root, dirs, files in os.walk(projPath):
+            if ("taosd" in files):
+                rootRealPath = os.path.dirname(os.path.realpath(root))
+                if ("packaging" not in rootRealPath):
+                    buildPath = root[:len(root) - len("/build/bin")]
+                    break
+        return buildPath
+
+    def run(self):
+        buildPath = self.getBuildPath()
+        if (buildPath == ""):
+            tdLog.exit("taosdemo not found!")
+        else:
+            tdLog.info("taosdemo found in %s" % buildPath)
+        binPath = buildPath + "/build/bin/"
+
+        os.system("%staosdemo -d test002 -y -t %d -n %d -b INT,nchar\\(8\\),binary\\(16\\),binary,nchar -w 8" %
+                  (binPath, self.numberOfTables, self.numberOfRecords))
+        
+        tdSql.execute('use test002')
+        tdSql.query("select count(*) from meters")
+        tdSql.checkData(0, 0, self.numberOfTables * self.numberOfRecords)
+
+        tdSql.query("select * from meters")
+        tdSql.checkRows(self.numberOfTables * self.numberOfRecords)
+        
+        tdLog.info('insert into d1 values(now,100,"abcd1234","abcdefgh12345678","abcdefgh","abcdefgh")')
+        tdSql.execute('insert into d1 values(now,100,"abcd1234","abcdefgh12345678","abcdefgh","abcdefgh")')
+        tdSql.query("select * from meters")
+        tdSql.checkRows(101)
+
+        tdSql.error('insert into d1 values(now,100,"abcd","abcd"')
+        tdSql.error('insert into d1 values(now,100,100,100)')
+
+        os.system("%staosdemo -d test002 -y -t %d -n %d --data-type INT,nchar\\(8\\),binary\\(16\\),binary,nchar -w 8" %
+                  (binPath, self.numberOfTables, self.numberOfRecords))
+
+        tdSql.execute('use test002')
+        tdSql.query("select count(*) from meters")
+        tdSql.checkData(0, 0, self.numberOfTables * self.numberOfRecords)
+
+
+        os.system("%staosdemo -d test002 -y -t %d -n %d -bINT,nchar\\(8\\),binary\\(16\\),binary,nchar -w 8" %
+                  (binPath, self.numberOfTables, self.numberOfRecords))
+
+        tdSql.execute('use test002')
+        tdSql.query("select count(*) from meters")
+        tdSql.checkData(0, 0, self.numberOfTables * self.numberOfRecords)
+
+
+        
+    def stop(self):
+        tdSql.close()
+        tdLog.success("%s successfully executed" % __file__)
+
+
+tdCases.addWindows(__file__, TDTestCase())
+tdCases.addLinux(__file__, TDTestCase())
\ No newline at end of file