[TD-10700]<enhance>: add test case for telnet protocol inserting

keywords/special character

src/client/src/tscParseOpenTSDB.c

@@ -41,11 +41,13 @@ static int32_t parseTelnetMetric(TAOS_SML_DATA_POINT *pSml, const char **index,
   if (pSml->stableName == NULL) {
       return TSDB_CODE_TSC_OUT_OF_MEMORY;
   }
+  /*
   if (isdigit(*cur)) {
     tscError("OTD:0x%"PRIx64" Metric cannot start with digit", info->id);
     tfree(pSml->stableName);
     return TSDB_CODE_TSC_LINE_SYNTAX_ERROR;
   }
+  */
 
   while (*cur != '\0') {
     if (len >= TSDB_TABLE_NAME_LEN - 1) {
@@ -207,10 +209,10 @@ static int32_t parseTelnetTagKey(TAOS_SML_KV *pKV, const char **index, SHashObj
   uint16_t len = 0;
 
   //key field cannot start with digit
-  if (isdigit(*cur)) {
-    tscError("OTD:0x%"PRIx64" Tag key cannot start with digit", info->id);
-    return TSDB_CODE_TSC_LINE_SYNTAX_ERROR;
-  }
+  //if (isdigit(*cur)) {
+  //  tscError("OTD:0x%"PRIx64" Tag key cannot start with digit", info->id);
+  //  return TSDB_CODE_TSC_LINE_SYNTAX_ERROR;
+  //}
   while (*cur != '\0') {
     if (len >= TSDB_COL_NAME_LEN - 1) {
       tscError("OTD:0x%"PRIx64" Tag key cannot exceeds %d characters", info->id, TSDB_COL_NAME_LEN - 1);

tests/pytest/insert/insertTelnetLines.py

@@ -308,6 +308,49 @@ class TDTestCase:
 
         tdSql.checkData(0, 0, "child_table1")
 
+        ### special characters and keywords ###
+        print("============= step4 : test special characters and keywords  ================")
+        lines4_1 = [
+                        "1234 1626006833610ms 1 id=123 456=true int=true double=false into=1 from=2 !@#$.%^&*()=false",
+                        "int 1626006833610ms 2 id=and 456=true int=true double=false into=1 from=2 !@#$.%^&*()=false",
+                        "double 1626006833610ms 2 id=for 456=true int=true double=false into=1 from=2 !@#$.%^&*()=false",
+                        "from 1626006833610ms 2 id=!@#.^& 456=true int=true double=false into=1 from=2 !@#$.%^&*()=false",
+                        "!@#$.%^&*() 1626006833610ms 2 id=none 456=true int=true double=false into=1 from=2 !@#$.%^&*()=false",
+                     ]
+
+        code = self._conn.schemaless_insert(lines4_1, TDSmlProtocolType.TELNET.value, TDSmlTimestampType.NOT_CONFIGURED.value)
+        print("schemaless_insert result {}".format(code))
+
+        tdSql.query('describe `1234`')
+        tdSql.checkRows(8)
+
+        tdSql.query('describe `int`')
+        tdSql.checkRows(8)
+
+        tdSql.query('describe `double`')
+        tdSql.checkRows(8)
+
+        tdSql.query('describe `from`')
+        tdSql.checkRows(8)
+
+        tdSql.query('describe `!@#$.%^&*()`')
+        tdSql.checkRows(8)
+
+        tdSql.query('select * from `123`')
+        tdSql.checkRows(1)
+
+        tdSql.query('select * from `and`')
+        tdSql.checkRows(1)
+
+        tdSql.query('select * from `for`')
+        tdSql.checkRows(1)
+
+        tdSql.query('select * from `!@#.^&`')
+        tdSql.checkRows(1)
+
+        tdSql.query('select * from `none`')
+        tdSql.checkRows(1)
+
     def stop(self):
         tdSql.close()
         tdLog.success("%s successfully executed" % __file__)