Merge pull request #3959 from taosdata/hotfix/testcase

fix test case error

Jenkinsfile

@@ -9,7 +9,7 @@ pipeline {
       stage('Parallel test stage') {
       parallel {
         stage('pytest') {
-          agent{label 'master'}
+          agent{label '184'}
           steps {
             sh '''
             date
@@ -34,7 +34,7 @@ pipeline {
           }
         }
         stage('test_b1') {
-          agent{label '184'}
+          agent{label 'master'}
           steps {
             sh '''
             cd ${WKC}

tests/script/general/insert/insert_drop.sim

@@ -52,10 +52,10 @@ sleep 1000
 
 sql use $db
 sql drop table tb5
-
+$i = 0
 while $i < 4
-  $tbId = $i + $halfNum
-  $tb = $tbPrefix . $i
+  
+  $tb = tb . $i
   $x = 0
   while $x < $rowNum
     $xs = $x * $delta