PDP-445: Run tests on java 8,17,21 as well

Author: SameeraPriyathamTadikonda

Jenkinsfile

@@ -1,38 +1,76 @@
 @Library('shared-libraries') _
+
+def runTests(String mlVersion, String javaVersion){
+  copyRPM 'Release',mlVersion
+  setUpML '$WORKSPACE/xdmp/src/Mark*.rpm'
+  sh label:'test', script: '''#!/bin/bash
+    export JAVA_HOME=$'''+javaVersion+'''
+    export GRADLE_USER_HOME=$WORKSPACE/$GRADLE_DIR
+    export PATH=$GRADLE_USER_HOME:$JAVA_HOME/bin:$PATH
+    cd $WORKSPACE/ml-gradle/ml-javaclient-util-test-app
+    echo "mlPassword=admin" > gradle-local.properties
+    ../gradlew -i :mlDeploy
+    cd $WORKSPACE/ml-gradle/
+    ./gradlew ml-javaclient-util:test || true
+    ./gradlew ml-app-deployer:test || true
+    ./gradlew ml-gradle:test || true
+  '''
+  junit '**/build/**/*.xml'
+}
+
 pipeline{
-  agent {label 'devExpLinuxPool'}
+  agent none
   options {
     checkoutToSubdirectory 'ml-gradle'
     buildDiscarder logRotator(artifactDaysToKeepStr: '7', artifactNumToKeepStr: '', daysToKeepStr: '30', numToKeepStr: '')
   }
   environment{
-    JAVA_HOME_DIR="/home/builder/java/jdk-11.0.2"
+    JAVA11_HOME_DIR="/home/builder/java/jdk-11.0.20"
+    JAVA8_HOME_DIR="/home/builder/java/openjdk-1.8.0-262"
+    JAVA17_HOME_DIR="/home/builder/java/jdk-17.0.2"
+    JAVA21_HOME_DIR="/home/builder/java/jdk-21.0.1"
     GRADLE_DIR   =".gradle"
     DMC_USER     = credentials('MLBUILD_USER')
     DMC_PASSWORD = credentials('MLBUILD_PASSWORD')
   }
   stages{
-    stage('tests'){
+    stage('tests-java11'){
+      agent {label 'devExpLinuxPool'}
       steps{
-        copyRPM 'Release','11.3.0'
-        setUpML '$WORKSPACE/xdmp/src/Mark*.rpm'
-        sh label:'test', script: '''#!/bin/bash
-          export JAVA_HOME=$JAVA_HOME_DIR
-          export GRADLE_USER_HOME=$WORKSPACE/$GRADLE_DIR
-          export PATH=$GRADLE_USER_HOME:$JAVA_HOME/bin:$PATH
-          cd ml-gradle
-          cd ml-javaclient-util-test-app
-          echo "mlPassword=admin" > gradle-local.properties
-          ../gradlew -i mlDeploy
-          cd ..
-          ./gradlew ml-javaclient-util:test || true
-          ./gradlew ml-app-deployer:test || true
-          ./gradlew ml-gradle:test || true
-        '''
-        junit '**/build/**/*.xml'
+        runTests('11.3.1','JAVA11_HOME_DIR')
+      }
+    }
+    stage('regressions'){
+      when {
+        anyOf {
+          branch 'dev'
+          branch 'master'
+        }
+        beforeAgent true
+      }
+      parallel{
+        stage('tests-java8'){
+          agent {label 'devExpLinuxPool'}
+          steps{
+            runTests('11.3.1','JAVA8_HOME_DIR')
+          }
+        }
+        stage('tests-java17'){
+          agent {label 'devExpLinuxPool'}
+          steps{
+            runTests('11.3.1','JAVA17_HOME_DIR')
+          }
+        }
+        stage('tests-java21'){
+          agent {label 'devExpLinuxPool'}
+          steps{
+            runTests('11.3.1','JAVA21_HOME_DIR')
+          }
+        }
       }
     }
     stage('publish'){
+      agent {label 'devExpLinuxPool'}
 			when {
       	branch 'dev'
       }