pipeline {
    agent any
    stages {
        stage('Build') {
            steps {
                echo sh(script: 'env|sort', returnStdout: true)
                // Get some code from a GitHub repository
                git '<repo url>'
                // Run Maven on a Unix agent.
                sh "mvn clean compile test"
                // To run Maven on a Windows agent, use
                // bat "mvn -Dmaven.test.failure.ignore=true clean package"
            }
            post {
                // If Maven was able to run the tests, even if some of the test
                // failed, record the test results and archive the jar file.
                always {
                   // sh "mvn site"
                    junit allowEmptyResults: true, keepLongStdio: true, skipMarkingBuildUnstable: true, testResults: '**/target/surefire-reports/TEST-*.xml'
                    // archiveArtifacts 'target/*.jar'
                    testResultsAggregator afterbody: 'Thanks',
                        beforebody: 'Test',
                        columns: 'Job, Status, Percentage, Total, Pass, Fail, Skip',
                        compareWithPreviousRun: true,
                        jobs: [[jobFriendlyName: 'Testing', jobName: 'Tesr']],
                        data: [[groupName: 'My Group', jobs: [[jobFriendlyName: 'Testing', jobName: 'Tesr']]]],
                        ignoreAbortedJobs: false,
                        ignoreDisabledJobs: false,
                        ignoreNotFoundJobs: false,
                        ignoreRunningJobs: false,
                        outOfDateResults: '', recipientsList: 'vikrang@thoughtworks.com', recipientsListBCC: 'vikrang@thoughtworks.com', recipientsListCC: 'vikrang@thoughtworks.com', recipientsListIgnored: 'meetvikrant@gmail.com', sortresults: 'NAME', subject: 'Test reports', theme: 'light'
                }
            }
        } 

Recording test results 
[Checks API] No suitable checks publisher found. 
[Pipeline] testResultsAggregator 
Starting Aggregate Test Results Action 
Collecting Data from Jenkins Job with name 'Tesr'  ...Job Not Found
Analyze .. Finished 
Generate XML Report...Finished XML Report 
Generate HTML Report...Finished HTML Report 
Generate HTML Report...Finished HTML Report 
Generate Email Report 
No mail will be Send since all Jobs are having status  'NOT FOUND'.
Generate Email Report 
No mail will be Send since all Jobs are having status  'NOT FOUND'.
Finished Aggregate Test Results Action