jenkins pipeline try/catch/fina

pipeline {
    agent { node { label "master" }}
    stages {
        stage('test') {
            steps {
                script {
                        try {
                            sh "pwd"
                        } catch (Exception err) {
                            echo 'test failed'
                            currentBuild.result = 'FAILURE'
                        } finally {
                            cleanWs()
                        }
                }
            }
        }
    }
}