stage 'test'
  parallel (
    "scenario A": {
      node {
        echo 'dry run'
      }
    },
    "scenario B": {
      node {
        echo 'dry run'
      }
    }
  )
stage 'build'
  node("docker") {
    echo 'dry run'
  }

stage 'qa'
   node {
    withCredentials([usernamePassword(credentialsId: 'example_credential',
                                      passwordVariable: 'pass', usernameVariable: 'user')]) {
      USER=$user PASS=$pass testing_with_credentials
    }
  }

stage 'deploy'
  node {
    echo 'dry run step 1'
    sh "sleep 4s"

    echo 'dry run step 2'
    sh "sleep 4s"

    echo 'dry run step 3'
    sh "sleep 4s"

    echo 'dry run step 4'
    sh "sleep 4s"
  }