abstract class Base extends Simulation with Protocol {

  val scn: ScenarioBuilder

  def init(): SetUp = {
    InjectionType match {
      case "rampUsers" =>
        require(Intensity.toInt >= 1, "rampUsers load profile require Config.intensity >= 1")
        setUpWithInjectable(
          rampUsers(Intensity.toInt) during StageDuration)
      case "open.stability" =>
        setUpWithInjectable(
          rampUsersPerSec(0) to Intensity during RampDuration,
          constantUsersPerSec(Intensity) during StageDuration
        )
    }
  }

  private def setUpWithInjectable[T: InjectionProfileFactory](injectable: T*) = {
    setUp(scn.inject(injectable)).protocols(httpProtocol).maxDuration(TestDuration)
  }
}