Module is.codion.common.model
Package is.codion.common.model.loadtest

Interface LoadTest<T>

Type Parameters:
T - the type of application used by this load test.
public interface LoadTest<T>
Specifies a class for running multiple application instances for load testing purposes.

  • Field Details

    • DEFAULT_MINIMUM_THINKTIME

      static final int DEFAULT_MINIMUM_THINKTIME
      See Also:

    • DEFAULT_MAXIMUM_THINKTIME

      static final int DEFAULT_MAXIMUM_THINKTIME
      See Also:

    • DEFAULT_LOGIN_DELAY_FACTOR

      static final int DEFAULT_LOGIN_DELAY_FACTOR
      See Also:

    • DEFAULT_APPLICATION_BATCH_SIZE

      static final int DEFAULT_APPLICATION_BATCH_SIZE
      See Also:

  • Method Details

    • shutdown

      void shutdown()
      Removes all applications and exits

    • stop

      void stop(LoadTest.ApplicationRunner applicationRunner)
      Parameters:
      applicationRunner - the application runner to stop

    • user

      is.codion.common.value.Value<is.codion.common.user.User> user()
      Returns:
      the user to use when initializing new application instances

    • name

      Optional<String> name()
      Returns:
      the load test name, or an empty Optional if none is available

    • setWeight

      void setWeight(String scenarioName, int weight)
      Sets the random chooser weight for the given scenario
      Parameters:
      scenarioName - the name of the scenario
      weight - the new weight to assign to the scenario

    • isScenarioEnabled

      boolean isScenarioEnabled(String scenarioName)
      Parameters:
      scenarioName - the scenario name
      Returns:
      true if the scenario is enabled

    • setScenarioEnabled

      void setScenarioEnabled(String scenarioName, boolean enabled)
      Parameters:
      scenarioName - the scenario name
      enabled - true if the scenario should be enabled

    • scenarios

      Collection<LoadTest.Scenario<T>> scenarios()
      Returns:
      the usage scenarios used by this load test.

    • scenario

      LoadTest.Scenario<T> scenario(String scenarioName)
      Parameters:
      scenarioName - the scenario name
      Returns:
      the usage scenario

    • resultEvent

      is.codion.common.event.EventObserver<LoadTest.Scenario.Result> resultEvent()
      Returns:
      an observer notified each time a run result is produced

    • addShutdownListener

      void addShutdownListener(Runnable listener)
      Parameters:
      listener - a listener notified when this load test model has been shutdown.

    • applicationBatchSize

      is.codion.common.value.Value<Integer> applicationBatchSize()
      Returns:
      the Value controlling the number of applications to initialize per batch

    • paused

      is.codion.common.state.State paused()
      Returns:
      the state controlling the paused state of this load test

    • maximumThinkTime

      is.codion.common.value.Value<Integer> maximumThinkTime()
      Returns:
      the Value controlling the maximum number of milliseconds that should pass between work requests

    • minimumThinkTime

      is.codion.common.value.Value<Integer> minimumThinkTime()
      Returns:
      the Value controlling the minimum number of milliseconds that should pass between work requests

    • loginDelayFactor

      is.codion.common.value.Value<Integer> loginDelayFactor()
      This value controls the factor with which to multiply the think time when logging in, this helps spread the application logins when creating a batch of application.
      Returns:
      the Value controlling the factor with which to multiply the think time when logging in

    • applications

      Map<LoadTest.ApplicationRunner,T> applications()
      Returns:
      the applications

    • applicationCount

      is.codion.common.value.ValueObserver<Integer> applicationCount()
      Returns:
      an observer notified each time the application count changes

    • addApplicationBatch

      void addApplicationBatch()
      Adds a batch of applications.
      See Also:

    • removeApplicationBatch

      void removeApplicationBatch()
      Removes one batch of applications.
      See Also:

    • scenarioChooser

      ItemRandomizer<LoadTest.Scenario<T>> scenarioChooser()
      Returns:
      the randomizer used to select scenarios

    • builder

      static <T> LoadTest.Builder<T> builder(Function<is.codion.common.user.User,T> applicationFactory, Consumer<T> closeApplication)
      Type Parameters:
      T - the application type
      Parameters:
      applicationFactory - the application factory
      closeApplication - closes an application
      Returns:
      a new builder