### Question:
AsyncNotificationRendererJobInitializer implements GroupedJobInitializer { @Override public int getPoolSize() { return this.notificationConfiguration.getAsyncPoolSize(); }  @Override JobGroupPath getId(); @Override int getPoolSize(); @Override int getDefaultPriority();  }### Answer:
@Test public void getPoolSize() { when(this.configuration.getAsyncPoolSize()).thenReturn(42); assertEquals(42, this.jobInitializer.getPoolSize()); }