@Test
public final void testGetSpeed() {

       assertEquals(24.0, inflowTimeSeries.getSpeed(0.0), delta);
       assertEquals(24.0, inflowTimeSeries.getSpeed(300.0), delta);
       assertEquals(24.0, inflowTimeSeries.getSpeed(600.0), delta);
       assertEquals(18.0, inflowTimeSeries.getSpeed(750.0), delta);
       assertEquals(12.0, inflowTimeSeries.getSpeed(900.0), delta);
}