/** Test method for {@link org.powertac.common.enumerations.PowerType#isConsumption()}. */
 @Test
 public void testIsConsumption() {
   PowerType pt = PowerType.CONSUMPTION;
   assertTrue("is consumption 1", pt.isConsumption());
   pt = PowerType.INTERRUPTIBLE_CONSUMPTION;
   assertTrue("is consumption 2", pt.isConsumption());
   pt = PowerType.THERMAL_STORAGE_CONSUMPTION;
   assertTrue("is consumption 3", pt.isConsumption());
   pt = PowerType.BATTERY_STORAGE;
   assertFalse("not consumption 1", pt.isConsumption());
   pt = PowerType.PRODUCTION;
   assertFalse("not consumption 2", pt.isConsumption());
 }