// BEGIN: codeinjection.twice
@Test
public void testDecrementTwoTimesEnough() {
MockServices.setServices(DecrementByTwo.class);
CountDown counter = create(4);
assertFalse("Not down yet", counter.isDown());
counter.down();
assertFalse("Not down yet", counter.isDown());
counter.down();
assertTrue("Two Down is enough", counter.isDown());
}
@Test
public void testDecrementFourTimes() {
MockServices.setServices();
CountDown counter = create(4);
assertFalse("Not down yet", counter.isDown());
counter.down();
assertFalse("Not down yet", counter.isDown());
counter.down();
assertFalse("Not down yet", counter.isDown());
counter.down();
assertFalse("Not down yet", counter.isDown());
counter.down();
assertTrue("Down now", counter.isDown());
}