@Test
public void whenWeRunThreeThreadsWeShouldBeGetCounterRight() throws Exception {

        UseCounter useCounter = new UseCounter();
        Thread th1 = new Thread(new UseCounter.Count(useCounter));
        Thread th2 = new Thread(new UseCounter.Count(useCounter));
        Thread th3 = new Thread(new UseCounter.Count(useCounter));
        th1.start();
        th2.start();
        th3.start();
        Thread.sleep(100);
        int result =  useCounter.getCount();
        Assert.assertThat(result,is(3));
}