@Test public void noopTest() throws Exception { NoopStats noop = NoopStats.INSTANCE; assertEquals(0, noop.getCount()); noop.mark(); assertEquals(0, noop.getCount()); noop.mark(10); assertEquals(0, noop.getCount()); noop.dec(); assertEquals(0, noop.getCount()); noop.inc(); assertEquals(0, noop.getCount()); noop.inc(5); assertEquals(0, noop.getCount()); noop.dec(7); assertEquals(0, noop.getCount()); noop.update(100, TimeUnit.SECONDS); assertEquals(0, noop.getCount()); TimerStats.Context context = noop.time(); assertEquals(0, context.stop()); }