@Test
public void disposeRace() {

    for (int i = 0; i < TestHelper.RACE_DEFAULT_LOOPS; i++) {
        final CompositeDisposable cd = new CompositeDisposable();
        Runnable run = new Runnable() {
            @Override
            public void run() {
                cd.dispose();
            }
        };
        TestHelper.race(run, run);
    }
}