public static ZombieUpstream transform(final CommonUpstream commonUpstream, final int zombieCheckTimes, final String selectorId) {
        return ZombieUpstream.builder().commonUpstream(commonUpstream).zombieCheckTimes(zombieCheckTimes).selectorId(selectorId).build();
    }
@Test
    public void testTransform() {
        ZombieUpstream upstream = ZombieUpstream.transform(new CommonUpstream(), 10, "id");
        
        assertThat(upstream, is(notNullValue()));
    }