@Test
public void testAvailableWithBackup() {

    URL url = URL.valueOf("redis://redisOne:8880").addParameter(BACKUP_KEY, "redisTwo:8881");
    Registry registry = new RedisRegistryFactory().createRegistry(url);
    assertThat(registry.isAvailable(), is(false));
    url = URL.valueOf(this.registryUrl.toFullString()).addParameter(BACKUP_KEY, "redisTwo:8881");
    registry = new RedisRegistryFactory().createRegistry(url);
    assertThat(registry.isAvailable(), is(true));
}