public Duration cacheNegativeTimeToLive() {
		return cacheNegativeTimeToLive;
	}
@Test
	void cacheNegativeTimeToLive() {
		assertThat(builder.build().cacheNegativeTimeToLive()).isEqualTo(DEFAULT_CACHE_NEGATIVE_TIME_TO_LIVE);

		Duration cacheNegativeTimeToLive = Duration.ofSeconds(5);
		builder.cacheNegativeTimeToLive(cacheNegativeTimeToLive);
		assertThat(builder.build().cacheNegativeTimeToLive()).isEqualTo(cacheNegativeTimeToLive);
	}