CacheBuilder.newBuilder()
            .maximumSize(0)
            .removalListener(listener)
            .build(constantLoader(computed));

    Object key = new Object();
    assertThat(cache.getUnchecked(key)).isSameInstanceAs(computed);
    RemovalNotification<Object, Object> notification = listener.remove();
    assertThat(notification.getKey()).isSameInstanceAs(key);

        CacheBuilder.newBuilder()
            .maximumSize(0)
            .removalListener(listener)
            .build(constantLoader(computed));

    Object key = new Object();
    assertThat(cache.getUnchecked(key)).isSameInstanceAs(computed);
    RemovalNotification<Object, Object> notification = listener.remove();
    assertThat(notification.getKey()).isSameInstanceAs(key);

                .concurrencyLevel(12)
                .removalListener(listener)
                .ticker(ticker)
                .build(loader);
    // add a non-serializable entry
    one.getUnchecked(new Object());
    assertThat(one.size()).isEqualTo(1);
    assertThat(one.asMap().isEmpty()).isFalse();
    LocalLoadingCache<Object, Object> two = SerializableTester.reserialize(one);

                .concurrencyLevel(12)
                .removalListener(listener)
                .ticker(ticker)
                .build(loader);
    // add a non-serializable entry
    one.getUnchecked(new Object());
    assertThat(one.size()).isEqualTo(1);
    assertThat(one.asMap().isEmpty()).isFalse();
    LocalLoadingCache<Object, Object> two = SerializableTester.reserialize(one);