assertThat(future.set(1)).isTrue();
    assertSuccessful(future, 1);
  }

  public void testFailed() throws Exception {
    Exception cause = new Exception();
    assertThat(future.setException(cause)).isTrue();
    assertFailed(future, cause);
  }

  public void testCanceled() throws Exception {
    assertThat(future.cancel(false /* mayInterruptIfRunning */)).isTrue();
    assertCancelled(future, false);
  }

          .build(),
      )
    assertThat(cacheControl.noCache).isTrue()
    assertThat(cacheControl.noStore).isTrue()
    assertThat(cacheControl.maxAgeSeconds).isEqualTo(1)
    assertThat(cacheControl.sMaxAgeSeconds).isEqualTo(2)
    assertThat(cacheControl.isPrivate).isTrue()
    assertThat(cacheControl.isPublic).isTrue()
    assertThat(cacheControl.mustRevalidate).isTrue()
    assertThat(cacheControl.maxStaleSeconds).isEqualTo(3)

    assertThat(future.set(1)).isTrue();
    assertSuccessful(future, 1);
  }

  public void testFailed() throws Exception {
    Exception cause = new Exception();
    assertThat(future.setException(cause)).isTrue();
    assertFailed(future, cause);
  }

  public void testCanceled() throws Exception {
    assertThat(future.cancel(false /* mayInterruptIfRunning */)).isTrue();
    assertCancelled(future, false);
  }

    assertThat(segment.containsKey(key, hash)).isTrue();
    assertThat(segment.containsValue(value)).isTrue();
    assertThat(segment.containsValue(dummyValue)).isTrue();

    // expired
    dummy.setAccessTime(ticker.read() - 2);
    assertThat(segment.get(key, hash)).isNull();
    assertThat(segment.containsKey(key, hash)).isFalse();
    assertThat(segment.containsValue(value)).isTrue();

    assertThat(segment.containsKey(key, hash)).isTrue();
    assertThat(segment.containsValue(value)).isTrue();
    assertThat(segment.containsValue(dummyValue)).isTrue();

    // expired
    dummy.setAccessTime(ticker.read() - 2);
    assertThat(segment.get(key, hash)).isNull();
    assertThat(segment.containsKey(key, hash)).isFalse();
    assertThat(segment.containsValue(value)).isTrue();

    assertThat(map.containsKey(one)).isTrue();
    assertThat(map.containsValue(one)).isTrue();
    Object two = new Object();
    assertThat(map.replace(one, two)).isSameInstanceAs(one);
    assertThat(map.containsKey(one)).isTrue();
    assertThat(map.containsValue(one)).isFalse();
    Object three = new Object();
    assertThat(map.replace(one, two, three)).isTrue();
    assertThat(map.remove(one, three)).isTrue();

    assertThat(map.containsKey(one)).isTrue();
    assertThat(map.containsValue(one)).isTrue();
    Object two = new Object();
    assertThat(map.replace(one, two)).isSameInstanceAs(one);
    assertThat(map.containsKey(one)).isTrue();
    assertThat(map.containsValue(one)).isFalse();
    Object three = new Object();
    assertThat(map.replace(one, two, three)).isTrue();
    assertThat(map.remove(one, three)).isTrue();

      for (int i = WARMUP_MIN; i < WARMUP_MAX; i++) {
        Entry<Object, Object> entry = warmed.get(i - WARMUP_MIN);
        assertThat(cache.asMap().containsKey(entry.getKey())).isTrue();
        assertThat(cache.asMap().containsValue(entry.getValue())).isTrue();
        // this getUnchecked() call shouldn't be a cache miss; verified below
        assertThat(cache.getUnchecked(entry.getKey())).isEqualTo(entry.getValue());
      }

        toClose.add(it)
      }
    set("a", "a", "a")
    assertThat(filesystem.exists(dir / "a.0")).isTrue()
    assertThat(filesystem.exists(dir / "a.1")).isTrue()
    assertThat(filesystem.exists(dir / "journal")).isTrue()
  }

  @Test
  fun fileDeletedExternally() {
    set("a", "a", "a")
    filesystem.delete(getCleanFile("a", 1))
    assertThat(cache["a"]).isNull()

    cache.put(2456, 56);
    cache.put(2, 15);

    cache.invalidate(654);

    assertThat(containsKey(cache, 654)).isFalse();
    assertThat(containsKey(cache, 2456)).isTrue();
    assertThat(containsKey(cache, 2)).isTrue();
  }

  @Test
  public void invalidateAll() {
    Cache<Integer, Integer> cache = CacheBuilder.newBuilder().build();

    cache.put(654, 2675);
    cache.put(2456, 56);