cache =
      DiskLruCache(filesystem, cacheDir, appVersion, 2, Int.MAX_VALUE.toLong(), taskRunner).also {
        toClose.add(it)
      }
    assertThat(cache.isClosed()).isFalse()
    cache.close()
    assertThat(cache.isClosed()).isTrue()
  }

  @Test
  fun journalWriteFailsDuringEdit() {
    set("a", "a", "a")
    set("b", "b", "b")

  @Synchronized
  @Throws(IOException::class)
  override fun flush() {
    if (!initialized) return

    checkNotClosed()
    trimToSize()
    journalWriter!!.flush()
  }

  @Synchronized fun isClosed(): Boolean = closed

  /** Closes this cache. Stored values will remain on the filesystem. */
  @Synchronized
  @Throws(IOException::class)
  override fun close() {
    if (!initialized || closed) {

	public final fun directoryPath ()Lokio/Path;
	public final fun evictAll ()V
	public fun flush ()V
	public final fun hitCount ()I
	public final fun initialize ()V
	public final fun isClosed ()Z
	public static final fun key (Lokhttp3/HttpUrl;)Ljava/lang/String;
	public final fun maxSize ()J
	public final fun networkCount ()I
	public final fun requestCount ()I
	public final fun size ()J

		defer c.connMu.Unlock()
		c.clientPingInterval, _ = args[0].(time.Duration)
	case debugAddToDeadline:
		c.addDeadline, _ = args[0].(time.Duration)
	case debugIsOutgoingClosed:
		// params: muxID uint64, isClosed func(bool)
		muxID, _ := args[0].(uint64)
		resp, _ := args[1].(func(b bool))
		mid, ok := c.outgoing.Load(muxID)
		if !ok || mid == nil {
			resp(true)
			return
		}
		mid.respMu.Lock()

	public final fun directoryPath ()Lokio/Path;
	public final fun evictAll ()V
	public fun flush ()V
	public final fun hitCount ()I
	public final fun initialize ()V
	public final fun isClosed ()Z
	public static final fun key (Lokhttp3/HttpUrl;)Ljava/lang/String;
	public final fun maxSize ()J
	public final fun networkCount ()I
	public final fun requestCount ()I
	public final fun size ()J