// 3. successful network response
  // 4. successful stale cached GET response
  // 5. unsuccessful response
  @Test
  fun usesCache() {
    val cache = Cache(cacheFs, "cache".toPath(), (100 * 1024).toLong())
    val cachedClient = bootstrapClient.newBuilder().cache(cache).build()
    val cachedDns = buildLocalhost(cachedClient, false)

    repeat(2) {
      server.enqueue(
        dnsResponse(

                "createdBy");
        setupEpg(_epgMap, et -> ((LabelType) et).getCreatedTime(), (et, vl) -> ((LabelType) et).setCreatedTime(DfTypeUtil.toLong(vl)),
                "createdTime");
        setupEpg(_epgMap, et -> ((LabelType) et).getExcludedPaths(), (et, vl) -> ((LabelType) et).setExcludedPaths(DfTypeUtil.toString(vl)),
                "excludedPaths");

        }

        ADDRESS_TYPE_DOMAIN_NAME -> {
          val domainNameLength: Int = fromSource.readByte() and 0xff
          val domainName = fromSource.readUtf8(domainNameLength.toLong())
          // Resolve HOSTNAME_THAT_ONLY_THE_PROXY_KNOWS to localhost.
          when {
            domainName.equals(HOSTNAME_THAT_ONLY_THE_PROXY_KNOWS, ignoreCase = true) -> {

                "createdBy");
        setupEpg(_epgMap, et -> ((DataConfig) et).getCreatedTime(), (et, vl) -> ((DataConfig) et).setCreatedTime(DfTypeUtil.toLong(vl)),
                "createdTime");
        setupEpg(_epgMap, et -> ((DataConfig) et).getDescription(), (et, vl) -> ((DataConfig) et).setDescription(DfTypeUtil.toString(vl)),
                "description");

        try {
            final RESULT result = entityType.newInstance();
            result.setCreatedBy(DfTypeUtil.toString(source.get("createdBy")));
            result.setCreatedTime(DfTypeUtil.toLong(source.get("createdTime")));
            result.setGenerator(DfTypeUtil.toString(source.get("generator")));
            result.setPath(DfTypeUtil.toString(source.get("path")));

        .add("Connection", "keep-alive")
        .add("Transfer-Encoding", "chunked")
        .build()
    assertThat(headers2).isNotEqualTo(headers1)
    assertThat(headers2.hashCode()).isNotEqualTo(headers1.hashCode().toLong())
  }

  @Test fun headersToString() {
    val headers =
      Headers.Builder()
        .add("A", "a")
        .add("B", "bb")
        .build()

Eine Middleware muss nicht speziell für FastAPI oder Starlette gemacht sein, um zu funktionieren, solange sie der ASGI-Spezifikation genügt.

Im Allgemeinen handelt es sich bei ASGI-Middleware um Klassen, die als erstes Argument eine ASGI-Anwendung erwarten.

[Google C++ Style Guide](https://google.github.io/styleguide/cppguide.html).

Use `clang-tidy` to check your C/C++ changes. To install `clang-tidy` on ubuntu:16.04, do:

```bash
apt-get install -y clang-tidy
```

You can check a C/C++ file by doing:


```bash
clang-format <my_cc_file> --style=google > /tmp/my_cc_file.cc
diff <my_cc_file> /tmp/my_cc_file.cc
```

  private fun createNewCache() {
    createNewCacheWithSize(Int.MAX_VALUE)
  }

  private fun createNewCacheWithSize(maxSize: Int) {
    cache =
      DiskLruCache(filesystem, cacheDir, appVersion, 2, maxSize.toLong(), taskRunner).also {
        toClose.add(it)
      }
    synchronized(cache) { cache.initialize() }
  }

  fun setUp(
    baseFilesystem: FileSystem,
    windows: Boolean,
  ) {
    this.cacheDir =

  var writeBytesTotal = 0L
    internal set

  /** The total number of bytes permitted to be produced by incoming `WINDOW_UPDATE` frame. */
  var writeBytesMaximum: Long = connection.peerSettings.initialWindowSize.toLong()
    internal set

  /** Received headers yet to be [taken][takeHeaders]. */
  private val headersQueue = ArrayDeque<Headers>()

  /** True if response headers have been sent or received. */