assertTrue(connection instanceof NtlmHttpURLConnection, "Should use cached handler and wrap it.");
    }

    @Test
    void testOpenConnection_CachedHandler_ReusesExistingHandler() throws Exception {
        // This test verifies that once a handler is cached, subsequent calls reuse it.
        setupMockProtocolHandlers();
        URL url1 = new URL("http://example.com/resource1");

   *
   * @since 12.0
   */
  void putAll(Map<? extends K, ? extends V> m);

  /** Discards any cached value for key {@code key}. */
  void invalidate(@CompatibleWith("K") Object key);

  /**
   * Discards any cached values for keys {@code keys}.
   *
   * @since 11.0
   */
  // For discussion of <? extends Object>, see getAllPresent.

      listOf(
        DnsOverHttps
          .Builder()
          .client(bootstrapClient)
          .url(url)
          .post(true)
          .build(),
      )
    runBatch(badProviders, names)
    println("cached first run\n****************\n")
    names = listOf("google.com", "graph.facebook.com")
    bootstrapClient =
      bootstrapClient
        .newBuilder()
        .cache(dnsCache)
        .build()
    dnsProviders =

    public static final int DIRECTORY_FULL = Smb2LeaseState.SMB2_LEASE_FULL;

    /**
     * Check if directory can cache enumeration results
     * @param state lease state
     * @return true if directory enumeration can be cached
     */
    public static boolean canCacheEnumeration(int state) {
        return Smb2LeaseState.hasReadCaching(state);
    }

    /**
     * Check if directory can keep handles open

 * if (forceCacheResponse.code() != 504) {
 *   // The resource was cached! Show it.
 * } else {
 *   // The resource was not cached.
 * }
 * ```
 *
 * This technique works even better in situations where a stale response is better than no response.
 * To permit stale cached responses, use the `max-stale` directive with the maximum staleness in
 * seconds:
 *
 * ```java

      return Response
        .Builder()
        .request(chain.request())
        .protocol(Protocol.HTTP_1_1)
        .code(HTTP_GATEWAY_TIMEOUT)
        .message("Unsatisfiable Request (only-if-cached)")
        .sentRequestAtMillis(-1L)
        .receivedResponseAtMillis(System.currentTimeMillis())
        .build()
        .also {
          listener.satisfactionFailure(call, it)
        }
    }

        String directoryPath = smbFile.getPath();

        // Check if we can use cached directory listing
        if (dirManager.canCacheDirectoryListing(directoryPath)) {
            List<SmbFile> cachedFiles = dirManager.getCachedDirectoryListing(directoryPath);
            if (cachedFiles != null) {
                log.debug("Using cached directory listing for: {}", directoryPath);

    assertThat(response.code).isEqualTo(expectedResponseCode)

    // Exhaust the content stream.
    response.body.string()
    val cached = cacheGet(cache, request)
    if (shouldWriteToCache) {
      assertThat(cached).isNotNull()
      cached!!.body.close()
    } else {
      assertThat(cached).isNull()
    }
    server.close() // tearDown() isn't sufficient; this test starts multiple servers
  }

    }
  }

  // TODO GET preferred order - with tests to confirm this
  // 1. successful fresh cached GET response
  // 2. unsuccessful (404, 500) fresh cached GET response
  // 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())

  }

  /**
   * We had a bug where self-finishing inflater streams would infinite loop!
   * https://github.com/square/okhttp/issues/8078
   */
  @Test fun `inflate returns finished before bytesRead reaches input length`() {
    val inflater = MessageInflater(false)
    val message = "53621260020000".decodeHex()
    assertThat(inflater.inflate(message)).isEqualTo("22021002".decodeHex())
  }