is SSLHandshakeException -> {
          // On Android, the handshake fails before the certificate pinner runs.
          assertThat(expected.message!!).contains("Could not validate certificate")
        }
        is SSLPeerUnverifiedException -> {
          // On OpenJDK, the handshake succeeds but the certificate pinner fails.
          assertThat(expected.message!!).startsWith("Certificate pinning failure!")
        }

  /** Can still coalesce when pinning is used if pins match.  */
  @Test
  fun coalescesWhenCertificatePinsMatch() {
    val pinner =
      CertificatePinner
        .Builder()
        .add("san.com", pin(certificate.certificate))
        .build()
    client = client.newBuilder().certificatePinner(pinner).build()
    server.enqueue(MockResponse())
    server.enqueue(MockResponse())

    val body = newFixedLengthSource(response.request.url, contentLength)
    body.skipAll(Int.MAX_VALUE, MILLISECONDS)
    body.close()
  }

  /** An HTTP request body. */
  private inner class KnownLengthSink : Sink {
    private val timeout = ForwardingTimeout(socket.sink.timeout())
    private var closed: Boolean = false

    override fun timeout(): Timeout = timeout

    override fun write(

            HMACT64 hmac = new HMACT64(TEST_KEY);
            byte[] result = hmac.engineDigest();

            assertArrayEquals(finalDigest, result);
            verify(mockMd5, times(1)).digest(); // First call for inner digest
            verify(mockMd5, times(2)).update(any(byte[].class)); // Once in constructor with ipad, once in engineDigest with opad
            verify(mockMd5, times(1)).digest(innerDigest); // Second call for final digest

        // Test inner class LangAnalyzerConverter init
        AnalyzerConverter.LangAnalyzerConverter langConverter = converter.new LangAnalyzerConverter("en");

        langConverter.init();
        // Should not throw exception
    }

    @Test
    public void testLangAnalyzerConverterWithNullLang() throws IOException {
        // Test inner class with null language

    fun start()
  }

  private object TestThreadSerialTask : SerialTask {
    override fun start() = error("unexpected call")
  }

  inner class RunnableSerialTask(
    private val runnable: Runnable,
  ) : SerialTask {
    override fun start() {
      taskRunner.assertLockHeld()
      require(currentTask == this)
      activeThreads++

   * hostname does not have pinned certificates.
   */
  fun findMatchingPins(hostname: String): List<Pin> = pins.filterList { matchesHostname(hostname) }

  /** Returns a certificate pinner that uses `certificateChainCleaner`. */
  internal fun withCertificateChainCleaner(certificateChainCleaner: CertificateChainCleaner): CertificatePinner =
    if (this.certificateChainCleaner == certificateChainCleaner) {

  fun noRequestBody() {
    call.messageDone(
      exchange = this,
      requestDone = true,
      e = null,
    )
  }

  /** A request body that fires events when it completes. */
  private inner class RequestBodySink(
    delegate: Sink,
    /** The exact number of bytes to be written, or -1L if that is unknown. */
    private val contentLength: Long,
    private val isSocket: Boolean,

  /**
   * A source that reads the incoming data frames of a stream. Although this class uses
   * synchronization to safely receive incoming data frames, it is not intended for use by multiple
   * readers.
   */
  inner class FramingSource internal constructor(
    /** Maximum number of bytes to buffer before reporting a flow control error. */
    private val maxByteCount: Long,
    /**

        } finally {
          this.removeSnapshot = null
        }
      }
    }
  }

  /** A snapshot of the values for an entry. */
  inner class Snapshot internal constructor(
    private val key: String,
    private val sequenceNumber: Long,
    private val sources: List<Source>,
    private val lengths: LongArray,
  ) : Closeable {