Headers.Builder().add("foo bar")
    }
  }

  @Test fun addThrowsOnMultiColon() {
    assertFailsWith<IllegalArgumentException> {
      Headers.Builder().add(":status: 200 OK")
    }
  }

  @Test fun addUnsafeNonAsciiRejectsUnicodeName() {
    assertFailsWith<IllegalArgumentException> {
      Headers.Builder()
        .addUnsafeNonAscii("héader1", "value1")
        .build()

  var settings: Settings = Settings()
    private set
  var webSocketListener: WebSocketListener? = null
    private set

  val pushPromises: List<PushPromise>
    get() = promises

  init {
    setResponseCode(200)
    setHeader("Content-Length", 0L)
  }

  public override fun clone(): MockResponse {
    val result = super.clone() as MockResponse
    result.headersBuilder = headersBuilder.build().newBuilder()

    server.enqueue(MockResponse(body = "abc"))

    val request = Request.Builder().url(server.url("/")).build()

    val response = client.newCall(request).execute()

    response.use {
      assertEquals(200, response.code)
      assertEquals(
        "CN=localhost",
        (response.handshake!!.peerCertificates.single() as X509Certificate).subjectDN.name,
      )
    }
  }

  private fun enableTls() {

    assertCached(false, 505)
    assertCached(false, 506)
  }

  @Test
  fun responseCachingWith1xxInformationalResponse() {
    assertSubsequentResponseCached(102, 200)
    assertSubsequentResponseCached(103, 200)
  }

  private fun assertCached(
    shouldWriteToCache: Boolean,
    responseCode: Int,
  ) {
    var expectedResponseCode = responseCode
    server = MockWebServer()

    assertThat(testLogHandler.takeAll()).containsExactly(
      "FINE: Q10000 scheduled after 100 µs: task one",
      "FINE: Q10000 scheduled after 200 µs: task two",
      "FINE: Q10000 starting              : task one",
      "FINE: Q10000 scheduled after 200 µs: task one",
      "FINE: Q10000 finished run in   0 µs: task one",
      "FINE: Q10000 starting              : task two",

    val response =
      Response.Builder()
        .request(
          Request.Builder()
            .url("https://example.com/")
            .build(),
        )
        .protocol(Protocol.HTTP_1_1)
        .code(200)
        .message("OK")
        .build()
    assertThat(response.body.contentType()).isNull()
    assertThat(response.body.contentLength()).isEqualTo(0L)
    assertThat(response.body.byteString()).isEqualTo(EMPTY)
  }

    out.close()
  }

  private fun serveDirectory(
    stream: Http2Stream,
    files: Array<File>,
  ) {
    val responseHeaders =
      listOf(
        Header(":status", "200"),
        Header(":version", "HTTP/1.1"),
        Header("content-type", "text/html; charset=UTF-8"),
      )
    stream.writeHeaders(
      responseHeaders = responseHeaders,
      outFinished = false,

  }

  @Test
  fun testRequest() {
    server.enqueue(MockResponse())

    val request = Request(server.url("/"))

    client.newCall(request).execute().use {
      assertThat(it.code).isEqualTo(200)
    }
  }

  @Test
  fun testIfSupported() {
    assertThat(platform.isLoom()).isTrue()
  }

    enableTls()

    server.enqueue(MockResponse(body = "abc"))

    val request = Request(server.url("/"))

    val response = client.newCall(request).execute()

    response.use {
      assertEquals(200, response.code)
      if (PlatformVersion.majorVersion > 11) {
        assertEquals(TlsVersion.TLS_1_3, response.handshake?.tlsVersion)
      }
      if (PlatformVersion.majorVersion > 8) {

    val sanUrl =
      url.newBuilder()
        .host("san.com")
        .build()
    execute(sanUrl).use { response ->
      assertThat(response.code).isEqualTo(200)
      assertThat(response.priorResponse!!.code).isEqualTo(421)
      assertThat(response.body.string()).isEqualTo("after misdirect")
    }
    assertThat(server.takeRequest().sequenceNumber).isEqualTo(0)