serverWriter.writeClose(0, null)
    assertData("8800")
  }

  @Test fun serverCloseWithCode() {
    serverWriter.writeClose(1001, null)
    assertData("880203e9")
  }

  @Test fun serverCloseWithCodeAndReason() {
    serverWriter.writeClose(1001, "Hello".encodeUtf8())
    assertData("880703e948656c6c6f")
  }

  @Test fun clientEmptyClose() {
    clientWriter.writeClose(0, null)

      .bootstrapDnsHosts(getByIp("1.1.1.1"), getByIp("1.0.0.1"))
      .includeIPv6(false)
      .build()

  private fun buildCloudflarePost(bootstrapClient: OkHttpClient): DnsOverHttps =
    DnsOverHttps
      .Builder()
      .client(bootstrapClient)
      .url("https://cloudflare-dns.com/dns-query".toHttpUrl())
      .bootstrapDnsHosts(getByIp("1.1.1.1"), getByIp("1.0.0.1"))
      .includeIPv6(false)
      .post(true)

    response = client.get("/items/1001?q=somequery")
    assert response.status_code == 422, response.text
    assert response.json() == {
        "detail": [
            {
                "loc": ["path", "item_id"],
                "input": "1001",
                "msg": "Input should be less than or equal to 1000",
                "type": "less_than_equal",
                "ctx": {"le": 1000},
            }
        ]
    }

    response = client.get("/items/1001?q=somequery&size=5")
    assert response.status_code == 422, response.text
    assert response.json() == {
        "detail": [
            {
                "loc": ["path", "item_id"],
                "input": "1001",
                "msg": "Input should be less than or equal to 1000",
                "type": "less_than_equal",
                "ctx": {"le": 1000},

  private fun closeWebSockets(
    client: WebSocket,
    server: WebSocket,
  ) {
    server.close(1001, "")
    clientListener.assertClosing(1001, "")
    client.close(1000, "")
    serverListener.assertClosing(1000, "")
    clientListener.assertClosed(1001, "")
    serverListener.assertClosed(1000, "")
    clientListener.assertExhausted()
    serverListener.assertExhausted()
  }

  internal const val PAYLOAD_LONG = 127

  /** Used when an unchecked exception was thrown in a listener. */
  internal const val CLOSE_CLIENT_GOING_AWAY = 1001

  /** Used when an empty close frame was received (i.e., without a status code). */
  internal const val CLOSE_NO_STATUS_CODE = 1005

  fun toggleMask(
    cursor: Buffer.UnsafeCursor,
    key: ByteArray,
  ) {
    var keyIndex = 0
    val keyLength = key.size

    val addressD = decodeIpv6("abcd:ef01:2345:6789:abcd:ef01:2345:6789")!!
    assertThat(canonicalizeInetAddress(addressD)).isEqualTo(addressD)

    val addressE = decodeIpv6("2001:db8::1:0:0:1")!!
    assertThat(canonicalizeInetAddress(addressE)).isEqualTo(addressE)

    val addressF = decodeIpv6("0:0:0:0:0:ffff:7f00:1")!!
    assertThat(canonicalizeInetAddress(addressF)).isEqualTo(addressB)

    assertEquals("0.000 ns", stopwatch.toString());
    ticker.advance(1);
    assertEquals("1.000 ns", stopwatch.toString());
    ticker.advance(998);
    assertEquals("999.0 ns", stopwatch.toString());
    ticker.advance(1);
    assertEquals("1.000 \u03bcs", stopwatch.toString());
    ticker.advance(1);
    assertEquals("1.001 \u03bcs", stopwatch.toString());
    ticker.advance(8998);

    return ImmutableList.of(
        Striped.readWriteLock(100),
        Striped.readWriteLock(256),
        Striped.lock(100),
        Striped.lock(256),
        Striped.custom(100, FAIR_LOCK_SUPPLER),
        Striped.custom(256, FAIR_LOCK_SUPPLER),
        Striped.semaphore(100, 1),
        Striped.semaphore(256, 1));
  }

    return ImmutableList.of(
        Striped.readWriteLock(100),
        Striped.readWriteLock(256),
        Striped.lock(100),
        Striped.lock(256),
        Striped.custom(100, FAIR_LOCK_SUPPLER),
        Striped.custom(256, FAIR_LOCK_SUPPLER),
        Striped.semaphore(100, 1),
        Striped.semaphore(256, 1));
  }