assertConnectionNotReused(requestA, requestB)
  }

  @Test
  fun connectionsAreNotReusedWithResponseConnectionClose() {
    server.enqueue(
      MockResponse(
        headers = headersOf("Connection", "close"),
        body = "a",
      ),
    )
    server.enqueue(MockResponse(body = "b"))
    val requestA = Request(server.url("/"))
    val requestB = Request(server.url("/"))

  fun secondCallEventSequence() {
    enableTls()
    server.protocols = listOf(Protocol.HTTP_2, Protocol.HTTP_1_1)
    server.enqueue(MockResponse())
    server.enqueue(MockResponse())

    client
      .newCall(Request(server.url("/")))
      .execute()
      .close()

    client
      .newCall(Request(server.url("/")))
      .execute()
      .close()

        List<SettingsProblem> problems = new ArrayList<>();

        List<Server> servers = new ArrayList<>();

        for (Server server : request.getServers()) {
            server = server.clone();

            String password = server.getPassword();
            if (securityDispatcher.isAnyEncryptedString(password)) {
                try {

  fun multipleDnsLookupsForSingleCall() {
    server.enqueue(
      MockResponse
        .Builder()
        .code(301)
        .setHeader("Location", "http://www.fakeurl:" + server.port)
        .build(),
    )
    server.enqueue(MockResponse())
    val dns = FakeDns()
    dns["fakeurl"] = client.dns.lookup(server.hostName)
    dns["www.fakeurl"] = client.dns.lookup(server.hostName)
    client =
      client

    public static final String PROXY_HTTP = "HTTP";

    /**
     * Proxy server host
     */
    private String host;

    /**
     * Username used to access the proxy server
     */
    private String userName;

    /**
     * Password associated with the proxy server
     */
    private String password;

    /**
     * Proxy server port
     */
    private int port;

    /**

        .signedBy(rootCa)
        .serialNumber(2L)
        .commonName(server.hostName)
        .addSubjectAlternativeName(server.hostName)
        .addSubjectAlternativeName("san.com")
        .addSubjectAlternativeName("*.wildcard.com")
        .addSubjectAlternativeName("differentdns.com")
        .build()
    serverIps = Dns.SYSTEM.lookup(server.hostName)
    dns[server.hostName] = serverIps
    dns["san.com"] = serverIps

    assertThat(webSocket.receivedPongCount()).isEqualTo(0)
    assertThat(server.sentPingCount()).isEqualTo(0)
    assertThat(server.receivedPingCount()).isEqualTo(0)
    assertThat(server.receivedPongCount()).isEqualTo(0)
    closeWebSockets(webSocket, server)
  }

  /**
   * Configure the websocket to send pings every 500 ms. Artificially prevent the server from

        @ParameterizedTest
        @CsvSource({ "'\\server', 'server', '', ''", "'\\server\\share', 'server', 'share', ''",
                "'\\server\\share\\path', 'server', 'share', 'path'",
                "'\\server\\share\\path\\file.txt', 'server', 'share', 'path\\file.txt'",
                "'\\server.domain.com\\share\\deep\\path\\structure', 'server.domain.com', 'share', 'deep\\path\\structure'" })

* [Granian](https://github.com/emmett-framework/granian): A Rust HTTP server for Python applications.
* [NGINX Unit](https://unit.nginx.org/howto/fastapi/): NGINX Unit is a lightweight and versatile web application runtime.

## Server Machine and Server Program { #server-machine-and-server-program }

There's a small detail about names to keep in mind. 💡

  }

  @Test
  fun upgradesOnReusedConnection() {
    server.enqueue(MockResponse(body = "normal request"))
    client.newCall(Request(server.url("/"))).execute().use { response ->
      assertThat(response.body.string()).isEqualTo("normal request")
    }

    upgrade()

    assertThat(server.takeRequest().connectionIndex).isEqualTo(0)
    assertThat(server.takeRequest().connectionIndex).isEqualTo(0)
  }

  @Test