server.enqueue(MockResponse())
    val serverCertificate =
      HeldCertificate
        .Builder()
        .commonName("localhost") // Unusued for hostname verification.
        .addSubjectAlternativeName("wronghostname")
        .build()
    val serverCertificates =
      HandshakeCertificates
        .Builder()
        .heldCertificate(serverCertificate)
        .build()
    val clientCertificates =

        // Create a temporary lmhosts file with long hostname
        String longHostname = "VERYLONGHOSTNAMETHATSHOULDSTILLWORK";
        File lmhostsFile = tempDir.resolve("lmhosts_long").toFile();
        try (FileWriter writer = new FileWriter(lmhostsFile)) {
            writer.write("192.168.1.100 " + longHostname + "\n");
        }