peer.sendFrame().settings(Settings())
    peer.acceptFrame() // ACK
    peer.acceptFrame() // SYN_STREAM 3
    peer.acceptFrame() // SYN_STREAM 5
    peer.sendFrame().goAway(3, ErrorCode.PROTOCOL_ERROR, EMPTY_BYTE_ARRAY)
    peer.acceptFrame() // PING
    peer.sendFrame().ping(true, Http2Connection.AWAIT_PING, 0)
    peer.acceptFrame() // DATA STREAM 3
    peer.play()

    // Play it back.

    // Write the mocking script.
    val settings1 = Settings()
    settings1[Settings.MAX_CONCURRENT_STREAMS] = maxConcurrentStreams
    peer.sendFrame().settings(settings1)
    peer.acceptFrame() // ACK
    peer.sendFrame().ping(false, 2, 0)
    peer.acceptFrame() // PING
    peer.play()

    // Play it back.
    val connection =
      Http2Connection
        .Builder(true, TaskRunner.INSTANCE)