val pingFrame = peer.takeFrame()
    assertThat(pingFrame.type).isEqualTo(Http2.TYPE_PING)
    val goaway = peer.takeFrame()
    assertThat(goaway.type).isEqualTo(Http2.TYPE_GOAWAY)
    assertThat(goaway.streamId).isEqualTo(0)
    assertThat(goaway.errorCode).isEqualTo(ErrorCode.PROTOCOL_ERROR)
  }

  @Test fun close() {
    // Write the mocking script.

  public class CloseSocket(
    public val closeSocket: Boolean = true,
    public val shutdownInput: Boolean = false,
    public val shutdownOutput: Boolean = false,
  ) : SocketEffect

  /**
   * On HTTP/2, send a [GOAWAY frame](https://tools.ietf.org/html/rfc7540#section-6.8) immediately
   * after the response and will close the connection when the client's socket is exhausted.
   *
   * On HTTP/1 this closes the socket.
   */

        lastGoodStreamId = this.lastGoodStreamId
      }
      // TODO: propagate exception message into debugData.
      // TODO: configure a timeout on the reader so that it doesn’t block forever.
      writer.goAway(lastGoodStreamId, statusCode, EMPTY_BYTE_ARRAY)
    }
  }

  /**
   * Closes this connection. This cancels all open streams and unanswered pings. It closes the

    }
  }

  /**
   * This simulates a race condition where we receive a healthy HTTP/2 connection and just prior to
   * writing our request, we get a GOAWAY frame from the server.
   */
  @ParameterizedTest
  @ArgumentsSource(ProtocolParamProvider::class)
  fun connectionShutdownAfterHealthCheck(protocol: Protocol) {
    setUp(protocol)
    server.enqueue(

    )
    server.enqueue(
      MockResponse(body = "def"),
    )

    // Send a separate request which will trigger a GOAWAY frame on the healthy connection.
    val response = getResponse(newRequest("/"))
    assertContent("abc", response)

    // Ensure the GOAWAY frame has time to be read and processed.
    Thread.sleep(500)
    assertContent(
      "def",
      getResponse(
        Request(