peer.acceptFrame() // stream WINDOW UPDATE
    }
    peer.sendFrame().data(true, 3, data(0), 0)
    peer.play()

    // Play it back.
    val connection = connect(peer)
    connection.okHttpSettings[Settings.INITIAL_WINDOW_SIZE] = windowSize
    val stream = connection.newStream(headerEntries("b", "banana"), false)
    assertThat(stream.readBytes.acknowledged).isEqualTo(0L)