assertThat(settings.initialWindowSize).isEqualTo(
      Settings.DEFAULT_INITIAL_WINDOW_SIZE,
    )
    settings[Settings.INITIAL_WINDOW_SIZE] = 108
    assertThat(settings.initialWindowSize).isEqualTo(108)
  }

  @Test
  fun merge() {
    val a = Settings()
    a[Settings.HEADER_TABLE_SIZE] = 10000
    a[Settings.MAX_HEADER_LIST_SIZE] = 20000
    a[Settings.INITIAL_WINDOW_SIZE] = 30000