.addHeader("Cookies: delicious")
    builder.setHeader("cookie", "r=robot")
    assertThat(headersToList(builder)).containsExactly("Cookies: delicious", "cookie: r=robot")
  }

  @Test
  fun mockResponseSetHeaders() {
    val builder =
      MockResponse
        .Builder()
        .clearHeaders()
        .addHeader("Cookie: s=square")
        .addHeader("Cookies: delicious")