server.enqueue(response)
    assertContent("ABCDEFGHIJKLMNOPQR", getResponse(newRequest("/foo")))
    assertThat(server.takeRequest().exchangeIndex).isEqualTo(0)
    assertContent("ABCDEFGHIJKLMNOPQR", getResponse(newRequest("/bar?baz=quux")))
    assertThat(server.takeRequest().exchangeIndex).isEqualTo(1)
    assertContent("ABCDEFGHIJKLMNOPQR", getResponse(newRequest("/z")))
    assertThat(server.takeRequest().exchangeIndex).isEqualTo(2)
  }

  }

  @AfterEach fun tearDown() {
    client.stop()
  }

  @Test fun get() {
    server.enqueue(MockResponse(body = "hello, Jetty HTTP Client"))

    val request =
      client
        .newRequest(server.url("/").toUri())
        .header("Accept", "text/plain")
    val response = request.send()
    assertThat(response.status).isEqualTo(200)
    assertThat(response.contentAsString).isEqualTo("hello, Jetty HTTP Client")

     * Returns true if none of the Vary headers have changed between [cachedRequest] and
     * [newRequest].
     */
    fun varyMatches(
      cachedResponse: Response,
      cachedRequest: Headers,
      newRequest: Request,
    ): Boolean =
      cachedResponse.headers.varyFields().none {
        cachedRequest.values(it) != newRequest.headers(it)
      }