.header("Pragma", "no-cache")
        .build()
    val response = client.newCall(request).execute()
    assertThat(response.body.string()).isEqualTo("B")
  }

  @Test
  fun clientSuppliedIfModifiedSinceWithCachedResult() {
    val response =
      MockResponse
        .Builder()
        .addHeader("ETag: v3")
        .addHeader("Cache-Control: max-age=0")
        .build()