}
      }
    callA.enqueue(callback)
    callB.enqueue(callback)
    assertThat(server.takeRequest().path).isEqualTo("/a")
    callback.await(requestA.url).assertBody("A")
    // At this point we know the callback is ready, and that it will receive a cancel failure.
    callback.await(requestB.url).assertFailure("Canceled", "Socket closed")
  }

  @Test
  fun canceledBeforeIOSignalsOnFailure_HTTPS() {