.timeout(100, TimeUnit.MILLISECONDS)
    assertContent("This comes after a busted connection", response2)

    // Check that a fresh connection was created, either immediately or after attempting reuse.
    // We know that a fresh connection was created if the server recorded a request with sequence
    // number 0. Since the client may have attempted to reuse the broken connection just before

      }
    callA.enqueue(callback)
    callB.enqueue(callback)
    assertThat(server.takeRequest().url.encodedPath).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", "Canceled", "Socket closed", "Socket is closed")
  }

  @Test

**Technical Details**: If you want to know more of the technical details you can check out the PR description [#4575](https://github.com/tiangolo/fastapi/pull/4575).

### Internal