// New connection.
    assertThat(server.takeRequest().exchangeIndex).isEqualTo(0)
  }

  @ParameterizedTest
  @ArgumentsSource(ProtocolParamProvider::class)
  fun recoverFromCancelReusesConnection(protocol: Protocol) {
    setUp(protocol)
    val responseDequeuedLatches =
      listOf(
        // No synchronization for the last request, which is not canceled:
        CountDownLatch(1),