}

  @Test
  fun connectFails() {
    server.shutdown()
    executeSynchronously("/")
      .assertFailure(IOException::class.java)
  }

  @Test
  fun requestBodySurvivesRetries() {
    server.enqueue(MockResponse())

    // Enable a misconfigured proxy selector to guarantee that the request is retried.
    client =
      client.newBuilder()
        .proxySelector(