}

  @Test
  fun serverShutdownOutput() {
    testServerClosesOutput(ShutdownOutputAtEnd)
  }

  @Test
  fun invalidHost() {
    // Note that 1234.1.1.1 is an invalid host in a URI, but URL isn't as strict.
    client =
      client.newBuilder()
        .dns(FakeDns())
        .build()
    assertFailsWith<UnknownHostException> {
      getResponse(
        Request.Builder()

    val requestBuilder = Request.Builder()
    assertFailsWith<IllegalArgumentException> {
      requestBuilder.url("http://localhost:65536/")
    }.also { expected ->
      assertThat(expected.message).isEqualTo("Invalid URL port: \"65536\"")
    }
  }

  @Test
  fun getReturns500() {
    server.enqueue(MockResponse(code = 500))
    executeSynchronously("/")
      .assertCode(500)
      .assertNotSuccessful()
  }

    assertThat(response2.message).isEqualTo("A-OK")
    val invalid = server.url("/invalid")
    val response3 = get(invalid)
    assertThat(response3.body.string()).isEqualTo("B")
    assertThat(response3.code).isEqualTo(HttpURLConnection.HTTP_OK)
    assertThat(response3.message).isEqualTo("B-OK")
    val response4 = get(invalid)
    assertThat(response4.body.string()).isEqualTo("C")