// System.setProperty("jdk.tls.client.enableSessionTicketExtension", "true")
    // System.setProperty("jdk.tls.server.enableSessionTicketExtension", "true")

    platform.assumeJdk9()
  }

  @Test
  fun testTlsv13Works() {
    // https://docs.oracle.com/en/java/javase/14/security/java-secure-socket-extension-jsse-reference-guide.html
    // TODO test jdk.tls.client.enableSessionTicketExtension

    assertFailsWith<IllegalArgumentException> {
      "http://host\u0001/".toHttpUrl()
    }
  }

  @Suppress("DEPRECATION_ERROR")
  @Test
  fun setSslSocketFactoryFailsOnJdk9() {
    platform.assumeJdk9()
    assertFailsWith<UnsupportedOperationException> {
      client
        .newBuilder()
        .sslSocketFactory(handshakeCertificates.sslSocketFactory())
    }
  }