@BeforeEach
  fun setUp() {
    // Test designed for Conscrypt and JSSE
    platform.assumeNotBouncyCastle()
  }

  @ParameterizedTest
  @MethodSource("connectionTypes")
  fun testConnection(socketMode: SocketMode) {
    // https://github.com/square/okhttp/pull/6554
    assumeFalse(
      socketMode is TlsInstance &&
        socketMode.socketMode == Channel &&
        socketMode.protocol == HTTP_2 &&

    }

    /**
     * Tests connectivity to the witness service.
     *
     * @throws IOException if connection fails
     */
    private void testConnection() throws IOException {
        // For now, just test basic connectivity to RPC endpoint
        try (java.net.Socket socket = new java.net.Socket()) {