@Test
public void sendTextMessageThroughTcp() throws Exception {
// replace existing implementation for testing purposes
_testKit.removeService("SecuredGreetingService");
final MockHandler greetingService = _testKit.registerInOnlyService("SecuredGreetingService");
greetingService.forwardInToOut();
KeyStore keystore = KeyStore.getInstance("JKS");
keystore.load(new FileInputStream("users.jks"), "changeit".toCharArray());
TrustManagerFactory tmf = TrustManagerFactory.getInstance("SunX509");