@Test
public void testAuthenticateUserPlainTextValid() throws Exception {

	PasswordValidationCallback.PlainTextPasswordRequest request = new PasswordValidationCallback.PlainTextPasswordRequest(
			"Bert", "Ernie");
	PasswordValidationCallback callback = new PasswordValidationCallback(request);
	callbackHandler.handleInternal(callback);
	boolean authenticated = callback.getResult();
	Assert.assertTrue("Not authenticated", authenticated);
}