* that a null username is used.
*/
@org.junit.Test
public void testInvalidSecurityToken() throws Exception {
WSSecUsernameToken builder = new WSSecUsernameToken(secEngine.getWssConfig());
builder.addCreated();
builder.addNonce();
builder.setUserInfo(null, "security");
Document doc = SOAPUtil.toSOAPPart(SOAPUtil.SAMPLE_SOAP_MSG);
WSSecHeader secHeader = new WSSecHeader();