cs = null;
ConfigurationParameters config = securityProvider.getConfiguration(UserConfiguration.class).getParameters();
String adminId = UserUtil.getAdminId(config);
sc = new SimpleCredentials(adminId, new char[0]);
ImpersonationCredentials ic = new ImpersonationCredentials(sc, authInfo);
try {
cs = login(ic);
fail("User 'test' should not be allowed to impersonate " + adminId);
} catch (LoginException e) {