added ugly workaround for very poor detail implementation in GetUserAction

import ca.nrc.cadc.ac.xml.UserWriter;

import ca.nrc.cadc.auth.HttpPrincipal;

import ca.nrc.cadc.auth.NumericPrincipal;

import ca.nrc.cadc.util.Log4jInit;

import org.junit.Test;

import javax.security.auth.Subject;

import java.io.Writer;

import java.security.Principal;

import java.security.PrivilegedExceptionAction;

import java.util.HashSet;

import java.util.Set;

import org.apache.log4j.Level;

import org.apache.log4j.Logger;

import static org.easymock.EasyMock.*;

import static org.junit.Assert.assertEquals;

import static org.junit.Assert.assertNotNull;

public class GetUserActionTest

{

    private static final Logger log = Logger.getLogger(GetUserActionTest.class);

    static

    {

        Log4jInit.setLevel("ca.nrc.cadc.ac.server", Level.INFO);

    }

    @Test

    public void writeUserXML() throws Exception

    {

        String actualUser = writer.toString();

        log.debug("expected:\n" + expectedUser);

        log.debug("actual:\n" + actualUser);

        assertEquals(expectedUser, actualUser);

        verify(mockUserPersistence, mockResponse);

        // identities

        Set<Principal> identities = user.getIdentities();

        if (!identities.isEmpty())

        if (identities.size() > 1) // includes alternate identies

        {

            Element identitiesElement = new Element("identities");

            for (Principal identity : identities)