SubjectUtilTest.java

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package org.glassfish.security.services.common;

import org.junit.Test;
import javax.security.auth.Subject;

import java.security.Principal;
import java.util.HashSet;
import java.util.List;
import java.util.Set;

import org.glassfish.security.common.PrincipalImpl;

import junit.framework.Assert;

public class SubjectUtilTest {

    private static final String USERNAME = "john";
    private static final String USERNAME2 = "John";
    private static final String[] GROUPS = {"g1", "g2"}; 
    
    private boolean debug = false;
    
    @Test
    public void testUserNameUtil() {
        
        Subject sub = createSub(USERNAME, GROUPS);
        
        List<String> usernames = SubjectUtil.getUsernamesFromSubject(sub);
        
        if (debug)
            System.out.println("user list =" + usernames);
        
        Assert.assertEquals(1, usernames.size());
    }

    
    @Test
    public void testGroupNameUtil() {

        Subject sub = createSub(USERNAME, GROUPS);
        
        List<String> groupnames = SubjectUtil.getGroupnamesFromSubject(sub);
        
        if (debug)
            System.out.println("group list =" + groupnames);

        Assert.assertEquals(2, groupnames.size());
    }

    @Test
    public void testUserNameUtil_empty() {
        
        Subject sub = createSub(null, GROUPS);
        
        List<String> usernames = SubjectUtil.getUsernamesFromSubject(sub);
        
        Assert.assertEquals(0, usernames.size());
    }

    
    @Test
    public void testGroupNameUtil_empty() {

        Subject sub = createSub(USERNAME, null);
        
        List<String> groupnames = SubjectUtil.getGroupnamesFromSubject(sub);
        
        Assert.assertEquals(0, groupnames.size());

    }
    
    @Test
    public void testUserNameUtil_multi() {
        
        Subject sub = createSub(USERNAME, GROUPS);
        sub.getPrincipals().add(new PrincipalImpl(USERNAME2));
        
        List<String> usernames = SubjectUtil.getUsernamesFromSubject(sub);
        
        if (debug)
            System.out.println("user list =" + usernames);
        
        Assert.assertEquals(2, usernames.size());
    }


    
    public static Subject createSub(String username, String[] groups) {
        
        Set<Principal> pset = new HashSet<Principal>();
        
        if (username != null) {
            Principal u = new PrincipalImpl(username);
            pset.add(u);
        }
        
        if (groups != null) {
            for (String g : groups) {
                if (g != null) {
                    Principal p = new org.glassfish.security.common.Group(g);
                    pset.add(p);
                }
            }
        }
        
        
        Set prvSet = new HashSet();

        Set<Object> pubSet = new HashSet<Object>();
        
        Subject sub = new Subject(false, pset, pubSet, prvSet);
        
        return sub;

    }

}