assertTrue(emptyColl,getHb().findCGCIHierarchies(test).size()==0); assertTrue(emptyColl,getHb().findCGCIHierarchies(new HashSet()).size()==0);
    public void testNulls(){        // Each method should return a null or an empty set as appropriate        //TODO getHb().findCGCIHierarchies(	);        //TODO generate OMENullData(); and use it here.        //TODO OMEData toString();                Set test = new HashSet();        test.add(new Integer(0)); // Non-existence set of ids        int nonExp = 0; // Non-existence experimenter ID        //        assertTrue(emptyColl,getHb().findDatasetAnnotations(test).size()==0);        assertTrue(emptyColl,getHb().findDatasetAnnotations(new HashSet()).size()==0);        //        assertTrue(emptyColl,getHb().findDatasetAnnotationsForExperimenter(test,nonExp).size()==0);        assertTrue(emptyColl,getHb().findDatasetAnnotationsForExperimenter(new HashSet(),nonExp).size()==0);        //        assertTrue(emptyColl,getHb().findImageAnnotations(test).size()==0);        assertTrue(emptyColl,getHb().findImageAnnotations(new HashSet()).size()==0);        //        assertTrue(emptyColl,getHb().findImageAnnotationsForExperimenter(test,nonExp).size()==0);        assertTrue(emptyColl,getHb().findImageAnnotationsForExperimenter(new HashSet(),nonExp).size()==0);        //        assertTrue(emptyColl,getHb().findPDIHierarchies(test).size()==0);        assertTrue(emptyColl,getHb().findPDIHierarchies(new HashSet()).size()==0);        //        assertNull(nullObj,getHb().loadCGCIHierarchy(CategoryGroup.class, 0));        assertNull(nullObj,getHb().loadCGCIHierarchy(Category.class, 0));        //        assertNull(nullObj,getHb().loadPDIHierarchy(Project.class, 0));        assertNull(nullObj,getHb().loadPDIHierarchy(Dataset.class, 0));    }