void testCompleteDescriptor() throws Exception {
        String xml = "<?xml version='1.0' encoding='UTF-8'?>" + "<extension>" + "<exportedPackages>"
                + "<exportedPackage>a</exportedPackage>" + "<exportedPackage>b</exportedPackage>"
                + "<exportedPackage>c</exportedPackage>" + "</exportedPackages>" + "<exportedArtifacts>"
                + "<exportedArtifact>x</exportedArtifact>" + "<exportedArtifact>y</exportedArtifact>"

        HashSet<String> exportedPackages = new HashSet<String>();
        exportedPackages.add("group1:artifact1");

        return new DefaultClassRealmManager(
                new DefaultCoreRealm(container),
                new ArrayList<ClassRealmManagerDelegate>(),
                new CoreExports(new ClassRealm(null, "test", null), new HashSet<String>(), exportedPackages));
    }

                Set<String> exportedPackages = entry.getExportedPackages();
                ClassRealm realm = entry.getClassRealm();
                for (String exportedPackage : exportedPackages) {
                    extRealm.importFrom(realm, exportedPackage);
                }
                if (exportedPackages.isEmpty()) {