public void testGetDomain() throws IOException {
   Name name = new NameImpl(DC.NAMESPACE, "type");
   CloseableIterator<String> domain = store.getDomain(new NameImpl(CSW.NAMESPACE, "Record"), name);
   assertTrue(domain.hasNext());
   assertEquals("http://purl.org/dc/dcmitype/Dataset", domain.next());
   assertEquals("http://purl.org/dc/dcmitype/Image", domain.next());
   assertEquals("http://purl.org/dc/dcmitype/Service", domain.next());
   assertEquals("http://purl.org/dc/dcmitype/Text", domain.next());
   assertFalse(domain.hasNext());
   domain.close();
 }