final String linkAdr = "http://www.semagia.com/link";
final URI link = URI.create(linkAdr);
final String id = "http://www.semagia.com/test";
final String title = "title";
final long updated = now();
final ICollectionInfo collInfo = new CollectionInfo(id, title, updated, "collId");
feed.addEntry(collInfo, link);
assertEquals(1, feed.getEntries().size());
final ICollectionEntry entry = feed.getEntries().iterator().next();
assertNotNull(entry);
assertEquals(id, entry.getId());