boolean empty = Sets.intersection(set, existing).isEmpty();
assertTrue(empty && !existing.isEmpty());
}
protected Set<String> iterate() throws Exception {
GarbageCollectableBlobStore store = (GarbageCollectableBlobStore)
mk.getNodeStore().getBlobStore();
Iterator<String> cur = store.getAllChunkIds(0);
Set<String> existing = Sets.newHashSet();
while (cur.hasNext()) {
existing.add(cur.next());
}