node = new PresenceNode( schemaManager.getAttributeType( "o" ) );
evaluator = new PresenceEvaluator( node, store, schemaManager );
cursor = new PresenceCursor( store, evaluator );
cursor.beforeFirst();
assertTrue( cursor.next() );
assertTrue( cursor.available() );
assertEquals( Strings.getUUID( 1 ), cursor.get().getId() );
assertFalse( cursor.next() );
assertFalse( cursor.available() );