assertEquals(queryFilter, (queryFilter & indexFilter));
queryFilter = filter.computeQueryFilter(new String[]{"professional", "social"});
assertEquals(queryFilter, (queryFilter & indexFilter));
queryFilter = filter.computeQueryFilter(new String[]{"pro", "net"});
assertEquals(queryFilter, (queryFilter & indexFilter));
queryFilter = filter.computeQueryFilter(new String[]{"p", "n"});
assertEquals(queryFilter, (queryFilter & indexFilter));
}