public void onRandomBigArraysTest(long randomSeed) {
List<BitSet> filtersData = makeRandomBitSetList( randomSeed, 4, 1000000, 1500000 );
BitSet expectedBitset = applyANDOnBitSets( filtersData );
List<DocIdSet> filters = toDocIdSetList( filtersData );
DocIdBitSet expectedDocIdSet = new DocIdBitSet( expectedBitset );
DocIdSet testedSet = new AndDocIdSet( filters, 1500000 );
assertTrue( docIdSetsEqual(expectedDocIdSet, testedSet) );
}