private void MatchHits(Searcher searcher, Sort sort)
{
// make a query without sorting first
ScoreDoc[] hitsByRank = searcher.Search(query, null, 1000).ScoreDocs;
CheckHits(hitsByRank, "Sort by rank: "); // check for duplicates
System.Collections.IDictionary resultMap = new System.Collections.SortedList();
// store hits in TreeMap - TreeMap does not allow duplicates; existing entries are silently overwritten
for (int hitid = 0; hitid < hitsByRank.Length; ++hitid)
{
resultMap[hitsByRank[hitid].Doc] = hitid; // Value: Hits-Objekt Index
}
// now make a query using the sort criteria
ScoreDoc[] resultSort = searcher.Search(query, null, 1000, sort).ScoreDocs;
CheckHits(resultSort, "Sort by custom criteria: "); // check for duplicates
// besides the sorting both sets of hits must be identical
for (int hitid = 0; hitid < resultSort.Length; ++hitid)
{
System.Int32 idHitDate = (System.Int32) resultSort[hitid].Doc; // document ID from sorted search
if (!resultMap.Contains(idHitDate))
{
Log("ID " + idHitDate + " not found. Possibliy a duplicate.");
}
Assert.IsTrue(resultMap.Contains(idHitDate)); // same ID must be in the Map from the rank-sorted search
// every hit must appear once in both result sets --> remove it from the Map.
// At the end the Map must be empty!
resultMap.Remove(idHitDate);
}
if (resultMap.Count == 0)
{
// log("All hits matched");
}
else
{
Log("Couldn't match " + resultMap.Count + " hits.");
}
Assert.AreEqual(resultMap.Count, 0);
}
