public void TestMiddleMaxMissingLast()
{
Directory dir = NewDirectory();
RandomIndexWriter writer = new RandomIndexWriter(Random, dir);
Document doc = new Document();
doc.Add(NewStringField("id", "3", Field.Store.YES));
writer.AddDocument(doc);
doc = new Document();
doc.Add(new SortedSetDocValuesField("value", new BytesRef("a")));
doc.Add(new SortedSetDocValuesField("value", new BytesRef("b")));
doc.Add(new SortedSetDocValuesField("value", new BytesRef("c")));
doc.Add(new SortedSetDocValuesField("value", new BytesRef("d")));
doc.Add(NewStringField("id", "1", Field.Store.YES));
writer.AddDocument(doc);
doc = new Document();
doc.Add(new SortedSetDocValuesField("value", new BytesRef("b")));
doc.Add(NewStringField("id", "2", Field.Store.YES));
writer.AddDocument(doc);
IndexReader ir = writer.GetReader();
writer.Dispose();
// slow wrapper does not support random access ordinals (there is no need for that!)
IndexSearcher searcher = NewSearcher(ir, false);
SortField sortField = new SortedSetSortField("value", false, Selector.MIDDLE_MAX);
sortField.SetMissingValue(SortField.STRING_LAST);
Sort sort = new Sort(sortField);
TopDocs td = searcher.Search(new MatchAllDocsQuery(), 10, sort);
assertEquals(3, td.TotalHits);
// 'b' comes before 'c'
assertEquals("2", searcher.Doc(td.ScoreDocs[0].Doc).Get("id"));
assertEquals("1", searcher.Doc(td.ScoreDocs[1].Doc).Get("id"));
// null comes last
assertEquals("3", searcher.Doc(td.ScoreDocs[2].Doc).Get("id"));
assertNoFieldCaches();
ir.Dispose();
dir.Dispose();
}
public void TestMissingLast()
{
Directory dir = NewDirectory();
RandomIndexWriter writer = new RandomIndexWriter(Random, dir);
Document doc = new Document();
doc.Add(new SortedSetDocValuesField("value", new BytesRef("baz")));
doc.Add(NewStringField("id", "2", Field.Store.YES));
writer.AddDocument(doc);
doc = new Document();
doc.Add(new SortedSetDocValuesField("value", new BytesRef("foo")));
doc.Add(new SortedSetDocValuesField("value", new BytesRef("bar")));
doc.Add(NewStringField("id", "1", Field.Store.YES));
writer.AddDocument(doc);
doc = new Document();
doc.Add(NewStringField("id", "3", Field.Store.YES));
writer.AddDocument(doc);
IndexReader ir = writer.GetReader();
writer.Dispose();
IndexSearcher searcher = NewSearcher(ir);
SortField sortField = new SortedSetSortField("value", false);
sortField.SetMissingValue(SortField.STRING_LAST);
Sort sort = new Sort(sortField);
TopDocs td = searcher.Search(new MatchAllDocsQuery(), 10, sort);
assertEquals(3, td.TotalHits);
// 'bar' comes before 'baz'
assertEquals("1", searcher.Doc(td.ScoreDocs[0].Doc).Get("id"));
assertEquals("2", searcher.Doc(td.ScoreDocs[1].Doc).Get("id"));
// null comes last
assertEquals("3", searcher.Doc(td.ScoreDocs[2].Doc).Get("id"));
assertNoFieldCaches();
ir.Dispose();
dir.Dispose();
}
