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(); }