126 lines
3.5 KiB
C#
126 lines
3.5 KiB
C#
/*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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using System;
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using NUnit.Framework;
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using SimpleAnalyzer = Lucene.Net.Analysis.SimpleAnalyzer;
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using Lucene.Net.Documents;
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using IndexReader = Lucene.Net.Index.IndexReader;
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using IndexWriter = Lucene.Net.Index.IndexWriter;
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using Term = Lucene.Net.Index.Term;
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using RAMDirectory = Lucene.Net.Store.RAMDirectory;
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using LuceneTestCase = Lucene.Net.Util.LuceneTestCase;
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namespace Lucene.Net.Search
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{
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/// <summary>Document boost unit test.
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///
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///
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/// </summary>
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/// <version> $Revision: 787772 $
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/// </version>
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[TestFixture]
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public class TestDocBoost:LuceneTestCase
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{
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private class AnonymousClassCollector:Collector
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{
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public AnonymousClassCollector(float[] scores, TestDocBoost enclosingInstance)
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{
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InitBlock(scores, enclosingInstance);
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}
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private void InitBlock(float[] scores, TestDocBoost enclosingInstance)
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{
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this.scores = scores;
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this.enclosingInstance = enclosingInstance;
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}
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private float[] scores;
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private TestDocBoost enclosingInstance;
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public TestDocBoost Enclosing_Instance
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{
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get
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{
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return enclosingInstance;
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}
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}
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private int base_Renamed = 0;
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private Scorer scorer;
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public override void SetScorer(Scorer scorer)
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{
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this.scorer = scorer;
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}
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public override void Collect(int doc)
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{
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scores[doc + base_Renamed] = scorer.Score();
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}
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public override void SetNextReader(IndexReader reader, int docBase)
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{
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base_Renamed = docBase;
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}
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public override bool AcceptsDocsOutOfOrder
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{
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get { return true; }
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}
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}
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[Test]
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public virtual void TestDocBoost_Renamed()
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{
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RAMDirectory store = new RAMDirectory();
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IndexWriter writer = new IndexWriter(store, new SimpleAnalyzer(), true, IndexWriter.MaxFieldLength.LIMITED);
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IFieldable f1 = new Field("field", "word", Field.Store.YES, Field.Index.ANALYZED);
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IFieldable f2 = new Field("field", "word", Field.Store.YES, Field.Index.ANALYZED);
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f2.Boost = 2.0f;
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Document d1 = new Document();
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Document d2 = new Document();
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Document d3 = new Document();
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Document d4 = new Document();
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d3.Boost = 3.0f;
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d4.Boost = 2.0f;
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d1.Add(f1); // boost = 1
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d2.Add(f2); // boost = 2
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d3.Add(f1); // boost = 3
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d4.Add(f2); // boost = 4
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writer.AddDocument(d1);
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writer.AddDocument(d2);
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writer.AddDocument(d3);
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writer.AddDocument(d4);
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writer.Optimize();
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writer.Close();
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float[] scores = new float[4];
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new IndexSearcher(store, true).Search(new TermQuery(new Term("field", "word")), new AnonymousClassCollector(scores, this));
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float lastScore = 0.0f;
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for (int i = 0; i < 4; i++)
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{
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Assert.IsTrue(scores[i] > lastScore);
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lastScore = scores[i];
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}
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}
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}
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} |