84 lines
3.2 KiB
C#
84 lines
3.2 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 System.IO;
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using Lucene.Net.Store;
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using NUnit.Framework;
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using Analyzer = Lucene.Net.Analysis.Analyzer;
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using StandardAnalyzer = Lucene.Net.Analysis.Standard.StandardAnalyzer;
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using Document = Lucene.Net.Documents.Document;
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using Field = Lucene.Net.Documents.Field;
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using IndexWriter = Lucene.Net.Index.IndexWriter;
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using ParseException = Lucene.Net.QueryParsers.ParseException;
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using QueryParser = Lucene.Net.QueryParsers.QueryParser;
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using Directory = Lucene.Net.Store.Directory;
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using RAMDirectory = Lucene.Net.Store.RAMDirectory;
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using Version = Lucene.Net.Util.Version;
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using IndexSearcher = Lucene.Net.Search.IndexSearcher;
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using Query = Lucene.Net.Search.Query;
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using ScoreDoc = Lucene.Net.Search.ScoreDoc;
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using LuceneTestCase = Lucene.Net.Util.LuceneTestCase;
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using _TestUtil = Lucene.Net.Util._TestUtil;
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namespace Lucene.Net
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{
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/// <summary> A very simple demo used in the API documentation (src/java/overview.html).
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///
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/// Please try to keep src/java/overview.html up-to-date when making changes
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/// to this class.
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/// </summary>
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[TestFixture]
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public class TestDemo:LuceneTestCase
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{
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[Test]
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public virtual void TestDemo_Renamed()
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{
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Analyzer analyzer = new StandardAnalyzer(Version.LUCENE_CURRENT);
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// Store the index in memory:
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Directory directory = new RAMDirectory();
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// To store an index on disk, use this instead:
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//Directory directory = FSDirectory.open("/tmp/testindex");
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IndexWriter iwriter = new IndexWriter(directory, analyzer, true, new IndexWriter.MaxFieldLength(25000));
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Document doc = new Document();
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System.String text = "This is the text to be indexed.";
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doc.Add(new Field("fieldname", text, Field.Store.YES, Field.Index.ANALYZED));
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iwriter.AddDocument(doc);
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iwriter.Close();
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// Now search the index:
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IndexSearcher isearcher = new IndexSearcher(directory, true); // read-only=true
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// Parse a simple query that searches for "text":
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QueryParser parser = new QueryParser(Util.Version.LUCENE_CURRENT, "fieldname", analyzer);
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Query query = parser.Parse("text");
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ScoreDoc[] hits = isearcher.Search(query, null, 1000).ScoreDocs;
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Assert.AreEqual(1, hits.Length);
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// Iterate through the results:
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for (int i = 0; i < hits.Length; i++)
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{
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Document hitDoc = isearcher.Doc(hits[i].Doc);
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Assert.AreEqual(hitDoc.Get("fieldname"), "This is the text to be indexed.");
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}
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isearcher.Close();
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directory.Close();
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}
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}
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} |