128 lines
4.5 KiB
C#
128 lines
4.5 KiB
C#
/*
|
|
* Licensed to the Apache Software Foundation (ASF) under one or more
|
|
* contributor license agreements. See the NOTICE file distributed with
|
|
* this work for additional information regarding copyright ownership.
|
|
* The ASF licenses this file to You under the Apache License, Version 2.0
|
|
* (the "License"); you may not use this file except in compliance with
|
|
* the License. You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
using System;
|
|
|
|
using NUnit.Framework;
|
|
|
|
using Lucene.Net.Analysis;
|
|
using Lucene.Net.Documents;
|
|
using Lucene.Net.Index;
|
|
using Lucene.Net.QueryParsers;
|
|
using Lucene.Net.Store;
|
|
using Lucene.Net.Search;
|
|
using LuceneTestCase = Lucene.Net.Util.LuceneTestCase;
|
|
|
|
namespace Lucene.Net
|
|
{
|
|
|
|
/// <summary>JUnit adaptation of an older test case SearchTest.</summary>
|
|
[TestFixture]
|
|
public class TestSearch:LuceneTestCase
|
|
{
|
|
|
|
/// <summary>Main for running test case by itself. </summary>
|
|
[STAThread]
|
|
public static void Main(System.String[] args)
|
|
{
|
|
// TestRunner.run(new TestSuite(typeof(TestSearch))); // {{Aroush-2.9}} how is this done in NUnit?
|
|
}
|
|
|
|
/// <summary>This test performs a number of searches. It also compares output
|
|
/// of searches using multi-file index segments with single-file
|
|
/// index segments.
|
|
///
|
|
/// TODO: someone should check that the results of the searches are
|
|
/// still correct by adding assert statements. Right now, the test
|
|
/// passes if the results are the same between multi-file and
|
|
/// single-file formats, even if the results are wrong.
|
|
/// </summary>
|
|
[Test]
|
|
public virtual void TestSearch_Renamed()
|
|
{
|
|
System.IO.MemoryStream sw = new System.IO.MemoryStream();
|
|
System.IO.StreamWriter pw = new System.IO.StreamWriter(sw);
|
|
DoTestSearch(pw, false);
|
|
pw.Close();
|
|
sw.Close();
|
|
System.String multiFileOutput = System.Text.ASCIIEncoding.ASCII.GetString(sw.ToArray());
|
|
//System.out.println(multiFileOutput);
|
|
|
|
sw = new System.IO.MemoryStream();
|
|
pw = new System.IO.StreamWriter(sw);
|
|
DoTestSearch(pw, true);
|
|
pw.Close();
|
|
sw.Close();
|
|
System.String singleFileOutput = System.Text.ASCIIEncoding.ASCII.GetString(sw.ToArray());
|
|
|
|
Assert.AreEqual(multiFileOutput, singleFileOutput);
|
|
}
|
|
|
|
|
|
private void DoTestSearch(System.IO.StreamWriter out_Renamed, bool useCompoundFile)
|
|
{
|
|
Directory directory = new RAMDirectory();
|
|
Analyzer analyzer = new SimpleAnalyzer();
|
|
IndexWriter writer = new IndexWriter(directory, analyzer, true, IndexWriter.MaxFieldLength.LIMITED);
|
|
|
|
writer.UseCompoundFile = useCompoundFile;
|
|
|
|
System.String[] docs = new System.String[]{"a b c d e", "a b c d e a b c d e", "a b c d e f g h i j", "a c e", "e c a", "a c e a c e", "a c e a b c"};
|
|
for (int j = 0; j < docs.Length; j++)
|
|
{
|
|
Document d = new Document();
|
|
d.Add(new Field("contents", docs[j], Field.Store.YES, Field.Index.ANALYZED));
|
|
writer.AddDocument(d);
|
|
}
|
|
writer.Close();
|
|
|
|
Searcher searcher = new IndexSearcher(directory, true);
|
|
|
|
System.String[] queries = new System.String[]{"a b", "\"a b\"", "\"a b c\"", "a c", "\"a c\"", "\"a c e\""};
|
|
ScoreDoc[] hits = null;
|
|
|
|
QueryParser parser = new QueryParser(Util.Version.LUCENE_CURRENT, "contents", analyzer);
|
|
parser.PhraseSlop = 4;
|
|
for (int j = 0; j < queries.Length; j++)
|
|
{
|
|
Query query = parser.Parse(queries[j]);
|
|
out_Renamed.WriteLine("Query: " + query.ToString("contents"));
|
|
|
|
//DateFilter filter =
|
|
// new DateFilter("modified", Time(1997,0,1), Time(1998,0,1));
|
|
//DateFilter filter = DateFilter.Before("modified", Time(1997,00,01));
|
|
//System.out.println(filter);
|
|
|
|
hits = searcher.Search(query, null, 1000).ScoreDocs;
|
|
|
|
out_Renamed.WriteLine(hits.Length + " total results");
|
|
for (int i = 0; i < hits.Length && i < 10; i++)
|
|
{
|
|
Document d = searcher.Doc(hits[i].Doc);
|
|
out_Renamed.WriteLine(i + " " + hits[i].Score + " " + d.Get("contents"));
|
|
}
|
|
}
|
|
searcher.Close();
|
|
}
|
|
|
|
internal static long Time(int year, int month, int day)
|
|
{
|
|
System.DateTime calendar = new System.DateTime(year, month, day, 0, 0, 0, 0, new System.Globalization.GregorianCalendar());
|
|
return calendar.Ticks;
|
|
}
|
|
}
|
|
} |