/**
* 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 System.Text;
using System.Collections.Generic;
using System.Linq;
using NUnit.Framework;
using Lucene.Net.Analysis;
using Lucene.Net.Documents;
using Lucene.Net.Index;
using Lucene.Net.Store;
namespace Lucene.Net.Test.Index
{
///
/// Summary description for TermVectorEnumeratorTest
///
[TestFixture]
public class TermVectorEnumeratorTest
{
public TermVectorEnumeratorTest()
{
//
// TODO: Add constructor logic here
//
}
private IndexReader reader;
#region setup/teardown methods
[SetUp]
public void MyTestInitialize()
{
RAMDirectory rd = new RAMDirectory();
IndexWriter writer = new IndexWriter(rd, new WhitespaceAnalyzer(), IndexWriter.MaxFieldLength.UNLIMITED);
for (int i = 0; i < 5; i++)
{
Document doc = new Document();
string data = string.Format("{0} {1}", i, i * 10);
doc.Add(new Field("test", data, Field.Store.YES, Field.Index.ANALYZED, Field.TermVector.YES));
writer.AddDocument(doc);
}
// add document that does not have the vectored field
Document docDiffField = new Document();
string diffData = string.Format("{0} {1}", 10, 10 * 10);
docDiffField.Add(new Field("test2", diffData, Field.Store.YES, Field.Index.ANALYZED, Field.TermVector.YES));
writer.AddDocument(docDiffField);
writer.Close();
this.reader = IndexReader.Open(rd, false);
}
[TearDown]
public void MyTestCleanup()
{
if (this.reader != null)
{
this.reader.Close();
this.reader = null;
}
}
#endregion
[Test]
public void NoPosNoOffsetTest()
{
int doc = 0;
foreach (TermFreqVector vector in new TermVectorEnumerator(this.reader, "test"))
{
if (doc == 0)
{
Assert.AreEqual(1, vector.GetTerms().Length);
Assert.AreEqual(doc.ToString(), vector.GetTerms()[0]);
}
else if (doc == 5)
{
Assert.IsInstanceOf(vector);
}
else
{
Assert.AreEqual(2, vector.GetTerms().Length);
Assert.AreEqual(doc.ToString(), vector.GetTerms()[0]);
Assert.AreEqual((doc * 10).ToString(), vector.GetTerms()[1]);
}
doc++;
}
}
[Test]
public void DeletedDocumentTest()
{
this.reader.DeleteDocument(2);
this.reader.Flush();
int doc = 0;
foreach (TermFreqVector vector in new TermVectorEnumerator(this.reader, "test"))
{
if (doc == 0)
{
Assert.AreEqual(1, vector.GetTerms().Length);
Assert.AreEqual(doc.ToString(), vector.GetTerms()[0]);
}
else if (doc == 2 || doc == 5)
{
Assert.IsInstanceOf(vector);
}
else
{
Assert.AreEqual(2, vector.GetTerms().Length);
Assert.AreEqual(doc.ToString(), vector.GetTerms()[0]);
Assert.AreEqual((doc * 10).ToString(), vector.GetTerms()[1]);
}
doc++;
}
}
}
}