116 lines
4.8 KiB
C#
116 lines
4.8 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 StandardAnalyzer = Lucene.Net.Analysis.Standard.StandardAnalyzer;
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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 MockRAMDirectory = Lucene.Net.Store.MockRAMDirectory;
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using LuceneTestCase = Lucene.Net.Util.LuceneTestCase;
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namespace Lucene.Net.Documents
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{
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/// <summary>Tests {@link Document} class.</summary>
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[TestFixture]
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public class TestBinaryDocument:LuceneTestCase
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{
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internal System.String binaryValStored = "this text will be stored as a byte array in the index";
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internal System.String binaryValCompressed = "this text will be also stored and compressed as a byte array in the index";
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[Test]
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public virtual void TestBinaryFieldInIndex()
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{
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IFieldable binaryFldStored = new Field("binaryStored", System.Text.UTF8Encoding.UTF8.GetBytes(binaryValStored), Field.Store.YES);
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IFieldable stringFldStored = new Field("stringStored", binaryValStored, Field.Store.YES, Field.Index.NO, Field.TermVector.NO);
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// binary fields with store off are not allowed
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Assert.Throws<ArgumentException>(
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() => new Field("fail", System.Text.Encoding.UTF8.GetBytes(binaryValStored), Field.Store.NO));
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Document doc = new Document();
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doc.Add(binaryFldStored);
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doc.Add(stringFldStored);
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/* test for field count */
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Assert.AreEqual(2, doc.fields_ForNUnit.Count);
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/* add the doc to a ram index */
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MockRAMDirectory dir = new MockRAMDirectory();
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IndexWriter writer = new IndexWriter(dir, new StandardAnalyzer(Lucene.Net.Util.Version.LUCENE_CURRENT), true, IndexWriter.MaxFieldLength.LIMITED);
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writer.AddDocument(doc);
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writer.Close();
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/* open a reader and fetch the document */
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IndexReader reader = IndexReader.Open(dir, false);
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Document docFromReader = reader.Document(0);
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Assert.IsTrue(docFromReader != null);
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/* fetch the binary stored field and compare it's content with the original one */
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System.String binaryFldStoredTest = new System.String(System.Text.UTF8Encoding.UTF8.GetChars(docFromReader.GetBinaryValue("binaryStored")));
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Assert.IsTrue(binaryFldStoredTest.Equals(binaryValStored));
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/* fetch the string field and compare it's content with the original one */
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System.String stringFldStoredTest = docFromReader.Get("stringStored");
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Assert.IsTrue(stringFldStoredTest.Equals(binaryValStored));
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/* delete the document from index */
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reader.DeleteDocument(0);
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Assert.AreEqual(0, reader.NumDocs());
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reader.Close();
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dir.Close();
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}
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[Test]
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public virtual void TestCompressionTools()
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{
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IFieldable binaryFldCompressed = new Field("binaryCompressed", CompressionTools.Compress(System.Text.UTF8Encoding.UTF8.GetBytes(binaryValCompressed)), Field.Store.YES);
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IFieldable stringFldCompressed = new Field("stringCompressed", CompressionTools.CompressString(binaryValCompressed), Field.Store.YES);
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Document doc = new Document();
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doc.Add(binaryFldCompressed);
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doc.Add(stringFldCompressed);
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/* add the doc to a ram index */
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MockRAMDirectory dir = new MockRAMDirectory();
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IndexWriter writer = new IndexWriter(dir, new StandardAnalyzer(Lucene.Net.Util.Version.LUCENE_CURRENT), true, IndexWriter.MaxFieldLength.LIMITED);
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writer.AddDocument(doc);
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writer.Close();
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/* open a reader and fetch the document */
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IndexReader reader = IndexReader.Open(dir, false);
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Document docFromReader = reader.Document(0);
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Assert.IsTrue(docFromReader != null);
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/* fetch the binary compressed field and compare it's content with the original one */
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System.String binaryFldCompressedTest = new System.String(System.Text.UTF8Encoding.UTF8.GetChars(CompressionTools.Decompress(docFromReader.GetBinaryValue("binaryCompressed"))));
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Assert.IsTrue(binaryFldCompressedTest.Equals(binaryValCompressed));
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Assert.IsTrue(CompressionTools.DecompressString(docFromReader.GetBinaryValue("stringCompressed")).Equals(binaryValCompressed));
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reader.Close();
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dir.Close();
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}
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}
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} |