/*
* 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 DateTools = Lucene.Net.Documents.DateTools;
using Document = Lucene.Net.Documents.Document;
using Field = Lucene.Net.Documents.Field;
using IndexWriter = Lucene.Net.Index.IndexWriter;
using Term = Lucene.Net.Index.Term;
using RAMDirectory = Lucene.Net.Store.RAMDirectory;
using SimpleAnalyzer = Lucene.Net.Analysis.SimpleAnalyzer;
using LuceneTestCase = Lucene.Net.Util.LuceneTestCase;
namespace Lucene.Net.Search
{
/// DateFilter JUnit tests.
///
///
///
/// $Revision: 583534 $
///
[TestFixture]
public class TestDateFilter : LuceneTestCase
{
///
[Test]
public virtual void TestBefore()
{
// create an index
RAMDirectory indexStore = new RAMDirectory();
IndexWriter writer = new IndexWriter(indexStore, new SimpleAnalyzer(), true);
long now = (long) (DateTime.UtcNow - new DateTime(1970, 1, 1)).TotalMilliseconds;
Lucene.Net.Documents.Document doc = new Lucene.Net.Documents.Document();
// add time that is in the past
doc.Add(new Field("datefield", Lucene.Net.Documents.DateTools.TimeToString(now - 1000 * 100000, Lucene.Net.Documents.DateTools.Resolution.MILLISECOND), Field.Store.YES, Field.Index.UN_TOKENIZED));
doc.Add(new Field("body", "Today is a very sunny day in New York City", Field.Store.YES, Field.Index.TOKENIZED));
writer.AddDocument(doc);
writer.Optimize();
writer.Close();
IndexSearcher searcher = new IndexSearcher(indexStore);
// filter that should preserve matches
//DateFilter df1 = DateFilter.Before("datefield", now);
RangeFilter df1 = new RangeFilter("datefield", Lucene.Net.Documents.DateTools.TimeToString(now - 2000 * 100000, Lucene.Net.Documents.DateTools.Resolution.MILLISECOND), Lucene.Net.Documents.DateTools.TimeToString(now, Lucene.Net.Documents.DateTools.Resolution.MILLISECOND), false, true);
// filter that should discard matches
//DateFilter df2 = DateFilter.Before("datefield", now - 999999);
RangeFilter df2 = new RangeFilter("datefield", Lucene.Net.Documents.DateTools.TimeToString(0, Lucene.Net.Documents.DateTools.Resolution.MILLISECOND), Lucene.Net.Documents.DateTools.TimeToString(now - 2000 * 100000, Lucene.Net.Documents.DateTools.Resolution.MILLISECOND), true, false);
// search something that doesn't exist with DateFilter
Query query1 = new TermQuery(new Term("body", "NoMatchForThis"));
// search for something that does exists
Query query2 = new TermQuery(new Term("body", "sunny"));
Hits result;
// ensure that queries return expected results without DateFilter first
result = searcher.Search(query1);
Assert.AreEqual(0, result.Length());
result = searcher.Search(query2);
Assert.AreEqual(1, result.Length());
// run queries with DateFilter
result = searcher.Search(query1, df1);
Assert.AreEqual(0, result.Length());
result = searcher.Search(query1, df2);
Assert.AreEqual(0, result.Length());
result = searcher.Search(query2, df1);
Assert.AreEqual(1, result.Length());
result = searcher.Search(query2, df2);
Assert.AreEqual(0, result.Length());
}
///
[Test]
public virtual void TestAfter()
{
// create an index
RAMDirectory indexStore = new RAMDirectory();
IndexWriter writer = new IndexWriter(indexStore, new SimpleAnalyzer(), true);
long now = (long) (DateTime.UtcNow - new DateTime(1970, 1, 1)).TotalMilliseconds;
Lucene.Net.Documents.Document doc = new Lucene.Net.Documents.Document();
// add time that is in the future
doc.Add(new Field("datefield", Lucene.Net.Documents.DateTools.TimeToString(now + 888888, Lucene.Net.Documents.DateTools.Resolution.MILLISECOND), Field.Store.YES, Field.Index.UN_TOKENIZED));
doc.Add(new Field("body", "Today is a very sunny day in New York City", Field.Store.YES, Field.Index.TOKENIZED));
writer.AddDocument(doc);
writer.Optimize();
writer.Close();
IndexSearcher searcher = new IndexSearcher(indexStore);
// filter that should preserve matches
//DateFilter df1 = DateFilter.After("datefield", now);
RangeFilter df1 = new RangeFilter("datefield", Lucene.Net.Documents.DateTools.TimeToString(now, Lucene.Net.Documents.DateTools.Resolution.MILLISECOND), Lucene.Net.Documents.DateTools.TimeToString(now + 999999, Lucene.Net.Documents.DateTools.Resolution.MILLISECOND), true, false);
// filter that should discard matches
//DateFilter df2 = DateFilter.After("datefield", now + 999999);
RangeFilter df2 = new RangeFilter("datefield", Lucene.Net.Documents.DateTools.TimeToString(now + 999999, Lucene.Net.Documents.DateTools.Resolution.MILLISECOND), Lucene.Net.Documents.DateTools.TimeToString(now + 999999999, Lucene.Net.Documents.DateTools.Resolution.MILLISECOND), false, true);
// search something that doesn't exist with DateFilter
Query query1 = new TermQuery(new Term("body", "NoMatchForThis"));
// search for something that does exists
Query query2 = new TermQuery(new Term("body", "sunny"));
Hits result;
// ensure that queries return expected results without DateFilter first
result = searcher.Search(query1);
Assert.AreEqual(0, result.Length());
result = searcher.Search(query2);
Assert.AreEqual(1, result.Length());
// run queries with DateFilter
result = searcher.Search(query1, df1);
Assert.AreEqual(0, result.Length());
result = searcher.Search(query1, df2);
Assert.AreEqual(0, result.Length());
result = searcher.Search(query2, df1);
Assert.AreEqual(1, result.Length());
result = searcher.Search(query2, df2);
Assert.AreEqual(0, result.Length());
}
}
}