Mailing List Archive

otis 02/04/19 13:15:25

Added: src/test/org/apache/lucene/search TestDateFilter.java
Log:
- DateFilter JUnit tests. Initial checkin.

Revision Changes Path
1.1 jakarta-lucene/src/test/org/apache/lucene/search/TestDateFilter.java

Index: TestDateFilter.java
===================================================================
package org.apache.lucene.search;

/* ====================================================================
* The Apache Software License, Version 1.1
*
* Copyright (c) 2001 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
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* distribution.
*
* 3. The end-user documentation included with the redistribution,
* if any, must include the following acknowledgment:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowledgment may appear in the software itself,
* if and wherever such third-party acknowledgments normally appear.
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* "Apache Lucene" must not be used to endorse or promote products
* derived from this software without prior written permission. For
* written permission, please contact apache@apache.org.
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* 5. Products derived from this software may not be called "Apache",
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* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*/

import org.apache.lucene.index.Term;
import org.apache.lucene.index.IndexWriter;
import org.apache.lucene.search.Query;
import org.apache.lucene.search.Hits;
import org.apache.lucene.search.IndexSearcher;
import org.apache.lucene.store.RAMDirectory;
import org.apache.lucene.analysis.SimpleAnalyzer;
import org.apache.lucene.document.Document;
import org.apache.lucene.document.Field;
import org.apache.lucene.document.DateField;

import java.io.IOException;

import junit.framework.TestCase;

/**
* DateFilter JUnit tests.
*
* @author Otis Gospodnetic
* @version $Revision: 1.1 $
*/
public class TestDateFilter
extends TestCase
{
public TestDateFilter(String name)
{
super(name);
}

/**
*
*/
public static void testBefore()
throws IOException
{
// create an index
RAMDirectory indexStore = new RAMDirectory();
IndexWriter writer = new IndexWriter(indexStore, new SimpleAnalyzer(), true);

long now = System.currentTimeMillis();

Document doc = new Document();
// add time that is in the past
doc.add(Field.Text("datefield", DateField.timeToString(now - 1000)));
doc.add(Field.Text("body", "Today is a very sunny day in New York City"));
writer.addDocument(doc);
writer.optimize();
writer.close();

IndexSearcher searcher = new IndexSearcher(indexStore);

// filter that should preserve matches
DateFilter df1 = DateFilter.Before("datefield", now);

// filter that should discard matches
DateFilter df2 = DateFilter.Before("datefield", now - 999999);

// 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);
assertEquals(0, result.length());

result = searcher.search(query2);
assertEquals(1, result.length());


// run queries with DateFilter
result = searcher.search(query1, df1);
assertEquals(0, result.length());

result = searcher.search(query1, df2);
assertEquals(0, result.length());

result = searcher.search(query2, df1);
assertEquals(1, result.length());

result = searcher.search(query2, df2);
assertEquals(0, result.length());
}
}




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