package org.apache.lucene.search;
/**
* Copyright 2004 The Apache Software Foundation
*
* Licensed 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.
*/
import java.io.IOException;
import org.apache.lucene.analysis.WhitespaceAnalyzer;
import org.apache.lucene.document.Document;
import org.apache.lucene.document.Field;
import org.apache.lucene.index.IndexWriter;
import org.apache.lucene.index.Term;
import org.apache.lucene.store.RAMDirectory;
import junit.framework.TestCase;
/**
* @author Christoph Goller
* @version $rcs = ' $Id: TestBooleanScorer.java 150700 2004-12-10 19:36:40Z goller $ ' ;
*/
public class TestBooleanScorer extends TestCase
{
public TestBooleanScorer(String name) {
super(name);
}
private static final String FIELD = "category";
public void testMethod() {
RAMDirectory directory = new RAMDirectory();
String[] values = new String[] { "1", "2", "3", "4" };
try {
IndexWriter writer = new IndexWriter(directory, new WhitespaceAnalyzer(), true);
for (int i = 0; i < values.length; i++) {
Document doc = new Document();
doc.add(new Field(FIELD, values[i], Field.Store.YES, Field.Index.UN_TOKENIZED));
writer.addDocument(doc);
}
writer.close();
BooleanQuery booleanQuery1 = new BooleanQuery();
booleanQuery1.add(new TermQuery(new Term(FIELD, "1")), BooleanClause.Occur.SHOULD);
booleanQuery1.add(new TermQuery(new Term(FIELD, "2")), BooleanClause.Occur.SHOULD);
BooleanQuery query = new BooleanQuery();
query.add(booleanQuery1, BooleanClause.Occur.MUST);
query.add(new TermQuery(new Term(FIELD, "9")), BooleanClause.Occur.MUST_NOT);
IndexSearcher indexSearcher = new IndexSearcher(directory);
Hits hits = indexSearcher.search(query);
assertEquals("Number of matched documents", 2, hits.length());
}
catch (IOException e) {
fail(e.getMessage());
}
}
}
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