/**
* Copyright 2014 National University of Ireland, Galway.
*
* This file is part of the SIREn project. Project and contact information:
*
* https://github.com/rdelbru/SIREn
*
* 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.
*/
package org.sindice.siren.search.node;
import static org.sindice.siren.search.AbstractTestSirenScorer.NodeTermQueryBuilder.ntq;
import java.io.IOException;
import org.apache.lucene.index.Term;
import org.apache.lucene.search.BooleanClause.Occur;
import org.apache.lucene.search.BooleanQuery;
import org.apache.lucene.search.Explanation;
import org.apache.lucene.search.Query;
import org.apache.lucene.search.ScoreDoc;
import org.junit.Test;
import org.sindice.siren.index.codecs.RandomSirenCodec.PostingsFormatType;
import org.sindice.siren.search.AbstractTestSirenScorer;
public class TestLuceneProxyNodeQuery
extends AbstractTestSirenScorer {
@Override
protected void configure()
throws IOException {
this.setAnalyzer(AnalyzerType.TUPLE);
this.setPostingsFormat(PostingsFormatType.RANDOM);
}
@Test
public void testBoost()
throws Exception {
final float boost = 2.5f;
this.addDocument("\"aaa ccc\" \"one five\" . \"aaa bbb\" \"ccc eee\" .");
BooleanQuery bq1 = new BooleanQuery();
NodeTermQuery tq = new NodeTermQuery(new Term (DEFAULT_TEST_FIELD, "one"));
tq.setBoost(boost);
bq1.add(new LuceneProxyNodeQuery(tq), Occur.MUST);
bq1.add(new LuceneProxyNodeQuery(new NodeTermQuery(new Term (DEFAULT_TEST_FIELD, "five"))), Occur.MUST);
BooleanQuery bq2 = new BooleanQuery();
tq = new NodeTermQuery(new Term (DEFAULT_TEST_FIELD, "one"));
LuceneProxyNodeQuery dq = new LuceneProxyNodeQuery(tq);
dq.setBoost(boost);
bq2.add(dq, Occur.MUST);
bq2.add(new LuceneProxyNodeQuery(new NodeTermQuery(new Term (DEFAULT_TEST_FIELD, "five"))), Occur.MUST);
assertScoreEquals(bq1, bq2);
}
/**
* Tests whether the scores of the two queries are the same.
*/
public void assertScoreEquals(Query q1, Query q2)
throws Exception {
ScoreDoc[] hits1 = searcher.search (q1, null, 1000).scoreDocs;
ScoreDoc[] hits2 = searcher.search (q2, null, 1000).scoreDocs;
assertEquals(hits1.length, hits2.length);
for (int i = 0; i < hits1.length; i++) {
assertEquals(hits1[i].score, hits2[i].score, 0.0000001f);
}
}
@Test
public void testExplain()
throws Exception {
this.setAnalyzer(AnalyzerType.JSON);
this.addDocument("{\"aaa\" : \"bbb\"}");
Query query = ntq("aaa").getLuceneProxyQuery();
final Explanation exp = searcher.explain(query, 0);
assertTrue(exp.getValue() != 0);
}
}