package org.apache.lucene.search.spans;
/**
* Copyright 2005 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.standard.StandardAnalyzer;
import org.apache.lucene.index.IndexReader;
import org.apache.lucene.index.IndexWriter;
import org.apache.lucene.index.Term;
import org.apache.lucene.search.BooleanClause;
import org.apache.lucene.search.BooleanQuery;
import org.apache.lucene.search.Hits;
import org.apache.lucene.search.Query;
/*******************************************************************************
* Some expanded tests to make sure my patch doesn't break other SpanTermQuery
* functionality.
*
* @author Reece Wilton
*/
public class TestSpansAdvanced2 extends TestSpansAdvanced {
/**
* Initializes the tests by adding documents to the index.
*/
protected void setUp() throws Exception {
super.setUp();
// create test index
final IndexWriter writer = new IndexWriter(mDirectory, new StandardAnalyzer(), false);
addDocument(writer, "A", "Should we, could we, would we?");
addDocument(writer, "B", "It should. Should it?");
addDocument(writer, "C", "It shouldn't.");
addDocument(writer, "D", "Should we, should we, should we.");
writer.close();
}
/**
* Verifies that the index has the correct number of documents.
*
* @throws Exception
*/
public void testVerifyIndex() throws Exception {
final IndexReader reader = IndexReader.open(mDirectory);
assertEquals(8, reader.numDocs());
reader.close();
}
/**
* Tests a single span query that matches multiple documents.
*
* @throws IOException
*/
public void testSingleSpanQuery() throws IOException {
final Query spanQuery = new SpanTermQuery(new Term(FIELD_TEXT, "should"));
final Hits hits = executeQuery(spanQuery);
final String[] expectedIds = new String[] { "B", "D", "1", "2", "3", "4", "A" };
final float[] expectedScores = new float[] { 0.625f, 0.45927936f, 0.35355338f, 0.35355338f, 0.35355338f,
0.35355338f, 0.26516503f, };
assertHits(hits, "single span query", expectedIds, expectedScores);
}
/**
* Tests a single span query that matches multiple documents.
*
* @throws IOException
*/
public void testMultipleDifferentSpanQueries() throws IOException {
final Query spanQuery1 = new SpanTermQuery(new Term(FIELD_TEXT, "should"));
final Query spanQuery2 = new SpanTermQuery(new Term(FIELD_TEXT, "we"));
final BooleanQuery query = new BooleanQuery();
query.add(spanQuery1, BooleanClause.Occur.MUST);
query.add(spanQuery2, BooleanClause.Occur.MUST);
final Hits hits = executeQuery(query);
final String[] expectedIds = new String[] { "A", "D" };
final float[] expectedScores = new float[] { 0.93163157f, 0.20698164f };
assertHits(hits, "multiple different span queries", expectedIds, expectedScores);
}
/**
* Tests two span queries.
*
* @throws IOException
*/
public void testBooleanQueryWithSpanQueries() throws IOException {
doTestBooleanQueryWithSpanQueries(0.73500174f);
}
}
|