+++ /dev/null
-package org.apache.lucene.search.spans;
-
-/**
- * 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.
- */
-
-import java.io.IOException;
-
-import org.apache.lucene.util.LuceneTestCase;
-
-import org.apache.lucene.analysis.standard.StandardAnalyzer;
-import org.apache.lucene.document.Document;
-import org.apache.lucene.document.Field;
-import org.apache.lucene.index.IndexReader;
-import org.apache.lucene.index.RandomIndexWriter;
-import org.apache.lucene.index.Term;
-import org.apache.lucene.search.*;
-import org.apache.lucene.store.Directory;
-
-/*******************************************************************************
- * Tests the span query bug in Lucene. It demonstrates that SpanTermQuerys don't
- * work correctly in a BooleanQuery.
- *
- */
-public class TestSpansAdvanced extends LuceneTestCase {
-
- // location to the index
- protected Directory mDirectory;
- protected IndexReader reader;
- protected IndexSearcher searcher;
-
- // field names in the index
- private final static String FIELD_ID = "ID";
- protected final static String FIELD_TEXT = "TEXT";
-
- /**
- * Initializes the tests by adding 4 identical documents to the index.
- */
- @Override
- public void setUp() throws Exception {
- super.setUp();
- // create test index
- mDirectory = newDirectory();
- final RandomIndexWriter writer = new RandomIndexWriter(random,
- mDirectory, newIndexWriterConfig(TEST_VERSION_CURRENT,
- new StandardAnalyzer(TEST_VERSION_CURRENT)).setMergePolicy(newLogMergePolicy()));
-
- addDocument(writer, "1", "I think it should work.");
- addDocument(writer, "2", "I think it should work.");
- addDocument(writer, "3", "I think it should work.");
- addDocument(writer, "4", "I think it should work.");
- reader = writer.getReader();
- writer.close();
- searcher = newSearcher(reader);
- }
-
- @Override
- public void tearDown() throws Exception {
- searcher.close();
- reader.close();
- mDirectory.close();
- mDirectory = null;
- super.tearDown();
- }
-
- /**
- * Adds the document to the index.
- *
- * @param writer the Lucene index writer
- * @param id the unique id of the document
- * @param text the text of the document
- * @throws IOException
- */
- protected void addDocument(final RandomIndexWriter writer, final String id,
- final String text) throws IOException {
-
- final Document document = new Document();
- document.add(newField(FIELD_ID, id, Field.Store.YES,
- Field.Index.NOT_ANALYZED));
- document.add(newField(FIELD_TEXT, text, Field.Store.YES,
- Field.Index.ANALYZED));
- writer.addDocument(document);
- }
-
- /**
- * Tests two span queries.
- *
- * @throws IOException
- */
- public void testBooleanQueryWithSpanQueries() throws IOException {
-
- doTestBooleanQueryWithSpanQueries(searcher, 0.3884282f);
- }
-
- /**
- * Tests two span queries.
- *
- * @throws IOException
- */
- protected void doTestBooleanQueryWithSpanQueries(IndexSearcher s,
- final float expectedScore) throws IOException {
-
- final Query spanQuery = new SpanTermQuery(new Term(FIELD_TEXT, "work"));
- final BooleanQuery query = new BooleanQuery();
- query.add(spanQuery, BooleanClause.Occur.MUST);
- query.add(spanQuery, BooleanClause.Occur.MUST);
- final String[] expectedIds = new String[] {"1", "2", "3", "4"};
- final float[] expectedScores = new float[] {expectedScore, expectedScore,
- expectedScore, expectedScore};
- assertHits(s, query, "two span queries", expectedIds, expectedScores);
- }
-
- /**
- * Checks to see if the hits are what we expected.
- *
- * @param query the query to execute
- * @param description the description of the search
- * @param expectedIds the expected document ids of the hits
- * @param expectedScores the expected scores of the hits
- *
- * @throws IOException
- */
- protected static void assertHits(Searcher s, Query query,
- final String description, final String[] expectedIds,
- final float[] expectedScores) throws IOException {
- QueryUtils.check(random, query, s);
-
- final float tolerance = 1e-5f;
-
- // Hits hits = searcher.search(query);
- // hits normalizes and throws things off if one score is greater than 1.0
- TopDocs topdocs = s.search(query, null, 10000);
-
- /*****
- * // display the hits System.out.println(hits.length() +
- * " hits for search: \"" + description + '\"'); for (int i = 0; i <
- * hits.length(); i++) { System.out.println(" " + FIELD_ID + ':' +
- * hits.doc(i).get(FIELD_ID) + " (score:" + hits.score(i) + ')'); }
- *****/
-
- // did we get the hits we expected
- assertEquals(expectedIds.length, topdocs.totalHits);
- for (int i = 0; i < topdocs.totalHits; i++) {
- // System.out.println(i + " exp: " + expectedIds[i]);
- // System.out.println(i + " field: " + hits.doc(i).get(FIELD_ID));
-
- int id = topdocs.scoreDocs[i].doc;
- float score = topdocs.scoreDocs[i].score;
- Document doc = s.doc(id);
- assertEquals(expectedIds[i], doc.get(FIELD_ID));
- boolean scoreEq = Math.abs(expectedScores[i] - score) < tolerance;
- if (!scoreEq) {
- System.out.println(i + " warning, expected score: " + expectedScores[i]
- + ", actual " + score);
- System.out.println(s.explain(query, id));
- }
- assertEquals(expectedScores[i], score, tolerance);
- assertEquals(s.explain(query, id).getValue(), score, tolerance);
- }
- }
-
-}
\ No newline at end of file
fnp / pylucene.git / blobdiff