+++ /dev/null
-package org.apache.lucene.index;
-
-/**
- * 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.util.ArrayList;
-import java.util.HashSet;
-import java.util.List;
-import java.util.Set;
-
-import org.apache.lucene.util.*;
-import org.apache.lucene.store.*;
-import org.apache.lucene.document.*;
-
-public class TestStressAdvance extends LuceneTestCase {
-
- public void testStressAdvance() throws Exception {
- for(int iter=0;iter<3;iter++) {
- if (VERBOSE) {
- System.out.println("\nTEST: iter=" + iter);
- }
- Directory dir = newDirectory();
- RandomIndexWriter w = new RandomIndexWriter(random, dir);
- final Set<Integer> aDocs = new HashSet<Integer>();
- final Document doc = new Document();
- final Field f = newField("field", "", Field.Index.NOT_ANALYZED_NO_NORMS);
- doc.add(f);
- final Field idField = newField("id", "", Field.Store.YES, Field.Index.NOT_ANALYZED_NO_NORMS);
- doc.add(idField);
- int num = atLeast(4097);
- for(int id=0;id<num;id++) {
- if (random.nextInt(4) == 3) {
- f.setValue("a");
- aDocs.add(id);
- } else {
- f.setValue("b");
- }
- idField.setValue(""+id);
- w.addDocument(doc);
- }
-
- w.optimize();
-
- final List<Integer> aDocIDs = new ArrayList<Integer>();
- final List<Integer> bDocIDs = new ArrayList<Integer>();
-
- final IndexReader r = w.getReader();
- final int[] idToDocID = new int[r.maxDoc()];
- for(int docID=0;docID<idToDocID.length;docID++) {
- int id = Integer.parseInt(r.document(docID).get("id"));
- if (aDocs.contains(id)) {
- aDocIDs.add(docID);
- } else {
- bDocIDs.add(docID);
- }
- }
- final TermDocs de = r.termDocs();
-
- for(int iter2=0;iter2<10;iter2++) {
- if (VERBOSE) {
- System.out.println("\nTEST: iter=" + iter + " iter2=" + iter2);
- }
- de.seek(new Term("field", "a"));
- testOne(de, aDocIDs);
-
- de.seek(new Term("field", "b"));
- testOne(de, bDocIDs);
- }
-
- w.close();
- r.close();
- dir.close();
- }
- }
-
- private void testOne(TermDocs docs, List<Integer> expected) throws Exception {
- if (VERBOSE) {
- System.out.println("test");
- }
- int upto = -1;
- while(upto < expected.size()) {
- if (VERBOSE) {
- System.out.println(" cycle upto=" + upto + " of " + expected.size());
- }
- final int docID;
- if (random.nextInt(4) == 1 || upto == expected.size()-1) {
- // test nextDoc()
- if (VERBOSE) {
- System.out.println(" do nextDoc");
- }
- upto++;
- if (docs.next()) {
- docID = docs.doc();
- } else {
- docID = -1;
- }
- } else {
- // test advance()
- final int inc = _TestUtil.nextInt(random, 1, expected.size()-1-upto);
- if (VERBOSE) {
- System.out.println(" do advance inc=" + inc);
- }
- upto += inc;
- if (docs.skipTo(expected.get(upto))) {
- docID = docs.doc();
- } else {
- docID = -1;
- }
- }
- if (upto == expected.size()) {
- if (VERBOSE) {
- System.out.println(" expect docID=" + -1 + " actual=" + docID);
- }
- assertEquals(-1, docID);
- } else {
- if (VERBOSE) {
- System.out.println(" expect docID=" + expected.get(upto) + " actual=" + docID);
- }
- assertTrue(docID != -1);
- assertEquals(expected.get(upto).intValue(), docID);
- }
- }
- }
-}