+++ /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 org.apache.lucene.util.LuceneTestCase;
-import org.apache.lucene.store.Directory;
-import org.apache.lucene.analysis.MockAnalyzer;
-import org.apache.lucene.document.Document;
-import org.apache.lucene.document.Field;
-
-import java.io.IOException;
-
-public class TestSegmentTermDocs extends LuceneTestCase {
- private Document testDoc = new Document();
- private Directory dir;
- private SegmentInfo info;
-
- @Override
- public void setUp() throws Exception {
- super.setUp();
- dir = newDirectory();
- DocHelper.setupDoc(testDoc);
- info = DocHelper.writeDoc(random, dir, testDoc);
- }
-
- @Override
- public void tearDown() throws Exception {
- dir.close();
- super.tearDown();
- }
-
- public void test() {
- assertTrue(dir != null);
- }
-
- public void testTermDocs() throws IOException {
- testTermDocs(1);
- }
-
- public void testTermDocs(int indexDivisor) throws IOException {
- //After adding the document, we should be able to read it back in
- SegmentReader reader = SegmentReader.get(true, info, indexDivisor);
- assertTrue(reader != null);
- assertEquals(indexDivisor, reader.getTermInfosIndexDivisor());
- SegmentTermDocs segTermDocs = new SegmentTermDocs(reader);
- segTermDocs.seek(new Term(DocHelper.TEXT_FIELD_2_KEY, "field"));
- if (segTermDocs.next() == true)
- {
- int docId = segTermDocs.doc();
- assertTrue(docId == 0);
- int freq = segTermDocs.freq();
- assertTrue(freq == 3);
- }
- reader.close();
- }
-
- public void testBadSeek() throws IOException {
- testBadSeek(1);
- }
-
- public void testBadSeek(int indexDivisor) throws IOException {
- {
- //After adding the document, we should be able to read it back in
- SegmentReader reader = SegmentReader.get(true, info, indexDivisor);
- assertTrue(reader != null);
- SegmentTermDocs segTermDocs = new SegmentTermDocs(reader);
- segTermDocs.seek(new Term("textField2", "bad"));
- assertTrue(segTermDocs.next() == false);
- reader.close();
- }
- {
- //After adding the document, we should be able to read it back in
- SegmentReader reader = SegmentReader.get(true, info, indexDivisor);
- assertTrue(reader != null);
- SegmentTermDocs segTermDocs = new SegmentTermDocs(reader);
- segTermDocs.seek(new Term("junk", "bad"));
- assertTrue(segTermDocs.next() == false);
- reader.close();
- }
- }
-
- public void testSkipTo() throws IOException {
- testSkipTo(1);
- }
-
- public void testSkipTo(int indexDivisor) throws IOException {
- Directory dir = newDirectory();
- IndexWriter writer = new IndexWriter(dir, newIndexWriterConfig( TEST_VERSION_CURRENT, new MockAnalyzer(random)).setMergePolicy(newLogMergePolicy()));
-
- Term ta = new Term("content","aaa");
- for(int i = 0; i < 10; i++)
- addDoc(writer, "aaa aaa aaa aaa");
-
- Term tb = new Term("content","bbb");
- for(int i = 0; i < 16; i++)
- addDoc(writer, "bbb bbb bbb bbb");
-
- Term tc = new Term("content","ccc");
- for(int i = 0; i < 50; i++)
- addDoc(writer, "ccc ccc ccc ccc");
-
- // assure that we deal with a single segment
- writer.optimize();
- writer.close();
-
- IndexReader reader = IndexReader.open(dir, null, true, indexDivisor);
-
- TermDocs tdocs = reader.termDocs();
-
- // without optimization (assumption skipInterval == 16)
-
- // with next
- tdocs.seek(ta);
- assertTrue(tdocs.next());
- assertEquals(0, tdocs.doc());
- assertEquals(4, tdocs.freq());
- assertTrue(tdocs.next());
- assertEquals(1, tdocs.doc());
- assertEquals(4, tdocs.freq());
- assertTrue(tdocs.skipTo(0));
- assertEquals(2, tdocs.doc());
- assertTrue(tdocs.skipTo(4));
- assertEquals(4, tdocs.doc());
- assertTrue(tdocs.skipTo(9));
- assertEquals(9, tdocs.doc());
- assertFalse(tdocs.skipTo(10));
-
- // without next
- tdocs.seek(ta);
- assertTrue(tdocs.skipTo(0));
- assertEquals(0, tdocs.doc());
- assertTrue(tdocs.skipTo(4));
- assertEquals(4, tdocs.doc());
- assertTrue(tdocs.skipTo(9));
- assertEquals(9, tdocs.doc());
- assertFalse(tdocs.skipTo(10));
-
- // exactly skipInterval documents and therefore with optimization
-
- // with next
- tdocs.seek(tb);
- assertTrue(tdocs.next());
- assertEquals(10, tdocs.doc());
- assertEquals(4, tdocs.freq());
- assertTrue(tdocs.next());
- assertEquals(11, tdocs.doc());
- assertEquals(4, tdocs.freq());
- assertTrue(tdocs.skipTo(5));
- assertEquals(12, tdocs.doc());
- assertTrue(tdocs.skipTo(15));
- assertEquals(15, tdocs.doc());
- assertTrue(tdocs.skipTo(24));
- assertEquals(24, tdocs.doc());
- assertTrue(tdocs.skipTo(25));
- assertEquals(25, tdocs.doc());
- assertFalse(tdocs.skipTo(26));
-
- // without next
- tdocs.seek(tb);
- assertTrue(tdocs.skipTo(5));
- assertEquals(10, tdocs.doc());
- assertTrue(tdocs.skipTo(15));
- assertEquals(15, tdocs.doc());
- assertTrue(tdocs.skipTo(24));
- assertEquals(24, tdocs.doc());
- assertTrue(tdocs.skipTo(25));
- assertEquals(25, tdocs.doc());
- assertFalse(tdocs.skipTo(26));
-
- // much more than skipInterval documents and therefore with optimization
-
- // with next
- tdocs.seek(tc);
- assertTrue(tdocs.next());
- assertEquals(26, tdocs.doc());
- assertEquals(4, tdocs.freq());
- assertTrue(tdocs.next());
- assertEquals(27, tdocs.doc());
- assertEquals(4, tdocs.freq());
- assertTrue(tdocs.skipTo(5));
- assertEquals(28, tdocs.doc());
- assertTrue(tdocs.skipTo(40));
- assertEquals(40, tdocs.doc());
- assertTrue(tdocs.skipTo(57));
- assertEquals(57, tdocs.doc());
- assertTrue(tdocs.skipTo(74));
- assertEquals(74, tdocs.doc());
- assertTrue(tdocs.skipTo(75));
- assertEquals(75, tdocs.doc());
- assertFalse(tdocs.skipTo(76));
-
- //without next
- tdocs.seek(tc);
- assertTrue(tdocs.skipTo(5));
- assertEquals(26, tdocs.doc());
- assertTrue(tdocs.skipTo(40));
- assertEquals(40, tdocs.doc());
- assertTrue(tdocs.skipTo(57));
- assertEquals(57, tdocs.doc());
- assertTrue(tdocs.skipTo(74));
- assertEquals(74, tdocs.doc());
- assertTrue(tdocs.skipTo(75));
- assertEquals(75, tdocs.doc());
- assertFalse(tdocs.skipTo(76));
-
- tdocs.close();
- reader.close();
- dir.close();
- }
-
- public void testIndexDivisor() throws IOException {
- testDoc = new Document();
- DocHelper.setupDoc(testDoc);
- DocHelper.writeDoc(random, dir, testDoc);
- testTermDocs(2);
- testBadSeek(2);
- testSkipTo(2);
- }
-
- private void addDoc(IndexWriter writer, String value) throws IOException
- {
- Document doc = new Document();
- doc.add(newField("content", value, Field.Store.NO, Field.Index.ANALYZED));
- writer.addDocument(doc);
- }
-}
fnp / pylucene.git / blobdiff