| package org.apache.lucene.uninverting; |
| |
| /* |
| * 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.analysis.MockAnalyzer; |
| import org.apache.lucene.document.Document; |
| import org.apache.lucene.document.Field; |
| import org.apache.lucene.document.IntField; |
| import org.apache.lucene.index.AtomicReader; |
| import org.apache.lucene.index.DirectoryReader; |
| import org.apache.lucene.index.IndexWriter; |
| import org.apache.lucene.index.NumericDocValues; |
| import org.apache.lucene.store.Directory; |
| import org.apache.lucene.util.LuceneTestCase; |
| |
| public class TestFieldCacheReopen extends LuceneTestCase { |
| |
| // TODO: make a version of this that tests the same thing with UninvertingReader.wrap() |
| |
| // LUCENE-1579: Ensure that on a reopened reader, that any |
| // shared segments reuse the doc values arrays in |
| // FieldCache |
| public void testFieldCacheReuseAfterReopen() throws Exception { |
| Directory dir = newDirectory(); |
| IndexWriter writer = new IndexWriter( |
| dir, |
| newIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random())). |
| setMergePolicy(newLogMergePolicy(10)) |
| ); |
| Document doc = new Document(); |
| doc.add(new IntField("number", 17, Field.Store.NO)); |
| writer.addDocument(doc); |
| writer.commit(); |
| |
| // Open reader1 |
| DirectoryReader r = DirectoryReader.open(dir); |
| AtomicReader r1 = getOnlySegmentReader(r); |
| final NumericDocValues ints = FieldCache.DEFAULT.getNumerics(r1, "number", FieldCache.NUMERIC_UTILS_INT_PARSER, false); |
| assertEquals(17, ints.get(0)); |
| |
| // Add new segment |
| writer.addDocument(doc); |
| writer.commit(); |
| |
| // Reopen reader1 --> reader2 |
| DirectoryReader r2 = DirectoryReader.openIfChanged(r); |
| assertNotNull(r2); |
| r.close(); |
| AtomicReader sub0 = r2.leaves().get(0).reader(); |
| final NumericDocValues ints2 = FieldCache.DEFAULT.getNumerics(sub0, "number", FieldCache.NUMERIC_UTILS_INT_PARSER, false); |
| r2.close(); |
| assertTrue(ints == ints2); |
| |
| writer.shutdown(); |
| dir.close(); |
| } |
| } |