--- /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.store.BufferedIndexInput;
+import org.apache.lucene.analysis.MockAnalyzer;
+import org.apache.lucene.document.Document;
+import org.apache.lucene.document.Field;
+import org.apache.lucene.document.Field.Index;
+import org.apache.lucene.document.Field.Store;
+import org.apache.lucene.index.IndexWriterConfig.OpenMode;
+
+import java.io.IOException;
+import java.util.Collection;
+
+public class TestSegmentMerger extends LuceneTestCase {
+ //The variables for the new merged segment
+ private Directory mergedDir;
+ private String mergedSegment = "test";
+ //First segment to be merged
+ private Directory merge1Dir;
+ private Document doc1 = new Document();
+ private SegmentReader reader1 = null;
+ //Second Segment to be merged
+ private Directory merge2Dir;
+ private Document doc2 = new Document();
+ private SegmentReader reader2 = null;
+
+ @Override
+ public void setUp() throws Exception {
+ super.setUp();
+ mergedDir = newDirectory();
+ merge1Dir = newDirectory();
+ merge2Dir = newDirectory();
+ DocHelper.setupDoc(doc1);
+ SegmentInfo info1 = DocHelper.writeDoc(random, merge1Dir, doc1);
+ DocHelper.setupDoc(doc2);
+ SegmentInfo info2 = DocHelper.writeDoc(random, merge2Dir, doc2);
+ reader1 = SegmentReader.get(true, info1, IndexReader.DEFAULT_TERMS_INDEX_DIVISOR);
+ reader2 = SegmentReader.get(true, info2, IndexReader.DEFAULT_TERMS_INDEX_DIVISOR);
+ }
+
+ @Override
+ public void tearDown() throws Exception {
+ reader1.close();
+ reader2.close();
+ mergedDir.close();
+ merge1Dir.close();
+ merge2Dir.close();
+ super.tearDown();
+ }
+
+ public void test() {
+ assertTrue(mergedDir != null);
+ assertTrue(merge1Dir != null);
+ assertTrue(merge2Dir != null);
+ assertTrue(reader1 != null);
+ assertTrue(reader2 != null);
+ }
+
+ public void testMerge() throws IOException {
+ SegmentMerger merger = new SegmentMerger(mergedDir, IndexWriterConfig.DEFAULT_TERM_INDEX_INTERVAL, mergedSegment, null, null, new FieldInfos());
+ merger.add(reader1);
+ merger.add(reader2);
+ int docsMerged = merger.merge();
+ assertTrue(docsMerged == 2);
+ //Should be able to open a new SegmentReader against the new directory
+ SegmentReader mergedReader = SegmentReader.get(false, mergedDir,
+ new SegmentInfo(mergedSegment, docsMerged, mergedDir, false, true,
+ merger.fieldInfos().hasProx(),
+ merger.fieldInfos().hasVectors()),
+ BufferedIndexInput.BUFFER_SIZE, true, IndexReader.DEFAULT_TERMS_INDEX_DIVISOR);
+
+ assertTrue(mergedReader != null);
+ assertTrue(mergedReader.numDocs() == 2);
+ Document newDoc1 = mergedReader.document(0);
+ assertTrue(newDoc1 != null);
+ //There are 2 unstored fields on the document
+ assertTrue(DocHelper.numFields(newDoc1) == DocHelper.numFields(doc1) - DocHelper.unstored.size());
+ Document newDoc2 = mergedReader.document(1);
+ assertTrue(newDoc2 != null);
+ assertTrue(DocHelper.numFields(newDoc2) == DocHelper.numFields(doc2) - DocHelper.unstored.size());
+
+ TermDocs termDocs = mergedReader.termDocs(new Term(DocHelper.TEXT_FIELD_2_KEY, "field"));
+ assertTrue(termDocs != null);
+ assertTrue(termDocs.next() == true);
+
+ Collection<String> stored = mergedReader.getFieldNames(IndexReader.FieldOption.INDEXED_WITH_TERMVECTOR);
+ assertTrue(stored != null);
+ //System.out.println("stored size: " + stored.size());
+ assertTrue("We do not have 3 fields that were indexed with term vector",stored.size() == 3);
+
+ TermFreqVector vector = mergedReader.getTermFreqVector(0, DocHelper.TEXT_FIELD_2_KEY);
+ assertTrue(vector != null);
+ String [] terms = vector.getTerms();
+ assertTrue(terms != null);
+ //System.out.println("Terms size: " + terms.length);
+ assertTrue(terms.length == 3);
+ int [] freqs = vector.getTermFrequencies();
+ assertTrue(freqs != null);
+ //System.out.println("Freqs size: " + freqs.length);
+ assertTrue(vector instanceof TermPositionVector == true);
+
+ for (int i = 0; i < terms.length; i++) {
+ String term = terms[i];
+ int freq = freqs[i];
+ //System.out.println("Term: " + term + " Freq: " + freq);
+ assertTrue(DocHelper.FIELD_2_TEXT.indexOf(term) != -1);
+ assertTrue(DocHelper.FIELD_2_FREQS[i] == freq);
+ }
+
+ TestSegmentReader.checkNorms(mergedReader);
+ mergedReader.close();
+ }
+
+ // LUCENE-3143
+ public void testInvalidFilesToCreateCompound() throws Exception {
+ Directory dir = newDirectory();
+ IndexWriterConfig iwc = newIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random));
+ IndexWriter w = new IndexWriter(dir, iwc);
+
+ // Create an index w/ .del file
+ w.addDocument(new Document());
+ Document doc = new Document();
+ doc.add(new Field("c", "test", Store.NO, Index.ANALYZED));
+ w.addDocument(doc);
+ w.commit();
+ w.deleteDocuments(new Term("c", "test"));
+ w.close();
+
+ // Assert that SM fails if .del exists
+ SegmentMerger sm = new SegmentMerger(dir, 1, "a", null, null, null);
+ try {
+ sm.createCompoundFile("b1", w.segmentInfos.info(0));
+ fail("should not have been able to create a .cfs with .del and .s* files");
+ } catch (AssertionError e) {
+ // expected
+ }
+
+ // Create an index w/ .s*
+ w = new IndexWriter(dir, new IndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random)).setOpenMode(OpenMode.CREATE));
+ doc = new Document();
+ doc.add(new Field("c", "test", Store.NO, Index.ANALYZED));
+ w.addDocument(doc);
+ w.close();
+ IndexReader r = IndexReader.open(dir, false);
+ r.setNorm(0, "c", (byte) 1);
+ r.close();
+
+ // Assert that SM fails if .s* exists
+ try {
+ sm.createCompoundFile("b2", w.segmentInfos.info(0));
+ fail("should not have been able to create a .cfs with .del and .s* files");
+ } catch (AssertionError e) {
+ // expected
+ }
+
+ dir.close();
+ }
+
+}
fnp / pylucene.git / blobdiff