pylucene 3.5.0-3

[pylucene.git] / lucene-java-3.5.0 / lucene / backwards / src / test / org / apache / lucene / index / TestRollback.java

diff --git a/lucene-java-3.5.0/lucene/backwards/src/test/org/apache/lucene/index/TestRollback.java b/lucene-java-3.5.0/lucene/backwards/src/test/org/apache/lucene/index/TestRollback.java
new file mode 100644 (file)
index 0000000..eb3ea10
--- /dev/null
+++ b/lucene-java-3.5.0/lucene/backwards/src/test/org/apache/lucene/index/TestRollback.java
@@ -0,0 +1,61 @@
+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.analysis.MockAnalyzer;
+import org.apache.lucene.analysis.WhitespaceAnalyzer;
+
+import org.apache.lucene.document.Document;
+import org.apache.lucene.document.Field.Index;
+import org.apache.lucene.document.Field.Store;
+import org.apache.lucene.store.Directory;
+import org.apache.lucene.util.LuceneTestCase;
+
+public class TestRollback extends LuceneTestCase {
+
+  // LUCENE-2536
+  public void testRollbackIntegrityWithBufferFlush() throws Exception {
+    Directory dir = newDirectory();
+    RandomIndexWriter rw = new RandomIndexWriter(random, dir);
+
+    for (int i = 0; i < 5; i++) {
+      Document doc = new Document();
+      doc.add(newField("pk", Integer.toString(i), Store.YES, Index.ANALYZED_NO_NORMS));
+      rw.addDocument(doc);
+    }
+    rw.close();
+
+    // If buffer size is small enough to cause a flush, errors ensue...
+    IndexWriter w = new IndexWriter(dir, newIndexWriterConfig( TEST_VERSION_CURRENT, new MockAnalyzer(random)).setMaxBufferedDocs(2).setOpenMode(IndexWriterConfig.OpenMode.APPEND));
+
+    Term pkTerm = new Term("pk", "");
+    for (int i = 0; i < 3; i++) {
+      Document doc = new Document();
+      String value = Integer.toString(i);
+      doc.add(newField("pk", value, Store.YES, Index.ANALYZED_NO_NORMS));
+      doc.add(newField("text", "foo", Store.YES, Index.ANALYZED_NO_NORMS));
+      w.updateDocument(pkTerm.createTerm(value), doc);
+    }
+    w.rollback();
+
+    IndexReader r = IndexReader.open(dir, true);
+    assertEquals("index should contain same number of docs post rollback", 5, r.numDocs());
+    r.close();
+    dir.close();
+  }
+}